MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to potentially compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly indicate an attempt to facilitate phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://luatsuavina.com/userfiles/file/nezonemotip.pdf
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/5fc8b4feee4a839cb1ab28269c930bdc/22568269962.pdf
- http://jinistudy.com/_UploadFile/Images/file/60547489752.pdf
- https://drvishweshwari.in/userfiles/file/58739479100.pdf
- http://resortvillairene.it/userfiles/files/47397843841.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ac54460aba7---kirenusubadurab.pdf
- http://zubrcup.by/files/files/60619642499.pdf
- http://wisdomtours.net/upload/file/lamaforus.pdf
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/99cdf71c9a95b6abccfa9fa5c6545851/58407930694.pdf
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d54768f217a---jelewizugutabevizu.pdf
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/4d8477f28291d6f305e2fb603676934b/kufufoxavig.pdf
- http://hyundaihungthinh.com/uploads/images/files/78319149928.pdf
- http://praxis-greve-polley.de/web/editor/files/74996521568.pdf
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d3e4e438fad---43034095518.pdf
- https://serwisnawigacji.pl/userfiles/file/fugisuxulofufivimuga.pdf
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/q86ard885kff2aki28s5fls1tb/wunesifedibinulexujipaw.pdf
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/160bab012c6e69---rejuvawej.pdf
- http://fashioneducation.ru/userfiles/file/zekozek.pdf
- http://philipwillettelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/ralepuf.pdf
- http://educasters.co/ckfinder/userfiles/files/bedogunu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=grooming+and+etiquette
- https://cakamuzejs.riga.lv/ckfinder/userfiles/files/wojufir.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_off0000cdd9.bin4feb5157ff00a11c8c9eb0b8b4152f0fb53556a82ddd1501c57637a6f036025f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDD9 | 17352 bytes |
font_01_sfnt_off0000fa68.bin643da9a8c813488770ae95ee0246a84a99fae1847e7b3402d515811ea5dec77e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA68 | 10660 bytes |
font_02_sfnt_off00011251.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11251 | 16792 bytes |
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