Malicious PDF — malware analysis report

Static analysis result for SHA-256 491645c36e769fa0…

MALICIOUS

PDF

57.1 KB Created: 2021-06-01 06:44:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 289f13caa1338c622019b1f2b74924a2 SHA-1: 95b731c8ba7355dff1b9be04b116c998401c4f90 SHA-256: 491645c36e769fa097cdf7084076577fd6d7364c951faa028d9745b5dcfc57a7
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing and trojan threat. The document body contains a lure related to a 'free wavepad registration code' and an embedded URI points to a suspicious URL, likely serving as a download or redirection point for malicious content. No scripts were extracted, but the overall context suggests a phishing attempt to trick users into downloading malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9477

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://queure.ru/pbw?utm_term=free+wavepad+registration+code
    • https://cdn-cms.f-static.net/uploads/4390660/normal_60648e8c649bd.pdf
    • https://cdn-cms.f-static.net/uploads/4446374/normal_600b4147f0b5b.pdf
    • https://static.s123-cdn-static.com/uploads/4406229/normal_5fe352855f405.pdf
    • https://cdn-cms.f-static.net/uploads/4478685/normal_60260555f209d.pdf
    • https://cdn-cms.f-static.net/uploads/4481515/normal_60175dbc5b84d.pdf
    • https://cdn-cms.f-static.net/uploads/4408720/normal_60489f7a77c66.pdf
    • https://cdn-cms.f-static.net/uploads/4411219/normal_5fd2d2d04b27e.pdf
    • https://cdn-cms.f-static.net/uploads/4450883/normal_60409ea46bd9d.pdf
    • https://cdn-cms.f-static.net/uploads/4478685/normal_6041e14502b52.pdf
    • https://static.s123-cdn-static.com/uploads/4375698/normal_60033afc64702.pdf
    • https://cdn-cms.f-static.net/uploads/4370073/normal_5fd10e3897197.pdf
    • https://cdn-cms.f-static.net/uploads/4375699/normal_5fd9af3a88e3b.pdf
    • https://uploads.strikinglycdn.com/files/b75dada2-4554-4054-acae-55a6e9e0c0ee/axial_yeti_xl_for_sale.pdf
    • https://uploads.strikinglycdn.com/files/8fc2974e-b7d7-40a2-8cca-0dbffced2956/befozebudodulidemomori.pdf
    • http://zikupuzajix.pbworks.com/w/file/fetch/144431973/gobibemowirakikuvumolemu.pdf
    • http://mapijakemifo.pbworks.com/f/the_intelligent_investor_the_definitive_book.pdf

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