MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm. The document body is heavily obfuscated, but the presence of numerous external URIs, many pointing to potentially disposable domains, suggests a phishing or redirection attempt. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards an attempt to direct users to malicious or deceptive content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://cafesezony.ru/fck_editor_files/files/80488836176.pdf In PDF document text
- https://crownprolaw.com/userfiles/Proj_Name/files/16936741890.pdfIn PDF document text
- https://mancomunidadvaldizarbe.com/userfiles/files/kubavoveka.pdfIn PDF document text
- https://cbconsulting112.ca/userfiles/files/12089269650.pdfIn PDF document text
- http://kronospan-mofa-hungary.hu/editor_up/baxoweretugogekugal.pdfIn PDF document text
- https://hotelite.in/userfiles/file/zutizawonike.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/1339d2de90e581895a633cc9041b96c4/bukutesefulebewev.pdfIn PDF document text
- https://studyhalltracker.com/files/file/nanidur.pdfIn PDF document text
- http://www.caribbeandentist.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143932263e2a---numivobagidujuwixod.pdfIn PDF document text
- http://neodentpetrosino.it/userfiles/files/25074589014.pdfIn PDF document text
- http://web-news.eu/www/pkpar/userfiles/file/93462944893.pdfIn PDF document text
- https://agrimal.pl/userfiles/file/5742493288.pdfIn PDF document text
- http://jamalcar.com/userfiles/file/ruzotakubitunaka.pdfIn PDF document text
- http://suriyedostlukdernegi.org/image/files/67622356582.pdfIn PDF document text
- https://invest.pl/userfiles/file/7017239455.pdfIn PDF document text
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/fujeruniwevazagigasaf.pdfIn PDF document text
- https://etcbt.com/userfiles/file/nomeriribodovejigopidadi.pdfIn PDF document text
- http://universalgroupautos.com/files/others/40358645726.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/webebarovubodezifigipof.pdfIn PDF document text
- https://dobre-akce.cz/media/files/file/78636500111.pdfIn PDF document text
- http://velapower.com/glwh/UploadFile/file/2021090414163873499.pdfIn PDF document text
- http://zpkprzemysl.pl/ckfinder/userfiles/files/wofejapinevuluredugu.pdfIn PDF document text
- http://cinstech-inspect-survey.com/fckeditor_userfiles/file/72399678959.pdfIn PDF document text
- https://felicityokolo.com/file/52140951500.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=website+to+view+instagram+profilesPDF 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_off0000b501.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB501 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD13 | 18164 bytes |
SHA-256: 7bb995f77b32c20c07fc4af8915b97c728a0372043215e64620140656a87a5ab |
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font_02_sfnt_off0000fab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAB2 | 10984 bytes |
SHA-256: 1de2e027b79d66ad31127899f2207053555af1bb1f69ebc76984d8f94bf6e4f5 |
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