MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://kuzutuzo.ru/123?utm_term=virginia+concealed+carry+application+form PDF link annotation
- https://cdn-cms.f-static.net/uploads/4450730/normal_601bf907483a4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379844/normal_6059a2857f7b1.pdfIn PDF document text
- http://vuzisebepuda.iblogger.org/zinufufadebupebopuvoda.pdfIn PDF document text
- https://cdn.sqhk.co/kejaxedusuk/BhjThg6/dragon_model_saturn_v.pdfIn PDF document text
- http://cleanup-sale.site/xarametewunisawirqhl36.pdfIn PDF document text
- https://cdn.sqhk.co/fegibidizog/czhchfu/final_fantasy_xvi_xbox_series_x.pdfIn PDF document text
- https://duvinibekumexeg.weebly.com/uploads/1/3/4/6/134677329/8125272.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4481166/normal_5fe4f873c9c93.pdfIn PDF document text
- http://linza.media/kowilogefafusgrmm.pdfIn PDF document text
- https://cdn.sqhk.co/sefibenip/jgHA4Od/dark_souls_3_first_boss_guide.pdfIn PDF document text
- https://serirufudo.weebly.com/uploads/1/3/4/7/134712976/1630476.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://lidiwerefibe.rf.gd/2416279267.pdfIn PDF document text
- http://nakulugexogi.rf.gd/jumakag.pdfIn PDF document text
- https://s3.amazonaws.com/sagotomagin/a_storm_of_swords.pdfIn PDF document text
- https://s3.amazonaws.com/miwolezedubujoz/46166508165.pdfIn PDF document text
- https://s3.amazonaws.com/gisujubolidine/85644079543.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010939.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10939 | 5364 bytes |
SHA-256: 049db4c3141c701e07f0b0392673a830d6db3eb4bc944a880b15375f40bb269f |
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font_01_sfnt_off00011b72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B72 | 11512 bytes |
SHA-256: 7835d253bd464efaf62cf773b7aee0b5403fd788df6446e055574fa85e4ef989 |
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