MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to PDF files on various domains, suggesting a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a large number of links on disposable hosting. No scripts were extracted, and the document body was unreadable, but the overall structure and heuristics point to a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://tailormade-sales-marketing.com/userfiles/file/julorabowufenunirexi.pdf In PDF document text
- http://gd-weimi.com/upfolder/e/files/20211008164138.pdfIn PDF document text
- http://kodcomputers.ro/2664/uploads/38746385845.pdfIn PDF document text
- http://sgrappresentanze.eu/userfiles/files/vejefegoxuxixan.pdfIn PDF document text
- https://tigaintan.com/contents/files/nilaku.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1614d857c0a9b6---kodezirajunugufuxuxesaj.pdfIn PDF document text
- https://essuances.com/ckfinder/userfiles/files/2629905855.pdfIn PDF document text
- http://kerekagy.hu/UserFiles/file/94480040204.pdfIn PDF document text
- http://inica.org/files/file///45404526392.pdfIn PDF document text
- http://htwy.com/upload/file/wejigeg.pdfIn PDF document text
- http://kunas.lt/app/webroot/uploads/files/10297894441.pdfIn PDF document text
- http://ranczowdolinie.com/files/pizobubebaziwaf.pdfIn PDF document text
- http://canadapremiumlubes.com/survey/userfiles/files/zobawuvalisatisijifi.pdfIn PDF document text
- http://tbff-bygg.se/img/files/87328384235.pdfIn PDF document text
- https://dagvandearchitectuur.be/_files/file/46890098898.pdfIn PDF document text
- http://beiwendq.com/userfiles/file/kuminemesi.pdfIn PDF document text
- https://safrano.pl/userfiles/file/85634011224.pdfIn PDF document text
- https://kawanmto.org/contents/files/semewuto.pdfIn PDF document text
- http://tl-maskinfabrik.dk/userfiles/file/duzug.pdfIn PDF document text
- http://newo.ru/files/files/sujebotaguzujow.pdfIn PDF document text
- https://dwitunggaljaya.com/sitefiles/file/zutimibadivenadu.pdfIn PDF document text
- http://exima.kr/userData/board/file/belak.pdfIn PDF document text
- http://etre-belle.su/images/file/peguxes.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/161454ae324b7f---84252142239.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=career+objective+for+procurement+engineerPDF 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_off0000c6eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6EB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000df02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF02 | 11076 bytes |
SHA-256: 805cac9a50204db2ea98ef517b60526e0d1faef638cc07e62bf5269907bdd294 |
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font_02_sfnt_off0000f89c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF89C | 17220 bytes |
SHA-256: 7354d12452d9782a9614814181c939f2a3cad8401dd07a309bd695cf980df1e1 |
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