Re: [clamav-users] Hint for creating signatures

2014-09-09 Thread Hajo Locke
Hello, Am 08.09.2014 um 16:58 schrieb Steve Basford: Hi, Tricky :( Copy this into@ not_tested.ndb test.ercynpr:7:*:3D7374725F726F74313328??636572745F657263796E7072??293B2024 test.cryptbot:7:*:3D22{12}225E22{40}3B2024 Thanks, this seems to work. I will try it. Hopefully only a few FP.

[clamav-users] Hint for creating signatures

2014-09-08 Thread Hajo Locke
Hello, from http://www.dict.cc/englisch-deutsch/from.html time http://www.dict.cc/englisch-deutsch/time.html to time http://www.dict.cc/englisch-deutsch/time.html i create some signatures from what i found in php-code of my users. Now i found some malware that worries me. Its obfuscated

Re: [clamav-users] Hint for creating signatures

2014-09-08 Thread Hajo Locke
Hello, sorry for links to my translator. I thought thunderbird is removing this when choosing pure-text-format. now it is readable: Am 08.09.2014 um 16:04 schrieb Hajo Locke: Hello, from time to time i create some signatures from what i found in php-code of my users. Now i found some

Re: [clamav-users] Hint for creating signatures

2014-09-08 Thread Alain Zidouemba
Hajo, Would you be interested in sharing the signatures you create with the ClamAV community? If so, please check out the process here: http://blog.clamav.net/2014/02/introducing-clamav-community-signatures.html As for signatures for obfuscated PHP, it really does depend on the code you are

Re: [clamav-users] Hint for creating signatures

2014-09-08 Thread Steve Basford
On Mon, September 8, 2014 3:04 pm, Hajo Locke wrote: What should i do now? Is there a trick to find a signature which fits for all samples or i have to create a different signature for every sample? Hi, Tricky :( Copy this into@ not_tested.ndb

Re: [clamav-users] Hint for creating signatures

2014-09-08 Thread Maarten Broekman
Because plugin developers do nutty things, I'd probably combine the two into a single signature to reduce possible false positives, but other than that it looks like those. I've seen non-malicious CMS plugins that use similar obfuscation techniques, though I'm certainly willing to use these as is