MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains an embedded URL that redirects to a suspicious domain, identified as a potential phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent, classifying it as a phishing trojan. The document body, though partially obfuscated, suggests a lure related to exam schedules, aligning with common social engineering tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://mezovuduw.ru/123?utm_term=date+sheet+class+10+2020 PDF link annotation
- https://static.s123-cdn-static.com/uploads/4446275/normal_5ffcd7ab1c83c.pdfIn PDF document text
- https://mazanotofubemiz.weebly.com/uploads/1/3/2/6/132681192/5844732.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426267/normal_6021bec5ccade.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4394068/normal_6050658b0f2d2.pdfIn PDF document text
- https://nitevugumosu.weebly.com/uploads/1/3/4/5/134526644/gedokifotodep.pdfIn PDF document text
- https://sanupeden.weebly.com/uploads/1/3/5/9/135961416/1608897.pdfIn PDF document text
- https://xijuwubime.weebly.com/uploads/1/3/4/2/134234920/pamoginekater_vafewejisugi_fosufalej_xuduberone.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4500186/normal_5fde9332bd9a9.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4409806/normal_60b5d346de70b.pdfIn PDF document text
- https://kuwuxezito.weebly.com/uploads/1/3/6/0/136090431/1677314.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385231/normal_602ea7a52cbf8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386606/normal_605c7051afad4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4452850/normal_600bd5c301506.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4477863/normal_6024c9420f3e0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/5e31a635-b69b-4a74-a308-e72424320c49/34795049125.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a56e636c-92ba-4c18-a313-34350eb68736/vesam.pdfIn PDF document text
- http://wojipag.pbworks.com/f/zejaw.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d65907d9-3355-4e50-820b-314059fd8940/gejunuma.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/be179397-bbda-4db8-b011-d80766c1c68d/puxawumotod.pdfIn PDF document text
- http://tagexoba.pbworks.com/w/file/fetch/144648846/bridgecrest_repossession_policy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/518206db-b93c-4c63-8e9a-17df65697ecc/vizio_s4251w-b4_subwoofer.pdfIn PDF document text
- http://dijakezepo.pbworks.com/w/file/fetch/144477588/dibotudox.pdfIn PDF document text
- http://pebokuvog.pbworks.com/f/rogatuwanuwijapinopal.pdfIn PDF document text
- http://gatunam.pbworks.com/w/file/fetch/144656121/how_to_write_20_hundredths_in_decimal_form.pdfIn PDF document text
- http://niwomif.pbworks.com/f/xutiwif.pdfIn PDF document text
- http://xibosini.pbworks.com/f/37284274439.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_off0000e9bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9BD | 5116 bytes |
SHA-256: 330adc5fdeb3928a1a48477cdfc61c755821268e4da55c3aa47ab6284322c3ad |
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font_01_sfnt_off0000fb2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB2F | 10876 bytes |
SHA-256: 28c65e05eca1c0015f1af4f83c5fe1db1ed6d821244b04245d88d14aa2874bee |
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