""ET TROJAN IoT_reaper DNS Lookup M4 (cbk99 .com)""
SID: 2024933
Revision: 4
Class Type: trojan-activity
Metadata: attack_target IoT, created_at 2017_10_31, deployment Perimeter, signature_severity Major, updated_at 2022_07_22, reviewed_at 2023_12_13
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: "|05|cbk99|03|com|00|"
Within: 7
PCRE:
Special Options:
-
fast_pattern
-
nocase