MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many pointing to compromised websites or disposable domains, indicating a link farm designed to redirect users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or malware distribution intent. No scripts were extracted, but the structure and URL patterns are consistent with a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 https://synerhu.ru/uplcv?utm_term=what+are+the+uses+of+glassware+in+laboratory PDF link annotation
- https://qnzar.com/files/99995551288.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/95283233884.pdfIn PDF document text
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/3bc5637339465fe4b108ad33522738de/kevobuxor.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a48238b418---bapevubiwagudude.pdfIn PDF document text
- http://spbmedax.ru/sites/default/files/uploads/xanejilufubabosufu.pdfIn PDF document text
- https://churchofgodinjamaica.org/app/webroot/files/mewefegorivubovudi.pdfIn PDF document text
- http://sattamatkapatti.com/userfiles/file/4481218725.pdfIn PDF document text
- https://cremeconferences.com/wp-content/plugins/super-forms/uploads/php/files/103229f4f200203d22b89db6fdf5af9f/54554478447.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca8cfd27f8---xikokexoradot.pdfIn PDF document text
- http://hainescentreasia.com/images/file/bomazamonipuxe.pdfIn PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607cdb9727bf0---fedelupalobozona.pdfIn PDF document text
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd5df1d56bb---85003757695.pdfIn PDF document text
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/7fc8ebdde58f47f8dc1ac1728e733cee/3554828153.pdfIn PDF document text
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/952aeed30a8a2def815ca5c08ed002bc/33993367198.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160b2d2b876270---12005874027.pdfIn PDF document text
- http://lighthouseofworship.com/clients/44803/File/sanilujafanowa.pdfIn PDF document text
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/85662197115.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/ea364212d0459b6ed7c2a5b2c6c9f681/nusovosu.pdfIn PDF document text
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/reek3a2t3vgbipdro4sloae597/66874535688.pdfIn PDF document text
- https://baobihungphu.com/media/ftp/file/5211453942.pdfIn PDF document text
- https://q-web.ro/wp-content/plugins/super-forms/uploads/php/files/nn2kejbafrb3asg4u0t7ej3793/wuzazukorezo.pdfIn PDF document text
- http://ttccid.com/userfiles/file/jaxulu.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/9a389676340f4cf5acd7950f4c38b59f/lorobidozifujodukidipo.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082e902762f1---popuxabizonope.pdfIn PDF document text
- https://sportsht.com/userfiles/file/jumitejajojojogef.pdfIn PDF document text
- 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_off000111c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111C5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000129d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129D7 | 18400 bytes |
SHA-256: f0cbcc730170213cdbd42a602c7c36c07b7cb054cfcb29e086c326ac146a357f |
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font_02_sfnt_off00015aa6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15AA6 | 10924 bytes |
SHA-256: 04b5cb103d6df31eb129ec129b035ed5f448ed98e59d689c60e6decd5f704483 |
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