MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm with numerous URLs pointing to other PDF files, suggesting a distribution or SEO manipulation tactic. The presence of compromised CMS upload links further supports the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://area5srl.it/file/xukadokurokeberujaniranuw.pdf
- https://amd-export.com/site/upload/file/9802898828.pdf
- https://genegurumiraclehealer.comuserfiles/file/56982781507.pdf
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b55999e9354---fenowugosaworapupisa.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/68jl3abtpumsl2v9v1dqm5ssec/tazazeku.pdf
- http://xn--939a66v0zjo3bcvdmrp.com/data/ckfinder/files/11375882628.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16083f10bea8ba---rejemowopipexuxukopa.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/2e61a777b6e844da0d0a5ad5851a0f67/97272496663.pdf
- http://aarogyamedico.com/userfiles/file/2425560388.pdf
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6b18fecc77---51232746178.pdf
- https://getracemirates.com/userfiles/files/37490579923.pdf
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/4mccfi73j5lgjcvnqlf9ivg6ik/gumukiweropoturejulaza.pdf
- http://ecohort.com/userfiles/files/pafogivibinidofazedapej.pdf
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/486bae22f35ad24da8e721266533f346/gulogu.pdf
- https://www.dolphinrfid.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e77e305adb---99949123822.pdf
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/080cca2e7e1ab69cd7cd028138ba2408/19570511777.pdf
- http://www.saito-ken.jp/userdata/file/xibomikidifaleziwiz.pdf
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/u5v6bfgnm95jf8o8jih5r6s542/28078647556.pdf
- http://amphorabeautyclub.com/campannas/file/80327092570.pdf
- http://avtoarka.ru/wp-content/plugins/super-forms/uploads/php/files/533502af039e18d23bd2100e98e03bed/47540898699.pdf
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a1ada2547c---52979683886.pdf
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afb40e7ed98---85043696262.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=crafted+tap+house
- 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_off0000edee.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDEE | 16792 bytes |
font_01_sfnt_off00010605.binb1efac43965292fc4577c088dcb1ed35a90c41a340f4e65042b8731d6ee2e87e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10605 | 10484 bytes |
font_02_sfnt_off00011dfc.bin00c04075cf3f6bc33f073a2641f8a36d769f1076da37805dff7b5e0a2f8cc8e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DFC | 18080 bytes |
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