MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector infrastructure. The document body text, though partially obfuscated, includes the malicious URL and appears to be a lure related to an Ofsted report. The presence of multiple external PDF links suggests a link farm or SEO manipulation tactic, likely to distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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.ru/pify?keyword=caister+junior+school+ofsted+report
- http://files.nzplantservices.com/uploads/1/3/2/8/132814476/kamuf-wedenogoti.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/7079/0558/files/kumukonen.pdf
- https://cdn.shopify.com/s/files/1/0433/2532/5467/files/babysitting_flyers.pdf
- https://cdn.shopify.com/s/files/1/0461/6962/0643/files/xuxifakirazuziwor.pdf
- https://cdn.shopify.com/s/files/1/0429/0255/2742/files/15435568834.pdf
- https://cdn.shopify.com/s/files/1/0432/5936/3488/files/chemistry_notes_for_competitive_exams_in_english.pdf
- https://cdn.shopify.com/s/files/1/0439/7809/6798/files/how_to_delete_meetup_account.pdf
- https://cdn.shopify.com/s/files/1/0436/8223/4521/files/yugoslavian_sks_reviews.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004b0e.bin6b207c35e4d6ebe1ae02011826f8c52b81f36ac8636cd4b973e33beb9a8803f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B0E | 5224 bytes |
font_01_sfnt_off00005cd0.bin033b8f76033ba8b337d72fabc8f5cb422491b375b1aa7ea950b352c3ea344d47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CD0 | 10320 bytes |
font_02_sfnt_off0000800a.bin95bdf1e51c91a347532f4b179d39af09e29107d578526feb1362f61cac632cad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x800A | 16232 bytes |
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