MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF document flagged by ML classifiers and ClamAV as malicious. It contains numerous links to external PDF files, suggesting a link farm or redirection mechanism. The presence of a 'download button' heuristic further supports the interpretation that the document is designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://pietrek.com/MARCUS/files/file/79618797429.pdf In PDF document text
- http://jgweld18.com/UploadFile/file/20210901202436617.pdfIn PDF document text
- http://alothongtin.com/upload/FCK/file/14285307907.pdfIn PDF document text
- http://gyogytornasz.hu/editor_up/28308681759.pdfIn PDF document text
- http://tatagz.com/uploadfile/files/nofubuputisowiganezixusop.pdfIn PDF document text
- https://akamercedes.com/images/uploads/files/wupugifovure.pdfIn PDF document text
- http://police8coop.com/UserFiles/file/99853601122.pdfIn PDF document text
- https://pmms-online.com/assets/file/mitufadalidukizewaxuvedo.pdfIn PDF document text
- http://saiprogetti.net/userfiles/files/9944445448.pdfIn PDF document text
- https://dorfadvertising.com/ckfinder/userfiles/files/jejubowoz.pdfIn PDF document text
- http://jongauger.com/ckfinder/userfiles/files/81197011766.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161391b88469f2---tajagas.pdfIn PDF document text
- http://www.gamylai.vn/uploads/files/44282831845.pdfIn PDF document text
- https://perfumes.dropship-tracking.com/userfiles/files/43256362805.pdfIn PDF document text
- http://eiak.org/upload/editor/files/tugevenofedutodif.pdfIn PDF document text
- https://saigonservices.vn/images/uploads/files/31447871973.pdfIn PDF document text
- http://cyklo-sport-servis.cz/UserFiles/File/xoripowasunabekotajewe.pdfIn PDF document text
- https://bnbcostaverde.it/userfiles/file/najikekabajiraj.pdfIn PDF document text
- https://bbpartner.cz/userfiles/file/vuzewu.pdfIn PDF document text
- http://bischofs-scheune.de/userfiles/file/bezinosefotatosoxotogu.pdfIn PDF document text
- http://eugensa.lt/app/webroot/uploads/userfiles/files/90614330593.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=moviebox+hd+apk+downloadPDF link annotation
- http://mustang.tom.ru/jsplugins/ckfinder/userfiles/files/29391722512.pdfIn PDF document text
- 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_off0000d971.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD971 | 10600 bytes |
SHA-256: 73c5329e40dcae601d8378746155012ee9a9847dfae3651fe2bfb5bc51a54b4d |
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font_01_sfnt_off0000f166.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF166 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010978.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10978 | 17404 bytes |
SHA-256: d1afaa58c4b22ed563b8c2340ccd0668b6b060a8cb5dd3d16294db74b47410a2 |
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