MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It contains numerous links, many pointing to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious sites. The presence of multiple external URIs and link farm heuristics indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9930
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://lidiyageorgieva.com/ckfinder/userfiles/files/81709520447.pdf In PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/53kct8u03it8i3rvibc1vvrn47/dabopunedifol.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/9cf23b584c51940c11eb9918785c96ec/49289550943.pdfIn PDF document text
- http://markone-tools.com/upload/files/gowovukeguwopeke.pdfIn PDF document text
- http://gyndoktors.de/ckfinder/userfiles/files/bamuzunogorodanofesibe.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/785f6ac9182a38cc13f1ce338ca71f90/mesosod.pdfIn PDF document text
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a14d2bed2b---99219270106.pdfIn PDF document text
- http://indyztyle.com/ckfinder/userfiles/files/duvuxamilisosajiledo.pdfIn PDF document text
- https://alternativecarrepair.com/userfiles/file/vudugogexin.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/jugaramekuvibamenatu.pdfIn PDF document text
- http://www.arborvitae.cz/ckfinder/userfiles/files/fubupasiwefik.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/6aa0cd5bb6a7f7ec19f9f3cdc0a34ddd/28811436946.pdfIn PDF document text
- https://burgaseguros.com/userfiles/file/kulegiwuzovat.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/9aa22f82f9564d4cda42b93ca61eb286/sitozegetomakopok.pdfIn PDF document text
- http://gorisum.net/fckeditor/upload_file/file/9819876668.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1608ab96bb8f40---23624130696.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/cvud7qavgf07n3vqb1nrrakb4u/46490184964.pdfIn PDF document text
- http://digitalpolicycouncil.com/imagenes/file/kixexabawuzasotomaxe.pdfIn PDF document text
- http://slp70.com/clients/873855/File/58133703121.pdfIn PDF document text
- https://zemiigori.com/uploads/file/2558536358.pdfIn PDF document text
- http://iwishop.hu/file/49057048813.pdfIn PDF document text
- https://atrax.eu/userfiles/file/4559323034.pdfIn PDF document text
- https://widepolymers.com/userfiles/file/13951113361.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=101+%C3%A7anak+okey+plus+%C3%A7ip+hilesiPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dac9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAC9 | 18276 bytes |
SHA-256: 4bb2c34b6ef41c5e2f281053b8ef77a39803f651d8483f601800325cd8e05ba5 |
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font_01_sfnt_off00010742.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10742 | 16344 bytes |
SHA-256: 5cd8a120e106fc2d4fc1855603a636a3ce922decfb1b4d98f17a4a5450337c58 |
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font_02_sfnt_off00011d3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D3B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off00013552.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13552 | 10732 bytes |
SHA-256: 0ca0648657b8754707af911be5c8760db0a4a48264145d343b23d27f775b7bf9 |
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