MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised WordPress sites or disposable domains, suggesting a phishing or malware distribution campaign. The heuristic 'ML_NYX_PDF_MALICIOUS' and ClamAV detection confirm the malicious nature of the file. The embedded links likely serve to redirect users to malicious content or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://smidgel.ru/uplcv?utm_term=convert+note+file+to+pdf PDF link annotation
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/ilmug50ijgu8i579sksq3kstup/lifijafasebazitovuzon.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/f2pk66lv969dl81c0onbfrpgje/dagurovaxoxuliv.pdfIn PDF document text
- https://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/9448a419dff04b6420dde54690f440b7/fonozapuweropizaburox.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb89d4959bc---puwivuxewikotorisidaf.pdfIn PDF document text
- http://kuhomania.ru/ckfinder/userfiles/files/3494856092.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/6anki5cn7pbejdruju5ifbqpcm/lubazafevafixifupimewomej.pdfIn PDF document text
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160740319aabd5---tozatojotawuronubem.pdfIn PDF document text
- http://hydrem.ru/images/file/nidodovupifabodoji.pdfIn PDF document text
- http://fernandopelosini.it/userfiles/files/ruguwolasipawedijaxak.pdfIn PDF document text
- https://etimes.mn/uploads/files/pigedopirimedepinunukoz.pdfIn PDF document text
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160be6bfb2dccf---tesutuwivuwigusubo.pdfIn PDF document text
- http://atomleasing.ru/media/File/fewexuma.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c84f1767950---jebas.pdfIn PDF document text
- https://acavacecio.it/userfiles/files/43336951622.pdfIn PDF document text
- https://humble-brag.com/wp-content/plugins/super-forms/uploads/php/files/302nv5lp2j7i62kl23st3al52q/9158673345.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bab42da5d83---88603129432.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607d37dbc9122---32922810623.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/354c094a9ba5f6fbdf29f9d159cbc61e/5086804552.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b59ee51aed---guganepawuwomuni.pdfIn PDF document text
- https://www.audioclinica.pt/wp-content/plugins/super-forms/uploads/php/files/6kkaelrakgq628j7qd6v982qr2/6983697094.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/jojodifurafuwuwodod.pdfIn PDF document text
- https://bobecoingatlan.com/uploads/editor/file/28201370938.pdfIn PDF document text
- https://susta.vn/userfiles/file/27130510134.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://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_off0000d8d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8D2 | 10260 bytes |
SHA-256: 05fb9ef4ce0b254bd1791f33c3b4b493d66c7b2ff03416a0147b954330b68d6b |
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font_01_sfnt_off0000efff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFFF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010811.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10811 | 17180 bytes |
SHA-256: 47a21f15f0f7a745053c39b4a98479debbfac6831b563b8bad1c1bb85d7fdfcb |
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