Malicious PDF — malware analysis report

Static analysis result for SHA-256 ccbaad326a66c789…

MALICIOUS

PDF

48.7 KB Created: 2021-09-03 04:16:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: 4e4ed11eb4839c50a0652a1062eeb9a9 SHA-1: c52d840a065dd413f268926be6ccfbe09cedf85c SHA-256: ccbaad326a66c789fa9843578367d6a939360da59aa650c598f9f52c82c5a710
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains an embedded URI pointing to a site offering a 'converter to PDF' tool, suggesting a lure for users to download potentially harmful software. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing attempt, likely delivered as an attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5106

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://archism.ru/uplcv?utm_term=converter+to+pdf+free+download+software PDF link annotation
    • https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160cd846aea7f2---ravaviporag.pdfIn PDF document text
    • http://playbabydoll.com/userfiles/file/29352636603.pdfIn PDF document text
    • http://ricarda-allegra.de/userfiles/file/vudasivabo.pdfIn PDF document text
    • http://princeworldwide.com/multimedia/userfiles/file/77545023904.pdfIn PDF document text
    • https://machnik.net/ckfinder/userfiles/files/62107483467.pdfIn PDF document text
    • https://allegypttours.net/userfiles/files/14211554986.pdfIn PDF document text

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