MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains a large number of external links, many pointing to disposable domains, suggesting a link farm or SEO spam operation. The embedded URLs are likely used to redirect users to malicious sites or download further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://jacksth.ru/wix?keyword=district+band+and+orchestra+festival PDF link annotation
- https://cdn.sqhk.co/letaziseb/S5A3ieh/43069637699.pdfIn PDF document text
- http://mexawolin.medianewsonline.com/87725500807.pdfIn PDF document text
- https://cdn.sqhk.co/xegunorasu/gxgdjfw/48275855628.pdfIn PDF document text
- https://cdn.sqhk.co/vifutetax/wiiibNO/kadoza.pdfIn PDF document text
- https://cdn.sqhk.co/mirusopujame/gijjbjj/bozamatajeluwilosuzova.pdfIn PDF document text
- http://zifefok.22web.org/31237384824.pdfIn PDF document text
- https://cdn.sqhk.co/vibefoparo/3s3MPgi/68408032858.pdfIn PDF document text
- https://cdn.sqhk.co/gixotagokezu/jfgeibj/zanuzoduxele.pdfIn PDF document text
- https://cdn.sqhk.co/fajoliteve/9op2jia/82918211103.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cee4a208-09ac-40e0-983f-4c2cc776acbe.filesusr.com/ugd/5ed537_2ebcb4c006c14e6499099d9b7b664cce.pdf?index=trueIn PDF document text
- http://vubenotabajumem.epizy.com/21156143524.pdfIn PDF document text
- https://858e1da1-ad31-4e5b-aec0-89c59c6c71f6.filesusr.com/ugd/6240f8_6e1c27ea131e4c02bcdac9455c446e36.pdf?index=trueIn PDF document text
- https://504706c9-3a86-45eb-876a-6494ef133fff.filesusr.com/ugd/80c1db_a2c900e835c34e5c893d322d39b8fe5c.pdf?index=trueIn PDF document text
- https://3e021c9a-284a-4c54-9ba1-f6d43d4d2ba5.filesusr.com/ugd/a619af_c8fab4d9523e422ab80af1da6a7405c5.pdf?index=trueIn PDF document text
- https://d5bea983-5bca-41ba-aae6-6b688785cc77.filesusr.com/ugd/9ec29b_30a08c7b6aa64c5184780e486cd58aef.pdf?index=trueIn PDF document text
- https://1801fa0f-56e4-4894-8452-b8e06651d4be.filesusr.com/ugd/868401_65d07ccc10934e1e9c521f72080f1774.pdf?index=trueIn PDF document text
- https://b2fc43c4-60ab-4dc1-a1c8-84833fda4e2a.filesusr.com/ugd/37321e_bd4d17c71bab4b469685f94f10d11608.pdf?index=trueIn PDF document text
- https://85fc0914-20e3-4f1c-be8c-de7e6f89f47e.filesusr.com/ugd/a44510_7d9ba4613fc64e409ce0d9b03834cb7a.pdf?index=trueIn PDF document text
- http://widifusi.myartsonline.com/werimojoxoxonimutot.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fe54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE54 | 5096 bytes |
SHA-256: b88fc0540f2f686a3ecd7081de7174ec77bd420b03ab4517297a00152067028b |
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font_01_sfnt_off00010f9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F9D | 11024 bytes |
SHA-256: ac5afa23980841efaa07d555660e757236dde029fede955e75a727ddbfc6431d |
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font_02_sfnt_off00013545.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13545 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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