MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm designed to manipulate search engine results. The presence of these links suggests an attempt to direct users to malicious sites, likely for phishing or malware distribution.
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=estimation+math+worksheets
- http://files.samanthakreuscher.com/uploads/1/3/1/1/131164573/pitozapejazopidodo.pdf
- http://files.platinumgraphics.org/uploads/1/3/1/4/131438471/3211807.pdf
- http://files.karilerum.com/uploads/1/3/1/3/131379948/772f5ab7c672e.pdf
- http://files.executived-daytours.com/uploads/1/3/1/4/131407494/c1652ffc0097a9.pdf
- http://files.lakes-electric.com/uploads/1/3/1/4/131455903/23ecfbf979820f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0066/8065/files/zoreworuxanil.pdf
- https://cdn.shopify.com/s/files/1/0445/3364/5476/files/factoring_polynomials_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0438/2762/6134/files/14173799533.pdf
- https://cdn.shopify.com/s/files/1/0434/5049/9222/files/terijolon.pdf
- https://cdn.shopify.com/s/files/1/0447/8458/2813/files/blessed_sacrament_prayer_book.pdf
- https://cdn.shopify.com/s/files/1/0431/0378/1015/files/59688267009.pdf
- https://cdn.shopify.com/s/files/1/0434/5636/4709/files/luminous_silk_shade_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/8658/5759/files/21715647232.pdf
- https://cdn.shopify.com/s/files/1/0429/2296/7207/files/rafeterusadelege.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000647d.bina1a8df6b48b3811d3bd2dbca76ee0033f84f3b8a684c833d0398d32ca8338962 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x647D | 5004 bytes |
font_01_sfnt_off00007561.bin6946b5ec36e1ed9dc4150dd2b2ef3809aa74357e7f8e0e4cf6dabe325ff551a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7561 | 10456 bytes |
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