MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by a machine learning classifier and ClamAV as malicious, with high confidence. It contains numerous embedded URLs pointing to a link farm hosted on various domains, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate attempt to obscure the final destination through a large number of distinct hosts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 https://texasbordervolunteers.org/userfiles/file/bajabodiloxoxezogomejogig.pdf In PDF document text
- https://marathonroller.com/userfiles/files/ponok.pdfIn PDF document text
- http://bindashnews.com/userfiles/file/gulakuxekek.pdfIn PDF document text
- https://autoradiator.mn/uploads/ckfinder/files/27895554078.pdfIn PDF document text
- https://eguiders.com/uploads/94046981905.pdfIn PDF document text
- http://topmebli.com/content/xuploadimages/file/golojataxudu.pdfIn PDF document text
- http://www.de.ruben.pl/ckfinder/userfiles/files/53853399235.pdfIn PDF document text
- https://aymsoft.us/aym_image/files/18684315614.pdfIn PDF document text
- http://pension-erlkoenig.de/img/editor/file/24492267355.pdfIn PDF document text
- https://serpavenger.com/ckfinder/userfiles/files/38665045554.pdfIn PDF document text
- https://cansandientu.net/Images_upload/files/toluduzegegepegugi.pdfIn PDF document text
- http://vom-ragnaroek.de/uploads/file/mutupume.pdfIn PDF document text
- http://personal.sut.ac.th/chantira/port/ckfinder/userfiles/files/1311984941.pdfIn PDF document text
- http://sino-web.net/filespath/files/20210913032016.pdfIn PDF document text
- http://peter-crooks.com/userfiles/file/22582856078.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/ucobbv3usk9pmotglaal68kg47/44281809943.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/dajiwilafebunivegata.pdfIn PDF document text
- http://merklink.nl/site/data/ws/files/13468309559.pdfIn PDF document text
- http://strandedtattoo.net/file/nomoguzowozelapes.pdfIn PDF document text
- http://macabrey-luthier.fr/data/Files/dunokijarowezotedabuwu.pdfIn PDF document text
- http://symbioticlifetech.org/attfile/fckimg/file///2021091975822_855930432.pdfIn PDF document text
- http://progettarecasa.com/userfiles/files/25805002635.pdfIn PDF document text
- https://ehlibeytalimleri.com/resimler/files/52225884275.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=operations+management+pdf+heizerPDF 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_off0000d47d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD47D | 17784 bytes |
SHA-256: 365a0d630e1c3a9dadb20bc05a5756dcbec09638f9fc6f271460d92a5a8999b9 |
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font_01_sfnt_off000102f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102F0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011b07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B07 | 10984 bytes |
SHA-256: ba303c42cee9a9e03e16834762acf63aa3f7e4ae21f008018a4490da7c90ccc3 |
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