MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a high number of embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=area+of+squares+and+rectangles+worksheet+pdf', suggesting a lure to download or view content. The ML classifier strongly indicates maliciousness, and the PDF structure with numerous external links points towards a link farm or redirection tactic.
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=area+of+squares+and+rectangles+worksheet+pdf
- http://files.rubywallis.com/uploads/1/3/0/7/130775690/mivamawire.pdf
- http://files.support.famhealth.com/uploads/1/3/1/4/131437740/3357936.pdf
- http://files.rattlerrepros.com/uploads/1/3/1/4/131452944/9f74ad73a7b66.pdf
- https://cdn.shopify.com/s/files/1/0436/6771/8309/files/85683533780.pdf
- https://cdn.shopify.com/s/files/1/0437/8080/0674/files/pdf_agama_kelas_12.pdf
- https://cdn.shopify.com/s/files/1/0432/2741/4696/files/driver_agent_plus_free_product_key.pdf
- https://cdn.shopify.com/s/files/1/0439/3864/4123/files/cfse_theory.pdf
- https://cdn.shopify.com/s/files/1/0432/6588/4323/files/96014291043.pdf
- https://cdn.shopify.com/s/files/1/0440/2518/4421/files/warigemeroludaj.pdf
- https://cdn.shopify.com/s/files/1/0430/3355/9203/files/43066715106.pdf
- https://cdn.shopify.com/s/files/1/0440/7800/6437/files/the_college_panda_sat_essay.pdf
- https://cdn.shopify.com/s/files/1/0432/1017/8717/files/45988122124.pdf
- https://cdn.shopify.com/s/files/1/0431/9982/4032/files/47247832418.pdf
- https://cdn.shopify.com/s/files/1/0433/3358/2998/files/36057048047.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/1/0433/3358/2998/file
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065a1.binda15e6ef567962c2e808e19de0fe04daa8b61f65cb4fb45580eccbdc2ca9df05 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65A1 | 5688 bytes |
font_01_sfnt_off00007901.bin44f798270f58fc688db18d306c67aa460b32839c40d53a6eebc35682e558c0c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7901 | 10636 bytes |
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