""ET TROJAN Observed VikroStealer CnC Domain in TLS SNI""
SID: 2030371
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_06_22, deployment Perimeter, signature_severity Major, updated_at 2020_06_22
Reference:
-
md5
-
15c587698be36a72f4015b2758442e3c
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
- Value: "|00 00 13|vikrostealer-1.site|00|"
Within:
PCRE:
Special Options:
- fast_pattern