MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a large number of external URIs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The `wkhtmltopdf` authoring application is noted, but no scripts were extracted to detail specific execution methods.
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 https://flexrocksrollovers.com/wp-content/plugins/super-forms/uploads/php/files/lbgs2pb4t2himbdkj053gqh6jf/mamosuxazetetekesu.pdf
- https://www.llgnjinc.com/wp-content/plugins/super-forms/uploads/php/files/f7e4846df43ece9b894bde5ae14545d3/82766105874.pdf
- http://voijin.com/userfiles/files/21583290828.pdf
- http://anandtouristcorporation.com/uploads/vivobedimobaxarovujor.pdf
- https://windsbs.biz/files/file/55067684503.pdf
- https://cmfnepal.org/userfiles/files/47356944464.pdf
- http://usaoxin.com/userfiles/2021-6/file/67501149265.pdf
- http://htygroup.com/upload/files/21779576943.pdf
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/84a81200b5c63f6ab935ecb6fd155aa1/danagemawuxalaxukogar.pdf
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/160756fe563650---35213657226.pdf
- http://balcimimarlik.com/resimler/files/54643407549.pdf
- https://angkoronetour.com/userfiles/file/bejetijebakugekemisewipad.pdf
- https://www.expoagrogto.com/wp-content/plugins/super-forms/uploads/php/files/a9d5sm7rp0erjno9cecn4i66f1/ragigisonulewuduwabi.pdf
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/fd97df57783c3299ef32c867611d1a8c/96331152939.pdf
- http://cogersquest.com/clients/f/f6/f6194b381802d71b6842d6160e8859b1/File/sewosujifolapopozeko.pdf
- https://euroroma-bg.org/files/file/jezotabusilososavoxiw.pdf
- http://mpu-beratung-brendle.de/userfiles/file/votirixa.pdf
- http://ttccid.com/userfiles/files/74798813958.pdf
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/d53b22de9ca79ae968a395a18a1b42ca/51164327208.pdf
- http://alexanderkanevskyartistbiography.com/clientMedia/file/97306307414.pdf
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dd811e218a1---givodawegaga.pdf
- http://seabeachthailand.com/UserFiles/file/57000079860.pdf
- http://snotlicker.com/clients/10243/File/pesegege.pdf
- http://cuatro-pr.org/sites/default/files/file/jarebibejo.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ac43b78437---89054860650.pdf
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/1fa331f8c6bb7331187058ebfe8470b9/jukimoroteja.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=sand+and+gravel+pit
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ebf0.binf95c187da0b9ed9a86fc71630956948ab01a31f22647c41ec6634839e0095c44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBF0 | 10420 bytes |
font_01_sfnt_off0001036f.bindaeb2513960406eca489f58b576565b204bca87cf33a1b742f455d8cd5d90565 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1036F | 17912 bytes |
font_02_sfnt_off00013215.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13215 | 16792 bytes |
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