MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://markone-tools.com/upload/files/kuvoguf.pdf In PDF document text
- http://cornucopiafrederick.com/uploads/files/79280324208.pdfIn PDF document text
- http://e2ingenieros.com/ckfinder/userfiles/files/48644458151.pdfIn PDF document text
- http://dtpokebar.com/uploads/files/gurulemivefawi.pdfIn PDF document text
- http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a49a2ab75ce---tamex.pdfIn PDF document text
- http://pressvaluation.net/userfiles/file/xukaferovidam.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160da9814194b4---49685202190.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0a9d3bdd5e---witikulabotatuzemeb.pdfIn PDF document text
- http://akcihlar.cz/userfiles/file/dutit.pdfIn PDF document text
- http://bc-arman.kz/ckfinder/userfiles/files/59082374887.pdfIn PDF document text
- https://gs-hemeringen.de/ablage/userfiles/files/kegibumunixizow.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/5tus41qcd0dh7ec8tinhuaic94/19469517782.pdfIn PDF document text
- https://brickbodysupplements.com/newerac2c/userfiles/file/54910120437.pdfIn PDF document text
- http://lab4050.com/upload/editor/file/sekamupotevimamejobar.pdfIn PDF document text
- http://dieta-plus.pl/userfiles/file/7812395941.pdfIn PDF document text
- https://nmcs.ca/userfiles/files/38809008704.pdfIn PDF document text
- https://client-sms.com/ckfinder/userfiles/files/16630684350.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606e2339a21c4---lomezowumejawofokamixone.pdfIn PDF document text
- http://tevukasveza.lt/ckfinder/userfiles/files/xujigupobigi.pdfIn PDF document text
- https://eqonetech.com/upload/userfiles/files/78130395440.pdfIn PDF document text
- http://swotaweb.org/img/upload/file/degad.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=70+ft+sailing+yachtPDF 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_off0000de24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE24 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f63b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF63B | 10452 bytes |
SHA-256: 2f2ecc407dcccc570f3bfb5470d6160adabb3415c4d3a916507efab49514b70c |
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font_02_sfnt_off00010def.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DEF | 19324 bytes |
SHA-256: e7bbf83c8489f24f4b043d39fee8041d0952b34deb3fcaa52bebee65adbd7fc8 |
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