MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic further supports this, indicating a tactic to distribute malicious content or phish users. No scripts were extracted, but the structure and heuristics point to a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://csc-028.com/userfiles/file/20210911042212_zo8w3v.pdf In PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/turipizi.pdfIn PDF document text
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee89b7eb92---14916400437.pdfIn PDF document text
- http://debseven.net/UserFiles/File/36921760271.pdfIn PDF document text
- https://coastalholidayproperty.com/ckfinder/userfiles/files/85886307916.pdfIn PDF document text
- http://orvositudasbazis.eu/images/upload/file/xarikobumololojifomu.pdfIn PDF document text
- http://benthanhsgfarm.net/images/uploads/files/57895991215.pdfIn PDF document text
- http://lonerangerfanclub.com/ckfinder/userfiles/files/56189265132.pdfIn PDF document text
- http://spamsmsgiare.com/media/ftp/file/tijedoxelezoj.pdfIn PDF document text
- https://anaksemut.com/contents/files/jixetoriko.pdfIn PDF document text
- https://die-elke.de/cms/elke_page_files/file/sagutemepipuzirudo.pdfIn PDF document text
- http://epmachine.ru/d/files/94878204019.pdfIn PDF document text
- http://nationalcoopadvisors.com/userfiles/files/jasawadexenepevojizop.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/vagowefulategomipitele.pdfIn PDF document text
- http://d-innovation.com/upload/files/74779845165.pdfIn PDF document text
- http://madinagirls.com/easydo%20v2.00/files/uploads/mijakapijetavot.pdfIn PDF document text
- https://aprenda-atdi.com/uploads/files/bewupomixago.pdfIn PDF document text
- http://noahmission.org/dataroom/file/74682039625.pdfIn PDF document text
- http://xn--80aaeiengkwpz6p.xn--p1ai/pub/file/zejoxorezepe.pdfIn PDF document text
- http://www.77ice.com/upload/files/luwalatenofawaran.pdfIn PDF document text
- http://veitali.com/upload/files/bimewexaraf.pdfIn PDF document text
- http://tsg-vaganovskoe.ru/ckfinder/userfiles/files/44719948885.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eade8a7f52---51863181089.pdfIn PDF document text
- http://ytlcases.com/userfiles/file/rapuzeviwixanatupifijewub.pdfIn PDF document text
- http://www.c-l-r-p.com/admin/ckfinder/userfiles/files/75345642959.pdfIn PDF document text
- http://tongrentangthai.com/UserFiles/file/4637479545.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=last+night+movie+onlinePDF 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_off0000b699.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB699 | 10476 bytes |
SHA-256: 1aec150570942e0708c90ddd138d2600ebeedd15a51a204f8957f942c77a5f00 |
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font_01_sfnt_off0000ce3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE3D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e64f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE64F | 14708 bytes |
SHA-256: 9b18bf0772e8d3e225824b2916bf7ef2124457c36efe4770d0e2e3a9e8b89c59 |
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