MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a redirector infrastructure. The document body, though heavily obfuscated, contains text related to 'quadratic equation problems and solutions pdf' and a URL that appears to be a malicious redirector. This suggests the document is designed to trick users into clicking malicious links, likely leading to further malware downloads or phishing attempts.
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=quadratic+equation+problems+and+solutions+pdf
- http://files.wakelandcolorguard.org/uploads/1/3/1/4/131438056/digije_kenaxeladeruf_depipevibevifi.pdf
- http://bisonip.papyrology.org/uploads/1/3/0/8/130874493/8daceaf3.pdf
- http://files.zenbeautyspa.com.au/uploads/1/3/0/7/130740502/begizitepalo-wusot.pdf
- http://lajejik.carywoodcarving.com/uploads/1/3/1/3/131398591/xavejedebilufo.pdf
- http://mevegexax.mensshedclydach.co.uk/uploads/1/3/0/8/130814328/79cbc58.pdf
- https://cdn.shopify.com/s/files/1/0433/2018/0894/files/46098250983.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/52567390019.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lalosukiwafigoledexefes.pdf
- https://cdn.shopify.com/s/files/1/0440/1430/5430/files/848144856.pdf
- https://cdn.shopify.com/s/files/1/0432/1977/9742/files/72807201909.pdf
- https://cdn.shopify.com/s/files/1/0433/9066/4860/files/97455548690.pdf
- https://cdn.shopify.com/s/files/1/0428/5959/3894/files/86558794358.pdf
- https://cdn.shopify.com/s/files/1/0428/4180/0860/files/brain_edema_treatment.pdf
- https://cdn.shopify.com/s/files/1/0429/4243/1395/files/37548258357.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/32852202686.pdf
- https://cdn.shopify.com/s/files/1/0435/9867/6131/files/neoliberalismo_y_educacion_en_mexico.pdf
- https://cdn.shopify.com/s/files/1/0439/7439/4014/files/sybex_cissp_book.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/
- https://cdn.shopify.com/s/files/1/0439/7439/4014/files/sybex_cissp_b
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005e7e.bin6df982ee47b4e3fef5d3ffb0927e71939cfe6fba1e2299b2e86f7d6d9f7f0a82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E7E | 5628 bytes |
font_01_sfnt_off00007178.bin99808b22d7de3600b1e284927b5e5ec0904750c2f541f3c14a08ccc9e9e8f9c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7178 | 10908 bytes |
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