MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to disposable domains, and is flagged by ML classifiers and ClamAV as malicious. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM indicates a link farm strategy, suggesting the document's purpose is to direct users to potentially malicious websites. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 5
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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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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://classoft.ro/userfiles/file/fujinikadevexaw.pdf In PDF document text
- https://bluetact.com/ckfinder/userfiles/files/gimagimezufaf.pdfIn PDF document text
- https://www.syria-report.com/sites/all/libraries/ckfinder/userfiles/files/50248552236.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161411c32b6fb0---20007660033.pdfIn PDF document text
- https://stealthwindow.tw/uploads/files/202109131731417206.pdfIn PDF document text
- http://kiiga.ru/userfiles/file/birukokodekubopex.pdfIn PDF document text
- https://webtechnocrats.com/upload/file/forijan.pdfIn PDF document text
- https://lomasdelaweb.com/userfiles/2008.09/file/dunubate.pdfIn PDF document text
- http://boracayg.com/FileData/ckfinder/files/20210907_864BC88C81946748.pdfIn PDF document text
- http://popnmusic.fr/userfiles/file/dovabalomepugologoger.pdfIn PDF document text
- http://allier-genealogie.org/File:/45609016911.pdfIn PDF document text
- https://bipalisdemo.dashindonesia.com/userfiles/files/vetuzobutolofinix.pdfIn PDF document text
- http://shinex-auto.com/userfiles/file/73258544950.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/755e875c0c1b0aa240b0a71f627242ed/520882405.pdfIn PDF document text
- http://allier.proximeo.com/ckfinder/userfiles/files/kofogifujisag.pdfIn PDF document text
- http://scvumaichiramen.com/uploads/files/xavigotakojojevatal.pdfIn PDF document text
- http://talleresjpg.es/img/file/15967541585.pdfIn PDF document text
- https://gastrotest.co/ckfinder/userfiles/files/zarejufufojoleb.pdfIn PDF document text
- http://uzks.hr/upload/datoteke/wepazaxemudigugumunegefuk.pdfIn PDF document text
- http://goldendazzle.com/upload/quangtri/files/wewoveliveselamejenudesox.pdfIn PDF document text
- https://ofcourselc.com/admin/uploadsfile/jinumiterumapipavija.pdfIn PDF document text
- https://aadhaarretail.com/administrator/imagetemp/file/sesomer.pdfIn PDF document text
- https://croatia-flyfishing.com/files/demijatiguxajilomefore.pdfIn PDF document text
- https://lesartsdansmonjardin.com/userfiles/file/20210914131004.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=how+to+publish+an+app+to+play+storePDF 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_off0000d5c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5C4 | 18920 bytes |
SHA-256: 704e34e0cbfd8680e5517c6bb18a37cfd526c3d17c906f36a7eef0c446b6249a |
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font_01_sfnt_off0001061a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1061A | 10780 bytes |
SHA-256: b64a4bb23ba701b4ec48a6183d00667303ae89a89365dc84a6829221ceef0808 |
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font_02_sfnt_off00011eb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EB9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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