MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs hosted on compromised CMS uploads and disposable domains. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://laborke.ru/uplcv?utm_term=brave+new+world+full+book+pdf PDF link annotation
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/rl3ehdspbmrltq5lpgadr6g8j0/gorusiwonad.pdfIn PDF document text
- https://metagrhyd.com/infopub/pub/file/92945528996.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/7b0fe1657e2fa14fba9fed202fb51de0/xazuxovikipumoxokofimakuw.pdfIn PDF document text
- https://szamitogep-szerviz-javitas.hu/ckfinder/userfiles/files/38204674317.pdfIn PDF document text
- http://etpatatietpatata.com/userfiles/files/54950240668.pdfIn PDF document text
- https://www.tcf.gov.tr/ckfinder/userfiles/files/vosepaberofofaj.pdfIn PDF document text
- https://bawaniint.com/ckfinder/userfiles/files/88248687233.pdfIn PDF document text
- http://radio6deenero.com/uploaded/files/13602180724.pdfIn PDF document text
- https://paron-rebondir.com/uploads/files/99903608306.pdfIn PDF document text
- https://tonthephunglan.vn/upload/files/jewamisuvibaxofotatanov.pdfIn PDF document text
- http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/36e34b431336841c41bc5723dee3fe6e/85149700559.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/pisosura.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/d227c0e6697bd8d2b0df687957fa7787/18236219192.pdfIn PDF document text
- https://10fci.org/userfiles/file/pebusulurefokovi.pdfIn PDF document text
- http://guowangcable.com/d/files/62349659256.pdfIn PDF document text
- http://revistaspontan.ro/assets/ckfinder/core/connector/php/uploads/files/gagosa.pdfIn PDF document text
- http://thibangoto.com/app/webroot/uploads/files/vujapepuribapegigavaxufo.pdfIn PDF document text
- http://www.fdconsult.qa/public/uploads/cms_files/loduboziraredegivododibi.pdfIn PDF document text
- https://principesgs.com/userfiles/file/ketefibadunolaxo.pdfIn PDF document text
- https://eccdc.org/application/webroot/userfiles/file/35618743875.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_off0000ac3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC3D | 16308 bytes |
SHA-256: 03df76fbbbb4c70796998fcc7fadc69b9e450d316262edf149480be15d6dd6f1 |
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font_01_sfnt_off0000d595.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD595 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000edac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDAC | 10668 bytes |
SHA-256: e4cc74bc99f23277716e838486e8e043b77981e48d07efa931d336afd2e63b6d |
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