MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites, indicating a link farm designed to lure users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608257bf358e9---refijuwupixifodenux.pdf In PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/44803156618.pdfIn PDF document text
- http://cosonhuath.com/hinhanh_fckeditor/file/13605359164.pdfIn PDF document text
- http://metalzilembo.it/userfiles/files/13355096827.pdfIn PDF document text
- http://sevinctekstil.com/resimler/files/834064300.pdfIn PDF document text
- http://scriptonica.ru/files/files/69611276361.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610b4317ee58c---levolewikomop.pdfIn PDF document text
- http://albertopizzetti.it/userfiles/files/77603737856.pdfIn PDF document text
- http://elm3rad.comfile/navivukemulusidabibik.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/160919680c54b8---bofewudedepiregupej.pdfIn PDF document text
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/frju3evd8o4olbc6edirji1qoc/guwute.pdfIn PDF document text
- http://ambulatorioveterinariorigolon.eu/userfiles/files/85966224002.pdfIn PDF document text
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/ef2e7ddbf32643f721e0a81706c88ec0/82344035820.pdfIn PDF document text
- http://seanbittinger.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/81828280397.pdfIn PDF document text
- http://www.bluewhaleline.com/image/upload/File/28192409162.pdfIn PDF document text
- http://cuacuonbinhduong.com/upload/files/8177140084.pdfIn PDF document text
- https://rubyyadav.com/nbloom/fckuploads/file/24650314974.pdfIn PDF document text
- http://myphamhelios.vn/luutru/files/wepemesefirebag.pdfIn PDF document text
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/94ee915a1de219528dc1490723c8b5aa/59014765641.pdfIn PDF document text
- http://dichvuketoansg.com/luutru/files/xusalowi.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160da1c4be57b8---34299816000.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=anatomie+et+physiologie+du+c%C5%93ur+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_off0000d1da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1DA | 11496 bytes |
SHA-256: b7a7d7bf0a662c68832d3d670e2bf8fcf7fd3a6b9be6332996b9df1214a15f29 |
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font_01_sfnt_off0000ec89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC89 | 19024 bytes |
SHA-256: c9c0decad4039e9b06f15221a86b7b169fa7c35bca739631a1bc2d04a4b9dc75 |
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font_02_sfnt_off00011bc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BC5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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