MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Numerous heuristics point to the PDF acting as a link farm, directing users to compromised WordPress uploads and other external sites, suggesting a phishing or malware distribution vector. While no scripts were explicitly extracted, the PDF structure and numerous external links strongly suggest it's designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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://philabc.ru/uplcv?utm_term=license+plate+agency+spring+lake+nc
- http://agiusfuneraldirectors.com/files/file/vogibigesulavejarorez.pdf
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b300c435c76---65237437086.pdf
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/820efaa98fc4e3b5c1807b0fdd1c427d/63119530147.pdf
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/160937e9f2e78c---jisusomovusirabapujaxix.pdf
- http://unseretochter.com/images/file/danuxupi.pdf
- http://ristorantebiscione.com/userfiles/files/51254840040.pdf
- http://recrute.fr/files/files/63236043589.pdf
- https://bishopsalamatkhokhar.org/userfiles/file/xekobadejati.pdf
- http://dragoniresorts.com/userfiles/50201648396.pdf
- https://vettercycles.ch/userfiles/files/78731972864.pdf
- https://monuments-msk.ru/wp-content/plugins/super-forms/uploads/php/files/891d6e8a28f8d44075dde0a4e5b29193/23327053898.pdf
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607b67954b350---7566891568.pdf
- http://itssilvertime.com/clients/2/24/24efe347a73a8ce028152bf895bc11a7/File/sunavoguzi.pdf
- https://www.rowtheerne.com/wp-content/plugins/super-forms/uploads/php/files/9b772c2bd9fe23c57c064cc5afecac68/2482306864.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bba3d7bb838---tagosi.pdf
- https://mziagroup.com/wp-content/plugins/super-forms/uploads/php/files/rv4d3ge82vsi9ioi1f4hoinpet/wobuzomiboponizemivuko.pdf
- https://emmaushuis.org/pages/lomuvogolewoja.pdf
- https://anfauglir.com/images/file/sazejawinoxabozo.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607b16a04522c---nijovalu.pdf
- https://tamtam.com.ua/wp-content/plugins/super-forms/uploads/php/files/0c35d7cbdf149a66642619a36381a5f3/72086755832.pdf
- http://massimoandyuethui.com/clients/69227/File/78999947062.pdf
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/160a42e524ef10---seniwabu.pdf
- http://www.jindatunnel.com/up_files/file/sexapalavetiwufariv.pdf
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160832bc4d117f---10383947483.pdf
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0e33a2ff1f---27486621552.pdf
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/160ad0691cc603---78199977618.pdf
- 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_off0000e9cd.bin0b307929de2e0aff7eddec05df8052e4b3166e85fb3837a86bdfc1b2391e5341 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9CD | 10592 bytes |
font_01_sfnt_off00010225.bina0eb45695d952bd6eafbfb1ab6126df50c8cd030b4fcbc857399c0cc986e7679 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10225 | 17176 bytes |
font_02_sfnt_off00012ebe.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EBE | 16792 bytes |
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