MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is a PDF identified as malicious by ML classifiers and ClamAV, with a high risk score. It contains numerous embedded URLs, many pointing to compromised WordPress uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9928
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://afra24.com/basefile/afra24/files/13377912736.pdf
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160838cc02a760---wuriruvigagonomikidimivi.pdf
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/fc51dce285bc6bf26d258e7c9b657b6c/lowiso.pdf
- https://engravestone.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a25373dc003---vuxagenumok.pdf
- http://poongdung.com/FileData/ckfinder/files/20210613_AD129B9E00EF878D.pdf
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4b6d166967---25034507473.pdf
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c26099454d8---simaba.pdf
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/haqni89ec5usko82m5vhi1muf7/4602795932.pdf
- http://aliceinformaticasrl.com/user/pages/32724485019.pdf
- http://zivotzaokny.eu/res/file/zusukaxugiw.pdf
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//87870998741.pdf
- http://bukharaatlanta.com/sites/default/files/file/37320982969.pdf
- https://felix-schulze.biz/wp-content/plugins/super-forms/uploads/php/files/7ss6244h9gqcndg4iosq3qtn9e/xasevojo.pdf
- http://www.odnpoznan.pl/fotki/file/file/68414036437.pdf
- http://kawoka.com/userfiles/file/wadate.pdf
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/b1spf15elkk9hdb0cdtk8ck590/1043561080.pdf
- http://jrmhandling.nl/upload/file/55108017421.pdf
- http://www.ufolep-69.com/contenus/files/laruziridipobuj.pdf
- https://fotoprint.lv/downloads/file/bomirowazusaxonuxuj.pdf
- http://enotecagaribaldi.it/userfiles/files/83857781460.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a41ab42684a---kitifojubibaj.pdf
- https://angkortaxiservice.com/userfiles/file/gelasenopegofek.pdf
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091f11f1a785---24169571058.pdf
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071b78a1da3e---13934599935.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=top+political+pollsters
- 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_off00011d81.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D81 | 16792 bytes |
font_01_sfnt_off00013598.bin8e1de6881365ef00b29e88b9627acdd08a12eaac3dc0cc1613b7111e416b94b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13598 | 10224 bytes |
font_02_sfnt_off00014cb2.bin12287ba8ef8b55dcf3cb98c8b03e9ecf4fce6e41b320a2e13a7d47fad702e792 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14CB2 | 17400 bytes |
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