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 Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One critical heuristic firing indicates a direct link to a known malicious redirector, ttraff.cc, which is used to obscure the final destination. The document body, though malformed, contains text related to 'types of communities worksheets 2nd grade', likely a lure to encourage clicks on the embedded malicious link.
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=types+of+communities+worksheets+2nd+grade
- http://files.lmccpa.net/uploads/1/3/0/7/130738876/7822468.pdf
- http://xuneludun.naturallymusicalstudio.com/uploads/1/3/0/8/130874633/7524049.pdf
- http://wonibi.doublebassbridge.com/uploads/1/3/1/8/131857315/dafibutewegax-jemumixepiresum.pdf
- https://cdn.shopify.com/s/files/1/0431/9471/2228/files/94589136606.pdf
- https://cdn.shopify.com/s/files/1/0445/9141/5460/files/lopressor_davis_drug_guide.pdf
- https://cdn.shopify.com/s/files/1/0429/2424/5155/files/jupizejor.pdf
- https://cdn.shopify.com/s/files/1/0444/3917/5335/files/aromatic_nucleophilic_substitution_reaction_mechanism.pdf
- https://cdn.shopify.com/s/files/1/0430/0147/9321/files/ximepenixezunugedegogoreg.pdf
- https://cdn.shopify.com/s/files/1/0438/8156/2280/files/66909624009.pdf
- https://cdn.shopify.com/s/files/1/0429/6930/1151/files/bimumotajobilapepebodove.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/9525543421.pdf
- https://cdn.shopify.com/s/files/1/0430/1147/3571/files/raxiwapesifebu.pdf
- https://cdn.shopify.com/s/files/1/0429/8113/0394/files/lesoluvazanunonunavajos.pdf
- https://cdn.shopify.com/s/files/1/0430/0134/8255/files/43556871101.pdf
- https://cdn.shopify.com/s/files/1/0431/5742/2229/files/favovokuvovam.pdf
- https://cdn.shopify.com/s/files/1/0433/3905/5253/files/mawonofojibetedupe.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_off000061fc.bin77bff5afa39650a832af1e227c3c92b4d955befcc750297f8d7e39ac5357e5cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61FC | 5876 bytes |
font_01_sfnt_off000075f4.bin96ca6e506a1e9ab458b908234f912b16d6dbed1311ca61e155f777620f954908 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75F4 | 10176 bytes |
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