Malicious PDF — malware analysis report

Static analysis result for SHA-256 80fea1bfee5b6ddd…

MALICIOUS

PDF

43.7 KB Created: 2021-03-23 09:07:06 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 31ebc98e5aed9aa41b2d523ba0820d0b SHA-1: 98bc48b55e35c33898966938e3792e87e13de630 SHA-256: 80fea1bfee5b6ddd1bbc3b26dc05650c60ce792171d2c32815a08750188c65a5
174 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF is identified as a phishing lure due to its small size and image-only content, designed to trick users into clicking an external link. The heuristic PDF_IMAGE_LURE indicates a screenshot is used as a deceptive element. The embedded URL 'https://golowaki.ru/strik?utm_term=innova+3030+abs+codes' and the link farm URL 'http://desuvusemexemob.epizy.com/raxojageruwigidurusoko.pdf' are the primary indicators of malicious intent, likely serving as entry points for further compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6563

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 43 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://golowaki.ru/strik?utm_term=innova+3030+abs+codes
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