MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm. Numerous URLs extracted from the document point to disposable domains, suggesting a phishing or malware distribution scheme. The document body content is heavily obfuscated and unreadable, providing no direct clues to its specific purpose beyond the heuristic findings.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://taxfirma.com/userfiles/file/65788011159.pdf In PDF document text
- https://emotionalgift.youngzonejewelry.com/ckfinder/userfiles/files/zejudupafo.pdfIn PDF document text
- https://letajicikoberce.cz/userfiles/file/72237893268.pdfIn PDF document text
- https://vibingvibes.com/userfiles/files/82888631601.pdfIn PDF document text
- https://deltarealestate-eg.com/userfiles/file/lotaguxebegijabixizo.pdfIn PDF document text
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/zidufesa.pdfIn PDF document text
- http://qdxqw.com/uploadfile/file/lelojiguzudom.pdfIn PDF document text
- https://doanandieuduong295doson.vn/namthuan/images/news/files/82988491965.pdfIn PDF document text
- http://myoffice2561.sesao33.net/UserFiles/File/15500075586.pdfIn PDF document text
- https://www.singaporemedicalclinic.com/ckfinder/userfiles/files/vagulepizoxulari.pdfIn PDF document text
- http://karthikeyanjayaram.in/userfiles/file/nubefawikuwikazisaxatewo.pdfIn PDF document text
- https://sts-cct.com/app/webroot/userfiles/files/33945281869.pdfIn PDF document text
- https://acp-luxusingatlanok.hu/ckfinder/userfiles/files/12127536576.pdfIn PDF document text
- http://lnv-cnc.com/userfiles/file/81450041993.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/xelop.pdfIn PDF document text
- http://storemisr.com/uploads/files/9514270448.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/34faaafe6d38c65f3c822798c3b2ac78/1448279754.pdfIn PDF document text
- http://prime-standard.com/piceditor/file/pewutakasa.pdfIn PDF document text
- http://brmxn.com/userfiles/file/20210909070959_bawi2o.pdfIn PDF document text
- http://4els.ru/uploads/images/files/jajusukivulofopeguxibef.pdfIn PDF document text
- https://cakesandcupcakes.net/userfiles/files/wizik.pdfIn PDF document text
- http://fixmyhelicopter.com/project-new/christianbook/upload_images/file/ledademazelosebepeze.pdfIn PDF document text
- http://timocomputer.cz/files/file/tarelib.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=challa+mera+putra+2+punjabi+moviePDF 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_off0000e2ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2AD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fac4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAC4 | 10936 bytes |
SHA-256: 2b9807012e6c6f8dbeb484be241bdb0592241e32e66b1c4a221ff56b1424dffb |
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font_02_sfnt_off000113b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113B3 | 17852 bytes |
SHA-256: 06d7a3ae41c84908554753686fd21589eacc892502ed9f935fbeb10a5d82d896 |
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