MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF contains numerous links, many pointing to compromised WordPress sites and disposable domains, indicating a link farm designed to lure users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or malware distribution. The presence of a download button heuristic further supports the lure aspect.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613ac9215fdd6---wolagakowigerix.pdf In PDF document text
- https://paardenwelzijnscheck.nl/app/webroot/files/ckeditor_files/files/solosadixotu.pdfIn PDF document text
- http://nature-revive.org/files/file/68868921338.pdfIn PDF document text
- http://www.lebedosapartotel.com/data/yukle/files/gopaledog.pdfIn PDF document text
- http://igabana.com/upfolder/e/files/20210907172358.pdfIn PDF document text
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/1613d8bfedee95---fupabofinosowalilubakapa.pdfIn PDF document text
- http://ellenia3.eu/userfiles/files/vifatosikitanojibixule.pdfIn PDF document text
- http://debrecen.varosom.hu/userfiles/files/69842372351.pdfIn PDF document text
- http://cafesezony.ru/fck_editor_files/files/vabam.pdfIn PDF document text
- http://www.alcera.ca/userfiles/file/nizavowop.pdfIn PDF document text
- http://geojeoceanhotel.com/userfiles/file/20210908181707.pdfIn PDF document text
- http://khunghinhdepphuctin.com/media/ftp/file/relumeridig.pdfIn PDF document text
- https://sheenabusesandcoaches.com/userfiles/file/kowebuvegofekugaxem.pdfIn PDF document text
- http://rpsbchamber.org/editorData/file/xewumosedid.pdfIn PDF document text
- http://saigonford3s.com/uploads/2021-09-09/images/files/gamiviteretunagu.pdfIn PDF document text
- http://lambanghieuquangcaogiare.net/vietkiendo/upload/file/27408411176.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1612f283856edc---12521901860.pdfIn PDF document text
- http://hanyuchina.com/upload/files/10988921218.pdfIn PDF document text
- https://www.tzounakos-insurance.gr/ckfinder/userfiles/files/82060592743.pdfIn PDF document text
- http://safetruck.gr/images/file/56015910139.pdfIn PDF document text
- https://natyabio.com/uploadfiles/9621535971.pdfIn PDF document text
- https://middletonchambers.com/ckfinder/userfiles/files/11714489351.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/ba9deb811e5794c9f11e10172796c2d2/86984794117.pdfIn PDF document text
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613e78053a2e5---pububonemebade.pdfIn PDF document text
- https://lighthousemacau.com/html_upload/file/25963171861.pdfIn PDF document text
- http://tmkb.org.tr/ckfinder/userfiles/files/33233968814.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=vikramadithyan+malayalam+movie+downloadPDF 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_off0000e73e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE73E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ff55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF55 | 10672 bytes |
SHA-256: cff4499dc95032938a2e48cdb2d2b8f9b423a920b98a664b0444bcff2ec9529e |
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font_02_sfnt_off0001179e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1179E | 17256 bytes |
SHA-256: 461acf3e30a30a483271b2d8fd61a169c1b743083b5f2e74c14737d5e0fa60a6 |
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