Malicious PDF — malware analysis report

Static analysis result for SHA-256 7150bad3b1b1246a…

MALICIOUS

PDF

37.6 KB Created: 2021-04-02 17:36:37 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4d701884d23189843b91cfb0c0899d42 SHA-1: f3edb1a2b439f836dec70cda751811bb0eff76db SHA-256: 7150bad3b1b1246a020d053f1a3443d1e16bf069749065c756a9c62bea565d50
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file is identified as malicious by ML classifiers and ClamAV, and exhibits characteristics of a phishing lure. The PDF contains an image-only interface with a clickable action, typical of a screenshot lure designed to prompt user interaction. The embedded URL, https://baarspo.ru/aws?utm_term=did+thoth+exist, is the primary indicator of a malicious destination.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6389

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://baarspo.ru/aws?utm_term=did+thoth+exist
    • https://cdn.sqhk.co/nozedimasav/4Ngfjam/hello_bello_body_wash.pdf
    • http://sexutepunoronuw.iblogger.org/windows_7_iso_microsoft_trial.pdf
    • https://cdn.sqhk.co/vumojakizaw/ii8Cgc2/democracy_in_america_today_podcast.pdf
    • https://7ae52be2-ba3c-41fb-8935-29281088223e.filesusr.com/ugd/affaa6_3820bf414d4f4323b0e75c7fec0b85e5.pdf?index=true
    • https://uploads.strikinglycdn.com/files/bc34dc2a-ab10-4fb2-b1b5-cc86af42e320/unix_commands_cheat_sheet_2019.pdf
    • http://mupevisad.epizy.com/interstitial_lung_disease_management_guidelines.pdf
    • https://uploads.strikinglycdn.com/files/aa9a7578-78d6-4c2a-9624-2fc76b23d3bf/william_shakespeare_famous_poems_sonnet_18.pdf
    • https://98cdd5c5-c43e-49eb-9373-39517e896cbb.filesusr.com/ugd/90661f_0d5e9d48c85442ef95172efa6982b340.pdf?index=true
    • https://uploads.strikinglycdn.com/files/8bc34192-d217-4e61-94fe-cff9d

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