MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a critical heuristic for containing a link to a known malicious redirector. Additionally, it was identified as a link farm containing numerous external PDF links, with the primary redirector URL being https://ttraff.ru/wix?keyword=the+leadership+experience+richard+da. The ML classifier also strongly indicated maliciousness. The document body contains obfuscated text and the identified URLs, suggesting a lure to external malicious 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=the+leadership+experience+richard+da
- https://static.usrfiles.com/ugd/7f16bd_c7c1fe69983a447fa45b82f97f7ca88c.pdf
- https://static.usrfiles.com/ugd/89363e_f3e66da6406949438a863a0e6187dfc3.pdf
- https://static.usrfiles.com/ugd/b8c837_3ebb98241156449580f79146050ad34a.pdf
- https://static.usrfiles.com/ugd/238140_27c7dcfc46d4415ab81c195ce6688f1f.pdf
- https://static.usrfiles.com/ugd/078c79_f1f6eaed55cb441e9ccf7c5c465141de.pdf
- https://static.usrfiles.com/ugd/b8c837_46e0c58e1bab46e691f51630ab7c73a6.pdf
- https://static.usrfiles.com/ugd/b8c837_dc7aa24064ba448a99e040353308ca38.pdf
- https://static.usrfiles.com/ugd/b8c837_8216fa7f4c494031a922782d5f4b366f.pdf
- https://static.usrfiles.com/ugd/f967ac_cb65bc55d02e49f9b4a5388b120271ff.pdf
- https://static.usrfiles.com/ugd/b8c837_fc303731d6eb4686ac276f30f5750e27.pdf
- https://static.usrfiles.com/ugd/6f7357_f6cc05cb0a224f1c8b0e1c55059881a7.pdf
- https://static.usrfiles.com/ugd/0dcf4b_6ff7b93d059b4ef58d4deb0fb43d819c.pdf
- https://static.usrfiles.com/ugd/191a6d_c712979813474a7b861fd3e36777c300.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_off000054eb.bin4d8eb8dbb45cd06f861003202aff4e00469ec400e083f8dd42cb6ada49f5bd22 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54EB | 5176 bytes |
font_01_sfnt_off0000667e.bin538264008ee8737874252b4a86e36e011d053519b1955af0c9da05fcc795a98c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x667E | 10480 bytes |
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