""ET TROJAN DNS Query to TA444 Domain (antifirmware .site)""
SID: 2048007
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2023_09_11, deployment Perimeter, signature_severity Major, tag TA444, updated_at 2023_09_11, reviewed_at 2024_01_26
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: "|0c|antifirmware|04|site|00|"
Within: 19
PCRE:
Special Options:
-
fast_pattern
-
nocase