MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm or SEO manipulation tactic. The ML classifier and ClamAV detection strongly indicate malicious intent, specifically identified as a phishing trojan. Although no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with malicious documents designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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 http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b28fae1e6f---27775491902.pdf
- http://www.icareonline.net.au/ckfinder/icare/files/jijunozit.pdf
- http://aitrans.org/UploadFile/file/F1202105181020467541.pdf
- https://plasy.com/uploads/file/78630722576.pdf
- http://nadiadsa.org/userfiles/file/junuwitesum.pdf
- https://vasantviharproperties.com/userfiles/file/metawekokagazokubixebil.pdf
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/of1q73vfh4dfck84n1unf34463/73165367462.pdf
- http://kondicionery-ivanteevka.ru/upload_picture/file/jatamodojasula.pdf
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/gu0jonbfobdvo2sdhafbdnhu86/28091785272.pdf
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16076ab2c3a881---69214663313.pdf
- http://straub-online.ch/userfiles/files/77831618804.pdf
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/btm7fcmlqjqrfc3q8j20ukqvnm/fojidisaxuxoxosa.pdf
- http://bettekingproductions.com/clients/874300/File/larabivewomuto.pdf
- http://lezeckastenakosice.sk/upload/files/rowetibifuraxojixirukove.pdf
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609f6c61b119f---jirizerowiso.pdf
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/43b62f0683ecb0096aca6bcc4e4779fe/kiragukizugexisuvutekabil.pdf
- https://davaocarrental.com/images/file/63265394688.pdf
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075e602a971a---40559218298.pdf
- http://heyumpnd.com/userfiles/file///39376775503.pdf
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae694a7dfc6---57106344329.pdf
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/160beb5cd3c745---66723459364.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=how+to+switch+gears+in+a+manual+car
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013a71.binaef649a3eed393395af59e94db535c4226b6b3049ddf0aff3e4d737bcf7d335c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A71 | 17488 bytes |
font_01_sfnt_off00016873.bin37fe6b9e6758d908c1d6654cf5844d15d28970cf234131bf1f4f5658e1bc6b21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16873 | 10856 bytes |
font_02_sfnt_off00018165.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18165 | 16792 bytes |
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