MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing trojan. It contains numerous embedded URLs, with one prominent URL, 'https://baarspo.ru/strik?utm_term=lighting+up+the+sky+tonight+for+you', being flagged as a potential indicator of compromise. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the document is designed to host many links on disposable domains, a common tactic for phishing or distributing further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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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 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://baarspo.ru/strik?utm_term=lighting+up+the+sky+tonight+for+you PDF link annotation
- https://cdn-cms.f-static.net/uploads/4412900/normal_6027c6cda6e47.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464702/normal_60210d0bb3caf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4499979/normal_60103849a06f0.pdfIn PDF document text
- https://lepasedesefin.weebly.com/uploads/1/3/4/6/134625589/ganiruzi.pdfIn PDF document text
- https://cdn.sqhk.co/suxujaba/eGLjajb/cool_wood_projects_to_do_at_home.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4425910/normal_5ff5a5b976546.pdfIn PDF document text
- https://werevofapopaja.weebly.com/uploads/1/3/4/4/134492388/futinas-vamesomupesi.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/glkiijh/37947139217.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4412761/normal_6000cb85eb01f.pdfIn PDF document text
- https://cdn.sqhk.co/gozawelesutu/cGhdjjv/why_did_civil_war_began_in_russia.pdfIn PDF document text
- https://cdn.sqhk.co/sigidezok/ijUifVm/88511238657.pdfIn PDF document text
- https://berisojelo.weebly.com/uploads/1/3/0/8/130874511/7665521dde736.pdfIn PDF document text
- https://cdn.sqhk.co/koroxofusino/3ifNjhC/92235211041.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/fokapikow/24323770173.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ccedaa24-9ccd-4320-b0b0-ca97ddaf2e9a/minecraft_bedrock_survival_servers_1.16.20.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7456d46b-4a31-4d04-b6bb-f9556ce31203/rezabubasodakumifajubopel.pdfIn PDF document text
- https://cd9ed9ec-87d1-42be-9198-0b2de6c1db4d.filesusr.com/ugd/158fb9_a0a8c8ed3fbd4978a046069347223bc7.pdf?index=trueIn PDF document text
- https://e5aadbcf-511f-4ee2-989a-4410a22eeed0.filesusr.com/ugd/64930c_528059aebfa9485199b4dafa9665eda4.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/limepusotanal/24258407571.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a5f42bd9-9b31-4e0b-8b73-0c13eabd641f/those_who_walk_away_from_omelas_theme.pdfIn PDF document text
- https://f1ddcea9-c323-452c-a4d3-aaefec61e50a.filesusr.com/ugd/defd8a_d40e4543c95f47949497e1aabbe85891.pdf?index=trueIn PDF document text
- https://59e5a08b-0d8d-455f-a3a7-35a3b781ab3e.filesusr.com/ugd/784815_f32e1542b974410191f47244ad37ff10.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/de0806e4-57b5-4d3c-97fd-11fc30338fee/segagabikuxo.pdfIn PDF document text
- https://9fbeb193-358d-48fe-b9d9-45f8b63f6b3c.filesusr.com/ugd/ab67b9_63737fee0c6b4e789da1195f5fb1393f.pdf?index=trueIn 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_off0000f723.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF723 | 5028 bytes |
SHA-256: 1a40c16868d8d6c91dc72bda35b3fc9afbca852dc504ee22388a7dc4a88a56b7 |
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font_01_sfnt_off00010853.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10853 | 11804 bytes |
SHA-256: 19a159d849a3b72cb36708a00379f97e5b8d78bd792b0399f5a86e93dd39434d |
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