""ET TROJAN DNS Query for TA401 Controlled Domain (cryptoanalyzetech .com)""
SID: 2047121
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2023_07_07, deployment Perimeter, former_category MALWARE, confidence High, signature_severity Major, tag TA401, updated_at 2023_07_07, reviewed_at 2023_09_19, former_sid 2854763
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: "|11|cryptoanalyzetech|03|com|00|"
Within: 23
PCRE:
Special Options:
-
fast_pattern
-
nocase