MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous embedded URLs pointing to compromised websites and link farms, suggesting a phishing or malware distribution scheme. The file's structure and embedded links indicate it is designed to redirect users to potentially harmful external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://huntic.ru/uplcv?utm_term=poesia+errante+carlos+drummond+de+andrade+pdf PDF link annotation
- https://psiakocky-potisk.cz/webpagebuilder/ckfinder/userfiles/files/72791155135.pdfIn PDF document text
- https://skvely-kup.cz/files/file/74059010592.pdfIn PDF document text
- https://sensorservice.org/userfiles/file/95655919370.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/5366a3a31805ac9b090cf8b482fa049b/sogomilozikela.pdfIn PDF document text
- https://agrachoff.ru/wp-content/plugins/super-forms/uploads/php/files/152d3ed3781ef0f4022e5efe844630cc/44915619698.pdfIn PDF document text
- http://www.rodnolespropertymanagement.com/siteuploads/editorimg/file/67431583770.pdfIn PDF document text
- http://abovomedia.hu/_user/file/zizajejiz.pdfIn PDF document text
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d83bd1df054---pupomoxaxabofa.pdfIn PDF document text
- http://nhahanghienminh68.com/upload/files/78836378521.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/5qpil6anfah6bvlroppfl2pdm2/tanupubuxelatuve.pdfIn PDF document text
- http://abbwingslynnhaven.com/uploads/files/fudozudamekipefune.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/rllne4srk2ebkj9agkc965h17i/16221885801.pdfIn PDF document text
- https://eletvital.hu/uploads/files/6902950447.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/j19q73mluh37bh7hov0v7thhgn/josoxutebax.pdfIn PDF document text
- http://bisenzia.it/userfiles/files/30053740921.pdfIn PDF document text
- http://website-design-company.in/dev3/damodar/ckfinder/core/connector/php/userfiles/files/38068701893.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/ma6ljlihnp7fqm97k0tjk6pdl0/lurejakefukadaxazobox.pdfIn PDF document text
- http://edanieltour.com/FileData/ckfinder/files/20210714_FA9029B02E3F396E.pdfIn PDF document text
- http://madonnina.info/userfiles/files/witoborolu.pdfIn 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://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_off0000e377.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE377 | 10884 bytes |
SHA-256: 6eaed1fb6bbd61d51321556d65d85e61b5060750373ac705c597112dfe2d3ec8 |
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font_01_sfnt_off0000fca8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCA8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000114ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114BA | 19484 bytes |
SHA-256: 12819deb3978df9fa5027ff4d5d4f99964c0c414de79d2cf731d6a17b12157e2 |
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