MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users. Heuristics indicate this is a phishing or malware distribution attempt, with ClamAV specifically flagging it as 'Pdf.Phishing.Trojan'. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9962
Heuristics 6
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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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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 https://huntic.ru/uplcv?utm_term=london+white+pages PDF link annotation
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dfda68f2e1---95699568184.pdfIn PDF document text
- http://pilot-market.ru/new/files/file/vipivamot.pdfIn PDF document text
- http://keramann.ru/uploads/files/61230448137.pdfIn PDF document text
- http://erdbau-rauch.at/dijapuboza.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/p77apcshpvge2iraiptfom1otn/gabik.pdfIn PDF document text
- http://087334211.kad.tw/kads/ckfinder/userfiles/files/1388946880.pdfIn PDF document text
- https://datawire.gr/files/files/menesepikonow.pdfIn PDF document text
- https://www.domaine-de-la-ferme.fr/ckfinder/userfiles/files/76732344074.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4211e5453---55434940449.pdfIn PDF document text
- http://tvcsoltau.de/userfiles/file/69895554994.pdfIn PDF document text
- http://lahma.pl/_u/userfiles/file/dedidodezef.pdfIn PDF document text
- https://gullyracing.it/admin/ckfinder/userfiles/files/3803117853.pdfIn PDF document text
- https://markmont.eu/editor_uploads/system/files/66764668436.pdfIn PDF document text
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137daa7e9d50---2457176989.pdfIn PDF document text
- http://naviway.su/upload/files/sugezufudikibejazalegub.pdfIn PDF document text
- http://xn--krmer-dnnebacke-1kb72b.de/files/file/koleneremo.pdfIn PDF document text
- http://hoadondientu-ptp.vn/images/ckeditor/files/jovigu.pdfIn PDF document text
- http://nyitotthaz.hu/userfiles/files/jikib.pdfIn PDF document text
- http://jingyilin.org/uploads/file/povola.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613b85673bfc2---dopavapivopowu.pdfIn PDF document text
- http://sapaelitehotel.com/webroot/img/files/83108095409.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/97042452423.pdfIn PDF document text
- https://retrofitoman.com/ckfinder/userfiles/files/bijudupese.pdfIn PDF document text
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/1613808a649ac5---36217725594.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_off00017554.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17554 | 19632 bytes |
SHA-256: d0e919df058bd898d5ad00ad994df252dd93f1180d81e4e6809ad2b081e72473 |
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font_01_sfnt_off0001a8e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A8E4 | 10568 bytes |
SHA-256: 583fb4e31e13e92103b483e0b648c5a06d3c1a18b0c865e4ad97648f56f78da0 |
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font_02_sfnt_off0001c0cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C0CC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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