MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9994
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://seumenha.ru/wix?keyword=nickelodeon+alarm+clock+wake+up PDF link annotation
- http://saripituxupagek.sportsontheweb.net/butyrospermum_parkii_butter.pdfIn PDF document text
- http://gokawojop.scienceontheweb.net/fowuluzorunizo.pdfIn PDF document text
- http://ributufukepun.66ghz.com/bluehost_email_server_settings_android.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vumesurev.epizy.com/pengendalian_nyamuk_anopheles.pdfIn PDF document text
- https://76ed6b59-b034-43ac-b949-e1c08f76e3cb.filesusr.com/ugd/ee6100_ed8f910823aa42ba99f592d831f78256.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nawuvud/python_string_format_scientific_notation.pdfIn PDF document text
- http://nudujefor.epizy.com/video_player_free_for_windows_xp.pdfIn PDF document text
- https://8cff2b46-3289-4d4c-b6d5-84761b4963bb.filesusr.com/ugd/c91274_5502b075cf13417ea0410a68b5e37080.pdf?index=trueIn PDF document text
- https://5ccda086-29c7-4024-8a93-689df1f3b89c.filesusr.com/ugd/ed8107_412902286aeb41a2a8614fc5fc77f4ab.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a8e5a2f5-6ce0-4928-bd8f-43c93b427198/animal_farm_ch_9_summary.pdfIn PDF document text
- https://88211235-bf86-4d40-a6ec-a052db2f682e.filesusr.com/ugd/94e5ef_5777981448ec44edbb4f20487b9be2c3.pdf?index=trueIn PDF document text
- https://543e2b4d-9699-46d2-9656-875e860b8e63.filesusr.com/ugd/fb32d0_d99a624a9fe64c0da1115b5fd0ebdc64.pdf?index=trueIn PDF document text
- https://979cd01f-16ea-4d2c-b189-234964c95597.filesusr.com/ugd/d4c4cf_a64087178c1146b6a4177977db5f741c.pdf?index=trueIn PDF document text
- http://livukizaxavubip.rf.gd/wireless_capsule_endoscopy_seminar_report.pdfIn PDF document text
- http://belibivizonojo.myartsonline.com/11159582646.pdfIn PDF document text
- https://6e37e838-c278-4d46-baa9-25b8497af200.filesusr.com/ugd/fbcb80_b900f453223e4044a246088109bbf106.pdf?index=trueIn PDF document text
- https://fe2b84af-b373-48e0-a714-f820169e3fe9.filesusr.com/ugd/ed1d2e_f312bf3f6e314617a4b0c599d9b0a866.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4370ba10-cb90-48a9-af56-5638680f9c03/31542428230.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/648fe967-d1ff-49d5-a60c-22eded5ee945/detoxify_or_die_reviews.pdfIn PDF document text
- https://s3.amazonaws.com/fadupazageraf/45056683790.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5189b5a9-123b-4b05-8c37-fe1170c2f518/the_island_castaway_3_pc_game_free_download.pdfIn PDF document text
- https://s3.amazonaws.com/wizomoravazub/tulopix.pdfIn PDF document text
- https://4454cc88-256b-48ad-9013-c0414c72072d.filesusr.com/ugd/67e251_272b6377eb4446d2be1db9955f23185d.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010bdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BDF | 5164 bytes |
SHA-256: 90b521d0f6bd5d8bb98514dfec37a7217bf86067227d9eda78ef57e689f94421 |
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font_01_sfnt_off00011d75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D75 | 10800 bytes |
SHA-256: 7e5de73eab97cdc3e4458430644fafd299e23490c487312bbb6971dc22cfeee1 |
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