MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. The primary URL, https://mezovuduw.ru/wix?keyword=surface+area+of+sphere+worksheet, indicates a lure related to educational content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://mezovuduw.ru/wix?keyword=surface+area+of+sphere+worksheet PDF link annotation
- https://wipibafupegivu.weebly.com/uploads/1/3/4/8/134868488/1706041.pdfIn PDF document text
- https://cdn.sqhk.co/kidatufo/8idwWja/batatawekipefoliwe.pdfIn PDF document text
- https://jaluwaxigesife.weebly.com/uploads/1/3/4/6/134640648/c43e606324.pdfIn PDF document text
- https://sopivumebisul.weebly.com/uploads/1/3/1/4/131413603/gawug-pegukijufipanam-nuzitugototori.pdfIn PDF document text
- https://wisufomerimugil.weebly.com/uploads/1/3/4/0/134016782/gunelewobi.pdfIn PDF document text
- https://cdn.sqhk.co/loboremetoxe/jamnjbQ/dragon_quest_slime_controller_switch_pre_order.pdfIn PDF document text
- https://cdn.sqhk.co/fisejadiruw/hdXBEia/history_vault_apple_tv.pdfIn PDF document text
- https://kitowido.weebly.com/uploads/1/3/5/3/135348724/kesiroganoxure.pdfIn PDF document text
- https://piwebodowumogoj.weebly.com/uploads/1/3/4/8/134857209/jukeram.pdfIn PDF document text
- https://menedufigejit.weebly.com/uploads/1/3/1/4/131482930/5279420.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://7a1f2a0d-094a-4466-88af-72a4af93b9fa.filesusr.com/ugd/22739b_af9418a13d3244969dbb59a9ffd97d2f.pdf?index=trueIn PDF document text
- https://80820154-e864-4b0c-832b-212b24169927.filesusr.com/ugd/c12414_7b05ee1b3cf346c28c486b792b3157d0.pdf?index=trueIn PDF document text
- https://e26976e3-f089-44cc-a2a6-54bcc6cae308.filesusr.com/ugd/0df15e_ae1d1e7944ae4f249e15419ff81ac10f.pdf?index=trueIn PDF document text
- https://e432c3f7-acc0-403b-bc7f-1b8c16782643.filesusr.com/ugd/6a4899_d9251c17e9a44934ad1c96c25c17450c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/e2572881-d18e-4433-bfca-56571c7ef00e/78692369697.pdfIn PDF document text
- https://d5bea983-5bca-41ba-aae6-6b688785cc77.filesusr.com/ugd/9ec29b_0fff69fc10dd4140b1c58615b2dee722.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/9a13f041-9151-42ed-890a-cffff3e17ba2/xameropubemipagumowize.pdfIn PDF document text
- https://73a1781f-5c9f-4c76-8a11-a8e8c44f336a.filesusr.com/ugd/d9f7b5_2504da2205f44519a5b118b18cd1acdf.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE581 | 5328 bytes |
SHA-256: 9e13ba3409ef5c77868abd5d6ab11422a8216839cf6e92f92f7e51cd8d8cb000 |
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font_01_sfnt_off0000f7b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7B2 | 10884 bytes |
SHA-256: ea53928ff088f99722e74da3fc9643415676513e8e129667f4632c9054d63082 |
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font_02_sfnt_off00011d2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D2D | 16060 bytes |
SHA-256: 84d5bd19c210eb3b73ecc14096ab1e56fdfb5b80ce7ba4f0052c67c0c2b02727 |
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