MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, identified as a link farm, with one prominent link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=bolzano+weierstrass+theorem+for+set+pdf', which is flagged as a malicious redirector. This suggests the document's primary purpose is to lure users to malicious sites.
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=bolzano+weierstrass+theorem+for+set+pdf
- http://files.cuauhtemocmurphy.com/uploads/1/3/2/8/132815367/9f7c14b.pdf
- http://files.nextlevelsnowboarding.com/uploads/1/3/1/1/131164132/27c2ea9ddc3.pdf
- http://files.nhlbc.org/uploads/1/3/1/0/131070192/fovubabo.pdf
- http://files.acakeintime.com/uploads/1/3/1/4/131453574/kepinuvo-turezek.pdf
- http://files.crypticproductions.net/uploads/1/3/2/7/132712129/faf1b05b71.pdf
- https://cdn.shopify.com/s/files/1/0440/6591/5032/files/flawless_consulting_free_download.pdf
- https://cdn.shopify.com/s/files/1/0428/5648/0935/files/4508723154.pdf
- https://cdn.shopify.com/s/files/1/0431/8153/9487/files/oxford_dictionary_file_free_download.pdf
- https://cdn.shopify.com/s/files/1/0431/7088/9892/files/rimezokapazu.pdf
- https://cdn.shopify.com/s/files/1/0432/2518/6466/files/11526943382.pdf
- https://cdn.shopify.com/s/files/1/0427/3229/0215/files/refef.pdf
- https://cdn.shopify.com/s/files/1/0428/4553/6419/files/4781035380.pdf
- https://cdn.shopify.com/s/files/1/0429/9735/0554/files/pdf_to_word_converter_online_free_download_software.pdf
- https://cdn.shopify.com/s/files/1/0436/3137/8592/files/7947699526.pdf
- https://cdn.shopify.com/s/files/1/0429/9145/2314/files/70229692595.pdf
- https://cdn.shopify.com/s/files/1/0428/1548/8163/files/xusejutabu.pdf
- https://cdn.shopify.com/s/files/1/0433/9705/4631/files/john_deere_955.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_off00005dc9.bin66d23b3d3adfca7e1d607dcdcd4b15f3b5cdb8b7282eaf734a220855ed16b316 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DC9 | 5472 bytes |
font_01_sfnt_off0000704d.bin5052a4d027ae8981ff843f925009f9130d31afad203dc100725655973bcad2ba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x704D | 13104 bytes |
font_02_sfnt_off00009ad5.bin25a32bab6fba71686d7cc74f91b4fdd23b0c39e54c61d5f69321d8d0166b469b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9AD5 | 16296 bytes |
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