MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Numerous heuristics identified it as a PDF link farm, with many URLs pointing to potentially compromised WordPress sites or disposable hosting. The embedded URLs suggest a redirection mechanism, likely to phishing pages or malware download sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://laborke.ru/uplcv?utm_term=cyclomaniacs+2+unblocked PDF link annotation
- https://chokysitohang.com/Uploads/userfiles/files/15087561276.pdfIn PDF document text
- https://sakkestadbil.no/userfiles/file/jixovimatizix.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139591227bfe---71111892691.pdfIn PDF document text
- http://marasintl.com/public/ckfinderuploads/files/76693821023.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/32255202651.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16134c30c03f1f---42207872470.pdfIn PDF document text
- http://kazuma.ru/ckfinder/userfiles/files/sanot.pdfIn PDF document text
- http://ozhelalikram.de/resimler/files/pezod.pdfIn PDF document text
- http://timeyear-v.com/userfiles/file/98050228013.pdfIn PDF document text
- http://nadiadsa.org/userfiles/file/59062020257.pdfIn PDF document text
- https://worldcastlive.com/userfiles/file/25891019217.pdfIn PDF document text
- http://thomasgearon.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dikezuwelaxeraxorinug.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16135bb5bdc26c---siwilevediwexuzusug.pdfIn PDF document text
- http://scandirent-new.ru/uploads/assets/file/86890025828.pdfIn PDF document text
- http://rld-carbon.com/file/48701030448.pdfIn PDF document text
- http://wsystem.sk/userfiles/files/vojakazereruxo.pdfIn PDF document text
- http://zajazd-broadway.pl/galeria/file/35852530006.pdfIn PDF document text
- https://ajansnigde.com/resimler/files/28527889732.pdfIn PDF document text
- https://latgalesamatnieki.lv/files/file/pakurivi.pdfIn PDF document text
- http://myrbacken.se/login/ckfinder/userfiles/files/87998798073.pdfIn PDF document text
- http://gavionescodeinsa.com/userfiles/pudatovuvesisefadikat.pdfIn PDF document text
- http://www.pvvc.cz/files/33268464180.pdfIn PDF document text
- http://hcbarrett.com/user_area/file/mojexirowegoladepetop.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/a0dd0d0623e814f5f3affa3e26e1b0ba/nudedawatopobaba.pdfIn PDF document text
- 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_off0000db60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB60 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f372.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF372 | 18068 bytes |
SHA-256: 07e94fe3b9c81ff8a1e55c12d0d5d67f4882ea2192de542b0b754c27eb73a8cb |
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font_02_sfnt_off000122c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122C2 | 10932 bytes |
SHA-256: a5982304b2359121cf9a0b3510ce85a78c7b5211b4f36349ac754a9b6e5d452e |
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