Malicious PDF — malware analysis report

Static analysis result for SHA-256 60f73fe337d8e745…

MALICIOUS

PDF

39.3 KB Created: 2021-06-04 17:21:20 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 24ddc465df21f6dfc258ed7f1af90878 SHA-1: c42c464c6aac7add38c1699a442319323e0f1549 SHA-256: 60f73fe337d8e7451ad62b93ceeae09ec537691a50d54c1cbc3b3c2e210e0d54
174 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document is identified as malicious by ClamAV and ML classifiers, exhibiting characteristics of a phishing lure. It contains an image-only facade with a clickable action, typical for tricking users into navigating to an external URL. The document also hosts a large number of external PDF links, suggesting a link farm or redirection mechanism.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9515

Heuristics 5

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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 39 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://medvor.ru/pbw?utm_term=jcb+520+service+manual+pdf
    • https://soluvixam.weebly.com/uploads/1/3/0/8/130873975/totomada_xuluwozuf.pdf
    • https://cdn-cms.f-static.net/uploads/4419424/normal_603fc50ee5b92.pdf
    • https://kagukemo.weebly.com/uploads/1/3/4/8/134884413/d1f9b.pdf
    • https://xoludebule.weebly.com/uploads/1/3/4/5/134526363/vuseni.pdf
    • https://nuniladolu.weebly.com/uploads/1/3/0/7/130775245/8208111.pdf
    • https://rosanuwafurix.weebly.com/uploads/1/3/4/7/134766820/dalumekikit-luvuduti.pdf
    • https://jebowevut.weebly.com/uploads/1/3/4/4/134493782/gokadafeximugiwofo.pdf
    • https://cdn-cms.f-static.net/uploads/4421201/normal_603f96d96265f.pdf
    • https://cdn-cms.f-static.net/uploads/4459324/normal_601c8d298a33e.pdf
    • https://tekegalesi.weebly.com/uploads/1/3/0/7/130740489/6582147.pdf
    • https://mafenipo.weebly.com/uploads/1/3/4/8/134879688/4761874.pdf
    • https://cdn-cms.f-static.net/uploads/4382972/normal_6067220b6828c.pdf
    • https://vejevidumuruje.weebly.com/uploads/1/3/5/3/135302175/debodomaketopaki.pdf
    • https://tunoritusaw.weebly.com/uploads/1/3/5/3/135328070/vosarodi-nibizovepedut-rinido.pdf
    • https://static.s123-cdn-static.com/u

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