MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous external links, many hosted on compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure indicate an attempt to distribute malware or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://huntic.ru/uplcv?utm_term=can+you+stop+ovulating+after+a+miscarriage PDF link annotation
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a3b623179---bojuduror.pdfIn PDF document text
- http://lixupeng.com/uploads/files/17459245452.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e713af2f4e---najuri.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b52685d70fc---nenigusaluponupiw.pdfIn PDF document text
- http://strahovka66.ru/userfiles/file/46827217044.pdfIn PDF document text
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c8e923b945b---25406919857.pdfIn PDF document text
- https://planet-pvc.com/upload/files/munaviselewedovisuge.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/7e0usbep67fhcrrkoenkp6htb3/mexil.pdfIn PDF document text
- http://sxhk365.com/uploads/file///lefidetepeju.pdfIn PDF document text
- http://gymostrov.org/gymostrov/userfiles/file/98903812897.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b87a6a1bb4a---wazelosekukapowuvite.pdfIn PDF document text
- http://bizbecho.com/pa/trainstation/uploads/image/file/kekeponugilopinedujagew.pdfIn PDF document text
- http://pgnsualumni.com/clients/872691/File/timixabika.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/784a0c745a2b9975a572a8ab4d6c9f76/widexaludokewajapige.pdfIn PDF document text
- http://jarosi.hu/files/file/livenabuso.pdfIn PDF document text
- http://saluteebenesseresas.it/userfiles/files/50132152803.pdfIn PDF document text
- https://ceilford.org/wp-content/plugins/super-forms/uploads/php/files/48256a91f62e52fc63ea2c72f2bd9c9b/vovedezadosivo.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d4e2c0ad7e---48884513476.pdfIn PDF document text
- https://iescolumbus.org/wp-content/plugins/super-forms/uploads/php/files/39e4dd6ab17b6e26e7f439c3d7da0999/godidewuboraraxotaw.pdfIn PDF document text
- https://fultoys.com/userfiles/nelinevuwumulid.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160723d2b45190---44451564176.pdfIn PDF document text
- https://realestateconnect.biz/wp-content/plugins/super-forms/uploads/php/files/vvk2h2qcfiavnnrso8kqdojjd7/zulidifewinuxodokigava.pdfIn PDF document text
- http://zetrade.cz/userfiles/file/zujuxo.pdfIn PDF document text
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089b0212cf2c---vowiremitagisajatefa.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_off0000e8ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8FF | 18996 bytes |
SHA-256: ab35e031b1ea3818f71f5dd2daba4b8fe75ba1f9b87bd7926f384490db13a3d0 |
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font_01_sfnt_off00011970.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11970 | 11136 bytes |
SHA-256: dc1979de0d482b59e9aeb2ef7bb51c23d6e69d1741a68634250d0a0b301e2a15 |
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font_02_sfnt_off0001338b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1338B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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