MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary malicious redirector URL embedded in the document body. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates that the link https://ttraff.ru/pify?keyword=xiaomi+airdots+manual+pdf leads to known malicious infrastructure. The document body, though heavily obfuscated, contains references to 'Xiaomi airdots manual pdf' and the authoring application 'wkhtmltopdf', suggesting a lure to disguise the malicious links. The ML classifier also strongly flagged this PDF as malicious.
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/pify?keyword=xiaomi+airdots+manual+pdf
- http://files.grassingtondevonshireinstitute.org/uploads/1/3/2/6/132681851/0982864.pdf
- http://files.kodawarisake-edu.com/uploads/1/3/1/3/131379382/rolaluwivezif-todolox.pdf
- http://files.dairyflatponyclub.org/uploads/1/3/2/7/132740362/3692449.pdf
- http://files.swellamy.com/uploads/1/3/1/3/131379183/276072.pdf
- https://cdn.shopify.com/s/files/1/0430/8385/8073/files/balzac_and_the_little_chinese_seamstress_full_text.pdf
- https://cdn.shopify.com/s/files/1/0439/8006/2878/files/42770733120.pdf
- https://cdn.shopify.com/s/files/1/0433/1631/4277/files/96145260952.pdf
- https://cdn.shopify.com/s/files/1/0433/2175/3758/files/97908955963.pdf
- https://cdn.shopify.com/s/files/1/0431/8747/0494/files/9615638702.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xoxolesusoziviro.pdf
- https://cdn.shopify.com/s/files/1/0434/7002/8966/files/foundations_of_astrophysics_ryden_download.pdf
- https://cdn.shopify.com/s/files/1/0428/7227/5103/files/43985411588.pdf
- https://cdn.shopify.com/s/files/1/0433/3862/9270/files/vibofitupotoralezog.pdf
- https://cdn.shopify.com/s/files/1/0434/0934/2621/files/dewoluwewugupebepawefad.pdf
- https://cdn.shopify.com/s/files/1/0435/6974/1983/files/solubilities_of_inorganic_and_organic_compounds_pdf.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_off000066ae.bina75e44c89249bf482f47244e3fd52a87ac769839481b191acbd5dd85217f7e71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66AE | 5164 bytes |
font_01_sfnt_off00007825.bin52abeeb479a1e02851a560f76d3a545edaa8aada4fadefc879c58f761fb0c464 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7825 | 10488 bytes |
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