MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with many URLs pointing to compromised or disposable hosting. The document body is unreadable binary data, suggesting it's not intended for direct user consumption but rather as a container for malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 http://dxline.eu/userfiles/file/dejujigubaxo.pdf In PDF document text
- https://nikunjfoundation.org/ckfinder/userfiles/files/56324238367.pdfIn PDF document text
- http://ewtch.com/upload/files/66458127971.pdfIn PDF document text
- https://booking-news.hkdnracing.com/webroot/editor-uploads/files/46493686141.pdfIn PDF document text
- http://hidropro.hu/upload/gadijikolofigokixogegoj.pdfIn PDF document text
- http://kiszelyugyvediiroda.hu/docs/file/pebesusokukidaredinu.pdfIn PDF document text
- https://braindevelopmentmaps-org.neurondevelopment.org/userfiles/files/gazakip.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/b5f4496be34079ec2aa5bcac93417a0c/pipen.pdfIn PDF document text
- https://lmetinternationalschool.in/ckeditor/ckfinder/userfiles/files/wabegasazipamil.pdfIn PDF document text
- https://0900107678.com/upload/file/zodemu.pdfIn PDF document text
- http://werder-ritter.de/UserFiles/File/nesimijisumisejelurar.pdfIn PDF document text
- https://www.supremecaravans.com.au/application/third_party/ckfinder/userfiles/files/428467097.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5532002cf---kofimetovedopirewalonutor.pdfIn PDF document text
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613a86f3adec6---6900581108.pdfIn PDF document text
- https://kotypsy.pl/ckfinder/userfiles/files/59802296418.pdfIn PDF document text
- http://abwcrainhwy.com/uploads/files/45489425785.pdfIn PDF document text
- http://www.groupementpecheduloir.com/ckfinder/userfiles/files/robosumolegikegukiteve.pdfIn PDF document text
- http://hypotekaprezamestnancov.sk/res/file/tejulemo.pdfIn PDF document text
- https://playerpress.com/ckfinder/userfiles/files/40704135011.pdfIn PDF document text
- http://mvsexpo.ru/admin/ckfinder/userfiles/files/nikaxefoxusex.pdfIn PDF document text
- https://iuoshili.com/upload/users/files/gowesudopileb.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ff896015a4---fadaxedoboj.pdfIn PDF document text
- http://mashhadgardi724.ir/basefile/mashhadgardi724/files/buvadixuleb.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=android+app+player+for+windows+7+without+graphics+cardPDF 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_off0000f709.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF709 | 17296 bytes |
SHA-256: a68a8c8a680fbb5f6255f154206762c401a19fb833fa8d1cdd8a57d4157438cd |
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font_01_sfnt_off00012378.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12378 | 11232 bytes |
SHA-256: 728d0e92a4d0a97ee9d65f52f579eddc523d6d52dec1199d6c6c4d24c69f0a5d |
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font_02_sfnt_off00013dae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DAE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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