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 'https://ttraff.com/wix?keyword=assembler+programming+pdf'. This URL is likely used to redirect the user to a malicious site. The document body, though heavily obfuscated, contains the same URL, suggesting a lure to entice clicks. The ML classifier also strongly flagged this PDF as malicious.
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/wix?keyword=assembler+programming+pdf
- https://static.usrfiles.com/ugd/11baf9_fab836e8ed44419794be3c00c539fff1.pdf
- https://static.usrfiles.com/ugd/9a242c_19f8bb823bc04070b3a1cceee670bfa2.pdf
- https://static.usrfiles.com/ugd/8b97dd_51f9034119254b72829da717474cf352.pdf
- https://static.usrfiles.com/ugd/b8c837_33addcbd8a7c4947b9607219c9691ddd.pdf
- https://cdn.shopify.com/s/files/1/0437/8433/9613/files/defujupuxeram.pdf
- https://cdn.shopify.com/s/files/1/0431/6558/1468/files/47245717985.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81256704061.pdf
- https://cdn.shopify.com/s/files/1/0435/6970/9217/files/68104659896.pdf
- https://cdn.shopify.com/s/files/1/0430/4571/6129/files/jefexava.pdf
- https://cdn.shopify.com/s/files/1/0434/8693/7253/files/solja_boy_report_card.pdf
- https://cdn.shopify.com/s/files/1/0434/0714/7166/files/ameristar_heat_pump_installation_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/8901/7497/files/54289916750.pdf
- https://cdn.shopify.com/s/files/1/0434/5783/9254/files/3603107738.pdf
- https://cdn.shopify.com/s/files/1/0434/6108/3288/files/jaxeraxebetemebusiwas.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/
- https://cdn.shopify.com/s/files/1/0435/6970/9217/files/6
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ac49.binaf920fd944c77b089fc438ca7c6f0fbfdf026acb34a403ce19b5b9ea545916b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC49 | 5492 bytes |
font_01_sfnt_off0000bed4.binbb67d4149fef2405df5997c497904a49484dada46f8f3dd7adeac727696d78d5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBED4 | 10976 bytes |
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