MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic indicates that the PDF links to known malicious redirector infrastructure, specifically `https://ttraff.cc/pify?keyword=factoring+quadratics+by+grouping+answers`. This suggests the document is designed to lure users into clicking malicious links, likely for phishing or malware distribution. The presence of a link farm heuristic further supports this, indicating a broad attempt to distribute 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.cc/pify?keyword=factoring+quadratics+by+grouping+answers
- http://gosigol.mquinn.online/uploads/1/3/1/4/131453870/20a98a014b.pdf
- http://files.harperdrama.com/uploads/1/3/0/8/130813550/5275482.pdf
- http://rajoxab.worldtravelingfeet.com/uploads/1/3/1/8/131871699/bajulu-muganeti-romubamamox-kodetiteviron.pdf
- http://files.icome2you.com/uploads/1/3/1/0/131070872/5d592.pdf
- https://cdn.shopify.com/s/files/1/0432/2426/8968/files/xapobofid.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kofuka.pdf
- https://cdn.shopify.com/s/files/1/0430/0318/3258/files/jarinotuzenenir.pdf
- https://cdn.shopify.com/s/files/1/0430/6767/0689/files/platform_picture_ka_gana_tha_tha_tha.pdf
- https://cdn.shopify.com/s/files/1/0431/6889/1040/files/81518587404.pdf
- https://cdn.shopify.com/s/files/1/0463/0370/7298/files/fegigovuv.pdf
- https://cdn.shopify.com/s/files/1/0432/7954/8580/files/xibekojugoxetel.pdf
- https://cdn.shopify.com/s/files/1/0436/4566/5433/files/tozononovevizadum.pdf
- https://cdn.shopify.com/s/files/1/0433/0710/6462/files/67745281824.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/50537202024.pdf
- https://cdn.shopify.com/s/files/1/0431/6174/7605/files/60322395032.pdf
- https://cdn.shopify.com/s/files/1/0432/4039/0819/files/vacancy_in_ethiopian_reporter_newspaper_amharic_version.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_off00005894.binb363d48b6db79373f9766d1a36d89443ca02035e3173d02b9d9670ce67a12faf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5894 | 5624 bytes |
font_01_sfnt_off00006bc9.bindbeb1675062032a4e19f6f399c872f4d63c7e1d6d65e3375720ec28a324752c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BC9 | 9420 bytes |
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