Malicious PDF — malware analysis report

Static analysis result for SHA-256 db775ab2c989d6eb…

MALICIOUS

PDF

72.2 KB Created: 2021-03-03 08:13:30 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: ea86da7689253471f8099d7bdab6c99a SHA-1: b7cb1d5dd43bf255b8839a638cee7ffd68450b7d SHA-256: db775ab2c989d6eb2526260af57f11870f825bdd8c6985d413f71f0616f256b5
124 Risk Score

Malware Insights

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

The file is a PDF that contains numerous embedded URLs, many of which point to disposable domains and are likely part of a link farm designed to redirect users to malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution. The document body, though heavily obfuscated, appears to be a lure related to a product manual, aiming to trick users into clicking the malicious links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9767

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://xezojetit.ru/award?keyword=spt+air+conditioner+wa-1220e+manual PDF link annotation
    • http://zakewabo.scienceontheweb.net/pixefu.pdfIn PDF document text
    • http://xozowilozoga.mywebcommunity.org/97471116925.pdfIn PDF document text
    • http://digtalcaliper09.xyz/zutupamginwm.pdfIn PDF document text
    • http://greyfruit.space/national_geographic_kids_videos1bzal.pdfIn PDF document text
    • http://opssmall.space/royal_guard_fish_and_chips_norwalk_connecticuthluz6.pdfIn PDF document text
    • http://giocodigital.fun/woromiw8kl41.pdfIn PDF document text
    • http://save50it.pro/32329971770e2x4x.pdfIn PDF document text
    • http://jevafurevozu.mygamesonline.org/bajujidubelubet.pdfIn PDF document text
    • http://lnstagramverifiedsbadgeforms.com/unwind_book_plot_summaryyae97.pdfIn PDF document text
    • http://wordsidepost.top/ejemplos_de_oraciones_con_sustantivos_adjetivos_verbos_y_articulosoqcco.pdfIn PDF document text
    • http://ekzo-fruit.ru/vesovivowuviledakajdnblb.pdfIn PDF document text
    • http://study-english-05.site/islamic_marriage_contract_templatekjtkz.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://s3.amazonaws.com/fukepez/who_is_the_best_criminal_defense_attorney_in_atlanta.pdfIn PDF document text
    • http://vakalugofiw.rf.gd/bumble_app_contact_information.pdfIn PDF document text
    • https://s3.amazonaws.com/nitajosasa/milefasinanugazabud.pdfIn PDF document text
    • http://dajizipazubeva.epizy.com/wwe_summerslam_2014_bleacher_report.pdfIn PDF document text
    • https://s3.amazonaws.com/guxosa/athlean_xero_free.pdfIn PDF document text
    • https://s3.amazonaws.com/nitajosasa/angle_relationships_with_algebra_worksheet.pdfIn PDF document text
    • http://tuwafexom.epizy.com/xaposuf.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_off0000ee8c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xEE8C 5596 bytes
SHA-256: d3acfddc3e874fd86c5a04a921e4df9cdade4e00ef43e51e8aaa97373c20ed50
font_01_sfnt_off000101a0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x101A0 10020 bytes
SHA-256: 71ae15aa06ba945b8f502452a9bd0307903f0b5466334f3604b826de7a48031f

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