MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by both ML classification and ClamAV, specifically as a phishing trojan. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites and other disposable hosting. These links likely serve to redirect users to malicious content or phishing pages, aligning with a phishing attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/54c6df67fcc74f05234e608cbce41d62/gejoxawexirowemem.pdf In PDF document text
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/t76g39tb7t9rc1k1d6eh2btj6l/68977578515.pdfIn PDF document text
- https://www.numberoneporthill.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a7a255a17d4---nuratewevujosure.pdfIn PDF document text
- http://rakkhunnursinghome.com/user_img/files/80652968777.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c87164092c---11550274336.pdfIn PDF document text
- https://tectrongim.com/uploads/files/kuzune.pdfIn PDF document text
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/16077aa3a34ac1---mafemogosidigajewex.pdfIn PDF document text
- https://csodamalom.hu/files/files/6119981954.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/16083f3fd44a99---gageko.pdfIn PDF document text
- https://getracemirates.com/userfiles/files/zizajawuboxozubeda.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/67b58a246deec7c442b4b52b3cd4c36c/jelevavetepepipetewopeze.pdfIn PDF document text
- https://www.sacda.org/wp-content/plugins/super-forms/uploads/php/files/vup0b687un9551ld95v0oim724/41891788097.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/160ac4266d26af---womeko.pdfIn PDF document text
- http://rzn-house.ru/upload/file/rufozed.pdfIn PDF document text
- http://www.tomasjelinek.com/img/pub/file/87586327417.pdfIn PDF document text
- https://fedico.ca/upload/editor/file/mulef.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/bda5026c7d10edb51f036ddcce1c658e/marupimejiligujizenuzok.pdfIn PDF document text
- https://pointvirgule.ca/upload/editor/file/mopizawukaxavusoxe.pdfIn PDF document text
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/3b9d14cda0730267bac028843214998a/pusutexaforafo.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/04138b75f40bd907c96eefaffecc57a7/65259020418.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607e1cb39ea9e---jipesewaw.pdfIn PDF document text
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/cefabd4bbac22c08fcc289c998e2631f/3374419566.pdfIn PDF document text
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c3afc8f17ad---muzefuzidusulota.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/1606d410210336---murugelupefe.pdfIn PDF document text
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/0b4ce422bda598a72934e34a2b9b1819/67246566087.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=affirmative+action+actPDF 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_off0001881c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1881C | 16892 bytes |
SHA-256: 2e993c996d513b2e5130adeb2af5531d0e42cee1b38bc0ae067c0a7d55df9d1e |
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font_01_sfnt_off0001b348.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B348 | 10332 bytes |
SHA-256: 07beba530ffd16f0f34facff5107a7aa596aa5145f397caaa304251a57c5aa0b |
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font_02_sfnt_off0001caa1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CAA1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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