MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, disguised as an Ofsted report. The document also hosts a large number of external PDF links, many of which are benign but likely serve to obscure the malicious link. The primary malicious URL is https://ttraff.cc/pify?keyword=cove+school+ofsted+report, which is designed to redirect users to further malicious 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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=cove+school+ofsted+report In PDF document text
- http://files.bluegrassbabyexpo.com/uploads/1/3/1/6/131606861/gejajunok.pdfIn PDF document text
- http://files.tarotartist.net/uploads/1/3/2/6/132681938/8280551.pdfIn PDF document text
- http://files.littlequiltcreations.com/uploads/1/3/1/1/131164236/gugudatutasuke.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2422/0321/files/72511928618.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1565/9942/files/biology_101_exam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7105/2707/files/tomikikiner.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2868/3672/files/48431806113.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3824/5017/files/anatomy_and_physiology_book_8th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8184/3353/files/jajozerivujiveketotiwij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4736/0414/files/chemical_properties_of_aldehydes_and_ketones.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/1361/5264/files/business_intelligence_case_study.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2510/4028/files/24623272272.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5782/3396/files/detez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9392/3742/files/ccie_wireless_syllabus.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000651c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x651C | 3212 bytes |
SHA-256: 6b73578daef1490c1b2929d0444a811a164443739a69df5ca7509217de3ce98a |
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font_01_sfnt_off0000709a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x709A | 5000 bytes |
SHA-256: ed1de8a52dbc5efd01480cccfe39f82588be8e5c00b144ed6fe6dddd8544a3a6 |
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font_02_sfnt_off00008194.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8194 | 4048 bytes |
SHA-256: 2d35be22421bcbcdb441116a3d74e6d53f87bfc42d276c05642d8834e2a0ad3d |
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font_03_sfnt_off00008fb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FB6 | 10632 bytes |
SHA-256: 3cf2c675b81c8869654d95172517c446241dd8e803b4785798735b666f1cdb5a |
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font_04_sfnt_off0000b455.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB455 | 16164 bytes |
SHA-256: 4b52fd5da643d9c08cc0a86f773b2f024e3274f3f861dfcac100db1ef433cf06 |
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