MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many pointing to disposable domains, indicating a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. While no scripts were directly extracted, the structure and heuristic firings strongly suggest a malicious intent to lure users to potentially harmful external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
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://yaan121.com/uploads/files/202109050214253159.pdf In PDF document text
- https://clickbox.ro/images/file/81838153419.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/xawefosezazekusaloj.pdfIn PDF document text
- http://tccsrl.org/userfiles/files/80129597502.pdfIn PDF document text
- http://kleinschaden.expert/userfiles/file/86549213076.pdfIn PDF document text
- https://xyoaa.org/sites/default/files/files/rutisudidixepimananem.pdfIn PDF document text
- https://xn--pssa17sw71b.tw/upimages/files/69478949700.pdfIn PDF document text
- https://pharmnet.cz/ckfiles/files/files/rovopipoki.pdfIn PDF document text
- http://rintoyo.com/userfiles/file/58963664022.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/zobofavezifavenurufole.pdfIn PDF document text
- http://biznesfishki.ru/files/userfiles/files/21247732586.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/16143af4c3bee3---80140581692.pdfIn PDF document text
- http://rcpolypacks.com/uploads/26248482088.pdfIn PDF document text
- http://redskap.ru/userfiles/file/feloxatig.pdfIn PDF document text
- http://proximeo.com/ckfinder/userfiles/files/rivazer.pdfIn PDF document text
- https://mygoaltv.com/ipp/images/uploads/files/zojupoxumemojesebiwamexat.pdfIn PDF document text
- http://globalnetworks.de/www.galabau-poscher.de/main/preview/ckfinder/userfiles/files/29841649446.pdfIn PDF document text
- http://studioiulianella.it/userfiles/files/wuvemalolum.pdfIn PDF document text
- https://interstudy.net/userfiles/file/82200034762.pdfIn PDF document text
- http://degrossier.nl/uploads/file/77832893320.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16153e381b3ad8---67419353923.pdfIn PDF document text
- http://alhouti.com/userfiles/file/88651891428.pdfIn PDF document text
- https://oazapiekna.com/zdjecia/fck/file/74143291942.pdfIn PDF document text
- http://pasaru.com/upload/files/42619625221.pdfIn PDF document text
- https://unitedfightalliance.com/ckfinder/userfiles/files/16855539806.pdfIn PDF document text
- http://afslab.asia/upload/files/gezagixi.pdfIn PDF document text
- http://lexuspolymers.com/assets/ckfinder/userfiles/files/kakefuw.pdfIn PDF document text
- http://ore-processing.ru/d/files/mitedosarolenavositaxo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=watch+boruto+dub+freePDF 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_off0000b85a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB85A | 17064 bytes |
SHA-256: 7b8c05c7f39e9bf5a585ff3204d8ec93c27da1614cf1c5b3aaacb1fdf1a73421 |
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font_01_sfnt_off0000e37d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE37D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fb94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB94 | 10396 bytes |
SHA-256: d5aa10f3ee7d5a389bc388f1472d367960ef54fbec499bffe85d5c6f2c94813c |
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