MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file exhibits characteristics of a malicious redirector and link farm, as indicated by critical heuristic firings. It contains numerous embedded URLs, with a primary redirector identified as https://ttraff.link/wix?keyword=ripley+county+fairgrounds. The document body, though heavily obfuscated, also contains this URL and a list of other PDF links, suggesting a coordinated effort to distribute malicious content. The ML classifier strongly supports the malicious verdict.
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=ripley+county+fairgrounds
- http://nuvola.johnmraftery.com/uploads/1/3/2/3/132302956/gobufeb_gawurazizasijuf.pdf
- http://files.stitchwise.com/uploads/1/3/1/3/131379761/2051700b.pdf
- http://mesibuki.morningdogcoffee.com/uploads/1/3/1/6/131606457/xaposarol.pdf
- http://monoxot.briarwoodpark.org/uploads/1/3/0/9/130969754/44b74a3e31.pdf
- http://files.stephaniesmithshowdogleads.com/uploads/1/3/1/3/131380297/564453.pdf
- http://juromez.pauseminicassia.com/uploads/1/3/2/3/132302855/d20783e28.pdf
- https://cdn.shopify.com/s/files/1/0461/8918/3129/files/tozeperasu.pdf
- https://cdn.shopify.com/s/files/1/0431/3694/2234/files/46368102566.pdf
- https://cdn.shopify.com/s/files/1/0440/3606/3397/files/fitetuvifuwunawimotite.pdf
- https://cdn.shopify.com/s/files/1/0433/3957/9546/files/nepezewavexo.pdf
- https://56b7cff8-4280-4f94-9364-649c65c841ea.filesusr.com/ugd/ce77c6_4b1e1a63cd734daea7ab2e8050497b39.pdf?index=true
- https://771df619-79b0-40fe-ae58-4c5c0f63fb83.filesusr.com/ugd/cec570_6bca89b3547c4fb6a3928cf689eb9786.pdf?index=true
- https://6f02d8b6-6953-4aac-87e8-f70c03ac2dab.filesusr.com/ugd/a13bc2_b1b1a2d544b64c189082cf847153bcd5.pdf?index=true
- https://523c4d2b-f249-421c-8c9e-9d7223eab2b5.filesusr.com/ugd/6166c9_8af543e234954d8986c283e5677944f6.pdf?index=true
- 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_off00006a77.bin14e3e5dcfc44d94511e7fe57338c1fb1c2bc67590e7dbff04ca0056ddc82cc73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A77 | 5432 bytes |
font_01_sfnt_off00007d19.bin8fe477e4005ea7fd053a6db9ebcdb69863e755a8cb17fbc2c50f0976df5ea28f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D19 | 10776 bytes |
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