MALICIOUS
156
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. It contains numerous links to external websites, with several pointing to compromised CMS upload storage, suggesting a link farm or phishing lure. The PDF structure and embedded links are consistent with techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://noticiascgnews.com.br/ckfinder/userfiles/files/20694982397.pdf In PDF document text
- https://kmedebiyatgunleri.com/ckfinder/userfiles/files/vegupuberefutamo.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/16132db8ab3fa9---belelu.pdfIn PDF document text
- https://weilmclainboiler.ca/fck_upload/file/wowipef.pdfIn PDF document text
- http://ausafe.net/images/art/files/47048408799.pdfIn PDF document text
- https://viadagio.be/userfiles/file/93262849935.pdfIn PDF document text
- http://box8websites.com/ckfinder/userfiles/files/7268399049.pdfIn PDF document text
- https://ebooksweb.net/files/file/vufusetiv.pdfIn PDF document text
- http://firmen-bekleidung.at/userfiles/file/24461937993.pdfIn PDF document text
- http://grandwatergatehotel.com/upfile_hotel/files/15800489754.pdfIn PDF document text
- http://slmj8.com/data/userfiles/files/botuwod.pdfIn PDF document text
- http://tenis-klubmoj.si/uporabnik/file/kiwototagufuwozebuwir.pdfIn PDF document text
- http://ezclasssites.com/var/wwww/dev-ezclasssites-com/data/files/mizifofemabebenolo.pdfIn PDF document text
- http://lawyersmarketingusa.com/user_upload_image/file/In PDF document text
- https://houstoncoinclub.org/FCKeditor/file/20445816097.pdfIn PDF document text
- http://tingchucontrol.com/Uploadfiles/files/nelivulidibu.pdfIn PDF document text
- http://ideal-site.ru/userfiles/file/71141609003.pdfIn PDF document text
- http://seoaudytor.pl/userfiles/file/69770897924.pdfIn PDF document text
- https://sbmhavacilik.com/userfiles/file/pulovoritiwosozupineraj.pdfIn PDF document text
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16161ea944a05c---bikimuve.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/cgk9j1moo4j0qcc4607sgspue5/pirivezofijavalasuzosud.pdfIn PDF document text
- http://co-wemart.com/careeruserfiles/file/2378280626.pdfIn PDF document text
- http://xn----7sbbgprpk7biiq.xn--p1ai/admin/ckfinder/userfiles/files/94790643080.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/4dZi1sgP-vI/uplcv?utm_term=when+are+tulip+bulbs+plantedPDF 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_off0000c30f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC30F | 16540 bytes |
SHA-256: 45015263e28dbf00792e0fa83ae0fb9123af5110209f191c00797c49350166ef |
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font_01_sfnt_off0000da30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA30 | 16692 bytes |
SHA-256: 2b8fc2781c8633d600965b245aed958aec69e894712287ed1d7a17887afc2932 |
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font_02_sfnt_off0001057a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1057A | 10604 bytes |
SHA-256: b006bdf38abadce874bbb41a3091fa3805f1e014a67ca09da00e0db1f72d5812 |
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