MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to various domains, suggesting it functions as a link farm or a distribution point for other malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags the document's structure as a link farm on disposable hosting, reinforcing the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://liburnia.pl/userfiles/file/luwumebetafujibizokede.pdf In PDF document text
- https://open-call.fr/uploaded/files/30475472298.pdfIn PDF document text
- https://sbsoftware.ro/admin/userfiles/file/27749371537.pdfIn PDF document text
- http://udmvdpo.ru/images/files/23020920243.pdfIn PDF document text
- http://ptktent.ru/userfiles/file/linilezowor.pdfIn PDF document text
- http://simonkuehner.de/gfx/userfiles/files/70908567776.pdfIn PDF document text
- http://jiendurancecoaching.com/ckfinder/userfiles/files/bapovufam.pdfIn PDF document text
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613e483372873---paruniwug.pdfIn PDF document text
- https://mamadona.ru/ckfinder/userfiles/files/35167737848.pdfIn PDF document text
- http://digjamaica.com/app/webroot/files/retejenuguxibemewugedemet.pdfIn PDF document text
- http://bkht.vn/userfiles/file/57229264014.pdfIn PDF document text
- http://live-net.it/file/8074957594.pdfIn PDF document text
- http://tangneylaw.com/admin/images/file/36236702841.pdfIn PDF document text
- http://expertcomptablecourreges.fr/michel_courreges/userfiles/file/36179744868.pdfIn PDF document text
- http://sangjeom.com/userfiles/file///lozim.pdfIn PDF document text
- http://studiopassarotti.it/userfiles/files/89463294618.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/31937549050.pdfIn PDF document text
- http://erodiertechnik-wenzel.de/userfiles/file/60340606612.pdfIn PDF document text
- http://geluidsadviesnederland.nl/ckfinder/userfiles/files/9331802617.pdfIn PDF document text
- https://happyfun.tw/uploads/files/202110060149428345.pdfIn PDF document text
- http://win-sonic.com/ck_imgs/files/zibuxafezipifamitoboretib.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/161444ad6ca1c4---2917398655.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/D9plVHj2VOU/uplcv?utm_term=alguien+tiene+que+ceder+online+subPDF 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_off0000c903.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC903 | 17520 bytes |
SHA-256: 83ce7bdcf9fb467550019255140bb922a04bb1679febfddac487b499fb1af8a2 |
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font_01_sfnt_off0000f552.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF552 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010d69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D69 | 10748 bytes |
SHA-256: 8a8b5952f7d93dccfd05ee09176318884e0efd83b426ffb69fa891b843ca69c3 |
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