MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous external links, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or malware distribution lure. Although no scripts were explicitly extracted, the PDF structure and embedded links are indicative of an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://sochi-riba.ru/ckfinder/userfiles/files/81152833512.pdf In PDF document text
- https://associazionebriciole.it/public/file/karonovumekevi.pdfIn PDF document text
- http://xn--or3bi2da319p.com/upload/fckeditor/file/lijoxode.pdfIn PDF document text
- http://marcus-1.com/FileData/ckfinder/files/20210903_DF15D4F7B211263E.pdfIn PDF document text
- http://gesundimjob.at/images/content/files/logefimol.pdfIn PDF document text
- https://bindazzled.com.au/wp-content/plugins/super-forms/uploads/php/files/9f91dd5e13d83c67f4b6feace7ee208b/61774572252.pdfIn PDF document text
- http://dental-forum.ru/userfiles/file/74514086024.pdfIn PDF document text
- http://yogasol.cz/ckfinder/userfiles/files/nikotodozegafazazi.pdfIn PDF document text
- http://eapver.com/upload/ckimg/files/202109140806302221.pdfIn PDF document text
- https://serrechevalier-skifun.com/imagesfile/47935181692.pdfIn PDF document text
- https://privatecambodiatour.com/userfiles/file/31673632043.pdfIn PDF document text
- https://onutglen.com/caningest/images/file/31087227412.pdfIn PDF document text
- http://bbbo.handyfriendship.com/upload/files/dowupa.pdfIn PDF document text
- https://himalayanthailand.com/image/upload/File/45087225961.pdfIn PDF document text
- http://exim5.hu/_user/file/magozemefuve.pdfIn PDF document text
- http://oshcongregation.com/userfiles/file/75702950059.pdfIn PDF document text
- https://sitycare.com/FCK-UserFiles/files/66140727.pdfIn PDF document text
- http://etcpremium.com/userfiles/files/bewowoludiw.pdfIn PDF document text
- https://kalashad.com/userfiles/file/fukolajujofe.pdfIn PDF document text
- http://dgjinhak.kr/DATA/upload/files/202109140320116342.pdfIn PDF document text
- http://studioschicchi.eu/userfiles/files/gatagasurozudotosonuwodet.pdfIn PDF document text
- http://integrotech.eu/zdjecia/file/wejer.pdfIn PDF document text
- http://www.primalegal.eu/wp-content/plugins/super-forms/uploads/php/files/nn15sb7432ugm2fikfp2qqqfv7/fagawusufefazekizowari.pdfIn PDF document text
- http://dd-eng.com/files/files/58755290797.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=yt+mp4+downloaderPDF 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_off0000ed7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED7A | 17936 bytes |
SHA-256: d667e7dca43774b176054aafb8ff89778305f887043346452a6983f15234e63e |
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font_01_sfnt_off00011c07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C07 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001341e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1341E | 10440 bytes |
SHA-256: 7a064214cbb40fc57e969f66d9f2543fa1faf9c0c4ed91dd0d4aa553a96b0c54 |
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