MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate this is a link farm designed to redirect users, likely for phishing or to download further malware. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/114fd21f1f8aa8d440487c368729531c/tebidifaxazidorabuganado.pdf In PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087f5029bf16---64472471427.pdfIn PDF document text
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/144a62bf9e6be0b03666259173738442/14721845332.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16118dddbd2cf5---73464839409.pdfIn PDF document text
- https://seeyounow.net/userfiles/file/65028062821.pdfIn PDF document text
- http://tcsklife.com/filespath/files/20210812224326.pdfIn PDF document text
- http://lifeisartfoundation.org/sites/default/files/images/userfiles/file/93731181244.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1ca6c239f9---73343695222.pdfIn PDF document text
- https://textosolutionslinguistiques.com/upload/editor/file/pifesaken.pdfIn PDF document text
- http://metallpress.info/files/17618718420.pdfIn PDF document text
- https://alutat.com/data/file/38023463909.pdfIn PDF document text
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160a8a77fcc9ae---12852222132.pdfIn PDF document text
- https://afra24.com/basefile/afra24/files/nevexejirurakifeweta.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/f7acbccpde3ls4bstsj92hmnf0/nuragarejamabusuluzapo.pdfIn PDF document text
- http://lhs1965.com/clients/880801/File/wovuxum.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160de319fd6052---49725777175.pdfIn PDF document text
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/1607f27faf3c84---75860445558.pdfIn PDF document text
- http://penzionklara.cz/userfiles/file/50781466555.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161234afbae790---muxusunonarefuj.pdfIn PDF document text
- http://al-farh-iq.com/upload/userfiles/file/35602091954.pdfIn PDF document text
- http://xn----dtbsgbucafmmaf.xn--p1ai/servimages/editor/files/sugigaxoniwixobenemuvi.pdfIn PDF document text
- https://alllegaltask.com/wp-content/plugins/super-forms/uploads/php/files/99m0js3gm0sfjht8rbh34fch8o/45130346992.pdfIn PDF document text
- https://baatco.com/ckfinder/userfiles/files/80910734534.pdfIn PDF document text
- https://wheelmartthailand.com/image/upload/File/39771770943.pdfIn PDF document text
- http://jongauger.com/ckfinder/userfiles/files/xixilatuxojasutizenaze.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=pdf+for+mobile+androidPDF 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_off0000e76e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE76E | 17152 bytes |
SHA-256: bfa8efc33c39e747eb4321673b2e065c2da0733d06cf6137a3bb88f79539df7d |
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font_01_sfnt_off0001144a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1144A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012c61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C61 | 10392 bytes |
SHA-256: 2f856572910336312de329d7b87f5803aabcdb0e645dfdcaeddf7978df323733 |
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