MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to domains associated with link farms and redirectors, including the critical finding of a malicious redirector link to ttraff.ru. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=dinosaur+coloring+sheets+printable', suggesting a lure to disguise malicious activity as a search result for coloring pages. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=dinosaur+coloring+sheets+printable
- http://files.theamenfgfi.com/uploads/1/3/1/4/131437941/7959214.pdf
- http://files.keepanopenmind.net/uploads/1/3/0/8/130814642/354913.pdf
- http://files.frenchinosathome.com/uploads/1/3/1/4/131437172/neviloboz.pdf
- http://voforen.tickettoridegreatloop.com/uploads/1/3/2/7/132741555/1383544.pdf
- https://cdn.shopify.com/s/files/1/0429/2804/6233/files/25434585557.pdf
- https://cdn.shopify.com/s/files/1/0433/2853/6731/files/africa_toto_choir.pdf
- https://cdn.shopify.com/s/files/1/0439/9081/0782/files/momejupadedate.pdf
- https://cdn.shopify.com/s/files/1/0434/8307/0630/files/65976253956.pdf
- https://cdn.shopify.com/s/files/1/0434/1609/2828/files/98363171517.pdf
- https://cdn.shopify.com/s/files/1/0434/6681/7689/files/jafuxutimimo.pdf
- https://cdn.shopify.com/s/files/1/0433/7047/9768/files/cetoacidosis_diabetica_tratamiento_nutricional.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sitomomuwarusubewikujo.pdf
- https://cdn.shopify.com/s/files/1/0436/1653/4685/files/20055227170.pdf
- https://cdn.shopify.com/s/files/1/0433/7205/2643/files/blender_cycles_material_nodes.pdf
- https://cdn.shopify.com/s/files/1/0437/4714/7928/files/usabo_past_exams.pdf
- https://cdn.shopify.com/s/files/1/0434/1461/8277/files/bridge_to_terabithia_activities.pdf
- https://cdn.shopify.com/s/files/1/0432/2400/6823/files/wowatesisik.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_off000063c2.binb8d94f0805734393922fc7761cabb2f8452b77d57085cb33ad090ec69ddba53d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63C2 | 5332 bytes |
font_01_sfnt_off000075d5.bin6cd598302c0d222f3291ea2ed4e2dababe58e2f0d9797bd6f4b5581df07dea67 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75D5 | 10060 bytes |
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