MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to obscure the ultimate destination or distribute various malicious documents. The primary external URL observed is https://kuzutuzo.ru/wix?keyword=maytag+refrigerator+repair+manual+pdf, which appears to be a lure for users searching for repair manuals.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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/wix?keyword=maytag+refrigerator+repair+manual+pdf PDF link annotation
- https://cdn.sqhk.co/tisorobew/ifWqTjg/star_wars_hero_s_journey_worksheet.pdfIn PDF document text
- https://cdn.sqhk.co/kutajanode/hchjuzx/disney_pixar_cars_2_hot_wheels.pdfIn PDF document text
- https://cdn.sqhk.co/fenogate/PTjbj2V/lamot.pdfIn PDF document text
- https://cdn.sqhk.co/wamamuli/ajc01jd/nfl_schedule_week_2_channels.pdfIn PDF document text
- https://cdn.sqhk.co/libavesonon/SrljiSo/cash_app_free_money_codes_2020.pdfIn PDF document text
- https://cdn.sqhk.co/nimawabej/cFijIhb/kpop_stores_hiring_near_me.pdfIn PDF document text
- https://cdn.sqhk.co/matikefateri/ij56ijc/93809067973.pdfIn PDF document text
- https://cdn.sqhk.co/kimejijomaki/5QhiS26/red_blue_and_yellow_flag.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ad0d0dbb-669b-46a9-85df-79487014a0f3.filesusr.com/ugd/00d95d_89cafcface984cc0ac19e881cebb3f5e.pdf?index=trueIn PDF document text
- https://ef5e9b3f-1a8e-4c79-9b60-34b8f8133c96.filesusr.com/ugd/18574e_ad4c9744b0064eaf95a1c607f07a26f7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ace5fed5-f1c8-4317-afdd-5b71a4d2a968/wetasedutabetu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b73f8fee-eac3-4d80-a7df-5272a432c6c7/jabra_hfs100_reset.pdfIn PDF document text
- https://c064424b-11a8-4e39-a524-24a74bcd733d.filesusr.com/ugd/54e393_d179525b33394eb3b16b66d07a208a36.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/35fc98f9-8920-468a-80c3-ad4bf4dc7715/kafka_on_the_shore_sparknotes.pdfIn PDF document text
- https://f803bf1b-e1c2-47f6-a41f-c9785c88fbd4.filesusr.com/ugd/bf07b1_57076614f6494405bd3ea9dde02cdf3f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/da3b8cfe-1a1a-4e93-850e-3e9cc0b40a11/do_you_need_a_deed_to_sell_property.pdfIn PDF document text
- https://ffb80149-315c-4936-8637-e87477b606fc.filesusr.com/ugd/e7410d_d1cf66d0def14b5689a24c0d3feb0aea.pdf?index=trueIn PDF document text
- https://0c2a99dd-71fd-4a0d-b96f-672cfa785c21.filesusr.com/ugd/515c54_31b066c5281d49eea61b4467f4619c5f.pdf?index=trueIn PDF document text
- https://85d2c5a2-fc31-4f76-86b4-4ebe2abe2bf4.filesusr.com/ugd/a8cc01_5f5f7d0cc8d24aa58c6aa5813936a4e3.pdf?index=trueIn PDF document text
- https://a3e8d6b6-68ee-4625-a313-a25a09dbd39d.filesusr.com/ugd/312e12_1c89ba778a26439d92fc03749bbcbd89.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/81f9b30f-f15a-4483-bff8-46b27a1d7249/keurig_k_elite_iced_coffee_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7137ad50-2391-4fad-8dd5-57b1a760dc8b/harriet_tubman_autobiography_book.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/64f60516-ae27-4df1-8bd7-e976ebaca547/how_to_learn_guitar_blues.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e5f269b1-5640-4304-b52d-3e1f289b8a96/mokedonerarawilidif.pdfIn PDF document text
- https://1e8c0764-4a0f-46ab-84a2-5f63a8a44928.filesusr.com/ugd/6a0acf_500102546971453080e81269e3a1cea6.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/533d48e9-b4e1-4538-b74d-f0faa158cca1/48178928165.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_off0000ee61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE61 | 5288 bytes |
SHA-256: 628111e7b66a9c42a5fafd0d15b26a4e0f784a53a056f16410c3690528300885 |
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font_01_sfnt_off00010065.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10065 | 10564 bytes |
SHA-256: 2de1680878ba11d8788c4e6cabc381d85d267db676a2640fc4ca4492ca1730ef |
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