MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple domains, many of which are hosted on compromised CMS uploads or disposable hosting, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent. The presence of external URIs and a 'download button' lure further support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://regionalhealthprogramsww.com/images/file/vadolulesuwefukanesanuna.pdf In PDF document text
- http://vietnam-intraco.com/webroot/img/files/pakoxilobapi.pdfIn PDF document text
- https://tonerihned.cz/userfiles/file/51555996484.pdfIn PDF document text
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/f7e8dc21bc98948f78392ab55bd50294/72387380475.pdfIn PDF document text
- https://iieng.org/editor/ckfinder/userfiles/files/rojesavubobawabevapu.pdfIn PDF document text
- http://elitakhealing.com/ckfinder/userfiles/files/22913280788.pdfIn PDF document text
- http://savitapiti.org/ckfinder/userfiles/files/46985689704.pdfIn PDF document text
- http://sunriverps.com/data/editor/file/pidotowozesapemer.pdfIn PDF document text
- http://sicilyontable.it/userfiles/files/punezam.pdfIn PDF document text
- http://shesob.com/file/files/bamowotimamoxijidikifefa.pdfIn PDF document text
- http://kapsalonindex.nl/images/uploads/kedaxuzipiruwevesu.pdfIn PDF document text
- http://architettotoma.it/userfiles/files/difup.pdfIn PDF document text
- https://xn--80apefbdm9ah5g.xn--p1ai/userfiles/fubimenirazowibapufaxupof.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613937ded0d29---97766026478.pdfIn PDF document text
- http://stphilomenaonline.org/userfiles/file/24218221625.pdfIn PDF document text
- https://biorenta.lt/ckfinder/userfiles/files/33482929924.pdfIn PDF document text
- https://ost-fogging.com/upload/files/31858184803.pdfIn PDF document text
- https://vibingvibes.com/userfiles/files/vurenubukomasawab.pdfIn PDF document text
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/161395caa42453---gelitelanidavolazomi.pdfIn PDF document text
- https://drjou-vc.com/upload/files/83441597454.pdfIn PDF document text
- http://reclameindex.nl/images/uploads/94096983217.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130737250a19---71219207256.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/ludejisanimutapejo.pdfIn PDF document text
- https://casasholidays.com/scgtest/team-explore/uploads/files/winebiberidonixamumimimis.pdfIn PDF document text
- http://italianopizzeria-pg.com/uploads/files/25116194715.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=summertime+saga+apk+highly+compressedPDF 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://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_off0000e521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE521 | 17620 bytes |
SHA-256: 5f366420a2dde083e08a73907d43b81b30962d98f4d630351f532d5ffa203024 |
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font_01_sfnt_off0001130e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1130E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012b25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B25 | 11240 bytes |
SHA-256: b8984cdcfc29bc391cd761b88af562951a0793cd5a798229249ba25e90a689ad |
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