MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9996
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://kuzutuzo.ru/strik?utm_term=free+printable+kindergarten+sight+words+worksheets+pdf PDF link annotation
- http://resogizona.iblogger.org/how_are_hydrogen_bonds_formed_in_dna.pdfIn PDF document text
- https://kogevinipuban.weebly.com/uploads/1/3/4/5/134514077/winifolepaneki-mukawavitiz-vufoki.pdfIn PDF document text
- https://padaduzarunum.weebly.com/uploads/1/3/1/1/131164270/vizosutivopedeti.pdfIn PDF document text
- https://wanezetisozol.weebly.com/uploads/1/3/4/4/134468493/449448.pdfIn PDF document text
- https://cdn.sqhk.co/zasokolof/p2hghi7/rotofegeruraganeraxumus.pdfIn PDF document text
- https://wuvotawek.weebly.com/uploads/1/3/4/8/134872633/263b2b0b1.pdfIn PDF document text
- https://cdn.sqhk.co/xumifutave/eVjjLhs/space_jam_costume_party_city.pdfIn PDF document text
- https://cdn.sqhk.co/jafetegupam/dhe9Vhf/cheapest_travel_from_athens_to_santorini.pdfIn PDF document text
- https://cdn.sqhk.co/nawamuzimosu/aKTqieZ/15835612881.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://a7da3e60-63c8-46c1-a846-eab7df628ed2.filesusr.com/ugd/bba345_8a8069f16aae44718f903e0d67c85723.pdf?index=trueIn PDF document text
- http://momerulazem.rf.gd/varezexa.pdfIn PDF document text
- https://f7cac2f2-528f-490f-9bef-cb2448a877de.filesusr.com/ugd/529ba0_a11e612011bb46be8346bb1614d08837.pdf?index=trueIn PDF document text
- https://ec8c99fd-5413-4e38-b6a0-2ccbba71fc6f.filesusr.com/ugd/de02f3_5418e78e45ac4c5685131553cca504d4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2ff76981-b332-4963-be89-66caea5d2b20/viwotafovi.pdfIn PDF document text
- http://xitexeb.epizy.com/panasonic_bread_maker_manual.pdfIn PDF document text
- https://d99d9bf7-a5e0-49f2-90ac-0d1bc881463d.filesusr.com/ugd/0182ef_91ee98d141ae4931af466210e9c4ebfb.pdf?index=trueIn PDF document text
- http://kowefejarozop.epizy.com/adding_mixed_numbers_free_worksheets.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b7e68c2f-e10d-4efa-a196-d4e65c093c0d/96162176466.pdfIn PDF document text
- https://995be609-08d3-41b1-a6c0-90e53670bcec.filesusr.com/ugd/9988e1_489a64a5c0544237a70e72d42f99b0bb.pdf?index=trueIn PDF document text
- https://a3e8d6b6-68ee-4625-a313-a25a09dbd39d.filesusr.com/ugd/312e12_9296874a0af64a9abe40fe969b47237c.pdf?index=trueIn PDF document text
- https://13ea8442-998f-4f14-ba3b-7f37e53a414c.filesusr.com/ugd/008a9f_59e9b7a7efcc453cae2a86af2ba72d28.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f276.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF276 | 5344 bytes |
SHA-256: ad7f2d470db6d0621896233b11b6f8703b909ee8bd7f2bed91ec22ecd345ca08 |
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font_01_sfnt_off0001049d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1049D | 11060 bytes |
SHA-256: 87098718ef0dc33beb79a575313d683c6477c57bb4ea18b466be8db958cc7660 |
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font_02_sfnt_off00012a3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A3A | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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