MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, with one heuristic identifying it as a link farm on disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of embedded URLs and the nature of the heuristics indicate a likely phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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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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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://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/16139e9bf5f170---zijaparojupenuzu.pdf In PDF document text
- http://meteosputnik.ru/userfiles/file/3771898611.pdfIn PDF document text
- http://websteravelandscaping.com/editorData/file/gigadifisipem.pdfIn PDF document text
- https://supermagnum-bg.com/ckfinder/userfiles/files/39165838074.pdfIn PDF document text
- http://ipea.kr/userData/board/file/gedowelig.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202109040847102949.pdfIn PDF document text
- http://olivetheater.com/userData/board/file/75866766423.pdfIn PDF document text
- http://2478.ru/admin/ckfinder/userfiles/files/65569080181.pdfIn PDF document text
- http://studioiulianella.it/userfiles/files/sezonavuvus.pdfIn PDF document text
- http://ramenhajimetustin.com/uploads/files/xejivo.pdfIn PDF document text
- http://cancercareresearch.com/userfiles/file/paminibekutafad.pdfIn PDF document text
- https://equator-maritime.com/userfiles/file/dogimuzemivovebukelusaji.pdfIn PDF document text
- http://datacomsystems.cz/userfiles/file/tumosixijoginuvukoxalibe.pdfIn PDF document text
- http://tutaylamhet.com/storage/ckfinder/files/524746025.pdfIn PDF document text
- http://sobateracota.ro/mm/file/wojiwezutojagi.pdfIn PDF document text
- http://pet.nfe.go.th/m_site/ckfinder/userfiles/files/60471797382.pdfIn PDF document text
- https://moiatakashta.com/userfiles/file/gubalofe.pdfIn PDF document text
- http://www.huescalamagiaenfotos.com/userfiles/files/zerara.pdfIn PDF document text
- http://legalinet.eu/userfiles/files/42767423427.pdfIn PDF document text
- https://optimuselearningschool.com/learning/site/images/uploadfiles/55544773852.pdfIn PDF document text
- https://ecoverservice.be/gallery/file/12703197309.pdfIn PDF document text
- https://zlatartopalovic.rs/files/45793262150.pdfIn PDF document text
- https://sofupingame.com/calisma2/files/uploads/negobomewuxudilafesawo.pdfIn PDF document text
- https://tiklatakip.com/calisma2/files/uploads/91906182307.pdfIn PDF document text
- http://bukharajohnscreek.com/sites/default/files/file/xorixanupakeraxege.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=powerpoint+365+loginPDF 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_off0000e4e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fcf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCF9 | 17720 bytes |
SHA-256: 7077650643216ef2d1cb5b89d40774759b42d83df50c32eac4225066f9988d4b |
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font_02_sfnt_off00012ac7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AC7 | 10660 bytes |
SHA-256: 2d186ad3f64b84778110d3ac945ffe567af105bc1124f8ba440ebd20b138a433 |
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