MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and is identified as a link farm hosted on disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs point towards a malicious document designed to redirect users to potentially harmful content.
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://laborke.ru/uplcv?utm_term=vector+equation+form PDF link annotation
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/161443b32aa629---76505365715.pdfIn PDF document text
- http://yejiya.com/userfiles/file/neludeb.pdfIn PDF document text
- http://conflictfreeelectronics.com/ourprojects/chowki/UserFiles/renuka/file/33602692068.pdfIn PDF document text
- http://www.ssc-ras.ru/ckfinder/userfiles/files/goxorogezajovagu.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/161323383e6d10---sowaratuberiniv.pdfIn PDF document text
- http://le-nora.com/userfiles/file/53827895086.pdfIn PDF document text
- https://wanna-drive.nl/files/File/titulibelawujakugadido.pdfIn PDF document text
- https://atrax.hr/files/89033706243.pdfIn PDF document text
- https://saint-florentin.charcutier-traiteur.fr/ckfinder/userfiles/files/dijikulakoxanofagovelile.pdfIn PDF document text
- https://www.sudicobank.com/ckfinder/userfiles/files/tafanitesazupukokug.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/4419852374.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/161431fce6582a---8546187374.pdfIn PDF document text
- http://dharkaninternational.com/survey/userfiles/files/kogerabin.pdfIn PDF document text
- http://studiotecnicobonoli.com/userfiles/files/fesewuputukononamamesuvu.pdfIn PDF document text
- http://lumieretvie.com/userfiles/file/80195592156.pdfIn PDF document text
- http://americansemitruckparts.com/d/files/soboxifezonewijarebon.pdfIn PDF document text
- http://rockefellersgold.hu/editor_up/goresimejamudizitak.pdfIn PDF document text
- http://feldbach-tourismus.at/files/pexutavedebopiserefata.pdfIn PDF document text
- http://epoptavky.com/is/images/FCKeditor/File/85756812623.pdfIn PDF document text
- https://7mark3t2-7aya.com/contents/files/23291466119.pdfIn PDF document text
- http://hairfibers24.com/upload/file/16514452076.pdfIn PDF document text
- http://motocams.cz/ckfinder/userfiles/files/7907527511.pdfIn PDF document text
- https://locktactyuma.com/userfiles/file/7659518783.pdfIn PDF document text
- http://awfiowv.love-mrt.com/upload/files/25796445722.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_off0000d359.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD359 | 19612 bytes |
SHA-256: 7cde4acdac73afa0b5ec7c1eda5870f06f0c04faa3b2406e5b109c095e9384b7 |
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font_01_sfnt_off00010715.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10715 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011f2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F2C | 10496 bytes |
SHA-256: e979bf6ec919f858dbc57bc7666ed140c08277101698d066715431937efb6384 |
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