MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://akvaguru.hu/user/file/kivakudipetibisotereb.pdf In PDF document text
- http://fincasotilloviejo.es/files/sotillo/_repo/file/buluzaraxabinikifisezizex.pdfIn PDF document text
- http://deltools.com/userfiles/file/54073703143.pdfIn PDF document text
- http://ozdesignhouse.com/app/webroot/uploads/files/rebagesavov.pdfIn PDF document text
- http://phantasos.org/userfiles/file/11616639957.pdfIn PDF document text
- http://jnnycc.org/userfiles/file/37253973720.pdfIn PDF document text
- https://bloc-immo.com/images/zikivutovezigeg.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/16145eb3f31087---lopibadamesupikanakikaja.pdfIn PDF document text
- http://ingmarcofaedi.com/userfiles/files/raviwapevisevimefew.pdfIn PDF document text
- http://stonepigments.com/userfiles/file/kavejuzudazugok.pdfIn PDF document text
- http://www.arborvitae.cz/ckfinder/userfiles/files/kufewadarus.pdfIn PDF document text
- https://kaktutzhit.by/uploads/files/gupizama.pdfIn PDF document text
- http://custom-mugs-factory.com/uploadfile/files/38503886182.pdfIn PDF document text
- http://secohthailand.com/file_media/file_image/file/90681656280.pdfIn PDF document text
- http://a-pluset.com/userfiles/83601692843.pdfIn PDF document text
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16146352d32a31---vasigixejexokusepane.pdfIn PDF document text
- https://eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/95883983881.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/161450d7dd12bf---20083270832.pdfIn PDF document text
- https://dm288.rs/slicice/file/45372504518.pdfIn PDF document text
- http://hodoan.net/userfiles/file/11577063355.pdfIn PDF document text
- http://1night2day.com/ckupload/files/xefilujuvinufosavigugi.pdfIn PDF document text
- http://namthangbasaltstone.com/uploads/image/files/40403165124.pdfIn PDF document text
- http://harmonie-avion.fr/actualite/files/lonikufuwizuri.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=convert+rich+text+document+to+pdf+onlinePDF 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_off0000bb25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB25 | 10852 bytes |
SHA-256: ad6137d2211513c5b241678e9ed6736c37512fb158e6a01020f76c3f09c6cc5d |
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font_01_sfnt_off0000d404.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD404 | 16784 bytes |
SHA-256: 07796e72060ad8ab900780171d68c44ac0a2e698cceab4f69ded4d1a200c5878 |
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font_02_sfnt_off0000ff33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF33 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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