MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains numerous embedded links pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this malicious intent. The ML classifier and ClamAV detection further confirm the malicious nature of the file, likely exploiting PDF vulnerabilities to redirect users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://ketchas.ru/uplcv?utm_term=plan+manhattan+pdf PDF link annotation
- https://purebodycare.courses/wp-content/plugins/super-forms/uploads/php/files/vh82rlrtrqb36jbu3vbhp77k3d/bikejivowavulupobegejufu.pdfIn PDF document text
- https://atl-50.com/files/file/84740848514.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbb5e119bb---vedizekizali.pdfIn PDF document text
- https://sarujiovalente.com/wp-content/plugins/super-forms/uploads/php/files/au7romfc5qr8f1bkglpd6iqq8h/kadajije.pdfIn PDF document text
- https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/204fda7526a8fb604c3e7e22ae294977/1799430315.pdfIn PDF document text
- https://nslogisticservice.com/userfiles/files/besofedokozoj.pdfIn PDF document text
- http://aptchasers.com/FCKeditor/userfiles/file/lobusesitobogusutovaziza.pdfIn PDF document text
- https://www.litesourcenc.com/wp-content/plugins/super-forms/uploads/php/files/2354328ded07dd6151686baceaa7c514/rawababavejotumagutetotug.pdfIn PDF document text
- http://helderlive.nl/ckfinder/userfiles/files/firap.pdfIn PDF document text
- https://www.chartsunlimited.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160cb9533632fa---goxutiwesizudat.pdfIn PDF document text
- http://mineraux-et-lithotherapie.fr/ckeditor/upload/files/todakenakofimigekimujuris.pdfIn PDF document text
- https://lawina-radom.pl/files/file/91856155727.pdfIn PDF document text
- http://skiflogistics.ru/userfiles/file/bufas.pdfIn PDF document text
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/im41pqm323skqf0ki9sgqt5qde/palukekamepari.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/698f3e0cee8061c3ac3bf78cd6d79675/bavajanoborevewimixej.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://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_off0000e566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE566 | 5008 bytes |
SHA-256: dd357de6a8a785c1a9ef399f271c85facb89f8e23d0b441b14a9c0796e4c592f |
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font_01_sfnt_off0000f653.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF653 | 11112 bytes |
SHA-256: c7321d562d23b6b7bdf1b4946d5ecd863520a309fb53f9486c6a7aac20a7bdbf |
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