MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as an error message about full internal storage, aiming to trick the user into clicking it. The link leads to 'https://ttraff.cc/pify?keyword=error+almacenamiento+interno+lleno+android', which is a known malicious redirector. The document also contains a large number of external PDF links, many hosted on Shopify, which is characteristic of SEO link farm abuse. The ML classifier 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.cc/pify?keyword=error+almacenamiento+interno+lleno+android
- http://kinujul.corhartselle.org/uploads/1/3/2/6/132681947/883779.pdf
- http://files.gaventrinidadtheatre.com/uploads/1/3/2/6/132681294/nozunupaluzo.pdf
- https://cdn.shopify.com/s/files/1/0432/2004/1886/files/5539892125.pdf
- https://cdn.shopify.com/s/files/1/0431/0820/4701/files/25137179331.pdf
- https://cdn.shopify.com/s/files/1/0437/0569/6407/files/theory_of_harmony_arnold_schoenberg.pdf
- https://cdn.shopify.com/s/files/1/0434/6858/7174/files/dadofifuveminik.pdf
- https://cdn.shopify.com/s/files/1/0438/3680/1181/files/nulisidezikexu.pdf
- https://cdn.shopify.com/s/files/1/0450/6599/4392/files/cgpolice_si_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0435/1623/1840/files/temperature_sensor_calibration_procedure.pdf
- https://cdn.shopify.com/s/files/1/0433/6772/7269/files/ruwugadefoko.pdf
- https://cdn.shopify.com/s/files/1/0430/9018/2304/files/jinonipiwetul.pdf
- https://cdn.shopify.com/s/files/1/0436/1460/1378/files/2101277930.pdf
- https://cdn.shopify.com/s/files/1/0428/5923/3443/files/73670762224.pdf
- https://cdn.shopify.com/s/files/1/0436/3033/0019/files/xadur.pdf
- https://cdn.shopify.com/s/files/1/0428/6640/9639/files/3837522233.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/15074065918.pdf
- https://cdn.shopify.com/s/files/1/0432/2453/1101/files/reading_comprehension_worksheets_with_answers.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_off00006868.bin79124f7368ace2af054b674efaf1d1a7c854a1494a33baefe444b65fe5ad6912 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6868 | 4864 bytes |
font_01_sfnt_off000078d2.bin2cbe6329e7ece2a04e87e341616098feb48616a26fb69952b27e00e13c50400a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D2 | 11144 bytes |
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