MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with many links pointing to shopify.com PDFs, but the primary link directs to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/wb?keyword=pca%20training%20manual%20virginia', suggesting a lure to disguise the malicious intent. The ML classifier 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=pca%20training%20manual%20virginia
- http://files.hhollisapply.com/uploads/1/3/0/7/130739398/jatuj.pdf
- http://files.asset360surplus.com/uploads/1/3/1/6/131607075/difasizezo-waxizivesawod-kidodapefawa-dimoke.pdf
- http://files.citywestetns.ie/uploads/1/3/1/4/131406086/5286952.pdf
- http://files.theces.org/uploads/1/3/2/6/132695663/5887135.pdf
- http://files.bostwickcookieco.com/uploads/1/3/1/0/131071037/nexaxukelo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/12909571685.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51191810805.pdf
- https://cdn.shopify.com/s/files/1/0431/3248/5793/files/lapufakof.pdf
- https://cdn.shopify.com/s/files/1/0433/7270/7990/files/vozaperunokenerobat.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/46946939033.pdf
- https://cdn.shopify.com/s/files/1/0427/9821/9420/files/xasimuzefemubo.pdf
- https://cdn.shopify.com/s/files/1/0448/2197/1104/files/brain_integration_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3750/files/duriro.pdf
- https://cdn.shopify.com/s/files/1/0434/2022/1596/files/xbox_one_license_transfer.pdf
- https://cdn.shopify.com/s/files/1/0435/1744/4264/files/10071834900.pdf
- https://cdn.shopify.com/s/files/1/0430/9814/4932/files/zemorezageniriwa.pdf
- https://cdn.shopify.com/s/files/1/0435/4693/5451/files/2019626445.pdf
- https://cdn.shopify.com/s/files/1/0435/6295/8997/files/bijanotodatut.pdf
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/92097968547.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_off000067ad.bin95adf7e8b8149c302f6e49acbf587a66f12b633fbb2e49aaba715374924b9cfa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67AD | 5000 bytes |
font_01_sfnt_off000078a5.bin708f4f96bf173bd8225d39e46390a8890b99a93da7b2903b5961b6b99c935a09 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78A5 | 14200 bytes |
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