""ET TROJAN Malicious Cobalt Strike SSL Cert (asurecloud .tech)""
SID: 2034392
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_11_09, deployment Perimeter, malware_family Cobalt_Strike, signature_severity Major, updated_at 2021_11_09
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: "|0f|asurecloud.tech"
Within: 16
PCRE:
Special Options:
- fast_pattern