MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting a social engineering lure to trick users into visiting malicious infrastructure. The ML classifier also strongly indicated maliciousness. No scripts were extracted, limiting the analysis of direct payload execution.
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=who+s+afraid+of+virginia+woolf+full+text+pdf+download
- http://files.hoimport.com/uploads/1/3/0/7/130775320/4be032b5.pdf
- http://files.savisconsulting.com/uploads/1/3/1/6/131637224/4e60b7c53.pdf
- http://files.gbsupplyco.com/uploads/1/3/1/8/131856166/zodagogasepexe.pdf
- http://files.peaktherapy.info/uploads/1/3/1/3/131380591/tomutedazav.pdf
- https://cdn.shopify.com/s/files/1/0431/0584/5397/files/75685867529.pdf
- https://cdn.shopify.com/s/files/1/0436/4324/0606/files/basement_parking_plan.pdf
- https://cdn.shopify.com/s/files/1/0432/9141/0596/files/the_anarchical_society_bull.pdf
- https://cdn.shopify.com/s/files/1/0430/6416/4506/files/amino_acid_structure_and_function.pdf
- https://cdn.shopify.com/s/files/1/0432/6454/0835/files/sbca_bye_laws.pdf
- https://cdn.shopify.com/s/files/1/0438/4315/8166/files/34453268639.pdf
- https://cdn.shopify.com/s/files/1/0439/1406/8123/files/51853434898.pdf
- https://cdn.shopify.com/s/files/1/0429/8624/2209/files/wetozejoninuletenufox.pdf
- https://cdn.shopify.com/s/files/1/0432/4245/5195/files/diboderupizakogumitekora.pdf
- https://cdn.shopify.com/s/files/1/0434/1979/5623/files/free_premium_minecraft_accounts.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_off000042e6.bin5a970bc102e7fed99cecf7da89099852434ef3d536daf1bdfce22e2a46cb279b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x42E6 | 5536 bytes |
font_01_sfnt_off000055d4.bin472d37d74e5e538540bdea1ba667cbd5e1d900f74e5d67f6313b19f652261247 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55D4 | 9056 bytes |
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