Malicious RTF — malware analysis report

Static analysis result for SHA-256 96d6fe6b6a0042d2…

MALICIOUS

RTF

8.0 KB First seen: 2020-12-28
MD5: 3a22223773d5deca4003dcdebe70df77 SHA-1: 45ac56ad85592a470264298ddb8525e097b1eb90 SHA-256: 96d6fe6b6a0042d22183188fb6584cc7864b001c5e46631ebdd8ce02ac9a831c
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 3592 bytes
SHA-256: 58b48c03ba8f4e6bbe81fb8eda218c59a8b46deb60bef6b5bf4b43706919e2f1

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