""ET TROJAN ENV Variable Data Exfiltration Domain (ovz1 .j19544519 .pr46m .vps .myjino .ru) in DNS Lookup""
SID: 2037909
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_and_Server, created_at 2022_08_03, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_08_03
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: "|04|ovz1|09|j19544519|05|pr46m|03|vps|06|myjino|02|ru|00|"
Within: 36
PCRE:
Special Options:
-
nocase
-
fast_pattern