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'. Additionally, it features a PDF link farm, with many links pointing to Shopify domains, suggesting an attempt to obscure the final malicious destination. The ML classifier also strongly indicated maliciousness. The embedded URL 'https://ttraff.com/pify?keyword=basic+arrhythmia+pdf' is the primary indicator of a malicious redirector designed to lure users to a potentially harmful 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/pify?keyword=basic+arrhythmia+pdf
- http://files.roryryanarchitects.com/uploads/1/3/0/9/130969390/ff5288ea.pdf
- http://files.gradeseven.nestmusic.org/uploads/1/3/2/6/132681891/zezipipit.pdf
- http://files.vigocountycib.com/uploads/1/3/1/6/131637308/164c2.pdf
- http://files.popiconsblog.com/uploads/1/3/1/3/131398059/sazuneve.pdf
- http://files.jimpendergrass.com/uploads/1/3/2/8/132815961/xabixejeje-nenowapiwage-jisematonalon.pdf
- https://cdn.shopify.com/s/files/1/0434/0439/4661/files/83975538449.pdf
- https://cdn.shopify.com/s/files/1/0431/7465/8216/files/what_is_the_iphone_model_a.pdf
- https://cdn.shopify.com/s/files/1/0434/0118/3384/files/kapebebesebedutudov.pdf
- https://cdn.shopify.com/s/files/1/0435/7108/5475/files/64987350895.pdf
- https://cdn.shopify.com/s/files/1/0431/3939/9842/files/16161402780.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/71697375233.pdf
- https://cdn.shopify.com/s/files/1/0436/5778/9593/files/bitasir.pdf
- https://cdn.shopify.com/s/files/1/0435/3861/2378/files/opencl_vs_cuda.pdf
- https://cdn.shopify.com/s/files/1/0431/7741/0720/files/15541321808.pdf
- https://cdn.shopify.com/s/files/1/0432/7663/2214/files/skip_bayless_undisputed_podcast.pdf
- https://cdn.shopify.com/s/files/1/0437/6517/0334/files/jiwujifa.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_off0000c726.bin4ccd7c6d7138d00573d5e534e0ce06f53adadbd5660331e476706efd6bca59df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC726 | 5516 bytes |
font_01_sfnt_off0000d9c3.bin70e192e53367d2990499db2008c60529b519c49f2474adcd10ad961fa73e7b6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9C3 | 10224 bytes |
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