MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many pointing to disposable hosting services, suggesting a link farm or phishing operation. The primary URL, 'https://ketchas.ru/pbw?utm_term=how+to+pair+jam2+speaker', is presented as a guide, likely to deceive users into clicking. The ML classifier and ClamAV detection strongly indicate malicious intent, consistent with a phishing or scam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 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://ketchas.ru/pbw?utm_term=how+to+pair+jam2+speaker PDF link annotation
- https://cdn-cms.f-static.net/uploads/4481052/normal_60196aa1d67d3.pdfIn PDF document text
- https://bojebunu.weebly.com/uploads/1/3/0/7/130775379/3081791.pdfIn PDF document text
- https://kubegagalinono.weebly.com/uploads/1/3/4/7/134714436/1286800.pdfIn PDF document text
- https://tagojakiwuki.weebly.com/uploads/1/3/4/4/134444274/2655577.pdfIn PDF document text
- https://kazazurijufom.weebly.com/uploads/1/3/0/8/130814205/nelazaferaka_tuzetatixesabu.pdfIn PDF document text
- https://pimakiwukusa.weebly.com/uploads/1/3/4/7/134712386/8145804.pdfIn PDF document text
- https://wisolowiguwo.weebly.com/uploads/1/3/4/6/134630140/7190834.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366652/normal_600bb82bd13ac.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408976/normal_5fe8697745ba3.pdfIn PDF document text
- https://kujakaxu.weebly.com/uploads/1/3/5/3/135347331/liwene_besogimobe.pdfIn PDF document text
- https://zuriloteva.weebly.com/uploads/1/3/4/6/134623588/e52cd100905.pdfIn PDF document text
- https://raxasowofano.weebly.com/uploads/1/3/2/6/132681821/51fdc240a.pdfIn PDF document text
- https://medekokimezud.weebly.com/uploads/1/3/4/7/134748457/velenavepagar.pdfIn PDF document text
- https://vojawozusuv.weebly.com/uploads/1/3/1/1/131164351/gifuzizoposu_xubajukuwofeb.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4482018/normal_5fe1991873fb5.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/764edad8-8aa2-4e26-9ba9-070389e833c7/a_wrinkle_in_time_questions_and_answers_chapter_5.pdfIn PDF document text
- http://wudiwiligis.pbworks.com/f/8890687388.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0eab627d-9775-4af0-b807-2fb29815e09d/how_to_find_equilibrium.pdfIn PDF document text
- http://zewalar.pbworks.com/f/47842461677.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a2adeb38-6def-477b-be16-fb1676b7c039/98439101490.pdfIn PDF document text
- http://jajisaparev.pbworks.com/w/file/fetch/144420303/hijyen_eitimi_sorular_2019.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aa6de3ed-6c90-442d-8090-fd05e7e24ddd/12917631102.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d393cb37-e597-4b95-b669-a0fff6503adb/fundamentos_de_ingenieria_economica_chan_park.pdfIn PDF document text
- http://letonepamusi.pbworks.com/w/file/fetch/144436599/83049209567.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_off0000e957.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE957 | 5256 bytes |
SHA-256: 03d49f70fc44b623bb83ce9c01eeea7a1d261679f429b2856a8e354192b26d65 |
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font_01_sfnt_off0000fb38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB38 | 11708 bytes |
SHA-256: a306522320cb7e794274f4d96219fdfea903539a943d73b0be8a52a9143b3ba5 |
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