MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text referencing 'Ariana grande christmas and chill' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The ML classifier also strongly indicated maliciousness.
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.ru/wix?keyword=ariana+grande+christmas+and+chill
- https://static.usrfiles.com/ugd/b8c837_0705a1967a814bac8f7f89490c9883d3.pdf
- https://static.usrfiles.com/ugd/b8c837_abd7ae0231f74153a4cf2db03d9db9d9.pdf
- https://static.usrfiles.com/ugd/b8c837_a2baa756b1804757bbb439f87c2f8d47.pdf
- https://static.usrfiles.com/ugd/b8c837_63247470740942c4ba67028261931cfb.pdf
- https://static.usrfiles.com/ugd/b8c837_f647410999b54aa7bdbb06b87dd16016.pdf
- https://cdn.shopify.com/s/files/1/0434/3024/8600/files/94078532940.pdf
- https://cdn.shopify.com/s/files/1/0428/2341/8019/files/6806021592.pdf
- https://cdn.shopify.com/s/files/1/0435/6295/9006/files/fopujowezatuwofavetilazid.pdf
- https://static.usrfiles.com/ugd/b8c837_9f7f7a0500fc45cfb2cc1eef268515cd.pdf
- https://static.usrfiles.com/ugd/b8c837_590b5e65201b431d8452dcceb3ed0810.pdf
- https://static.usrfiles.com/ugd/b8c837_d4397369c88c4cf28bbac7d54e31e3ea.pdf
- https://static.usrfiles.com/ugd/b8c837_9a2c7ab771be4782bb82ef33e6564db6.pdf
- https://static.usrfiles.com/ugd/b8c837_4456d4e8d39a47e0b54fa0663237473a.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004315.bin93aaaa7c3a38181fc6998f9a033da958997eb28e1c6e52bd33022def9500917b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4315 | 5020 bytes |
font_01_sfnt_off000053e1.bincc408759fbb5773ff36e2216bec8a8b2c1b036e177ae74b2676affdfd494d3ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53E1 | 10584 bytes |
font_02_sfnt_off00007646.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7646 | 4324 bytes |
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