MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.club/wix?keyword=bcbs+kentucky+medicaid+prior+authorization+forms', which is flagged as a malicious redirector. This suggests the document's primary purpose is to redirect the user to a malicious site, likely for phishing or malware distribution.
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.club/wix?keyword=bcbs+kentucky+medicaid+prior+authorization+forms
- https://static.usrfiles.com/ugd/f2c1dc_2f2567d02a4f4bc989ab3c61698bb9e6.pdf
- https://static.usrfiles.com/ugd/bbd3cf_bc1d38309f354162b470fee918f4a613.pdf
- https://static.usrfiles.com/ugd/b8c837_9d3e9abb2b6948a4a38ce6d4ba5f8abb.pdf
- https://static.usrfiles.com/ugd/cb4a18_9be137206e724390a4ea4497e2a6b40c.pdf
- https://static.usrfiles.com/ugd/067ecb_986ffe4d33a44723b668191c03f9735d.pdf
- https://static.usrfiles.com/ugd/2f3ac6_274ef1532f77456e9d11a922f7dc868f.pdf
- https://static.usrfiles.com/ugd/ecec20_b487f120c1b844d2ac171c82b70ccf5c.pdf
- https://cdn.shopify.com/s/files/1/0428/7738/6918/files/alphabtisation_en_cte_d_ivoire.pdf
- https://cdn.shopify.com/s/files/1/0434/6871/8242/files/psychology_books_in_bangla.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zipepatijexozuzazes.pdf
- https://cdn.shopify.com/s/files/1/0431/5637/3659/files/50231272694.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_off0000462c.bind135361ac78a3cb659b70a3ccac160f9168e2b79d6c171792f79e6b12bda674c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x462C | 5652 bytes |
font_01_sfnt_off00005937.bin4c0699aa5e83fbf8efe0295cca2f1eea4c71e5b53511b8f642fd00f2a7c611a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5937 | 9244 bytes |
font_02_sfnt_off000078d7.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D7 | 4324 bytes |
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