MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://taxicityplus.ru/userfiles/file/vibinomuwujo.pdf In PDF document text
- http://auxerretv.com/content/public/file/29750282672.pdfIn PDF document text
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160916f3fd5f8e---povitobixevimanin.pdfIn PDF document text
- http://fundacionecla.org/resources/original/file/tusuvegekazusuzokedizeje.pdfIn PDF document text
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/4q6ltgcqe5ff9rlaef8putleil/58541545765.pdfIn PDF document text
- http://www.klimavill.com//data/editorfile/varilapobikuvi.pdfIn PDF document text
- http://pensjonatagat.pl/userfiles/file/sadoberiful.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160879797b64fe---vodoz.pdfIn PDF document text
- http://lucann.com/Upload/file/kebakexim.pdfIn PDF document text
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/c64d7fe8d4f0dbe6370355c6674706ae/97759478673.pdfIn PDF document text
- https://foundryindia.org/userfiles/file/mesivopuzav.pdfIn PDF document text
- http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/dd625963b1f3e56b26cc2c67de6bf150/69968006159.pdfIn PDF document text
- http://sungwoneng.com/upfile_editor/2021/files/posikidoxuxanikofuje.pdfIn PDF document text
- https://driftwoodcc.com/userfiles/files/xoxumoluwe.pdfIn PDF document text
- http://meyras-tourisme.com/ressource/site-image/files/44226388743.pdfIn PDF document text
- https://luxmarketing.agency/wp-content/plugins/super-forms/uploads/php/files/7i5jmneg0p99bagd5s3dtiklf0/lojojukenub.pdfIn PDF document text
- https://wsbtitan.com/images/file/tajepefikepe.pdfIn PDF document text
- http://medica-brno.com/files/60758957902.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b41d49369f7---39983814177.pdfIn PDF document text
- https://apinero.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075e6c8b5c08---mutopubebeguzipan.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/5nhomv5c5mglfjkpecnir4dumr/sopatate.pdfIn PDF document text
- http://lev-steklo.ru/userfiles/file/52464538625.pdfIn PDF document text
- http://spiregene.com/image/files/20210716_124428.pdfIn PDF document text
- https://aimara-bg.com/userfiles/file/vatejoxugogebade.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=cuantos+litros+tiene+un+tonelPDF 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_off0000d7b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7B2 | 19264 bytes |
SHA-256: 91c3f98b847171d800acb8fea3a47e746a843f00883e675f2430b9f0733b3045 |
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font_01_sfnt_off0001088c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1088C | 10232 bytes |
SHA-256: 9e818d22daab4b004f9aaf73ebfe577ba367a2d67af3747c29fb900092c4a78d |
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font_02_sfnt_off00011fb2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FB2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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