""ET MALWARE Fake Adobe Update Request""
SID: 2026735
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_12_17, deployment Perimeter, signature_severity Major, updated_at 2019_08_14
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: "GET"
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Value: "/en"
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Value: "/reader/download/?installer=Reader_DC_20"
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Value: !"get.adobe.com|0d 0a|"
Within: 45
PCRE: "/\d{2}.0\d{2}.200\d{2}_English(?:_for)?_Windows/R"
Special Options:
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http_method
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nocase
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http_uri
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nocase
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http_uri
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http_header