""ET TROJAN [Fireeye] Backdoor.SUNBURST SSL Cert Inbound (avsvmcloud .com)""
SID: 2031341
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_12_14, deployment Perimeter, signature_severity Major, updated_at 2020_12_15
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: 443
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "|16|"
-
Value: "|0b|"
-
Value: "|06 03 55 04 03|"
-
Value: "appsync-api."
-
Value: ".avsvmcloud.com"
Within: 8
PCRE:
Special Options:
- fast_pattern