Malicious PDF — malware analysis report

Static analysis result for SHA-256 aad52df477555c25…

MALICIOUS

PDF

189.1 KB Created: 2021-08-14 05:31:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: 8ce25e4571827cd0b7c3798959cdafe5 SHA-1: aec5178f8a267d515cd2e8b3be2a6bc66ce486d6 SHA-256: aad52df477555c253f4cfab7de48674b74b6bb8ea75feb5b2be383f1dbae404b
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating phishing and trojan activity. It contains an embedded URI pointing to a suspicious domain, likely intended to host a phishing page or download further malware. No scripts were extracted, but the PDF structure and embedded URI suggest a phishing attack vector.

Machine Learning

  • Nyx PDF Classifier clean score 0.1806

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 https://krisoc.ru/uplcv?utm_term=viagens+na+minha+terra+pdf PDF link annotation

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