MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs pointing to a link farm, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this by identifying the structure as a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://hig-hegmann.de/userfiles/file/wivigigenoxugumizasim.pdf In PDF document text
- http://dragonera.cn/admin/userfiles/file/xunopamozezuzolupabobi.pdfIn PDF document text
- http://www.azurwelcomeservices.com/userfiles/file/24568922179.pdfIn PDF document text
- http://skontrolsengineering.com/file_media/file_image/file/81587243352.pdfIn PDF document text
- http://bikaji.zohukum.com/ckfinder/userfiles/files/guvubosokujoneged.pdfIn PDF document text
- http://happyhanool.com/ckupload/files/21765097255.pdfIn PDF document text
- http://ssaisarang.com/ckfinder/userfiles/files/xuzutisekawaboguper.pdfIn PDF document text
- http://shtaket46.ru/page_edit/_samples/userfiles/files/dunazegugeredibepide.pdfIn PDF document text
- http://cadelupo.it/userfiles/files/polokenivinalesovadu.pdfIn PDF document text
- http://franceplus.fr/userfiles/file/83181712262.pdfIn PDF document text
- https://watertorens.nl/userfiles/file/natipixexunusatekakit.pdfIn PDF document text
- http://gevenschoenen.nl/ckfinder/userfiles/files/bovewunerovabeve.pdfIn PDF document text
- http://johnmarzillier.com/ckfinder/userfiles/files/fekoxoxojenebugisaxizetu.pdfIn PDF document text
- http://odesignlab.ru/admin/ckfinder/userfiles/files/tisapurezusezuxif.pdfIn PDF document text
- http://xn--939a66v0zjo3bcvdmrp.com/data/ckfinder/files/39774686106.pdfIn PDF document text
- https://12shio3.com/contents/files/94116320581.pdfIn PDF document text
- https://softwebstar.com/shop/userfiles/file/3060154073.pdfIn PDF document text
- https://latework.cz/soubory/68482494514.pdfIn PDF document text
- http://marcobernini.it/userfiles/files/27508445966.pdfIn PDF document text
- http://yamamatoen-wanwan.jp/ckfinder/userfiles/files/10635850186.pdfIn PDF document text
- http://mannaz.pl/userfiles1/file/4112240132.pdfIn PDF document text
- https://univerosg.com/ckfinder/userfiles/files/42103484646.pdfIn PDF document text
- http://schokofontaenen.de/idata/vusokusedubu.pdfIn PDF document text
- http://taiwan-tsai.com/upload/files/titus.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/HKUGBsJGI0E/uplcv?utm_term=1.16+texture+pack+creatorPDF 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_off0001137f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1137F | 19264 bytes |
SHA-256: b5fe893626966438a041108aab939a29dcd689dfae6b85fbf59e9ce9253349ae |
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font_01_sfnt_off000145b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145B3 | 10440 bytes |
SHA-256: 84a7d7fb38b32da614f06697ba45e1d8a0bd0641f8c4ec9271204383ceffb3d1 |
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font_02_sfnt_off00015d98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15D98 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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