MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains multiple embedded URIs, with a primary focus on a URL hosted on 'vilenefex.ru' that appears to be part of a phishing or scam campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though heavily obfuscated, contains keywords related to the embedded URI, suggesting a lure to a malicious website.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://vilenefex.ru/award?keyword=bustier+top+pdf+pattern PDF link annotation
- https://static.s123-cdn-static.com/uploads/4426953/normal_5fce89650c220.pdfIn PDF document text
- https://cdn.sqhk.co/matijamaj/hjHbjih/wejemunirupunuzuximu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464541/normal_602287cb0000e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378410/normal_6049c6404b149.pdfIn PDF document text
- https://cdn.sqhk.co/limiwebu/aF8tjjB/54908850969.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4386622/normal_5fce09d7d0c57.pdfIn PDF document text
- https://cdn.sqhk.co/waxobakal/jdhhyjg/27415667707.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490123/normal_6016224cc62a3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vutagefen.epizy.com/ahsanul_bayan_english.pdfIn PDF document text
- http://vetetipusel.rf.gd/austroflamm_integra_pellet_stove_cleaning.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8c7a175d-e340-4321-8a55-1f3b04dfe12e/do_nespresso_pods_ever_go_on_sale.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/363a6072-abe2-42de-9422-f82f03ade038/davubenutadasazesimet.pdfIn PDF document text
- https://s3.amazonaws.com/wovisak/witiwixevenejuguvelalizuj.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2b57de6f-423a-48c1-ba1e-236631198cb1/how_to_form_a_logical_argument.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/81e97045-2d4c-4192-9a90-4a2d03e48321/how_to_use_the_camera_on_a_doro_phone.pdfIn PDF document text
- http://tapalexajud.epizy.com/jadilel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7b265b53-a0c2-49d9-816d-8963fce3251a/5e_player_race_homebrew.pdfIn PDF document text
- https://s3.amazonaws.com/kufazete/35423047631.pdfIn PDF document text
- https://s3.amazonaws.com/fonibinaraj/xogoviwedologofezo.pdfIn PDF document text
- https://s3.amazonaws.com/lanubili/things_that_are_yellow_coloring_sheet.pdfIn PDF document text
- https://s3.amazonaws.com/jozetej/crib_flat_sheet_dimensions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dd2b207a-4632-4f3a-aeea-bfc4a3cd3a2e/langston_hughes_harlem_summary.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://scripts.sil.org/OFLIn 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_off0000f9bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9BC | 5052 bytes |
SHA-256: b17bcc8935734b768c531b1e5b3cb42fccf5ea4f4faf8f813158c4d1fec07d82 |
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font_01_sfnt_off00010afb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AFB | 10928 bytes |
SHA-256: c5d16f3184ae335ba0d5dc8c176fd34207c44fa56e71183382d36f3880e32b44 |
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font_02_sfnt_off0001302f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1302F | 16204 bytes |
SHA-256: a95eff378c135b1ab40d10b3cd1da1bafbc07f86005f57898d079c90d712ddbd |
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