MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains numerous links pointing to compromised WordPress upload directories and other potentially malicious domains, suggesting it functions as a link farm to distribute further malicious content or phish users. No scripts were extracted, but the structure and URL patterns indicate a clear intent to redirect users to harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16109ae4b4e41f---30331930394.pdf In PDF document text
- http://de.ruben.pl/ckfinder/userfiles/files/25410563064.pdfIn PDF document text
- http://kulturazebrak.cz/userfiles/kodowirigofasofukonev.pdfIn PDF document text
- https://amatnieks.com/pictures/image/69412784796.pdfIn PDF document text
- http://www.argentum.com/wp-content/plugins/super-forms/uploads/php/files/1sjgsd51q04qjh4q5soekh6cu9/62181425775.pdfIn PDF document text
- https://alrashed-alsaleh.com/userfiles/files/38705790284.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/bedvfmv7fsa7fm8saqqp50j8u2/mowebebozezar.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/5d58beb363a1cff3b15772f14c0c793e/fifolanuta.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/96951212644.pdfIn PDF document text
- https://clove7.com/userfiles/file/rodejezubudavokofokuzow.pdfIn PDF document text
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/04d9d9eee22ef1fdc00f3f51f9a05be8/nuwazar.pdfIn PDF document text
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c32ae3da961---xakeduwomadelivetolutibu.pdfIn PDF document text
- http://xn--80akazwaeiw.xn--p1ai/editorfiles/file/90569749980.pdfIn PDF document text
- https://tanthuantelecom.com/upload/fck/file/85631376758.pdfIn PDF document text
- https://metricgroup.it/uploads/file/jatavajutosuxoxikur.pdfIn PDF document text
- http://daimarconstrucciones.com/images/admin/file/zakifokokon.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/4upjsac0k1ogaafej0d8sef0qp/1176823847.pdfIn PDF document text
- http://grandchainfamilyfoundation.org/clients/85333/File/50242450524.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16084213943451---60594194899.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609db0252fc19---wukavadozukesipu.pdfIn PDF document text
- http://ecolservizinettuno.com/userfiles/files/80258309824.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a363c2b4a6f---14117701056.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ba4eec94610---71086620294.pdfIn PDF document text
- http://atol-res.pl/uploads/file/fitewilopusesapozidovilik.pdfIn PDF document text
- https://parquesanalbertohurtado.cl/ckfinder/userfiles/files/76730875473.pdfIn PDF document text
- http://fly.no1-yes.com/userfiles/file/99400589587.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=best+looking+for+alaska+quotesPDF 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_off0000e522.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE522 | 16804 bytes |
SHA-256: ee20879124f60806550cb144014abad34cff299c53159a53a7ccaccc8fcc12fe |
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font_01_sfnt_off00011031.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11031 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012848.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12848 | 10780 bytes |
SHA-256: 78b2eb41c76b5d5fe13092fdac320d17911d74004f9b2413e9964b2f7ca89dee |
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