MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded links to external websites, many of which are hosted on disposable domains and appear to be part of a link farm. The document body, though heavily obfuscated, contains text related to PDF downloads, suggesting a lure. The presence of multiple external URIs and the ML classifier's high confidence score indicate a malicious intent, likely to redirect users to phishing sites or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://vilenefex.ru/award?keyword=the+traditional+bowyer+s+bible+volume+1+pdf+download PDF link annotation
- http://bigchance.pw/pool_party_invitations_templates_free_printablec90of.pdfIn PDF document text
- https://cdn.sqhk.co/naxudufejik/VhjWgjb/66741649902.pdfIn PDF document text
- http://bigwin-1xbet.fun/wokaketitefewefinaxarizofwp1yb.pdfIn PDF document text
- https://cdn.sqhk.co/vabolepibe/eBjjEgi/9984576793.pdfIn PDF document text
- https://cdn.sqhk.co/pigevikuwi/aYz9cig/recarga_facil_vivo_br.pdfIn PDF document text
- http://bloomwithdeanna.com/blomberg_dishwasher_e16963h.pdfIn PDF document text
- http://bluebadgeform.com/dudekal17siz.pdfIn PDF document text
- http://libertinemodels.com/xezepigusibow7bgo.pdfIn PDF document text
- http://bionatur.space/gutter_guard_comparison_consumer_reports4zjv7.pdfIn PDF document text
- http://nosinoski.shop/sofewumezagadelipijugs08g.pdfIn PDF document text
- http://vizionsmc.net/528751191401ep7h.pdfIn PDF document text
- https://cdn.sqhk.co/jobubexivex/ehafig2/98039789516.pdfIn PDF document text
- http://uuuuull.space/bonfiglioli_vectron_act_400_manualyi1g4.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://6cdb29d4-22ce-4aaf-9e51-562b59d50851.filesusr.com/ugd/1b20fb_0c784a20c23640bfafab96311701f652.pdf?index=trueIn PDF document text
- https://50bf384a-eeac-4f26-a262-e2ba1a5e00ba.filesusr.com/ugd/17159d_405b4f6e36ae4d80b5de61bac57b6adb.pdf?index=trueIn PDF document text
- https://a62e46b8-d933-4087-892c-e5439cec6991.filesusr.com/ugd/e9cba9_0a83e6b933e24e33a577bfa2cd68bd96.pdf?index=trueIn PDF document text
- https://c6b89c2f-dc7d-490d-a648-077c51828da9.filesusr.com/ugd/29ab01_aff380204d314efe85e0aa2b1f0c9be2.pdf?index=trueIn PDF document text
- https://4cf2acc4-d143-4013-a78d-f21de0873c4f.filesusr.com/ugd/e4636f_28509d376d9549b49c952baeaa33f438.pdf?index=trueIn PDF document text
- https://d03ec42c-8b93-48d3-a61e-9aee396c0db4.filesusr.com/ugd/1e557c_bb119b07b0714aeea2dce7a4baa968f6.pdf?index=trueIn PDF document text
- https://e0271a52-a7af-48e9-8a99-924ce320ec62.filesusr.com/ugd/be5703_62854e7129de45048746754195c3041c.pdf?index=trueIn PDF document text
- https://7f3356c1-ec1f-498a-9d41-5b36c14d87b7.filesusr.com/ugd/98d33d_5350145d40354e32a602fe7c11cdbb76.pdf?index=trueIn PDF document text
- https://694dae7a-2033-4a59-8b06-91ff4eec0774.filesusr.com/ugd/e1d58f_0fd8b46644014311b8f4e2fdf537f705.pdf?index=trueIn 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_off0000ef4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF4F | 5676 bytes |
SHA-256: c861c491406a3ab5a22c8ab84ac37bf6c99d363c5eb18f9e973c11e1e7c5e833 |
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font_01_sfnt_off00010288.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10288 | 11420 bytes |
SHA-256: 1739cb718adf58c8fb9424b9c350600559f50e501dcc0baea3059d0aa7936f9e |
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