MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The embedded URL 'https://ttraff.cc/pify?keyword=bureaucratic+approach+pdf' is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a coordinated effort to distribute malicious 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.cc/pify?keyword=bureaucratic+approach+pdf
- http://files.romehomelb.com/uploads/1/3/0/7/130775850/efb520a3679b5d.pdf
- http://files.discoveryexpresskids.com/uploads/1/3/2/6/132682790/ruzudo.pdf
- http://jozidibug.courtneyhoelscher.com/uploads/1/3/0/7/130775169/1221014.pdf
- https://cdn.shopify.com/s/files/1/0430/6763/7917/files/cablevision_channel_guide.pdf
- https://cdn.shopify.com/s/files/1/0438/4129/0402/files/27811678872.pdf
- https://cdn.shopify.com/s/files/1/0445/8014/3268/files/linux_command_cheat_sheet.pdf
- https://cdn.shopify.com/s/files/1/0431/2042/7157/files/biwenemipopizenubalu.pdf
- https://cdn.shopify.com/s/files/1/0431/8144/1181/files/ketojifusuwugi.pdf
- https://cdn.shopify.com/s/files/1/0430/5308/8921/files/duwizazosivigupaje.pdf
- https://cdn.shopify.com/s/files/1/0431/7901/6360/files/mejarubudolibulenilot.pdf
- https://cdn.shopify.com/s/files/1/0427/5604/7004/files/retail_banking_services.pdf
- https://cdn.shopify.com/s/files/1/0430/0505/1029/files/zejumar.pdf
- https://cdn.shopify.com/s/files/1/0451/4293/3657/files/document_avoir_confiance_en_soi.pdf
- https://cdn.shopify.com/s/files/1/0431/0584/5397/files/genemopoxevogikuxufutofos.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_off0000dc4f.bina09517fb5a7623cc1030e60e6c4646e2b5eaaf33c3004b68b27b4fe5985d5dde |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4F | 5080 bytes |
font_01_sfnt_off0000ed96.bin74042487ab5fcb89e3e0b13ba01c1549c78c1d223375ff1ef9f17d2971363bab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED96 | 11772 bytes |
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