MALICIOUS
220
Risk Score
Malware Insights
MITRE ATT&CK
T1204 Malicious Link
T1566.001 Spearphishing Attachment
The file is an RTF document containing embedded OLE objects, specifically triggering heuristics related to Equation Editor and OLE activation. ClamAV identifies this as Rtf.Exploit.CVE_2018_0802-6825822-0, indicating exploitation of the CVE-2018-0802 vulnerability. This vulnerability allows for arbitrary code execution when the embedded object is activated, likely leading to the download and execution of a secondary payload.
Heuristics 5
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Ole10Native stream in RTF OLE object high RTF_OLE10NATIVE_STREAMRTF contains an embedded OLE object with an Ole10Native stream. This is a strong payload-container signal and is related to Word/OLE exploit delivery, but it is not specific enough on its own to assign a CVE.
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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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ClamAV: Rtf.Exploit.CVE_2018_0802-6825822-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Rtf.Exploit.CVE_2018_0802-6825822-0
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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
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
objdata_00_off000000a3.binead608752acb1d35889a3bbf90a8a4b67abd006a64205974a05db162859aaaa2 |
rtf-objdata-decoded | RTF \objdata at offset 0xA3 | 3640 bytes |
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