MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to Shopify domains, forming a link farm. One of the primary links redirects to 'ttraff.cc', a known malicious redirector. The document body, though heavily obfuscated, suggests a lure related to 'Electron energy and light chemistry worksheet answers', indicating a social engineering pretext to encourage clicks on the malicious links.
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.cc/pify?keyword=electron+energy+and+light+chemistry+worksheet+answers
- http://files.youngsvillelibrary.org/uploads/1/3/1/4/131437832/145d18d3f021.pdf
- http://files.oaxacamezcaltours.com/uploads/1/3/1/3/131398145/da881e7f6.pdf
- http://files.countrysideimplements.com/uploads/1/3/0/7/130738823/fifiraxutu_bipixuz_gazef.pdf
- https://cdn.shopify.c
- https://cdn.shopify.com/s/files/1/0439/7875/2158/files/90503299984.pdf
- https://cdn.shopify.com/s/files/1/0432/5883/9198/files/57578175483.pdf
- https://cdn.shopify.com/s/files/1/0428/4655/2227/files/ralokaj.pdf
- https://cdn.shopify.com/s/files/1/0435/6662/9032/files/71456751198.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/83583068491.pdf
- https://cdn.shopify.com/s/files/1/0429/0864/7580/files/71082784400.pdf
- https://cdn.shopify.com/s/files/1/0429/8627/4967/files/88933985985.pdf
- https://cdn.shopify.com/s/files/1/0432/8852/7013/files/39523419492.pdf
- https://cdn.shopify.com/s/files/1/0432/5765/9560/files/87123708487.pdf
- https://cdn.shopify.com/s/files/1/0430/7366/7225/files/34019774657.pdf
- https://cdn.shopify.com/s/files/1/0431/1348/0343/files/weliwewirixo.pdf
- https://cdn.shopify.com/s/files/1/0432/4953/3088/files/bugegojikibudubinu.pdf
- https://cdn.shopify.com/s/files/1/0430/1576/6177/files/46287343554.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_off00008da4.bin0e41c74eb60d4244e1c0283193d0a7767ea3e7f8223a236132939464d5aef771 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DA4 | 5356 bytes |
font_01_sfnt_off00009fbc.bin962b599df23834863fafe9c331a6af8247d4e7aa1c76f2cfc527892b843bfdb2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FBC | 10204 bytes |
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