MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to disposable hosting and are part of a link farm, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent, likely to trick users into downloading a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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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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 http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161383a7cd2268---10014295615.pdf In PDF document text
- http://newo.ru/files/files/33552317886.pdfIn PDF document text
- http://smingames.com/ckfinder/files/16799994757.pdfIn PDF document text
- https://peintures-descours.fr/fichier/files/87602526021.pdfIn PDF document text
- https://atlastoursntravels.com/userfiles/file/julomane.pdfIn PDF document text
- http://phelieuviethung.vn/upload/files/kufunaduveso.pdfIn PDF document text
- https://universal4shipping.net/userfiles/file/70999789582.pdfIn PDF document text
- https://subarini.ro/mm/file/vivikupelilelub.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16146ebe119a32---73046740829.pdfIn PDF document text
- http://designbeginnings.com/upload/file/80420715962.pdfIn PDF document text
- http://medica-eg.com/userfiles/file/javolugomerivisijotudened.pdfIn PDF document text
- http://growlink.biz/userfiles/file/zisumufavepitataledos.pdfIn PDF document text
- http://tsuiteru66.com/userfiles/file/48734863549.pdfIn PDF document text
- https://svetplus.com/userfiles/files/nidipen.pdfIn PDF document text
- http://pwharrison.com/userfiles/file/gigujup.pdfIn PDF document text
- http://abcbyspu.com/ckfinder/images_store/files/14684631415.pdfIn PDF document text
- http://bygreenpure.com/userfiles/file/10202450481.pdfIn PDF document text
- https://campermagazine.tv/public/file/8449980195.pdfIn PDF document text
- https://stratasphere.online/userfiles/file/tiwikebusex.pdfIn PDF document text
- http://sola-brothers.com/userfiles/file/70553887616.pdfIn PDF document text
- http://agriturismolionsfarm.it/userfiles/files/sobefevo.pdfIn PDF document text
- https://rovetco.com/userfiles/file/87272528393.pdfIn PDF document text
- https://iqrainternationalschool.org/_assets/files/2246012095.pdfIn PDF document text
- http://businesslegalgroup.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wawujuki.pdfIn PDF document text
- http://agama-rc.com/upload/files/64305649612.pdfIn PDF document text
- https://nergizleryapi.com/image/files/53305176855.pdfIn PDF document text
- http://koreadramatour.com/FileData/ckfinder/files/20210916_69D3FB945F7E8F2E.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=vinveli+9000+kmphPDF 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_off0000e586.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE586 | 10288 bytes |
SHA-256: 3a92d13521148f672e831edae399e5500432014d62abf8dfc744938a9322347a |
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font_01_sfnt_off0000fc64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC64 | 17836 bytes |
SHA-256: 5162dd8d1ae2ee0c808522950513f9b31e4bd81727bacb726fe7dacb9e381ed2 |
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font_02_sfnt_off00012aec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AEC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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