MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URLs, with one specifically identified as a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the PDF structure point towards an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://synerhu.ru/uplcv?utm_term=how+to+root+a+phone+using+pc PDF link annotation
- http://tokado.ua/media/file/jemapukusebifuset.pdfIn PDF document text
- http://synergytaekwondo.com/click2buy_newp/userfiles/file/65132071000.pdfIn PDF document text
- http://quangcaosmsgiare.com/media/ftp/file/1850113886.pdfIn PDF document text
- https://mariapolis.es/ckfinder/userfiles/files/29924719799.pdfIn PDF document text
- http://mabo-meccanica.eu/userfiles/files/vajufegeditivenojuv.pdfIn PDF document text
- https://kclandscapes.com/ckfinder/triplebuserfiles/file/xamawiroviteme.pdfIn PDF document text
- https://gameclub.by/uploads/files/38400414976.pdfIn PDF document text
- http://tercovci.cz/files/file/falokimipezevejugataxafab.pdfIn PDF document text
- https://mmtours.si/uploads/56436517959.pdfIn PDF document text
- http://ranch.pl/files/file/lezixusagazosixo.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/bokewanidusijunigiz.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1614572da9e848---zufid.pdfIn PDF document text
- http://burragebrothers.org/demo/jolie/beta/userfiles/files/susazujolazakapeg.pdfIn PDF document text
- https://lawrenceyezersky.com/userfiles/file/21872686208.pdfIn PDF document text
- http://dealershop.es/camarasegovia/userfiles/file/nunelutuxula.pdfIn PDF document text
- https://godahoian.com/app/webroot/upload/files/nizejefidoruwejogagev.pdfIn PDF document text
- http://krishikhabar.net/assets/ckfinder/core/connector/php/uploads/files/95649335050.pdfIn PDF document text
- http://letdentalab.com/img/files/lovidelomekoxojukodawub.pdfIn PDF document text
- http://rent-lease-no1.com/userfiles/file/20210921074904.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/161365c52292d4---liselusawuj.pdfIn PDF document text
- http://simonhoirup.dk/userfiles/file/madiku.pdfIn PDF document text
- http://grandwatergatehotel.com/upfile_hotel/files/jufozasaso.pdfIn PDF document text
- http://whipitleather.com/userfiles/file/78710421097.pdfIn PDF document text
- https://jobtiara.com/files/files/69447425641.pdfIn PDF document text
- 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_off0000b388.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB388 | 10784 bytes |
SHA-256: 505f98296ef124b95598d7f9e325a4780ef4c4dd4fbc201864230ff47041e084 |
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font_01_sfnt_off0000cc62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC62 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e474.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE474 | 16444 bytes |
SHA-256: 71fba2af1bd0aca90ce20566a27a67a8846459cd6f4c10fb5abd4803c84415b8 |
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