MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many of which point to compromised WordPress sites hosting other PDF files. This behavior is indicative of a link farm designed to distribute malicious content or lead users to phishing sites. The ML classifier and ClamAV detection strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://robotics-institute.com/wp-content/plugins/super-forms/uploads/php/files/e1fmn0stbun7gqeufkqgoab1hi/geperikenavomolomupur.pdf In PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/95c049f80e9ecce1a3f4f4298d94d032/zavefu.pdfIn PDF document text
- http://pastoret.it/userfiles/files/zifekedas.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/17f856ea00025dd27f8645fa65cc8f1f/letewumeso.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080bad38fc7b---xituk.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/c3cefab59d2ffbc8e0a0cd099f6419e9/mutufegaw.pdfIn PDF document text
- http://mmbc.cz/_data/user_files/file/18881372847.pdfIn PDF document text
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/8j6c8kt1q2r8thgi77m2600re0/darenebus.pdfIn PDF document text
- http://charnafamily.com/clients/60216/File/badolufufuxiwujaboz.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/7839b3dde541c90a9aa0ea991a2d93a1/vurozelulenimozulopib.pdfIn PDF document text
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/4b52fhsr14hd7di5gh33d3mc27/28251909117.pdfIn PDF document text
- http://www.liveartsaskatchewan.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608507fb909ff---pafoferuzuranibatoj.pdfIn PDF document text
- https://jgmurphy.com/wp-content/plugins/super-forms/uploads/php/files/f111bb7e04dbc443246a1c614b790509/jelikukituvux.pdfIn PDF document text
- https://seerupit.dk/assens/file/luxibo.pdfIn PDF document text
- https://rfcorporation.net/wp-content/plugins/super-forms/uploads/php/files/c20f19be2b1843e3a6fbbbf116695783/ratinala.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/89736932666.pdfIn PDF document text
- https://abofahed.com/userfiles/file/tojanejapuvokiduxawijejer.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160881ce8bcb19---zabadozep.pdfIn PDF document text
- http://lighthouseofworship.com/clients/44803/File/76896448064.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b167452fa29---77336684944.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/79c3d3b002da39ab5a6c2444069c7e01/pigolizezojuwopolikej.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/95477635795.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/053df75719513b37a52ed674b5fdd9cd/56778713081.pdfIn PDF document text
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/4296aec417ca250dce15abaccf526d77/tofelujeb.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0102be53da---velifuvawatafejetotosom.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=how+to+delete+a+page+in+goodnotes+5PDF 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_off0000f392.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF392 | 17088 bytes |
SHA-256: 06eb0b39b95d21beeeb3de984ed6a40c30f98796450d4bc1d033a5e240947d42 |
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font_01_sfnt_off00012005.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12005 | 10680 bytes |
SHA-256: ae9001548bafad84a3510ae259a706db514266c5be9cf5b60ee8cc5cad5a5eb7 |
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font_02_sfnt_off00013875.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13875 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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