Malware Insights
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/wb?keyword=waiting%20for%20godot%20book%20pdf%20free'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs, including 'https://cdn.shopify.com/s/files/1/0435/2750/4024/files/archicad_23_tutorial.pdf'. The ML classifier also flagged this PDF with high confidence. The document body, though heavily obfuscated, contains references to the malicious URL, suggesting a lure to a seemingly legitimate search result page which likely hosts further malicious content.
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.com/wb?keyword=waiting%20for%20godot%20book%20pdf%20free
- http://files.angelais.com/uploads/1/3/1/1/131163540/kebibej_domonorekot_gozasuvoz.pdf
- http://files.kennylakehawks.com/uploads/1/3/1/6/131606248/1619585.pdf
- http://files.inspiredwellbeing.com.au/uploads/1/3/1/1/131164027/pazafop.pdf
- http://files.carolynbridgetkennedy.com/uploads/1/3/0/7/130739212/jevuzinagitini.pdf
- https://cdn.shopify.com/s/files/1/0435/2750/4024/files/archicad_23_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0430/8526/7097/files/24585354955.pdf
- https://cdn.shopify.com/s/files/1/0430/0816/3993/files/tetomigunedugoj.pdf
- https://cdn.shopify.com/s/files/1/0433/3699/0885/files/83384157540.pdf
- https://cdn.shopify.com/s/files/1/0428/2672/7580/files/48000312503.pdf
- https://cdn.shopify.com/s/files/1/0434/1281/6039/files/70448724781.pdf
- https://cdn.shopify.com/s/files/1/0431/3900/6632/files/riwemobag.pdf
- https://cdn.shopify.com/s/files/1/0430/3339/5353/files/navarre_bible_online.pdf
- https://cdn.shopify.com/s/files/1/0433/7015/2088/files/womil.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_off0000483f.bin65a1028d8fd19418d47a15fd3eb0e9eb35bb279621d0bbc8a4066db261a0e88b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x483F | 5004 bytes |
font_01_sfnt_off00005954.bin269d97ce44c1150e05add90854ce0596c320362c92f4da47ea4d9bde531141f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5954 | 9896 bytes |
font_02_sfnt_off00007b28.binad623bc7c681097dfa1224999cf6cc6072d3ca9a137655dc1129b0261f0b357c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B28 | 4324 bytes |
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