MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing trojan. It contains numerous embedded URLs pointing to external PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for these links, further supporting a malicious intent to distribute or phish.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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 https://ketchas.ru/uplcv?utm_term=best+recycle+bin+for+android PDF link annotation
- http://etoprosto.ru/ckfinder/userfiles/files/giwujoketebaxun.pdfIn PDF document text
- http://delannahotel.com/user_img/file/3063646333.pdfIn PDF document text
- http://clubesquilacoma.com/uploads/files/filoje.pdfIn PDF document text
- http://dentish.ru/ckfinder/userfiles/files/23353851141.pdfIn PDF document text
- https://kenhquangcao.vn/uploads/files/majafuzenozo.pdfIn PDF document text
- http://parentini.it/userfiles/files/xudakekumeluwaleno.pdfIn PDF document text
- http://architetturaurbanistica.it/userfiles/files/xuxaresepakate.pdfIn PDF document text
- https://derechosenred.org/aym_image/files/puwiwep.pdfIn PDF document text
- http://misr-consult.com/userfiles/file/juvopalo.pdfIn PDF document text
- http://www.insight-assessment.com/ckfinder/userfiles/files/15682954539.pdfIn PDF document text
- http://ekopaczka.pl/imgbrama/files/73518093374.pdfIn PDF document text
- http://www.kigimex.com.vn/ckfinder/userfiles/files/bopokofawedekoteded.pdfIn PDF document text
- http://arc-en-cielproduce.com/ckfinder/userfiles/files/55454534740.pdfIn PDF document text
- https://journalofcritique.com/ckdosyalari/upload/files/40907624769.pdfIn PDF document text
- https://karolinanowak.com/userfiles/file/xuxoduturetim.pdfIn PDF document text
- https://futurefacesmiami.com/uploads/file/84122832296.pdfIn PDF document text
- http://studiotecnicoligioni.com/userfiles/files/95197628490.pdfIn PDF document text
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/161344c81e35b2---35749184047.pdfIn PDF document text
- http://7m-shop.com/userfiles/file/kupoxirarokufadegukoz.pdfIn PDF document text
- https://at2-turbo-j3t.com/contents/files/16726294486.pdfIn PDF document text
- http://educasters.co/ckfinder/userfiles/files/vowefal.pdfIn PDF document text
- http://archidaldegan.eu/userfiles/files/nopezolupefujuk.pdfIn PDF document text
- http://handlpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/83234708482.pdfIn PDF document text
- http://aceonlinementors.com/userfiles/file/rovamit.pdfIn PDF document text
- http://bebaldebaran.eu/userfiles/files/dazazudigupotolagezedo.pdfIn PDF document text
- https://tjpapigroup3.com/contents/files/40058747120.pdfIn PDF document text
- https://mcq-exambd.bdbabymart.com/app/webroot/ckfinder/userfiles/files/jadotukuraguluvafukojituj.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_off0000d6d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6D4 | 17508 bytes |
SHA-256: 14201e5587194ed141c701fdfbddba49a1f2cdeec0073636a685b3863397069b |
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font_01_sfnt_off00010407.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10407 | 10776 bytes |
SHA-256: 3ed0bda80cd7806f0a05d6a07f390647906dbf0a449a63a4f19ec9a7f832cada |
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font_02_sfnt_off00011d06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D06 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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