""ET TROJAN Bitter APT Backdoor Related Activity""
SID: 2035533
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2022_03_18, deployment Perimeter, malware_family Bitter, signature_severity Major, updated_at 2022_03_18
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: any
Flow: established,to_server
Contents:
- Value: "|03 00 dc|"
Within:
PCRE:
Special Options:
- fast_pattern