MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities or redirecting users to malicious sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the numerous unknown URLs suggest a phishing or scam attempt, likely to trick users into downloading malware or revealing sensitive information. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9910
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://besttailor.info/ckfinder/userfiles/files/73279894530.pdf In PDF document text
- http://nensi.si/upload/file/nobijatirewukupunivabif.pdfIn PDF document text
- https://manuscripthandler.com/userfiles/file/rawejozajopajejofa.pdfIn PDF document text
- http://festacreativita.org/userfiles/file/55452893708.pdfIn PDF document text
- https://avukatwebsitesi.trakyasoft.com/upload/files/90117354395.pdfIn PDF document text
- https://xylemleads.com/userfiles/file/borupakipakodolixezor.pdfIn PDF document text
- http://krukaiart.com/userfiles/files/7101575420.pdfIn PDF document text
- https://www.renfrewareahealthvillage.ca/ckfinder/userfiles/files/80017991136.pdfIn PDF document text
- http://nomorecpapmachine.com/userfiles/files/15499697211.pdfIn PDF document text
- http://wpchkg.com/upload/image/file/74519998657.pdfIn PDF document text
- http://placidlakes.com/larpm/uploads/file/vizanaliregafur.pdfIn PDF document text
- https://www.abandassociates.com/ckfinder/userfiles/files/mekegokiwedim.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16139f66424753---25940229604.pdfIn PDF document text
- http://alphamarino.kz/images/news/file/pijuxet.pdfIn PDF document text
- http://shanghaiqingchen.com/upload/files/43627320104.pdfIn PDF document text
- http://lica.plovdivweek.com/js/ckfinder/userfiles/files/godovarezupul.pdfIn PDF document text
- http://daiichihousing.net/uploads/news_file/zujipugaxutewe.pdfIn PDF document text
- http://pamatudarbai.lt/ckfinder/userfiles/files/68608157106.pdfIn PDF document text
- https://deltaguvenlik.net/userfiles/file/roponigirodasoguresazeg.pdfIn PDF document text
- http://meuble-tunisie.com/userfiles/file/mababugasab.pdfIn PDF document text
- http://sbairs.com/datas/files/4108443219.pdfIn PDF document text
- http://www.radio-kum.si/data/files/dagudozu.pdfIn PDF document text
- https://accu-split.com/userfiles/files/38290635726.pdfIn PDF document text
- https://network-italia.com/file/kazam.pdfIn PDF document text
- http://shuimotongyuan.com/userfiles/file/28002048468.pdfIn PDF document text
- http://csc028.com/userfiles/file/20210907003804_nhlczl.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=torrent+modern+warfarePDF 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_off0000bbe8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBE8 | 17400 bytes |
SHA-256: 8fb236a4f6f97063a5099df120771c282c075f6664006fe97bf485b4e06a82c7 |
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font_01_sfnt_off0000e912.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE912 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010129.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10129 | 10256 bytes |
SHA-256: 81a1e7b754e3863c0ff628351bdc94a8598eebc574a5c369c45da5633f23ca64 |
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