MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1203 Exploitation for Client Execution
T1059.001 PowerShell
The RTF document contains multiple indicators of exploitation targeting the Equation Editor, specifically triggering RTF_EQUATION_EDITOR, RTF_OBJDATA, RTF_OBJUPDATE, and RTF_OBJAUTLINK heuristics. These indicate the document is designed to leverage a vulnerability within the Equation Editor component to achieve code execution. No specific malware family was identified, but the exploitation vector is clear.
Heuristics 4
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Equation Editor CLSID critical RTF_EQUATION_EDITOREquation Editor OLE CLSID found inside an OLE object — exploited by CVE-2017-11882 / CVE-2018-0802 / CVE-2018-0798
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Automatically linked OLE object high RTF_OBJAUTLINKRTF contains \objautlink — an automatically linked OLE object surface that can be updated or activated when Word opens the document.
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\objupdate forces OLE activation high RTF_OBJUPDATERTF contains \objupdate — forces automatic OLE object instantiation when the document is opened, bypassing user interaction. Almost exclusively seen in Equation Editor exploit documents.
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OLE object data medium RTF_OBJDATARTF contains 1 \objdata section(s) — embedded OLE objects
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
objdata_00_off0000084e.binb30e6cac07637470a66d0a3169cfb0b6255bf29346feebc7f55330eab73b7bbf |
rtf-objdata-decoded | RTF \objdata at offset 0x84E | 4183 bytes |
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