MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://ponafet.ru/strik?utm_term=what+happens+at+the+end+of+the+sense+of+an+ending PDF link annotation
- https://cdn-cms.f-static.net/uploads/4475725/normal_5fd9c246d6e64.pdfIn PDF document text
- http://hookup754.fun/55007631113ej48p.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471238/normal_601021231546b.pdfIn PDF document text
- http://anyita.space/431993790962zrx5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402712/normal_601b28f380c14.pdfIn PDF document text
- http://faripofijukevom.mywebcommunity.org/latin_legal_term_for_precedent.pdfIn PDF document text
- http://maewallace.com/bowadabomawutebowefolixo4cay.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413718/normal_601d021347ca9.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://xibiwoziveva.epizy.com/7985090780.pdfIn PDF document text
- http://gurabagoderes.atwebpages.com/jiliwofebopokor.pdfIn PDF document text
- http://wiwugaku.epizy.com/27999401292.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_off0000f7d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D1 | 5188 bytes |
SHA-256: 3c50420d828530ba2065da866bd7b5110fffaa8f392986f66f18fdf1306244fe |
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font_01_sfnt_off0001098a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1098A | 10436 bytes |
SHA-256: 096b7d4e13ff8667aa5c0afc7184641fb4fa62ae465951592fea3434b7f8db33 |
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