MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious content or conduct phishing. The presence of external URIs and link farm heuristics indicates a likely spearphishing attachment used to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/160842bb41138d---dopiwunexajuwuronukapiseg.pdf In PDF document text
- https://alsterparkett.de/wp-content/plugins/super-forms/uploads/php/files/46oo49umrsk8la9jm4977eiblk/vewibarizagivexiwu.pdfIn PDF document text
- https://hyundaia.ru/userfiles/file/13261854110.pdfIn PDF document text
- https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c33c27c2cc---33183094386.pdfIn PDF document text
- http://phoiinnhiet.com/images/uploads/files/bijekakumogaxuwelamevore.pdfIn PDF document text
- http://lordbeaverbrook1973.com/clients/76835/File/mezubaripexipagop.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a73a749419b---zofaz.pdfIn PDF document text
- https://www.nrlandscapes.co.uk/wp-content/plugins/super-forms/uploads/php/files/b6dc7c8b825b9524aad18bb126469b65/xurufogoxaxu.pdfIn PDF document text
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608333c6a4f09---lenazulopofakanoza.pdfIn PDF document text
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b806666cab9---xoxufixigarurugukuwubav.pdfIn PDF document text
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/e696f104930ced1e5773604fd6ae5dc2/sowoleta.pdfIn PDF document text
- http://guchenes.com/d/files/fusuzuli.pdfIn PDF document text
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4dae10cfd---kamedajepixebox.pdfIn PDF document text
- http://purpledoorchurch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607102b7e3222---41228697836.pdfIn PDF document text
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/16071839f337c7---71420423542.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8baf0b3a89---semukebaxoxiramokipi.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16096961ed201f---nugufikenagofupaku.pdfIn PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/7fbb8e439899b8064290b09c662812f3/kiminafupil.pdfIn PDF document text
- http://minicabii.com/survey/userfiles/files/jotabalufe.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/22287700641.pdfIn PDF document text
- http://queuemanagementsystems.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8ba787aba7---76248211841.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/mra1tvdostajg7j0tfte86pj03/37906444902.pdfIn PDF document text
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1a40f8cfb6---jikisuruwimexugosev.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=mechanical+engineering+design+11th+editionPDF link annotation
- 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://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_off0000bb02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB02 | 10692 bytes |
SHA-256: 6ed99b2b5ae7d04a422985ad35d6152aa4096b642fe7452185a0daa3e826adc4 |
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font_01_sfnt_off0000d347.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD347 | 16184 bytes |
SHA-256: 2170b83f2bc4c1a8adc772efbc39ea9f5a35daf001492e312ce00f18701e764a |
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font_02_sfnt_off0000fd7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD7A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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