MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is designed to lead users to further malicious content. The document body, though heavily obfuscated, contains this URL and appears to be a lure related to learning guitar. The presence of numerous other PDF links suggests a link farm strategy to improve SEO for malicious content. No scripts were extracted from this sample.
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/pify?keyword=como+aprender+a+tocar+viol%25C3%25A3o+sozinho+passo+a+passo+pdf
- http://files.lifespacedesigns.com/uploads/1/3/1/1/131163601/124452.pdf
- http://files.darrenleesonpics.co.uk/uploads/1/3/2/6/132695867/a8ffe63.pdf
- http://files.teressafoss.net/uploads/1/3/0/7/130775432/bejuxafobobago_gadonatujek.pdf
- http://files.brice-williams.com/uploads/1/3/0/7/130776757/lidanexosemuluromom.pdf
- https://cdn.shopify.com/s/files/1/0431/3438/6332/files/manorama_yearbook_2020_free.pdf
- https://cdn.shopify.com/s/files/1/0427/4041/6678/files/85294839162.pdf
- https://cdn.shopify.com/s/files/1/0430/1137/5267/files/26371147370.pdf
- https://cdn.shopify.com/s/files/1/0430/6268/9946/files/swat_3_close_quarters_battle.pdf
- https://cdn.shopify.com/s/files/1/0435/2425/9992/files/16816313939.pdf
- https://cdn.shopify.com/s/files/1/0440/6158/9669/files/komujit.pdf
- https://cdn.shopify.com/s/files/1/0429/6038/8252/files/lazidefajaxunivotevuwuret.pdf
- https://cdn.shopify.com/s/files/1/0435/5981/3279/files/jivesuziwe.pdf
- https://cdn.shopify.com/s/files/1/0438/2441/4882/files/asme_sec_viii_div_1.pdf
- https://cdn.shopify.com/s/files/1/0430/9018/2304/files/lic_jeevan_akshay_form.pdf
- https://cdn.shopify.com/s/files/1/0440/5788/6870/files/sunivafibura.pdf
- https://cdn.shopify.com/s/files/1/0431/9461/3924/files/ximofakekifubeduraditujif.pdf
- https://cdn.shopify.com/s/files/1/0431/5018/0512/files/11455156379.pdf
- https://cdn.shopify.com/s/files/1/0428/0179/1132/files/fiwekelosanuvat.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_off000071a3.bin5223e1b34151695f4cff28428e631501e9bdad9f3e84a44675bde7b5775f6ece |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71A3 | 5728 bytes |
font_01_sfnt_off0000846c.bin042714a8e74a9e14169e49fd9bdbc8489a1319c4157c32735825ef1e6c5e4faf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x846C | 12716 bytes |
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