MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a high number of embedded URLs, many of which point to suspicious PDF files on various domains, indicating a link farm designed to host malicious content. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic and the ClamAV detection strongly suggest a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the nature of the embedded URLs and the heuristic firings point towards a malicious document, likely intended to trick users into downloading further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://needletherapy.eu/upload/file/79140408363.pdf In PDF document text
- https://motodubai.com/uploaded_images/files/15335612557.pdfIn PDF document text
- http://cyklo-sport-servis.cz/UserFiles/File/ronexaloziwona.pdfIn PDF document text
- http://congseng.com/uploadfile/files/91185798522.pdfIn PDF document text
- https://k-barrierfree.com/FileData/ckfinder/files/20210905_00E5D7D89223C77E.pdfIn PDF document text
- https://hippodrome-compiegne.fr/www/uploads/file/tokogutubiwivodelo.pdfIn PDF document text
- https://sammycar.ch/sammy/sites/default/sammyfiles/newsletterfile/viwot.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/cf5dd5c477d060e4b1cbcc6e2bd9b7b7/gewirovunesemesefere.pdfIn PDF document text
- http://jessie.vn/images/ckeditor/files/77640600729.pdfIn PDF document text
- https://leresto-niort.fr/images/userfiles/files/74138575878.pdfIn PDF document text
- https://galerieportelouise.be/userfiles/files/67236941247.pdfIn PDF document text
- http://lapawan15.com/shop/fck_file/file/76655325448.pdfIn PDF document text
- https://charterboatdeliverance.com/uploads/files/91948525823.pdfIn PDF document text
- http://younewstoday.com/task/userimages/file/vatutabilalililopomojuf.pdfIn PDF document text
- http://campingwithconvenience.com/files/files/vivojekijimujakujar.pdfIn PDF document text
- https://planet-pvc.com/upload/files/68781356155.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1613966b4114e5---47453224151.pdfIn PDF document text
- https://stpatswatertown.org/ckfinder/userfiles/files/pigibipiduwimojabetosomu.pdfIn PDF document text
- http://lexen.ca/userfiles/files/petukoxoruw.pdfIn PDF document text
- http://altera.ukrstroyka.com/content/xuploadimages/file/lawopikolobifajezep.pdfIn PDF document text
- http://czyxchem.com/upload/files/nozabogiboxikotozik.pdfIn PDF document text
- https://readandenjoy.ae/userfiles/files/98602400128.pdfIn PDF document text
- http://businessvaluationapp.com/fck_files/file/powomudenepuliwes.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=gta+5+download+for+android+apk+and+obbPDF 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_off0000ee80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE80 | 18444 bytes |
SHA-256: fa0499ee4b6109e5eadc4c861da42c1141c7aee29df71e2191e67dd3d855deac |
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font_01_sfnt_off00011ea8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EA8 | 10680 bytes |
SHA-256: 991870b1f86653bf19084a4fca08741f229f5e1998a02860386f5b5ba37e6e44 |
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font_02_sfnt_off0001371f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1371F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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