MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan. It contains numerous embedded URLs, many of which are part of link farms on disposable hosting, suggesting a phishing or malware distribution attempt. The primary URL, 'https://inwebjor.ru/uplcv?utm_term=ms+office+2007+free+download+with+key', indicates a lure for downloading software.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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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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://inwebjor.ru/uplcv?utm_term=ms+office+2007+free+download+with+key PDF link annotation
- http://xn--80aer5aza.xn--c1acndkmcarx.xn--p1ai/ckfinder/userfiles/files/98605776241.pdfIn PDF document text
- http://hfnhsw.com/upload/files/rumijirakik.pdfIn PDF document text
- http://tt-ural.su/admin/ckfinder/userfiles/files/dazog.pdfIn PDF document text
- http://vers-ma.de/userfiles/file/lofijujafodukitomebilo.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613b53281368e---93363894730.pdfIn PDF document text
- https://togelunited4d.com/contents/files/zepewile.pdfIn PDF document text
- https://camping-du-lac-dijon.com/userfiles/fichiers/lovoro.pdfIn PDF document text
- http://thai-apsproducts.com/file_media/file_image/file/sojejirogafeladuwi.pdfIn PDF document text
- http://studiobaliva.eu/userfiles/files/nijobefabugulebebobarodi.pdfIn PDF document text
- http://pnktools-th.org/ckfinder/userfiles/files/bozugajajasomedabujejav.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146fecda9a3d---dulibazomoxolerobufunedus.pdfIn PDF document text
- http://buyyoutubecomments.com/ci/userfiles/files/18976415369.pdfIn PDF document text
- http://mywayrtk.info/userfiles/file/faxevejetamogar.pdfIn PDF document text
- https://rivieresoceanie.com/ckfinder/userfiles/files/jidalizoverarudaverasa.pdfIn PDF document text
- http://mamnonhieutrung.edu.vn/ckfinder/userfiles/files/dukadegikijogizubusovudu.pdfIn PDF document text
- https://groupburuemas1.com/contents/files/58735309832.pdfIn PDF document text
- http://makrostal.pl/user_images/file/54617382430.pdfIn PDF document text
- http://around-sicily.net/userfiles/file/fevitewupufizazo.pdfIn PDF document text
- http://thibangoto.com/app/webroot/uploads/files/jororawedokebomib.pdfIn PDF document text
- http://tcihk.com/userfiles/mifirutunejejapanap.pdfIn PDF document text
- http://remaining-mc.de/userfiles/file/17109922124.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/5009a174de452f86697ef98b29f462d5/47685647958.pdfIn PDF document text
- http://lynxitservices.com/ckfinder/userfiles/files/53784876160.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_off0000c094.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC094 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d8a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8A6 | 17564 bytes |
SHA-256: 382ea00c3af8b6246b1edf78e410f25a202dc66eb5f4b2d705c3cd1429a6d9c0 |
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font_02_sfnt_off0001068a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1068A | 11152 bytes |
SHA-256: c1539755a0ccb2825c8a898045fc9b1a0049f3de4865c82e33ca07388a2617aa |
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