MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF is identified as an image-only lure, typical of phishing campaigns, containing a clickable action that redirects to a malicious URL. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the PDF is part of a link farm hosted on disposable domains, further supporting a phishing or malicious redirection scheme. Although no scripts were explicitly extracted, the PDF structure and embedded URLs strongly suggest an attempt to trick the user into visiting a malicious site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LUREPDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 69 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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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://coretry.ru/uplcv?utm_term=3+protein+structure+pogil+answers PDF link annotation
- http://maxbrio.kr/files/files/88556645504.pdfIn PDF document text
- http://peetersinstallatietechniek.nl/upload/files/52646142436.pdfIn PDF document text
- http://bmcnx.com/userfiles/file/rafumejirilibedimulax.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/30072457681.pdfIn PDF document text
- http://myconnect-thailand.com/image/upload/File/16700504470.pdfIn PDF document text
- https://flyags.com/editorResources/file///14780585872.pdfIn PDF document text
- http://annamsaigonlaw.com/upload/files/80700826898.pdfIn PDF document text
- http://curry-box-deluxe.de/userfiles/file/jumutuviralu.pdfIn PDF document text
- http://amandamaitland.com/images/file/67242550054.pdfIn PDF document text
- https://auto826.vnpec.xyz/uploads/files/zajeribavalilorerotema.pdfIn PDF document text
- https://masterjobintl.com/ckfinder/userfiles/files/kusug.pdfIn PDF document text
- http://chongqinghaohong.com/upload/files/pagasobawamefudusov.pdfIn PDF document text
- https://2b3la571ga-70p.com/contents/files/93119009264.pdfIn PDF document text
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/161361f31ee866---fotolaxas.pdfIn PDF document text
- https://rajakedua.com/contents/files/69265311395.pdfIn PDF document text
- http://studiodebiaggi.eu/userfiles/files/gekefenelezamekivilaxame.pdfIn PDF document text
- https://univerosg.com/ckfinder/userfiles/files/16163618214.pdfIn PDF document text
- http://wittlich-luexem.de/userfiles/file/67128275458.pdfIn PDF document text
- http://psychanalyste-gard.fr/ckfinder/userfiles/files/fukowizukos.pdfIn PDF document text
- http://kemnhapkhau.com/upload/files/10963740654.pdfIn PDF document text
- https://majubesar.org/contents/files/gagotibazolowawilixekali.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/16138984796bd3---64249555302.pdfIn PDF document text
- https://www.gryf-wet.pl/ckfinder/userfiles/files/34704909844.pdfIn PDF document text
- http://hk-bbc.com/upload/file/44689932081.pdfIn PDF document text
- http://grupafurman.pl/!mag2011/userfiles/file/97113245695.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_off0000b22c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB22C | 10808 bytes |
SHA-256: 72fe79d47b44314244c36c46fc8063278956acc1ea74ab917f3ff7e841cf615a |
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font_01_sfnt_off0000cb45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB45 | 13656 bytes |
SHA-256: f7eced020c9da0975cfc91f08881195869c2789f5eef36ad519b595fb47a707c |
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font_02_sfnt_off0000ecd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECD9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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