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://lozipotod.ru/strik?utm_term=libro+de+jaser+en+espa%25C3%25B1ol PDF link annotation
- https://jurikinala.weebly.com/uploads/1/3/1/6/131636618/8361325.pdfIn PDF document text
- http://anarchymedya.com/zoxapunibirebonilani1th0q.pdfIn PDF document text
- http://de-bewertung-889562.icu/the_enlightenment_philosophers_dbq_answersmr81d.pdfIn PDF document text
- http://pe50off.info/how_to_increase_your_emotional_strength76f4a.pdfIn PDF document text
- http://20970907.net/653098329663yjsa.pdfIn PDF document text
- https://cdn.sqhk.co/bopelara/afhbHTh/last_shelter_survival_hero_tips.pdfIn PDF document text
- https://palogipotutaz.weebly.com/uploads/1/3/2/8/132814365/guzagiziwafibep_besuko.pdfIn PDF document text
- http://gdztut.com/180965430094amg3.pdfIn PDF document text
- http://jilet2.club/easy_homemade_cupcake_recipes_from_scratchsik10.pdfIn PDF document text
- https://cdn.sqhk.co/mifijizudi/bjf81ja/stickman_running_and_jumping_games.pdfIn PDF document text
- https://cdn.sqhk.co/rewaloxuruvu/3cR73ij/kraft_food_and_family_ice_cream_sandwich_cake.pdfIn PDF document text
- https://cdn.sqhk.co/rijomawonuj/j5vIIGo/rotipatogufesede.pdfIn PDF document text
- https://gotedajasokidu.weebly.com/uploads/1/3/1/4/131407980/tesof_netarari_nuzir.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/d8bfae9d-965f-4b6a-81fd-6941bf16d0ce/linear_ldo50_garage_door_opener_programming.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cc25665c-7b8e-4b97-a616-d24f26852861/allegiant_book_vs_movie.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/db778044-6009-4247-b8fb-1c3b9cfa2e7b/honda_gcv160_oil_change_interval.pdfIn PDF document text
- https://df9240ce-57b4-430e-a582-521170ca5232.filesusr.com/ugd/10b03a_1528b00f8e9b46faa4a1495d8e3291fa.pdf?index=trueIn PDF document text
- https://d5fd0048-bb8d-45a1-ba21-28d1cb0b7162.filesusr.com/ugd/5e8de6_965d0461bf1d4409aa520189751f9bc9.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fe64927a-901d-4e83-a1f9-78592a9c7bd5/perimeter_of_regular_polygons_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1d012592-8f00-4fec-8535-31eacc56d615/98441243487.pdfIn PDF document text
- https://91c7bc9f-df77-4dbd-ae51-8bcf521f3e61.filesusr.com/ugd/1df9ea_6c26eba58e27498fb2b3e4a3c7028cd2.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_off0000edb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB4 | 5320 bytes |
SHA-256: 783f78c8e7b635de393fcd1f9b1a443a810fc12d273b97852e52da8c9c607108 |
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font_01_sfnt_off0000ff94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF94 | 11972 bytes |
SHA-256: 46258ca96194731ef6b377cef13e5afe4d60e9a1996a2c9c6c6cc339242cccfe |
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