MALICIOUS
120
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link, disguised with a seemingly innocuous search query. The document body, though heavily obfuscated, contains the same URL. The file also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDF documents, likely for SEO poisoning or to mask malicious activity. The primary malicious IOC is the redirector URL, which is likely used to funnel victims to a malicious site.
Heuristics 3
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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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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/wix?keyword=way+down+hadestown+piano+sheet+music
- https://static.usrfiles.com/ugd/4b874d_7751b69ba1a3453a9bda441a231e81f3.pdf
- https://static.usrfiles.com/ugd/cac9e4_2336523a0e2b4ea0ad9c9555d3b27daa.pdf
- https://static.usrfiles.com/ugd/1fa6dd_b64f3b8b801144e1a5832a3dad3e279f.pdf
- https://static.usrfiles.com/ugd/93971e_dd16ac7a1cfe4af5b1c562c2336dae90.pdf
- https://static.usrfiles.com/ugd/defcb2_ea1b9d93feb840b7a974ee71ef10983f.pdf
- https://cdn.shopify.com/s/files/1/0431/5922/4480/files/kernel_density_estimation.pdf
- https://cdn.shopify.com/s/files/1/0431/1898/5370/files/literacy_worksheets_ks2_year_5.pdf
- https://cdn.shopify.com/s/files/1/0429/2447/4531/files/firisewaginekez.pdf
- https://cdn.shopify.com/s/files/1/0448/2839/3634/files/81885699874.pdf
- https://cdn.shopify.com/s/files/1/0431/0017/6544/files/dillards_card_services.pdf
- https://cdn.shopify.com/s/files/1/0437/3925/0853/files/61616226097.pdf
- https://cdn.shopify.com/s/files/1/0433/3027/3434/files/tubinosijukudewipuzad.pdf
- https://cdn.shopify.com/s/files/1/0434/0006/9270/files/gedadalutaxamakagu.pdf
- https://static.usrfiles.com/ugd/b8c837_41934b2beee5442ca25610b90fd6c930.pdf
- https://static.usrfiles.com/ugd/dfb5f8_a98ad2f131ef4ebbafd670f183b9561c.pdf
- https://static.usrfiles.com/ugd/1cc7e8_44ae3d98c04b48d9829c42f888039f08.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_off00004fc2.bind78f60283f0296ca4b8e53cd0ada68ee2c332739ad6df51cf34ac6a55cdef467 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FC2 | 5276 bytes |
font_01_sfnt_off000061a7.bin2c195fb703520310318054fbeda9ca5d79945059b94c99730d14da361d33e991 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61A7 | 14892 bytes |
font_02_sfnt_off00008fd8.bin1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FD8 | 4324 bytes |
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