MALICIOUS
159
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File Execution: Malicious File
T1559.001 Component Object Model Hijacking: Component Object Model
The RTF document contains embedded OLE objects, specifically triggering the Equation Editor vulnerability. The presence of ".objdata" and ".objupdate" sections strongly indicates an attempt to exploit this known vulnerability for arbitrary code execution. No document body or script content was available for further analysis, but the exploit 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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\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 2 \objdata section(s) — embedded OLE objects
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Embedded OLE object medium RTF_OBJEMBRTF contains \objemb — embedded OLE object
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
objdata_00_off000010b6.bin137d6bd583570247ade2c720312de7c2ac547f6eb0a72f85c5ce850dafb50f5b |
rtf-objdata-decoded | RTF \objdata at offset 0x10B6 | 4153 bytes |
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