MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to sheet music and includes the malicious URL. This suggests a phishing attempt where the user is tricked into clicking the link, likely leading to further malicious content or downloads.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://ttraff.ru/pify?keyword=victor%2527+s+piano+solo+sheet+music+pdf
- http://files.ecosureuniversity.com/uploads/1/3/0/9/130969077/tiboxomon-xosujuzozen-sosob-muxazakalupola.pdf
- http://files.nicolebrauchart.com/uploads/1/3/0/8/130874633/1590447.pdf
- http://files.foresightencyclopedia.com/uploads/1/3/1/4/131437504/pexefukigazidiwoj.pdf
- http://files.rustedchrome.com/uploads/1/3/1/3/131380171/b2f6ecd09d21e.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/3694/1215/files/58568412389.pdf
- https://cdn.shopify.com/s/files/1/0430/5960/9753/files/modapuvesozijusotejas.pdf
- https://cdn.shopify.com/s/files/1/0439/9906/8318/files/bijirod.pdf
- https://cdn.shopify.com/s/files/1/0436/0749/0717/files/kekukofojekusujat.pdf
- https://cdn.shopify.com/s/files/1/0431/8386/6007/files/disiva.pdf
- https://cdn.shopify.com/s/files/1/0437/6854/5441/files/xowipexezajokolola.pdf
- https://cdn.shopify.com/s/files/1/0433/2558/7609/files/teteritamazixoliguju.pdf
- https://cdn.shopify.com/s/files/1/0431/2537/5130/files/wefoxaxunividogup.pdf
- https://cdn.shopify.com/s/files/1/0429/3407/5558/files/87314562451.pdf
- https://cdn.shopify.com/s/files/1/0431/7013/6230/files/93990137629.pdf
- https://cdn.shopify.com/s/files/1/0436/4461/6864/files/kinikalukigenazirawen.pdf
- https://cdn.shopify.com/s/files/1/0431/3215/8116/files/4334832734.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004907.bincbcb10fc7e80514e1d08bc8ba525839d2840f8ec763237755ca2129609e57613 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4907 | 5392 bytes |
font_01_sfnt_off00005b3f.bindda3ebf9292cf30c97022f5416a9aebf8dac2186d410cc75f33e80f9237b501f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B3F | 10420 bytes |
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