MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous embedded URLs pointing to external sites, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a pattern of using many distinct hosts with few links per host, often associated with spam or phishing campaigns.
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://oniceh.ru/uplcv?utm_term=ko+player+for+windows+7+32+bit+free+download PDF link annotation
- http://workcoop.org/fckeditor/userimages/file/20210905040259.pdfIn PDF document text
- http://agriturismolescuderie.eu/userfiles/files/53633460677.pdfIn PDF document text
- http://ky-auto.com/uploadfile/files/sajogoluvowadijaz.pdfIn PDF document text
- http://hairfibers24.com/upload/file/gadogulabeduvunilatile.pdfIn PDF document text
- https://longislandinvestmentadvisors.com/nini/userfiles/file/nezesudemaweriwapefupexef.pdfIn PDF document text
- http://big-blue-bus.com/pics/fotos/1/file/85755752821.pdfIn PDF document text
- https://rolcsi-bau.hu/userfiles/files/votejinaremuxunufax.pdfIn PDF document text
- https://rajnnuhiddje.se/userfiles/file/4602013965.pdfIn PDF document text
- http://canshu.dlzj.net/upload/files/20210910183628401590.pdfIn PDF document text
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/rtiv2r033677l0kr2molg3creh/puzateb.pdfIn PDF document text
- http://speakingaboutnetworking.com/ckfinder/userfiles/files/62153015182.pdfIn PDF document text
- https://samsungdvm.net/upload/ckfinder/files/saliv.pdfIn PDF document text
- http://brickform.cz/obrazky/files/8632993571.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/161395a9a98264---7945555925.pdfIn PDF document text
- http://dreamwith.gni.kr/ckupload/files/87290289885.pdfIn PDF document text
- http://tubesealer.com/uploaded/file/852121282613ce7fcdb850.pdfIn PDF document text
- https://www.prieur-equipement.com/ckfinder/userfiles/files/84574116479.pdfIn PDF document text
- http://ck-tct.ru/userfiles/file/70117653343.pdfIn PDF document text
- http://ytlcases.com/userfiles/file/kidanebaporunutomekaw.pdfIn PDF document text
- https://istocdukkan.com/userfiles/files/78693616976.pdfIn PDF document text
- https://immsac.pe/sgi_userfiles/userfiles/files/gusebede.pdfIn PDF document text
- http://vouchertiket.com/airplane/ckeditor/uploads/files/xapiz.pdfIn PDF document text
- http://yuanhebiotech.com/upload/files/36748736087.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_off0000efe4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE4 | 17708 bytes |
SHA-256: 12f892f8a5828fe7575da249e40a36a20e651f628269793697dd7a0a69d1166c |
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font_01_sfnt_off00011d60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D60 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013577.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13577 | 11164 bytes |
SHA-256: 71eba86233b107535eebd15fe4b8e59f68ff4398fa8e8b24c8b9977ca7bd9428 |
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