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 0.9998
Heuristics 5
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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 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://trafffi.ru/123?utm_term=wood+county+health+department+coronavirus PDF link annotation
- https://rimenedefogifu.weebly.com/uploads/1/3/4/4/134466040/dukexonuxufon.pdfIn PDF document text
- https://riragojefo.weebly.com/uploads/1/3/1/8/131857115/xerelenolekex.pdfIn PDF document text
- https://mupibidegupek.weebly.com/uploads/1/3/0/8/130874042/64722d3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4452398/normal_5f9f02222b81c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403120/normal_5f931fef0bb9d.pdfIn PDF document text
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/nipomomuka_gisotufeje.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376379/normal_5fa31fefa8b11.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377931/normal_5f91923c55888.pdfIn PDF document text
- https://gutakabumediru.weebly.com/uploads/1/3/4/4/134492877/ca5a7e0f4e895.pdfIn PDF document text
- https://wonigebegi.weebly.com/uploads/1/3/1/6/131606731/3285ee88ea5.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/4973c0ed-ea4d-4714-a424-aa89e6387b79/61437664469.pdfIn PDF document text
- https://s3.amazonaws.com/wukara/razor_scooter_model_e150_battery.pdfIn PDF document text
- https://s3.amazonaws.com/muvunekagok/plants_vs_zombies_app_download_for_pc.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3c33d477-55a0-4149-9bb7-8c4b6f6ed510/ultimate_alphabet_answers.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_off0000c43d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC43D | 5488 bytes |
SHA-256: d1b4161b13303172372b5559e090aef81122be0d79a2e3822e9a3abbe48834fe |
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font_01_sfnt_off0000d6d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6D1 | 10428 bytes |
SHA-256: 87d7dc4eb5e7ea09f88d0e430b57d2c2c2186a176c15f099be295ed2cc47785e |
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