MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
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://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c09c14df6b---fivuwokafuzopekolavosired.pdf In PDF document text
- http://www.gc-antey.ru/ckfinder/userfiles/files/gudifijekifipokavekal.pdfIn PDF document text
- https://livresdarts.com/ckfinder/userfiles/files/60522934355.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/56a4a6def2dea733bf35fcba6820a7be/ganudosotajikitemewod.pdfIn PDF document text
- http://ristoranteibucanieri.it/userfiles/files/kakaxibagojupixu.pdfIn PDF document text
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081e93f120b8---77199326350.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a367a9e8104---35244760133.pdfIn PDF document text
- https://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/ov75v979hg62d29nem2qfbap5h/56558495139.pdfIn PDF document text
- http://imi.vc/upload/files/68353858745.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/9c98b93b9ac2dc6456f754a413ca4db5/98760267007.pdfIn PDF document text
- http://ressourcengarten.de/azubi/userfiles/files/68983701507.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c75600daa4---37849790133.pdfIn PDF document text
- http://strandedtattoo.net/file/tekigejajotugobuluxesotag.pdfIn PDF document text
- http://www.ambredore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c95118f3b2---zapepisuba.pdfIn PDF document text
- http://tsradviseurs.nl/mailing/images/photo/file/kojadapukowot.pdfIn PDF document text
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1611f7debb525e---228951149.pdfIn PDF document text
- http://domingo.hu/ckfinder/userfiles/files/2258019654.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/hpeq6nsg4qdri8jj0598r4koeg/sokarulofekupulugutageb.pdfIn PDF document text
- http://smartvoicecom.com/userfiles/putasitazunazudesazig.pdfIn PDF document text
- http://singer-island-condos.com/userfiles/files/28291784045.pdfIn PDF document text
- http://dxline.eu/userfiles/file/dimivarimipekaleku.pdfIn PDF document text
- http://gps-tw.com/CKEdit/upload/files/75804870083.pdfIn PDF document text
- https://brukspec.pl/upload/file/tibofudaxaxunotewo.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1611aeabeca64d---60625293535.pdfIn PDF document text
- http://riccaassociati.eu/userfiles/files/jerazukizikakosinigamevun.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=universal+errorless+chemistry+pdf+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_off0000e23c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE23C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fa4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA4E | 18864 bytes |
SHA-256: e8b63737fba7b1d80266baf184d81e7222581d12cccec360bf014d138b02f11b |
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font_02_sfnt_off00012b82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B82 | 11156 bytes |
SHA-256: 48b8d9f1584cf9f75b74ed58f47e1d8bc04bd8666a0bc3c52fb06674c263d6b5 |
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