MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link that redirects to a known malicious URL, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. Additionally, the PDF_SEO_LINK_FARM heuristic indicates a large number of external links, suggesting a link farm or spamming operation. The ML classifier also strongly flagged this PDF as malicious. The embedded URL points to a redirector service, likely to obscure the final malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=writing+a+comprehensive+report+in+special+education
- http://bubiz.magentawilde.com/uploads/1/3/1/4/131406390/605733325eb2afe.pdf
- http://files.terrifictuakau.org/uploads/1/3/1/4/131409309/damapuko.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/4423/1575/files/79056662733.pdf
- https://cdn.shopify.com/s/files/1/0429/8034/3967/files/storytelling_marketing.pdf
- https://cdn.shopify.com/s/files/1/0432/1450/4093/files/precalculus_with_limits_4e.pdf
- https://cdn.shopify.com/s/files/1/0434/0128/1701/files/dupizujitijotelafajow.pdf
- https://cdn.shopify.com/s/files/1/0429/3758/1734/files/anatomy_of_bodybuilding.pdf
- https://cdn.shopify.com/s/files/1/0433/1008/8360/files/52156442544.pdf
- https://cdn.shopify.com/s/files/1/0430/3526/3138/files/jafopa.pdf
- https://cdn.shopify.com/s/files/1/0434/1248/8343/files/27446675986.pdf
- https://cdn.shopify.com/s/files/1/0432/3121/5774/files/sazavuwixeletoful.pdf
- https://cdn.shopify.com/s/files/1/0433/9836/5340/files/pdf_to_word_converter_download_mac_free.pdf
- https://cdn.shopify.com/s/files/1/0436/4949/9289/files/standard_form_into_vertex_form_converter.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_off00006cce.binedb480bd5ab2d878d905c385196c1d6f6cbeeebe60c8458ee1acc483a6e15076 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CCE | 5560 bytes |
font_01_sfnt_off00007f90.bin996451a11f4ff917e500782ff35de3973df6f2657f207a1322c3bbcd631b459a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F90 | 10144 bytes |
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