MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs and is flagged as a link farm on disposable hosting, suggesting it's used to redirect users to potentially malicious websites. The presence of embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly indicate a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 5
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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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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://synerhu.ru/uplcv?utm_term=the+everything+store+pdf+download PDF link annotation
- https://emons-verlag.com/testarea/cwsCMSlight/media/files/53051677851.pdfIn PDF document text
- http://meteoratourismactivities.com/files/files/dobebivino.pdfIn PDF document text
- https://teater77.nl/userfiles/file/54009357892.pdfIn PDF document text
- https://xn--z4qq44i.tw/upload/actfiles/6508012944.pdfIn PDF document text
- https://tyeetomsfishing.com/userfiles/file/botolugobivima.pdfIn PDF document text
- https://www.fyna.com.au/application/third_party/ckfinder/userfiles/files/88001024259.pdfIn PDF document text
- http://offerseir.com/basefile/offerseircom/files/nekewokaxat.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613519e40bc5b---34071488378.pdfIn PDF document text
- http://hifitness.hu/userfiles/file/mojap.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16146e13d358d4---vefavovifex.pdfIn PDF document text
- https://aventura-agence.lu/userfiles/files/28659202690.pdfIn PDF document text
- http://generoussecurity.com/uploads/56438086294.pdfIn PDF document text
- http://xn--aknmedcal-wpbe.com/uploads/file/latodofowuwaxigarubizap.pdfIn PDF document text
- http://art-ball.net/files/file/marifanumuxezivawe.pdfIn PDF document text
- http://www.mearesandassociatesllc.com/siteuploads/editorimg/file/20601605127.pdfIn PDF document text
- http://cgl.lu/userfiles/files/3639139928.pdfIn PDF document text
- https://hyosungulf.com/uploads/file/povinoxugemefiw.pdfIn PDF document text
- http://sxsasa.org/images_fck/file/1630508471.pdfIn PDF document text
- https://wic-net.com/userfiles/file/162762829.pdfIn PDF document text
- https://www.displaysdirectaustralia.com.au/application/third_party/ckfinder/userfiles/files/89300522628.pdfIn PDF document text
- http://domplus.su/userfiles/files/33259210698.pdfIn PDF document text
- http://www.ezmoving.com/file/goxebefozupozibomi.pdfIn PDF document text
- http://stmrcstvm.com/userfiles/file/928471463.pdfIn PDF document text
- http://cen7dias.es/userfiles/files/xulasizawava.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_off0000cabe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCABE | 16412 bytes |
SHA-256: b42b7461b94b479f44ffc2728b61cce3c41b0e251fbd1844cba65a2d2ab6d154 |
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font_01_sfnt_off0000f4ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4CE | 11008 bytes |
SHA-256: 9ef76de8c384ee40a0194bc7a252823dfbebedd4d7811bb4a151ff9443756585 |
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font_02_sfnt_off00010e3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E3A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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