MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The document body, though partially corrupted, includes text suggesting a lure for a free PDF download related to financial markets, which is then linked to a malicious redirector. 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.cc/wb?keyword=finance%20and%20financial%20markets%20keith%20pilbeam%20pdf%20free%20download
- http://files.duffybookbinders.com/uploads/1/3/1/4/131437676/vugelelok.pdf
- http://files.cherylynsalon.com/uploads/1/3/1/1/131164479/dofofavasisuzakuxi.pdf
- https://cdn.shopify.com/s/files/1/0431/8376/7713/files/important_branches_of_biology.pdf
- https://cdn.shopify.com/s/files/1/0433/8316/0999/files/22413384772.pdf
- https://cdn.shopify.com/s/files/1/0434/3011/7542/files/27303598544.pdf
- https://cdn.shopify.com/s/files/1/0436/0273/9362/files/20874561025.pdf
- https://cdn.shopify.com/s/files/1/0435/0584/4390/files/skyrim_load_order.pdf
- https://cdn.shopify.com/s/files/1/0434/7405/9426/files/pearson_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0435/0482/8580/files/guia_de_medicina_ambulatorial_e_hospitalar_unifesp_pneumologia.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/banefidofekadozimodomi.pdf
- https://cdn.shopify.com/s/files/1/0430/0167/5939/files/22146974054.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_off00006501.binb4a707bd97310f43be3543bd07738ea7875b66a1bc5598dfcbff8e61b45b445c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6501 | 5644 bytes |
font_01_sfnt_off0000780a.bin63d5dc3ec60ba77c4261bfb8af27b884f8356b2a1b2fc9fcf3fb86cbdd9e31ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x780A | 9920 bytes |
font_02_sfnt_off00009a33.bina4dfb55050a95653deb243f62d540b936b96f0fe90480f51adf416b5cf4d29c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A33 | 17332 bytes |
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