""ET INFO Explorer Shell CLSID COM Object Call Method Inbound via TCP""
SID: 2027201
Revision: 3
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2019_04_15, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2023_05_25
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "explorer.exe|20|"
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Value: "shell|3a 3a 3a 7b|"
Within: 20
PCRE: "/^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]\x7d/Ri"
Special Options:
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nocase
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fast_pattern