MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external resources, including a known malicious redirector. The document body, though partially obfuscated, contains text suggesting it is a worksheet, which is likely a lure. The presence of numerous links and the critical heuristic firing for a malicious redirector indicate a high likelihood of this document being used to distribute malware or conduct phishing attacks.
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=lewis+dot+structure+worksheet+with+answer+key
- http://gigufipif.vapors-4-u.com/uploads/1/3/1/6/131606457/mobekadipad_lodotevep_gawenepozage_zabuzaxu.pdf
- http://vukalagom.childrensbridgefoundation.com/uploads/1/3/0/8/130814011/dukilaxefu_ritiduk.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/9275/3049/files/20487695121.pdf
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/nuzumufosexiwasus.pdf
- https://cdn.shopify.com/s/files/1/0430/6622/8898/files/debalarokakitoparaj.pdf
- https://cdn.shopify.com/s/files/1/0431/0922/0501/files/21725687944.pdf
- https://cdn.shopify.com/s/files/1/0438/5187/4466/files/jevoru.pdf
- https://cdn.shopify.com/s/files/1/0430/7373/2768/files/42605988810.pdf
- https://cdn.shopify.com/s/files/1/0438/6239/2992/files/3_circle_venn_diagram_template_with_lines.pdf
- https://cdn.shopify.com/s/files/1/0428/8974/0441/files/61934105213.pdf
- https://cdn.shopify.com/s/files/1/0433/0012/6885/files/34758283836.pdf
- https://cdn.shopify.com/s/files/1/0430/3588/5725/files/palamekug.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_off000056b7.binf85d22475b15ff03a2da3f34c62ccf761f35ae7c0f99ae4e4f7ed48b12cc03d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56B7 | 5192 bytes |
font_01_sfnt_off00006874.bin92927d3a2ea131e450505870440a23b0eb4b425a69111b46d70b41d2f9f5e695 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6874 | 10276 bytes |
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