MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file contains embedded JavaScript, which is a common technique for executing malicious code within PDFs. The numerous external URIs, many pointing to compromised CMS uploads or disposable hosting, suggest a link farm designed to redirect users to malicious sites. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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.prestigeautobody.com.au/wp-content/plugins/super-forms/uploads/php/files/8c721b234d51d99be47ee9a4d64395a6/sizoleselunekujumisiv.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9f836d5a0---40776299452.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160843edb1789a---libebiwipuparewovupabe.pdfIn PDF document text
- http://bantinnhadat.com/users/files/petidukebovakubotitox.pdfIn PDF document text
- http://burragebrothers.org/demo/jolie/beta/userfiles/files/52169350448.pdfIn PDF document text
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/tmp/621973168.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607265c3e00d4---vemelapuxeledovan.pdfIn PDF document text
- http://famillespourstarlight.org/clients/a/a9/a9b42c05011d3bb27e7f7ec2ed30324f/File/bosubenorinudimigapuzufo.pdfIn PDF document text
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/e641c37ed504d6b111a2537e83c04ee2/78405281597.pdfIn PDF document text
- http://adice-area.com/pictures/files/20728835.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ace928f3bdd---40797306923.pdfIn PDF document text
- http://ciba.lv/uploaded/file/70178707928.pdfIn PDF document text
- http://ezibra.pl/upload//file/xafanebuvelujabutuvoteli.pdfIn PDF document text
- http://ventiliatoriai.lt/js/ckfinder/userfiles/files/dugeg.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/500eb143581bd1237636914fc98de69d/nuboparuvizubujaneged.pdfIn PDF document text
- https://perfecthospitals.org/FCKeditor/file/wileraji.pdfIn PDF document text
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/bc2bf5b51af9fd588f3de9399cafe622/73934179838.pdfIn PDF document text
- http://kpdb.org/userfiles/files/38762895444.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609164b03e54f---35934988986.pdfIn PDF document text
- https://vetranhtuongmamnon.vn/wp-content/plugins/super-forms/uploads/php/files/fnckfedo7eoddk093menqnuhe7/jikenosuluvesisovakoxura.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/gatebebi.pdfIn PDF document text
- https://himalayanthailand.com/image/upload/File/23716518555.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/d9ea64b157c6f9caadfd6408e1c4a9f3/56122871880.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=cours+gratuit+sur+le+developpement+personnel+pdfPDF 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_off0000d903.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD903 | 11036 bytes |
SHA-256: e4fc945cb9cbff9381d1801791c556b7a9a842e7f1295ef601ec50a7256562af |
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font_01_sfnt_off0000f289.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF289 | 20936 bytes |
SHA-256: 0e83c2210fe658d42b07e0579f28faaed41d0186b8c339ade389f59eaba9620d |
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font_02_sfnt_off00012720.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12720 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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