MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics indicate it functions as a link farm and SEO redirector, using an image lure to direct users to download further malicious PDFs. The primary IOC is the redirector URL, which likely leads to a phishing or malware distribution site.
Machine Learning
- Nyx PDF Classifier malicious score 0.5880
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://wirut.co.za/XSRYdR1H?utm_term=crossrail+2+consultation+report PDF link annotation
- http://donahoelawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zivetizetifejabanaruk.pdfIn PDF document text
- http://mtcnx.com/upload/fckimagesfile/jesofujuludodolevodegel.pdfIn PDF document text
- https://pikhospital.com/ck_uploads/uploads/files/puzewas.pdfIn PDF document text
- http://khunghinhdepphuctin.com/media/ftp/file/pasifewogaguzox.pdfIn PDF document text
- http://gemwishrs.com/ckfinder/stones/files/66683338957.pdfIn PDF document text
- http://fujiya-burbank.com/uploads/files/karisufop.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/0a4765a840b4b1cbf9fd232a6dcac1d8/85880738842.pdfIn PDF document text
- http://sztarmedia.hu/_user/file/zefol.pdfIn PDF document text
- http://greathorserider.com/ckfinder/userfiles/files/sofebevu.pdfIn PDF document text
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161ba9af134f84---gawetatidusove.pdfIn PDF document text
- http://consulcongress.it/uploads/assets/file/24085375334.pdfIn PDF document text
- http://massimobertoarchitetto.com/userfiles/files/15815863800.pdfIn PDF document text
- http://taxicityplus.ru/userfiles/file/40627773059.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/41fe75a33e7503b08e2dbe8e0ac8c5f8/90752787395.pdfIn PDF document text
- https://viessmannboilers.ca/fck_upload/file/regedigawexiwibajo.pdfIn PDF document text
- http://ltmetal.com/userfiles/files/wulilabodafisegurabeloni.pdfIn PDF document text
- http://glamour-nsk.ru/ckfinder/userfiles/files/92960801913.pdfIn PDF document text
- https://callmarkinvestments.fortunekenya.com/callmark/files/46404011013.pdfIn PDF document text
- http://caffepontoni.com/uploads/file/44579245160.pdfIn PDF document text
- http://devveb.net/userfiles/file/51391296252.pdfIn PDF document text
- https://store-connector.com/_upload_bilder/_filemanager/file/guselutazawowup.pdfIn PDF document text
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/f7b32mq52i40dnmtipbefpm0fi3i3mid/63349648730.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/0a8150e5d3b8c8084ec72840537dcf9f/59045687618.pdfIn PDF document text
- https://strechybenesov.cz/content/wirup.pdfIn PDF document text
- http://gewidor-gmbh.de/uploads/files/29104826599.pdfIn PDF document text
- http://zeroseistudio.eu/userfiles/files/24376035565.pdfIn PDF document text
- http://rfychina.com/upfiles/files/16335507251729.pdfIn PDF document text
- http://www.firengo.com/userfiles/files/68669873869.pdfIn PDF document text
- https://houstoncoinshow.org/FCKeditor/file/13880188019.pdfIn PDF document text
- http://albina.jp/kcfinder/upload/files/27966570120.pdfIn PDF document text
- http://kasintorn.com/images/upload/files/66239696555.pdfIn PDF document text
- http://www.artefuoricentro.it/js/lib/ckfinder/userfiles/files/47009875053.pdfIn PDF document text
- https://ubitanduk.com/contents/files/73671499618.pdfIn PDF document text
- http://cnc-soustruzeni.cz/files/file/nenuvusojiropugegux.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_off00061aa7.bin)
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off00061aa7.bin)
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00061aa7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61AA7 | 16560 bytes |
SHA-256: 924ad5cb737cfd9a34472b2046831991df4d3950e5f0d7b552a18309318c2ee9 |
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font_01_sfnt_off000631c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x631C2 | 18400 bytes |
SHA-256: 818ddd58e5e3cedf25afb0edb75028fb56591113882dd4156c613eec00d56a2f |
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font_02_sfnt_off00066230.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66230 | 10620 bytes |
SHA-256: 74d20e466808376b8e238599889eeabb006d0030cf5a8eb73bebb91740147686 |
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