MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to disposable hosting or compromised CMS upload directories, characteristic of a link farm used for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to lure users to external sites for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://brilliantsolarpaneling.com/userfiles/file/filumavaliwu.pdf In PDF document text
- https://pyccenter.com/images/Upload/file/romazawixelopidepewiwuja.pdfIn PDF document text
- http://studiotravenzolo.it/userfiles/files/92613016534.pdfIn PDF document text
- http://uniquecharacters.com/upload/files/pusakunanaxale.pdfIn PDF document text
- https://linhngapt.vn/upload/files/fabidabetojuj.pdfIn PDF document text
- https://tiemhoamo.tiemhoahaibara.com/data/dulieu/files/44216067048.pdfIn PDF document text
- http://podwierzba.eu/ckfinder/userfiles/files/lereno.pdfIn PDF document text
- https://ntct.dz/ckfinder/userfiles/files/zeruvafufexonir.pdfIn PDF document text
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/404e27f2249ed95ee31f23fe9a0a7ba5/12621467413.pdfIn PDF document text
- http://naasschoolofmotoring.com/fckeditor/userfiles/file/45866347929.pdfIn PDF document text
- https://asiquim.com/ckfinder/userfiles/files/65996006378.pdfIn PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/16141a62186c02---nefofimimoron.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/7b8231f9ecca1715684479f5821ae1d9/wikojixujefolurivazodon.pdfIn PDF document text
- http://seksdagen.nl/userfiles/file/10256540525.pdfIn PDF document text
- https://bfull.ru/uploads/files/molaneb.pdfIn PDF document text
- https://netiko.ge/img/Data/file/30597284280.pdfIn PDF document text
- https://highrise.pl/file/68753294283.pdfIn PDF document text
- https://fisheaglesafaris.net/pics/user/file/risejutimumez.pdfIn PDF document text
- http://amsasecretariat.fr/userfiles/file/letato.pdfIn PDF document text
- https://ozmutludokum.com/userfiles/file/46201705355.pdfIn PDF document text
- http://plantessentialoil.com/upload/files/sofososuwiji.pdfIn PDF document text
- http://amghanoi.com/images/ckeditor/files/34400358363.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=binary+code+to+text+converterPDF 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_off0000d137.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD137 | 10484 bytes |
SHA-256: 2dca5c48c28eda26b6d3b0f81910b7041f6b38a8218d26c99e4c84bfa8ef7ed1 |
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font_01_sfnt_off0000e93c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE93C | 17296 bytes |
SHA-256: 16624c95e1de667eb0b37f3e46e3a5cd1a86846172d2752cacbfadd8ffe0bbe4 |
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font_02_sfnt_off00011689.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11689 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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