MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though partially corrupted, includes the same URL and keywords related to a '2017 chevy bolt service manual', suggesting a lure. The PDF also exhibits a link farm behavior, with numerous links pointing to external PDFs, many hosted on Shopify. The primary malicious URL is 'https://ttraff.com/wb?keyword=2017%20chevy%20bolt%20service%20manual', which is likely used to redirect users 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.com/wb?keyword=2017%20chevy%20bolt%20service%20manual
- http://files.gcctampa.org/uploads/1/3/0/8/130874231/423a1f27d6e.pdf
- http://files.unidadepastoral.com/uploads/1/3/1/4/131437351/195585ef.pdf
- http://files.colonialprinter.net/uploads/1/3/1/4/131483719/naxusasa_pitefipezapawi_nowibunamadaxi_fodof.pdf
- https://cdn.shopify.com/s/files/1/0434/4456/8216/files/ifelse_in_r.pdf
- https://cdn.shopify.com/s/files/1/0433/1791/9909/files/30209703861.pdf
- https://cdn.shopify.com/s/files/1/0432/4560/0936/files/17888052570.pdf
- https://cdn.shopify.com/s/files/1/0432/6863/6834/files/37180143936.pdf
- https://cdn.shopify.com/s/files/1/0429/8450/5498/files/wanijuvobivaxa.pdf
- https://cdn.shopify.com/s/files/1/0427/8131/1132/files/77812385315.pdf
- https://cdn.shopify.com/s/files/1/0427/7207/0556/files/sujuwosu.pdf
- https://cdn.shopify.com/s/files/1/0433/8358/6977/files/5670349601.pdf
- https://cdn.shopify.com/s/files/1/0434/8408/6424/files/retigap.pdf
- https://cdn.shopify.com/s/files/1/0448/0047/5293/files/adobe_acrobat_reader_dc_download_kostenloser_viewer_fr.pdf
- https://cdn.shopify.com/s/files/1/0431/8491/4583/files/podoxoweni.pdf
- https://cdn.shopify.com/s/files/1/0447/7625/9735/files/absorption_of_carbohydrates_proteins_and_fats.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_off0000667e.binef81fb575eb78b64d9518dd639b4d9892a6d4166f9b7fb4e9a75b146fd225049 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x667E | 5652 bytes |
font_01_sfnt_off00007999.bincc40393c28be400eb02d9fddccdb8567389c21a28f1513c52d5f18d94f9aa6af |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7999 | 10504 bytes |
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