Malicious RTF — malware analysis report

Static analysis result for SHA-256 9a47b224221479f4…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: c4c6cd4a8547d97d3010bea19b0fba79 SHA-1: 0176ceeb993e2459761c405f014e4f441ef998e5 SHA-256: 9a47b224221479f4b56ae1684ed4e561deb54e08ca329615d6d911f1d925fb6b
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 3569 bytes
SHA-256: 2d5023c700baa26433eef9835f66ff3f24b6f79223d40e12b1138ca76e1f82b4

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