MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm or redirection scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for these links, often associated with SEO manipulation or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://igraonica.me/userfiles/file/zenunovaxuxuzifosa.pdf In PDF document text
- https://alubiasdetolosa.com/files/galeria/files/lonepiveri.pdfIn PDF document text
- https://marblo.marblobaths.ph/app/webroot/img/files/lokusaviri.pdfIn PDF document text
- https://chineseclothingonline.com/File/lupelurin.pdfIn PDF document text
- http://tarnava.eu/user_images/file/15621405647.pdfIn PDF document text
- https://skyzoan.com/cake/beta/userfiles/file/96071930124.pdfIn PDF document text
- https://angelsolutions.ro/ckeditor/ckfinder/userfiles/files/gunixogutinidejepipos.pdfIn PDF document text
- http://ozgu-yapi.com/firma/files/51895177002.pdfIn PDF document text
- https://valgott.com/images/userfiles/file/vafoxonazi.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/1c9df1d8b9d19574f3cdfc44481bdff8/vavukumiguxitowebaveze.pdfIn PDF document text
- http://karmakonnect.org/DrumiBhatt/karmakonnect.org/Final/ckeditorimage/files/49405981721.pdfIn PDF document text
- http://rent-lease-no1.com/userfiles/file/20210910165813.pdfIn PDF document text
- http://adirondackseafood.com/ckfinder/userfiles/files/zimazipi.pdfIn PDF document text
- https://akproauto.net/nbloom/fckuploads/file/pavixesazivewowiwimuvokom.pdfIn PDF document text
- https://jocafoto.com/fotos/file/5613945330.pdfIn PDF document text
- https://cauthinh.com/luutru/files/jebemuvatezekobodin.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/02cb36ee3c4549db7f4beb11c99b524d/bevajorawasubuxozuvejepu.pdfIn PDF document text
- http://k12kos.com/ckfinder/userfiles/files/60843973172.pdfIn PDF document text
- http://wx-bm.cn/upload/ckimg/files/202109132300574650.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132d3464d177---zuteku.pdfIn PDF document text
- http://perfectthesale.com/wp-content/plugins/formcraft/file-upload/server/content/files/161369f0bd5665---xoziso.pdfIn PDF document text
- http://dissanna.com/temp/fckeditor/file/murota.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=naruto+slugfest+game+downloadPDF 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_off0000dd6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD6C | 18064 bytes |
SHA-256: 4ea15ba5b078f876c5131ef7081d2707e61c953f82b13b83374ff50ed17ff026 |
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font_01_sfnt_off00010c2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C2D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012444.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12444 | 10768 bytes |
SHA-256: e7ae78582ce85e15578f745f0bb6740dd071307f7e6b314e563b571c6f121c93 |
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