MALICIOUS
194
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 and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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/strik?utm_term=how+cars+work+tom+newton+pdf+download PDF link annotation
- http://faxusupovetek.sportsontheweb.net/how_to_do_taylor_series_expansion.pdfIn PDF document text
- https://jafekubu.weebly.com/uploads/1/3/0/8/130814731/kefepexugawumak.pdfIn PDF document text
- https://voderixata.weebly.com/uploads/1/3/4/2/134266977/xubub.pdfIn PDF document text
- https://kuzigojuzomuw.weebly.com/uploads/1/3/2/6/132683135/nawawogap-kofamenitak-vadesurarawoxef.pdfIn PDF document text
- https://zovakilezogavi.weebly.com/uploads/1/3/1/1/131163957/kikikov_mobadigu_pisilaziruvos_navajugo.pdfIn PDF document text
- http://nout-prokat.website/zuvabakofawumibekokij8fes5.pdfIn PDF document text
- http://cleaner360.shop/kukistu7ic.pdfIn PDF document text
- http://tiurll.com/1mx5j9In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sogivuwe.onlinewebshop.net/17463713515.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5d7de31d-7012-4fb4-bf78-5b4c71aa36e4/interview_questions_for_technical_support_engineer.pdfIn PDF document text
- http://ginowane.onlinewebshop.net/wild_game_trail_camera_reader.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1fd18ad0-9e9e-41d9-bdf8-6bcad4bee00a/56146426600.pdfIn PDF document text
- https://s3.amazonaws.com/rolefosiju/80867395675.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/caaf2721-c4d2-4a54-90da-fc9775db8813/83105385550.pdfIn PDF document text
- https://s3.amazonaws.com/pugomonapoxuxe/tower_defence_game_pc.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7cc1294f-5787-4d9e-9327-0843b367faac/baby_bjorn_bouncer_mesh_cover_only.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2d0bc8ff-5f4a-464c-a44e-87350b1b7f13/backbeat_fit_2100_date_code.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/11a0d24c-3bde-4f94-a0b1-ed0f2a208de2/komosupozesigopijob.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5e8affc0-8578-46b8-82e0-e5b3e24bff7e/wimividodefaja.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
- 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_off0000e050.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE050 | 5416 bytes |
SHA-256: 9cdef6d7d48ab23b9666ce56c6f003da11c23f4bffb8bce42b92df00e453c117 |
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font_01_sfnt_off0000f2bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2BB | 11924 bytes |
SHA-256: 00a0d1856ddc684720030eaabf0a6b87c2d63ee44b856af01d0a358ad182750c |
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font_02_sfnt_off00011a57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A57 | 16352 bytes |
SHA-256: dfc8aaa79cfba55453a3fe21d9215bf247c62ea93987a6645ae152562dc29324 |
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