Malicious PDF — malware analysis report

Static analysis result for SHA-256 a1add28af62503ae…

MALICIOUS

PDF

62.5 KB Created: 2021-09-03 04:56:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: 26630bdd1de894ef75a0330fb61359d6 SHA-1: c1476503aaa184f97b6ad8b008605f55f6309a76 SHA-256: a1add28af62503ae22a89c57c49c1c2dc202e966645c9208d5bada37683014eb
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by multiple detection engines, including ClamAV, and exhibits characteristics of a phishing or malware delivery attempt. The presence of an embedded URI, despite its benign reputation, suggests an attempt to redirect the user. The document body is heavily obfuscated and appears to be generated by wkhtmltopdf, indicating it's not standard user-facing content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5305

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://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=nikon+total+station+manual+pdf PDF link annotation

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