Malicious PDF — malware analysis report

Static analysis result for SHA-256 efd0f1f390d0f28c…

MALICIOUS

PDF

35.9 KB Created: 2021-07-24 17:37:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-11
MD5: d16b070e1bde15d16c5cb95bac30d0d7 SHA-1: b734ed3d0591ba8a92691a167f81ea9d8f7cc80e SHA-256: efd0f1f390d0f28c2b406e1d8be38a92712065741c252b45793bbc0509212511
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only lure, typical for phishing or malware distribution. It contains embedded URLs that lead to unknown destinations, suggesting a potential redirection to malicious content. The ML classifier and ClamAV detection further support its malicious nature, indicating it's likely a trojan designed to deliver a payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7411

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 35 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 http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/ebf318e3a681086830eb7f803240637b/wobazejizilojajitojezosiv.pdf In PDF document text
    • https://alnahamgroup.com/userfiles/file/diralokedanesotewozaxupo.pdfIn PDF document text
    • http://www.chinahkcarplIn PDF document text
    • https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=what+is+the+best+teas+study+guidePDF link annotation