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 0.9998
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://midufefew.ru/strik?utm_term=charles+bukowski+books+in+order PDF link annotation
- https://lafasisagugugup.weebly.com/uploads/1/3/1/6/131637889/60d1f067.pdfIn PDF document text
- http://karaulovlife.site/xakapufusupalefategomavukms9r.pdfIn PDF document text
- http://nakozek.mypressonline.com/biology_mcq_free_download_for_neet.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413242/normal_60494892c74f3.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4416786/normal_5fdd42a66c83a.pdfIn PDF document text
- http://rumurel.mywebcommunity.org/vifipiki.pdfIn PDF document text
- https://bexudedumazises.weebly.com/uploads/1/3/1/4/131406785/kalisirosof-vireg.pdfIn PDF document text
- http://dithetsen.xyz/44449406140pi9mf.pdfIn PDF document text
- http://sijiwepi.mypressonline.com/matlab_2018a_download_linux.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4453532/normal_5fdfaa66233e5.pdfIn PDF document text
- http://likefetevu.getenjoyment.net/2014_civic_reset_maintenance_light.pdfIn PDF document text
- http://pagavopalubutu.scienceontheweb.net/public_participation_in_policy_making.pdfIn PDF document text
- http://goxivomibivufuv.mywebcommunity.org/scripted_speech.pdfIn PDF document text
- https://jaroxifapo.weebly.com/uploads/1/3/1/6/131636664/1828346c2.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4476947/normal_5fee38d21ee7e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408462/normal_5fd1b032089b6.pdfIn PDF document text
- http://qrettalq.online/juwumagemusilufirugopsxdrq.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/jutenojamega/proficy_machine_edition.pdfIn PDF document text
- https://s3.amazonaws.com/dowesitobuga/folk_music_english_dance.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_off0000f277.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF277 | 5116 bytes |
SHA-256: 50c106016fe811e1caa0f9e9b93e387cc410d08261844aaa2274f6986647662d |
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font_01_sfnt_off000103dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103DD | 10748 bytes |
SHA-256: c0c498b9ec46606b8635af9c054f7b5fb6cbf00b9b9d5450daea1b0da124b1e5 |
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