MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to funnel victims to further malicious content. The document also hosts a large number of other PDF files on Shopify domains, suggesting a link farm designed to improve SEO for the malicious redirector. The ML classifier 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.com/wb?keyword=state%20fire%20training%20procedures%20manual
- http://tanem.amgnational.org/uploads/1/3/0/7/130775162/3685443.pdf
- http://files.canberranetworkingday.com.au/uploads/1/3/1/6/131637302/5707362.pdf
- http://files.coheartgallery.org/uploads/1/3/0/7/130738889/c019cfdae62f5.pdf
- https://cdn.shopify.com/s/files/1/0436/3884/9696/files/zobomometa.pdf
- https://cdn.shopify.com/s/files/1/0436/7689/3334/files/warriors_the_rise_of_scourge.pdf
- https://cdn.shopify.com/s/files/1/0430/6527/8625/files/45308842526.pdf
- https://cdn.shopify.com/s/files/1/0440/4235/4853/files/76387723752.pdf
- https://cdn.shopify.com/s/files/1/0435/2563/6248/files/43019266456.pdf
- https://cdn.shopify.com/s/files/1/0443/1210/1020/files/business_communication_essentials_8th_edition_free.pdf
- https://cdn.shopify.com/s/files/1/0433/6821/8780/files/zatiguxevubotezufelesun.pdf
- https://cdn.shopify.com/s/files/1/0430/1268/5977/files/sesatekafepaj.pdf
- https://cdn.shopify.com/s/files/1/0433/9548/1750/files/12174527168.pdf
- https://cdn.shopify.com/s/files/1/0431/0794/2549/files/puropu.pdf
- https://cdn.shopify.com/s/files/1/0431/0273/2448/files/abstract_reasoning_test.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_off00004f67.bin1980873a1cc66916d3bd6c99d8a2e42115f2a1bda9ff0d4d0e908e9dc6dbc3f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F67 | 5580 bytes |
font_01_sfnt_off00006237.bin781793d7b472ad97f45f7883af01f100f1948db7d06eb88358af932abbde804c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6237 | 10220 bytes |
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