MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded URLs, with a primary suspicious URL identified as 'https://baarspo.ru/strik?utm_term=ncsbn+nclex+rn+practice+questions+quizlet'. Heuristics indicate this PDF is part of a link farm on disposable hosting, and ClamAV detection confirms it as 'Pdf.Phishing.Trojan'. The ML classifier also flagged it with high confidence, suggesting a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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://baarspo.ru/strik?utm_term=ncsbn+nclex+rn+practice+questions+quizlet PDF link annotation
- http://xapiduxirob.mywebcommunity.org/xolujosuwiposexid.pdfIn PDF document text
- https://vibejatixulaxa.weebly.com/uploads/1/3/4/1/134131444/4b9ea57a.pdfIn PDF document text
- https://lusogovo.weebly.com/uploads/1/3/4/3/134358567/nelek.pdfIn PDF document text
- http://lipuwisapi.mywebcommunity.org/wogoritonigajaxo.pdfIn PDF document text
- http://jijimaxugixu.22web.org/gojutotowaxajifatu.pdfIn PDF document text
- https://seruliwosudaz.weebly.com/uploads/1/3/4/4/134457931/mebex.pdfIn PDF document text
- https://bukekumagisalej.weebly.com/uploads/1/3/5/3/135333054/miranojevifofujajil.pdfIn PDF document text
- https://pekubitox.weebly.com/uploads/1/3/4/4/134477952/6240985.pdfIn PDF document text
- https://zajevikafe.weebly.com/uploads/1/3/5/2/135297545/xumelozefebiripawos.pdfIn PDF document text
- https://zolulosix.weebly.com/uploads/1/3/3/9/133986826/806755.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/3b68ef9f-4a08-4296-b941-8983fd13129b/what_is_research_instruments.pdfIn PDF document text
- http://zorikeroz.onlinewebshop.net/jotirifovikadunikutof.pdfIn PDF document text
- http://pigibotokaper.epizy.com/rodonararesixosesifafim.pdfIn PDF document text
- http://sogivuwe.onlinewebshop.net/29252955919.pdfIn PDF document text
- http://bodegifu.atwebpages.com/zisozaladorarig.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b1566fc8-c050-47e4-96ed-dfa7fb9d56e4/62611917542.pdfIn PDF document text
- https://s3.amazonaws.com/woneketelak/50520645065.pdfIn PDF document text
- https://s3.amazonaws.com/jopomodilamego/liftmaster_377lm_compatibility.pdfIn PDF document text
- https://s3.amazonaws.com/widofafane/wondershareelement_ocr_plugin_portable.pdfIn PDF document text
- http://xavisijividefo.epizy.com/general_microbiology_laboratory.pdfIn PDF document text
- https://s3.amazonaws.com/zozuxukoxo/dijaroga.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d0ebdd46-d31b-4cf8-b454-258f9b234950/38747353381.pdfIn PDF document text
- https://s3.amazonaws.com/rodigapigeta/biwezulubemilulupu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3828655-19b6-4674-9e85-5b2aa9b75265/powerflex_755_programming_software.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_off00012e19.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E19 | 5160 bytes |
SHA-256: d4c0a113f808447d33313e0ff0c12726a0bdbc095a281f8253bb3135930e3f22 |
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font_01_sfnt_off00013fb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FB1 | 11772 bytes |
SHA-256: 5991d359614dbda37d30182ebd2789fd7b3d8087d48a0cbea38b6761616b1973 |
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font_02_sfnt_off000167a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x167A4 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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