MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was identified as malicious by ML classifiers and ClamAV, indicating it is likely a phishing or trojan delivery mechanism. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, appears to be a lure related to guitar lessons, which is then used to disguise the malicious intent of the embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 0.8278
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 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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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://bologen.ru/strik?utm_term=curso+completo+de+guitarra+ac%25C3%25BAstica+pdf PDF link annotation
- https://lajizifoposu.weebly.com/uploads/1/3/5/9/135958207/xovekininiboji.pdfIn PDF document text
- https://cdn.sqhk.co/mivesavif/dWihRKN/59100282517.pdfIn PDF document text
- https://cdn.sqhk.co/nowavutu/iehijOH/resinous_luster_definition_in_geology.pdfIn PDF document text
- https://piwomokoxik.weebly.com/uploads/1/3/5/3/135335333/vigugo_fadojiwizekup_wifoxesuwub_wilesalaraz.pdfIn PDF document text
- https://cdn.sqhk.co/xurakipigub/jhj4EoF/photo_collage_maker_photo_editor_photo_collage_download.pdfIn PDF document text
- https://fajupumivut.weebly.com/uploads/1/3/4/1/134108914/5549997.pdfIn PDF document text
- https://meliwajovogowuw.weebly.com/uploads/1/3/4/4/134481672/zanijatadulixuvavuza.pdfIn PDF document text
- https://nunipotewisi.weebly.com/uploads/1/3/4/8/134892443/pobirafejorum.pdfIn PDF document text
- https://lugoponogib.weebly.com/uploads/1/3/4/4/134404253/nobunalizawa_gifebesupisu_movekewibesugeg_banufexogudo.pdfIn PDF document text
- https://cdn.sqhk.co/lodesejidi/ggTjbie/19715254920.pdfIn PDF document text
- https://cdn.sqhk.co/xibidodoko/giejejh/zaxolot.pdfIn PDF document text
- http://cardioactiveufficiale.site/pokijakeje5m64h.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nuwuzokapa.rf.gd/driver_vga_amd_radeon_vega_8.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cfed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFED | 5496 bytes |
SHA-256: 98aeaa63d47ef31e9b53440513cb60a585e116e92faa5b5e2cfcc2309ca8ca56 |
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