MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs pointing to compromised websites and domains, indicating a link farm designed to lure users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or trojan payload. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with malicious document delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://philabc.ru/uplcv?utm_term=best+dog+breed+for+beginners PDF link annotation
- http://timebymtm.com/upload/files/jegedexuk.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1610116de6458c---gawixenenanelegimorejo.pdfIn PDF document text
- https://almondzwealth.com/administrator/imagetemp/file/nomakiziriro.pdfIn PDF document text
- http://rafaelstore.ru/upload/files/16356890310.pdfIn PDF document text
- http://agriturismolescuderie.eu/userfiles/files/72749328602.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fd74d0d240b---fisogizogazusiwok.pdfIn PDF document text
- http://oasis-inwaste.asia/files/file/xedoge.pdfIn PDF document text
- https://functionalmovement.gr/wp-content/plugins/super-forms/uploads/php/files/588f2414fcb7c4cc6249397a920f0b50/titekulolovel.pdfIn PDF document text
- http://zulassung4you.de/bilder/file/dedebizidimotepovesuluj.pdfIn PDF document text
- https://airbays.com/userfiles/file/18013325239.pdfIn PDF document text
- http://xn--9p4b29dncp2cc6y.net/upload/fckeditor/file/72700801122.pdfIn PDF document text
- https://almondzwealth.com/administrator/imagetemp/file/mezamipakesonuwomuse.pdfIn PDF document text
- http://greer2001.com/clients/e/ea/ea56749d84c1a2d7db36d2c51c833a37/File/25496625216.pdfIn PDF document text
- http://chiaranannini.com/userfiles/files/gifibuxam.pdfIn PDF document text
- https://fullmagicweekend.com/ckfinder/userfiles/files/gumulowinopid.pdfIn PDF document text
- https://southernlightingsource.com/wp-content/plugins/super-forms/uploads/php/files/b2d4649722154b23db6ee760f26450f3/zoxifiloviz.pdfIn PDF document text
- http://rusiuojigalvoji.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160d789125c731---49173975478.pdfIn PDF document text
- https://perfectsextherapy.com/public_html/userfiles/file/bowurowuzajisovedixaxopaf.pdfIn PDF document text
- http://rm-centr.ru/uploads/file/fofenaziruwudijunasu.pdfIn PDF document text
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160f08c45a9aa9---51943547472.pdfIn PDF document text
- https://pk-kuepfer.ch/ckfinder/userfiles/files/22766504381.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_off0000f436.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF436 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C4D | 10516 bytes |
SHA-256: f0f9ce8ed6763c9fb9a18679b000256c92b74d53414061a7cb517c800f49027e |
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font_02_sfnt_off00012425.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12425 | 17460 bytes |
SHA-256: 04834ed3fcebd4f714a599b6f9b5db9bd81b1cef817d58d22b7e961ff7b692ab |
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