MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains a reference to 'electric circuits 9th edition soluti' and the malicious URL. Additionally, a PDF link farm heuristic indicates the presence of numerous external links, with the primary one leading to a Shopify domain. The ML classifier strongly flagged this PDF as malicious.
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/wix?keyword=electric+circuits+9th+edition+soluti
- https://cdn.shopify.com/s/files/1/0437/1791/8870/files/jabarufuker.pdf
- https://cdn.shopify.com/s/files/1/0432/8236/6629/files/82415491970.pdf
- https://cdn.shopify.com/s/files/1/0438/5685/5190/files/biological_science_textbook.pdf
- https://cdn.shopify.com/s/files/1/0429/5114/7679/files/social_media_platform_user_demographics.pdf
- https://cdn.shopify.com/s/files/1/0431/8547/1656/files/scholastic_aptitude_test_questions_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0452/3845/2381/files/microbial_analysis_of_sachet_water.pdf
- https://cdn.shopify.com/s/files/1/0436/5379/1909/files/free_amritvani_ram_sharnam.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/rigufofuvugelaset.pdf
- https://cdn.shopify.com/s/files/1/0428/5369/5647/files/46887393517.pdf
- https://cdn.shopify.com/s/files/1/0435/4624/7332/files/91124586636.pdf
- https://cdn.shopify.com/s/files/1/0432/5723/3576/files/67801996175.pdf
- https://static.usrfiles.com/ugd/b8c837_fafa41c826854254940890c10bed8360.pdf
- https://static.usrfiles.com/ugd/b8c837_4b50c75b0c4f4e008c3dbcb52dc4e5cc.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_off00009856.binab04cfa03846bba7599dd77fc69ef6c10c4a43216e27847b4989a1156299a9ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9856 | 4928 bytes |
font_01_sfnt_off0000a90d.bin2028a33dc7c800c53ad154c7b31c5e6de6b6e9265f70f99f2d6353565159b007 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA90D | 10348 bytes |
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