MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability or contains malicious content. The presence of numerous links to external PDFs on disposable domains suggests a link farm or phishing attempt, aiming to direct users to potentially harmful content. The document body is heavily obfuscated, preventing a clear understanding of its direct intent beyond the heuristic findings.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://globalbando.com/DATA/upload/files/202109210953509684.pdf In PDF document text
- https://m-isc.com/userfiles/file/sonepisura.pdfIn PDF document text
- https://jasmijnbloemengroen.nl/userfiles/file/salajirekaka.pdfIn PDF document text
- http://sendedianqi.com/upload_fck/file/2021-9-2/20210902151723133397.pdfIn PDF document text
- http://www.ppk-kp3k.kkp.go.id/ver2/extra/ckfinder/core/connector/php/media/ckfinder/files/68539808823.pdfIn PDF document text
- http://geluidsadviesnederland.nl/ckfinder/userfiles/files/27254516578.pdfIn PDF document text
- https://serka.com/serka/upload/files/11896936142.pdfIn PDF document text
- http://www.de.ruben.pl/ckfinder/userfiles/files/wapasegazujunolusa.pdfIn PDF document text
- http://deborahkay.com/ckfinder/userfiles/files/werilivupomimomowukod.pdfIn PDF document text
- https://implantsdentairesdesmoulins.com/upload/editor/file/16231272544.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/2406f92ot7kq1b1okbmjqa6gp7/65132722691.pdfIn PDF document text
- http://ros.by/ckfinder/userfiles/files/bikubokupijowu.pdfIn PDF document text
- http://saothienemb.com/uploads/images/files/podiwim.pdfIn PDF document text
- http://hzhuacui.com/images/upload/File/tatejin.pdfIn PDF document text
- https://ismet.com.br/ckfinder/userfiles/files/vovoda.pdfIn PDF document text
- https://veaodaibrahma.com/uploads/image/files/5298890062.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/saxusa.pdfIn PDF document text
- http://koreanhotpot.com/uploads/files/xururejotosin.pdfIn PDF document text
- https://educhina.mn/editor/files/nugakowonasujeme.pdfIn PDF document text
- http://clinicaveterinariasangiacomo.it/userfiles/files/20597133529.pdfIn PDF document text
- http://www.kymenhome-etsinta.net/tiedostot/files/rujiraj.pdfIn PDF document text
- http://montex.pro/uploads/userfiles/file/92188700528.pdfIn PDF document text
- http://vako.vn/app/webroot/uploads/files/luwoja.pdfIn PDF document text
- https://lesrimaudieres.com/images/uploads/file/94921698207.pdfIn PDF document text
- http://rrmkaryacollege.org/rrmkarya/userfiles/file/kabotuwuki.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=ecosystem+crossword+puzzle+worksheet+answersPDF link annotation
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ba1206542b---biwukijedajiwukabifamere.pdfIn PDF document text
- 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_off0000ddea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDEA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f5fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5FC | 19352 bytes |
SHA-256: 94ceedeb428f49f0bee688b07ed7db7eafea7525f77cbc0cb01cdc0194e54472 |
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font_02_sfnt_off000127ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127EC | 11120 bytes |
SHA-256: d4d3cee7aac1e00e47ff98d8751c2c4fb118da1050cf1525a76d6eaaeea755d8 |
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