MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate this PDF is malicious. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://crysiq.ru/uplcv?utm_term=animals+real+and+imagined+terryl+whitlatch+pdf PDF link annotation
- http://orvositudasbazis.eu/images/upload/file/vuduxuxetimusixol.pdfIn PDF document text
- http://www.gabrielamaciel.net/images/content/file/sigapaxadimes.pdfIn PDF document text
- https://noelex22.org/userfiles/file/wemotel.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c5e4fa3d38---kodovipofapu.pdfIn PDF document text
- http://goldenteriyaki.com/uploads/files/7621883037.pdfIn PDF document text
- http://hemeringen.de/ckeditor_ablage/userfiles/files/foboxu.pdfIn PDF document text
- http://bidadapatidar.com/userfiles/file/dojavenalarasinojofo.pdfIn PDF document text
- http://paradisetourkorea.com/FileData/ckfinder/files/20210906_112EC916BF640548.pdfIn PDF document text
- http://leadershipcareer.kr/fckeditor/_upload/file/58120510494.pdfIn PDF document text
- http://khaskhaan.mn/uploads/userfiles/files/maxososabafaxaxip.pdfIn PDF document text
- https://akonis.ch/userfiles/files/26620041404.pdfIn PDF document text
- http://dealershop.es/camarasegovia/userfiles/file/30852893108.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/161335832a79eb---17948300882.pdfIn PDF document text
- https://ghadir-eng.com/userfiles/files/26031078885.pdfIn PDF document text
- http://wsp.pl/userfiles/file/31562590423.pdfIn PDF document text
- http://churchtextile.com/userfiles/file/xixugivekipozi.pdfIn PDF document text
- http://euroteam.vn/ckfinder/userfiles/files/gokusabilirikupalilawi.pdfIn PDF document text
- https://sketchup360.vn/wp-content/plugins/super-forms/uploads/php/files/khr5tv2se9rck2orcvao1gbb1k/tusulirekixiga.pdfIn PDF document text
- https://praktijk.zorglink.nl/ckfinder/userfiles/files/97008920800.pdfIn PDF document text
- http://franceplus.fr/userfiles/file/66582429819.pdfIn PDF document text
- http://newcityhk.com/userfiles/pivojoraka.pdfIn PDF document text
- http://yearbookplus.com/uploads/ckfinder/files/79821833625.pdfIn PDF document text
- http://soyaksiesta3.com/userfiles/file/38401320084.pdfIn PDF document text
- https://xn--nmqu14inmf.com/upload/files/xidakalugupab.pdfIn PDF document text
- 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_off0000daaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAAA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f2c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2C1 | 11128 bytes |
SHA-256: 8178e742d5caa745c20aaf022ca5e4afac962efbf432e8de5d2c38ab3e6da765 |
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font_02_sfnt_off00010c5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C5A | 18152 bytes |
SHA-256: 00dde8705018e87415da98697f24110758b02b436df766023f29f0ac633c7c9d |
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