Malicious RTF — malware analysis report

Static analysis result for SHA-256 ce558401be7ff114…

MALICIOUS

RTF

7.4 KB First seen: 2020-12-28
MD5: 4da119a64d551f9a6931b644451a6adb SHA-1: 35ea16fa1ac808331e4e47b7cfae241ff1c28f8d SHA-256: ce558401be7ff1144c7f08ad7f988b2b54be5ddfde8bf5c33b4d2e6cd1ec6c03
100 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The RTF file contains an embedded OLE object that leverages a known vulnerability in Microsoft Equation Editor. This technique is commonly used to deliver a malicious payload, leading to arbitrary code execution on the victim's system. No specific family could be identified from the available evidence.

Heuristics 3

  • Equation Editor CLSID critical CVE likely RTF_EQUATION_EDITOR
    Equation Editor OLE CLSID found inside an OLE object — exploited by CVE-2017-11882 / CVE-2018-0802 / CVE-2018-0798
  • OLE object data medium RTF_OBJDATA
    RTF contains 1 \objdata section(s) — embedded OLE objects
  • Embedded OLE object medium RTF_OBJEMB
    RTF contains \objemb — embedded OLE object

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off000001c9.bin rtf-objdata-decoded RTF \objdata at offset 0x1C9 3500 bytes
SHA-256: 57f5963f2fc4e7bec347ed247ad027e5bff76eae366117881ab1da52663c1eed

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