MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or are hosted on disposable domains, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://facilitymanagementassociates.com/survey/userfiles/files/sonixetepebexedoraxemuka.pdf In PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/31b9c1b74c03a9d7098af736d77f4a7f/wodisufidenixojamutoxun.pdfIn PDF document text
- http://infinivideo.hu/sites/infinivideo/files/niruvur.pdfIn PDF document text
- https://pilot-nav.socksnbows.com/ckfinder/userfiles/files/40148415010.pdfIn PDF document text
- http://uco-kampen.com/media/files/22038446875.pdfIn PDF document text
- http://studiotecnicoarduini.eu/userfiles/files/julawebexowanewew.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161342cd96bdcc---sutumim.pdfIn PDF document text
- https://landi-bg.com/images/file/tegukilap.pdfIn PDF document text
- https://imagebeaute.fr/userfiles/file/80335387900.pdfIn PDF document text
- http://selfmadefilms.nl/userfiles/files/darorinadaz.pdfIn PDF document text
- http://avtokapriz42.ru/userfiles/file/6169422160.pdfIn PDF document text
- http://riskhedgetech.com/uploaded/file/177663535561394ca24513a.pdfIn PDF document text
- https://xn----7sbbg1ddpkdc.xn--j1amh/uploads/files/13768062487.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/188b256a32fdc289ef683ff4df780e7f/40176908601.pdfIn PDF document text
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a254417961---89238046168.pdfIn PDF document text
- http://dulichtantai.com/files/uploaded/files/97910310038.pdfIn PDF document text
- https://allcreaturesinc.com/files/files/76577197504.pdfIn PDF document text
- https://syntellect.ru/Repository/file/sosirowogi.pdfIn PDF document text
- https://aquarell.ro/userfiles/file/rafaseporuxivevej.pdfIn PDF document text
- http://darstin.com/userfiles/files/20260554930.pdfIn PDF document text
- https://bamfieldrental.com/userfiles/file/51244823162.pdfIn PDF document text
- https://butagallery.com/userfiles/files/93349469124.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=wr3d+new+mod+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_off0000c3c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3C3 | 17676 bytes |
SHA-256: 3479f12a4101488e361b2e12f90da88348166292634e88b80f25aca99b5bc4a3 |
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font_01_sfnt_off0000f203.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF203 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010a1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A1A | 10300 bytes |
SHA-256: f8271b51795264fd80eebd0587cb32bdd446aca142e86b4ec5a8f387f0249e8b |
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