MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a mass external link farm, with one prominent URL designed to mimic a search query about Subaru transmission problems. This suggests a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly indicate malicious intent, and the presence of embedded URLs points towards a potential drive-by download or redirection to a malicious site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://zajinet.ru/strik?utm_term=does+subaru+have+transmission+problems PDF link annotation
- https://rufekelikofevav.weebly.com/uploads/1/3/1/0/131070689/7336223.pdfIn PDF document text
- https://vobezadezera.weebly.com/uploads/1/3/4/2/134265653/2426111.pdfIn PDF document text
- https://pefibiwurabamiz.weebly.com/uploads/1/3/0/8/130874510/7944841.pdfIn PDF document text
- https://zilasemewoxuj.weebly.com/uploads/1/3/4/3/134318224/348cade6.pdfIn PDF document text
- https://savejoxip.weebly.com/uploads/1/3/4/7/134722189/6669404.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://s3.amazonaws.com/kavugusepe/99949056940.pdfIn PDF document text
- https://s3.amazonaws.com/nijosinizo/free_cookbook_template_download.pdfIn PDF document text
- http://vajekalisafemun.rf.gd/ados-_2_manual_free.pdfIn PDF document text
- http://wofiriperajune.epizy.com/16414520755.pdfIn PDF document text
- https://s3.amazonaws.com/defujo/67664334383.pdfIn PDF document text
- http://menumizumiwasij.rf.gd/1109777706.pdfIn PDF document text
- https://s3.amazonaws.com/jemazejodep/movie_background_hd_photo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fe4765d1-072e-4924-b5f2-d63277529fe1/fezoralunapuxupif.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/41a1a99b-8738-471e-92a8-228c0494a370/45613618832.pdfIn PDF document text
- http://vemevusakeke.epizy.com/kerel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2aec116f-d815-4b2f-b78f-d57632a0420f/zomixefezafa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0dd68f85-59a5-4a1e-b70b-6132469222bd/boss_dd_20_service_manual.pdfIn PDF document text
- http://zovawawopo.rf.gd/bamford_primary_school_uniform.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cb8d7760-33fc-41b6-b149-48f258debac1/lufaloborezegar.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/36a3c784-0d96-43f6-a959-e3d5afa76e9f/how_to_use_fonts_on_cricut_joy_infusible_ink_transfer_sheets.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/12e99686-61e2-48f3-9dae-5cdc0f295156/65447297552.pdfIn PDF document text
- http://tumapaluk.rf.gd/basic_mathematics_skills_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3b4686ed-e77d-4372-b042-f2bc227844bd/39370502804.pdfIn PDF document text
- http://wetowotupime.rf.gd/dell_latitude_e6530_bcm20702a0_driver.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_off0000ef03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF03 | 5140 bytes |
SHA-256: f7f44af7c0d358b8baf1fdf9efc18390aea8ea8128e1a335c5bc90763973e4a1 |
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font_01_sfnt_off0001004f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1004F | 10364 bytes |
SHA-256: 3aab9d93e5339cfeebe7eeeab549944b71ef5a6a4f2c61d4fb727951b146cdba |
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font_02_sfnt_off000123a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123A7 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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