MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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=how+to+view+instagram+profile+without+an+account PDF link annotation
- https://srccaa.bdbabymart.com/app/webroot/ckfinder/userfiles/files/94456039941.pdfIn PDF document text
- http://jualumnitoronto.com/editor/uploadfiles/potiferufib.pdfIn PDF document text
- https://riwg.in/userfiles/file/66612926459.pdfIn PDF document text
- http://dallard.fr/ressource/site-image/files/riden.pdfIn PDF document text
- https://privatecambodiatour.com/userfiles/file/90699632498.pdfIn PDF document text
- http://abwingsmd.com/uploads/files/37496124181.pdfIn PDF document text
- http://reyazahmad.bscsaoner.in/ckfinder/userfiles/files/8069807213.pdfIn PDF document text
- http://irinaburmistrova.ru/files/67333456471.pdfIn PDF document text
- http://progettarecasa.com/userfiles/files/11737716470.pdfIn PDF document text
- http://philipp-haberland.de/images/upload/file/rolupokeramaxifilepapomu.pdfIn PDF document text
- http://incomingmakedonia.com/files/files/sikavewoxenapurerax.pdfIn PDF document text
- http://langfordfinancialservices.com/userfiles/files/71517169028.pdfIn PDF document text
- http://auxerretv.com/content/public/file/xewijovumodotovip.pdfIn PDF document text
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140913937128---rufal.pdfIn PDF document text
- http://delfosventures.net/userfiles/files/1306621472.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/fogizuju.pdfIn PDF document text
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/161359c4f73eba---74293758120.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/g3epk310ahn8pvo6s9ohkuv0bk/95289575019.pdfIn PDF document text
- http://modernplating.com/userfiles/file/27766757807.pdfIn PDF document text
- http://imdmotors.com/uploadfile/file/2021090421333022.pdfIn PDF document text
- http://viviapalermo.com/userfiles/files/28398557076.pdfIn PDF document text
- http://islaminkiel.de/webmisr/uploadwebmisr/file/najifajuxudalub.pdfIn PDF document text
- http://seoaudytor.pl/userfiles/file/56798957437.pdfIn PDF document text
- http://ranaghatpchsschool.org/userfiles/file/mebodugeniliruxubumite.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_off0000c642.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC642 | 17288 bytes |
SHA-256: 2eeec9ccd81ec89ae31aeae4dba67afd845b0d3c30d97ea949fa9e6796e7b818 |
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font_01_sfnt_off0000f30a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF30A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010b21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B21 | 11168 bytes |
SHA-256: 41de2de1f4b70a8b36740afa823c38d18924e5aabbe512862b93fde5521298aa |
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