MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a lure related to 'Kcet 2020 answer key pdf' and embeds multiple links. One of these links, 'https://ttraff.cc/pify?keyword=kcet+2020+answer+key+pdf', is identified as a malicious redirector. The presence of a link farm and the ML classifier's high confidence score indicate a malicious intent to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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=kcet+2020+answer+key+pdf
- http://files.adarksouvenir.com/uploads/1/3/0/7/130775102/xonasovolejanuzed.pdf
- http://doxujosi.finsfurguide.com/uploads/1/3/2/7/132712207/4749742.pdf
- http://files.eriksbracelets.com/uploads/1/3/0/7/130739204/zogofem.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/1760/7067/files/download_novel_battle_through_the_heavens_bahasa_indonesia.pdf
- https://cdn.shopify.com/s/files/1/0431/5286/7494/files/katedaso.pdf
- https://cdn.shopify.com/s/files/1/0430/9693/2501/files/xisinaxanat.pdf
- https://cdn.shopify.com/s/files/1/0431/6371/3690/files/48685410591.pdf
- https://cdn.shopify.com/s/files/1/0429/1588/9305/files/xifekutifisazigitiri.pdf
- https://cdn.shopify.com/s/files/1/0432/6660/5211/files/zebefupirexuxojejinobiti.pdf
- https://cdn.shopify.com/s/files/1/0431/7754/1791/files/binisefegom.pdf
- https://cdn.shopify.com/s/files/1/0430/0200/3615/files/age_of_empires_for_mac.pdf
- https://cdn.shopify.com/s/files/1/0436/0041/2835/files/centrifugal_casting_seminar_report.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005dfb.bin85869833e9def942acfd8f9cb874af3f043794ce6dee0638f35563110023d0a6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DFB | 5620 bytes |
font_01_sfnt_off00007136.bin82b7ba70af4b16133d9213395af9a49c8b9edb0cf8946fbcb725d496e5074469 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7136 | 9968 bytes |
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