Malicious PDF — malware analysis report

Static analysis result for SHA-256 5fcb68ae7b3a6af8…

MALICIOUS

PDF

37.7 KB Created: 2021-05-02 02:56:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: 486e8f8b954abcaac980b6c03ae4fa81 SHA-1: 1c1685c1280a813f76e6db71d90ea0c9fd087607 SHA-256: 5fcb68ae7b3a6af8aa93b5638406a5cf612547e0d7768973d2d2c3119a1f4a2f
114 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file uses an image-based lure. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5302

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 37 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://jottigo.ru/strik?utm_term=what+does+f+mean+on+kenmore+washer PDF link annotation
    • http://xifuponek.iblogger.org/mowenukakisoda.pdfIn PDF document text
    • https://b4140449-9b96-4148-8619-c9b3eed7b48c.filesusr.com/ugd/c33cdb_8a7f6f11726449298bf49b2818b40e07.pdf?index=trueIn PDF document text
    • http://wibumumodudofud.epizy.com/introduction_of_food_adulteration.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/8f24ad6c-c64a-41c8-8d58-dbe9bc2244ac/pekadisivebojebo.pdfIn PDF document text
    • https://87164119-88a6-4d6d-a72f-b109cf2d88b9.filesusr.com/ugd/bd0a66_7149d9a4db6343a48f319862152d9929.pdf?index=trueIn PDF document text
    • http://zisunajupanege.rf.gd/1830749812.pdfIn PDF document text
    • https://ddc7b23b-31e5-4b5c-aaad-d3b7cef26861.filesusr.com/ugd/e506b8_2bIn PDF document text

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