Malicious PDF — malware analysis report

Static analysis result for SHA-256 a82324d8c1f35352…

MALICIOUS

PDF

35.6 KB Created: 2020-11-25 00:11:00 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 6e20a56f1fb8f2f0560c3afed234434d SHA-1: 6f86b17aa17c1248381a592ebfa24bcff3e2cfb3 SHA-256: a82324d8c1f353522c45fe25f5d33a6b167415da04db7c04318c19751794ddfd
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document is identified as a phishing lure due to its image-heavy nature and a single clickable action, typical of screenshot lures. It contains an embedded URI pointing to 'trafficel.ru', which is likely part of a phishing campaign or a download site. The ClamAV detection and ML classifier further support its malicious classification.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7036

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 35 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://trafficel.ru/aws?utm_term=brave+browser+android+dark+theme
    • https://sigogaxeba.weebly.com/uploads/1/3/4/6/
    • https://s3.amazonaws.com/tiduro/burning_calories_worksheet.pdf

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