MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text referencing 'bevel gearbox design pdf' and includes the malicious URL, suggesting a lure to a malicious site. The presence of a link farm further supports the malicious intent.
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/wb?keyword=bevel%20gearbox%20design%20pdf
- http://piral.itespto.com/uploads/1/3/1/1/131163599/3666543.pdf
- http://xanuzi.migrocers.com/uploads/1/3/2/6/132681947/sajejukidapogivusu.pdf
- http://files.eleatdiningclub.com/uploads/1/3/1/4/131454383/1110147.pdf
- https://cdn.shopify.com/s/files/1/0433/8080/1703/files/galileo_travelport.pdf
- https://cdn.shopify.com/s/files/1/0440/2728/1558/files/my_hero_acoustic_tab.pdf
- https://cdn.shopify.com/s/files/1/0451/2422/3141/files/best_books_to_read_2020_free_download.pdf
- https://cdn.shopify.com/s/files/1/0429/3119/1975/files/mivudoverilexamo.pdf
- https://cdn.shopify.com/s/files/1/0429/6350/1222/files/31692267671.pdf
- https://cdn.shopify.com/s/files/1/0437/9030/3381/files/96989600596.pdf
- https://cdn.shopify.com/s/files/1/0431/0676/2903/files/25442519284.pdf
- https://cdn.shopify.com/s/files/1/0431/2363/8426/files/16137311424.pdf
- https://cdn.shopify.com/s/files/1/0428/5058/2684/files/printable_comic_book_pages.pdf
- https://cdn.shopify.com/s/files/1/0431/1033/4620/files/wobomexufuva.pdf
- https://cdn.shopify.com/s/files/1/0429/6926/8373/files/66514614259.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000084d4.binc4d1a7f1f327d1b0836a2f824baa915892a7dd1b8049931363890b324e436489 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84D4 | 5524 bytes |
font_01_sfnt_off000097ba.bin18e0232af27bf3084b1246cda66b8a447ee2d6b38ba8eeff6331f18242e9a35e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97BA | 10880 bytes |
font_02_sfnt_off0000bd22.bin9fa8bf34b392e54777a73878461b2c201b7cd697526f69512042a84d0f933758 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD22 | 16096 bytes |
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