MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised WordPress upload directories and other domains. These links likely serve as lures for phishing or to distribute further malware payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
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 http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d8d97d31a6---42236628259.pdf In PDF document text
- https://makenie.com/upload/files/55493966715.pdfIn PDF document text
- http://koryosushi.com/uploads/files/basid.pdfIn PDF document text
- https://cape-electronics.com/media/file/pagojogodamitiz.pdfIn PDF document text
- http://studiodabo.eu/userfiles/files/90374624632.pdfIn PDF document text
- https://jfefood.com/wp-content/plugins/super-forms/uploads/php/files/546a80f5d95c4ac8ec967c2021b73bbb/95613064695.pdfIn PDF document text
- https://fibaquitaine.fr/cebatrama/userfiles/files/42021217317.pdfIn PDF document text
- https://oversaslogistica.it/file/38627719490.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b25166486a9---bapitizumozerujetoz.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd3251376e---12459091312.pdfIn PDF document text
- https://www.qlsny.com/wp-content/plugins/super-forms/uploads/php/files/4ae0188e8a2a9f8f9d4362b126d3bec4/piziwirijixogonof.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/7a4ef5b7f0c8d668c2939169fde13c86/95938529091.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/6f1433f518cd7193e6a69ffb4bf39d3e/wigifa.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9124c2080---xisopip.pdfIn PDF document text
- http://www.gesas.it/media/mailinglist/file/rulefaviveripo.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072e1f3edfd5---22974560135.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6b2319f1d---67183465966.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/imetqbh5ti2jd8km7u6e674h85/52147420571.pdfIn PDF document text
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/7eb31418613dfeafd410a9c42b9e7eef/53009340379.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/ccac38d4e8fbb088b2c3df0c4e0bd915/25654997603.pdfIn PDF document text
- http://hillsdale66ersreunion.com/clients/c/c6/c679c52642bc64dd8629b98fb95ccc77/File/53865887273.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097026529ddc---3238592648.pdfIn PDF document text
- https://marljivo.hr/userfiles/file/19112531745.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b481177984e---39301710323.pdfIn PDF document text
- http://nicenpos.com/userData/board/file/tidopegubomo.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160870cde8168b---26597297118.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=easy+passage+for+class+5PDF 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_off0000ed64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED64 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010576.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10576 | 17632 bytes |
SHA-256: 6620690971ef856fb5e0791f6f43afc1a9c650abdc4d0516e619d609ae285930 |
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font_02_sfnt_off0001334b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1334B | 10592 bytes |
SHA-256: c000da92861940951b7edfe616e01e066a2164392e1fcb3c03c367aa1d1e5876 |
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