Malicious PDF — malware analysis report

Static analysis result for SHA-256 2400da3aac594c5b…

MALICIOUS

PDF

37.6 KB Created: 2021-02-13 14:15:35 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: 723e3c1d17ba412b69dc216e312066cf SHA-1: fd3da75168a2354365e99f0b478e02a200ef943f SHA-256: 2400da3aac594c5b474bf749a69ebaff33e5b2d13c945b072396549ce952a614
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 0.6440

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://jottigo.ru/aws?utm_term=bolt+connection+design+spreadsheet PDF link annotation
    • https://cdn.sqhk.co/kutisetu/j8ja1Ua/teveduz.pdfIn PDF document text
    • https://cdn.sqhk.co/zixedagiro/jA1hi5u/archery_bow_and_arrow_buy_online.pdfIn PDF document text
    • https://cdn.sqhk.co/posojuvapono/hhggjev/rozevaxupiweperuze.pdfIn PDF document text
    • https://cdn.sqhk.co/wexufenu/aphihaO/couple_halloween_costumes_cute.pdfIn PDF document text
    • https://cdn.sqhk.co/lewatesudo/Y7tgcji/59323547725.pdfIn PDF document text
    • https://s3.amazonaws.com/rebomedug/xepinapubilolitedabejigix.pdfIn PDF document text
    • https://s3.amazonaws.com/lolaritemukole/bunel.pdfIn PDF document text
    • https://s3.amazonaws.com/jolituzoji/14_besoins_fondamentaux_virginia.pdfIn PDF document text
    • https://s3.amazonaws.com/tupofelasujewas/99262368656.pdfIn PDF document text
    • https://s3.amazonaws.com/dewutexorob/setalovimebibaz.pdfIn PDF document text

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