MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many hosted on disposable domains or compromised CMS uploads, suggesting a link farm designed to distribute malware. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The presence of a 'download button' heuristic further supports the lure to download a malicious payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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 http://richfieldhighschool1969.com/clients/868116/File/xibiligelofilexamem.pdf In PDF document text
- http://www.asslar.de/downloads/rojelesek.pdfIn PDF document text
- http://shavers-boles.com/clients/7/73/73b1ad2e2c85410b7b015c0c79a6caf4/File/vafuz.pdfIn PDF document text
- https://itandem.net/ckfinder/userfiles/files/90286002592.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/dhl8m9rm818djc2m27olgrcij1/9827797563.pdfIn PDF document text
- http://sterenstein.ru/userfiles/file/19400463121.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/ebrqsuuq7oeehkoarj10mis7b4/65630792871.pdfIn PDF document text
- http://jnnycc.org/userfiles/file/genosuguzetavera.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ba1f65c72---zobipokabipakonanisatu.pdfIn PDF document text
- https://www.electriclighting.com/wp-content/plugins/super-forms/uploads/php/files/58dfc04da17e03a90ac17bc941650fff/10376410059.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b06df4e9691---juzitaramano.pdfIn PDF document text
- https://ethiquedevelopers.com/wp-content/plugins/super-forms/uploads/php/files/a3444afa29c43f9f6d6fc36858548775/jumorufusof.pdfIn PDF document text
- https://myphambambi.com/webroot/img/files/rogizokawetufaludowe.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608e16c83cd0b---65208910281.pdfIn PDF document text
- https://uleiuri.ro/userfiles/file/34040469929.pdfIn PDF document text
- https://motty-etai-sharon.com/files/files/vaminaxizutadezujim.pdfIn PDF document text
- http://seibyou-koujien.com/files/files/sodefojojobofawa.pdfIn PDF document text
- https://ivfnna.gr/wp-content/plugins/super-forms/uploads/php/files/bff22f0754071290a297563c935cb22f/68470319503.pdfIn PDF document text
- http://davisfolk.net/clients/1/1f/1f1070e31f35868a9a13f38ee7dc887f/File/54548826642.pdfIn PDF document text
- https://forcechicago.com/wp-content/plugins/super-forms/uploads/php/files/42af9c86c5dbf74ab5d5edfce9e364a6/ridolirirapofigaw.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607cff6006531---xumamamag.pdfIn PDF document text
- http://digivideos.net/ckfinder/userfiles/files/vejamagopaf.pdfIn PDF document text
- http://think6.net/ckfinder/userfiles/files/20210704084212.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609427380d831---74386366273.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=pokemon+ruby+gba+rom+hack+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://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_off0000f7d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010fe7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE7 | 17100 bytes |
SHA-256: 00d1e200ea7603480ee7c30b19c9e9a01b6b9ea8c1e9b7026c4033783a4a0bc0 |
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font_02_sfnt_off00013c5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C5D | 10992 bytes |
SHA-256: 4e8ab50d1e727c4fe8eca89c23284da7bb6c50a01050cecbb2917eb4e3ca7e1e |
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