MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external URLs, many of which are hosted on disposable domains and appear to be part of a link farm designed to redirect users. The presence of embedded URLs and the heuristic indicating a link farm suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://archism.ru/uplcv?utm_term=how+to+recover+data+without+usb+debugging PDF link annotation
- https://www.canoe.ro/Extras/ckfinder/userfiles/files/77844735013.pdfIn PDF document text
- http://hillcrestneighborhoods.com/userimages/nevewebupufumunodataroxuv.pdfIn PDF document text
- https://galerie-louise.be/userfiles/files/jimozonogixomu.pdfIn PDF document text
- https://sanmuabancongty.vn/images/content/files/50247262571.pdfIn PDF document text
- https://orig-shop-gsm.ro/ckfinder/userfiles/files/fazatavunamamanoni.pdfIn PDF document text
- https://getadoc.in/ckfinder/userfiles/files/zoludenam.pdfIn PDF document text
- https://msiutilities.net/documents/luruf.pdfIn PDF document text
- https://all-stage-meditation.tw/uploads/files/614930a359fe0.pdfIn PDF document text
- https://detectiveoffice.net/userfiles/file/99600638851.pdfIn PDF document text
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/16148164d6d11e---vudejuzeseju.pdfIn PDF document text
- http://triple-a.co.th/ckfinder/userfiles/files/gosegotuvubonuw.pdfIn PDF document text
- http://alfadent-volg.ru/images_uploads/files/59864221489.pdfIn PDF document text
- http://obedovice.cz/userfiles/file/jasumufetoturi.pdfIn PDF document text
- https://geniodelweb.com/file/60221938344.pdfIn PDF document text
- https://skywaynepal.com/userfiles/file/mavofipujofoxemu.pdfIn PDF document text
- https://himalayanthailand.com/image/upload/File/pusawexosuwiratotogunegug.pdfIn PDF document text
- http://kxxbs.com/uploadfiles/file/a/wixutonuxidedib.pdfIn PDF document text
- https://zbmbudomont.pl/userfiles/file/40916567967.pdfIn PDF document text
- https://ylwlgwadmin.ylwl.cn/upload/files/pisimunawiwuvijasimura.pdfIn PDF document text
- http://packturf.fr/files/48060066685.pdfIn PDF document text
- http://accutindustry.com/Upload/files/20210919224744.pdfIn PDF document text
- https://leavereview.com/customerinterview/ckfinder/userfiles/files/4209959500.pdfIn PDF document text
- http://360global.ca/userfiles/file/gonabigalovujativevesega.pdfIn PDF document text
- http://cnsgawefgl.netsociality.com/upload/files/joxemetod.pdfIn PDF document text
- 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_off0000b385.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB385 | 17472 bytes |
SHA-256: c4660428a999d4dc494c6bfbdd196a875f707a7aa1d803a4c24eb278f2af2b5a |
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font_01_sfnt_off0000e00e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE00E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f825.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF825 | 10984 bytes |
SHA-256: 6ef1115f3d84930fc3fc19e8ad74de1b3d4a1240677208f1a20524e7fdb82321 |
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