MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The document body is heavily obfuscated, preventing a clear understanding of its specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://ev-owners.jp/userfiles/files/40112952361.pdf In PDF document text
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1613989460ee4f---bupesomek.pdfIn PDF document text
- https://airxps.com/userfiles/files/5971590762.pdfIn PDF document text
- http://www.stockholmswingallstars.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b105245836---97337748636.pdfIn PDF document text
- https://sjamsul-hidajat.id/ck_uploads/uploads/files/53236430609.pdfIn PDF document text
- http://khocabien.com/uploads/files/zibazifurodurukupapujuto.pdfIn PDF document text
- http://stellar-toys.com/ckfinder/userfiles/files/41354257592.pdfIn PDF document text
- http://vanprodukt.cz/UserFiles/File/luwasukiju.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/7e4bab3ifp4vu0s7udctskbld9/zalimowaxuxezikanuxi.pdfIn PDF document text
- https://turdv.ru/SITE/files/editor/file/bokikabadalobe.pdfIn PDF document text
- https://footballsod.com/images/ck-uploads/files/74562083372.pdfIn PDF document text
- http://balbu.eu/uploads/news/file/goronemesazojexogumelu.pdfIn PDF document text
- http://fcvperu.org/data/fcvperu/userfiles/file/rujomusukemakijedege.pdfIn PDF document text
- https://bisleriuber.genefied.co/ckfinder/userfiles/files/75792296251.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/41a0to5hu0jbbkdufr0av1mfp6/wodatalif.pdfIn PDF document text
- https://mahae.hu/files/files/taboxulukaruzibamusez.pdfIn PDF document text
- http://ykzn8.com/upfiles/editor/files/37434712512.pdfIn PDF document text
- https://anna-bel.com/app/webroot/files/userfiles/files/96625762841.pdfIn PDF document text
- https://harshahometutors.com/uniformkontakt/userfiles/image/files/70095383710.pdfIn PDF document text
- https://proia.bg/userfiles/file/22187947208.pdfIn PDF document text
- http://xn--12cf1djdb6cbcafdbu1f1cudgcc8am4wf7htgd9de.com/ckfinder/images/files/37790340397.pdfIn PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/b916b94c7b27770418f56ca84b5ace58/86449458886.pdfIn PDF document text
- http://atsrealtyvietnam.com/upload/files/vafidujurogimevopos.pdfIn PDF document text
- https://ojazzdance.fr/userfiles/file/75184064395.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=id+code+for+fishy+on+mePDF 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_off00011551.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11551 | 19528 bytes |
SHA-256: 2d202fef90fb33610f5368f46d7e1a4f7f390164b7074a00ce9cc8588910bcb2 |
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font_01_sfnt_off000148dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148DC | 10500 bytes |
SHA-256: 6708d06238535184e3b1113d15e4607f27639cc655fc73cee6ac476f850065a0 |
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font_02_sfnt_off00016085.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16085 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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