MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous links to compromised websites and disposable hosting, indicating a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports the malicious intent. ClamAV detection as 'Pdf.Phishing.Trojan' confirms the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://coretry.ru/uplcv?utm_term=mac+fonelab+for+android PDF link annotation
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/ec75882d0a2c37104ee01f6c951add16/xajajotudifodogexax.pdfIn PDF document text
- https://questyme.com/userfiles/file/95935839905.pdfIn PDF document text
- http://webcertain.net/contentupload/fckeditorUploads/organization_/file/furizetuwujugukuk.pdfIn PDF document text
- https://oceanflowerhotel.com/uploads/image/files/87942486079.pdfIn PDF document text
- https://www.zochrot.org/ckfinder/userfiles/files/kiripuduke.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/04c8h413ec0hp0oo7p6cl7jef9/95827879116.pdfIn PDF document text
- https://kop-trans.pl/uploads/userfiles/files/lovuninetogobegu.pdfIn PDF document text
- https://indoshaolinkungfusociety.com/ckfinder/userfiles/files/67169364499.pdfIn PDF document text
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/p14fgobp69u0s3adok226n05v0/19352579937.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1613096052a024---vivebo.pdfIn PDF document text
- http://schturman.ru/files/files/46350577609.pdfIn PDF document text
- http://zamel2.pl/userfiles/file/40968070908.pdfIn PDF document text
- http://abwnickersonplaza.com/uploads/files/momusona.pdfIn PDF document text
- http://trunglamdecor.com/uploads/userfiles/file/49960325672.pdfIn PDF document text
- http://swhwsolution.it/ckeditor-ckfinder-integration/uploads/files/rotidezipexulopaxugejosox.pdfIn PDF document text
- https://drnanemilk.com/tctt/sites/aaa/file/kejimutopilekozolax.pdfIn PDF document text
- https://redac.ch/upload/68837051677.pdfIn PDF document text
- https://gikguamerica.com/userfiles/file/71851441492.pdfIn PDF document text
- https://zoomkish.com/basefile/zoomkishcom/files/88067311274.pdfIn PDF document text
- https://derfo.info/resimler/files/miduvemimugavova.pdfIn PDF document text
- http://dlevitin.ru/fck_editor_files/files/78615937271.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_off0000cd94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD94 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e5a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5A6 | 17712 bytes |
SHA-256: ee9cae07b832a869896dc0e091ec1114583944a30ae5ec6ffbb9b8d2fa7476cb |
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font_02_sfnt_off0001132c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1132C | 10336 bytes |
SHA-256: f993e5f334594a079567c4327d8e4e28ee9b508806f424fb5639ffd589f6bd1e |
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