MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ClamAV and an ML classifier. It contains numerous external links, many hosted on compromised WordPress sites, suggesting a link farm designed to redirect users. The presence of embedded URLs and the overall structure indicate a phishing or malware distribution attempt, likely using JavaScript for execution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://archism.ru/uplcv?utm_term=twilight+2020+release+date
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dca21cf17a---nowawakuzurap.pdf
- http://techscreening.com/userfiles/files/pimigovor.pdf
- http://megaprestige.ru/uploads/files/71679139457.pdf
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086923c5afc8---xukofuxozukabate.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/c93f020c92855495fb93554186f7ac53/39157031738.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/ef36071843e4a4ac2378ccc9e997a57a/35463772807.pdf
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/ug4oltclospqtrh0gmdpmv2m63/faxovaxupavezet.pdf
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082a603adf43---29546979344.pdf
- https://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/3pc3h8ja6ql99mgmv53e5htf0c/39484474545.pdf
- https://earthideasawnings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607feb2f4cdcc---bivoxanorojarafa.pdf
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16071a61a2f539---47871086444.pdf
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f44b775951---gosuxidulenelasad.pdf
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160bd34ad31f9a---44632684776.pdf
- http://www.thaiboat.net/image/upload/File/katakuxaxobitaluxamewexef.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9f0d44b09---98523137255.pdf
- https://gbeequestriansurfaces.com/wp-content/plugins/super-forms/uploads/php/files/a7ckkvfguk1k3um10ut95sa8g0/5107019839.pdf
- https://genericdiabeticteststrips.com/userfiles/files/55441492756.pdf
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/5637e9699fa62e91eef178b8f648a9ef/7545690959.pdf
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/65b72aea7b22a0a063d99e8b1670e602/vafopefujoga.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e625.bin4ae7979d4397d329e1b807b7afed2b0457d6ab4b689e912a67c181baac0cd3c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE625 | 5404 bytes |
font_01_sfnt_off0000f88e.binf10e0525054c2dd598060017ba66b5c45fdbedec896633641a9df20accb81a83 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF88E | 11284 bytes |
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