MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to disposable hosting and redirector services, indicating a link farm designed for malicious redirection. The presence of a malicious redirector link and a high ML classifier score strongly suggest malicious intent. The document body, though heavily obfuscated, contains text that appears to be a lure for a 'worksheet', further supporting the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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.link/pify?keyword=year+7+history+revision+timeline+worksheet In PDF document text
- https://site-1038429.mozfiles.com/files/1038429/wezifixanedigov.pdfIn PDF document text
- https://site-1048531.mozfiles.com/files/1048531/rupatobabomeja.pdfIn PDF document text
- https://site-1039950.mozfiles.com/files/1039950/vomedor.pdfIn PDF document text
- https://site-1042968.mozfiles.com/files/1042968/91804977531.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365638/normal_5f86ffd97ac6a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367621/normal_5f875b46d8993.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367642/normal_5f88bf3465c33.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368479/normal_5f88e97579183.pdfIn PDF document text
- https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/059d55fbff3.pdfIn PDF document text
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/8709547.pdfIn PDF document text
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/jibigamefomoni.pdfIn PDF document text
- https://fisotewefupug.weebly.com/uploads/1/3/1/0/131071176/2fbf3.pdfIn PDF document text
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/2a5b38eef3430.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368501/normal_5f887b9f1621c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366306/normal_5f87452887428.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366659/normal_5f875b353f838.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370294/normal_5f88b37f0903f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368496/normal_5f88fbc44e759.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369163/normal_5f88bb197ea0d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/45dd8aef-0db0-4cd7-905e-368032c1b516/74062705043.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3402d109-73c1-42b2-b249-ab86a57b9bb7/55190098018.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fbad43a8-16ae-4185-9180-d555df645ea8/vuposifivunu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c23da4fd-c037-4e06-b8e4-7b2e1d8179c7/kedexivuli.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63EA | 5284 bytes |
SHA-256: 2f89b060c14fea16078d47b381200e0925b4e0ddd0fa9193c9f12b00f15ef9c7 |
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font_01_sfnt_off000075d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75D8 | 15084 bytes |
SHA-256: 4d2e0da80934c75da1b70388c80f41d68158b4b4a68980f679fa22624044f5d8 |
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