MALICIOUS
120
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/wb?keyword=fixing%20a%20hole%20in%20the%20sky%20worksheet%20answers%20central%20case'. The document body, though heavily obfuscated, contains text fragments that suggest a lure related to a worksheet answer key. The PDF also exhibits characteristics of a link farm, with numerous external links, many hosted on cdn.shopify.com, likely for SEO manipulation to increase visibility.
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=fixing%20a%20hole%20in%20the%20sky%20worksheet%20answers%20central%20case
- http://files.pitchforkpreserves.com/uploads/1/3/0/7/130739340/5110528.pdf
- http://files.sixteencoop.co.uk/uploads/1/3/2/6/132695576/kikaxe_witipi_xebov_zasotewubewes.pdf
- http://files.nancymaldonado.com/uploads/1/3/0/8/130874110/rafaruke_xujuxuwep.pdf
- http://perel.spreadsheetsage.com/uploads/1/3/2/6/132695278/6299158.pdf
- https://cdn.shopify.com/s/files/1/0431/4651/0504/files/random_expression_generator.pdf
- https://cdn.shopify.com/s/files/1/0445/4970/1796/files/tewanemaludolipinalis.pdf
- https://cdn.shopify.com/s/files/1/0428/7627/2796/files/91543830195.pdf
- https://cdn.shopify.com/s/files/1/0434/8539/7152/files/sql_stored_procedure_interview_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0433/5386/6408/files/dekinilapupuzegudu.pdf
- https://cdn.shopify.com/s/files/1/0431/8255/5297/files/lazulamugegudapuxojiz.pdf
- https://cdn.shopify.com/s/files/1/0432/7066/8453/files/77188927050.pdf
- https://cdn.shopify.com/s/files/1/0432/6175/5547/files/78944523447.pdf
- https://cdn.shopify.com/s/files/1/0433/1080/9256/files/doxarusizaw.pdf
- https://cdn.shopify.com/s/files/1/0437/8614/1847/files/pirates_of_the_caribbean_theme_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0433/4436/3678/files/45982472154.pdf
- https://cdn.shopify.com/s/files/1/0432/1751/8751/files/90096928937.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_off0000819e.bin9a68b65e3279f57d2a6d2db85cbf362c03584f6073a8a418bafa8c47e9604c38 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x819E | 5340 bytes |
font_01_sfnt_off000093e2.bin79a90b0c735227dd74510322b6d149d9cc4225d7aab9520fd26d11e4cee2f16a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93E2 | 14412 bytes |
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