MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to compromised CMS uploads and disposable hosting. These links likely lead to further malicious content or phishing pages, serving as a distribution mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://hopsch.de/uploads/file/fepap.pdf In PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/1p8e08h5ji8rp1e17k8ut0b9ua/97156618376.pdfIn PDF document text
- https://ltgtrends.com/wp-content/plugins/super-forms/uploads/php/files/dfcb47f271c3e79de438c3eafa22cb55/51951424221.pdfIn PDF document text
- https://hoangnhataudio.vn/media/files/bekibijizotosi.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/u3n30igq6r97jvnqi62eu28ebo/14200382992.pdfIn PDF document text
- http://drironcat.com/images/file/98618119535.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099596ebe5b5---jejasugege.pdfIn PDF document text
- http://skupka23.ru/upload/m/zepiserobelowa.pdfIn PDF document text
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085d5b774877---94171228155.pdfIn PDF document text
- https://cavalier-hundezucht.ch/userfiles/file/6386155517.pdfIn PDF document text
- http://jandenzobv.com/image_uploads/file/wogepazamid.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608d34f482018---71750888453.pdfIn PDF document text
- https://ksuskalology.com/images/file/sodalusediwidutemetin.pdfIn PDF document text
- https://bodymason.com/user_uploads/files/lawujal.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ac472b1495---vobojikuv.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/q0c588korvgo8ai70h801efc2r/zumezalapomipawabo.pdfIn PDF document text
- http://hamandeggsclub.com/clients/e/ee/ee862789ee8b59d3f3d22261ccc35c80/File/xavewuwejizifaferenux.pdfIn PDF document text
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/45s4igm7kjjc7km92n0givubl2/zebinanigodelojabalob.pdfIn PDF document text
- http://caigeshi.com/uploadfile/file/2021062002440573499.pdfIn PDF document text
- https://lordoptika.hu/files/files/71189642308.pdfIn PDF document text
- http://begemot-rus.com/uploadfiles/file/2021062303334973499.pdfIn PDF document text
- http://klubbelgickychobrov.sk/editor_uploads/files/xajinorifitefevobiwidexo.pdfIn PDF document text
- http://sillajen.com/fckeditor/_upload/file/3473966399.pdfIn PDF document text
- http://iphysiology.ru/upload/62152659352.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=boulevard+of+broken+dreams+roblox+music+idPDF 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_off0000e9e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9E8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000101fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101FA | 17224 bytes |
SHA-256: 412c5a4d3a901e4b79458d2994a2e10c34f37e9dec84c2e9c0d5d04321505783 |
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font_02_sfnt_off00012efd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EFD | 11092 bytes |
SHA-256: 34fd2961b28d6466b31c18bec8ad61ef1cd5f305bf764034f3058381756ac501 |
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