MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The presence of numerous embedded URLs, many pointing to suspicious domains, suggests a phishing or malware distribution campaign. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically highlights the nature of these links as a potential link farm designed to obscure the true destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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://goref.ru/files/file/nobinokeribotukoribex.pdf In PDF document text
- https://multimetrics.com/ckfinder/userfiles/files/duzebiturajagak.pdfIn PDF document text
- https://elpollopaulino.com/cenavarra_userfiles/files/xalofupijepaxe.pdfIn PDF document text
- http://theorientgarden.iorderfoods.com/uploads/files/nolaragagidekif.pdfIn PDF document text
- http://tscyw.net/userfiles/file/20210915202215_pvsxkn.pdfIn PDF document text
- https://telechips.com/ckfinder/userfiles/files/nigibofavozeleleb.pdfIn PDF document text
- http://umrllc.com/userfiles/files/foxawoginirivugibuxape.pdfIn PDF document text
- http://yepuco.com/uploads/files/wejosufibebip.pdfIn PDF document text
- http://positiveforce.in/uploads/files/32258785168.pdfIn PDF document text
- http://lednotice.com/userData/board/file/pikugoxazizaxufafadibusar.pdfIn PDF document text
- http://thedreams.cz/files/80127611948.pdfIn PDF document text
- https://cursosadistanciayonline.com/medios/files/fajuwowupudijiwokapuda.pdfIn PDF document text
- https://gesema.com/UserFiles/file/sevuturelofo.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/1614fe1453512e---8311792934.pdfIn PDF document text
- http://hanasushimenifee.com/uploads/files/jekobot.pdfIn PDF document text
- http://am-assets.com/aom/magnolia/userfiles/file/jatuxideluvedov.pdfIn PDF document text
- https://igescanada.com/ckfinder/userfiles/files/32475024418.pdfIn PDF document text
- http://e5tbr.alruaa.com/ckeditor-ckfinder-integration/uploads/files/94040877622.pdfIn PDF document text
- http://zgic.ru/!upload/files/peludamoxe.pdfIn PDF document text
- http://schokozentrale.de/idata/77249221925.pdfIn PDF document text
- https://hotelharmika.com/assets/userfiles/files/71540629289.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613caadd81305---64489352773.pdfIn PDF document text
- https://www.uflo.edu.ar/ckfinder/archivos/documentos/siteboluxos.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=ps+touch+apk+download+pcPDF 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://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_off0000c22d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC22D | 18936 bytes |
SHA-256: c6ea50045e7417b269e2723ceb4356ada00e8a6df70ac9e81c64497ae2cfa891 |
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font_01_sfnt_off0000f317.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF317 | 10568 bytes |
SHA-256: 2f53d2efd1c6b46c53bda4a4aa351dd3794dcc8017281664f3b52be2d5d7af11 |
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font_02_sfnt_off00010b4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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