""ET TROJAN APT28 DealersChoice CnC Beacon Response""
SID: 2044216
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_12_05, deployment Perimeter, malware_family APT28, signature_severity Major, tag c2, updated_at 2023_02_16, former_sid 2823642, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,from_server
Contents:
-
Value: "k1="
-
Value: "&k2="
-
Value: "&k3="
-
Value: "&k4="
Within: 3
PCRE: "/&k3=\d+&k4=\d+$/"
Special Options:
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file_data
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fast_pattern