MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm for phishing or malware distribution. The presence of a 'download button' heuristic and ClamAV detection as 'Pdf.Phishing.Trojan' strongly indicates a malicious intent to trick users into downloading further malicious content. No scripts were extracted, but the overall structure and URL patterns are consistent with phishing and malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9945
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://tenfci.org/userfiles/file/kuxuzonojoser.pdf In PDF document text
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160b4962d690a3---zesawu.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021051510115677.pdfIn PDF document text
- http://jtour.vn/userfiles/file/zasafuve.pdfIn PDF document text
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/g0us6uldgjhh5g90cqvqjuvu86/wuzagogufepato.pdfIn PDF document text
- http://www.thaiboat.net/image/upload/File/88535912460.pdfIn PDF document text
- https://aymsoft.us/aym_image/files/wupakaxa.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/161010c46b59cc---logiroxinevadavajan.pdfIn PDF document text
- https://zabulgaria.org/userfiles/file/zunisunifopes.pdfIn PDF document text
- http://lawrence-spruill.com/clients/42275/File/bawibuwij.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f149fc90eef---827122380.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/06c71f2a6520bf00f3326116dd022d9f/4616485656.pdfIn PDF document text
- https://fedico.ca/upload/editor/file/80292353561.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160fdc594b0f7c---pasufinemenesigewazuso.pdfIn PDF document text
- http://www.tobywells.org/media/fckdir/file/telowovanisala.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/94d912df771dda2df7f0c91f8bd92135/99543748944.pdfIn PDF document text
- http://sgyscom.com/upload_fck/file/2021-7-5/20210705181635118897.pdfIn PDF document text
- http://digjamaica.com/app/webroot/files/bufanali.pdfIn PDF document text
- http://transporteslaplata.com/imagenes_web/file/72631808157.pdfIn PDF document text
- http://dabbleanddesign.com/clients/c/c6/c60e280709801842a26e47e23f21f170/File/mijebanesa.pdfIn PDF document text
- https://tractorpulling-emmeloord.nl/upload/file/donabifajawupade.pdfIn PDF document text
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160971a7317a7e---serenemavekobuj.pdfIn PDF document text
- http://www.zav-mito.si/wp-content/plugins/formcraft/file-upload/server/content/files/1606f5a5f7e6cf---wifexik.pdfIn PDF document text
- http://micronforgacsolo.hu/UserFiles/file/4971623637.pdfIn PDF document text
- https://icicle-mountaineering.ltd.uk/ckfinder/userfiles/files/raposuvavebuxofowavavuzu.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/64968a9f21e3ee21a7e366518ee1161b/selijapewixorakomizez.pdfIn PDF document text
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/4fa35776e8c9e5854b8fe7ab79605e46/mozumemuxojes.pdfIn PDF document text
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/bf1deb6d588fb2b708264623fc457c9a/23332763143.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=how+to+get+auto+clicker+for+robloxPDF 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_off0000f23a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF23A | 17040 bytes |
SHA-256: e372fdaceb4e0104ee4cac2752fb7d17de8be3e9a32f3e87e1c802af15f9a876 |
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font_01_sfnt_off00011ec5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EC5 | 10752 bytes |
SHA-256: e6ef1b1d18451db7354075e2d5d9daf6db4ddd022921afe5bbf6d875d04aec53 |
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font_02_sfnt_off000137b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x137B4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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