MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous external URIs and is described as a link farm hosted on disposable domains, suggesting it's designed to redirect users to potentially harmful content. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://oniceh.ru/uplcv?utm_term=watch+boruto+episode+171
- http://weighlessthisyear.com/ckfinder/userfiles/files/53531110989.pdf
- http://munsusa.org/userfiles/file/20210906180509.pdf
- https://www.theknowledgeonline.com/files/lib/ckfinder/userfiles/files/vaxekeseguke.pdf
- http://www.museopizarra.com/ckfinder/userfiles/files/pupapozazuzupapozamoseg.pdf
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/g4q6sqigi2q84qi8llfsqq18b0/65903141955.pdf
- http://klubalfa.org/img/userfiles/file/85666448345.pdf
- http://tetraeng.it/userfiles/files/30901193909.pdf
- http://suyogmaratha.com/editorimages/file/6322406828.pdf
- https://amatnieks.com/pictures/image/veleposaridiwive.pdf
- http://planao.com/ckfinder/userfiles/files/kinajipujenup.pdf
- http://royalgroup.at/tmp/24714090250.pdf
- http://innovad-ltd.com/userfiles/file/70005752938.pdf
- https://armagedonspedycja.pl/files/file/gagezejipefamugitag.pdf
- https://www.studioline.ie/ckfinder/userfiles/files/filusat.pdf
- http://www.horakgolf.cz/ckfinder/userfiles/files/wobaviwavutijosadi.pdf
- https://www.domaine-de-la-ferme.fr/ckfinder/userfiles/files/sekimubesawudi.pdf
- http://fred-robin.com/ckfinder/userfiles/files/71793802478.pdf
- https://eghamatyab.com/basefile/bainbookcom/files/lukukipozole.pdf
- http://qhchemicalsfeed.com/upload/files/87110085068.pdf
- https://smwebtechnology.com/arishayurveda.com/userfiles/file/nifopedusadezuvu.pdf
- https://ncvpte.in/userfiles/file/67913825956.pdf
- http://thrifty-uy.com/files/others/68108754455.pdf
- http://www.coverseg.com/uploads/ckfinder/files/9942217765.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013b5b.bin094f50fd44cce9cc7684b65e553680099b9d5f30ce398b9594b7155f42138eac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B5B | 10796 bytes |
font_01_sfnt_off00015449.bina697ef070abd0f62512ea0efafd47b29a99a6c63d0aa1841ecc7fd04b5f500b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15449 | 20436 bytes |
font_02_sfnt_off00018a44.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18A44 | 16792 bytes |
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