MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains a large number of embedded links, many pointing to a link farm. One of the primary links, https://ttraff.com/wix?keyword=pushpavanam+kuppusamy+ayyappan+songs, is associated with known malicious redirector infrastructure. The document body, though heavily obfuscated, also contains this URL, suggesting a lure or redirection mechanism.
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.com/wix?keyword=pushpavanam+kuppusamy+ayyappan+songs
- https://static.usrfiles.com/ugd/b8c837_916e44f6fad5480fa1539ac33117e80c.pdf
- https://static.usrfiles.com/ugd/b65acf_7a1dab8483f04bea83191e6c2e9b493b.pdf
- https://static.usrfiles.com/ugd/99a8f2_4d9e83aeb6274d8ea163b49d3a5552a2.pdf
- https://static.usrfiles.com/ugd/b8c837_abe97db8667f451eb4f9fc76bc0e7710.pdf
- https://static.usrfiles.com/ugd/b8c837_0875eb0304ff4d1c9568b40c750db291.pdf
- https://static.usrfiles.com/ugd/b8c837_6ea50097fd1344778fc09c232cb3b066.pdf
- https://static.usrfiles.com/ugd/d17951_fd1cd35a768c4d96957540a50c9c6820.pdf
- https://static.usrfiles.com/ugd/b8c837_e027e159079b4864815ff3ad355f9773.pdf
- https://static.usrfiles.com/ugd/b8c837_15b571ccc55447868505cbab9e834b35.pdf
- https://static.usrfiles.com/ugd/345929_9849ef20b03c4fac86b8343cb6316105.pdf
- https://cdn.shopify.com/s/files/1/0449/4488/3880/files/angina_de_ludwig_en_nios.pdf
- https://cdn.shopify.com/s/files/1/0431/4998/3901/files/calendar_january_2020_printable.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/85484739365.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_off00005403.bin8b7d689705e9bc22631e84ce7ab98cf65bc722121767c848b29ecd8fc251e017 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5403 | 5332 bytes |
font_01_sfnt_off0000660a.binbf06a8d0b703292252ff03e26785c656acbb1b722f1ea83c45d0a066d6a65424 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x660A | 8276 bytes |
font_02_sfnt_off00007cc6.bin5ca66bda7691aa1cc5820ee69fca320c235a2d32884d06562e0476702516973c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CC6 | 12776 bytes |
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