MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many of which point to disposable hosting services, suggesting a link farm or SEO spam operation. The document body is heavily obfuscated but appears to be related to a Bose wave music system manual, likely a lure. The presence of ClamAV and ML heuristic firings indicates malicious intent, likely related to phishing or malware distribution via these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://xajibur.ru/strik?utm_term=bose+wave+music+system+with+multi-cd+changer+manual PDF link annotation
- https://madugonado.weebly.com/uploads/1/3/2/8/132815119/7568244.pdfIn PDF document text
- https://cdn.sqhk.co/posogamumut/hjjaigd/jodekifisaxezovaninegifo.pdfIn PDF document text
- https://cdn.sqhk.co/dubutemaruxu/id1ihif/z_nation_characters_wiki.pdfIn PDF document text
- https://damusabuweko.weebly.com/uploads/1/3/4/6/134609075/vavesuf-xifetuluzif.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465919/normal_5fff5d864fec9.pdfIn PDF document text
- https://cdn.sqhk.co/bidelefo/cihGmd0/rofaneritatofa.pdfIn PDF document text
- https://cdn.sqhk.co/tosolizidovi/jcjfgdu/kavujulonubo.pdfIn PDF document text
- https://fufobulevuzim.weebly.com/uploads/1/3/4/6/134650144/797698.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4494147/normal_5fd2eaaad0cbd.pdfIn PDF document text
- https://zosomezo.weebly.com/uploads/1/3/0/9/130969149/1775525.pdfIn PDF document text
- https://cdn.sqhk.co/bibolaned/3id8ege/oscar_de_la_renta_wedding_dress_for_sale.pdfIn PDF document text
- https://cdn.sqhk.co/foxidagon/higWfpW/sec_football_helmet_schedule_2020_covid.pdfIn PDF document text
- https://cdn.sqhk.co/nemanive/bhiyjht/69240764555.pdfIn PDF document text
- https://cdn.sqhk.co/menaleratupo/rifaxih/27237623099.pdfIn PDF document text
- https://cdn.sqhk.co/zukuxenopo/hijerih/6558424630.pdfIn PDF document text
- http://wuwubaga.22web.org/gcse_physics_revision_guide.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://99ca13e2-8bf0-45b2-93fa-bbfb519f101f.filesusr.com/ugd/5392be_d820f859788a497a817b8a573c5b9e55.pdf?index=trueIn PDF document text
- http://jawikiluzejibe.epizy.com/apocalypse_child_full_movie.pdfIn PDF document text
- https://40e214c1-1950-44e8-a195-e2c6eeb23253.filesusr.com/ugd/a517f4_e3820a91966647f8bf25093a8f32cbd0.pdf?index=trueIn PDF document text
- http://kasinolexol.rf.gd/linear_algebra_as_an_introduction_to_abstract_mathematics_solutions.pdfIn PDF document text
- https://c6926203-1eb9-401e-9afa-11f61f201807.filesusr.com/ugd/685707_25e4d8beca6245ac810e959c8d1b6c34.pdf?index=trueIn PDF document text
- http://kusegewamuzazod.epizy.com/list_of_emergency_medicine_residency_programs_by_state.pdfIn PDF document text
- http://gekuwixaritaxe.epizy.com/hillsboro_school_district_calendar_2019-20.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f1f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1F0 | 5688 bytes |
SHA-256: 44da917a4c246f32deab127ef0c512ec2199896654f56d43582051ef9c5ffeaf |
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font_01_sfnt_off00010546.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10546 | 11236 bytes |
SHA-256: 4c0448b70952f3ea2cd656ff347d09dc44b70fa914f61125a26d78e249550f6d |
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