Malicious PDF — malware analysis report

Static analysis result for SHA-256 b1de1d9493b96513…

MALICIOUS

PDF

37.2 KB Created: 2021-03-30 14:14:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: ca3790b7615c9424ea991ea1d2db1e77 SHA-1: 9c35fbb45fbfb7a3daaa724e1cb9529aa0591ef1 SHA-256: b1de1d9493b96513b399003f826cc11a3b5c7da81bb1baa3332df395b1729431
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-heavy nature and a single clickable action. It contains multiple embedded URLs, one of which is directly linked to a potential phishing campaign related to 'graphic designer cv template free download'. The ClamAV detection and ML classifier further support its malicious classification, indicating it likely serves as a delivery mechanism for further malicious activity.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6389

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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 37 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://golowaki.ru/strik?utm_term=graphic+designer+cv+template+free+download
    • http://geleostone.online/pdf_ausfllen_erstellenodt56.pdf
    • http://magnifioco.site/xojedukd5ua.pdf
    • http://wellwork.site/54257873331f96cf.pdf
    • https://cdn.sqhk.co/vomisape/dx3pLii/gozudivijowam.pdf
    • https://cdn.sqhk.co/zajagatetode/aDgjjiu/pinball_machine_for_sale_melbourne.pdf
    • https://cdn.sqhk.co/xaripisi/iEhbjaO/kupojuwunomu.pdf
    • https://cdn.sqhk.co/rusobotakox/fNKzgjq/download_game_guns_and_glory_hack_java.pdf
    • https://cdn.sqhk.co/vonewesipan/QVieia8/guwepafoketukuleruratesem.pdf
    • https://cdn.sqhk.co/medukuke

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