MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=perfect+square+examples+with+answers'. The document body, though heavily obfuscated, also contains this URL, suggesting it is the primary lure. The presence of a link farm and a malicious redirector indicates a probable phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=perfect+square+examples+with+answers
- http://files.karenabryantllc.com/uploads/1/3/1/3/131381612/5793414.pdf
- http://files.detaillocksmiths.com.au/uploads/1/3/0/7/130776061/7475074.pdf
- http://lizinu.singaporenv.com/uploads/1/3/2/6/132682156/visegameve.pdf
- http://files.modernwellnesscounseling.com/uploads/1/3/0/7/130738741/jevekaxemovog_xiraduluvul_reraz_guzixodinu.pdf
- https://cdn.shopify.com/s/files/1/0431/7180/7381/files/aci_design_handbook.pdf
- https://cdn.shopify.com/s/files/1/0434/2916/7270/files/40991837036.pdf
- https://cdn.shopify.com/s/files/1/0429/2981/5705/files/pilates_for_beginners_at_home.pdf
- https://cdn.shopify.com/s/files/1/0434/0311/6709/files/60565980771.pdf
- https://cdn.shopify.com/s/files/1/0431/0378/1015/files/xepubumazaz.pdf
- https://cdn.shopify.com/s/files/1/0437/6775/8999/files/tusuwogovudekulusirikon.pdf
- https://cdn.shopify.com/s/files/1/0433/1077/6478/files/me_before_you_archive.pdf
- https://cdn.shopify.com/s/files/1/0445/6543/0431/files/durorafab.pdf
- https://cdn.shopify.com/s/files/1/0431/4539/6386/files/46201283417.pdf
- https://cdn.shopify.com/s/files/1/0431/7279/0427/files/arabic_music_free_download.pdf
- https://cdn.shopify.com/s/files/1/0431/5539/0630/files/52223533724.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005fee.bin15645dd7a4b3fe95e6960b728ce7435d01ba677550b4827490b9c96d7e67de3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FEE | 5316 bytes |
font_01_sfnt_off000071eb.binf8b0d3ed83a40cc700b486bf1e07e8da0024b28ee81dda9494f10e59033c6aee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71EB | 15092 bytes |
font_02_sfnt_off0000a1a8.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA1A8 | 4324 bytes |
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