MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure itself likely contains embedded links or JavaScript to redirect users to malicious URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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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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://medvor.ru/uplcv?utm_term=dunlop+cry+baby+wah+manual PDF link annotation
- https://kakvkusno26.ru/wp-content/plugins/super-forms/uploads/php/files/9a7406c6ebcde42c628c2235e02a473b/40585009793.pdfIn PDF document text
- https://alpinismbihor.ro/app/webroot/files/userfiles/files/buvogekefipetagu.pdfIn PDF document text
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/suvoto.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606ddc1d5629d---favedejivax.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/160779d420501a---fujanubemuvukuje.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/fehlig42arti7ir99gmdk30824/83145790581.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/zogoxu.pdfIn PDF document text
- http://casaalu.com/luutru/files/53361626291.pdfIn PDF document text
- http://e-kva.ru/admin/ckfinder/userfiles/files/bulesuromanamutiwubipuvi.pdfIn PDF document text
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610d78d728aac---xefato.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611f8e67b2272---kosobelaz.pdfIn PDF document text
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606fc549a8b3b---28940865746.pdfIn PDF document text
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/41b9b053a02dd0987be651ffb97ebf96/dozevikatujijilugodeguz.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/k08fsobvc6bo6nu14m9p92f2r6/woresufepefamamola.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/160872b6acd37f---96719986054.pdfIn PDF document text
- http://speednewslive24.com/assets/ckfinder/core/connector/php/uploads/files/73168711326.pdfIn PDF document text
- http://short-story.ru/upload/file/mudadutuwusago.pdfIn PDF document text
- http://bahattinburyan.com/userfiles/file/doxojinupozef.pdfIn PDF document text
- https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/ad10547793e35b751c4550e546ce2355/tuxiwagopapikuvazewizifi.pdfIn PDF document text
- http://guowangcable.com/d/files/maneziromaravikomugunem.pdfIn PDF document text
- http://tantex.org/tantex/tantexuserfiles/file/36057556180.pdfIn PDF document text
- http://cutskytools.com/d/files/wesosuwabanabunus.pdfIn PDF document text
- http://myarrahnu.com/mo_images/files/36719778427.pdfIn PDF document text
- http://liga-stf.ru/i/upload/files/25737510552.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_off0000bf03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF03 | 17380 bytes |
SHA-256: 30775c3b91964e25192318aab8cee6d841a24b9c0dce2483380db681922bc306 |
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font_01_sfnt_off0000ec58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC58 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001046f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1046F | 10592 bytes |
SHA-256: 6bec1753443a51d67d89357e4abd422f17784d6639f6829a086f7ae05887f9fd |
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