MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. The ML classifier and ClamAV detection strongly indicate malicious intent. The numerous external links, many pointing to PDF files on unknown domains, suggest a phishing or credential harvesting attempt, or a downloader for further stages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://to-kajihan.net/js/upload/files/narofovufumagunerikuzix.pdf In PDF document text
- http://darangyi.com/userData/board/file/rigowuzubogoladesuje.pdfIn PDF document text
- http://drtamerturan.com/file/90522683543.pdfIn PDF document text
- http://gurukripapublicschool.com/userfiles/file/kigekusotugesokazoje.pdfIn PDF document text
- http://angerdress.store/ckfinder/userfiles/files/kimof.pdfIn PDF document text
- https://namphuctourist.com/userfiles/file/31203147104.pdfIn PDF document text
- http://aow.infogestnet.it/ckfinder/userfiles/files/21368942417.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/wedol.pdfIn PDF document text
- http://tehla.eu/userfiles/file/pukazizafijikido.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1612f5b3379f0e---bujapavakebaz.pdfIn PDF document text
- http://dpholding.ru/uploads/files/44307061796.pdfIn PDF document text
- http://maynenkhiinverter.com/media/ftp/file/pelorarazo.pdfIn PDF document text
- https://hygradeinsulators.com/images/uploads/file/beraxofobenujunapux.pdfIn PDF document text
- https://www.wizzfizz.com.au/application/third_party/ckfinder/userfiles/files/lasapasagamus.pdfIn PDF document text
- http://synhbio.com/upload/files/judilagex.pdfIn PDF document text
- http://yucehukuk.com/resimler/files/nonavisa.pdfIn PDF document text
- http://anthonyjcincottalaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xemolur.pdfIn PDF document text
- http://sakem.org/userfiles/files/34980038409.pdfIn PDF document text
- http://beta-rc.com/upload/files/meminaxabateje.pdfIn PDF document text
- http://springgalleryng.com/Images_upload/files/67487561998.pdfIn PDF document text
- http://www.alex-vasilkov.ru/images/wisdom/file/90393218893.pdfIn PDF document text
- http://tech-in.info/bramy/userfiles/file/30928404104.pdfIn PDF document text
- http://www.lbtfilm.com/uploads/files/nivanufiju.pdfIn PDF document text
- http://22vek-omsk.ru/fck_editor_files/files/86766138807.pdfIn PDF document text
- http://muzycznescyzoryki.pl/userfiles/file/petifilawipitoxeb.pdfIn PDF document text
- http://joy05.com/_UploadFile/Images/file/pevigibudazesopajapi.pdfIn PDF document text
- https://ensegun2.com/ckfinder/userfiles/files/sobunixif.pdfIn PDF document text
- http://shbaicun.com/userfiles/file/2021091305053673499.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=how+to+create+a+private+album+on+androidPDF 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_off0000e8cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8CF | 18104 bytes |
SHA-256: 8b80577f46ce783fcb02f8e449b1e0d5499f5341433507899598a3960aeea272 |
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font_01_sfnt_off00011816.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11816 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001302d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1302D | 10888 bytes |
SHA-256: 7c6f96430871d11bfab2f2e8d937e5fcfd307561e61780b8873c7a36345c7002 |
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