Malicious PDF — malware analysis report

Static analysis result for SHA-256 15944edba653119c…

MALICIOUS

PDF

47.8 KB Created: 2021-09-07 01:08:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-27
MD5: 62e59e03bfa9b9808a1c8411c4246e04 SHA-1: 46f1cdf96e4fb4c03056f23bd5ed8761dbc5cc60 SHA-256: 15944edba653119ca9b4760016e7ed169374f92f19208bbeaf0cd698a3c20752
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The presence of embedded URLs, particularly those leading to PDF files hosted on unknown domains, suggests a phishing or malware distribution attempt. The document body is heavily obfuscated, preventing a clear understanding of its specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5243

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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 http://mulherinscampground.com/clients/879992/File/zokusenubixuram.pdf In PDF document text
    • https://tahubunting1.com/contents//files/41849606458.pdfIn PDF document text
    • https://svetpoznaniyaonline.ru/wp-content/plugins/super-forms/uploads/php/files/14414e8f6aece095053b98c313ef1ebe/solilazud.pdfIn PDF document text
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=manual+computer+sambrani+making+machine+pricePDF link annotation

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