MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://glassick.com/userfiles/file/5043714741.pdf In PDF document text
- http://dirpub.org/editor/ckfinder/userfiles/files/memusojesonuzotulawi.pdfIn PDF document text
- http://stauarchitetti.eu/userfiles/files/11800739739.pdfIn PDF document text
- https://horacebatten.com/ckfinder/userfiles/files/84788612263.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161408cedc43ae---genukonig.pdfIn PDF document text
- http://encino.ilovepokebar.com/uploads/files/87490576315.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/161393a94ecf89---xesevuja.pdfIn PDF document text
- https://proia.bg/userfiles/file/dojejerila.pdfIn PDF document text
- https://atpl.aero/ckfinder/userfiles/files/pemibabopezutarerox.pdfIn PDF document text
- https://mimpishio2.net/contents/files/jejikananulesamitiwe.pdfIn PDF document text
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/78ca97909a08bc2dae5bf8e037364efb/80503041211.pdfIn PDF document text
- https://uat-tunisia.com/userfiles/file/mosopaki.pdfIn PDF document text
- http://cncforginghammer.com/d/files/73001389429.pdfIn PDF document text
- http://carrozzeriardue.it/userfiles/files/31976828165.pdfIn PDF document text
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16141912ad9719---zowomeja.pdfIn PDF document text
- https://sma-dfgg.org/site/admin/file/76961062460.pdfIn PDF document text
- http://balcimimarlik.com/resimler/files/xizusawukev.pdfIn PDF document text
- https://bititechnika.com/uploads/file/fasulivi.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202109140914061774.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cd67d94f11---13020177630.pdfIn PDF document text
- http://gardatrans.com/content/Files/xibofibeputumisosir.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=what+to+eat+before+morning+workout+for+weight+gainPDF 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_off0000bfd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFD1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d7e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E3 | 17032 bytes |
SHA-256: e5a5f40ae995ed446fedd475427fb3a5428eb1d01124661ab43908f2d4851016 |
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font_02_sfnt_off000103dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103DC | 10860 bytes |
SHA-256: a59e82907d073cbea10cb6bdc416be6a1cc3bf91defd1f3d91ba10a0be6267af |
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