Malicious PDF — malware analysis report

Static analysis result for SHA-256 68774f8bb64db3c5…

MALICIOUS

PDF

53.1 KB Created: 2021-03-01 02:52:13 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: a6f98a16b17af2c2765753ed0093437c SHA-1: a42c90dcb5d48684f6799bb3dfe64bec5f73fecb SHA-256: 68774f8bb64db3c5d7a8d7488b0be4721d40ad7f55ce564e9494beb53b6c7fa5
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous embedded URLs, many pointing to disposable domains, indicating a link farm designed to obscure the ultimate destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of techniques used to redirect users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8408

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://jottigo.ru/award?keyword=how+to+trick+a+thermal+imaging+camera PDF link annotation
    • https://budawimimizav.weebly.com/uploads/1/3/0/8/130873912/fcd2c.pdfIn PDF document text
    • http://bebetadiruj.mywebcommunity.org/why_mortgage_interest_is_tax_deductible.pdfIn PDF document text
    • http://copyright-notice-ig.com/jolt_word_in_urdu_meaningnw8zv.pdfIn PDF document text
    • http://fibiver.mygamesonline.org/what_are_the_different_aspects_of_film_formats.pdfIn PDF document text
    • http://jakor.pro/what_does_the_book_of_proverbs_teach_us_about_wisdomzq3n1.pdfIn PDF document text
    • http://tixufujoluj.22web.org/elkay_ezh2o_lzs8wslk_filtered_water_bottle_filling_station.pdfIn PDF document text
    • http://joxotowefi.iblogger.org/lukinarelosefununibisaj.pdfIn PDF document text
    • https://ramakizuwag.weebly.com/uploads/1/3/4/3/134321509/xuwetodomu.pdfIn PDF document text
    • https://naziwimirup.weebly.com/uploads/1/3/4/3/134371197/xutizikuw.pdfIn PDF document text
    • https://javexediwoxi.weebly.com/uploads/1/3/4/5/134584379/xudizobiruwamo-devediped-zilebopajow-mulasu.pdfIn PDF document text
    • http://gonojelovemu.epizy.com/best_linux_for_2020.pdfIn PDF document text
    • http://najedir.rf.gd/formaat_handbagage_ryanair_2018.pdfIn PDF document text
    • http://dexupanuwobazab.rf.gd/ba_ii_plus_standard_deviation_of_portfolio.pdfIn PDF document text
    • http://kukewipomexineb.epizy.com/68628515771.pdfIn PDF document text
    • http://kitomov.epizy.com/senior_mechanical_engineer_salary_us.pdfIn PDF document text
    • http://somepezepu.epizy.com/jukoxewifasivokimazogili.pdfIn PDF document text
    • http://konajif.epizy.com/21887357445.pdfIn PDF document text
    • http://xagazusapikim.epizy.com/89858048696.pdfIn PDF document text
    • http://fixadamobus.epizy.com/84455633689.pdfIn PDF document text

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