MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to drive traffic or distribute further malicious content. The document body, though heavily obfuscated, appears to be a lure related to 'feudalism comes to europe worksheet answers', indicating a phishing or scam attempt. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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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://maypoin.ru/wix?keyword=feudalism+comes+to+europe+worksheet+answers PDF link annotation
- https://static.s123-cdn-static.com/uploads/4412908/normal_5fcacd99ebc82.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4505771/normal_601888138e853.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445749/normal_601093d766f48.pdfIn PDF document text
- https://cdn.sqhk.co/kemivabesu/xOiiidb/36424858590.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367640/normal_5fdc8ff8cc950.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4455902/normal_601bfd22c5c54.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464878/normal_6028abb43bdd7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380681/normal_603db44fe56f6.pdfIn PDF document text
- https://cdn.sqhk.co/lofakekaf/UIjf0lH/80567754980.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459469/normal_5fe08462464f5.pdfIn PDF document text
- https://cdn.sqhk.co/namulofilox/gjKUzUu/department_of_education_australia_annual_report.pdfIn PDF document text
- https://cdn.sqhk.co/zokonerozo/jfxyjfy/stack_overflow_developer_survey_2016.pdfIn PDF document text
- https://cdn.sqhk.co/kawurefeki/eggV2gh/2221593743.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c480cc3d-c044-45b7-a7fa-747782367dcd.filesusr.com/ugd/a26f59_464617441fd540e19ecc9657a90d7abd.pdf?index=trueIn PDF document text
- https://d115d978-d96a-40c8-9764-5d959708fc35.filesusr.com/ugd/436160_63f2166d12494ae2bebc6826c8dd2b80.pdf?index=trueIn PDF document text
- https://f77c8dad-41d7-4a8f-8d8d-c05149a3a236.filesusr.com/ugd/36d413_ad45caebddd84cababf4ed30345edc48.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/remeranexe/51504033626.pdfIn PDF document text
- https://81da701b-0f85-48f9-9040-0f88ba79a05f.filesusr.com/ugd/bf07b1_3e62acbaa60a4a48b113600f455c518e.pdf?index=trueIn PDF document text
- https://601bead5-a720-4f65-98db-62fe2a42cb91.filesusr.com/ugd/0e52b4_1a1a3560378d48f480e66355baf86746.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zosevid/bandhan_film_song.pdfIn PDF document text
- https://s3.amazonaws.com/fadupazageraf/wiggle_wiggle_wiggle_episode_guide.pdfIn PDF document text
- https://s3.amazonaws.com/kimone/international_business_major_ucsd.pdfIn PDF document text
- https://s3.amazonaws.com/rurovikejigibu/afib_guidelines_esc.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_off0000d6b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6B5 | 5424 bytes |
SHA-256: 509b60b649c2519a95d6afc5eedda690d47451e0d732c5015962c4aeb147bf65 |
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font_01_sfnt_off0000e910.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE910 | 10176 bytes |
SHA-256: d5eec432a3332ccb9751248f4a5f6007bb06dc50ef6a538b793972ed31c37bf4 |
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