MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/wix?keyword=belle+nuit+barcarolle+pdf'. This indicates an attempt to redirect the user to a malicious site. The document body, though heavily obfuscated, also contains this URL, reinforcing the malicious intent. 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=belle+nuit+barcarolle+pdf
- https://cdn.shopify.com/s/files/1/0434/2749/6087/files/my_fair_lady_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0432/0837/6482/files/37080148343.pdf
- https://cdn.shopify.com/s/files/1/0431/8104/7957/files/cheese_strain_grow_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/1498/7669/files/devil_may_cry_4_trainer_pc.pdf
- https://cdn.shopify.com/s/files/1/0434/7900/7398/files/anemia_y_embarazo_2020.pdf
- https://static.usrfiles.com/ugd/e5cbe5_6e8c55a883c54e5b8abbea2baa192fc7.pdf
- https://static.usrfiles.com/ugd/e2b09b_ed0811f93e5949e998baf53edf524a82.pdf
- https://static.usrfiles.com/ugd/b8c837_c4d5a6f8fc114c37a8460fbd3a5fed15.pdf
- https://static.usrfiles.com/ugd/e3ff21_0af697da030240ddb096629ba61c5ab1.pdf
- https://static.usrfiles.com/ugd/b8c837_47b75c2ec8b442cbbc60aa9968ffe8a5.pdf
- https://cdn.shopify.com/s/files/1/0428/1437/4047/files/gadorotom.pdf
- https://cdn.shopify.com/s/files/1/0440/8714/8694/files/sowogavatotebi.pdf
- https://static.usrfiles.com/ugd/b8c837_6c30be4bc93049b48aca438e8d593c9a.pdf
- https://static.usrfiles.com/ugd/097bd5_eece80d23cb74f20bbb623d2332a9a6b.pdf
- https://static.usrfiles.com/ugd/b8c837_7fb9aedc51804b0da9bd5ac73ec33ef4.pdf
- https://static.usrfiles.com/ugd/33a16d_2e2c4dbbbfec4d129dcfab570d1f27f2.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_off00006455.binc23265aa5b2f982eb32d43ed68b2988b3c33594faba467da99b562ab2a20a0cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6455 | 5160 bytes |
font_01_sfnt_off000075e3.bince7eeb7f0eb73fc94e488c352eaa0a2f00a8c2c68677175df409fcdc53d9d4fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75E3 | 10536 bytes |
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