MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicative of a link farm. Heuristics suggest this is a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://smidgel.ru/uplcv?utm_term=android+trakt%C3%B6r+oyunlar%C4%B1 PDF link annotation
- http://pkynfe.net/userfiles/file/mugosuxazuxakamosu.pdfIn PDF document text
- http://steinemann-ag.ru/resozajofuxadezov.pdfIn PDF document text
- http://shukokai-voves.fr/userfiles/file/83839094759.pdfIn PDF document text
- http://wojno-stal.pl/pliki/file/katizerelofotimexalupow.pdfIn PDF document text
- https://joefairless.com/wp-content/plugins/super-forms/uploads/php/files/eed16dcf0a0475c99c88886b176fd8eb/ribusamerep.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/99c130e8492648db5ca9f170a78bf05e/99966720747.pdfIn PDF document text
- http://khautrangkhangviet.com/upload/img/files/gufomuzikijeko.pdfIn PDF document text
- http://fratellibeninca.com/images/file/midigopoxirokoni.pdfIn PDF document text
- http://kemmurad.com/webroot/img/files/ladezubivefilafofe.pdfIn PDF document text
- http://xboxheerlen.nl/userfiles/file/dujujoterakuku.pdfIn PDF document text
- http://kiko168.com/UploadFile/file/20210923150301110.pdfIn PDF document text
- http://szwygs.com/upload/90416584012.pdfIn PDF document text
- http://enovosti.info/ckfinder/userfiles/files/jipizekewogiripidufefaji.pdfIn PDF document text
- http://plkorea77.com/ckupload/files/tamesowag.pdfIn PDF document text
- http://hotelbasantresidency.com/uploads/xidepute.pdfIn PDF document text
- https://oasis-travel.ro/files/19568290395.pdfIn PDF document text
- https://callmarkinvestments.com/callmark/files/nijevupuxekoripo.pdfIn PDF document text
- https://www.glasswindowequipment.com/wp-content/plugins/super-forms/uploads/php/files/1d8b2f24065cbc81dd08c8c185c1da30/tugeka.pdfIn PDF document text
- http://www.lauricedale.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5356ebd52---jibijafobe.pdfIn PDF document text
- http://www.lasallelille.com/admin/ckfinder/userfiles/files/mewuwu.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d35afb5f52---wuxuzusasine.pdfIn PDF document text
- http://www.amanuttarakhand.org/ckfinder/userfiles/files/lidebebawaganizilik.pdfIn PDF document text
- http://canphantich.net/Images_upload/files/62572208388.pdfIn PDF document text
- http://studio-castiglioni.com/userfiles/files/67465084429.pdfIn PDF document text
- https://mongolia-volkslift.com/uploads/files/zalegemevovuwuwebijaruru.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_off0000e688.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE688 | 17968 bytes |
SHA-256: 86accd04ef57349fbaa0a45e46bdf4a8854ca8dcd38971316ce87d25f64824cc |
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font_01_sfnt_off000113a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113A8 | 10488 bytes |
SHA-256: 842e36cfe3f36a4622923a1a6bef2c263aa4093fd6e4a26e7330df23829fb0d7 |
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font_02_sfnt_off00012b28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B28 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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