MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links pointing to compromised WordPress upload directories, indicating it functions as a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The presence of multiple distinct hosts and the use of 'utm_term' parameters suggest an attempt to obscure the true destination and potentially leverage SEO for distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/2fba91576bf9a4814ce59375234ef4dc/voluzof.pdf In PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/ame138fh7e7u050nqfo9k5jtci/11642466140.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/faxisapesafazanuwavanuwom.pdfIn PDF document text
- http://palyavalaszto.hu/teszt/upload/file/niwumiju.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a3c8c2912da---38525481115.pdfIn PDF document text
- http://smart-ventures.ch/upload/Editor_Images/files/32522331431.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073453a5c460.pdfIn PDF document text
- http://garantc.ru/userfiles/file/fadom.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/nuwurovoropogef.pdfIn PDF document text
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/0e1fed1115fd36853a75881b6ece3454/jidelive.pdfIn PDF document text
- http://busankid.com/webfiles/board/file///36130341137.pdfIn PDF document text
- http://pincailight.com/zk/UploadFile/file/2021060402292873499.pdfIn PDF document text
- http://broorybulldogs.com/clients/33993/File/9596320599.pdfIn PDF document text
- http://asbazainville.org/userfiles/file/wewis.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/231ca9d16a8e92d0c40bdc5f550204da/fulesuk.pdfIn PDF document text
- http://www.esthemed.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1608b3f9d7bd03---8329850377.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/3h2gmsdaqvr421kpl35shetker/86884837556.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160b2368fa291c---bugakudefaz.pdfIn PDF document text
- http://witnesstherealist.com/wp-content/plugins/super-forms/uploads/php/files/9411ac351325b6c904f5835e39ba3d78/2360464534.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/7grco38heeln35sfaqbquq9okq/91198970619.pdfIn PDF document text
- http://myphamlulanjina.com/upload/files/kokigatokap.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/664901de67a1d0abb81baa215eb1c669/90528675209.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/u4745l95bimtq7i9d580722d86/98572025967.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=tail+and+ears+mod+minecraftPDF link annotation
- 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_off0000bd9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD9A | 10600 bytes |
SHA-256: 19d63c1f8824da4b8e1ad30e31ca1af141143bb48d826040eb897eda23361909 |
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font_01_sfnt_off0000d5ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5CA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000eddc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDDC | 16572 bytes |
SHA-256: 87110bf915cde9c5d6c997549ba5093ad46d222f4e8ea39bfe9e1b8b87b63c59 |
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