Malicious PDF — malware analysis report

Static analysis result for SHA-256 0cdd19c48ef44fef…

MALICIOUS

PDF

36.7 KB Created: 2021-03-15 18:29:43 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 320a248eadd2a9e56dbc2707d9359c9d SHA-1: c1a45eacc04b5018d8ebcd3231141473ca5310bb SHA-256: 0cdd19c48ef44fef8703a3753bf011308aae837e92e148b63bc35a575697f88f
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its small size and image-only content, typical of a screenshot designed to hide a clickable link. The embedded URI points to a suspicious domain, suggesting a phishing or malware distribution attempt. While no scripts were explicitly extracted, the PDF structure and heuristic firings strongly indicate malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6262

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://jottigo.ru/award?keyword=calorific+value+of+wood+pdf
    • https://megogira.weebly.com/uploads/1/3/4/5/134590171/gizesivukejosu_bowuf_wuxofene_gekapuguxod.pdf
    • https://uploads.strikinglycdn.com/files/f07fd554-fec1-4e7e-80e0-9582f276856c/how_to_write_a_report_purpose.pdf

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