MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as a phishing trojan and by an ML classifier. Heuristics indicate it functions as a link farm, with numerous embedded URIs pointing to compromised WordPress sites. These links likely serve as lures to phishing pages or downloaders for further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077f77f00b35---fuwagadarobafapone.pdf
- https://blnk.eu/userfiles/files/15856921783.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ada22ecfc4f---97801085822.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d7f1668213---bumebo.pdf
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4fa7e407a---57484689904.pdf
- http://businessvaluationapp.com//fck_files/file/35807982129.pdf
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1d90c22d71---vinew.pdf
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/c90bu9olgb5ucu1ihlprk0dutq/41595547740.pdf
- http://bluebirdcanada.com/FileData/ckfinder/files/20210616_8E44C082AF72E33B.pdf
- http://allamericannursing.com/userfiles/file/zurajum.pdf
- https://abofahed.com/userfiles/file/lidopasifipevogajad.pdf
- http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/86fd4ff9e9d3f2b4eb246415f797c178/48841310286.pdf
- http://mn-print.ru/ckfinder/userfiles/files/togitogitovij.pdf
- http://cathayred-csr.com/img-cathay/files/jegoxudipitorexuvefo.pdf
- https://postelezmasivu-zlin.cz/ckfinder/userfiles/files/32043487.pdf
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/160729c138f0d3---kaxopukanojalamejexoso.pdf
- http://lica-mpt.it/userfiles/files/vojenuka.pdf
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ad302ba654---pezujudotonipezow.pdf
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160943baeebe19---rurolonovaruputojike.pdf
- http://cm.blazefast.co/8f/62/8f6290dcb6ece93f9bc4ed560d71fc22.jpg,http://cm.blazefast.co/93/06/930
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=love+is+an+illusion+chapter+46
- 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_off0000b14a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB14A | 16792 bytes |
font_01_sfnt_off0000c961.bin71c58cf1e9a180deb155ef70a7af2570f36066fd58a769a29dc5a5f64fcbfe34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC961 | 10840 bytes |
font_02_sfnt_off0000e26d.binac532cb879cf0baf2964f6f0888dac7d2eecd5ca59844671fecd4f28e883c2b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE26D | 16200 bytes |
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