MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites and other domains, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest a phishing or malware distribution intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://pixomot.ru/uplcv?utm_term=resumen+de+el+ciclo+de+krebs PDF link annotation
- https://everestart.com/images/stories/file/47433242599.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc1fdbf35a---43449772667.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b83c8033fcb---18279103194.pdfIn PDF document text
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/cdb3bc8163bfec3272747794fecba66b/61365259030.pdfIn PDF document text
- https://www.zulilighting.com/wp-content/plugins/super-forms/uploads/php/files/2e0f1ecba82bb869280f1f50d978b63d/11020688121.pdfIn PDF document text
- http://shinies.ru/img/lib/file/xiponipexumosewojozitot.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/k2okc88merj6ja213vl7ac07p6/40074624422.pdfIn PDF document text
- http://amoy-art.com/Upload/file/59781143509.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607d2cee800d8---womakoguxunajosopugevi.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/160e8f34a8d6ce---kovekozifumelumenek.pdfIn PDF document text
- http://wib24-admin.de/uploads/file/rimevajalagap.pdfIn PDF document text
- http://mispuntossaga.com/campannas/file/43181092647.pdfIn PDF document text
- http://wilkinsconnection.com/clients/9/94/94ba1e7d864c5c8af3bb481f5f9f31de/File/kesekatiwasejevomur.pdfIn PDF document text
- http://novussiteyonetimi.com/uploads/file/93847558014.pdfIn PDF document text
- http://istanbulballoons.com/ckfinder/userfiles/files/lusumegosavolepogobafali.pdfIn PDF document text
- http://hotelpenza58.ru/ckfinder/userfiles/files/28202185781.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ded9b66a00f---dewijitojesir.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001024d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1024D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011a5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A5F | 18720 bytes |
SHA-256: 65033c0c65342dfd680b0654eec42d8638c98988e3d08ed3bf06d5d2414e6129 |
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font_02_sfnt_off00014a4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14A4A | 16372 bytes |
SHA-256: 9e33fbdffefd4f83188e682a137182545928569734ab6aa5ddc29fe9fb14bf7b |
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font_03_sfnt_off000160ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x160AC | 10648 bytes |
SHA-256: 2ba828ab73adb8d70fe40a4957adfc122439780204feceeb51f22534723e2b01 |
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