MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.link/wix?keyword=entra+en+mi+vida+piano+sheet+music', suggesting a lure to a malicious site. The ML classifier strongly flagged this PDF as malicious, and the presence of numerous external links indicates a link farm or redirection attempt.
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.link/wix?keyword=entra+en+mi+vida+piano+sheet+music
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_41ca20bdd69f449092973dcd8338800b.pdf
- https://static.usrfiles.com/ugd/aff7ca_7a45d32ecf2f4d40a4ca43eb5bb92a8e.pdf
- https://static.usrfiles.com/ugd/7e0eb0_abce58e9eeb042dabe3e0e880ec53375.pdf
- https://static.usrfiles.com/ugd/451461_8aa8007662634addb1a0c72fd7569373.pdf
- https://static.usrfiles.com/ugd/e9cba9_540bd1bd7e0a45bf8e4883eb3277e919.pdf
- https://static.usrfiles.com/ugd/622218_34467526e8cd4851953283ecea37686c.pdf
- https://static.usrfiles.com/ugd/b8c837_9fd49c83dee04e82a9ad8695ef5cdc45.pdf
- https://static.usrfiles.com/ugd/3225da_e454c6d3815441f4b24bf675ffeb36f8.pdf
- https://static.usrfiles.com/ugd/41f880_8676733e8ce44e3b884e6dd4e35300ba.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/98029452840.pdf
- https://cdn.shopify.com/s/files/1/0429/1959/2099/files/11353054333.pdf
- https://cdn.shopify.com/s/files/1/0427/4972/2790/files/59551381181.pdf
- https://cdn.shopify.com/s/files/1/0428/8882/2950/files/infrared_thermography_inspection_report.pdf
- https://cdn.shopify.com/s/files/1/0435/8579/8301/files/21961316821.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_off000050a0.bincbe1b87a7b713a0778ce9291d3989ecf1774c1fd120ee4a5b7162d52d5076b6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x50A0 | 5296 bytes |
font_01_sfnt_off00006284.bine605aad7da56f18f75b83513d4048eb7ff1fedc636f9774b661837139e69786c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6284 | 10592 bytes |
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