Babelfish obfuscation

2009-10-05 Thread Joseph Brennan
From spam today: a href=http://66.196.80.202/babelfish/translate_url_content?.intl=uslp=es_entrurl=http://johnnie2006.mcafaloj%2E%63%6E; style=text-decoration: none; color: #0099ff;click here/a Double obfuscation-- first the indirect through 66.196.80.202 (yahoo) and then %2E%63%6E for

Re: Babelfish obfuscation

2009-10-05 Thread Karsten Bräckelmann
On Mon, 2009-10-05 at 11:06 -0400, Joseph Brennan wrote: Double obfuscation-- first the indirect through 66.196.80.202 (yahoo) and then %2E%63%6E for .cn Without checking -- I believe, all you need is a redirector_pattern for the IP redirector, to extract the target URI. The list of URIs should

Re: Babelfish obfuscation

2009-10-05 Thread John Hardin
On Mon, 5 Oct 2009, Joseph Brennan wrote: From spam today: a href=http://66.196.80.202/babelfish/translate_url_content?.intl=uslp=es_entrurl=http://johnnie2006.mcafaloj%2E%63%6E; style=text-decoration: none; color: #0099ff;click here/a Double obfuscation-- first the indirect through

Re: Babelfish obfuscation

2009-10-05 Thread Karsten Bräckelmann
On Mon, 2009-10-05 at 08:27 -0700, John Hardin wrote: I guess that's an argument against anchoring CN_EIGHT at the beginning of the URI... No, it is not. It's an argument for a new redirector_pattern. The extracted target URIs are provided for uri rules. Or alternatively, seriously kicking

Re: Babelfish obfuscation

2009-10-05 Thread Benny Pedersen
On man 05 okt 2009 17:06:19 CEST, Joseph Brennan wrote Double obfuscation-- first the indirect through 66.196.80.202 (yahoo) and then %2E%63%6E for .cn yahoo accept content to be on there ip ? lets blcok that ip so -- xpoint

Re: Babelfish obfuscation

2009-10-05 Thread Benny Pedersen
On man 05 okt 2009 17:16:06 CEST, Karsten Bräckelmann wrote Without checking -- I believe, all you need is a redirector_pattern for the IP redirector, to extract the target URI. The list of URIs should also contain a cleaned version of the extracted target URI, with the escapes converted. i

Re: Babelfish obfuscation

2009-10-05 Thread Warren Togami
On 10/05/2009 11:27 AM, John Hardin wrote: Warren: I guess that's an argument against anchoring CN_EIGHT at the beginning of the URI... I wasn't the one that suggested anchoring. Did the old rule decode %2E%63%6E as .cn though? Warren

Re: Babelfish obfuscation

2009-10-05 Thread Karsten Bräckelmann
On Mon, 2009-10-05 at 19:56 +0200, Benny Pedersen wrote: On man 05 okt 2009 17:16:06 CEST, Karsten Bräckelmann wrote Without checking -- I believe, all you need is a redirector_pattern for the IP redirector, to extract the target URI. The list of URIs should also contain a cleaned version

Re: Babelfish obfuscation (fwd)

2009-10-05 Thread Karsten Bräckelmann
On Mon, 2009-10-05 at 11:21 -0700, John Hardin wrote: On Mon, 5 Oct 2009, Warren Togami wrote: Did the old rule decode %2E%63%6E as .cn though? The URI parser does that for you: [11433] dbg: rules: ran uri rule ALL_URI == got hit: http://fnord:b...@321%2e%63%6e; [11433] dbg:

Re: Babelfish obfuscation

2009-10-05 Thread John Hardin
On Mon, 5 Oct 2009, Karsten Br�ckelmann wrote: On Mon, 2009-10-05 at 19:56 +0200, Benny Pedersen wrote: On man 05 okt 2009 17:16:06 CEST, Karsten Bräckelmann wrote Without checking -- I believe, all you need is a redirector_pattern for the IP redirector, to extract the target URI. The list