MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to various domains, many of which appear to be compromised or disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of creating numerous links on distinct, often disposable, hosts, suggesting an attempt to obscure malicious activity or distribute payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://medvor.ru/uplcv?utm_term=final+fantasy+iii+apk PDF link annotation
- https://presentkompaniet.com/img/content/file/zafogizebusuwoba.pdfIn PDF document text
- http://franceplus.fr/userfiles/file/nadedadat.pdfIn PDF document text
- http://esipro.be/userfiles/file/wisesowopafoduzogakus.pdfIn PDF document text
- http://gemwishrs.com/ckfinder/stones/files/2384985145.pdfIn PDF document text
- https://bnovum.hu/downloads/57395625519.pdfIn PDF document text
- https://roofmed.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1614245da9dc0a---ragepetotasatitaxilubi.pdfIn PDF document text
- http://mezon.jp/userfiles/file/48771543795.pdfIn PDF document text
- http://3gr-group.com/ci/userfiles/files/7046276296.pdfIn PDF document text
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/161315433dc420---17124915453.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/xipejujinumixivonugufapug.pdfIn PDF document text
- http://fairway.cc/images/blog/file/73603698042.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135fa7e6bc28---22705214194.pdfIn PDF document text
- http://cableesmaltado.com/d/files/80695034831.pdfIn PDF document text
- https://alebusph.centralcms.cloud/galeria/files/69968635626.pdfIn PDF document text
- http://sumisaedu.com/FileData/ckfinder/files/20210914_5F33F534AF2CD5D4.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/161430f9954c50---45628410384.pdfIn PDF document text
- https://artasedanasingaraja.com/uploadfck/file/73084408073.pdfIn PDF document text
- http://srtprogetti.eu/userfiles/files/56463629819.pdfIn PDF document text
- http://byecook.com/ckupload/files/wabuvelewif.pdfIn PDF document text
- http://ozanatalan.com/iboard/includes/userfiles/files/1674123239.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/067aa0d7ce189dfd6059d13a182b1267/kasobotimijuwujobizuko.pdfIn PDF document text
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/5380c2c576590d759090d08a39b31fb7/tumigufuviba.pdfIn PDF document text
- http://digitalpolicycouncil.org/imagenes/file/dakilowa.pdfIn PDF document text
- http://irvine.songhakbbq.com/uploads/files/liwitajije.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_off0000b370.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB370 | 10180 bytes |
SHA-256: 3b1acdca7098c8f0c2e78f4d2de4eae4277a79083e4e55dc0219a7580e01ba69 |
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font_01_sfnt_off0000ca50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA50 | 16092 bytes |
SHA-256: 7f573792e5dd74f8d53d0a46901e6a8f189ef890c20c1bb1497efd308a4698ca |
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font_02_sfnt_off0000f2be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2BE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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