Malicious PDF — malware analysis report

Static analysis result for SHA-256 b179130fe0c07956…

MALICIOUS

PDF

52.4 KB Created: 2021-03-28 18:05:53 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-22
MD5: 7fbf19603d6997d77e41c91a68ee3059 SHA-1: d50872434ab38b6567e65fba6fe13c3ed6a8311d SHA-256: b179130fe0c07956c87bc85476ce7611893f6da904f226fa73db2ab2ae58f21a
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8771

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://dugedepap.ru/strik?utm_term=what+questions+to+ask+genetic+counselor PDF link annotation
    • https://joziwofu.weebly.com/uploads/1/3/4/0/134012586/5f973d.pdfIn PDF document text
    • https://kefozonijufan.weebly.com/uploads/1/3/4/6/134689321/kofozifotikolaxa.pdfIn PDF document text
    • https://gimoxawoja.weebly.com/uploads/1/3/1/3/131380550/foxevusokajefis_simuzumeze_laruxokur_zidipefo.pdfIn PDF document text
    • https://juladuwupib.weebly.com/uploads/1/3/4/7/134763366/ponupu.pdfIn PDF document text
    • https://cdn.sqhk.co/tosobulig/hcugeIV/82067924006.pdfIn PDF document text
    • http://gedatidigog.sportsontheweb.net/6160_keypad_backlight.pdfIn PDF document text
    • http://medebupima.sportsontheweb.net/gewaxibubugotoloxopunin.pdfIn PDF document text
    • http://sepoxudozixo.sportsontheweb.net/englander_pellet_stove_25-pdvc_top_auger_not_working.pdfIn PDF document text
    • https://cdn.sqhk.co/resozasevej/gG3jcjj/camerafi_live_apk_mod_unlock_all.pdfIn PDF document text
    • https://cdn.sqhk.co/lenufetimop/F4iijc8/samsung_smart_manager_app_free_download.pdfIn PDF document text
    • https://mesowusiwa.weebly.com/uploads/1/3/5/9/135975120/misevofav-gaxewibabub-pixitujavad.pdfIn PDF document text
    • https://cdn.sqhk.co/jolodovi/jdOLW8b/keradelotis.pdfIn PDF document text
    • https://cdn.sqhk.co/xixujipum/GicPjxQ/fujajatorikipebo.pdfIn PDF document text
    • https://s3.amazonaws.com/rawesaragegugar/invitation_card_party_template.pdfIn PDF document text
    • https://s3.amazonaws.com/gixirojozogufux/ofac_country_list.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/b002f4fc-dd63-4a39-b1e0-09831190de2d/vaten.pdfIn PDF document text
    • https://s3.amazonaws.com/gosete/56699416129.pdfIn PDF document text
    • https://s3.amazonaws.com/sumesawoxajew/tafup.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/b8c28efb-313a-494e-8d04-54fc021fa07f/zumovunogisazoja.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/3aafaeb6-bcde-44a2-b622-a85f2a7c3d47/calima_planet_of_the_apes.pdfIn PDF document text
    • http://mijovutotukedes.onlinewebshop.net/best_urdu_books_free_download.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/8c545fe2-6024-4160-bd47-52b070bed795/how_do_you_add_improper_fractions_with_whole_numbers.pdfIn PDF document text
    • https://s3.amazonaws.com/xewamejixolefaj/bravo_first_data.pdfIn PDF document text
    • http://zesafemumibow.myartsonline.com/vexubasabolipumujesu.pdfIn PDF document text

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