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 0.9996
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://xezojetit.ru/strik?utm_term=christmas+piano+fake+book+pdf+easy PDF link annotation
- https://static.s123-cdn-static.com/uploads/4484370/normal_5ff333e021276.pdfIn PDF document text
- https://sakixori.weebly.com/uploads/1/3/3/9/133997256/wofupera.pdfIn PDF document text
- https://nakaleraba.weebly.com/uploads/1/3/4/6/134606700/2508223.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366358/normal_60518a99e85c4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460231/normal_5fea149d6e3b5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488092/normal_605f1a4203eb6.pdfIn PDF document text
- https://sipesavuw.weebly.com/uploads/1/3/4/6/134697333/aa2fa06db28c3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366351/normal_60355effd8411.pdfIn PDF document text
- https://bivojivowuru.weebly.com/uploads/1/3/4/7/134726538/7135944.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4406229/normal_606d97b8e9266.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4410020/normal_5fd63bb36a753.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4467285/normal_5fd37fb6cc89c.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/2754259e-e35e-4c5f-8abd-0e2d9d1e764b/apa_format_research_paper_word_template.pdfIn PDF document text
- https://s3.amazonaws.com/guwutivupudutu/88904049636.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d227175d-bbf2-49fd-955f-cbca95d53247/how_do_i_make_an_appointment_at_the_texas_dmv_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4f51a63d-a7cc-4562-bd04-8ff3486ea2ee/wowefubavigel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9ddb0696-9f22-4fca-bd44-74b4853e0b35/kolezabomi.pdfIn PDF document text
- https://s3.amazonaws.com/memexelu/maforanedosukoxawow.pdfIn PDF document text
- https://s3.amazonaws.com/lomogas/guided_access_iphone_lost_passcode.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f18f7452-63f9-4bf1-bc8d-45aca0585448/85562508884.pdfIn PDF document text
- https://s3.amazonaws.com/bexolamabad/77304901591.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7d6803d5-698c-43e8-9076-de5de3eb7aca/simutug.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_off00011296.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11296 | 5460 bytes |
SHA-256: d8fb7cc53d353ab7ca3cb0437f56414cef0c52b57972c78a586654ec11b2a1fc |
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font_01_sfnt_off000124f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124F4 | 11184 bytes |
SHA-256: f0f32dde83c7812681b9a8e7b259f9de8ca9fdbce0c86b919ea3f168ddd2f7d9 |
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