MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was identified as malicious by ClamAV and an ML classifier, with heuristics indicating embedded JavaScript and a high number of external links. The embedded JavaScript (PDF_JS) is a common technique for executing malicious code within PDFs. The numerous external links, many hosted on potentially disposable domains, suggest a phishing or credential harvesting attempt, or a lure to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://debten.net/UserFiles/File/19688766272.pdf In PDF document text
- http://seto.cz/uploads/xirat.pdfIn PDF document text
- http://dulichtantai.com/files/uploaded/files/23748773490.pdfIn PDF document text
- http://brno-skoleni.cz/ckfinder/userfiles/files/44273320158.pdfIn PDF document text
- https://driftwoodcc.com/userfiles/files/21449529256.pdfIn PDF document text
- http://nesemlak.com/test/images/uploads/files/88138956392.pdfIn PDF document text
- https://hiddencliff.kr/FileData/ckfinder/files/20210914_663105149243AEFF.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613b90524e248---14705873005.pdfIn PDF document text
- http://attlas.center/userfiles/file/20936392147.pdfIn PDF document text
- http://cdn.eagle.mn/uploads/userfiles/files/vefedabibedifa.pdfIn PDF document text
- http://thuephotocopytaihanoi.com/upload/files/72206767935.pdfIn PDF document text
- http://www.39koratmachinery.com/file_upload/files/1855991024.pdfIn PDF document text
- http://hotelclinton.it/userfiles/files/juzojajekeru.pdfIn PDF document text
- http://bundoreh.com/fckeditor/files/file/58353164586.pdfIn PDF document text
- https://ichibaninfotech.com/ckfinder/userfiles/files/lazagageriwimite.pdfIn PDF document text
- http://finalstage.biz/js/upload/files/lezesufomo.pdfIn PDF document text
- http://fkhd.cz/data/img/48405862574.pdfIn PDF document text
- http://bebelino.ru/userfiles/file/figenukojufegozos.pdfIn PDF document text
- http://hasanmasat.com/ckfinder/userfiles/files/dodazalagib.pdfIn PDF document text
- http://wijnhuis-vaessen.nl/site/data/ws/files/76264668631.pdfIn PDF document text
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/ae2f82356328933bf370912b8f3a1c66/wojuzamefogijopupe.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1612edef7be5f4---disaropitamedalesabojo.pdfIn PDF document text
- http://mathrainbow.com/userfiles/file/39608877158.pdfIn PDF document text
- http://studio-rivetti.it/userfiles/files/lutigaravimuvexu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=android+reverse+geocoding+examplePDF 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_off0000af9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF9B | 14728 bytes |
SHA-256: 02b45d8f2d5be2d0dcd2e4c3bb103d1573914a392e99f67313e8da451cbf77f4 |
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font_01_sfnt_off0000d482.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD482 | 10908 bytes |
SHA-256: a181c8b1b1b318f93c35855ca90b90d25898d2694aa521d00a83b3091bce0e4b |
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font_02_sfnt_off0000ed8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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