MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains embedded links that point to a known malicious redirector, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=animated+mouse+cursors', suggesting a lure to a malicious site. The ML classifier also strongly indicated maliciousness.
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/pify?keyword=animated+mouse+cursors
- http://files.arcir.org/uploads/1/3/1/4/131452878/xidowetotejezexavafe.pdf
- http://files.artofmichaelnguillen.com/uploads/1/3/1/8/131856917/8294233.pdf
- http://files.southamboyfirstaid.org/uploads/1/3/2/6/132695543/c773bc.pdf
- http://files.fancherandassociates.com/uploads/1/3/1/3/131380845/bezokuburi.pdf
- http://files.mravinger.com/uploads/1/3/1/4/131482937/60ed4c970e.pdf
- https://cdn.shopify.com/s/files/1/0433/8722/4214/files/lowatujazibepovobox.pdf
- https://cdn.shopify.com/s/files/1/0434/3712/9895/files/zotifetapezepewoni.pdf
- https://cdn.shopify.com/s/files/1/0432/7201/1931/files/87680775848.pdf
- https://cdn.shopify.com/s/files/1/0431/8851/9074/files/wopurilerifuz.pdf
- https://cdn.shopify.com/s/files/1/0429/2529/3724/files/discord_waht_to_have_in_a_server.pdf
- https://cdn.shopify.com/s/files/1/0438/8601/8712/files/z_transform_calculator.pdf
- https://cdn.shopify.com/s/files/1/0430/6042/8962/files/valorosorasu.pdf
- https://cdn.shopify.com/s/files/1/0432/9416/3109/files/jibaw.pdf
- https://cdn.shopify.com/s/files/1/0431/5850/3573/files/38368481332.pdf
- https://cdn.shopify.com/s/files/1/0431/8828/9694/files/kulepevawumigibit.pdf
- https://cdn.shopify.com/s/files/1/0429/1215/3766/files/36344341444.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_off00007079.binae1bd5f2bf3d6c2f535a0c9d54b7c5f14f2a4497886a4333ce0bff941beb9b2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7079 | 5044 bytes |
font_01_sfnt_off00008183.bin15b9dfe4951776387963d6dec24a20d5cee01487ce83b10b254300863af298a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8183 | 9732 bytes |
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