Malicious PDF — malware analysis report

Static analysis result for SHA-256 e8f5149afe4eea5e…

MALICIOUS

PDF

36.7 KB Created: 2021-04-13 14:31:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: a165d7fe1ad07c4ecf8e21840d9b47c3 SHA-1: 776dbb43169a0b7e2c5af6ab2d08a9ad9f099e29 SHA-256: e8f5149afe4eea5e3fd49f4833239525cf4fe326ffbd257bc24206bfa2baab2a
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 0.5746

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://www.mainephilanthropy.org/sites/default/files/kimakevenowafuxopepasu.pdf In PDF document text
    • http://www.muttypawsacadeIn PDF document text
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=exemple+diapo+rapport+de+stagePDF link annotation
    • https://www.vub.be/sites/vub/files/webform/16824703900.pdfIn PDF document text

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