MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The file contains a large number of embedded URLs, many of which are hosted on disposable domains, suggesting a link farm or phishing lure. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the PDF is designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 https://medvor.ru/uplcv?utm_term=customer+service+manager+self+evaluation+examples PDF link annotation
- http://mobydick-band.de/fckdata/file/86012903930.pdfIn PDF document text
- http://cpbnatation.fr/fckeditor/userfiles/file/72980942456.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/zikajovorakusede.pdfIn PDF document text
- http://liubeauty.com/luutru/files/23183711596.pdfIn PDF document text
- http://www.contectrade.hu/fckfiles/file/letoduferarep.pdfIn PDF document text
- http://ingegnasrl.com/userfiles/files/wesorojogagederagezojagow.pdfIn PDF document text
- https://inc.pamlskovnik.cz/ckfinder/userfiles/files/73645454689.pdfIn PDF document text
- http://telegid.tv/userfiles/files/7348581001.pdfIn PDF document text
- https://www.lucaslobker.com/minor/ckfinder/userfiles/files/45322163790.pdfIn PDF document text
- http://healthywithhart.com/res/file/sifevepoxokasesexago.pdfIn PDF document text
- http://cuacuonnhaxuongbinhduong.com/upload/files/1429875980.pdfIn PDF document text
- http://dabaizhongxue.com/upload_fck/file/2021-9-6/20210906215438330219.pdfIn PDF document text
- http://denki-shonan.com/uploadsfile/41247745146.pdfIn PDF document text
- https://www.kiemtoandongnghi.com/public/plugins/ckfinder/userfiles/files/vowanumawoniv.pdfIn PDF document text
- http://ort168.com/upload/ckeditor/files/5460710858.pdfIn PDF document text
- https://medgal.pl/admin/ckfinder/userfiles/files/vifizaroxuvufuwisidituma.pdfIn PDF document text
- https://officialbacknumber.org/editor_up/mixuxopewalalodamozojiv.pdfIn PDF document text
- http://lifeline-sports.com/files/file/xidoxizelisuwipebagiforaj.pdfIn PDF document text
- https://tpk-m.ru/files/file/zumuxekavusezazoked.pdfIn PDF document text
- https://kildevangen.dk/files/19706221527.pdfIn PDF document text
- http://furnitura-syndicat.ru/ckeditor/ckfinder/core/connector/php/uploads/files/52687046648.pdfIn PDF document text
- https://ku4ysk-9lgp4y.com/contents/files/wamere.pdfIn PDF document text
- https://nacionalequipamentos.com/ckeditor/uploads/files/zapaxi.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_off0000b824.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB824 | 17544 bytes |
SHA-256: 2423b6b4c81424cbe3f8ba9b3f8ae6467dfa42e3ec3b4b74c869441d5e08af09 |
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font_01_sfnt_off0000e4ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4EE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fd05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD05 | 11124 bytes |
SHA-256: c35421570cb9d85b3ed1e1a140ee36bb3a1f8ab322090018502893be26712841 |
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