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 upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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 https://pmsp-me.com/userfiles/files/levalosakak.pdf In PDF document text
- https://www.hasmow.com.au/application/third_party/ckfinder/userfiles/files/74697539430.pdfIn PDF document text
- https://www.elshandmadedesign.nl/ckfinder/userfiles/files/79801894089.pdfIn PDF document text
- http://chhattisgarhsanskritboard.in/sharpinstitute/images/files/79548320362.pdfIn PDF document text
- https://biographiewerkstatt-singer.de/userfiles/file/70730613769.pdfIn PDF document text
- http://investinwielkopolska.pl/application/lib/ckfinder/userfiles/files/zibixuruz.pdfIn PDF document text
- http://rhondachem.com/d/files/10118807562.pdfIn PDF document text
- https://bisleri.genefied.co/ckfinder/userfiles/files/daziviwolev.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615748b3eb5db---2848289516.pdfIn PDF document text
- https://www.profiemg.cz/upload/ck/files/6772945346.pdfIn PDF document text
- https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/juroxuji.pdfIn PDF document text
- https://losaltos.com/wysiwygfiles/file/56234111575.pdfIn PDF document text
- http://www.giuseppe.ru/ckfinder/userfiles/files/128421184.pdfIn PDF document text
- https://lidiyageorgieva.com/ckfinder/userfiles/files/vevenujaforega.pdfIn PDF document text
- http://violetstudio.in/userfiles/file/1477161191.pdfIn PDF document text
- http://anais.terminarz.online/kosmetyczka/krakow/files/pirakeximadurewasosi.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143b39851829---60532796767.pdfIn PDF document text
- http://innospectrum.eu/hirlevel/file/91809258954.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/16135b841d3dbb---52146915098.pdfIn PDF document text
- http://xn--299a941ap1h.com/userfiles/file/20211005081100.pdfIn PDF document text
- https://relans-nn.ru/images/docs/file/53469712453.pdfIn PDF document text
- http://corse.annuaire-regional.com/ckfinder/userfiles/files/27960981270.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/161479ca3404fa---13251531241.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/7xhmvLXWVJc/uplcv?utm_term=formula+of+acceleration+due+to+gravityPDF 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_off0000ef9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF9F | 10908 bytes |
SHA-256: 95cf9a9369c5b04122a983c0e47e47901bfe37fa9b815c5442483584ca9cebe9 |
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font_01_sfnt_off000108a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108A0 | 18852 bytes |
SHA-256: 11fa0da289e97d268e3686f1e0c26276a4e945b532ca65f0b421ff0a114c772d |
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font_02_sfnt_off0001397f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1397F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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