MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a high density of external links, many pointing to a link farm hosted on Shopify, and one critical link to a known malicious redirector at 'ttraff.cc'. The document body, though heavily obfuscated, contains the text '3 main parts of the brain worksheet' and the malicious URL, suggesting a lure to download potentially harmful content. The ML classifier strongly supports the malicious verdict.
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=3+main+parts+of+the+brain+worksheet
- http://files.thehauntologist.com/uploads/1/3/0/8/130874231/rufinijowagujak_texuzexaxa.pdf
- http://files.fischerworkshops.com/uploads/1/3/1/4/131453031/f57e1654d.pdf
- http://files.theshrineworld.com/uploads/1/3/1/3/131383982/sulinosuzoxuke.pdf
- http://files.themadamestusk.com/uploads/1/3/0/7/130739366/konudijo_fewaxinuja_xuluxot_bubitaf.pdf
- http://files.ingridvaicius.com/uploads/1/3/0/8/130873869/3732896.pdf
- https://cdn.shopify.com/s/files/1/0438/3653/9045/files/brain_manual.pdf
- https://cdn.shopify.com/s/files/1/0437/7162/5621/files/aerated_concrete.pdf
- https://cdn.shopify.com/s/files/1/0429/7284/0090/files/70878116605.pdf
- https://cdn.shopify.com/s/files/1/0440/8272/5029/files/60577192939.pdf
- https://cdn.shopify.com/s/files/1/0437/9928/1821/files/bsc_1st_year_chemistry_notes_download.pdf
- https://cdn.shopify.com/s/files/1/0430/5970/8058/files/70903846874.pdf
- https://cdn.shopify.com/s/files/1/0430/6406/6209/files/zasukolut.pdf
- https://cdn.shopify.com/s/files/1/0429/5625/9491/files/56273567156.pdf
- https://cdn.shopify.com/s/files/1/0427/8580/0358/files/pdf_editor_for_android.pdf
- https://cdn.shopify.com/s/files/1/0431/4297/1553/files/ritinuviwuxovofopole.pdf
- https://cdn.shopify.com/s/files/1/0431/9831/6707/files/witijujanukulilitezojure.pdf
- https://cdn.shopify.com/s/files/1/0431/7757/4562/files/62847344273.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27055139941.pdf
- https://cdn.shopify.com/s/files/1/0437/1264/3223/files/anger_management_self_assessment.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_off00007b71.bin26eab6ec8174988ef87e2ca3a544fc606dca0b8c7fa8e5a57b4cdf3533c2cbce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B71 | 5476 bytes |
font_01_sfnt_off00008de7.bin48004f72bb7838a4237071ef1067923a54e6d6499c4e915109145a48757c0762 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DE7 | 10192 bytes |
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