MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to numerous compromised WordPress sites and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The PDF structure itself is also indicative of a link farm, with many embedded URLs designed to redirect to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
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://ketchas.ru/uplcv?utm_term=montego+bay+jamaica+weather+in+may
- https://www.nuyew.academy/wp-content/plugins/super-forms/uploads/php/files/60c944a3bd13a5852a3a3dca2e2242db/3699337643.pdf
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/m4k1398f4m5v8cp4f87a75o53r/wepidupevinonipimes.pdf
- https://aprilboya.com/userfiles/file/7996026053.pdf
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9de18addb---domopumafimimulew.pdf
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16089b49c7e0ee---39572707585.pdf
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/jl6dmk2njdr7697inpu0t12jv5/60012059666.pdf
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/90be95k52kd8u2fpjbqc8k6j89/joler.pdf
- http://ilkyoukais.com/Images/Media/files/64090088421.pdf
- http://www.corazondelsol.es/ckfinder/userfiles/files/jumuxabafofejexim.pdf
- http://brmhn.com/userfiles/file/20210615040941_6g5yf5.pdf
- https://www.sanier.pl/wp-content/plugins/super-forms/uploads/php/files/tmo8aonn31bj0vfnojtbee8j5p/zobuzelok.pdf
- http://belgium-ex.com/images/blog//file/vigumakojimebijugadi.pdf
- http://erdivigado.hu/userkepek/file/5246237183.pdf
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/jlllupa1ickscnqvl5q66vv3sm/86638733923.pdf
- http://xn----7sbakif2a3azdub.xn--p1ai/admin/ckfinder/userfiles/files/lepumabunexaletexowusu.pdf
- https://pharma-tools.eu/galeria/file/36366427317.pdf
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/191b200ba1b6fad8c74e3a1acdd0612e/26472338402.pdf
- http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/tnbcrbi14qrcj8ks9udcavn2p6/voratesufotofazid.pdf
- https://kurishupally.org/userfiles/file/jivuvuget.pdf
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9bf063653---41969512273.pdf
- http://dekoblickfang.de/userfiles/file/bazuwebutorulovuw.pdf
- http://ilyxrace.com/userfiles/files/mibelawigot.pdf
- http://optykglowacki.pl/obrazki/files/xowezedebexubekogimozore.pdf
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160801edb4c1b6---xegejuwupamez.pdf
- http://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c5d0958c31c---disamovafakojawe.pdf
- https://gilbertems.com/videos/file/jutosumilekis.pdf
- 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_off0000eaf0.bindc3de09a9f9c8d63ee223335ee24afa3960d34be7c64ae95030e8e1469a6d920 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAF0 | 10928 bytes |
font_01_sfnt_off00010422.bin58c810bd063cd53ed62a60e6b3317575d5e32bb13010f0522815557c965d5ecc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10422 | 17844 bytes |
font_02_sfnt_off000132d4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132D4 | 16792 bytes |
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