MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous embedded URLs, many of which point to suspicious domains and appear to be part of a link farm, a common tactic for phishing or distributing further malware. The PDF structure and embedded content suggest it is intended to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 5
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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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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://emekyesiltepe.net/images_upload/files/27277104488.pdf In PDF document text
- https://pulsekb.ru/admin/ckfinder/userfiles/files/xetow.pdfIn PDF document text
- http://royalgroup.at/tmp/wixefufejoletejupumar.pdfIn PDF document text
- https://www.frontieregypt.com/sites/all/libraries/ckfinder/userfiles/files/48142723023.pdfIn PDF document text
- https://jodhpurtravels.com/nbloom/fckuploads/file/49328393189.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/161599ca12e3de---xafesiker.pdfIn PDF document text
- https://elmawadah.com/userfiles/file/60841994314.pdfIn PDF document text
- https://unifor975.ca/userfiles/file/22794898017.pdfIn PDF document text
- http://royal-pizza.eu/files/file/56966731798.pdfIn PDF document text
- http://hykylalumni.org/userfiles/zudijidabejogepe.pdfIn PDF document text
- http://terezszilvia.com/images/uploaded/file/90306722354.pdfIn PDF document text
- http://balbu.hu/uploads/news/file/61830897933.pdfIn PDF document text
- http://globomax.eu/userfiles/file/vemetuzi.pdfIn PDF document text
- http://hgbs.de/userfiles/file/vujisaloti.pdfIn PDF document text
- https://brothers-music.com/ckfinder/userfiles/files/5908858883.pdfIn PDF document text
- https://dacinsara.ro/fckfiles/file/37487584276.pdfIn PDF document text
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/mdq0v6ief4ps5ss4sr850aq96a/63773586822.pdfIn PDF document text
- https://kalyna.ua/sites/default/files/userfiles/file/4896014980.pdfIn PDF document text
- http://symbioticlifetech.org/attfile/fckimg/file///2021091523714_259125770.pdfIn PDF document text
- https://aspit.ro/imagini_ws/4625828286.pdfIn PDF document text
- http://dostavka.markasib.ru/ckfinder/userfiles/files/25883488035.pdfIn PDF document text
- http://www.gleason.com.au/application/third_party/ckfinder/userfiles/files/kemil.pdfIn PDF document text
- http://zetrade.cz/userfiles/file/81545563915.pdfIn PDF document text
- https://feldmann-spedition.de/pics/userfiles/file/71558099398.pdfIn PDF document text
- https://muguet.fr/sites/default/files/file/telusowakivezumepaniz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/1hHberoKktI/uplcv?utm_term=manual+citizen+wr100PDF 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_off0000cffe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFFE | 17124 bytes |
SHA-256: 1562d73bd575ae32dcb178d858c999a99088ea8264e69aaf2fb04de2b2c7e719 |
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font_01_sfnt_off0000fbef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBEF | 10348 bytes |
SHA-256: 078cac49829fffc35123ad2c8d57cdc31b7787ce86127d09d2d6221ccfd2280a |
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font_02_sfnt_off00011392.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11392 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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