MALICIOUS
124
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. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, indicating a link farm designed to obscure the ultimate destination. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, suggesting a tactic to evade detection by distributing links across many low-reputation domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.7514
Heuristics 4
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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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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://carbonelite.ru/file/2721314205.pdf In PDF document text
- http://tccsrl.org/userfiles/files/75199513582.pdfIn PDF document text
- https://bisleriwheel.genefied.co/ckfinder/userfiles/files/vasixeletadex.pdfIn PDF document text
- http://beccaro.it/userfiles/files/fupujigabezoj.pdfIn PDF document text
- http://nissanotogovap.net/uploads/images/files/69798322581.pdfIn PDF document text
- http://artpolyclinic.com/file/files/47112690500.pdfIn PDF document text
- https://interstudy.net/userfiles/file/ruxaruxunag.pdfIn PDF document text
- http://architettipassarinmarzotto.com/userfiles/files/60039880142.pdfIn PDF document text
- http://trunghungplastic.com/luutru/files/ruxunovepikogajewi.pdfIn PDF document text
- http://machinegroup.ru/img/outer/files/kamatiwejig.pdfIn PDF document text
- http://scro.ru/pic/file/14452268007.pdfIn PDF document text
- http://hijoin.hu/editor_up/xatodebisefofotakax.pdfIn PDF document text
- http://ever-pioneer.com/upload/files/tipusafikitofuz.pdfIn PDF document text
- https://haisanquangninh.org/data/dulieu/files/zuxudafunemilixatewejexos.pdfIn PDF document text
- https://njshore.drinkpoint.com/uploads/files/pedegaxikutugotiguretige.pdfIn PDF document text
- http://auburn-properties.com/userfiles/files/54629988214.pdfIn PDF document text
- http://zjbfjt.com/upload/files/doguzozedupe.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=fortnite+free+v+bucks+generator+2021PDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c2b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2B0 | 11132 bytes |
SHA-256: dc98474dd0c8537b5e9d28207ba1167bcb18ae08785e9c13692cccbd951ee146 |
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font_01_sfnt_off0000dcf1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCF1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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