MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic indicates that the PDF links to known malicious redirector infrastructure, specifically `https://ttraff.com/wb?keyword=hydraulic%20system%20aircraft%20pdf`. The document body, though heavily obfuscated, contains keywords related to the embedded links, suggesting a lure to trick users into visiting these sites. The ML classifier also strongly flagged this PDF as malicious.
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.com/wb?keyword=hydraulic%20system%20aircraft%20pdf
- http://files.jamonit.org/uploads/1/3/0/8/130874237/236038.pdf
- http://files.mccoysactionkarate.com/uploads/1/3/1/6/131637919/tameb.pdf
- http://files.catsservices.org/uploads/1/3/0/8/130814110/290cedaee.pdf
- http://files.orchardmemorials.co.uk/uploads/1/3/1/8/131871786/2991666.pdf
- https://cdn.shopify.com/s/files/1/0431/5978/1538/files/zumol.pdf
- https://cdn.shopify.com/s/files/1/0429/3292/8671/files/22299089992.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/84770620138.pdf
- https://cdn.shopify.com/s/files/1/0431/1531/5349/files/15557515170.pdf
- https://tudavolo.files.wordpress.com/2020/06/fetiresujifoxixuxupizi.pdf
- https://bogosakodulo.files.wordpress.com/2020/06/ledukezubukuvamusur.pdf
- https://motifomimiwa.files.wordpress.com/2020/07/89863719680.pdf
- https://tapizukode.files.wordpress.com/2020/07/32152474063.pdf
- https://mobulozasa.files.wordpress.com/2020/06/wuvifefiso.pdf
- https://cdn.shopify.com/s/files/1/0431/7465/8216/files/67623739810.pdf
- https://cdn.shopify.com/s/files/1/0432/6798/1476/files/judogot.pdf
- https://cdn.shopify.com/s/files/1/0428/5405/6092/files/27001577995.pdf
- https://cdn.shopify.com/s/files/1/0438/5662/5829/files/89034818760.pdf
- https://cdn.shopify.com/s/files/1/0430/2811/9706/files/95737875585.pdf
- https://cdn.shopify.com/s/files/1/0434/8156/3286/files/90271795951.pdf
- https://cdn.shopify.com/s/files/1/0431/6784/2459/files/38638463342.pdf
- https://cdn.shopify.com/s/files/1/0430/3293/6605/files/4147512915.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/
- https://tudavolo.files.wordpress.com
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000073e1.bin6f0e47d817fb8248da639f3a946424cd27b75fc06a5f81b6a9a88d0244f5d081 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73E1 | 5028 bytes |
font_01_sfnt_off00008500.binad09f01aca5813d92ff4d6d70956c253493323a89bb06852e3b78ef78ee46a98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8500 | 9844 bytes |
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