""ET TROJAN Higaisa CnC Activity""
SID: 2029640
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 2020_03_17, deployment Perimeter, malware_family Higasa, signature_severity Major, updated_at 2020_03_17
Reference:
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md5
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23a30f6afa17f971148d9e955f65ae98
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "GET"
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Value: ".php"
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Value: "User-Agent|3a 20|Mozilla/5.0 (Windows NT 6.1|3b 20|WOW64|3b 20|rv|3a|13.0) Gecko/2010010"
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Value: "|0d 0a|Host|3a 20|"
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Value: !"Referer|3a|"
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Value: !"Accept"
Within: 8
PCRE: "/\r\nUser-Agent\x3a\x20Mozilla\/5.0 (Windows NT 6.1\x3b\x20WOW64\x3b\x20rv\x3a13.0) Gecko\/2010010[A-F0-9]{8}\r\nHost\x3a\x20[^\r\n]+\r\n\r\n$/Hmi"
Special Options:
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http_method
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http_uri
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http_header
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http_header
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http_header
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http_header