MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL identified is https://ttraff.ru/pify?keyword=nascar+race+song, which is likely used to redirect users to a phishing or malware distribution site. Another embedded URL, https://cdn.shopify.com/s/files/1/0432/3164/1762/files/padawofur.pdf, is part of a link farm, suggesting an attempt to manipulate search engine results or distribute content. 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=nascar+race+song
- http://files.appletreecontractors.com/uploads/1/3/1/6/131607712/9709263.pdf
- http://files.st-abbs-market.com/uploads/1/3/1/4/131483097/rujuv.pdf
- http://files.stephaniejanaina.com/uploads/1/3/0/7/130775257/e4dd5.pdf
- http://files.pacmog.com/uploads/1/3/1/4/131454733/c7c2f91.pdf
- https://cdn.shopify.com/s/files/1/0432/3164/1762/files/padawofur.pdf
- https://cdn.shopify.com/s/files/1/0432/7034/0772/files/38551171674.pdf
- https://cdn.shopify.com/s/files/1/0431/6971/0242/files/94819920390.pdf
- https://cdn.shopify.com/s/files/1/0432/0156/0737/files/kifitekurifone.pdf
- https://cdn.shopify.com/s/files/1/0434/5469/3529/files/24927941195.pdf
- https://cdn.shopify.com/s/files/1/0434/5970/7037/files/31830099832.pdf
- https://cdn.shopify.com/s/files/1/0431/0636/9697/files/pukedakexulej.pdf
- https://cdn.shopify.com/s/files/1/0430/2805/4169/files/wolujijowategoze.pdf
- https://cdn.shopify.com/s/files/1/0429/4203/8182/files/58018495599.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nakoximowukod.pdf
- https://cdn.shopify.com/s/files/1/0432/9363/8822/files/19760417467.pdf
- https://cdn.shopify.com/s/files/1/0437/9102/4280/files/68798233276.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_off00006d8c.bin9df472026d572082868dc77ba44a3fa3a237cbad57d9973676ea08c3336bef15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D8C | 4904 bytes |
font_01_sfnt_off00007e4d.bin4d387debe511ca0b413770466f818431470c6484e6804515d76fd014cb4edf55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E4D | 10052 bytes |
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