MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/wix?keyword=behringer+ecm8000+user+manual'. It also exhibits a PDF link farm heuristic, with 28 external links, many of which are generated SEO-style PDFs. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the target URL, suggesting a lure to a malicious site.
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=behringer+ecm8000+user+manual
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/48f461_4034e7888c3944d89768cc489e636cf1.pdf
- https://static.usrfiles.com/ugd/b8c837_60a47dd4cf294d779d6dabce7d3e3b7a.pdf
- https://static.usrfiles.com/ugd/3f80ec_925553640e104357ac60473d543f2314.pdf
- https://cdn.shopify.com/s/files/1/0434/0622/9662/files/flowcharting_template_ibm.pdf
- https://cdn.shopify.com/s/files/1/0434/2353/1175/files/69365034062.pdf
- https://cdn.shopify.com/s/files/1/0437/8719/0430/files/61655109724.pdf
- https://cdn.shopify.com/s/files/1/0432/6011/7160/files/94722602347.pdf
- https://cdn.shopify.com/s/files/1/0432/8649/5397/files/46170998508.pdf
- https://cdn.shopify.com/s/files/1/0429/4357/8278/files/application_form_for_nursery.pdf
- https://static.usrfiles.com/ugd/69b86f_2bbaa2471f734efa81116f9905dad8cf.pdf
- https://static.usrfiles.com/ugd/8b9728_120de7a3bfb74f1a86676803722430d7.pdf
- https://static.usrfiles.com/ugd/87b9a8_05f39084ad8b473fa169a6fbbd3df782.pdf
- https://static.usrfiles.com/ugd/f459ea_be90be6fa81948978e266e12c16bf6a4.pdf
- https://static.usrfiles.com/ugd/b8c837_41e8145f2cca49a898bf42a3af490ec6.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008bf7.binf74aaffa8c2ec5014297fc7c3bbb17284201db199c3b85dd09bae20556e047e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BF7 | 5600 bytes |
font_01_sfnt_off00009ecb.bin211901cc4cc3514b26b9fc3d2080239c5c089b0e3b55f3b18be0d963f3905595 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9ECB | 10808 bytes |
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