Malicious RTF — malware analysis report

Static analysis result for SHA-256 30ff753e117b4a6a…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: 4839dc87757a6251d3022d14e1069331 SHA-1: 9740e9ace5a52d73ccbb37eebaf90f832f465c10 SHA-256: 30ff753e117b4a6a6fef92c6dd1a86040f618874605db89f2f0027bac724f989
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 3563 bytes
SHA-256: adc8cf66456310c64e5c8081a3796874bca42de96331e4b5c12e30962bf2acfc