Malicious PDF — malware analysis report

Static analysis result for SHA-256 87fc274aae13fb97…

MALICIOUS

PDF

36.1 KB Created: 2021-01-05 15:27:45 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: e37098902c828b5ff3170fb7428d740f SHA-1: 3a524e79c4f07acbd9ee2e102de97703d413a7cb SHA-256: 87fc274aae13fb975b8f4df07dd221dd536a3447f09e11d96cfe0339a15a965c
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file uses an image-based lure. Specific URLs and indicators for this sample are listed in the indicators section.

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 36 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://traffnew.ru/wb?keyword=rainbow%20bubble%20tea%20making%20tapioca%20milk%20pearls PDF link annotation
    • https://cdn.sqhk.co/zetanitanedo/WPt36iJ/uefa_euro_2020_qualifying_tv_rights.pdfIn PDF document text
    • https://s3.amazonaws.com/fofeguj/xbox_live_app_download_apk.pdfIn PDF document text

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