Malicious PDF — malware analysis report

Static analysis result for SHA-256 36e6a057e494bb2a…

MALICIOUS

PDF

49.5 KB Created: 2020-12-08 03:00:01 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 72c298728fa52fab9d4577d5412389bb SHA-1: 43b93a5518ada7cad79bbd39ed21f1e82ab06510 SHA-256: 36e6a057e494bb2a1dea388c571a2fe63f596897cf7c03876806bbceae75ca01
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-only nature and embedded clickable link. The ClamAV detection and ML classifier further support its malicious classification. The primary IOC is the external URL embedded within the document, which is likely used to redirect the user to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7228

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 49 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://traffine.ru/strik?utm_term=2005+ford+expedition+owners+manual
    • https://static1.squarespace.com/static/5fc1015360f2895dc1e86a3c/t/5fcdf70e8a55f2188b9bc6a8/1607333646896/rave_videos_with_friends_apk.pdf
    • https://static1.squarespace.com/static/5fc37cc05e8e827d429e4280/t/5fc50d80173fb5383b4388ce/1606749569258/37882049226.pdf
    • https://s3.amazonaws.com/vuxagixil/cryptic_quiz_answers_math_worksheet.pdf
    • https://s3.amazonaws.com/miledu/itunes_to_new_computer.pdf
    • https://static1.squarespace.com/static/5fc4eac35e8e827d42a79265/t/5fc658a4a97599144ed180b4/1606834340406/67147479770.pdf
    • https://static1.squarespace.com/static/5fc79e8f02915d4a16f985cc/t/5fcb6e8c8dcc5603bef3cbc3/1607167629944/22080978516.pdf
    • https://s3.amazonaws.com/kegubinefuda/18906399331.pdf
    • https://static1.squarespace.com/static/5fc00874a5bc066edfa0f7a0/t/5fc1125e9d79364840b33715/1606488671067/nys_court_officer_exam_study_guide.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbf60d7e18c5c478ef3bb4d/1606377688188/earths_atmosphere_worksheet_7th_grade.pdf
    • https://s3.amazonaws.com/fowikorejodi/26853344888.pdf
    • https://static1.squarespace.com/static/5fc0cc6dc14dfd36fef0f123/t/5fc25efb9d79364840da70c6/1606573819531/infuser_water_bottle_with_straw.pdf
    • https://s3.amazonaws.com/nuxulikiwab/cross_section_of_the_earths_layers.pdf
    • https://static1.squarespace.com/static/5fc6b028c6d96458364a8c4a/t/5fcdfee69aa2de0c64b8ca53/1607335655150/new_york_city_monster_movie.pdf
    • https://s3.amazonaws.com/nitajosasa/homemade_chips_baked.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe04143c02f22b9dd3ff1d/1606288405060/mogefutilorupifebirixojut.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbf527f3c02f22b9d03f7d3/1606374015771/vatelozogixo.pdf