Malicious PDF — malware analysis report

Static analysis result for SHA-256 69eee907e9ef8c1a…

MALICIOUS

PDF

49.6 KB Created: 2021-01-11 10:10:19 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18
MD5: e56ac4f6a569785fdbd54be1906a000e SHA-1: d5d252918be079fb5bb28df76dc9a4e6940299ea SHA-256: 69eee907e9ef8c1a4eb727f9a617a5cffaba5071a7c1685fb7368040886f1a0c
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous embedded URLs pointing to disposable hosting, indicative of a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or malware distribution. No scripts were extracted, but the structure and URL patterns are consistent with a malicious PDF dropper.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6925

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
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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://traffking.ru/aws?utm_term=dj+song+2019+bhojpuri+gana++mp4 PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4402933/normal_5fd5f52f7badf.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4459328/normal_5fad340c92149.pdfIn PDF document text
    • https://site-1174809.mozfiles.com/files/1174809/sotuxoxarelinipo.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4366385/normal_5f883799eca7a.pdfIn PDF document text
    • https://site-1166704.mozfiles.com/files/1166704/nejetexatakemoxowuzob.pdfIn PDF document text
    • https://site-1174882.mozfiles.com/files/1174882/bluetooth_disappeared_device_manager_windows_10.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4459477/normal_5fcea321bc944.pdfIn PDF document text
    • https://site-1084153.mozfiles.com/files/1084153/42776363695.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4413121/normal_5f9dd98c10b56.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4386837/normal_5f94bedd0faf7.pdfIn PDF document text
    • https://site-1207431.mozfiles.com/files/1207431/download_real_drift_car_driving_master_mod.pdfIn PDF document text
    • https://s3.amazonaws.com/xonaxevetaf/siburegepotamujaw.pdfIn PDF document text
    • https://s3.amazonaws.com/wizitifowubux/gijokiwuxedovuvona.pdfIn PDF document text
    • https://s3.amazonaws.com/kovilowab/internet_safety_games_for_elementary_students.pdfIn PDF document text
    • https://s3.amazonaws.com/metubevozisul/hotstar_premium_policy.pdfIn PDF document text

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