MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to multiple disposable domains, a common tactic for phishing or malware distribution. Heuristics indicate the PDF is a link farm on disposable hosting and that it points to compromised CMS upload storage. ClamAV also detected it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://koparieshorvathbusz.hu/files/file/dewuluw.pdf In PDF document text
- https://latework.cz/soubory/raxivoxa.pdfIn PDF document text
- http://www.otevrenysklep.cz/ckfinder/userfiles/files/40742780067.pdfIn PDF document text
- https://edenestates.com/ckfinder/userfiles/files/tonoluzosaxusifa.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/78667158477.pdfIn PDF document text
- http://gopherandsquirrelcontrol.com/admin/images/file/zasuv.pdfIn PDF document text
- http://marchmontnews.com/imgs/file/notaba.pdfIn PDF document text
- http://medica-eg.com/userfiles/file/55048026649.pdfIn PDF document text
- http://thaiboxes.com/piceditor/file/78859496333.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/dafavowasobise.pdfIn PDF document text
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/161357a1c7e8d4---voxerobuwomuwukutesebemut.pdfIn PDF document text
- http://gs-metals.com/filespath/files/20210901101813.pdfIn PDF document text
- http://sinners-party.de/media/file/kotuzesokuk.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613240536d869---linalolus.pdfIn PDF document text
- http://soskuwait.com/outscapes/admin/ckeditor/uploads/ck/files/65104162408.pdfIn PDF document text
- http://aunay-sous-auneau.fr/ckfinder/userfiles/files/zinepugogirivewesulodixiz.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/virunikup.pdfIn PDF document text
- https://xn--hjrnskadeakademien-mtb.se/userfiles/file/73561719008.pdfIn PDF document text
- http://svenskafik.se/uploads/fckeditor/file/xikurejuto.pdfIn PDF document text
- http://bedrucken24.de/userfiles/file/wipebaloselof.pdfIn PDF document text
- http://okna-kurska.ru/page_edit/_samples/userfiles/files/kasaragowoxad.pdfIn PDF document text
- http://rulife.ru/ckfinder/userfiles/files/67245964214.pdfIn PDF document text
- http://www.serge-valentin.net/ckfinder/userfiles/files/luvepusixal.pdfIn PDF document text
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/mil7c8v35kcobr7jqan7ahfqdi/suliginezugekiramofimi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=all+star+superman+comic+pdfPDF link annotation
- 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_off0000e51a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE51A | 10864 bytes |
SHA-256: 0e5e56c93c939fee36eb9e169bf1308d9c0830ed14bb611ec1c86087e66d7eb4 |
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font_01_sfnt_off0000fe38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE38 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001164a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1164A | 17348 bytes |
SHA-256: 3d2ee004682510b837fd17fcdafabe8aacc0e56ab8d4f2926435d4a1d72b8d31 |
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