""ET TROJAN Lazarus Downloader (JEUSD) CnC Beacon""
SID: 2025991
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_08_15, deployment Perimeter, malware_family JEUSD, signature_severity Major, tag Lazarus, tag c2, updated_at 2018_08_15, 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: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
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Value: "Content-Disposition|3a 20|form-data|3b| name=|22|upload|22 3b| filename=|22|temp.gif|22 0d 0a|"
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Value: !"Referer|3a|"
Within:
PCRE:
Special Options:
-
http_method
-
http_client_body
-
http_header