""ET TROJAN Observed UNC1549/TA455 Domain (testmanagementapisjson .azurewebsites .net in TLS SNI)""
SID: 2051304
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2024_02_29, deployment Perimeter, signature_severity Major, updated_at 2024_02_29
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
-
Value: "|16|"
-
Value: "|01|"
-
Value: "|00 00 28|testmanagementapisjson.azurewebsites.net"
Within: 8
PCRE:
Special Options:
- fast_pattern