MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a link farm with numerous external links, including one identified as a malicious redirector. The document body, though obfuscated, contains the text 'Nikon d3200 guide for dummies' and the malicious URL 'https://ttraff.ru/wix?keyword=nikon+d3200+guide+for+dummies', suggesting a lure to a malicious site. The presence of many links and the ML classifier's high confidence indicate a malicious intent to redirect users to potentially harmful content.
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=nikon+d3200+guide+for+dummies
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_1008a45a4ba04f238430997608bf6140.pdf
- https://static.usrfiles.com/ugd/b8c837_121f57f7445a4b548cddd94bf27bbc0d.pdf
- https://static.usrfiles.com/ugd/b8c837_2d8ce3304c7849e88560c7289f01d704.pdf
- https://static.usrfiles.com/ugd/b8c837_d49476c9d7e64cc08f1c0b212c295c3b.pdf
- https://static.usrfiles.com/ugd/b8c837_e07d4dac6c58470da4d7a93ed202c461.pdf
- https://static.usrfiles.com/ugd/b8c837_9f73c7d0a84141f9b3453a32242d03eb.pdf
- https://static.usrfiles.com/ugd/b8c837_dac20c1629db4edea42acf905b7e44bf.pdf
- https://cdn.shopify.com/s/files/1/0434/1606/0061/files/roruzuvin.pdf
- https://cdn.shopify.com/s/files/1/0435/9972/4702/files/29870986364.pdf
- https://cdn.shopify.com/s/files/1/0429/5049/2316/files/18910824800.pdf
- https://cdn.shopify.com/s/files/1/0435/7275/6648/files/periodic_table_elements_1-36.pdf
- https://cdn.shopify.com/s/files/1/0435/4477/2759/files/1135656348.pdf
- https://cdn.shopify.com/s/files/1/0433/5920/7592/files/30003058622.pdf
- https://cdn.shopify.com/s/files/1/0434/0652/4566/files/fuvosinawaxod.pdf
- https://cdn.shopify.com/s/files/1/0437/6113/9861/files/bantu_self_government_act.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000074c1.binbea7bb1cd36a1354a2b4d6ab2c54f806302a721949acc247c682efe04f3a95ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74C1 | 5456 bytes |
font_01_sfnt_off00008747.bin3c858861befe15d5c72d7ef98ed704ac6752346012385429e1f4838ca3befc90 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8747 | 10672 bytes |
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