Malicious PDF — malware analysis report

Static analysis result for SHA-256 54fd696605b4091a…

MALICIOUS

PDF

69.5 KB Created: 2021-02-26 02:15:09 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: 7cc2d6a9644ea28b8c22516e2fe3239f SHA-1: a1a96b4328a5521efde61969ae171b19d591ab22 SHA-256: 54fd696605b4091ac0433077ac0b5c52ee95013f31c8b38075c11a3f66974a6c
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF file was flagged as malicious by a machine learning classifier and ClamAV. It contains numerous embedded URLs pointing to disposable domains and link farms, indicating a phishing or malware distribution attempt. The document body, though heavily obfuscated, appears to be a lure related to a book title, suggesting a social engineering pretext.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9791

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://seumenha.ru/award?keyword=frases+del+libro+un+mundo+feliz+de+aldous+huxley PDF link annotation
    • https://cdn.sqhk.co/sebuwemid/hbjbXgg/bass_pro_shop_store_hours_today.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4392452/normal_5fd91da67df73.pdfIn PDF document text
    • http://eyebrowthreadingdallastx.com/278887579920v031.pdfIn PDF document text
    • http://siwosupegejolop.medianewsonline.com/physics_class_12_punjab_textbook_board.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4443371/normal_5ff82994258b8.pdfIn PDF document text
    • http://bafiselavanebep.mywebcommunity.org/zegalipuvutadubokejukevi.pdfIn PDF document text
    • http://discount50it.pro/guvizujujewogacgpc.pdfIn PDF document text
    • https://cdn.sqhk.co/vekuperik/ejijazk/horror_skins_for_mcpe_boy.pdfIn PDF document text
    • https://cdn.sqhk.co/dibirolinu/jfiijcl/18435976513.pdfIn PDF document text
    • http://pannochki-art.com/fingerprint_maze_vector0dccn.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4480736/normal_5fef8b7a4b736.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4473062/normal_5ff2056a77d7b.pdfIn PDF document text
    • http://svoylend.xyz/best_town_hall_9_attack_strategyf0vz2.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://xewipevi.rf.gd/3d_anatomy_software_free_for_android.pdfIn PDF document text
    • http://kiwusegofavuto.rf.gd/saxeloxujeluvaxon.pdfIn PDF document text
    • http://tiwatimab.atwebpages.com/43100730114.pdfIn PDF document text
    • http://ritarejameja.epizy.com/nesiraguxe.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000e5d3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE5D3 5464 bytes
SHA-256: 244ebd8f96d59f31a08898b7e8f052b8e802bc8b69fb873b2c05eb77565c4917
font_01_sfnt_off0000f84c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF84C 11304 bytes
SHA-256: 52867915c3c7715e8ab92da2b5505ccd64fde345341967b9caf0d970b307b3aa