MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains embedded links that redirect to malicious infrastructure, specifically a URL associated with a redirector. The document body, though partially corrupted, contains text related to 'Financial analyst interview question' and a URL that appears to be a lure. The presence of numerous PDF links, many pointing to Shopify domains, suggests a link farm used for SEO poisoning or to host further malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.ru/wix?keyword=financial+analyst+interview+question
- https://cdn.shopify.com/s/files/1/0440/7469/6856/files/65992777314.pdf
- https://cdn.shopify.com/s/files/1/0438/2697/0786/files/sinezonubifilesamud.pdf
- https://cdn.shopify.com/s/files/1/0441/4413/2248/files/10148094256.pdf
- https://cdn.shopify.com/s/files/1/0460/8399/7860/files/23452808142.pdf
- https://cdn.shopify.com/s/files/1/0457/4448/8604/files/xadezakafukun.pdf
- https://cdn.shopify.com/s/files/1/0432/2004/1886/files/32724364687.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/22271122494.pdf
- https://cdn.shopify.com/s/files/1/0439/5712/5278/files/amperimetro_de_gancho.pdf
- https://cdn.shopify.com/s/files/1/0432/7689/4372/files/laporan_pendahuluan_bblr_nanda_nic_noc.pdf
- https://cdn.shopify.com/s/files/1/0437/2496/3990/files/advantages_and_disadvantages_of_television_advertising.pdf
- https://static.usrfiles.com/ugd/93c935_96135fb8ada5447fb52a9090ca563d45.pdf
- https://static.usrfiles.com/ugd/36f25b_90c79f68b15e4ff79ebd73e332d2d26e.pdf
- https://static.usrfiles.com/ugd/9dda13_663431300e4f499a87bbdfa810027c63.pdf
- https://static.usrfiles.com/ugd/eb4c03_9efeeaabd5d245fb8fc4cbd57e93c7aa.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_off00009a35.bina7454dc8e4963b295b8d4929000ba2e3de2f4ffc62498ecdb84e2fa2dd85400b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A35 | 5128 bytes |
font_01_sfnt_off0000abcb.binbcb912701e36abd753a10362ff5106f068f11bd3c236b40666b41be7347729b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABCB | 13908 bytes |
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