MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded links, many of which point to a redirector service. The ML classifier strongly indicates maliciousness. The presence of a download button lure further supports a malicious intent to trick the user into downloading a payload.
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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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.cc/pify?keyword=chromecast+app+for+windows+10
- http://files.collinsfamilyhomestead.com/uploads/1/3/0/8/130814106/popenexoke.pdf
- http://files.chenowethbairddesign.com/uploads/1/3/1/8/131871894/kawal_fudomur.pdf
- http://files.thesacredyes.com/uploads/1/3/1/4/131408537/3997902.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0034/0381/files/29315328748.pdf
- https://cdn.shopify.com/s/files/1/0431/6971/0241/files/ximagegikenumomavaxen.pdf
- https://cdn.shopify.com/s/files/1/0432/7407/6315/files/32281801571.pdf
- https://cdn.shopify.com/s/files/1/0431/5470/2496/files/minoxotu.pdf
- https://cdn.shopify.com/s/files/1/0436/9596/4328/files/65027931065.pdf
- https://cdn.shopify.com/s/files/1/0434/5089/2440/files/pukoluxenanupodibi.pdf
- https://cdn.shopify.com/s/files/1/0434/5597/1492/files/57979888690.pdf
- https://cdn.shopify.com/s/files/1/0432/3508/2402/files/64285656873.pdf
- https://cdn.shopify.com/s/files/1/0440/0077/2246/files/47886712554.pdf
- https://cdn.shopify.com/s/files/1/0434/7058/6022/files/xafeveteg.pdf
- https://cdn.shopify.com/s/files/1/0436/2931/4206/files/zafif.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_off00006da5.binb1c670e3477d1c8f9c50fb740dc87df2ef9d19f2a6d59d123c5b6826b5b28f9a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DA5 | 5460 bytes |
font_01_sfnt_off0000801e.binf3e59d9b86d150758a8d1e66a37b34d4c4fc5f0fb76f43bc6d7e92d27f78dc69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x801E | 10324 bytes |
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