MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged as malicious by a machine learning classifier and contains a large number of embedded links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that matches the suspicious redirector. This suggests the document is part of a link farm designed to lure users to malicious sites.
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.com/wix?keyword=kris+kristofferson+loving+her+was+easier
- https://static.usrfiles.com/ugd/63d3ad_b3f196652bf8493caffa47e723dce1bc.pdf
- https://static.usrfiles.com/ugd/b8c837_5f33da28321c406381cb980a03448b05.pdf
- https://static.usrfiles.com/ugd/b8c837_d143e347cb6f40d6897c1cffc41a7f4a.pdf
- https://static.usrfiles.com/ugd/b8c837_d5e24d60bf62464badaf3813dfdcb703.pdf
- https://static.usrfiles.com/ugd/b8c837_965648b0150f4fe2a9a34765e31ff998.pdf
- https://static.usrfiles.com/ugd/b8c837_051ad0a2673f4287b6d7440a6db212f2.pdf
- https://static.usrfiles.com/ugd/96768c_1469938fb97f48b5b7c143088c4a1289.pdf
- https://static.usrfiles.com/ugd/b916f4_a302bf6e73fb4c8b9f71ee3c31df73a8.pdf
- https://static.usrfiles.com/ugd/b8c837_0cbf90df8ae845fba507f72abba8354c.pdf
- https://static.usrfiles.com/ugd/b8c837_5f600633f2ff4fc5b198964fd0905691.pdf
- https://static.usrfiles.com/ugd/b8c837_b0479c7f127641e4ad3f201af1d2d2d6.pdf
- https://static.usrfiles.com/ugd/b8c837_40de1ed594de4c2d8baf9abd8154e004.pdf
- https://static.usrfiles.com/ugd/95089d_cc61ee63de514757b6ff76047d61edf7.pdf
- https://static.usrfiles.com/ugd/b8c837_34572aa648de458f823d9caeefdf3df6.pdf
- https://static.usrfiles.com/ugd/b8c837_90a66a929057475c9fd64cac94807356.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_off00007674.bin0cb2c1b48cb0115cf9c828c0471b2e7f0c7802a26e49eec38c6643d9ffb08e87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7674 | 5216 bytes |
font_01_sfnt_off00008841.binf9d56b6d00397df45ec43d56796c79f5a47b2b4c30a4c54034412aa30146cdb0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8841 | 13772 bytes |
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