MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with one identified as a link farm, suggesting an attempt to redirect users to potentially harmful content. The presence of external URIs and the overall structure point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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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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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://fukaofoods.tw/uploads/files/202109071808359420.pdf In PDF document text
- http://studiopedrazzini.eu/userfiles/files/86621671527.pdfIn PDF document text
- https://pmapmc.com/userfiles/image/files/24215995893.pdfIn PDF document text
- http://to-tuong.com/media/ckfinder/files/61024976386.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/161329133cfb43---90509948704.pdfIn PDF document text
- http://dulwichtaxi.com/survey/userfiles/files/fuxifu.pdfIn PDF document text
- https://noelex22.org/userfiles/file/migowaxelesuvewupezis.pdfIn PDF document text
- https://psihodesk.ro/ckfinder/userfiles/files/26579523518.pdfIn PDF document text
- http://www.dogwoodagility.nl/ckfinder/userfiles/files/bilevanuna.pdfIn PDF document text
- http://probeg2000.ru/files/userfiles/files/rafidatasusu.pdfIn PDF document text
- https://rdw-wolf.de/backend/ckfinder/userfiles/files/40543492615.pdfIn PDF document text
- https://producedepot.us/userfiles/files/87920314260.pdfIn PDF document text
- http://mirutte.com/newsfiles/files/fesonolurapokupe.pdfIn PDF document text
- http://frutapacargentina.com/ckfinder/userfiles/files/4618145129.pdfIn PDF document text
- https://www.studiorosaliabusco.it/ckfinder/userfiles/files/bowafogodomumamomuv.pdfIn PDF document text
- https://auto826.vnpec.xyz/uploads/files/butikawitufiwuf.pdfIn PDF document text
- http://yhbinternational.com/userfiles/file/11898006064.pdfIn PDF document text
- http://olivetheater.com/userData/board/file/2601398150.pdfIn PDF document text
- https://jagominum.com/contents/files/romijizokarijusubabiwuki.pdfIn PDF document text
- https://www.amata.org.uk/ckfinder/userfiles/files/kalaluxulanan.pdfIn PDF document text
- http://comitatoamiantovelodromo.org/userfiles/file/jutisawurafukutomi.pdfIn PDF document text
- http://bjzjygj.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/zevuwenor.pdfIn PDF document text
- http://yyfxsw.com/upload/files/29754245230.pdfIn PDF document text
- http://tiramisu-o.com/yamituki-n/uploads/files/98673287897.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=dany+tv+box+price+in+pakistanPDF 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_off0000bc63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC63 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d475.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD475 | 17732 bytes |
SHA-256: 76670b018265c744474861d752047cea3b3e7c6edd459a30be295d0227521861 |
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font_02_sfnt_off000102b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102B6 | 10836 bytes |
SHA-256: 850b9d2be4092a0688b13e2f9c193f53ca82ab885256c32ab4de065a12f29379 |
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