MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs, many pointing to unknown or potentially malicious domains, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards it being used as a lure to external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://bimore.vn/webroot/img/files/94486550139.pdf In PDF document text
- http://tuhocxuatnhapkhau.com/uploads/ckfinder/files/95048054986.pdfIn PDF document text
- http://thomas-zigon.de/images/file/4741168654.pdfIn PDF document text
- https://myphambambi.com/webroot/img/files/pavunubofoniladuwujozaz.pdfIn PDF document text
- https://lederstuehle-shop.de/ckfinder/userfiles/files/pimububejisobavoraguzunun.pdfIn PDF document text
- http://stmrcstvm.com/userfiles/file/27478014027.pdfIn PDF document text
- http://bajajsports.com/userfiles/file/19809336983.pdfIn PDF document text
- https://zegaoyun.com/calisma2/files/uploads/nurimalarinizibafotedi.pdfIn PDF document text
- http://marchmont.ru/imgs/file/tuzojerotililaluve.pdfIn PDF document text
- http://dongsimkindergarten.com/upload/files/burewuxedibixin.pdfIn PDF document text
- http://otestmanager.com/club/data/userfiles/file/20210910185532.pdfIn PDF document text
- http://dienlanhhuubinh.com/upload/files/kugavetusudijodokosezuju.pdfIn PDF document text
- http://autowassenindex.nl/images/uploads/79395236066.pdfIn PDF document text
- https://krantiservice.com/ckfinder/userfiles/files/jaderabo.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/44247aeb21ba919a26f6814f1180fd92/wiwewejanel.pdfIn PDF document text
- https://www.traitagri-solutions-alternatives.fr/ckfinder/userfiles/files/karowikikezetokudunaxifef.pdfIn PDF document text
- https://homestayhoian.thamtuddt.com/uploads/image/files/fixutikonepirefudiliwizi.pdfIn PDF document text
- http://riccaassociati.eu/userfiles/files/bakipigudilawedojugevamuv.pdfIn PDF document text
- http://client.diffuse.info/files/kenorudobuko.pdfIn PDF document text
- http://www.weilandensemble.nl/ckfinder/userfiles/files/vogobasewureviposus.pdfIn PDF document text
- http://condominiobrisasdelnorte.com/userfiles/file/2164433011.pdfIn PDF document text
- http://dungcumaymoc.com/Images_upload/files/96131129412.pdfIn PDF document text
- https://candica.pl/ckfinder/userfiles/files/80397719417.pdfIn PDF document text
- https://areicon.com/images/file/wofufuradosubinojuxe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=ogilvy+on+advertising+pdfPDF 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_off0000f113.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF113 | 18728 bytes |
SHA-256: 61429185ea76dad9070dbea89b7daf4a45b64e60c5e4f044569908ead25e9111 |
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font_01_sfnt_off00012237.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12237 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013a4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A4E | 10880 bytes |
SHA-256: 7a857ceb349b8ea49efb3230f9e33db42ea781cb3dee6115390ef5e2e839095a |
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