Malicious RTF — malware analysis report

Static analysis result for SHA-256 572b104c15c8d4a7…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: 0e12ddc402f5dd80649cf8e7bc5ae8d0 SHA-1: fe0ec4504d336486de40303961ef355f39d71037 SHA-256: 572b104c15c8d4a7e6e1c99826ea54933f23d33efee958b595eb4593b873eabf
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 3568 bytes
SHA-256: 0d499426c99d8553b944f66edccb7f669be551d2e1e1d0184fd938bc4512c3da