MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to a malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text related to 'Chiari malformation treatment options' and a URL, suggesting a lure to a malicious website. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious nature of the file.
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/pify?keyword=chiari+malformation+treatment+options
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/e745be_1022f61908874345829858447dea74b4.pdf
- https://static.usrfiles.com/ugd/77eba6_b67542aa553f497bb427017ecfd5373c.pdf
- https://static.usrfiles.com/ugd/c7a620_6b2dd98e816e41c8a219a3c342b35043.pdf
- https://static.usrfiles.com/ugd/764aaa_4a024fdeaa2b494cae7df0fc00f19340.pdf
- https://cdn.shopify.com/s/files/1/0437/3171/4202/files/35660702955.pdf
- https://cdn.shopify.com/s/files/1/0432/3170/7294/files/74596027241.pdf
- https://cdn.shopify.com/s/files/1/0429/7742/7609/files/dipimixiwunodezexati.pdf
- https://cdn.shopify.com/s/files/1/0437/6510/4791/files/nunafu.pdf
- https://static.usrfiles.com/ugd/ea2f88_a032a29f3d2243aaa33540eb481ca153.pdf
- https://static.usrfiles.com/ugd/6116da_7c2f058392c94f63aa0aab3893328437.pdf
- https://static.usrfiles.com/ugd/9b5f63_af5a789e80584a15a615bdce0efe758a.pdf
- https://static.usrfiles.com/ugd/60933b_6d267702f5d74aca926a02632d3b1031.pdf
- https://cdn.shopify.com/s/files/1/0432/1034/2564/files/75851696600.pdf
- https://cdn.shopify.com/s/files/1/0428/8747/9455/files/versailles_self_guided_tour.pdf
- https://cdn.shopify.com/s/files/1/0432/1860/0095/files/template_ppt_animasi_free.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_off00008873.bin14bfef6be96bd5e3a4e4ca35c92278308968ee52fdb20ec089c8211d4d8c6a76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8873 | 5044 bytes |
font_01_sfnt_off0000996a.bin6f12f47ee93c4475340968956966e87b591777032575c6f472040adbbce99a5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x996A | 10468 bytes |
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