Malicious PDF — malware analysis report

Static analysis result for SHA-256 9a02fb1d46e504a8…

MALICIOUS

PDF

58.6 KB Created: 2020-12-23 10:10:33 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4e7491320e0816e5ae14b9c974c5bf5b SHA-1: 7a4e36cc205491651d13af75b67d3b5799ca23b4 SHA-256: 9a02fb1d46e504a8e530ab1f3fa5ab0904c19009906078977d30b5f9ef19f67c
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document flagged by multiple security tools as malicious, including ClamAV and an ML classifier. It contains an embedded URI pointing to 'traffking.ru', suggesting a phishing or malicious content delivery attempt. The document body is heavily obfuscated and unreadable, but the presence of the external URI and the overall malicious verdict indicate an attempt to redirect the user to a harmful site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8062

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://traffking.ru/aws?utm_term=voltage+transformers+regulators
    • https://cdn-cms.f-static.net/uploads/4481841/normal_5fafe82a857a8.pdf
    • https://cdn-cms.f-static.net/uploads/4463803/normal_5fd13ff6e40ea.pdf
    • https://cdn-cms.f-static.net/uploads/4484632/normal_5fb765e9def90.pdf
    • https://cdn-cms.f-static.net/uploads/4375909/normal_5fb5cf4370f55.pdf
    • https://uploads.strikinglycdn.com/files/db9b6bc5-d689-4043-adb6-f338835efd3f/bekezutikotosaxurovuj.pdf
    • https://s3.amazonaws.com/baxegezivumi/androides_que_parecen_humanos.pdf
    • https://s3.amazonaws.com/juzalizuvar/mechanicsburg_men_s_club_menu.pdf
    • https://uploads.strikinglycdn.com/files/e1f5ac59-9935-4ddf-b06b-af3bd115035b/17158105562.pdf
    • https://s3.amazonaws.com/jixerubowi/taco_bell_power_bowl_nutrition_facts.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbdfd55f8cdb769c6a97990/1606286677833/entrepreneur_vs_entrepreneurship_vs_enterprise.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbd0520b4c4d833b8bec95b/1606223137301/world_market_coffee_table_with_storage.pdf