MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link to a redirector URL, which is a common tactic for distributing malware or phishing pages. The document body, though heavily obfuscated, contains the URL and text suggesting a lure for free music downloads. The ML classifier strongly indicated maliciousness, and the PDF structure includes a link farm, further supporting a malicious intent.
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/wix?keyword=saat+samundar+mp3+song+free+download
- https://static.usrfiles.com/ugd/c1108c_9d0dc74003aa45699d6083a90e826935.pdf
- https://static.usrfiles.com/ugd/defdb4_6ce0f1614709409bacf2f51baf5b6736.pdf
- https://static.usrfiles.com/ugd/c20ea7_4736a99098754480995e65d22de2cad3.pdf
- https://static.usrfiles.com/ugd/74e9cf_24084d3be72f46d2abc1b07b86c8ede5.pdf
- https://static.usrfiles.com/ugd/9734e7_983c09522c50472bb71f12b39406c97e.pdf
- https://static.usrfiles.com/ugd/1f6d71_faf4a55301784c8fbc9dc42ded1e20b9.pdf
- https://static.usrfiles.com/ugd/b8c837_90469ef81c544b36abbc2934d9dec548.pdf
- https://static.usrfiles.com/ugd/fef806_ae6a68d4c61c47b0af38e66e8b4380cd.pdf
- https://static.usrfiles.com/ugd/b8c837_b5f0a7616f2c4122a05a0dc4150c0a8c.pdf
- https://static.usrfiles.com/ugd/b8c837_1e0f500d713148e38461148786b0980f.pdf
- https://static.usrfiles.com/ugd/6c032c_a14b5a8f7a1d4cc38eecc71999097d0b.pdf
- https://static.usrfiles.com/ugd/2e16aa_2d86023d6b0a4ea8be0297772f1d9b13.pdf
- https://static.usrfiles.com/ugd/b80405_04496b710c644ca18f886daa20a67ee0.pdf
- https://static.usrfiles.com/ugd/e2c6c1_d28d4c7d7af04828b4492ab3c541eb3c.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000587b.bind2f2dd40ed535fbcb0b154ac7ee68471e7cd13a4545c33fcf52bdc831e991449 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x587B | 5720 bytes |
font_01_sfnt_off00006beb.bindae70576f4c76034afd3e4592437d1986cc9f5bc6e9f45280b41361a1b5e3f6b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BEB | 10956 bytes |
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