MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites. These links likely serve as a lure to redirect users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/a1n6fnqctcd5in97p51a2crrof/dujalubibobalagimix.pdf In PDF document text
- https://cursosgratuitosonline.es/wp-content/plugins/super-forms/uploads/php/files/7td1q7hfmoe5melg6q8ts7ukh1/15908664371.pdfIn PDF document text
- https://tehnol.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16077ec82b2ef7---37424675633.pdfIn PDF document text
- http://packagingandfoodmachinary.com/userfiles/file/71864729408.pdfIn PDF document text
- http://murzilka.biz/images/uploads/file/59717243267.pdfIn PDF document text
- http://honderhotel.com/UploadFiles/FCKeditor/20210809100821.pdfIn PDF document text
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608720d78f381---68195424072.pdfIn PDF document text
- https://www.idahomedia.com/wp-content/plugins/super-forms/uploads/php/files/ebdac3d57914ec000f0bad32740da28f/8273159356.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e6c5e8b26fc---2116895592.pdfIn PDF document text
- http://jaluzipro.ru/public/userfiles/file/pinexukozidexijabuka.pdfIn PDF document text
- http://4reality.cz/userfiles/files/kezujeleluvibed.pdfIn PDF document text
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/d5ed3087a9d714501171d45cc9593b69/49215197804.pdfIn PDF document text
- http://bacvietexpress.com/upload/userfiles/files/bojutunibeduxedud.pdfIn PDF document text
- http://panda-es.tokyo/yamituki-n/uploads/files/wowesaje.pdfIn PDF document text
- http://fvv-hohenfelde.de/sites/default/files/files/74306111680.pdfIn PDF document text
- https://postele-z-masivu.sk/ckfinder/userfiles/files/75921645621.pdfIn PDF document text
- http://rebeccafantarchitetto.it/userfiles/files/51557866812.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/69098627394.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/36494984234.pdfIn PDF document text
- http://versobrokers.eu/userfiles/files/wikixifejusikeriwos.pdfIn PDF document text
- http://nuyewrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/40302509c6275b3c977248ed9723ac5d/vavizunasinilagunemod.pdfIn PDF document text
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/qpgil1i8cjvu84lgefe0d6rao3/woxolanesotisizabegogetij.pdfIn PDF document text
- https://fontaine-eva.fr/userfiles/files/78360175842.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/n54vlrkeutff5420qjjcipj8a5/mewipuxevodozef.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=sacerdoce+universel+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_off0000d7b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7B8 | 20576 bytes |
SHA-256: a17308cf16b8c7bc3983dca63a16f0ee94f9af1b97ee96a0f38c16a81e5dd68b |
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font_01_sfnt_off00010b52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B52 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012369.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12369 | 10756 bytes |
SHA-256: b98f6525cb50ee209f53edcb76831673b37a1285cda4f6ecf7b93e3444899ebe |
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