MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, with several heuristics indicating it functions as a link farm, including links to compromised CMS uploads. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://actionsporting.com/userfiles/files/62112305957.pdf In PDF document text
- https://beauti-full.ru/uploads/files/92308131811.pdfIn PDF document text
- http://fcvperu.org/data/fcvperu/userfiles/file/67371607134.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/161443d4e06c3b---74184458137.pdfIn PDF document text
- http://hongshengfish.com/uploadfiles/20210906/210906184543685282fmf0iw741yy9.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614d37b74dab7---74711225852.pdfIn PDF document text
- http://interreg-ipa-husrb.com/downloads/ledowab.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161351c6cdb0cb---81942270986.pdfIn PDF document text
- https://chokysitohang.com/Uploads/userfiles/files/6212751281.pdfIn PDF document text
- http://unionnutritech.com/upload/files/rabopatogelekoragil.pdfIn PDF document text
- http://gzcaifeilai.com/ckfinder/userfiles/files/202109240801565680.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/5b9a50fc1cf8f7dcf952fb9bc83f59ff/gerulotuxawikolupifuka.pdfIn PDF document text
- http://hit-air.pro/ckfinder/userfiles/files/nezesopusudidixixe.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613dc9f83b538---wakefebukesuwezakigiwuja.pdfIn PDF document text
- https://imagebeaute.fr/userfiles/file/53139575985.pdfIn PDF document text
- http://baiduvpn.com/upload/files/litimeg.pdfIn PDF document text
- https://khanikango.in/file/xibelinofifawasaxef.pdfIn PDF document text
- http://assessmentinsight.com/ckfinder/userfiles/files/lemir.pdfIn PDF document text
- https://adproissy.emailingmanager.com/uploads/editor/file/53273754581.pdfIn PDF document text
- https://kp-bs.ru/upload/files/28398708852.pdfIn PDF document text
- https://amthanhanhsangchinhhang.vn/upload/files/bugapo.pdfIn PDF document text
- https://rijst.nu/userfiles/file/65307991556.pdfIn PDF document text
- http://xn--2e0b95unoa536adofm5h.com/userfiles/file/5661440520.pdfIn PDF document text
- http://dalaichau.com/files/62604096108.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=the+world+is+flat+summary+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_off0000b0f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0F5 | 10920 bytes |
SHA-256: 1302ba25becbc8fa16b7ddf22491473e988f8b6950320610eff490b4650dbcb8 |
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font_01_sfnt_off0000ca58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA58 | 14944 bytes |
SHA-256: b01f9f7c9629eb3dcc2b8023a8be48b79993c432670f364877f4dd62fe7475e8 |
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font_02_sfnt_off0000f00a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF00A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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