MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many pointing to disposable hosting or compromised WordPress sites, indicative of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://huntic.ru/uplcv?utm_term=tubidy+mp3+download+for+pc PDF link annotation
- http://goldenmallbiotech.com/upload/files/68145772441.pdfIn PDF document text
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/02590eda0a42372630d7ab6ff5c81976/nakilalumogera.pdfIn PDF document text
- http://fjzy18.com/image/uload/files/65378966234.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/dujunixivokej.pdfIn PDF document text
- http://harringtonandlombardi.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zinevojadavopifimikagi.pdfIn PDF document text
- http://zkpower.net/upload/files/30587954151.pdfIn PDF document text
- http://shipsupply.ru/userfiles/files/26250820353.pdfIn PDF document text
- https://appchecar.com/ckfinder/userfiles/files/raginevirawapanatupojona.pdfIn PDF document text
- http://mothertheresapublicschool.com/userfiles/file/nowudilujorad.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/27597e0f59018033ad3ad707fbf8a0d0/woriruxugolavemelejizub.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/1cdb891052b78e313cb816af9fbefcd2/mituvuvulilalifuzes.pdfIn PDF document text
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132cbc8cd18a---78512957250.pdfIn PDF document text
- https://www.habitat-morvan.fr/ckfinder/userfiles/files/zuwarukemidowutur.pdfIn PDF document text
- http://gkz-crimea.ru/userfiles/file/80581319612.pdfIn PDF document text
- http://vhktn.at/images/content/files/tagikuloj.pdfIn PDF document text
- http://crescentcarpets.com/userfiles/file/nobewagutogoto.pdfIn PDF document text
- https://felicityokolo.com/file/zezek.pdfIn PDF document text
- https://lesura.net/userfiles/file/86166648545.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/fadifulijezazekojaxo.pdfIn PDF document text
- http://www.gieskestukadoors.nl/ckfinder/files/files/13115057619.pdfIn PDF document text
- http://daydeothe.vn/rich_editor/file/49469082505.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_off0000e426.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE426 | 10956 bytes |
SHA-256: bf6b1bb58076a128cc43df7e5224b5881c8d6579ae9cd2a38d9911bcc6c22eb4 |
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font_01_sfnt_off0000fd59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD59 | 16844 bytes |
SHA-256: 2ba791a5780bd534bcafe5fd280d959de5329107d7c916350c0b0069c0237d31 |
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font_02_sfnt_off00012867.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12867 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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