MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability to execute code. The document contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, suggesting a phishing or redirection attempt. The presence of multiple distinct hosts and a high number of links per host further supports this, indicating an effort to distribute malicious content or evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://thuonghieutoancau.vn/uploads/files/felikulozupajojaje.pdf In PDF document text
- http://zamokugrofa.sk/admin/fckeditor/file/lepagusafegajunasosisev.pdfIn PDF document text
- https://avflash.nl/upload/files/wafobogafif.pdfIn PDF document text
- https://keralahappyjourney.com/ckfinder/userfiles/files/39765498056.pdfIn PDF document text
- http://bjhtdszdh.com/v15/Upload/file/202191011191012.pdfIn PDF document text
- https://www.informacion-indoorclub.com/boletines/img/file/34968318344.pdfIn PDF document text
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/7tugmc9rg9jlgelsk6uq6d9082/65121079253.pdfIn PDF document text
- http://consorzio-csa.it/userfiles/files/34161496017.pdfIn PDF document text
- http://xinyaoqiye.com/upload_fck/file/2021-9-1/20210901102508369629.pdfIn PDF document text
- https://livre-d-art.com/ckfinder/userfiles/files/27282543407.pdfIn PDF document text
- http://szilasfood.hu/pic_upload/files/jadurepik.pdfIn PDF document text
- http://back2wood.de/userfiles/file/fepatawalo.pdfIn PDF document text
- http://skupka54.ru/upload/m/81889908267.pdfIn PDF document text
- http://pwr-tech.ru/userfiles/file/9426848709.pdfIn PDF document text
- https://laughteronlineuniversity.com/images/upload/files/depunagewanomogekelefu.pdfIn PDF document text
- https://rais.bg/uploads/file/pavemomoda.pdfIn PDF document text
- https://padservhosting.com/userfiles/file/10178163638.pdfIn PDF document text
- http://energosol.pl/images_cms/file/35495051071.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612fdf031160f---11248180486.pdfIn PDF document text
- https://cicadit.ro/UserFiles/file/1071670904.pdfIn PDF document text
- http://teplo76.ru/uploads/file/6336440135.pdfIn PDF document text
- http://ephtour.com/FileData/ckfinder/files/20210903_1DC7CC333E1FF69F.pdfIn PDF document text
- http://hastensandbreakfast.nl/userfiles/file/zodamero.pdfIn PDF document text
- http://king-tableware.com/uploads/files/202109041748455789.pdfIn PDF document text
- http://albino-pitti.com/pub_img/file/xawiliguzisori.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=minecraft+latest+version+free+apk+downloadPDF 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_off0000be2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE2C | 10848 bytes |
SHA-256: d142a433781d1c95ffd5b3cd0445e86791baa94ef76f0fff6ce4d7a6e51cc756 |
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font_01_sfnt_off0000d769.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD769 | 15992 bytes |
SHA-256: 114724353accb93b873efe71f73215c52fd6b105a5112f026e084f74ca342854 |
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font_02_sfnt_off00010046.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10046 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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