MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to multiple disposable hosting sites, a common tactic for phishing and malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of numerous PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, suggesting the document is designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://www.studioline.ie/ckfinder/userfiles/files/tetuvaxajosufedipibojabim.pdf In PDF document text
- http://kocavietnam.com/upload/files/tekexavebun.pdfIn PDF document text
- http://dentalweek.eu/userfiles/files/dujibe.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16140ec19f3000---69267587903.pdfIn PDF document text
- https://parisautotravel.com/wp-content/plugins/super-forms/uploads/php/files/8bbiip6ok9e4eb8l54suhurk71/23682694415.pdfIn PDF document text
- https://lotteppta.net/beta/assets/file/5596984920.pdfIn PDF document text
- http://eis-pieschel.de/UserFiles/File/mavavofedilowupulojokupi.pdfIn PDF document text
- http://goldartline.ua/userfiles/file/59978513902.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/a8b8lhh8vhkvlst32n0gsireiu/genezuwejipoxikovumobetip.pdfIn PDF document text
- http://kleinschaden-expert.com/userfiles/file/95611689160.pdfIn PDF document text
- http://kuppersbusch.hu/userfiles/files/56161083470.pdfIn PDF document text
- https://segurodegranizo.ar/noticias/fckeditor/file/renodibuwomunoson.pdfIn PDF document text
- https://drakbera.com/ckeditor/ckfinder/userfiles/files/11961223447.pdfIn PDF document text
- http://purepassion.pl/userfiles/file/64129486470.pdfIn PDF document text
- http://auto-rad.pl/userfiles/file/saxabepivax.pdfIn PDF document text
- http://aedjtjdshbf.pretty-match.com/upload/files/95799779857.pdfIn PDF document text
- http://henghuitong.com/jingkelun/userfiles/files/20210907233127.pdfIn PDF document text
- http://erex.hu/upload/file/89602415868.pdfIn PDF document text
- http://alrabbanoilandgas.com/file/files/69562288908.pdfIn PDF document text
- http://agppi99.pretty-match.com/upload/files/11877479128.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a73a240d20---xipigunilijujalitivan.pdfIn PDF document text
- https://podgoricki-klub.me/userfiles/file/minogirasiwuvuxavolev.pdfIn PDF document text
- http://waterlootour.com/FileData/ckfinder/files/20210907_62126C86E779822B.pdfIn PDF document text
- http://xn----9sbkvfu2aex3d.xn--p1ai/ckfinder/userfiles/files/sukumo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=xender+2021+apk+downloadPDF 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_off0000bad3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAD3 | 16448 bytes |
SHA-256: bdef8a44c0b407101f4ee82f7a2c5e710fc57fe8a50b4f08ec837016685f5077 |
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font_01_sfnt_off0000e4a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4A3 | 10508 bytes |
SHA-256: f1cf3b0bf9c4b4caef4c000f3266605626f01bda9ac951a1f980f948f1438a06 |
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font_02_sfnt_off0000fcbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCBC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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