""ET TROJAN DNS Query to TA444 Domain (docs-send .cloud)""
SID: 2045659
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2023_05_11, deployment Perimeter, signature_severity Major, tag TA444, updated_at 2023_05_11, reviewed_at 2024_01_02
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: "|09|docs-send|05|cloud|00|"
Within: 17
PCRE:
Special Options:
-
nocase
-
fast_pattern