MALICIOUS
150
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, specifically pointing to 'https://ttraff.cc/pify?keyword=reciprocal+teaching+strategies+worksheet'. The document body, though heavily obfuscated, contains this URL and numerous other links to PDF files hosted on Shopify, suggesting a link farm or SEO poisoning attempt. The ML classifier also strongly flagged this PDF as malicious. The primary attack pattern involves luring the user to a malicious site via the embedded link.
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.cc/pify?keyword=reciprocal+teaching+strategies+worksheet
- http://files.mauikamaolecondorental.com/uploads/1/3/1/3/131379875/zaxiwajasiril.pdf
- http://diruzi.tanithfrost.com/uploads/1/3/2/7/132740720/kulosus_xafamukezax_xamazikofeg.pdf
- http://files.larfpa.com/uploads/1/3/0/8/130814208/rejukujogopuzobu.pdf
- https://cdn.shopify.com/s/files/1/0439/3045/2123/files/metivijomewowan.pdf
- https://cdn.shopify.com/s/files/1/0433/0084/7781/files/39082482042.pdf
- https://cdn.shopify.com/s/files/1/0448/4897/1938/files/ruvigafujuzizemukufixose.pdf
- https://cdn.shopify.com/s/files/1/0429/8424/3351/files/rufodivazexinasamubej.pdf
- https://cdn.shopify.com/s/files/1/0428/7270/1095/files/bank_of_baroda_current_account_opening_form_filling_sample.pdf
- https://cdn.shopify.com/s/files/1/0430/9932/4580/files/81812963622.pdf
- https://cdn.shopify.com/s/files/1/0439/9572/5982/files/lulomeneje.pdf
- https://cdn.shopify.com/s/files/1/0430/9945/5642/files/55576544480.pdf
- https://cdn.shopify.com/s/files/1/0437/0163/3177/files/absence_seizure_treatment_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0431/9019/0248/files/geological_time_scale_ncert.pdf
- https://cdn.shopify.com/s/files/1/0432/1479/9012/files/cetirizina_dosis_pediatrica.pdf
- https://cdn.shopify.com/s/files/1/0431/3609/0274/files/ateten_gmlek_tahlil.pdf
- https://cdn.shopify.com/s/files/1/0433/3161/6923/files/47631513097.pdf
- https://cdn.shopify.com/s/files/1/0433/9315/5237/files/30354137129.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_off000076bd.bin0f041516052fb76bc59bcf4b8d28650e9a46e828466db2d9388aebff379c26f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76BD | 5360 bytes |
font_01_sfnt_off00008900.binbcad2dcc8fe4233e6ccd74b7c20b38a154a9d8eb0696a91109a6b3977dec2d94 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8900 | 10256 bytes |
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