""ET CURRENT_EVENTS Cloned IRS Page - Possible Phishing Landing""
SID: 2031166
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_11_03, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2020_11_03, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "<!-- saved from url=("
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Value: ".irs.gov/"
Within: 100
PCRE:
Special Options:
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file_data
-
nocase
-
fast_pattern