MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is disguised with a keyword related to '3d tuning apk all unlocked'. The document body, though heavily obfuscated, also contains this URL and numerous other links to static.usrfiles.com, suggesting a link farm or redirection strategy. 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/wix?keyword=3d+tuning+apk+all+unlocked
- https://static.usrfiles.com/ugd/b8c837_38b229dc1e31431aaf3ada771b33d3cc.pdf
- https://static.usrfiles.com/ugd/f4de5e_bc237f90453c4a5a9af13234bd855458.pdf
- https://static.usrfiles.com/ugd/8cbfce_18185266abf343ad8d309d30057df128.pdf
- https://static.usrfiles.com/ugd/b8c837_56d54847a64f4655a2ec39c63baa34b4.pdf
- https://static.usrfiles.com/ugd/aef5b7_2fb1b1b6c492459c8f779894bf5dbddd.pdf
- https://static.usrfiles.com/ugd/12f4eb_fdee34894e8b40ee8084787fd414ede4.pdf
- https://static.usrfiles.com/ugd/5b9365_6da09c4a6df2410e81474f7d5af956e8.pdf
- https://static.usrfiles.com/ugd/a58b01_faafa1d466a34e4ca9bf8a0e0696c75c.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gevuruliwineda.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29426312843.pdf
- https://cdn.shopify.com/s/files/1/0467/5872/3747/files/81496521217.pdf
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/wakidegevilalatipavap.pdf
- https://cdn.shopify.com/s/files/1/0431/6659/7269/files/nicktoons_basketball_pc_game.pdf
- https://cdn.shopify.com/s/files/1/0429/2267/2284/files/adding_and_subtracting_decimals_coloring_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0434/6275/4461/files/65948152269.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_off00005cfa.bincbd8a260c638c64419cf450e10574197dbb020452e2bdd9a272694bb3a236852 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CFA | 5100 bytes |
font_01_sfnt_off00006e6e.bin78e53379e146ae818c459a6d8c2c341571288398113616f1a5e3f797278193c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E6E | 10076 bytes |
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