MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.club'. Additionally, it exhibits a PDF link farm pattern, embedding numerous external links, many hosted on Shopify. The ML classifier strongly flagged this PDF as malicious. The embedded URL in the document body, 'https://ttraff.club/wix?keyword=tracing+lowercase+letter+a+printable+worksheets', is the primary indicator of malicious intent, likely serving as a lure to a phishing or malware distribution site.
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.club/wix?keyword=tracing+lowercase+letter+a+printable+worksheets
- https://cdn.shopify.com/s/files/1/0432/0637/7632/files/icao_annex_9.pdf
- https://cdn.shopify.com/s/files/1/0433/6202/5624/files/fudotevedinozim.pdf
- https://cdn.shopify.com/s/files/1/0433/5819/1768/files/31539565900.pdf
- https://static.usrfiles.com/ugd/822ecd_4443c21c98a547edb4dbd16e3dc18392.pdf
- https://static.usrfiles.com/ugd/238140_d75613d0b34b49acb967b8a9ceab049b.pdf
- https://static.usrfiles.com/ugd/5fd5c1_2ad22268cb704f56b8e86bfde62857f5.pdf
- https://static.usrfiles.com/ugd/b8c837_4f430eee9e9b442993b1fc04c3d562ac.pdf
- https://static.usrfiles.com/ugd/80fd5d_3ce3bd5d1bad44b9844c4d033289a67a.pdf
- https://cdn.shopify.com/s/files/1/0432/5556/2398/files/all_taekwondo_black_belt_forms.pdf
- https://cdn.shopify.com/s/files/1/0431/9857/8848/files/45115526159.pdf
- https://cdn.shopify.com/s/files/1/0460/1954/3199/files/avengers_infinity_war_full_movie_netflix.pdf
- https://cdn.shopify.com/s/files/1/0438/3644/0733/files/54886319807.pdf
- https://cdn.shopify.com/s/files/1/0428/8688/9625/files/83426173627.pdf
- https://cdn.shopify.com/s/files/1/0435/6092/7393/files/fundamentos_de_psicologia.pdf
- https://cdn.shopify.com/s/files/1/0437/7339/5106/files/chaos_chaos_do_you_feel_it_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0435/9313/8333/files/figafibilezukub.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_off00006c75.bin53a130b9c974d2a4e0fd2341308c5830f937961a7c58283a049acebfed39fc3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C75 | 5440 bytes |
font_01_sfnt_off00007f00.bin8c1af84668ffe0d30ba3c5604591868355eac8d0ea9b5ee635682c12e1c7bdda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F00 | 11196 bytes |
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