MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to external sites, some of which are hosted on compromised WordPress upload directories. The presence of 'utm_term' parameters suggests potential SEO manipulation or tracking for malicious campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://mezon.jp/userfiles/file/4394571948.pdf In PDF document text
- https://ocvirapuato.com.mx/wp-content/plugins/super-forms/uploads/php/files/b6f0330380e9aff42c2b4c52513e7fa6/14086987354.pdfIn PDF document text
- http://hillcresthigh1971.com/clients/9/9f/9fbf9047a6869172a982db6f42f05a9a/File/31660666665.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/vobolu.pdfIn PDF document text
- https://nullemont.fr/nullemont/ckfinder/userfiles/files/15915139877.pdfIn PDF document text
- http://uniquecharacters.com/upload/files/xobozufalizanuwudelanad.pdfIn PDF document text
- https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/160ab7cb940d6a---88437196495.pdfIn PDF document text
- https://thetitangroup.ca/wp-content/plugins/super-forms/uploads/php/files/bfe3e49b8fce2b9064e9f282263c9202/63918466053.pdfIn PDF document text
- http://podiummoda.ru/userfiles/file/3038893559.pdfIn PDF document text
- http://fonnepal.org/userfiles/file/3671344096.pdfIn PDF document text
- http://kassa.pl/userfiles/file/31784288828.pdfIn PDF document text
- https://mccartha-cobb.com/userfiles/files/gakorikun.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/9376198ed50bdbe8e7e04841d59e0ac1/37700215564.pdfIn PDF document text
- https://agronlogistics.com/userfiles/files/64298174500.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160750e558ca7e---dajipirigelujo.pdfIn PDF document text
- https://dcmheavyequipment.com/admin/images/file/nibepopakodajek.pdfIn PDF document text
- http://blueyee.com/upload/file/170904195258.pdfIn PDF document text
- http://www.annaleehuber.com/content_files/file/20368210106.pdfIn PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/64on7ifqpoljrrmg928ndpl134/90031515218.pdfIn PDF document text
- http://fleshlight-tw.com/userfiles/file/pofawimifureguwefowefa.pdfIn PDF document text
- https://geneolock.com/locktactyuma/userfiles/file/7509301450.pdfIn PDF document text
- http://bmcnx.com/userfiles/file/89353783532.pdfIn PDF document text
- http://esejsc.com/upload/files/47071808212.pdfIn PDF document text
- https://motiwalainstitutes.org/userfiles/file/zegenegozene.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=importancia+de+los+valores+sociales+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f616.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF616 | 10800 bytes |
SHA-256: bc1f1bc1a55582bbbb7e1e5bb07483bba7cc1d49355575dbddee707750d5b7c5 |
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font_01_sfnt_off00010ef5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EF5 | 18740 bytes |
SHA-256: 456fb1a923f569cd239e5c1971ae57af398151f3df5733b74525ba1200a09216 |
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font_02_sfnt_off00013eb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EB8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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