MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many of which point to compromised WordPress sites hosting PDF files. This behavior is indicative of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature, likely as a phishing or trojan delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 6
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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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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://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/5ac4c08cf901ef0a076d8d98f29200ee/ladesozonewepeja.pdf In PDF document text
- http://progfin.pl/userfiles/file/19978477949.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ab837b1777---zepikejajiweka.pdfIn PDF document text
- https://drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16099257c2c190---96684677530.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/b4019e849111c6c061c3bf45ca58d39d/52924185414.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7dccae382---davepakefeduva.pdfIn PDF document text
- https://jin-ji.com/upload/files/84567158051.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160cbe4cdee06a---pisujelurinuzikime.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/d784dn32ik46opudd5r69fboir/zenovugilimubutu.pdfIn PDF document text
- https://arhstroi.by/uploads/files/19043545309.pdfIn PDF document text
- https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/01b01662bfcf00e381ffdade0b698180/nufesakibavimemosofanu.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c934236cf2b---vetudifuzene.pdfIn PDF document text
- https://fundreamz.com/ckfinder/userfiles/files/60455505043.pdfIn PDF document text
- https://aannemingsbedrijfbarthulsbosch.nl/userfiles/file/1724504517.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6d4ac06ed4---77985002978.pdfIn PDF document text
- https://darshanam.com/ckfinder/userfiles/files/fakizolubed.pdfIn PDF document text
- http://nuitsdartistes.eu/images/file/67028310975.pdfIn PDF document text
- https://108pizza.pl/uploads/userfiles/files/dujiwobibikolivo.pdfIn PDF document text
- http://irollee.com/userfiles/file/pibapakikojozukulib.pdfIn PDF document text
- https://cullinanconstruction.com/wp-content/plugins/super-forms/uploads/php/files/4qem5j1f9dkc7t22ertvicr4md/69190574778.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/7ac670e66de973c4246537a472aa1b7f/72472117084.pdfIn PDF document text
- https://thaiwoodengames.com/files/upload/files/dazetujoderoneligebariti.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/rdu18ndi7ph0451qh5gqf7aif6/53829939576.pdfIn PDF document text
- http://bhhangkhong.com/upload/images/files/petoweza.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d8391bb1b---xafajazomawe.pdfIn PDF document text
- https://tsegypt.com/file/69933694271.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=can+you+eat+chicken+left+out+overnightPDF 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_off0000ff24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF24 | 17760 bytes |
SHA-256: 923f579c7a8f7debcd273763f967dc3efd352d8af3d7947092e8090dc25a105a |
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font_01_sfnt_off00012e03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E03 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001461a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1461A | 10848 bytes |
SHA-256: 9230774d8b57c5e89f753308732520b33945f065dc251d5c0fee995e3e3ef30e |
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