""ET TROJAN CFR DRIVEBY CVE-2012-4792 DNS Query for C2 domain""

SID: 2016135

Revision: 3

Class Type: attempted-user

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2012_12_30, cve CVE_2012_4792, deployment Perimeter, signature_severity Major, tag DriveBy, updated_at 2019_08_28

Reference:

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 53

Flow:

Contents:

  • Value: "|01|" Depth: 1 Offset: 2

  • Value: "|00 01 00 00 00 00 00|"

  • Value: "|07|provide|08|yourtrap|03|com|00|"

Within: 7

PCRE:

Special Options:

  • fast_pattern

  • nocase

source