MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The PDF document contains heuristics indicating it is a link farm and a social engineering lure to install a browser extension or update. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were directly extracted, the PDF structure and embedded URLs point towards a phishing or malware distribution attempt, likely using a compromised WordPress site for hosting payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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 http://digifast.cz/userfiles/kanojofukuwatebefoviwidin.pdf In PDF document text
- http://allasclub.com/campannas/file/25960472676.pdfIn PDF document text
- https://elmaga.lt/components/com_mijoshop/opencart/image/data/files/96654109577.pdfIn PDF document text
- http://sghscsjamarai.org/guruhargobind/userfiles/file/xasogur.pdfIn PDF document text
- http://bidhichand.org/sahodyatarntaran/userfiles/file/26303665333.pdfIn PDF document text
- http://www.aadhar-interior.com/userfiles/file/13541503081.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf8c3a379d0---zokatedip.pdfIn PDF document text
- https://lllk.ru/wp-content/plugins/super-forms/uploads/php/files/1ff62d4b5d46d758e6294ce679f3ec1a/tuduzerogudonezorujunanux.pdfIn PDF document text
- https://big-cash.de/wp-content/plugins/super-forms/uploads/php/files/fvglbaftrsa5o58v0qquj577nn/jifubimodegozitogaduf.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/4cc49014c8f731b4c12046c97d43c10b/89390239945.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/914a09380e9a172f5312de370d450b90/mujamegoberumodezodiwikiv.pdfIn PDF document text
- http://staresecurity.com/userfiles/file/8294266255.pdfIn PDF document text
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/206bb715b8530bd2fdc194a0f26f8c95/musujolirazanavuwiwabed.pdfIn PDF document text
- https://sellerflows.com/wp-content/plugins/super-forms/uploads/php/files/cd7816b1a2b42e436148de4b7b3ed1c0/sobapumebisatekesetibo.pdfIn PDF document text
- https://catwalkdogcome.com/editor_upload_image/file/zunekowifekizike.pdfIn PDF document text
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/67e715d698fbc088659a1d2bdd28f080/kisizupewofemofemelu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=yevade+subramanyam+full+movie+with+english+subtitles+downloadPDF link annotation
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ea2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA2A | 5676 bytes |
SHA-256: 1af61b04cb8021bd871e9a5b9264f04af89183dad1d83d87f09e2a6895c41983 |
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font_01_sfnt_off0000fd6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD6B | 10700 bytes |
SHA-256: a27dba9c83c6540c1cf70c3ee3eb37d3e17f4a7583ce95d9753937e09a43fb5a |
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