MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many pointing to disposable domains, and is flagged as a link farm. This suggests the primary purpose is to redirect users to potentially harmful content or phishing sites, possibly as part of a SEO-based attack or to distribute further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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 https://huntic.ru/uplcv?utm_term=how+does+a+water+source+heat+pump+work+with+a+cooling+tower PDF link annotation
- https://thanaclusterwestgate.leaddeehub.com/userfiles/files/82931526498.pdfIn PDF document text
- https://postelezmasivu-liberec.cz/ckfinder/userfiles/files/dunurar.pdfIn PDF document text
- https://porfic.com/fotos/file/luxusedolekamadanoju.pdfIn PDF document text
- http://cn-polylysine.com/d/files/batufusijalugosimeme.pdfIn PDF document text
- https://herfection.herfection.tw/upload/ckfinder_temp/files/20210918223426.pdfIn PDF document text
- http://bridgestone-ice-cruiser-7000.ru/ckfinder/userfiles/files/wevefuzidumelulafifopu.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615aefea94a24---nuwanuluxekex.pdfIn PDF document text
- http://medicamarsala.it/userfiles/files/79951861621.pdfIn PDF document text
- http://siblom.ru/files/upload/file/43641655566.pdfIn PDF document text
- http://oreoltour.ru/sites/default/files/file/puvimi.pdfIn PDF document text
- https://ijaetis.org/ckfinder/userfiles/files/13172214558.pdfIn PDF document text
- http://gizmakina.com/depo/sayfaresim/file/81536325214.pdfIn PDF document text
- https://wyslijpaczki.pl/app/webroot/files/userfiles/file/zenuvet.pdfIn PDF document text
- https://smartstone.ca/userfiles/files/xegonegoberenawunazuruz.pdfIn PDF document text
- https://ktmcollege.org/public_html/userfiles/file/zozusi.pdfIn PDF document text
- http://allycatering.com/userfiles/pizekakorumid.pdfIn PDF document text
- https://tyeetomsfishing.com/userfiles/file/37361590975.pdfIn PDF document text
- http://rcot.by/pics/files/tarukoximotebikafubesumi.pdfIn PDF document text
- https://at-studio.tw/app/webroot/userfiles/files/20211008_071732.pdfIn PDF document text
- http://www.letnifestiwal.pl/ckfinder/userfiles/files/vasowu.pdfIn PDF document text
- https://almondzwealth.com/administrator/imagetemp/file/kiwuzadex.pdfIn PDF document text
- https://trungtammatnamviet.vn/upload/files/65745982471.pdfIn PDF document text
- http://benly-carson.com/product/files/gisiranilalamusipog.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/b1gm7c9ugb45rvojpdtr9rgck4/29059323425.pdfIn PDF document text
- http://tfh-filter.hu/_user/file/muxeripopafes.pdfIn PDF document text
- http://jawarakreasi.com/file/62401243828.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_off0000cf24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF24 | 11228 bytes |
SHA-256: 0c0439f261dfb4006f94563645c10e06492c5fb7a3b7984ff2c95bc0992ec776 |
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font_01_sfnt_off0000e912.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE912 | 16564 bytes |
SHA-256: 3ac1d9f1a73d97172ab99354c1d088aaa2600fa3f24289cc17220cd17f52c26c |
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font_02_sfnt_off000113ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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