MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a significant number of embedded links, with a critical heuristic firing for a PDF link farm. One of the primary links, 'https://ttraff.ru/wix?keyword=aligning+objects+in+indesign', is flagged as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains references to URLs, reinforcing the link farm and redirection attack pattern.
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=aligning+objects+in+indesign
- https://cdn.shopify.com/s/files/1/0430/5249/9098/files/darewedagisenobawuw.pdf
- https://cdn.shopify.com/s/files/1/0429/1405/4300/files/26190275447.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61047377128.pdf
- https://cdn.shopify.com/s/files/1/0450/7641/4616/files/activity_cards.pdf
- https://cdn.shopify.com/s/files/1/0428/4701/0972/files/sindrome_sobrecrecimiento_bacteriano.pdf
- https://static.usrfiles.com/ugd/b8c837_64e5bb49698a4c9bad2780874bc10da0.pdf
- https://static.usrfiles.com/ugd/b8c837_bf36f6b73d654dffb9ad9e1c2509dd58.pdf
- https://static.usrfiles.com/ugd/b8c837_5156146dd94d42c391dd8b185ecb2520.pdf
- https://static.usrfiles.com/ugd/e8506d_8328a93dd4154d2b959a8fdd35f33150.pdf
- https://static.usrfiles.com/ugd/6290de_5aacbf1434014b0a9c6a6606012f53d3.pdf
- https://static.usrfiles.com/ugd/b8c837_3d441e442d24465d8a858796d771ab93.pdf
- https://static.usrfiles.com/ugd/4b874d_c14e2532ab7a471091d5400d060f0f58.pdf
- https://static.usrfiles.com/ugd/b8c837_3853946d01894217bf58c5ea9bbbd60f.pdf
- https://static.usrfiles.com/ugd/b8c837_50dd207bfee7435e9a2ca0d5fbc1986b.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_off00005cf7.bin5a8916e56d5f227ec26cd84fdb3cfcc456e372dda24ecb241fc290a5354daa59 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CF7 | 5004 bytes |
font_01_sfnt_off00006e0c.bin8b94dcdbb7e6d356311bc9cf6ed3f33cba86f596d570ef86d1ff319873a9812c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E0C | 9772 bytes |
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