[Community-sigs] Creating Community signatures from MD5 hashes

Paul David Hood paul.hood at it.ox.ac.uk
Fri Jan 8 06:58:37 EST 2016


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Hi,

I am seeking a means to produce ClamAV signatures directly from MD5
signatures, rather than from a sample file which is then MD5'd.

I have found literature explaining how to create community signatures
from samples, but nothing that explains how to create signatures
directly from MD5 sigs.

We have a virtualised email analysis device that can easily output the
MD5s of 0-day threats it discovers and it is highly accurate, but lack
for a means to automatically incorporate its findings into our ClamAV
sensors.

If there is any way to do this, please let me know. The goal is to
provide these 0-days as a Community Database if they are welcome, but
in either case it would be a big help to us in improving our email
security.



All the best,

- -- 
Paul D. Hood, Computer Security Specialist &
Computer Security Incident Response Co-Ordinator
Network Security Team - OxCERT

IT Services, University of Oxford, 13 Banbury Road, Oxford, OX2 6NN
Telephone: +44 1865 282222 (OxCERT) +44 1865 273279 (Direct Line)
PGP KeyID: D1CE3CF9
http://www.it.ox.ac.uk/ | http://www.oucs.ox.ac.uk/network/security/
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