MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to known malicious infrastructure, suggesting a phishing or redirection attempt. The document body, though heavily obfuscated, contains text related to 'Brown forman corp annual report' and a URL that appears to be part of a link farm designed to manipulate search engine results. The ML classifier also strongly indicated maliciousness.
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.ru/pify?keyword=brown+forman+corp+annual+report
- http://zozatep.glacier-basecamp.com/uploads/1/3/0/8/130813765/6917490.pdf
- http://files.mrscox007.com/uploads/1/3/1/3/131398008/d9a02cc6.pdf
- https://cdn.shopify.com/s/files/1/0433/4429/8133/files/1453498364.pdf
- https://cdn.shopify.com/s/files/1/0431/1564/3031/files/42025041470.pdf
- https://cdn.shopify.com/s/files/1/0432/3488/5796/files/gilurusimefovi.pdf
- https://cdn.shopify.com/s/files/1/0463/2366/3008/files/26042596507.pdf
- https://cdn.shopify.com/s/files/1/0440/6856/9238/files/abrsm_theory_paper_answers.pdf
- https://cdn.shopify.com/s/files/1/0431/1220/2389/files/similarities_between_andragogy_and_pedagogy.pdf
- https://cdn.shopify.com/s/files/1/0429/9476/1877/files/framelayout_in_xamarin_android.pdf
- https://cdn.shopify.com/s/files/1/0433/6749/7880/files/tovixutup.pdf
- https://cdn.shopify.com/s/files/1/0432/2613/6743/files/introduction_to_blood_groups.pdf
- https://cdn.shopify.com/s/files/1/0463/4066/9602/files/tusopajijewu.pdf
- https://cdn.shopify.com/s/files/1/0432/5936/3478/files/job_acceptance_letter.pdf
- https://cdn.shopify.com/s/files/1/0427/4146/5244/files/antonin_artaud_heliogabalo.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_off0000b20d.bincab63fbe801e8cb44db5036aff4db3271eab0abe2736a5565a820d25615b6560 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB20D | 5124 bytes |
font_01_sfnt_off0000c373.bin4854e3f16349da65bd74091bf9da6ec2cbfeed95970a4fe44374240d0c831d73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC373 | 10372 bytes |
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