MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to redirect users to malicious content. The presence of multiple compromised upload links suggests an attempt to disguise malicious content within legitimate-looking file hosting structures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 http://interface-referencement.com/userfiles/file/11726804425.pdf In PDF document text
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/f157b1edadf40a191550651ed2b5a1e1/14351237284.pdfIn PDF document text
- https://wccia-vastu.com/wp-content/plugins/super-forms/uploads/php/files/b143e1d0c1f893a3fc1bddfec38ed124/tirolomowiposupoto.pdfIn PDF document text
- https://seataclighting.com/wp-content/plugins/super-forms/uploads/php/files/fa0d590f8e95888736fc01f679780a37/12485097495.pdfIn PDF document text
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad149048d4b---bonoz.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/47u02rl32ctu96nbuhepiod56o/73400612363.pdfIn PDF document text
- http://modra-skola.cz/userfiles/file/3211857719.pdfIn PDF document text
- http://reszke.pl/fckeditor/editor/filemanager/connectors/php/file/nosanudagoruwelos.pdfIn PDF document text
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096ef7edc916---mepubapiwezerex.pdfIn PDF document text
- http://pivotal-technologies.com/userfiles/file/memoluwugedipiwixejuv.pdfIn PDF document text
- http://arlingtonhigh1961.com/clients/e/ef/ef36f0800c0a5d5a0b00d5ecc8c3c6da/File/14339178394.pdfIn PDF document text
- http://podlahyadvere.sk/editor_uploads/system/files/lilixu.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccbdd2e5b0---82704415559.pdfIn PDF document text
- http://fosterfreezesantarosa.com/uploads/files/92792243351.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160ac5332945e9---97957540203.pdfIn PDF document text
- http://bindashnews.com/userfiles/file/datemoxapufotizapuwoj.pdfIn PDF document text
- http://makesomenoise.hu/upload/file/35334010625.pdfIn PDF document text
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/r6u1qum8hvi1jl41ic1bg7ng2u/16549568808.pdfIn PDF document text
- https://ever-progress.com/upload/files/vusakedudekamutemadobu.pdfIn PDF document text
- http://xn--aknmedikal-yub.com/uploads/file/76371772946.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609974b799092---janabizavowum.pdfIn PDF document text
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/ce0b4717cb56fb57f3810c09512cf91b/lozetexojowelazuxerodadaz.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/160971ba022762---kufafiwiwetejomebozani.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e36ed7b72e---61444567849.pdfIn PDF document text
- http://ahknchem.com/upload/files/28788178356.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=xflr5+manual+pdfPDF 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_off0000b9f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9F0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d207.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD207 | 10288 bytes |
SHA-256: 519cc4a1c611da649cb228eafa9fb79119904849f9aca91878386997730386c4 |
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font_02_sfnt_off0000e91b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE91B | 14372 bytes |
SHA-256: dfb8999f902630c492d00ca8006249227b84276bbe2f1166a678803a4f56f874 |
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