MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous links pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing lure designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://crysiq.ru/uplcv?utm_term=email+template+for+asking+for+information PDF link annotation
- http://bubblesoflove.net/wp-content/plugins/formcraft/file-upload/server/content/files/16088a22829a86---89017921263.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210502223847_1160690347.pdfIn PDF document text
- http://sooclose.eu/upload/File/bizofebawoxugafowevonuwaw.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/qulmh0r6q27g5hngav6uk2h4p4/74373758055.pdfIn PDF document text
- https://addsfly.com/userfiles/file/mesulajovutaguzeturati.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/e5dc3a2a50245a6b1c0ea70c0977bf6b/52911704339.pdfIn PDF document text
- https://audreyheselmans.com/_files/file/pevolis.pdfIn PDF document text
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a1a47d922a7---mesavojuxezizazabaxifabe.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/6182bb0209ddd487ac932e7d6de97493/xobarusese.pdfIn PDF document text
- https://www.swx.global/wp-content/plugins/super-forms/uploads/php/files/643b4914e89b272deb880d363806563a/47530622719.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/karuxu.pdfIn PDF document text
- https://foundryindia.org/userfiles/file/84079992307.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/160797b4ed042b---gisuwejov.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607561ee037ef---fitivewazijirari.pdfIn PDF document text
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/07ebb17d88044a72b499d2385db4af3a/vufatuwulipoleziki.pdfIn PDF document text
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a34f8e6185---lakunowowupakexogerobal.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00012993.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12993 | 5240 bytes |
SHA-256: 21737966eb2a72407fa8d878ce8d3ce8e270d2c35ff7408248f4bd03fa0eb8f4 |
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font_01_sfnt_off00013b52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B52 | 10944 bytes |
SHA-256: 29fe2cd1e65ac563048a725043228f601f9447f73ea2e5d9bd1858c3392a1dc7 |
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