MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The file's structure and URL patterns are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://pistant.ru/uplcv?utm_term=no+doubt+in+a+sentence
- https://roweryelectra.eu/app/webroot/uploads/file/1620801911627.pdf
- https://tlproduct.com/userfiles/file/lejajaxugiredajemamemusem.pdf
- http://triatlonbizuterie.cz/sites/default/files/file/sevadedelowuluzel.pdf
- http://amazingindiaphotos.com/amazingindiaphotos//upload/fckimage/file/vosofujutatewipax.pdf
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16077a6807c1f9---74130859322.pdf
- https://arihantgranites.in/wp-content/plugins/super-forms/uploads/php/files/lmp2n29p5ese2tfoteeooqrfv0/26919717709.pdf
- http://shipsupply.ru/userfiles/files/wozulo.pdf
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1609da110cd86a---71650451883.pdf
- http://pronobile.de/catalog/file/vapijuxejifa.pdf
- http://przedszkolenisko.pl/userfiles/file/gowisijiler.pdf
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b59c9bc134---85126203420.pdf
- https://sinarwaja.com/account/files/30874858170.pdf
- http://eia-edu.com/userfiles/file/lapamupovozuvawi.pdf
- https://pablohernandes.com/wp-content/plugins/super-forms/uploads/php/files/a90cb392a6face93d5da292bfb8ad55e/25952592400.pdf
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/16073ee567bffe---84721567562.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/fba4c3a9dd66bb8402478232ccca04da/62196013295.pdf
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160757baa810d2---64427466800.pdf
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/29f6d227d111cc308caa077ac644a4f0/5176621485.pdf
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/ugmkc96i3t34trk044hje0eeei/turixad.pdf
- http://www.vikingmaterials.com/img/43570767482.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/a9ac528e0344325ec6faf953ec02d6b7/sutupabobuponekozuxad.pdf
- http://alpanelektrik.com/depo/sayfaresim/file/64345340198.pdf
- https://appvid.eus/userfiles/files/98063970425.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_off0000e7f9.bin981d70134ad97373d8e91fa6b4f944f26cd41bb15a2e4316443b945eca7e848e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7F9 | 18732 bytes |
font_01_sfnt_off0001188c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1188C | 16792 bytes |
font_02_sfnt_off000130a3.bin5492ac37ba1e4c5504c3aa1f629313c51c5a5d4198e7d501fb40f6f5c5687c62 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130A3 | 10436 bytes |
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