MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a redirector hosted on 'ttraff.com', which is flagged as malicious. The document body, though heavily obfuscated, contains text related to 'grade 4 math word problem worksheets pdf', suggesting a lure to disguise the malicious link. The PDF also contains a large number of external links, many pointing to Shopify domains, likely part of a link farm to improve SEO for malicious content.
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=grade+4+math+word+problem+worksheets+pdf
- http://files.jenniferrollin.com/uploads/1/3/1/6/131637635/suron-zonepo-gudobigegepekup.pdf
- http://wukopiko.spiritual-research-network.com/uploads/1/3/0/8/130874488/nudekefenosumegaponu.pdf
- http://files.treetogrow.com/uploads/1/3/1/6/131636676/luralizinikabam.pdf
- http://files.sbwga.com/uploads/1/3/0/7/130740069/zemevamadevufex.pdf
- http://disanidis.chapel-associates.co.uk/uploads/1/3/1/3/131383544/637446.pdf
- https://cdn.shopify.com/s/files/1/0437/3400/7973/files/37854456065.pdf
- https://cdn.shopify.com/s/files/1/0432/4684/6107/files/lapevin.pdf
- https://cdn.shopify.com/s/files/1/0429/2630/9543/files/lagu_barisan_para_mantan_reggae.pdf
- https://cdn.shopify.com/s/files/1/0435/5037/6100/files/goxubeteb.pdf
- https://cdn.shopify.com/s/files/1/0434/0357/5454/files/66198681626.pdf
- https://cdn.shopify.com/s/files/1/0433/2548/9320/files/12577631121.pdf
- https://cdn.shopify.com/s/files/1/0427/6230/5702/files/nuvak.pdf
- https://cdn.shopify.com/s/files/1/0435/2940/4567/files/fusujiraxedavup.pdf
- https://cdn.shopify.com/s/files/1/0439/3687/4651/files/pozizufidopowebug.pdf
- https://cdn.shopify.com/s/files/1/0438/0504/8994/files/water_fountain_alec_benjamin.pdf
- https://cdn.shopify.com/s/files/1/0430/9365/5716/files/binomial_heap_in_data_structure.pdf
- https://cdn.shopify.com/s/files/1/0434/3837/5074/files/tejupen.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gevuruliwineda.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_off00006a91.binb0abb720e66eb7655b267e98217bc7c317deacb1906dd78a8979a0b4bf9f0224 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A91 | 5696 bytes |
font_01_sfnt_off00007dea.bin48380ee3499b54432334b356d1d3c7d5a8d5c2687ffad4f02d722c7bec7702ce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DEA | 10380 bytes |
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