Malicious PDF — malware analysis report

Static analysis result for SHA-256 96f11f38fde4b76e…

MALICIOUS

PDF

69.5 KB Created: 2021-03-19 04:03:43 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 9745a912aa6234bab2dc4ca32058e5ca SHA-1: 47aed5c97748c2d4e33c77478d347b75591e2be1 SHA-256: 96f11f38fde4b76eba1a4e01504b590728f8be8be0aa36d06e7f4fb7c8719ae4
94 Risk Score

Malware Insights

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

The PDF file contains an embedded URI pointing to a suspicious domain, which is likely part of a phishing or malware distribution scheme. The ClamAV detection and ML classifier further indicate malicious intent. Although no scripts were directly extracted, the PDF structure and embedded URI suggest it is designed to trick users into downloading further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8294

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://zajinet.ru/award?keyword=j+j+benitez+caballo+de+troya+3+pdf
    • https://cdn-cms.f-static.net/uploads/4455886/normal_60460083dbddd.pdf
    • http://tiwilofojifig.sportsontheweb.net/fluke_networks_linkrunner_pro_user_manual.pdf
    • https://cdn-cms.f-static.net/uploads/4376120/normal_6044d44f091f9.pdf
    • http://xomaweluk.22web.org/20932139097.pdf
    • https://cdn.sqhk.co/jivomawufem/eQXjfzS/54688191582.pdf
    • http://wavapivanuf.scienceontheweb.net/arab_times_kuwait_newspaper.pdf
    • https://cdn.sqhk.co/novigigexuxo/fdriaie/lethargy_in_cats.pdf
    • https://cdn.sqhk.co/kavonalitego/chaEXjc/knife_sharpener_reviews_2020.pdf
    • https://cdn-cms.f-static.net/uploads/4385880/normal_603bcedd12eeb.pdf
    • https://cdn.sqhk.co/goronikel/8FyojiF/jebasesopepola.pdf
    • https://cdn.sqhk.co/risenulowo/ieigge4/bulalaj.pdf
    • https://cdn.sqhk.co/xovikojux/g6haAJy/gasobovavibene.pdf
    • http://kazexajisodibu.medianewsonline.com/vubatuvobunedajapol.pdf
    • https://cdn.sqhk.co/feguzuvubut/ATm8Bhd/guzigef.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://s3.amazonaws.com/fedure/concentrations_of_solutions_practice_worksheet_answers.pdf
    • http://fegozijagomon.rf.gd/dukumezejajosesapifuzoxo.pdf
    • https://s3.amazonaws.com/mamukawaxatali/templates_for_birthday_invitations_50th.pdf
    • https://s3.amazonaws.com/wewiro/carbon_fiber_sheets_for_basement_walls.pdf
    • http://pixokux.rf.gd/rolew.pdf
    • https://s3.amazonaws.com/zevutebulaworel/nariri.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000100a6.bin
398cceea833dddf0bea28d8cb31d736883a06b191cca6e9be74e8ec61a6c5ad5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x100A6 5492 bytes

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