Malicious PDF — malware analysis report

Static analysis result for SHA-256 081cb63ae9dcf659…

MALICIOUS

PDF

66.6 KB Created: 2021-01-05 04:12:28 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-22
MD5: 7e81317dd5030f7f6f59f473b99b2113 SHA-1: 682ecaeda21e6b7233a9a9ef7228d2c87aaf4058 SHA-256: 081cb63ae9dcf6595b593856fc1baf3acdbe6071d2ae57f57087522fecca7446
152 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 routes users through malicious redirector infrastructure. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8659

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
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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://ggtraff.ru/aws?utm_term=a-+v+malformation+colon In PDF document text
    • https://static.s123-cdn-static.com/uploads/4498834/normal_5fec3aaa3d250.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/e26ac01c-81dc-421f-a7dd-af50a8494729/rowibetejodu.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/0ed64d2a-7fdd-4453-9931-7ca3b1580aeb/why_is_dependability_important_in_business.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/11c93d0f-daec-47d9-8e2b-471865250974/island_of_the_blue_dolphins_summary_chapter_3.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/754d1da6-2981-4e29-86e6-8f280b13ad96/young_life_need_talk_illustrations.pdfIn PDF document text
    • https://s3.amazonaws.com/donake/lg_oled_55_c9_user_guide.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/7cca2221-9857-4cb9-a161-6aa685417848/peditelifidikaduwosemoz.pdfIn PDF document text
    • https://s3.amazonaws.com/tobobowu/fivigebabejomamafawikuzu.pdfIn PDF document text
    • https://s3.amazonaws.com/palevijuj/criminal_case_pacific_bay_cheat_apk.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/271de2af-b152-4aaa-982e-0edb60c43e93/98476629458.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/400f0876-6a7f-4715-bd6c-d7c0eecb44f1/57359699669.pdfIn PDF document text

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