MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector. The document body, though partially corrupted, includes the URL 'https://ttraff.com/pify?keyword=physical+chemistry+questions+and+answers+pdf', suggesting a lure to a malicious site. The presence of multiple embedded links and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful content.
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=physical+chemistry+questions+and+answers+pdf
- http://files.elcenzontle.com/uploads/1/3/0/7/130775866/figoro.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/8439/8236/files/conversion_kg_to_pounds.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wekisod.pdf
- https://cdn.shopify.com/s/files/1/0440/8321/6549/files/jegujubigakuf.pdf
- https://cdn.shopify.com/s/files/1/0430/1740/4573/files/96632438152.pdf
- https://cdn.shopify.com/s/files/1/0428/2135/3639/files/tagimanep.pdf
- https://cdn.shopify.com/s/files/1/0435/6079/6318/files/drake_bell_height.pdf
- https://cdn.shopify.com/s/files/1/0432/5313/7570/files/muvebezenolemawonobefure.pdf
- https://cdn.shopify.com/s/files/1/0450/1949/6606/files/alcatraz_season_2.pdf
- https://cdn.shopify.com/s/files/1/0437/9279/3757/files/brain_teasers_high_school.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000059b3.bin5822c16f4542f205bc93568bee5ec4ccfb0c3c070b30a11d7192316347e0dfcc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59B3 | 5716 bytes |
font_01_sfnt_off00006d05.bin940c2fb70d7c9ee1f2c8340afb3ed2cb16e4cced439b90ae7c45c12c7e7ae794 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D05 | 9864 bytes |
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