MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable domains, indicating a link farm designed to lure users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or malware distribution intent. The file's structure and URL patterns align with techniques used for initial access via spearphishing attachments.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/3f8a9a6c2172f3faa5e3f84a562d5d89/dobinuzaxematise.pdf In PDF document text
- http://factorycontrolprojects.com/userfiles/file/34842299130.pdfIn PDF document text
- https://www.vconsole.com/ckfinder/files/10571906698.pdfIn PDF document text
- https://ppkh.net/userfiles/file/sedavewenomedorobikijob.pdfIn PDF document text
- http://ntvietnga.com/upload/files/35298652796.pdfIn PDF document text
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/9c672c431418107640debbcac02aaab5/riliwalefazomemiwafugu.pdfIn PDF document text
- https://unique-u.biz/images/uploads/file/sebesaxapitijanapimukoti.pdfIn PDF document text
- https://macintosh-szerviz-javitas.nuttydog.hu/ckfinder/userfiles/files/44116481521.pdfIn PDF document text
- http://royal-pizza.eu/files/file/68078502204.pdfIn PDF document text
- http://alpinedelhi.com/userfiles/files/fewigisu.pdfIn PDF document text
- http://w-mill.jp/images/file/bawimojapilul.pdfIn PDF document text
- http://heimundsicherheit.de/userfiles/file/46733933184.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/161405a2460f91---30680246402.pdfIn PDF document text
- http://freewest.at/muvosopuwulavikuvaze.pdfIn PDF document text
- http://paradoxine.com/upload/files/tusotobodujare.pdfIn PDF document text
- http://copingconversations.com/userfiles/file/fedurozujen.pdfIn PDF document text
- http://vititanon.com/user_img/files/96052991373.pdfIn PDF document text
- http://stillincontact.com/images/mails/file/46527850113.pdfIn PDF document text
- http://labradory.pl/file/36001143302.pdfIn PDF document text
- https://alebusph.centralcms.cloud/galeria/files/midezegofa.pdfIn PDF document text
- https://aakritidigitals.com/userfiles/files/77864443095.pdfIn PDF document text
- http://3q1p.com/upload/file/210913183734148502fhdaew5s2pat.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/18735020300.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=borrar+aplicaciones+preinstaladas+androidPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f44a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF44A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C61 | 10560 bytes |
SHA-256: e22e0a0f9f164a48a63ae73ea964712f7518c2bde8d85df0540ef47ed5b6e870 |
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font_02_sfnt_off00012490.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12490 | 19684 bytes |
SHA-256: 61cf52c2a5804ad0d05f8d6d72777d63ee2ca406d3acd9916d4b170068ffe861 |
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