MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. This indicates the document's primary purpose is to lure users to a potentially harmful external site. The presence of a large number of embedded links, many hosted on 'static.usrfiles.com', further supports the idea of a link farm designed for SEO manipulation or distributing malicious content. The ML classifier also strongly flagged this PDF as malicious.
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/wix?keyword=bounding+box+outline+reloaded
- https://static.usrfiles.com/ugd/b8c837_2ce72346cd694760acce3098d6655ab0.pdf
- https://static.usrfiles.com/ugd/8dde66_fc03e04c6ebf4b4c952a70210d2e066b.pdf
- https://static.usrfiles.com/ugd/b8c837_1c52407394504aaeba3a17284267aed0.pdf
- https://cdn.shopify.com/s/files/1/0432/2911/8627/files/biogaia_gotas_dosis.pdf
- https://cdn.shopify.com/s/files/1/0431/8868/2916/files/debosepibajipuxa.pdf
- https://cdn.shopify.com/s/files/1/0432/5464/4894/files/45863547893.pdf
- https://cdn.shopify.com/s/files/1/0450/7585/7571/files/meraxokosogamavajev.pdf
- https://cdn.shopify.com/s/files/1/0437/1900/0229/files/reliability_data_analysis_with_minitab.pdf
- https://cdn.shopify.com/s/files/1/0437/0956/3035/files/35111880903.pdf
- https://static.usrfiles.com/ugd/b8c837_1f7374e4ddc74456af9432fd1a30e279.pdf
- https://static.usrfiles.com/ugd/7f16bd_aba5f5c8189e4b4a978426d72a5e085c.pdf
- https://static.usrfiles.com/ugd/b13fd1_05d991b0388341078478d6c5b9c4a65b.pdf
- https://static.usrfiles.com/ugd/1fa6dd_aa4d6576bc674334af56afb8e132108b.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e8e.bind7f813ce4f16a1c5a08a60e5e10dd1bed60e1f0406e9833c0f336aa4cbd3458c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E8E | 5072 bytes |
font_01_sfnt_off00007fda.binb577e5238364536d4e62839244be21af2358b4676326c18e142c1cf1bdcd2d61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FDA | 15508 bytes |
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