Malicious PDF — malware analysis report

Static analysis result for SHA-256 a18d740990adce9c…

MALICIOUS

PDF

156.9 KB Created: 2021-06-10 11:01:11 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-02
MD5: 9b5e018282f3e8e2c508cb404db3f1f8 SHA-1: 967526b5ccf84e677846d31c9a6c6a5199e9c265 SHA-256: a18d740990adce9ccea009124d3a5c36e2fc5556aedd93a9bbdec60ea99b7184
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a phishing and trojan detection. It contains an embedded URI pointing to a URL that appears to be related to software downloads, suggesting a phishing lure. The document body, though heavily obfuscated, contains text related to 'tubemate new version download 2020', reinforcing the phishing pretext.

Machine Learning

  • Nyx PDF Classifier clean score 0.1685

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://krisoc.ru/uplcv?utm_term=tubemate+new+version+download+2020 PDF link annotation

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