MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify and static.usrfiles.com domains, suggesting a link farm for SEO manipulation. One critical heuristic identified a link to a known malicious redirector infrastructure at `https://ttraff.link/wix?keyword=mm+cm+m+km+conversion+worksheets`. The document body, though heavily obfuscated, contains this same URL, indicating the primary intent is to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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.link/wix?keyword=mm+cm+m+km+conversion+worksheets
- https://cdn.shopify.com/s/files/1/0437/5245/6346/files/dsssb_result_86_17_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0428/5975/7734/files/low_fodmap_shopping_guide.pdf
- https://cdn.shopify.com/s/files/1/0435/1511/7727/files/39022208215.pdf
- https://cdn.shopify.com/s/files/1/0429/3863/0300/files/fazilogenupezomidimugolos.pdf
- https://static.usrfiles.com/ugd/d38238_7f091f9fb9ad40f7a2d0f94a4cfdc32d.pdf
- https://static.usrfiles.com/ugd/3aee12_9f1af859ee3c4e0a9d2ee54918b0fc45.pdf
- https://static.usrfiles.com/ugd/ca300b_814aedc8636f427aadad16770e9467b8.pdf
- https://static.usrfiles.com/ugd/b8c837_771bd48058614aebab9436fb5aa7caeb.pdf
- https://cdn.shopify.com/s/files/1/0429/0609/1687/files/zeromelugitalakotasotusez.pdf
- https://cdn.shopify.com/s/files/1/0433/7506/7297/files/87567488044.pdf
- https://static.usrfiles.com/ugd/b8c837_6b2d0ce8ec3146d986c39318d48955d4.pdf
- https://static.usrfiles.com/ugd/2274a7_3288aaad820a4e47b22bb40175b02901.pdf
- https://static.usrfiles.com/ugd/47e66e_9c0d18f7c56c47079460f643ec940731.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_off00005a72.bin62bf3550117024b01a69bebfdc00ee4d76d4dfc918365a8f7006a796ecb2ae15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A72 | 5020 bytes |
font_01_sfnt_off00006b80.binbc24fa8700a29dc6c9cf14ac227d6643120d0c1a5a78b86e28eb3f0256060470 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B80 | 9864 bytes |
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