Malicious RTF — malware analysis report

Static analysis result for SHA-256 26c7f1c0dbedc8b8…

MALICIOUS

RTF

5.2 KB First seen: 2020-12-28
MD5: 557c9ab32a1d07bc8ad0fdadab77d56c SHA-1: 0d1c4aebf1468cf6f9eec882f5c217fc04281858 SHA-256: 26c7f1c0dbedc8b8f3a763eb0cf8aa46ad91bde9b7417ef121970803b61f4e4d
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 2378 bytes
SHA-256: 2f9494c3888485a78f71616561694cdca91593aabb2ca442ddd32c6a3c906c3a