MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to various websites. Several of these URLs are hosted on compromised CMS uploads or disposable domains, suggesting a phishing or malware distribution scheme. The PDF structure and embedded links are consistent with techniques used to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4569
Heuristics 5
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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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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://oniceh.ru/uplcv?utm_term=android+cardview+with+image+and+text+example PDF link annotation
- http://fujiya-burbank.com/uploads/files/19304994347.pdfIn PDF document text
- http://thefarmatarapahoecounty.com/userimages/vuwizu.pdfIn PDF document text
- http://oikoscoccatoarchitettura.com/userfiles/files/4958784510.pdfIn PDF document text
- http://sentezetutmerkezi.com/upload/ckfinder/files/40043770857.pdfIn PDF document text
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615185b5b3c91---7886110160.pdfIn PDF document text
- http://acelybio.com/upload/files/63997425500.pdfIn PDF document text
- https://rotitelor.com/contents/files/xipizeguxu.pdfIn PDF document text
- http://zenkatsu.dk/files/wiwaxiwan.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614e1a2aed649---92388362234.pdfIn PDF document text
- http://euromarkcreations.com/new/fck_img/file/63636196346.pdfIn PDF document text
- http://theheavent.com/userfiles/files/fovanujilodizenalej.pdfIn PDF document text
- http://xn-----6kcftbqgtghjv5bf5gydg7b.xn--p1ai/files/files/piwojakanojapilozizukotog.pdfIn PDF document text
- https://aznamaste.com/ckfinder/userfiles/files/964797388.pdfIn PDF document text
- http://culbertsonlawyer.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/sudusapoku.pdfIn PDF document text
- https://paysecure.ro/ckfinder/userfiles/files/roxurudivoxifudakuso.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/3ve923b864d80aoqo2ha005rhc/20348931332.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/bjnkcbiehadhimi6tfo1669snv/16571480519.pdfIn PDF document text
- http://caffepontoni.com/uploads/file/rikiwikemexexex.pdfIn PDF document text
- http://szentdorottyapatika.hu/files/gevegojosakunezapasariro.pdfIn PDF document text
- http://saveursetsavoirs.fr/image/file/mulumolirumofegokiloleno.pdfIn PDF document text
- http://xn--90aoj0agf7cq.xn--p1ai/uploads/files/61959970849.pdfIn PDF document text
- https://nomortiga.com/contents/files/90023763669.pdfIn PDF document text
- http://costruzionibulagna.it/userfiles/files/54029528951.pdfIn PDF document text
- https://5uempat.com/contents/files/nilikitavavilusizodivufeb.pdfIn PDF document text
- http://skkouty.cz/ckfinder/userfiles/files/95766648383.pdfIn PDF document text
- http://pantanalmsnews.com.br/ckfinder/userfiles/files/37735814388.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB226 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA3D | 11028 bytes |
SHA-256: e106ef6dae6df5b0c17c032589a027183f831940245f70de832308e992f4e6d3 |
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