MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. It also features numerous links pointing to compromised WordPress sites and other domains, suggesting a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/161467cd10453b---96777207836.pdf In PDF document text
- https://liftsystems.ro/LiftFiles/file/xunedis.pdfIn PDF document text
- http://ventiliatoriai.lt/js/ckfinder/userfiles/files/batimifetavorosarenexotuv.pdfIn PDF document text
- http://dailitara.lt/bites/uploads/file/vugirimerevojojunub.pdfIn PDF document text
- http://newgrids.com/userfiles/file/gijunib.pdfIn PDF document text
- https://thokhoavietnam.com/upload/files/10094786730.pdfIn PDF document text
- https://shreenathtechnologies.com/userfiles/file/59335770842.pdfIn PDF document text
- http://mywymc.com/userfiles/file/kalap.pdfIn PDF document text
- https://verredistri.fr/xmedia/file/xagikupejamavovajutaximu.pdfIn PDF document text
- https://asiapharma.la/files/files/sinotemaporedo.pdfIn PDF document text
- http://albachiara.info/userfiles/files/faruruvur.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/2c2e641584ac576c291294dda59f908f/tugigipavevototixisowobev.pdfIn PDF document text
- https://www.agencesramos.com/ckfinder/userfiles/files/zetelogef.pdfIn PDF document text
- https://cope.lk/assets/media/file/wigukizapupefidepapikujo.pdfIn PDF document text
- https://leosservices.com/userfiles/file/futorifanapu.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/437293744fe239ea194c7ad7f596334d/kekefu.pdfIn PDF document text
- http://pwmtqatar.net/userfiles/file/9948777872.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/TSvcnjQ06Jg/uplcv?utm_term=cambridge+reading+test+3+answersPDF 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_off0000e32a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE32A | 19008 bytes |
SHA-256: f0d4a2164e849fc15ebd2d080b39bdd05890dc0744b5e4608736fc4528d7f344 |
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font_01_sfnt_off000114f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114F9 | 10856 bytes |
SHA-256: 619f3d951b4e7ce28b513c1ab37cd5423b23837536c84e4b5663fff6089fc3ea |
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font_02_sfnt_off00012de7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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