Malicious PDF — malware analysis report

Static analysis result for SHA-256 6b7abffe032c4ad6…

MALICIOUS

PDF

35.5 KB Created: 2021-06-06 17:35:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-14
MD5: 3e60d707ca7ce530855df84c1e409fa2 SHA-1: 1c5758cd972e86c7956a21406026acc9d2251da7 SHA-256: 6b7abffe032c4ad63a6b67318c0dd4f5c2ef47492c612cbc7cd5b0500cf4058e
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only lure, typical for phishing or malware distribution. It contains an embedded URI pointing to 'crewmak.ru', which is likely a malicious domain. ClamAV detection further supports its malicious nature, classifying it as a phishing trojan.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6962

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://crewmak.ru/uplcv?utm_term=bangla+movie+amar+songsar PDF link annotation
    • https://bellevuecommunityfoodbank.org/wIn PDF document text

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