""ET TROJAN OSX/iWebUpdate CnC Activity""
SID: 2044206
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2023_02_15, deployment Perimeter, performance_impact Significant, signature_severity Major, tag c2, updated_at 2023_02_15, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: ".php?v="
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Value: "&c="
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Value: "&os="
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Value: "&hw="
Within:
PCRE: "/.php\?v=\d+&c=[^&]+&u=[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}&os=/U"
Special Options:
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http_uri
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fast_pattern
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http_uri
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http_uri
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http_uri