MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links to external websites, many hosted on compromised WordPress installations or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure strongly suggest an attempt to deliver a secondary payload or phish for credentials.
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://queure.ru/uplcv?utm_term=pc+free+battle+royale+games PDF link annotation
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5e59977443---31735104995.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/a09203fd2dbde3ebdd1ca9127409186a/46203614739.pdfIn PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/2sv3me4cqvokpdlk1mek97o8se/bowufimano.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608a1a84e29d3---69812317162.pdfIn PDF document text
- https://incoyun.com/calisma2/files/uploads/gavijoneme.pdfIn PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1c0bf1b811---xojajelinoboze.pdfIn PDF document text
- https://alsterparkett.de/wp-content/plugins/super-forms/uploads/php/files/dgh47a9itg4voirq2eib5bf883/80073643403.pdfIn PDF document text
- http://morethancars.nl/uploads/edytor/file/36126629014.pdfIn PDF document text
- http://leinerpakgelatine.com/survey/userfiles/files/bijixegowekek.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607faeb0c7a5d---29785638473.pdfIn PDF document text
- https://samiznojmo.cz/wp-content/plugins/super-forms/uploads/php/files/93c1ab4bc7904c3eeebd9fcd09b11faa/14513265252.pdfIn PDF document text
- http://greece-ex.com/images/blog//file/zewopopakuxexiluguruzokox.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a10fe162f0b---neresewexivazod.pdfIn PDF document text
- https://imagebeaute.fr/userfiles/file/xexukutuz.pdfIn PDF document text
- http://kimhoatra.vn/upload/fckimagesfile/3160757894.pdfIn PDF document text
- http://abpaluso.com/upload/file/sojubularuxigelobidujiwuf.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_off000102f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102F2 | 5444 bytes |
SHA-256: 68dfe8b24c773697acfd7fee87344beac588ca2c39fd9352adc94c88424b2075 |
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font_01_sfnt_off00011572.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11572 | 10476 bytes |
SHA-256: 8f9311dafe81103baf0c5014127500373d99f0603d299c268a392a00d7cc6ad9 |
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