MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous external links, many of which point to other PDF files, suggesting a link farm or redirection mechanism. The presence of a 'download button' heuristic further supports a phishing or social engineering attack pattern aimed at tricking the user into downloading a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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 http://sunway.me/uploads/file/080914147483.pdf In PDF document text
- http://st-johnson.com/Uploadfiles/files/sidivozijopavodorumax.pdfIn PDF document text
- http://www.eau-msu.ru/ckfinder/userfiles/files/tadomexipibu.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/1e93fe395435e122e6c4cc33646a922f/bobisanemapijavuviti.pdfIn PDF document text
- http://urdu-hadith.com/survey/userfiles/files/1690013793.pdfIn PDF document text
- http://whkmradio.com/userfiles/file/26766016122.pdfIn PDF document text
- http://elcampoeco.org/FCKeditor/file/pukile.pdfIn PDF document text
- http://pscworld.eu/ckfinder/userfiles/files/28738777402.pdfIn PDF document text
- http://cs-golfclub.com/ckupload/files/88768734038.pdfIn PDF document text
- http://bjyhyy.cn/filespath/files/20210902155053.pdfIn PDF document text
- http://kondicionery-domodedovo.ru/upload_picture/file/seponifegulifitogu.pdfIn PDF document text
- https://rmp-familienanzeigen.de/cms/files/83533082524.pdfIn PDF document text
- http://rockhousemethod.com/ckfinder/userfiles/files/35504522941.pdfIn PDF document text
- http://sjatupornservices.com/file_media/file_image/file/guvarodusufomilusux.pdfIn PDF document text
- http://ecompletecontact.com/ckfinder/userfiles/files/79909161527.pdfIn PDF document text
- https://tolgyesvolgy.hu/userfiles/file/39093804691.pdfIn PDF document text
- http://hitplus.eu/userfiles/file/34209179937.pdfIn PDF document text
- http://agriturismoilnoceto.com/userfiles/files/58077081021.pdfIn PDF document text
- http://lpxs168.com/filespath/files/20210913000230.pdfIn PDF document text
- https://akonis.ch/userfiles/files/wamepefunuvegozamate.pdfIn PDF document text
- http://www.electricman.in/demo/frontend/web/uploads/files/14770144393.pdfIn PDF document text
- http://fairbank-ia.org/admin/ckfinder/userfiles/files/nokelipobegoweraxenex.pdfIn PDF document text
- https://mgs-on-track.com/uploads/misc/files/47185856141.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=nexus+10+firmwarePDF 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_off00028f1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x28F1C | 10444 bytes |
SHA-256: fe6411527980d045ea5d2b0964f436ddbaf6fc52be89d62512b7aca1794a9ce8 |
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font_01_sfnt_off0002a6f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2A6F9 | 16744 bytes |
SHA-256: 11ff6bc25da2af5e9b64132b6ec14a15fce61af48a93df2be005efc14bf72c4a |
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font_02_sfnt_off0002d2be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2D2BE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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