MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though obfuscated, references a book title to lure users to malicious URLs.
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://midufefew.ru/award?keyword=the+coding+manual+for+qualitative+researchers+second+edition PDF link annotation
- https://ganegekisawaji.weebly.com/uploads/1/3/1/4/131406809/vudinaruke.pdfIn PDF document text
- https://budamasut.weebly.com/uploads/1/3/4/9/134903336/manevagabemudarub.pdfIn PDF document text
- https://kekageguva.weebly.com/uploads/1/3/0/7/130776826/3619250.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4367296/normal_6003a7406d9ad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4447487/normal_6027ed39a211e.pdfIn PDF document text
- http://olymp-trade.top/coolidge_cricket_ground_antigua_pitch_reportppwoa.pdfIn PDF document text
- https://ziwagunu.weebly.com/uploads/1/3/4/8/134883986/xowogovixogijad.pdfIn PDF document text
- http://martans.space/sim_dashboard_f1_2019_ioslygh3.pdfIn PDF document text
- https://kezidixujaroko.weebly.com/uploads/1/3/4/0/134040737/81050bc4f3c.pdfIn PDF document text
- http://dhl-order.info/computer_programming_for_beginners_reddit7qwsy.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/dad5058b-e2a6-4c42-8cdc-150c502ce722/64753979310.pdfIn PDF document text
- https://1628ddcf-e301-416d-9649-d9339b85441b.filesusr.com/ugd/0b1079_f7e6ba78cf0249f28e7c762babe2fbe7.pdf?index=trueIn PDF document text
- https://91c7bc9f-df77-4dbd-ae51-8bcf521f3e61.filesusr.com/ugd/1df9ea_24a09c5d45ce4f8f9b5e12b72c613a96.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/410cbd18-70c6-4428-bb4e-eb02a6c54fa7/reizen_talking_watch_user_manual.pdfIn PDF document text
- https://80c8fd16-4cf8-4f9f-b52b-d6c956df8f3b.filesusr.com/ugd/1a94e8_8b87063ccd7e49908c23e816c2b4e9c1.pdf?index=trueIn PDF document text
- https://0f7a2101-273c-4f7f-b1fd-079d1ad923c1.filesusr.com/ugd/a7ea6f_1cb77f9de5814668b29f53a45088c233.pdf?index=trueIn PDF document text
- https://a581e706-3bf6-41fb-8978-ad4d4077590d.filesusr.com/ugd/afbe6b_644d161ef9414bdf8e0ddd8b9d7e6061.pdf?index=trueIn PDF document text
- https://1261df91-4e32-40b2-8b8a-4050d3c54cbb.filesusr.com/ugd/df69c1_20fa0eafc1ff489e8d20d9ae46ff0706.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/92ae9e31-b313-4bc8-a6d1-62a246fcd105/vonaxaju.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_off0000d4bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4BF | 5452 bytes |
SHA-256: 234242e03d1560c25bcb8502ddb7ed37ff6862d8c6f4474dd9f4b5a20f5c25a2 |
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font_01_sfnt_off0000e70f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE70F | 10408 bytes |
SHA-256: 2263f56fb042b2f0c15426766207f2ecd007d0fec446f3178646f8c91e64f216 |
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font_02_sfnt_off00010a69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A69 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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