MALICIOUS
186
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://dafemum.ru/strik?utm_term=does+fl+studio+work+on+chromebook PDF link annotation
- https://cdn-cms.f-static.net/uploads/4482860/normal_603713e3ccdde.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4406464/normal_600b568661730.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376087/normal_602109f12d558.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465914/normal_6044969885b9b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470228/normal_5fcfaaf0145b0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4425910/normal_5fd229e91d953.pdfIn PDF document text
- https://wetusaseri.weebly.com/uploads/1/3/5/2/135297966/nineseniga.pdfIn PDF document text
- https://joxejiduzimomad.weebly.com/uploads/1/3/1/3/131383973/dafasobas-safimuj.pdfIn PDF document text
- https://funefazadoma.weebly.com/uploads/1/3/4/6/134648765/xuliken.pdfIn PDF document text
- http://opros.xyz/97671256174mvgnx.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4376875/normal_5fcf2d1819750.pdfIn PDF document text
- https://luzulobopado.weebly.com/uploads/1/3/2/6/132681737/2db620a19f.pdfIn PDF document text
- http://igcopyrightclient.com/how_to_get_bigger_faster_stronger657ze.pdfIn PDF document text
- https://lopiranurepo.weebly.com/uploads/1/3/4/7/134735856/bc29c.pdfIn PDF document text
- https://kobekasi.weebly.com/uploads/1/3/4/5/134588699/0ab9bb9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382619/normal_600d35d17e494.pdfIn PDF document text
- http://specialsale.info/wizupodewagenaxiwanaa8po5.pdfIn PDF document text
- https://divaruwidis.weebly.com/uploads/1/3/4/0/134042650/xoxifaju-pizijakige-vapupulipuje-fusaxodiwelapi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375199/normal_6056c74d5b410.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/gumegulaxi/brandy_norwood_net_worth_2021.pdfIn PDF document text
- https://s3.amazonaws.com/kavugusepe/nemurozejotakizafiwinutat.pdfIn PDF document text
- https://s3.amazonaws.com/falejogajir/three_skeleton_key_answer_key.pdfIn PDF document text
- https://s3.amazonaws.com/tuxalowafokuvo/pray_divine_mercy_chaplet.pdfIn PDF document text
- https://s3.amazonaws.com/retisovojor/zugotilemo.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_off0000e4c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4C1 | 5344 bytes |
SHA-256: 19ca8cfa3058ddae8bf610df5937064e4ce21df80b9cdb4960b1f14c20a4d005 |
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font_01_sfnt_off0000f6df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6DF | 11056 bytes |
SHA-256: eb094a3c2067b91bd13a683af236c7c2583ddabffe47972bd1822d21d5678a4c |
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