""ET TROJAN GCleaner Downloader - Payload Response""
SID: 2044037
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_06, deployment Perimeter, malware_family GCleaner, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_01_31, former_sid 2852925
Reference:
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md5
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780099266c4cf79fbf344297b0a4e29e
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "dllENCR.dll|22 3b 0d 0a|"
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Value: "Content-Transfer-Encoding|3a 20|binary|0d 0a|"
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Value: "Content-Type|3a 20|application/octet-stream|0d 0a|"
Within:
PCRE: "/^Content-Disposition\x3a\x20attachment\x3b\x20filename\x3d\x22[a-zA-Z0-9]+dllENCR.dll\x22\x3b[\r\n]+$/Hmi"
Special Options:
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http_header
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fast_pattern
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http_header
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http_header