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 0.9995
Heuristics 5
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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 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://nipisod.ru/wix?keyword=e+math+instruction+geometry PDF link annotation
- https://cdn-cms.f-static.net/uploads/4468540/normal_604e7bbd27ac4.pdfIn PDF document text
- http://prodson.fun/ruderizup15.pdfIn PDF document text
- https://cdn.sqhk.co/zoluxoni/qjdXJih/welujor.pdfIn PDF document text
- https://cdn.sqhk.co/tinawegu/iidxfnX/65017314590.pdfIn PDF document text
- http://gratoram.site/40161436490qlw5k.pdfIn PDF document text
- http://lovelid.xyz/how_much_do_stairlifts_cost_australiah7ops.pdfIn PDF document text
- http://seamanygau.best/war_and_order_forum_play_onlinexqqg3.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4449769/normal_5ffe47e172933.pdfIn PDF document text
- https://cdn.sqhk.co/fupupusamun/icFjbZl/85766805812.pdfIn PDF document text
- https://cdn.sqhk.co/narulaloro/TzVpDe5/fluxx_hoverboard_charger_amazon.pdfIn PDF document text
- https://cdn.sqhk.co/tosobulig/yNgjc2o/app_store_hearts_card_game.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412909/normal_600f040f2f57c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4497079/normal_6022a9d42de38.pdfIn PDF document text
- https://cdn.sqhk.co/rikopekela/4diixyN/warband_heroes_chart.pdfIn PDF document text
- https://cdn.sqhk.co/lazodadevab/iajhzwH/lenusositewoso.pdfIn PDF document text
- http://cosmicgig.com/nitro_reader_free_download_for_windows_10_64_bit7pzjm.pdfIn PDF document text
- http://fineagencyy.com/queen_flannel_sheets_bed_bath_and_beyondztrqg.pdfIn PDF document text
- http://constructionhouse.info/vokuziwamam4yhw.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485445/normal_604f234567caa.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://uploads.strikinglycdn.com/files/c72e8f94-e349-419f-be01-aa754b035c5f/40557632140.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/956895fa-a408-4b95-843b-984b042a7563/raseruzazanoritazonar.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/997ef5ab-8226-4b73-83e9-f2d3bd20fcad/how_do_you_cook_maggianos_take_home.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fb25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB25 | 5120 bytes |
SHA-256: 463755876a08b205e10d34ac6005d823386fe98e18265d12175716bcdd74c421 |
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font_01_sfnt_off00010c69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C69 | 11372 bytes |
SHA-256: dd56377dfad216f2fb4e60942f42592d26e01d4ad822082fa4aff552eb8745fb |
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font_02_sfnt_off00013365.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13365 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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