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-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://xajibur.ru/wix?keyword=paramedic+drug+cards+pdf PDF link annotation
- https://fefufivakelazi.weebly.com/uploads/1/3/0/7/130739222/4d64997666935f.pdfIn PDF document text
- https://fuvapevamasazu.weebly.com/uploads/1/3/4/5/134507747/834282.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426541/normal_602dd6772c67d.pdfIn PDF document text
- http://herss.space/zemusuxukakuwugifa2hj1q.pdfIn PDF document text
- http://bonboxstudio.com/2725148676u6zrh.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369495/normal_5fe79dddac71f.pdfIn PDF document text
- https://lotuwuwobegeze.weebly.com/uploads/1/3/4/4/134476082/nuwelelub-linevudaker-firuze-balizuxupowuv.pdfIn PDF document text
- https://kujegafibez.weebly.com/uploads/1/3/4/2/134265926/8718768.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409396/normal_600affe1b499b.pdfIn PDF document text
- https://muwefojiginilu.weebly.com/uploads/1/3/4/5/134512592/revimigowekevezonip.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/13beae68-be40-48d7-b8af-6698007d01b2/bedtime_stories_movie_characters.pdfIn PDF document text
- https://fdb4f28e-c637-431f-967d-457feef73efb.filesusr.com/ugd/cf5aa9_76ecc5062d384104bca1b7df0f9aa54b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fee9b457-57f2-4755-a133-cfca0d98824f/40245570373.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cbec4c6a-b95d-4b23-a772-c5fa5a7af978/dabumesapofe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5811f81f-5e42-47f7-976a-dcd25a36c5ef/79817489031.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3be84ce3-a298-4e4c-8ef4-faa2093ff6c7/78903952026.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/db1f7321-2b8a-49c2-9ead-e87e883068b6/cuanto_equivale_1_pie_en_pulgadas.pdfIn PDF document text
- https://836291d8-7b77-40db-be8c-3105928c7ef3.filesusr.com/ugd/aae074_2341b99e56a64727b0597c61a093550f.pdf?index=trueIn PDF document text
- https://30de3caf-c510-4ce9-8691-b8280dc60d9b.filesusr.com/ugd/4980ee_c5329625100f4794b708d0d853e10288.pdf?index=trueIn PDF document text
- https://32b33340-d9da-4ef7-b3bd-a0ac5134eb71.filesusr.com/ugd/adfa6f_8d706df47c15439680cc61532129cd00.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/12c1cb9a-d833-430f-b588-94be8275df53/makegukazodinuso.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_off0000e6f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6F2 | 5444 bytes |
SHA-256: e2cf5a6ec88cb4752c7db48de9c7e3b4fb1e9af0c05a3141480ccf77afc9b9c2 |
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font_01_sfnt_off0000f964.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF964 | 10716 bytes |
SHA-256: aceff0b79f0177ff4a18670b4f9073a6c96ae000d9d87ce328ad3c22ef23e79c |
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