MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs pointing to a link farm, indicating a phishing or malware distribution attempt. The PDF structure and the presence of many links on disposable hosting suggest a deliberate effort to obscure the final destination and evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://andreuma.madteam.net/ckfinder/userfiles/files/bufusavisovi.pdf In PDF document text
- http://turhantur.com/turhantur/files/5569491748.pdfIn PDF document text
- https://gilboamedia.com/userfiles/file/wixut.pdfIn PDF document text
- http://kmconlinecme.com/userfiles/file/82978867602.pdfIn PDF document text
- http://redondoclassicburger.com/uploads/files/tejawujokozujeladusuxukux.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/161392f9850c2b---muwifepijugimazin.pdfIn PDF document text
- http://train-in-japan.com/images/blog/file/9415851129.pdfIn PDF document text
- http://camara.acessoainformacao.org/uploads/ckfinder/files/bexaxovevalenunapava.pdfIn PDF document text
- http://huspanda.com/data/ckfinder/files/nakumewenari.pdfIn PDF document text
- http://sictombbi.fr/ckfinder/userfiles/files/waxina.pdfIn PDF document text
- https://kolkatanagariksammelan.org/ckfinder/userfiles/files/buwowebotabimuxuwevoj.pdfIn PDF document text
- https://apsco.ly/userfiles/files/34080861197.pdfIn PDF document text
- http://rockycheng.com/ckfinder/userfiles/files/wagajavixi.pdfIn PDF document text
- http://dgkno.cn/upload/nogigomofukotolik.pdfIn PDF document text
- http://babijie.com/upload_fck/file/2021-9-2/20210902061556794364.pdfIn PDF document text
- http://birons.net/wp-content/plugins/super-forms/uploads/php/files/a6e724d17c7889362a3cd69802f11617/11931200055.pdfIn PDF document text
- http://coachhouse.info/assets/file/63160727856.pdfIn PDF document text
- http://leicesterbiketec.com/userfiles/file/72746973982.pdfIn PDF document text
- https://homestayhoian.vn/uploads/image/files/guvifolotukag.pdfIn PDF document text
- http://fuhua.tumujike.com/assets/upload/files/202109012102417315.pdfIn PDF document text
- http://www.prctech-th.com/ckfinder/userfiles/files/vuvelen.pdfIn PDF document text
- https://barcelona-health.com/files/galeria/files/79476153233.pdfIn PDF document text
- http://lamekatus.com/uploads/ckeditor/files/2670744368.pdfIn PDF document text
- http://pensjonatagat.pl/userfiles/file/wiwamixanevil.pdfIn PDF document text
- http://basar-hemeringen.de/ablage/userfiles/files/sotuxodumitawijerada.pdfIn PDF document text
- https://lockerova.eu/admin/upload/documents/wofekivejifesofa.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=all+of+me+standard+chordsPDF 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_off0000bf10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF10 | 10632 bytes |
SHA-256: 405c4f13df8759a5e3ce87f5a1bc034c067727c36c1b58ad8f924183c8122872 |
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font_01_sfnt_off0000d737.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD737 | 16760 bytes |
SHA-256: fb67b0b2af31db3ca12574a2bfbb3e372b53fdf7fbd00369567fd18f770bd099 |
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font_02_sfnt_off0001024c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1024C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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