MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability or contains malicious content. The presence of a link farm with numerous distinct hosts suggests an attempt to redirect users to malicious sites, potentially for phishing or malware distribution. The document body is heavily obfuscated, preventing a clear understanding of its specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://fixmyhelicopter.com/project-new/christianbook/upload_images/file/35396227804.pdf In PDF document text
- https://cargotavio.ru/files/file/dafajosakorotateborika.pdfIn PDF document text
- https://nvsrolko.org/ckfinder/userfiles/files/20788576695.pdfIn PDF document text
- https://kueapem.com/contents/files/zolipubabupanerovobo.pdfIn PDF document text
- https://landtop.com/filespath/files/20210914110029.pdfIn PDF document text
- https://xuanhongkhang.com/upload/files/pulabidowifavuz.pdfIn PDF document text
- http://iiiemjobs.com/FCK_Editor_Images/files/rokosowef.pdfIn PDF document text
- http://vietsonplastic.com/uploads/userfiles/file/88890005668.pdfIn PDF document text
- https://huaku3c.tw/uploads/files/202109020711063287.pdfIn PDF document text
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1613b7bc7d4571---9423334805.pdfIn PDF document text
- http://krallarintavugu.com/upload/file/tegezagirukizomediti.pdfIn PDF document text
- https://dimensionshoppe.com/alpha/ckfinder/userfiles/files/85728837894.pdfIn PDF document text
- https://luatsubienhoa.com/upload/ck/files/48090067288.pdfIn PDF document text
- https://ijmscr.com/ckfinder/userfiles/files/22759077592.pdfIn PDF document text
- http://geojeoceanhotel.com/userfiles/file/20210914154830.pdfIn PDF document text
- https://foundationkuzmanov.com/files/femibijivaxalugip.pdfIn PDF document text
- http://babijie.com/upload_fck/file/2021-9-12/20210912045620169197.pdfIn PDF document text
- http://tkhomedeco.com/assets/uploads/ckedit/files/20210912181051.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/vobage.pdfIn PDF document text
- http://sportsbettingconsultants.net/cote_dor_import/admin/ckfinder/userfiles/files/figepowo.pdfIn PDF document text
- http://kythuatviet.vn/uploads/userfiles/file/vixepozop.pdfIn PDF document text
- https://pontus-sd.eu/uploads/file/72821012967.pdfIn PDF document text
- http://aalzkj.love-mrt.com/upload/files/74405881430.pdfIn PDF document text
- https://cooperspick.com/files/70322414946.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dccd93ee2e---nutilulowidowulajupajami.pdfIn PDF document text
- http://scea.edu.mn/ckfinder/userfiles/files/8008430827.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=cricket+ground+circle+sizePDF 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_off00010351.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10351 | 10664 bytes |
SHA-256: 2bb45df1fd3e4279bb4a23ca77798980cdcec738381a4f825b4c8b95cc2e3143 |
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font_01_sfnt_off00011bb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BB9 | 18052 bytes |
SHA-256: f498e3388dd693405d7029fcf2423504fe4e647004d8f9dd66dc3044e198322d |
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font_02_sfnt_off00014b0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B0D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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