MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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://resalured.ru/strik?utm_term=the+dragonbone+chair+hardback PDF link annotation
- http://smotrikino.fun/poweriso_error_code_3229htz.pdfIn PDF document text
- http://legiontry.online/piano_lesson_plan_for_beginners2qri5.pdfIn PDF document text
- https://cdn.sqhk.co/mugejufunij/idP7Bv5/13152229657.pdfIn PDF document text
- http://sirovikokaxi.22web.org/checkbook_register_template_excel.pdfIn PDF document text
- http://mevukavotidu.getenjoyment.net/33315581525.pdfIn PDF document text
- http://vivekawiga.sportsontheweb.net/ropavabarelug.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/zupenafud/17792304330.pdfIn PDF document text
- https://s3.amazonaws.com/wuniku/sylvania_automotive_lamp_replacement_guide.pdfIn PDF document text
- http://zotuzibufuvonif.rf.gd/android_studio_beta_release_notes.pdfIn PDF document text
- https://s3.amazonaws.com/gelawiweza/jenevaraza.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_off0000dc4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4B | 5144 bytes |
SHA-256: c11c99ed7d18bb56f8ff64bc04c9d4cf3e4edf4c4227b4a52b5f5bda4bfb1bcd |
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font_01_sfnt_off0000edc2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDC2 | 11956 bytes |
SHA-256: 21cf7e76ae263565ff23c85fccc9aa313315c067e98d6b7e1cbd8278c641ca75 |
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