MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, 'https://ttraff.me/wix?keyword=tulip+fever+putlockers', is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and references 'Tulip fever putlockers', suggesting a lure to malicious content. The presence of numerous other PDF links, many pointing to static.usrfiles.com, indicates a link farm strategy. The ML classifier strongly supports the malicious nature of this PDF.
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.me/wix?keyword=tulip+fever+putlockers
- https://static.usrfiles.com/ugd/4ae4db_c1d6df2888a9493fa148ad72acef73df.pdf
- https://static.usrfiles.com/ugd/b8c837_d09ffebd3a0548338f097d7359f8c037.pdf
- https://static.usrfiles.com/ugd/1be480_0da0a08b764744efabbb46390e0649aa.pdf
- https://static.usrfiles.com/ugd/b8c837_d848dcfe411946d194bb6a3471ffe9de.pdf
- https://static.usrfiles.com/ugd/9b33c5_d8c5a036b7424429b630f27fca44d47c.pdf
- https://static.usrfiles.com/ugd/b8c837_f0df0ede68d24257857ef5e4911b38e9.pdf
- https://cdn.shopify.com/s/files/1/0430/0469/0581/files/gta_v_money_cheats_ps4_story_mode.pdf
- https://cdn.shopify.com/s/files/1/0446/4400/8099/files/zexobazavezut.pdf
- https://cdn.shopify.com/s/files/1/0431/5476/8021/files/83168043657.pdf
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/19691151308.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004b8d.bind59af509516acdca8aea1f786a777cef2bdcd5fa500888ed3b54519a1b14df71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B8D | 4872 bytes |
font_01_sfnt_off00005c39.bin7c04bd7deeb11cdf7478c5ef593735c7fc22ac6759f279761b1d90d503580837 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C39 | 1956 bytes |
font_02_sfnt_off0000655d.bin598e503b1c3363bd187b1e9507906b85a22c7570e987f859da1469e618b3835f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x655D | 13240 bytes |
font_03_sfnt_off00008eb2.bineed77c6c92f6a3d4c5dcb0672605cfd74e948f502d4a69c637a53ad7a9f63c2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8EB2 | 17912 bytes |
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