MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating phishing and trojan activity. It contains numerous embedded URLs, many of which point to potentially malicious or disposable domains, suggesting a link farm or redirection scheme to deliver a payload. The PDF structure and heuristic firings strongly suggest it's part of a phishing campaign, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://eca.or.th/ckfinder/userfiles/files/63618972490.pdf In PDF document text
- https://moveo-sport.pl/userfiles/file/nifofizovowomenok.pdfIn PDF document text
- http://schule.havonix.com/ckfinder/userfiles/files/7358698154.pdfIn PDF document text
- http://lagrupacio.cat/file/43722809071.pdfIn PDF document text
- http://tksvolga.ru/userfiles/file/fedawo.pdfIn PDF document text
- https://kuraniterbiye.com/resimler/files/40092910119.pdfIn PDF document text
- https://kaptenhoki.org/contents/files/73906633292.pdfIn PDF document text
- http://shortguycentral.com/ck_uploads/files/rutugereder.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/30504637004.pdfIn PDF document text
- http://www.donboscovizag.org/images/files/porap.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613d0174985a6---lozomasikuwededok.pdfIn PDF document text
- https://samavetpharm.com/userfiles/files/jesotisuxavosuvu.pdfIn PDF document text
- https://promobryansk.ru/userfiles/files/ritesamorilokerekezefade.pdfIn PDF document text
- https://biblioteka-koneck.pl/ckfinder/userfiles/files/63384090879.pdfIn PDF document text
- https://marblo.com/app/webroot/img/files/naxapaxivizulijiwopixawi.pdfIn PDF document text
- http://loca-granderoue-montaletang.com/ckfinder/userfiles/files/bilugivigez.pdfIn PDF document text
- http://morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613627eb5cec6---21394437911.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/f3e17cfac0f17cf55c9ba664989d24d6/bifijatijeranazelekitegif.pdfIn PDF document text
- http://goldenteriyaki.com/uploads/files/kudonetexetamakivelaxilo.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/rufanenejalizuradinet.pdfIn PDF document text
- http://emachn.com/data/attachment/file/padule.pdfIn PDF document text
- http://oiseau-bleu-morzine.com/userfiles/file/38470166090.pdfIn PDF document text
- http://brmhn.com/userfiles/file/20210913064347_0gnyoj.pdfIn PDF document text
- https://chorland-dining.com/webroot/editor-uploads/files/68540938217.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=atkins+chemical+principles+7th+edition+pdfPDF 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_off0000ef8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF8E | 11008 bytes |
SHA-256: 687f0a60038efe01d82ead0de166251a83822a5c2be765b3f3c965a274f9ec7f |
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font_01_sfnt_off000108fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108FA | 18296 bytes |
SHA-256: 3ce1ec3d541d574b89afd457279800cd17b09a5f676f3ec9261672765da558df |
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font_02_sfnt_off000138bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x138BF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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