MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress uploads and other disposable hosting. These links likely lead to phishing pages or further malware downloads, consistent with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
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://drafthe.ru/uplcv?utm_term=idbs+truck+trailer+mod+apk PDF link annotation
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/2e4050979ebda51f34e5a44103f16f0e/8575470290.pdfIn PDF document text
- http://ipublicity.cz/data/file/kebodegigogimujada.pdfIn PDF document text
- http://varadimasszazs.hu/uploads/files/72500082791.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/73127102154.pdfIn PDF document text
- http://alexdisinfestazioni.com/userfiles/files/21772951407.pdfIn PDF document text
- http://residenzaeden-albisola.com/userfiles/files/defokijem.pdfIn PDF document text
- http://beastyenergy.com/userfiles/file/tuvegefabanuvalunojimol.pdfIn PDF document text
- http://soncongnghiepjotun.com/media/ftp/file/20195407745.pdfIn PDF document text
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16134d7dd1da1d---81540187941.pdfIn PDF document text
- http://naturestuff.nl/siteimages/file/24662419156.pdfIn PDF document text
- https://marsanz.pl/uploads/fck/file/dubefisugukurokuw.pdfIn PDF document text
- https://agronlogistics.com/userfiles/files/sumofevisisizeremedaro.pdfIn PDF document text
- http://xn--aknmedical-yub.com/uploads/file/bedapifitinalub.pdfIn PDF document text
- http://tofuyatogo.com/uploads/files/pokusutiseko.pdfIn PDF document text
- https://hometutorsdelhi.com/userfiles/files/95412842012.pdfIn PDF document text
- https://centrorevisionimonregalese.it/file/nenabukemomelorilodis.pdfIn PDF document text
- http://bbmeti.it/userfiles/files/fapewaze.pdfIn PDF document text
- https://hotelpancharatna.com/assets/userfiles/files/40722178162.pdfIn PDF document text
- http://kronospan-mofa-hungary.hu/editor_up/30280891172.pdfIn PDF document text
- http://nuk-amro.de/userfiles/file/17162900247.pdfIn PDF document text
- https://marblobaths.ph/app/webroot/img/files/dobawu.pdfIn PDF document text
- https://bio86.net/userfiles/fichiers/10918276558.pdfIn PDF document text
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/f03fa338d4d2e0abe857995e07109e3f/kexuwubuxazeragenele.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/jemawirawatilerof.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_off0000d4d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4D3 | 10856 bytes |
SHA-256: 0ea60aa64e7807c1e2b1d2b8f29170ec71719e1b79daf2e647409a0768482df4 |
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font_01_sfnt_off0000edb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000105c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105C5 | 17632 bytes |
SHA-256: 2a88857c87501baff0b5680c84805b4b1413e2058eac077d8b03e66e3e2e0857 |
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