MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious. Heuristics indicate it functions as a link farm, directing users to numerous external PDF files hosted on various domains. The presence of many distinct hosts and the 'utm_term_redirector' flag suggest an attempt to obscure the true destination or to distribute malicious content through a wide network of sites.
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://laiksmodalux.lt/app/webroot/uploads/userfiles/files/31733621291.pdf In PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5d8c3073a---13869070591.pdfIn PDF document text
- https://producedepot.us/userfiles/files/55940249168.pdfIn PDF document text
- http://marklaliberte.com/fckupload/file/modenamoluwamilidug.pdfIn PDF document text
- http://ttworld.hu/uploads/content_files/files/vexedunuzasesoxopafimu.pdfIn PDF document text
- http://antropolog.ru/userfiles/file/45049487994.pdfIn PDF document text
- http://sp3siemianowice.pl/userFiles/files/45090757562.pdfIn PDF document text
- https://siahotel.com/userfiles/files/274432796.pdfIn PDF document text
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f827a77966---venipa.pdfIn PDF document text
- https://al-farh-iq.com/upload/userfiles/file/sifopim.pdfIn PDF document text
- http://sarljarry.com/userfiles/file/mamikutimifo.pdfIn PDF document text
- https://kolorubursztynu.kolorubursztynu.pl/web/uploads/files/90153949539.pdfIn PDF document text
- https://solturism.ro/images/file/wodagu.pdfIn PDF document text
- https://mancomunidadvaldizarbe.com/userfiles/files/xivedomimiseji.pdfIn PDF document text
- http://investbuild.ru/var/upload/file/93977632352.pdfIn PDF document text
- http://poltinik.ru/userfiles/file/70608466794.pdfIn PDF document text
- http://poney-club-romilly-aigre28.fr/userfiles/file/fewapoduloxolatob.pdfIn PDF document text
- http://spain-ex.com/images/blog/file/sifixupoxefivufijinex.pdfIn PDF document text
- https://tapetcenter.ro/app/webroot/files/userfiles/files/zikubesilo.pdfIn PDF document text
- https://autohausnschmidt.de/userfiles/file/9787227576.pdfIn PDF document text
- http://cuatro-pr.org/sites/default/files/file/74064914733.pdfIn PDF document text
- http://gyogytornasz.hu/editor_up/dakeg.pdfIn PDF document text
- http://kfoodntea.com/dataroom/file/80363154250.pdfIn PDF document text
- https://nabil-doukali.com/userfiles/file/bujuboxudap.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=android+payment+processingPDF 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_off0000bfde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFDE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d7f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7F0 | 16412 bytes |
SHA-256: 230cc70af9feedc7ef6ce32c475d85355d2d0721054bdc42988dd21157e8522e |
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font_02_sfnt_off00010247.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10247 | 10904 bytes |
SHA-256: ee486e782f370198bd19209ca939a353c2cb1777590f4ec8697d9f9e6ef609c1 |
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