MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains multiple embedded URLs and a lure related to academic materials, indicating a phishing attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to redirect users to compromised sites or download further payloads. The presence of external URIs and a link farm pointing to compromised CMS uploads reinforces the phishing and potential malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9483
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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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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://norin.co.za/XSRYdR1H?utm_term=cdac+model+question+paper+with+answers+pdf PDF link annotation
- http://conserviabd.com/assets/ckeditor/kcfinder/upload/files/97969036271.pdfIn PDF document text
- http://kydceramics.com/upload/userfiles/files/pupepigizimex.pdfIn PDF document text
- http://invenger.net/admin/ckeditor/kcfinder/upload/files/babojepalutudulova.pdfIn PDF document text
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/1623376c5b3c2f---11142894339.pdfIn PDF document text
- http://flussobjekte.at/kcfinder/upload/files/zuxerufinebikuka.pdfIn PDF document text
- https://vasekupony.sk/jsc/kcfinder/upload/files/dawevifot.pdfIn PDF document text
- http://scouttautomotive.com/editor_uploads/system/files/31896180688.pdfIn PDF document text
- http://spy-military-labs.com/userfiles/file/namabejazemiw.pdfIn PDF document text
- http://yachtales.net/admin/userfiles/files/zidijedobuvusokizelawib.pdfIn PDF document text
- http://sparan-art.ru/ckfinder/userfiles/files/motowozigowolosawavada.pdfIn PDF document text
- http://uktohabbarijamalta.com/files/file/30475420724.pdfIn PDF document text
- https://kottayammedicalcollege.org/CMS/ckfinder/userfiles/files/59642090080.pdfIn PDF document text
- http://marketingnews.fr/images/file/73919762822.pdfIn PDF document text
- https://resonanceacteurs.nl/userfiles/file/33929650845.pdfIn PDF document text
- http://bobmeetin.com/media/galleries/files/68213733151.pdfIn PDF document text
- https://lotte-ppta.com/beta/assets/file/petibu.pdfIn PDF document text
- http://net-marketing.hu/images/files/lopunanofozopafiputimu.pdfIn PDF document text
- https://garnet-medical.com/userfiles/files/wapudupum.pdfIn PDF document text
- http://synthecinter.com/userfiles/files/49797586230.pdfIn PDF document text
- http://pngroup.pl/ckfinder/userfiles/files/kusidolamesixax.pdfIn PDF document text
- https://www.democratum.com/wp-content/plugins/super-forms/uploads/php/files/6fe961b922f9cc31b1256faa612d121f/80916955599.pdfIn PDF document text
- https://tennis-samara.ru/img/file/giwezewivujib.pdfIn PDF document text
- http://idroter.org/userfiles/files/fuzavitudivilinonexeb.pdfIn PDF document text
- http://dietetyka-24.pl/images/files/nipumefeviz.pdfIn PDF document text
- http://amis-simserhof.fr/kcfinder/upload/files/36719713763.pdfIn PDF document text
- http://machulski.com/public/file/dejep.pdfIn PDF document text
- http://tt-ural.su/admin/ckfinder/userfiles/files/16538209359.pdfIn PDF document text
- http://talcmanagement.com/uploaded_files/userfiles/files/34799547047.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/f0lg11dmtlc5lpofe863l6kfvd/64733932788.pdfIn PDF document text
- http://blagoveshhensk.torbay.ru/images/uploads/file/basuregut.pdfIn PDF document text
- https://ladangmimpi2.com/contents/files/91919364513.pdfIn PDF document text
- http://alkanboya.com/files/file///tefawodejufugasawomugonad.pdfIn PDF document text
- http://tradotel-riviera.com/file/mewakug.pdfIn PDF document text
- https://starfoil-mail.nl/uploads/wysiwyg/24964777360.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 extracted file (font_00_sfnt_off0002df2e.bin)
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off0002df2e.bin)
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0002df2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2DF2E | 18132 bytes |
SHA-256: b9c053085697fea60f25cdf43eb0c2ee980830f82fa823353a2904d9af8d507f |
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font_01_sfnt_off00030e7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x30E7D | 16560 bytes |
SHA-256: 924ad5cb737cfd9a34472b2046831991df4d3950e5f0d7b552a18309318c2ee9 |
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font_02_sfnt_off0003259d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3259D | 11248 bytes |
SHA-256: e90407f29c80468a04a9c1007c369cd986c62ec4c85dc2ee6adfd8a0f01a32c3 |
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