MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF is identified as a phishing lure due to its small size and image-only content, designed to trick users into clicking an embedded link. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a large number of distinct hosts, suggesting a broad phishing campaign. While no scripts were directly extracted, the nature of the PDF and the presence of numerous unknown URLs point towards a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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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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Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LUREPDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 68 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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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://a-pluset.com/userfiles/kujudesidijesebafubi.pdf In PDF document text
- https://appvid.eus/userfiles/files/duzop.pdfIn PDF document text
- https://egca.fr/userfiles/file/jopimojupozisezerenot.pdfIn PDF document text
- https://festivaldelmaridaje.com/sgi_userfiles/userfiles/files/dawesesivif.pdfIn PDF document text
- http://choragwica.pl/userfiles/file/8503985524.pdfIn PDF document text
- http://renknh.com/ckupload/files/gowudogubogatezojas.pdfIn PDF document text
- http://laptopcuhaiphong.vn/upload/files/nasozakewowufi.pdfIn PDF document text
- https://europawindow.com/app/webroot/img/main_content/files/jesofu.pdfIn PDF document text
- https://abandassociates.com/ckfinder/userfiles/files/11850608580.pdfIn PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/16140764401b15---sekafejamowaf.pdfIn PDF document text
- https://jmtours.co/aym_image/files/70712716315.pdfIn PDF document text
- http://computer-rudolstadt.de/upload/file/65235905387.pdfIn PDF document text
- http://piazzademarini3ge.com/userfiles/files/8249019331.pdfIn PDF document text
- https://sysyanginguvenlik.com/uploads/files/fepimorel.pdfIn PDF document text
- https://giaynangchieucao.com/userfiles/file/topikurajoraveled.pdfIn PDF document text
- http://www.civilhospitalpalampur.in/img/uploads/files/filirowil.pdfIn PDF document text
- https://jackinthegymtpe.com/uploads/files/202109051925537291.pdfIn PDF document text
- https://xn--pssa17sw71b.tw/upimages/files/woselututu.pdfIn PDF document text
- http://nexxosrealty.com/userfiles/files/6781245163.pdfIn PDF document text
- http://bikaji.zohukum.com/ckfinder/userfiles/files/niloronogokod.pdfIn PDF document text
- http://polskienarty.pl/data/aktualnosci_imgs/file/93394956303.pdfIn PDF document text
- http://retco.ge/ckfinder/userfiles/files/45428251215.pdfIn PDF document text
- http://turningpointdigital.com/cote_dor_import/admin/ckfinder/userfiles/files/11856714192.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=chemical+formula+for+alcoholPDF 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_off0000b112.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB112 | 10364 bytes |
SHA-256: f69ba9d22b1b115efee848abcc05fd58274e228d2f26bfdfb2aa21e60edbbfb7 |
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font_01_sfnt_off0000c872.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC872 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e084.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE084 | 13884 bytes |
SHA-256: 4014f82fe4b12987d921429ac47d6ca7e5234b362c685dec87184a40d9a4cc52 |
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