MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised websites, which in turn host more PDF files. This pattern suggests a link farm designed to obscure the ultimate destination and potentially distribute phishing content or malware. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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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 http://consulcongress.it/uploads/assets/file/narijedijebixoxobasu.pdf In PDF document text
- http://eko-inwest.eu/upload/file/lonapotatewopekituseto.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608df0148de1a---96808174387.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/1qk8rb98tgu2udpbqr4un1e7q2/bepapusumabuxi.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/65ce4aaa40fe2a3e50039d89b535c7d2/labunoj.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/8d6cc8f7bf3262ca216ed397d503cb70/zopem.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160ac4d7a11052---95112936694.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af8c6d53d44---wajugidikarerodonolunode.pdfIn PDF document text
- http://domholidays.com/userfiles/file/fisugowosutipetevoto.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/migepaxamin.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/s1pe1v21os2lb1u7maj16eil4f/63327054734.pdfIn PDF document text
- https://laihouston.com/wp-content/plugins/super-forms/uploads/php/files/259d07ab6aca6629a67a786dc6808afe/mutowuvilusitibil.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/mdti49e10fdufui4e1v1j7jash/30314215961.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160798a75df887---6619634365.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/ad6c110552f5606e41d291d64d61bffb/5029597900.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/78bf22fa6a522d37a4e88bd28d399753/18086750038.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://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=how+do+i+write+an+appointment+letterPDF 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://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_off0000debb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEBB | 4768 bytes |
SHA-256: f4a73738b0112e9f540609f0a1cdd9c47065338592721ca3f8aaa8714b0baf0d |
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font_01_sfnt_off0000eed9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEED9 | 10504 bytes |
SHA-256: eaa58683532603628f0a6e5d69f46e5c8bb2c7d26ca7544f57420b98933227af |
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font_02_sfnt_off0001126e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1126E | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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