MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF contains numerous embedded URLs, many pointing to disposable hosting, suggesting a link farm or phishing lure. The document body, though heavily obfuscated, contains references to 'chemistry chapter 7 study guide answers' and 'wkhtmltopdf', likely serving as a pretext to drive users to malicious sites.
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://druttle.ru/wix?keyword=chemistry+chapter+7+study+guide+answers PDF link annotation
- https://mifesala.weebly.com/uploads/1/3/2/6/132683173/balepono.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367920/normal_60338f2d10080.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4382784/normal_5fc87acc910d8.pdfIn PDF document text
- https://lejegibovijidup.weebly.com/uploads/1/3/1/4/131438293/jojotedilos_rukega_dedenufox_sugogisom.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490141/normal_601888e1998b9.pdfIn PDF document text
- https://cdn.sqhk.co/perolurowona/ihhavii/battleship_online_with_friends_unblocked.pdfIn PDF document text
- https://cdn.sqhk.co/mudonisogub/ibO3Yje/sufupirufeta.pdfIn PDF document text
- https://cdn.sqhk.co/ponesigis/iihh5ia/55424395228.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4381095/normal_5ff1c263cf351.pdfIn PDF document text
- https://vegebawijinewer.weebly.com/uploads/1/3/2/7/132740558/simimamofo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366949/normal_6025f36a84499.pdfIn PDF document text
- https://cdn.sqhk.co/ganuniwiku/jhhjghj/reversion_clause_real_estate.pdfIn PDF document text
- https://somubafe.weebly.com/uploads/1/3/4/4/134444697/pawijot.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415061/normal_5fd98d4856bde.pdfIn PDF document text
- https://tofexozulemun.weebly.com/uploads/1/3/0/9/130969243/xodaruzoguliza-tewifuxufo-xaduvo.pdfIn PDF document text
- https://suvosimi.weebly.com/uploads/1/3/4/6/134688706/volugerenam.pdfIn PDF document text
- https://borerejo.weebly.com/uploads/1/3/4/0/134040615/bac62f4d4b25062.pdfIn PDF document text
- https://zusikemibuv.weebly.com/uploads/1/3/1/6/131606719/0c24117c5d22.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460465/normal_60182c7b74b46.pdfIn PDF document text
- https://widosutolitidaf.weebly.com/uploads/1/3/4/8/134847614/nelusogulazodaj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/9e51f22d-be3c-435f-895f-4864846c4c3f/fozadijologumaxawepa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/858efea6-2025-45a4-97f9-c8fee55a87a8/8226619048.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f162.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF162 | 5524 bytes |
SHA-256: fd934bc58231b7a0a103f50a8a304f9bdce84baee434bf9f2e4e9b5ac685cb8f |
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font_01_sfnt_off0001041a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1041A | 10492 bytes |
SHA-256: 51716911e5fbb621dd3ceccf28def812855046ad68f1ebec2e74758ef92cefbd |
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font_02_sfnt_off000127fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127FE | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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