MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to suspicious domains, indicating a phishing or malware distribution attempt. The heuristic 'PDF_RANDOM_URL_LINK' and 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggest malicious intent. While no scripts were directly extracted, the nature of the embedded links and the ClamAV detection as 'Pdf.Phishing.Trojan' point towards a malicious document designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9940
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://xn----ctbguteehkho5h.xn--p1ai/ckfinder/userfiles/files/liditomilakumarowepobuzug.pdf In PDF document text
- https://www.pepinieres-gey.fr/ckfinder/userfiles/files/5573109657.pdfIn PDF document text
- http://9meclinic.com/ckfinder/userfiles/files/13543218019.pdfIn PDF document text
- https://bank-kredit.at/ckfinder/userfiles/files/44964766883.pdfIn PDF document text
- http://msslink.ru/userfiles/files/diposapulufake.pdfIn PDF document text
- http://tofuyatogo.com/uploads/files/sibudufigobopijiziralisul.pdfIn PDF document text
- http://veterinarioassociatopacinidallatorre.eu/userfiles/files/64904645994.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/31656892919.pdfIn PDF document text
- https://ozmutludokum.com/userfiles/file/92642858920.pdfIn PDF document text
- http://pcserviszlin.cz/ckfinder/userfiles/files/75682795528.pdfIn PDF document text
- https://bedandbreakfastchia.it/userfiles/file/37728731394.pdfIn PDF document text
- http://familiegravesen.dk/ckfinder/userfiles/files/ginokemoxutuvar.pdfIn PDF document text
- http://gzperson.com/uploadfile/files/ferixasopuponadizasupamik.pdfIn PDF document text
- https://coolinterier.sk/upload/files/76285705773.pdfIn PDF document text
- http://mprime.net/ckfinder/userfiles/files/favemedunise.pdfIn PDF document text
- http://dvif.fr/userfiles/file/pifenujurebopikotum.pdfIn PDF document text
- http://billedbutikken.dk/articlefiles/file/roxuguranevulotabex.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613385017330c---lagar.pdfIn PDF document text
- http://karate-talence.com/newsite/userfiles/files/41505574246.pdfIn PDF document text
- http://watch62.ru/files/files/9098673718.pdfIn PDF document text
- http://citygclub.com/ckupload/files/pajatupunonikavu.pdfIn PDF document text
- http://logenamerica.com/userfiles/file/xuzavitevekigitexi.pdfIn PDF document text
- http://dailymaydemtien.com/userfiles/files/bodakogadufumemonividovum.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=formula+in+getting+the+sum+of+arithmetic+sequencePDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b826.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB826 | 18016 bytes |
SHA-256: 0f7edc74118323eea50a964b82799acfcfeff4505870a40be66c74e63808a9e0 |
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font_01_sfnt_off0000e6c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6C1 | 11004 bytes |
SHA-256: 2d369b980925d5ad55fcbee6d1b879463ddfe832aa35efb38113b04860f5b9b0 |
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font_02_sfnt_off0000ffcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFCF | 17988 bytes |
SHA-256: 24a07b74ee957d6e4a09bf16dd0d553a11b63e28b383b6753734c9134fe8a123 |
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font_03_sfnt_off00011b95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B95 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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