MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. The numerous extracted URLs, many hosted on compromised websites, form a link farm designed to obscure the final destination and evade detection. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://fotofolliasanlazzaro.it/userfiles/files/jakafuze.pdf In PDF document text
- https://yastudio.net/wp-content/plugins/super-forms/uploads/php/files/7b26854dc3e185d07f32fe0fa96ba487/buwumovesoxinimefizoj.pdfIn PDF document text
- http://autoservizimensi.it/images/fck/file/xigafovesozelaziwigozivin.pdfIn PDF document text
- http://placc.info/up_image/92940742232.pdfIn PDF document text
- http://medrea.ru/upload/files/labulipavosij.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/20094807587.pdfIn PDF document text
- http://nanumed.ro/uploads/files/radajajopugisefisesu.pdfIn PDF document text
- http://okna-stv.ru/userfiles/files/dufeganep.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613992f4965cb---busovaxedalixuwijimonaw.pdfIn PDF document text
- http://demirlermetal.com/resimler/files/wewulajatixomogimek.pdfIn PDF document text
- http://villabrown.it/userfiles/files/53383633209.pdfIn PDF document text
- https://izyskately.ru/foto/ck/files/1708126355.pdfIn PDF document text
- https://prettygreekvillas.com/admin/fckeditor/editor/filemanager/connectofile/ledaka.pdfIn PDF document text
- http://retailcop.ca/files/newetovevanisaj.pdfIn PDF document text
- https://www.auto-ecole-acm.com/ckfinder/userfiles/files/romoxofasagamidefegex.pdfIn PDF document text
- http://ritadas.in/userfiles/file/warubemavigesojokujitadip.pdfIn PDF document text
- http://pol2-simf.ru/userfiles/file/40183906904.pdfIn PDF document text
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613702436d2e7---naxusojakisulize.pdfIn PDF document text
- https://onlinendttraining.net/files/32920181430.pdfIn PDF document text
- http://www2.grupoksl.com.br/js/ckfinder/userfiles/files/tibewaxadatunikikufusox.pdfIn PDF document text
- https://forumsevens.com/images/file/37665797169.pdfIn PDF document text
- http://nagymester.com/userfiles/file/romuxokigageto.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=gomovies+american+horror+storyPDF 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_off0000b33d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB54 | 10668 bytes |
SHA-256: c99dc8e7b8c828f4c5b18b2171c5292c9867ba0383cabf30332995e7de2ff3a9 |
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font_02_sfnt_off0000e3af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3AF | 15524 bytes |
SHA-256: f06bcb4ba74dd445e97edbf6b12004d9c78e91d232115141f90729c9f14cd823 |
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