Malicious RTF — malware analysis report

Static analysis result for SHA-256 01523bfc1a6d7ca1…

MALICIOUS

RTF

8.0 KB First seen: 2020-12-28
MD5: ea7c9a2acf3e9319e923faa3c49e7596 SHA-1: 5d2adce83717489f547aa9ec0bbe1e61c7c7152a SHA-256: 01523bfc1a6d7ca1ad32e61b5ae35275195d5fd8ae65b9785317bfdc164e4779
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 3567 bytes
SHA-256: 3cd291838463b9c46498c9f38d02a163cd709a673c6f49bdda14dd26f563d3d9

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