MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm heuristic, indicating it directs users to multiple external websites. Several of these URLs point to compromised WordPress installations, suggesting a distribution point for malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/0ph2ouaf0f6o2mrrq5ce714jt8/53432058144.pdf In PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/13c74544a97c497f81c466b717d74875/visezogenuzetu.pdfIn PDF document text
- http://skinanniversarymall.com/userfiles/file/sivedi.pdfIn PDF document text
- http://podlahypilat.cz/admin/file/47119905266.pdfIn PDF document text
- http://pferdefreunde-brueckenhof.de/sites/default/files/userfiles/file/81677854577.pdfIn PDF document text
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160d6e5a04c32a---13157542033.pdfIn PDF document text
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/1609bda44c7034---pajilesokilave.pdfIn PDF document text
- https://readandenjoy.ae/userfiles/files/78669141724.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e3758892b6---kutefak.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/24382616012.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610da1de3f19e---zapenemerod.pdfIn PDF document text
- http://artkulinaria.pl/sites/default/files/file/xoxulow.pdfIn PDF document text
- http://hvezda-pardubice.cz/files/file/mirafesetitanudirudefelas.pdfIn PDF document text
- https://ntiverification.com/userfiles/file/97454169578.pdfIn PDF document text
- https://minhkygroup.com/luutru/files/vozafitef.pdfIn PDF document text
- http://mojahotels.com/ckfinder/userfiles/files/pizex.pdfIn PDF document text
- https://christianklein.eu/Quansis/ckfinder/userfiles/files/xavegexasinawodim.pdfIn PDF document text
- http://tensoinox.com/userfiles/files/88910921553.pdfIn PDF document text
- http://web68s.com/upload/files/kenovovokaxofa.pdfIn PDF document text
- https://sdhouse.info/ckfinder/userfiles/files/rivenekotajazivol.pdfIn PDF document text
- https://clifestyle.net/uploades/userfiles/file/piposabaxevupogagijanolow.pdfIn PDF document text
- http://hondatayho.top/img-ngocbao/files/tenaferoziro.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/db24be12b12ff910bc8e81918e00b952/46145106458.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=simple+past+tense+paragraph+pdfPDF 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_off0000ef4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF4A | 10900 bytes |
SHA-256: 590c0d5fea9b010471f754bd825cfe0364345044d58a8035a2df50a4902c2028 |
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font_01_sfnt_off00010808.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10808 | 18316 bytes |
SHA-256: 18a2eca56eafa9adde5d8d6a3107dd7cd1f2c8f93934cca06c9bc3d9f6a7aab8 |
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font_02_sfnt_off00013707.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13707 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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