MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body is heavily obfuscated, but the presence of a link to 'ttraff.com' suggests a redirection to potentially malicious content or a phishing site. The large number of Shopify links indicates a link farm, likely for SEO manipulation or distributing further payloads.
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=ambarella+s5+pdf
- http://files.wlcbands.com/uploads/1/3/1/6/131607712/2769e0d94.pdf
- http://files.dnp.be/uploads/1/3/1/6/131606491/lujakutizenoroje.pdf
- http://files.petermichaeldavison.com/uploads/1/3/0/7/130738693/7226190.pdf
- http://files.jesuschristreturning.com/uploads/1/3/0/7/130775583/5485676.pdf
- http://files.wlcbands.com/uploads/1/3/1/6/1316
- https://cdn.shopify.com/s/files/1/0434/9421/1750/files/mezigasimusexifutezumasu.pdf
- https://cdn.shopify.com/s/files/1/0430/0580/4698/files/rufalo.pdf
- https://cdn.shopify.com/s/files/1/0431/0558/3266/files/lexixibilirewuvigote.pdf
- https://cdn.shopify.com/s/files/1/0435/2330/9727/files/30135551033.pdf
- https://cdn.shopify.com/s/files/1/0429/5258/9465/files/mowenoferagu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/13879903487.pdf
- https://cdn.shopify.com/s/files/1/0435/5486/5320/files/jejasinoxedo.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/26714247770.pdf
- https://cdn.shopify.com/s/files/1/0440/0467/1646/files/49784247919.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wojifuxazax.pdf
- https://cdn.shopify.com/s/files/1/0429/5104/9370/files/fizelit.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_off0000744a.bin1e3db6c42cd5c27fda0d2152a30e319b045385bb8db1b11bb9c0435769b532d4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x744A | 4884 bytes |
font_01_sfnt_off000084d6.bin201a58f2baf4ae8aec86de86f709f7ed035d3086efefa917f47d3b08bef3c91b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84D6 | 14908 bytes |
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