MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL. This indicates the primary purpose is to redirect the user to a malicious site, likely for further exploitation or phishing. The ML classifier also 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/pify?keyword=astable+multivibrator+555+timer+pdf
- http://files.hilltaxis.co.uk/uploads/1/3/2/8/132814544/c9f648.pdf
- http://files.ncbbq4u.com/uploads/1/3/0/7/130775853/7460552.pdf
- http://files.ultimatefitnessbootcamp.org/uploads/1/3/0/7/130740012/d6c4f65c0c2.pdf
- https://cdn.shopify.com/s/files/1/0431/5794/6522/files/74635938261.pdf
- https://cdn.shopify.com/s/files/1/0437/8548/6485/files/xumifefos.pdf
- https://cdn.shopify.com/s/files/1/0427/3651/7286/files/34365073460.pdf
- https://cdn.shopify.com/s/files/1/0431/6554/8708/files/10835657657.pdf
- https://cdn.shopify.com/s/files/1/0430/3313/3209/files/naragavulabibizezefokivaz.pdf
- https://cdn.shopify.com/s/files/1/0435/5666/7551/files/27615328809.pdf
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/najupazumofuzebazur.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/jimatedozorabebomotega.pdf
- https://cdn.shopify.com/s/files/1/0433/7762/3194/files/8667133704.pdf
- https://cdn.shopify.com/s/files/1/0432/3059/3186/files/beladisoke.pdf
- https://cdn.shopify.com/s/files/1/0434/6894/7616/files/65221819418.pdf
- https://cdn.shopify.com/s/files/1/0433/5815/9006/files/xovepojofuno.pdf
- https://cdn.shopify.com/s/files/1/0433/6241/8846/files/72343675224.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_off000089af.bin19b8946c4c47ba46eb0dd0cf9073a414372ec6b9407b2923fc7e1ebf0660247b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89AF | 5500 bytes |
font_01_sfnt_off00009c54.bind01cfdf1a0e815eca471f20546c92df4cbc14121644872e38d0fa6d8e5a29132 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C54 | 10248 bytes |
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