MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, disguised with a lure about bed sheet clearance. It also exhibits characteristics of a link farm, embedding numerous external PDF links, many of which point to Shopify. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. The primary attack vector appears to be luring users to malicious infrastructure via a deceptive document.
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=bed+sheet+sets+clearance
- http://files.maumeeone.com/uploads/1/3/2/7/132740267/resedegozop-gifigitar-birun-monuz.pdf
- http://files.toplinepriority.com/uploads/1/3/1/4/131407179/pojiletasudajoz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/8307/9592/files/46491355860.pdf
- https://cdn.shopify.com/s/files/1/0437/9633/2705/files/enlace_covalente.pdf
- https://cdn.shopify.com/s/files/1/0432/1135/8369/files/defense_and_strategic_studies.pdf
- https://cdn.shopify.com/s/files/1/0440/3704/6422/files/rational_inequalities_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0427/8131/1132/files/nirajaditomevidexisofufo.pdf
- https://cdn.shopify.com/s/files/1/0436/6467/0873/files/pretty_bird_dumb_and_dumber.pdf
- https://cdn.shopify.com/s/files/1/0430/9165/6864/files/26_brain_gym_exercises.pdf
- https://cdn.shopify.com/s/files/1/0428/6464/0159/files/29447497406.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_off000061c7.bin1f3c610ab89ca36736741853501acd4dbd8553062d5396426f6fdd0814cfb009 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61C7 | 5076 bytes |
font_01_sfnt_off000072fd.bin060c2cf94ae9b5092af504d3574b7efe0d75b040c54cc4de0bd6a8fc59956685 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72FD | 10616 bytes |
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