MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, and exhibits characteristics of a link farm. It contains numerous embedded URLs pointing to potentially malicious domains, suggesting an attempt to redirect users to phishing or malware-hosting sites. The PDF structure and embedded content indicate it's likely used as a lure, possibly related to document processing or data consolidation, to trick users into visiting these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 5
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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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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://drafthe.ru/uplcv?utm_term=combine+data+from+multiple+worksheets+into+a+single+worksheet+in+excel PDF link annotation
- http://grafosaleservice.cz/images/fck_editor/file/gowifofaxa.pdfIn PDF document text
- http://www.its-dph.cz/admin/fckeditor/editor/userfiles/file/34136433313.pdfIn PDF document text
- https://olterus.info/contents/files/84392970196.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1615ba8670aea1---21812474272.pdfIn PDF document text
- https://hediyelikhanem.com/calisma2/files/uploads/51286137169.pdfIn PDF document text
- https://aradmissions.com/ci/userfiles/files/36800182487.pdfIn PDF document text
- http://xn--2e0b30g3uq7pay7m.com/upload/fckeditor/file/20948163082.pdfIn PDF document text
- https://propiedades.net/ckfinder/userfiles/files/59588583705.pdfIn PDF document text
- http://leylatoprak.com/userfiles/file/61867457659.pdfIn PDF document text
- http://eamenfaraz.com/cache/fck_files/file/sepusegefobabupomegebe.pdfIn PDF document text
- http://portalinmobiliario24.com/uploades/fckeditorfile/40159181273.pdfIn PDF document text
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/72so0qr7hngaed2bciqu4299tp2msum3/35371734986.pdfIn PDF document text
- https://madame-tina.com/ckfinder/userfiles/files/megebimalapuxajupesatima.pdfIn PDF document text
- http://ks-system.co.uk/ckfinder/userfiles/files/wekipaxevurapita.pdfIn PDF document text
- https://cailux.lu/userfiles/files/vupefonujifikizi.pdfIn PDF document text
- http://shinhwajudan.com/userData/board/file/62203120675.pdfIn PDF document text
- http://mehmetrasimmutlu.com/icerik/file/73954403776.pdfIn PDF document text
- https://giyimkent.formenemlak.com/upload/ckfinder/files/34800602336.pdfIn PDF document text
- http://fewo-spreewald-schoetzigk.de/brandenburgtag/img/editor/file/dunegegiwopobip.pdfIn PDF document text
- http://wooshin.kr/uploaded/file/1728937777615702d694fc5.pdfIn PDF document text
- http://nt-module.ru/ckfinder/userfiles/files/renotebenejilojosodelowol.pdfIn PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/41964654013.pdfIn PDF document text
- http://www.ez4parcel.net/upfile/files/2021/09/24/karezekukopoxewojem.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_off0000d8f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8F3 | 18584 bytes |
SHA-256: 77f8ff00b1cdb594aa7c2cbab308bff48780164951017f22e069ec97d817c394 |
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font_01_sfnt_off0001091a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1091A | 11620 bytes |
SHA-256: e62ee1bd822a88324413e2680b68072f6c0030256e8ae9ec18f6874c497f8d43 |
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font_02_sfnt_off0001243e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1243E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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