MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, many of which point to a link farm hosted on Shopify, designed to appear as legitimate downloads. The primary malicious link, 'https://ttraff.cc/pify?keyword=freebsd+handbook+pdf+download', redirects to known malicious infrastructure. This suggests a social engineering attack aiming to trick users into downloading further malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=freebsd+handbook+pdf+download
- http://wetuj.meigspto.com/uploads/1/3/2/8/132815367/tofaso.pdf
- http://rudetiz.pgtbbytrinaweems.com/uploads/1/3/1/6/131637136/1399628.pdf
- http://files.charlottemounteventing.com/uploads/1/3/1/4/131405948/silutitijumirobuw.pdf
- http://files.theavocadocupboard.com/uploads/1/3/1/8/131856039/sepolam.pdf
- http://files.laudablemudstudio.com/uploads/1/3/1/3/131398432/lobufazepubu.pdf
- https://cdn.shopify.com/s/files/1/0435/2350/6336/files/79711356444.pdf
- https://cdn.shopify.com/s/files/1/0433/7310/1214/files/adding_and_subtracting_rational_expressions.pdf
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/bowasojikigaxevaxuzoka.pdf
- https://cdn.shopify.com/s/files/1/0431/6341/8784/files/git_set_tracking_branch.pdf
- https://cdn.shopify.com/s/files/1/0437/7424/7069/files/70310562057.pdf
- https://cdn.shopify.com/s/files/1/0453/2230/5691/files/20201875052.pdf
- https://cdn.shopify.com/s/files/1/0437/7640/9751/files/95329274319.pdf
- https://cdn.shopify.com/s/files/1/0431/7688/6431/files/rixuwamu.pdf
- https://cdn.shopify.com/s/files/1/0430/4135/7977/files/vasibekivatar.pdf
- https://cdn.shopify.com/s/files/1/0431/6885/8272/files/pemalozubani.pdf
- https://cdn.shopify.com/s/files/1/0435/9297/4499/files/osha_illumination_standards.pdf
- https://cdn.shopify.com/s/files/1/0433/3407/4523/files/35164462313.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_off0000c630.binb7d5260c9145d9a3dc49dabee83199f5627edab21b955d385c05b8d66e70c82c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC630 | 5380 bytes |
font_01_sfnt_off0000d882.bin64336d6bc819df4c41b7616ca59a821541e766bf02491e11c9f80f0bf16787a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD882 | 14716 bytes |
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