MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to potentially compromised WordPress sites or disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs and the nature of the heuristics strongly suggest the document's purpose is to redirect users to external malicious sites.
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://jacksonreunion.org/clients/71346/File/mejojosemuduwinumuti.pdf In PDF document text
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/be29237853f2e74ede6ede5d673efe35/79783738843.pdfIn PDF document text
- https://tedvandergulik.nl/userimages/file/2568057088.pdfIn PDF document text
- https://wcfkenzi.com/ckfinder/userfiles/files/2502186581.pdfIn PDF document text
- http://fnathservices.com/upload/file/lekojewepatibija.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607dba349164e---12063180115.pdfIn PDF document text
- http://banner-ever.com/ckImg/files/72424778951.pdfIn PDF document text
- https://apparel.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/5995e80f2c1f6e18217aef9736297b7f/vigexodupag.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/11852327854.pdfIn PDF document text
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b27852106b7---ragelo.pdfIn PDF document text
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/7072e7f7934a220bd70a5c66375976cd/togaxabojajex.pdfIn PDF document text
- http://sgd42.ru/userfiles/file/rerimozalijuxonajakerak.pdfIn PDF document text
- http://cicm2015.mist.ac.bd/app/webroot/ckfinder/userfiles/files/pevesezunixenilakojum.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/edf85778c6a0d629bd1fedd28e91f4b0/xakevukujuvuve.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/8b802a49de1d28936537a5d0777b845b/87706669264.pdfIn PDF document text
- https://papersacksfactory.ae/images/bulk_images/files/6884294597.pdfIn PDF document text
- https://krossi.ru/images/content/files/pivekedotugepuxitevupus.pdfIn PDF document text
- http://global-insurance-broker.de/downloads/83080401752.pdfIn PDF document text
- https://jamisonfurnace.ca/userfiles/files/fosoben.pdfIn PDF document text
- https://seikico.net/img-tym/files/lasolew.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b210297703f---jovetarefosenetafuta.pdfIn PDF document text
- http://energo-winstal.pl/userfiles/file/2837713471.pdfIn PDF document text
- http://hoitruyengiaocodocvietnam.com/uploads/image/files/83443531657.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=diary+of+a+wimpy+kid+2010+mp4+downloadPDF link annotation
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/4b1e94933e7ce92b117c53bcdb29172d/tabunerovalalugiwo.pdfIn PDF document text
- 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_off0000efa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFA3 | 10928 bytes |
SHA-256: 53ea01b8d23095ae3fa618fb5ae6f41b1a73d174757f2878d3d72eefe43aa1e5 |
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font_01_sfnt_off00010905.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10905 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12117 | 17760 bytes |
SHA-256: d0f7a9c1ed113a83cce742057d983cf23fc056e4d008784060cc9c0b3e34ae6b |
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