MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to numerous distinct domains, many of which are likely disposable. The presence of many unknown URLs suggests a campaign to distribute malicious content or facilitate phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://booklandbooks.com/userfiles/file/54844087954.pdf In PDF document text
- https://chingchia.com/uploads/files/202109101403288800.pdfIn PDF document text
- http://bellina.pl/userfiles/file/wapiwutesetibomanidamon.pdfIn PDF document text
- https://stmarys-perthamboy.com/upload/File/53660383680.pdfIn PDF document text
- http://maxbrio.kr/files/files/59383597702.pdfIn PDF document text
- http://drivingschool-brno.eu/files/fetalunomepare.pdfIn PDF document text
- http://hhoasis.org/app/webroot/img/fck/file/zomalavijepini.pdfIn PDF document text
- https://indirimlipin.com/calisma2/files/uploads/48782779293.pdfIn PDF document text
- http://fluitec.fr/ressource/site-image/files/memupinapekujamopesuk.pdfIn PDF document text
- http://upsshop.ru/ckfinder/userfiles/files/bideperaxikag.pdfIn PDF document text
- http://motolargo.pl/userfiles/file/wozup.pdfIn PDF document text
- http://mkngsp.ru/upload/files/xomonamuzulironu.pdfIn PDF document text
- http://sushiyaslo.com/uploads/files/26367355545.pdfIn PDF document text
- https://maytinhdalat.vn/images/uploads/files/64445930456.pdfIn PDF document text
- http://allgeology.ru/ckfinder/userfiles/files/wegiverimolipum.pdfIn PDF document text
- https://designsdubaiukfashion.com/userfiles/file/xuriga.pdfIn PDF document text
- http://pepinieres-soupe.com/userfiles/file/rinuzobofikabef.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133329eba809---rixewolixutemumot.pdfIn PDF document text
- https://danielfelber.ch/userfiles/file/57533035011.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/moxegaxawevif.pdfIn PDF document text
- https://markyatirim.com/resimler/files/tesutumudabonam.pdfIn PDF document text
- http://testplanet.nl/uploads/files/83879758173.pdfIn PDF document text
- http://adec-interiors.net/Uploads/file/47695840023.pdfIn PDF document text
- https://cleartunemonitors.com/ckfinder/userfiles/files/239118946.pdfIn PDF document text
- https://bamfieldrental.com/userfiles/file/gijamisixatupidazowerewa.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=time+machine+restorePDF 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_off0000bf6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF6E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d780.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD780 | 15948 bytes |
SHA-256: 5442b0902c5cc62f12b929793a15ea014c558a89db6c5c3f4c968ad0a31f7090 |
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font_02_sfnt_off0001006a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1006A | 10412 bytes |
SHA-256: a2bdbccb707078d351a834a4285f1e9de42a590d7f1da724a218b0807b538a00 |
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