MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the document functions as a link farm, directing users to various URLs, some hosted on compromised WordPress sites. These links likely serve to distribute further malicious content or lead users to phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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://huntic.ru/uplcv?utm_term=procreate+apk+for+android+free PDF link annotation
- https://bselink.com/userfiles/file/gezot.pdfIn PDF document text
- http://ferramentabelleggia.it/public/file/towuxitodejarebu.pdfIn PDF document text
- http://kco.su/userfiles/file/54612589779.pdfIn PDF document text
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ed6a3d5923---16042961059.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143ce6006874---79467718478.pdfIn PDF document text
- https://xn--90ah6akb9e.xn--p1ai/f/file/jibonunogozodo.pdfIn PDF document text
- http://icsbc.ru/fuploader/file/lubapi.pdfIn PDF document text
- http://csc0532.com/userfiles/file/20210906145321_dyvg30.pdfIn PDF document text
- https://heritran.vn/uploads/news_file/mumafos.pdfIn PDF document text
- http://www.extramas.com/userfiles/files/4507022140.pdfIn PDF document text
- http://geodavidepini.it/userfiles/files/66650318655.pdfIn PDF document text
- http://safeabortionnepal.com/userfiles/file/rotonawebarewa.pdfIn PDF document text
- http://xn--d1achljw0b.xn--p1ai/content/upload/47319792381.pdfIn PDF document text
- http://yarpb.ru/pic/userfile/forunekemon.pdfIn PDF document text
- http://silarperu.com/UserFiles/file/61591749085.pdfIn PDF document text
- http://thegioimercedes.com/upload/files/zasozeri.pdfIn PDF document text
- http://playoz.com/ckfinder/userfiles/files/jazewupi.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/bc14ff32112d77091d2615f152b15034/gesuripadojowozo.pdfIn PDF document text
- http://oreade-breche.fr/userfiles/file/87138755634.pdfIn PDF document text
- http://iburgisidimarsala.eu/userfiles/files/30632033539.pdfIn PDF document text
- http://pho32shabu.com/uploads/files/vukofenaxitanizi.pdfIn PDF document text
- https://rizecanreklam.com/images/file/61010348506.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_off0000cb24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB24 | 10492 bytes |
SHA-256: b2a938237f22865fd3dcb8b85ddecbfffefa401f696d698870f039038f94631b |
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font_01_sfnt_off0000e316.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE316 | 18644 bytes |
SHA-256: 339eca284ba2cfedd6ce449b90a9ac8d7b334f3e1e74d697588547a239bda518 |
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font_02_sfnt_off00011305.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11305 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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