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, specifically as a phishing trojan. It contains a large number of embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm designed to distribute further malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a deliberate attempt to create a network of links for malicious purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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://amdind.com/userfiles/file/sijovafet.pdf In PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/16158bffd5a6f4---xofanope.pdfIn PDF document text
- http://architettosbaffo.com/userfiles/files/51150094011.pdfIn PDF document text
- https://warungmimpishio.com/contents/files/64288410990.pdfIn PDF document text
- https://crbz.ru/userfiles/file/zifokipuwavewegas.pdfIn PDF document text
- http://donghobaoan.com/uploads/files/navakuxesa.pdfIn PDF document text
- https://ashasuchikala.com/ckfinder/userfiles/files/lefobaripo.pdfIn PDF document text
- http://www.examnotice.in/uploads/files/nusopemedudigijolusu.pdfIn PDF document text
- http://fli.edu.mn/ckfinder/userfiles/files/70983167473.pdfIn PDF document text
- https://pmapmc.com/userfiles/image/files/bamuwasifufujedix.pdfIn PDF document text
- http://esejsc.com/upload/files/31219633714.pdfIn PDF document text
- http://phannhan.vn/files/usersfiles/files/93923803550.pdfIn PDF document text
- http://gymostrov.eu/gymostrov/userfiles/file/sabanilimuwaxifuwaxupu.pdfIn PDF document text
- http://trivio.it/userfiles/files/89635700943.pdfIn PDF document text
- https://shidoremicrosys.com/media/fokijokiwoseporatimegurix.pdfIn PDF document text
- http://cnsgawefgl.netsociality.com/upload/files/tezepewerumumadusudij.pdfIn PDF document text
- http://www.plain-pied.com/editeur/ckfinder/userfiles/files/79117904319.pdfIn PDF document text
- https://konyaalotaksi.com/userfiles/file/tonifomanotowal.pdfIn PDF document text
- http://blekinge.boj.se/uploads/userfiles/files/puzetajewovozi.pdfIn PDF document text
- http://facilitymanagementassociates.com/survey/userfiles/files/mudunigew.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/161409691b20af---tigigidoxemowijupizux.pdfIn PDF document text
- http://spreewaldatelier.de/img/editor/file/jiwasiladoterumetaj.pdfIn PDF document text
- http://iraneto.com/basefile/iranetocom/files/lakekotovadivebo.pdfIn PDF document text
- https://hsdinstruments.nl/uploads/files/16265570427.pdfIn PDF document text
- http://ccsup.co.th/uploads/ckfinder/files/lajowosezetuvatujikozu.pdfIn PDF document text
- http://thebankcardservice.com/uploads/files/pogabosesugawubuxebatu.pdfIn PDF document text
- https://eyetracking.pl/userfiles/file/15199441841.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=rising+of+the+shield+hero+ep+3PDF 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_off0000dc39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC39 | 19340 bytes |
SHA-256: 5c83b8f96a735c5f87c727ff6215614c013b781f55f1c2453b1ae4c9145473f3 |
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font_01_sfnt_off00010f51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F51 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012768.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12768 | 10832 bytes |
SHA-256: ebed29a85a0b39df90690b721878816986e7c54f7647aecd416470dcf511a542 |
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