MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. Several heuristics identified the document as a link farm hosted on compromised WordPress sites, pointing to various PDF files. These links are likely intended to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/98cpkenubrei8ec1g15mgni3ll/24364594945.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076ba0341e42---zesomogipipinetojiles.pdf
- http://vizesblokk.hu/files/file/vawakosavapefanugez.pdf
- http://andreevmag.com/wp-content/plugins/super-forms/uploads/php/files/87f3cc43d5b69a714978e3cef5fda0aa/sugesavojelogi.pdf
- https://menuiserie-sainte-anne.fr/userfiles/file/buximusapusuw.pdf
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609c7d8b9b076---davowovidisiwarizesiwap.pdf
- https://ienter.bg/files/25040799966.pdf
- https://daaeportrett.no/upload/file/39718487811.pdf
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cd92f5c833---setukakipuzevu.pdf
- http://medicapoland.pl/uploaded/file/kozaranuvoduzemixijola.pdf
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6e3bd5dae6---79124962844.pdf
- http://kiavysocina.cz/UserFiles/File/5051953380.pdf
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/160827c2fb181a---20408921863.pdf
- https://aljazeerahdrilling.com/userfiles/files/96301078039.pdf
- https://thinkglobalcompliance.com/ckfinder/userfiles/files/fazetubiwonigutatanazakeg.pdf
- https://ip-pharma.net/data/files/remefaberanafuvotilo.pdf
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160862e1563bbd---9559992117.pdf
- http://surrattsville69.com/clients/8/81/8122276c22396d7fa0996010cc369f50/File/68245775701.pdf
- https://stollerco.com/testingsites/advantage_aviation/assets/media/file/16489882910.pdf
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a4ca2936a---bifarolevomenunogamo.pdf
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/3d8563e29db9de53c2f281aa51e7cf93/pasulitox.pdf
- https://www.dishdivvy.com/wp-content/plugins/super-forms/uploads/php/files/d3c7f46e769524f92289f7ca04bed6d0/52346913119.pdf
- http://shsclassof1959.com/clients/a/a7/a7a82b2a6025f7fafce5d77be70bf845/File/xokowiwovazabokevigafitaj.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=regras+monopoly+cartas
- 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_off0000f200.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF200 | 16792 bytes |
font_01_sfnt_off00010a17.bin4feb83ee430110330459b3cdc4421052ba45faedcd33c5cb351e665cddaf7cf7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A17 | 10784 bytes |
font_02_sfnt_off000122f9.bin285f53b412da85ed4a447e542ac9744c81eddb557d3b62dfdef3d8e675aa4bce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122F9 | 19416 bytes |
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