MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to compromised websites, indicating a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly suggest malicious intent. The document's structure as a link farm on disposable hosting, combined with the presence of external URIs, supports the conclusion that it is designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://huntic.ru/uplcv?utm_term=concept+of+social+psychology+pdf PDF link annotation
- https://zoomkish.com/basefile/zoomkishcom/files/zudividizogam.pdfIn PDF document text
- http://aihyang.com/userfiles/file/zovalalidebuzeposid.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160863c4ab6221---18005581329.pdfIn PDF document text
- http://wingmanresearch.com/userfiles/files/bipelimis.pdfIn PDF document text
- https://felicitareonline.ro/ckfinder/userfiles/files/5660496909.pdfIn PDF document text
- https://skl.deindrukdemo.nl/upload/files/komidugobifovadozofumor.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f26719e103e---tajasififeku.pdfIn PDF document text
- http://fygl.net/uploads/file/180617401253.pdfIn PDF document text
- https://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fc82356822---28434127057.pdfIn PDF document text
- http://vino-charlie.cz/userfiles/file/48360215333.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c01491928a9---1369936394.pdfIn PDF document text
- http://euro-ex.com/images/blog//file/fugixudadal.pdfIn PDF document text
- https://thietbidiensino.vn/media/ftp/file/69074184117.pdfIn PDF document text
- https://hyundainhapkhau.vn/upload/files/54412739182.pdfIn PDF document text
- https://nhahangphongcanh.com/uploads/files/xevazikakomez.pdfIn PDF document text
- http://ranahytta.com/ckfinder/userfiles/files/defuzujanonibux.pdfIn PDF document text
- https://hanedantoptan.com/upload/files/84320557660.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/3a7981da8f138ed639a4b9c8a843c119/32969090764.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/5513400940.pdfIn PDF document text
- https://auf.vn/wp-content/plugins/super-forms/uploads/php/files/tvq30ks9lkfh96k2c5aji9l3g4/10937371061.pdfIn PDF document text
- http://normel.org/files/upload/file/gekujonidudabepuz.pdfIn PDF document text
- http://coinproject.com/userfiles/image/file/79769558642.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076342f18bc1---95716515272.pdfIn PDF document text
- http://grupogmec.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098583fc123d---rofixidumoneme.pdfIn PDF document text
- http://khiconghoixuancong.com/Khicong/admin/userfiles/file/fabaxamora.pdfIn PDF document text
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/2fb4ee90b1ad083e690d01e11b83037f/49181712901.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_off0000c965.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC965 | 17056 bytes |
SHA-256: a1d7a8d1d1f589dad11d7fbb4dbd3fd6e40dc00fe6470a81518a0512dc10781f |
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font_01_sfnt_off0000f47c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF47C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010c93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C93 | 10944 bytes |
SHA-256: ec1b7da0518bff95658bbb10d1c50cad5abe630a7f4ff4fbb32b11b869c934c2 |
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