MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which are part of a link farm on disposable hosting, suggesting a phishing or redirection scheme. The PDF structure and embedded content are consistent with attempts to lure users to malicious sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://philabc.ru/uplcv?utm_term=most+sit+ups+in+one+minute PDF link annotation
- http://cornaredo.gattinonimondodivacanze.it/themes/userfiles/files/doribakupesudel.pdfIn PDF document text
- https://galedo.cz/www/data/cms_files/files/nuvodozovijazo.pdfIn PDF document text
- https://csmgh.net/pevron/www/img/file/43126173676.pdfIn PDF document text
- https://esz.jp/img/editor/files/resupuxafini.pdfIn PDF document text
- https://immobiliareincentro.it/allegati/file/puduvifefilositofubewiz.pdfIn PDF document text
- https://securitydm.net/slicice/file/78896246160.pdfIn PDF document text
- http://archiwum.wyryki.eu/admin/ckfinder/userfiles/files/sijafugiwubojezow.pdfIn PDF document text
- https://arslanemlak.com/E/file/In PDF document text
- http://shahnawazonline.com/uploads/files/81567635622.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138197a40a89---gokosasenezitenuxilut.pdfIn PDF document text
- https://ymy-tea.tw/upload/files/12898705491.pdfIn PDF document text
- http://jyjwqj.com/uploadfile/file///2021100114450658.pdfIn PDF document text
- http://xaydunglenguyen.vn/upload/files/b2a81d.pdfIn PDF document text
- http://mimarkamilozkartal.com/userfiles/files/kekuxixogamodobiwod.pdfIn PDF document text
- http://edilgroupdigiovanni.it/userfiles/files/bukifafufasupafofowati.pdfIn PDF document text
- https://gemma.lucien-sv.info/uploads/files/6153930feb791.pdfIn PDF document text
- http://stroykap.com/application/views/stroykap/userfiles/file/nudorevulumudubuvalikekog.pdfIn PDF document text
- http://arisutour.com/ckupload/files/23305368672.pdfIn PDF document text
- http://donauwell.at/userfiles/file/49988463928.pdfIn PDF document text
- http://infinity-pro.ru/userfiles/file/befaguvamefenavelor.pdfIn PDF document text
- http://agapetown.net/ckfinder/userfiles/files/nipoxadulumozomisepuj.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16147d969f11d3---21196512004.pdfIn PDF document text
- http://studiorapizza.it/userfiles/files/62906302878.pdfIn PDF document text
- http://sinice-rasy.cz/files/file/40047726319.pdfIn PDF document text
- http://solarwindependence.com/ckfinder/userfiles/files/22139535617.pdfIn PDF document text
- http://hockjoohin.com/admin/uploads/file/83400178194.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_off0000b2fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB15 | 10200 bytes |
SHA-256: c998d5fcc0889e0a768f8d36741b23fb5554d2ef56c8ff0cf33b6d894662a5db |
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font_02_sfnt_off0000e1f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1F6 | 17092 bytes |
SHA-256: 23aac8b84ecdad5927d07cd56894119e30b84a13bc2f00bba6276d8062697a28 |
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