MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm or phishing lure. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards exploitation or redirection to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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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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 http://psychologkmalinowska.pl/ckfinder/userfiles/files/tujuzebixezibimizapu.pdf In PDF document text
- http://lamorenj.com/userfiles/files/62961453834.pdfIn PDF document text
- http://pantryscan.com/123cars/imagefck/file/jukukepevexodenizewad.pdfIn PDF document text
- https://fivetc.vn/uploads/files/79643915576.pdfIn PDF document text
- http://webbyshoe.com/fckeditor/userfiles/file/85940770559.pdfIn PDF document text
- http://agrocare.hu/ckfinder/userfiles/files/rukopesonakozagu.pdfIn PDF document text
- http://nfrostov.ru/upload/files/42358924144.pdfIn PDF document text
- http://dautuck.com/uploads/userfiles/file/lifagirun.pdfIn PDF document text
- http://akkoryazilim.com/userfiles/file/35034039093.pdfIn PDF document text
- http://europavloeren.nl/siteimages/file/17234007833.pdfIn PDF document text
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16134f6839a85c---35122319589.pdfIn PDF document text
- http://synergyproperty.com/images/files/73366710314.pdfIn PDF document text
- http://karaokejdi.com/ckfinder/core/connector/php/upload/files/83062745764.pdfIn PDF document text
- http://athaj2.specialty-match.com/upload/files/38849322419.pdfIn PDF document text
- https://pre-www.bridge-college.com/uploaded/ckeditor/files/5566437645.pdfIn PDF document text
- http://hodori247.com/uploads/files/relafoxemitozafisu.pdfIn PDF document text
- http://zopos.zohukum.com/ckfinder/userfiles/files/82607246641.pdfIn PDF document text
- https://blsautomation.com/ckfinder/userfiles/files/5295236206.pdfIn PDF document text
- http://tcsklife.com/filespath/files/20210911064759.pdfIn PDF document text
- https://www.prieur-equipement.com/ckfinder/userfiles/files/mewaposodogivanelif.pdfIn PDF document text
- http://homokkepek.hu/editor_up/86641078874.pdfIn PDF document text
- http://jutaek.humenia.com/upload/userfiles/2021/09/files/210905064250.pdfIn PDF document text
- https://anukulagrotech.com/ci/userfiles/files/43343182626.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=android+slow+download+speedPDF 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_off0000f071.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF071 | 17524 bytes |
SHA-256: 86d8163452a1f739d56b0e52c62ebc1a337456b6f6cfcec70a3edf418ebfb8d1 |
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font_01_sfnt_off00011e9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E9C | 10356 bytes |
SHA-256: 634373a99ab7cf56511169ed701b324ff45d5f7decfd5ac62c5a18728e5d463e |
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font_02_sfnt_off00013625.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13625 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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