MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a malicious redirector link disguised as a study guide. The ML classifier strongly indicates maliciousness, and the PDF_MALICIOUS_REDIRECTOR_LINK heuristic confirms the presence of a link to known malicious infrastructure. The document body contains the text 'Inherit the wind study guide questions' and the malicious URL, suggesting a lure to trick users into clicking the link. The PDF also contains a link farm, likely for SEO poisoning or to distribute the malicious payload.
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.com/pify?keyword=inherit+the+wind+study+guide+questions
- http://files.sachdevwc.com/uploads/1/3/1/8/131857152/radawugupesine.pdf
- https://cdn.shopify.com/s/files/1/0435/8779/7151/files/puxuretufogiz.pdf
- https://cdn.shopify.com/s/files/1/0430/9932/4567/files/xopisipapan.pdf
- https://cdn.shopify.com/s/files/1/0432/7515/7670/files/vernier_caliper_questions.pdf
- https://cdn.shopify.com/s/files/1/0437/3587/5745/files/46501456384.pdf
- https://cdn.shopify.com/s/files/1/0440/8282/3320/files/the_painter_of_modern_life_baudelaire.pdf
- https://cdn.shopify.com/s/files/1/0435/6741/5457/files/92823965401.pdf
- https://cdn.shopify.com/s/files/1/0437/7421/4306/files/3d_face_mask_template.pdf
- https://cdn.shopify.com/s/files/1/0436/6961/8841/files/68374388432.pdf
- https://cdn.shopify.com/s/files/1/0436/7617/2441/files/basic_algorithms_in_c.pdf
- https://cdn.shopify.com/s/files/1/0429/3384/6183/files/xutagipituzovome.pdf
- https://cdn.shopify.com/s/files/1/0429/1395/6007/files/13980549203.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004867.bin037c573917cfad149ef88068b5da14292114a7c812be0365881d8e3f29c2f08d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4867 | 5104 bytes |
font_01_sfnt_off000059bb.binc36333a1e7e85fb5e7a14e1880b332578432f2929cf8ea7294d4c6867b693f53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59BB | 9692 bytes |
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