MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of multiple external URLs, some hosted on potentially compromised sites, further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://musicpark-live.com/userfiles/file/59333070496.pdf In PDF document text
- http://joy05.com/_UploadFile/Images/file/18291011419.pdfIn PDF document text
- http://imosa.asia/uploads/files/202109111525516358.pdfIn PDF document text
- http://westernstudioservice.com/admin/userfiles/file/66009784701.pdfIn PDF document text
- https://kultmotor.hu/images/files/63210790526.pdfIn PDF document text
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/hvrpq8gj6r4odrh1garoti42fm/jafezevibuxusosirotijezi.pdfIn PDF document text
- http://naturalfurnish.com/userfiles/file/90499154342.pdfIn PDF document text
- http://peter-crooks.com/userfiles/file/96863639752.pdfIn PDF document text
- http://clove7.com/userfiles/file/zezabozepafesasawisumux.pdfIn PDF document text
- https://sudhirsachdevaclasses.com/ci/userfiles/files/7389964096.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132a09e24e07---75744036792.pdfIn PDF document text
- http://radioevangilereal.com/assets/ckfinder/core/connector/php/uploads/files/tadosiwobog.pdfIn PDF document text
- https://mangallagn.com/images/file/8830355611.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5de481e20---2871161285.pdfIn PDF document text
- http://zdravi-kromeriz.cz/files/file/gosisedare.pdfIn PDF document text
- http://www.w.radeton.cz/ckfinder/userfiles/files/67228530325.pdfIn PDF document text
- https://tl-systems.hu/files/files/divaxedutupuzipazolu.pdfIn PDF document text
- http://ambcavallon.eu/userfiles/files/55278489817.pdfIn PDF document text
- http://skpizzasubs.com/uploads/files/letofefatirituj.pdfIn PDF document text
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/cdcc02421571126e639991a557751a8b/mizagixos.pdfIn PDF document text
- http://dunakeszi.varosom.hu/userfiles/files/47019936015.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/51e1ace4c1c321da4022a69d433a40c5/95595921425.pdfIn PDF document text
- http://aotwresort.net/ckfinder/userfiles/files/53873111901.pdfIn PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/d9873e31bbf5d3be081f4da771b48630/notexamajisunavexitadiga.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=ticwatch+pro+3+hard+resetPDF 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_off0000b959.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB959 | 10684 bytes |
SHA-256: 00b98b0c83fae49f69f7534d865d32bc25c308bdb4092fb84636ce09b6dc3851 |
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font_01_sfnt_off0000d223.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD223 | 18564 bytes |
SHA-256: d6c94ef6d1fa27ed9bfed9746a8b85e5a93286afaf49ea03fe80cd16c0981ff3 |
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font_02_sfnt_off00010309.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10309 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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