MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a high number of external URIs, many of which are hosted on disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 https://drafthe.ru/uplcv?utm_term=different+forms+of+rain PDF link annotation
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/16130cac247430---mafesoxutudatamama.pdfIn PDF document text
- https://noithatkuongthinh.com/uploads/files/18221122414.pdfIn PDF document text
- https://panelshock.com/userfiles/file/wofavetakiwubimabi.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/firifivebolut.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb273410c7---falekibajuzuriwinageket.pdfIn PDF document text
- https://adikmanis.com/contents/files/46702805546.pdfIn PDF document text
- http://speckletrack.com/update/editor/file/14138300979.pdfIn PDF document text
- http://cps-mbstu.edu.bd/app/webroot/js/ckfinder/userfiles/files/93468790438.pdfIn PDF document text
- http://maynenkhipuma.vn/quangbasanpham/app/webroot/upload/image/files/14870172129.pdfIn PDF document text
- http://waterlootour.com/FileData/ckfinder/files/20210904_7B5AE316EA339FF4.pdfIn PDF document text
- https://sthouseluxury.com/upload/files/9885677373.pdfIn PDF document text
- https://charterfori.ir/basefile/charterforiir/files/japiderimiwesurafosozibej.pdfIn PDF document text
- http://kantipursecurity.com/userfiles/file/bajomowumutijubavukazelom.pdfIn PDF document text
- https://cmf8.ir/data/file/54797811656.pdfIn PDF document text
- http://andrenickels.de/ckfinder/userfiles/files/96664222530.pdfIn PDF document text
- https://www.asoriofrio.org/ckfinder/userfiles/files/vatarepazenabidudajedunas.pdfIn PDF document text
- http://smarttechsolutionukltd.com/uploaded_files/userfiles/files/11636971174.pdfIn PDF document text
- https://autopits-directo.migrupoq.com/ckfinder/userfiles/files/jagazorojixofododexudu.pdfIn PDF document text
- http://shtaket46.ru/page_edit/_samples/userfiles/files/65566999697.pdfIn PDF document text
- http://letresorellebio.it/userfiles/files/69742683537.pdfIn PDF document text
- http://zimmerei-possert.at/figiz.pdfIn PDF document text
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/161303a7239106---nizetavofejifopab.pdfIn PDF document text
- http://bsp-oblspl.org/ckfinder/userfiles/files/gumixilogubefibajuzewexos.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/dojifejugakowojew.pdfIn PDF document text
- http://tuhocxuatnhapkhau.com/uploads/ckfinder/files/27234081151.pdfIn PDF document text
- http://klm-co.ru/foto/ck/files/ropabibexuvitozomex.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_off0000e368.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE368 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fb7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB7A | 17420 bytes |
SHA-256: 9298e4b525786dd09d67392bc0492d88343a9c6978e249bab213b2ec508fc666 |
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font_02_sfnt_off000128c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128C6 | 10328 bytes |
SHA-256: bd1a4ca0cc98643956de170c9d211d77c62773712a9fbb4209a30998bed8f70b |
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