MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs, many of which are hosted on disposable domains and appear to be part of a link farm, suggesting a phishing or scam operation. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://smidgel.ru/uplcv?utm_term=oxford+advanced+learner%27s+dictionary+apk+full+crack PDF link annotation
- https://evermoral.hk/upload/file/1632125325.pdfIn PDF document text
- https://www.lucaslobker.com/minor/ckfinder/userfiles/files/45322163790.pdfIn PDF document text
- http://alarcon-v.com/editor_upload_image/file/funemajulutujakawewaxi.pdfIn PDF document text
- https://dhins.com/testingsites/advantage_aviation/assets/media/file/fawuperiravisolego.pdfIn PDF document text
- http://pujcovnanaradi-tvarozna.cz/userfiles/files/41820655178.pdfIn PDF document text
- https://thefertilizergranulator.com/d/files/bozapineladutexe.pdfIn PDF document text
- https://cebrium.ssnn.ro/images/woxobonibuxulosamoju.pdfIn PDF document text
- http://anneadamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/26618009516.pdfIn PDF document text
- https://www.jaegeraviation.com/ckfinder/userfiles/files/vixexon.pdfIn PDF document text
- https://idosekotthonaveresegyhaz.hu/files/files/dederajafomi.pdfIn PDF document text
- http://longruiglass.com/ckfinder/userfiles/files/20210909_103131.pdfIn PDF document text
- https://grupo-bahia-real-estate.com/ckfinder/userfiles/files/86081588705.pdfIn PDF document text
- http://terremeraude.com/userfiles/file/juxofupakojisaja.pdfIn PDF document text
- http://www.leasebridge.com/CKUPimg/files/13357109891.pdfIn PDF document text
- http://xn--vb0b83rba554gca.kr/page_data/file/20210914035655.pdfIn PDF document text
- http://formel1vermietung.de/userfiles/file/moxugenelodatedixe.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161401ddd7c0ee---nifipov.pdfIn PDF document text
- http://shinex-auto.com/userfiles/file/bulupelevojekuja.pdfIn PDF document text
- https://stl-log.com/htdocs/cljr/data/files/nasodunowodo.pdfIn PDF document text
- https://semot.com/Store/userfiles/file/14261883339.pdfIn PDF document text
- http://3t-t.com/User_File/UpFile/file/20210906101245_dmVmZXR1bm9m.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f5f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5F0 | 23388 bytes |
SHA-256: 83d4f4192c715386c754126692920d6bd68c5971c8d4f276a615957a8e389723 |
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font_01_sfnt_off0001329f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1329F | 11148 bytes |
SHA-256: d451e1e5612420e94464db2f7b03b68c1881abe63f81cab0de2cab6ffc27fdc9 |
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font_02_sfnt_off00014cef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14CEF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off000164fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x164FC | 1680 bytes |
SHA-256: 6c08887b596ecb472c5a0482df8c2f828d83fc5b5d16111ed0caa1fced1b35dc |
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