MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier as malicious. It contains a link farm with numerous URLs pointing to PDF files, suggesting a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports the lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 http://hun777.hu/_user/file/3092065529.pdf In PDF document text
- https://pakianco.ir/data/image/uploads/news/files/ximesezekefedegokizo.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/dd2300a5177367cffdb3851ad0011e43/812840106.pdfIn PDF document text
- https://998.geektic.com/geektic/files/pojumotaf.pdfIn PDF document text
- http://praxis-greve-polley.de/web/editor/files/38755895909.pdfIn PDF document text
- http://sirindhorn.net/upload/File/38483049474.pdfIn PDF document text
- http://canxetaianhduc.com/images/file/23182793172.pdfIn PDF document text
- https://degardo.hollandpazsit.hu/ckfinder/userfiles/files/limukiruvoreni.pdfIn PDF document text
- https://playerpress.com/ckfinder/userfiles/files/kigifefusobirosete.pdfIn PDF document text
- http://pressvaluation.net/FCKeditor/editor/filemanager/connectors/userfiles/file/reveferabasanakulu.pdfIn PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/90422371820.pdfIn PDF document text
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/08f9af01b05322ded1823f37fdad7db2/lofidukipimagegum.pdfIn PDF document text
- http://ruben.pl/ckfinder/userfiles/files/9210468930.pdfIn PDF document text
- http://geometramaurotozzi.it/userfiles/files/nujafuxorabamixuzol.pdfIn PDF document text
- https://associazionedynamica.it/uploads/file/6283809689.pdfIn PDF document text
- https://101doctor.com/uploads/ckfiles/files/6145e1d0d02f4.pdfIn PDF document text
- https://audreyheselmans.com/_files/file/pogijazekojapowe.pdfIn PDF document text
- https://grandplaza.bg/uploads/assets/file/jaluzevi.pdfIn PDF document text
- http://flairpens.ru/uploads/files/79804611565.pdfIn PDF document text
- https://camping-du-lac-dijon.com/userfiles/fichiers/84126453084.pdfIn PDF document text
- https://mimpidia2.com/contents/files/molaxuwubebogeborija.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=new+hotstar+apk+download+2021PDF 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_off0000ddc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDC0 | 17656 bytes |
SHA-256: 21db613726704af999ed377f686f86babf8c7293e80791bd4a91b2878ad4b57f |
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font_01_sfnt_off00010bcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BCB | 10844 bytes |
SHA-256: 6f983f13bfc42f2a32640e9211f4a676792415590052ca2796244f215ef4eefc |
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font_02_sfnt_off000124fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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