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. Heuristics indicate it functions as a link farm, directing users to numerous disposable domains, one of which is explicitly a PDF file. The presence of embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly suggest a phishing or malware distribution attempt. No scripts were extracted, but the overall structure points to a malicious document designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://crysiq.ru/uplcv?utm_term=how+to+backup+android+device PDF link annotation
- http://ormansagszive.hu/upload/file/28797489754.pdfIn PDF document text
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16130c7f0d6ebb---durivimuxabidizanon.pdfIn PDF document text
- https://ijfbacknumber.com/editor_up/mufojafa.pdfIn PDF document text
- http://falconfam.com/ckfinder/userfiles/files/fozudawew.pdfIn PDF document text
- http://kingbikeonline.com/images/upload/File/70080231198.pdfIn PDF document text
- http://vdtonline.vn/static/uploads/editor/files/nufikenepados.pdfIn PDF document text
- https://theurbanthinktank.com/files/majabivudazo.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2d4635841---95962114060.pdfIn PDF document text
- http://mcap.cz/images/uploadedimages/file/36559504775.pdfIn PDF document text
- https://banerjeetourspecial.in/ckfinder/userfiles/files/revibatewikovuwof.pdfIn PDF document text
- http://chukysovin.com/img-svc/files/40760775229.pdfIn PDF document text
- http://gustosandvic.com/ckfinder/userfiles/files/15485217323.pdfIn PDF document text
- http://anthonyjcincottalaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/23271352883.pdfIn PDF document text
- https://clubesolbra.com/uploads/files/neluwapar.pdfIn PDF document text
- http://www.eurosecurimed.com/ckfinder/userfiles/files/gixisemuki.pdfIn PDF document text
- https://pjkconstruction.ca/images/file/bafevaxadebebaw.pdfIn PDF document text
- http://riverhouse.at/pcms/content/file/51131676612.pdfIn PDF document text
- https://taumed.kz/upload/2021/09files/210906023329697970glmf4.pdfIn PDF document text
- http://mitroc.com/userfiles/file/jisugitosejos.pdfIn PDF document text
- https://dildendilecevirievi.com/upload/ckfinder/files/34906959358.pdfIn PDF document text
- http://naoshima-habitant.com/images/blog/file/xefikoxi.pdfIn PDF document text
- https://zenithoverseas.com/assets/userfiles/files/wuvubafagobekokenojifuge.pdfIn PDF document text
- http://julianina.dk/upload/file/9818296846.pdfIn PDF document text
- http://bmfjhjk.friend-match.com/upload/files/guweluxub.pdfIn PDF document text
- https://btsis.com/upload/ckfinder/files/98757683131.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/rotamubosatiduwakofel.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_off0000ebd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBD4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000103e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103E6 | 16624 bytes |
SHA-256: d83e48beb81c5d4be5cb82cc5df62c822ec1f5cc0d0698cdcbf056cfd339a82b |
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font_02_sfnt_off00012ef3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EF3 | 10768 bytes |
SHA-256: 3e7503a981ff2315ff50b30ab9c2a2e95f63aee09aac7da27efcf1d57287f603 |
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