MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to various domains, identified as a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a malicious intent, likely for phishing or distributing further malware. While no scripts were explicitly extracted, the nature of the embedded URLs and the ML classifier's high confidence indicate a malicious document, possibly leveraging PDF vulnerabilities or social engineering.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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 http://primethailand.com/ckfinder/userfiles/files/48515678837.pdf In PDF document text
- http://delfosventures.eu/userfiles/files/sibexizawob.pdfIn PDF document text
- http://sistersaviopublicschool.com/userfiles/file/fuletexevaxevulixumuzis.pdfIn PDF document text
- http://drairtools.com/ckfinder/userfiles/files/dilevinadalovamegasoj.pdfIn PDF document text
- https://coil.hk/upload/files/46273707515.pdfIn PDF document text
- https://swift-tw.com/lcc/upload/files/2512386257.pdfIn PDF document text
- http://mcutech.net/upload/2021/09/file/1630951211126779284.pdfIn PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/16133c4056c348---12363893412.pdfIn PDF document text
- http://lso-msm.com/userfiles/file/8493190087.pdfIn PDF document text
- https://signika.pl/Upload/file/fivevaxala.pdfIn PDF document text
- https://shreenathtechnologies.com/userfiles/file/33169475475.pdfIn PDF document text
- http://tencanpowder.com/d/files/kitedazipevufetatulonane.pdfIn PDF document text
- http://aotwcasino.com/ckfinder/userfiles/files/nazuxuput.pdfIn PDF document text
- https://brune-schmuckwerk.de/ckfinder/userfiles/files/fuzupitomarobisetivemiw.pdfIn PDF document text
- https://www.lire-les-notes.com/ckfinder/userfiles/files/16064394645.pdfIn PDF document text
- http://intersonik.eu/upload/files/57928253906.pdfIn PDF document text
- https://websbag.com/uploads/files/35501647033.pdfIn PDF document text
- http://aimic.com/userfiles/file/damiwunepulureserarura.pdfIn PDF document text
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/be4abc46aa1a8dbe03994a447c58b6e2/93695394502.pdfIn PDF document text
- http://protrialse.eu/files/files/811165988.pdfIn PDF document text
- http://baikalspring.ru/ckfinder/userfiles/files/xorerewizazegewajuteja.pdfIn PDF document text
- http://stellarp.com/userfiles/files/ridifafedikezigufumexilo.pdfIn PDF document text
- http://fruhmann-elektrotechnik.at/moretuvapibutozubaliga.pdfIn PDF document text
- http://leicesterbiketec.com/userfiles/file/72746973982.pdfIn PDF document text
- http://biosystech.com/pdsFck/file/doxukarijusazebizafak.pdfIn PDF document text
- https://onwater.my/uploads/file/86958868657.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=genshin+impact+wallpaper+4k+androidPDF 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_off0000cff4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFF4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e80b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE80B | 11076 bytes |
SHA-256: 6bdda37da5a6b95a125e86a1e3563118b3b2937f026a9b07a3e8f3b586923e0a |
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font_02_sfnt_off000101c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101C3 | 18256 bytes |
SHA-256: 27f49a54aef22f54f0137e457ef74f1268e7043ff58934ae8d554c3e16508cd2 |
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