Malicious RTF — malware analysis report

Static analysis result for SHA-256 aeb98ca21ffcf787…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: af2dcb57c3dc45df4fc37bc7924dd31c SHA-1: e57750f300d126322a39291e934faf5ff0a058b5 SHA-256: aeb98ca21ffcf787e8850e884660c2dfb0b9dd8d56f51763cefd96943e9e1ec9
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 3581 bytes
SHA-256: 482c2a9bafd1bd8c602c08457670069243215c204eeafc0fb0d46d754ba60ef1