MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.ru/wb?keyword=attach%20pdf%20in%20word%202010'. The document body, though heavily obfuscated, also contains this URL, suggesting a social engineering lure. The ML classifier strongly flagged this PDF as malicious. The presence of many external links, including to Shopify domains, indicates a link farm strategy, likely to obscure the ultimate malicious destination.
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.ru/wb?keyword=attach%20pdf%20in%20word%202010
- http://files.longbacken.com/uploads/1/3/0/7/130776536/6991455.pdf
- http://rutibe.factorywarrantylist.com/uploads/1/3/2/8/132815176/6796783.pdf
- http://files.playthecellowithus.com/uploads/1/3/1/4/131482991/nepod.pdf
- http://files.raedelisle.com/uploads/1/3/2/7/132741348/5326950.pdf
- https://cdn.shopify.com/s/files/1/0433/2650/5128/files/kiwerokijitu.pdf
- https://cdn.shopify.com/s/files/1/0439/9969/0910/files/cedula_de_identificacion_fiscal_ejemplo.pdf
- https://cdn.shopify.com/s/files/1/0427/9166/5830/files/9353471367.pdf
- https://cdn.shopify.com/s/files/1/0434/7035/6632/files/adverbs_of_frequency_exercises_islcollective.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ferenap.pdf
- https://cdn.shopify.com/s/files/1/0435/1157/8776/files/azur_lane_cognitive_chips.pdf
- https://cdn.shopify.com/s/files/1/0428/9848/9503/files/89815163143.pdf
- https://cdn.shopify.com/s/files/1/0428/1496/3868/files/73392862205.pdf
- https://cdn.shopify.com/s/files/1/0427/5296/6812/files/42963459004.pdf
- https://cdn.shopify.com/s/files/1/0431/4021/9037/files/stylesheet_directory_uri_wordpress.pdf
- https://cdn.shopify.com/s/files/1/0431/1390/6327/files/makuwijivi.pdf
- https://cdn.shopify.com/s/files/1/0431/7410/1160/files/22544069263.pdf
- https://cdn.shopify.com/s/files/1/0443/9467/6390/files/52552118480.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_off00006619.bin4fe67beefd6bbc02fb93f336de3b6db1ba3c9e31ef1669855cfda695c63150de |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6619 | 5112 bytes |
font_01_sfnt_off00007777.binf4701e5d0e765092ec933e7b5d9fb6cdf16adaa35e0986605565c5a723565e2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7777 | 10112 bytes |
font_02_sfnt_off00009a05.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A05 | 4324 bytes |
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