MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample is a PDF file flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains numerous embedded URLs, with several pointing to disposable hosting and potentially malicious domains, indicating a phishing or malware distribution attempt. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests a large number of links are present, likely to obscure the true malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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://xezojetit.ru/123?utm_term=elementary+school+esl+worksheets PDF link annotation
- http://terugate.mypressonline.com/3928869993.pdfIn PDF document text
- https://cdn.sqhk.co/tajudozizif/cEFvktc/nasiwawosatojaxesijeluv.pdfIn PDF document text
- https://cdn.sqhk.co/navimoxa/hijfkNL/83573059403.pdfIn PDF document text
- https://cdn.sqhk.co/vekuperik/igijgik/99855550583.pdfIn PDF document text
- http://jolixasij.sportsontheweb.net/72949905463.pdfIn PDF document text
- https://cdn.sqhk.co/gegenosuzun/kjaesgi/mobile_service_coaching_centres_in_tirupur.pdfIn PDF document text
- https://cdn.sqhk.co/vowibesep/cjdgdjd/venirobolebarisave.pdfIn PDF document text
- http://widonatozeg.mypressonline.com/86771521797.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a9864912-ad24-422b-99f3-2d90f7703507.filesusr.com/ugd/d6af85_41dc0aa8d524498abbb827ab2eb095fd.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d7045a7e-36f2-4e75-8897-23f9ac80de8e/43259276001.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2c3e2366-6c9d-4b70-9351-0351682ffc70/relgio_masculino_casio_g-shock_ga-100cm-5adr_-_camuflado.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dfdc1167-fce1-454a-8ee4-8f1cbe2f915e/37931555917.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/746fe62d-facd-4d67-b8b9-5e122023f9f0/xujabizogunowezexiluvadu.pdfIn PDF document text
- http://rodisasedozax.myartsonline.com/47351934670.pdfIn PDF document text
- https://ea74ff18-003d-4094-8454-8d7e15e33abb.filesusr.com/ugd/50de67_6fa8b0d4c1c5433bb359f9d398c3804c.pdf?index=trueIn PDF document text
- https://d102a0f2-001f-4998-bb0a-88ac30ac05b5.filesusr.com/ugd/771ea4_4658a719756b481db1dbfe162b61d51b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/244b6162-607c-4b26-86d0-ffc13be3f283/power_acoustik_ptid-8920b_bluetooth_code.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3eb3320-c231-4201-8f02-0901dd687473/sobenebuka.pdfIn PDF document text
- https://21a67f6d-2aea-439f-a910-ed4feb6be009.filesusr.com/ugd/173616_99a01852527546859f2f5da02bf4bb88.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/67ba6eca-6851-45ae-bf39-f1354eb5be34/63496932461.pdfIn PDF document text
- https://bdee3e82-1fe6-4084-b289-f15f5249f83e.filesusr.com/ugd/749937_30e61a12822b48daa466fbd3d6b58f46.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/723760da-a865-4f2b-9969-ab64aa7d7b37/37828214196.pdfIn PDF document text
- https://ac614e2c-2e00-43e4-a80f-2c6bce9fb64b.filesusr.com/ugd/f103bb_711a7663b4ac41859348027184920d67.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_off00025393.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x25393 | 5256 bytes |
SHA-256: 432e39c6691dcdf934b66c071d7bfabd8080236ba38a34d634cfb5490c101ddf |
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font_01_sfnt_off00026559.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x26559 | 11092 bytes |
SHA-256: 8b936b47331f807ca9ef2500e5a42bd2de3bcc8445edd11529d47225c0ccc190 |
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