Malicious RTF — malware analysis report

Static analysis result for SHA-256 9fed39c751e0c38f…

MALICIOUS

RTF

100.4 KB
MD5: f15e40693416d88579b0817f37876d24 SHA-1: 331104e45edc9b66801e981ae38dbcf622840ec2 SHA-256: 9fed39c751e0c38ff15d736d579e26cb8438ad72f168dc8c744a5adc3987b5c0
100 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The RTF file contains an embedded OLE object that triggers the CVE-2017-11882 vulnerability in Microsoft Equation Editor. This vulnerability allows for arbitrary code execution, indicating a likely exploit attempt to compromise the user's system.

Heuristics 3

  • CVE-2017-11882 — Equation Editor FONT record overflow critical CVE likely CVE_2017_11882
    Equation Editor MTEF contains an overlong FONT typeface field, the vulnerable copy primitive for CVE-2017-11882. This is stronger evidence than the Equation Editor CLSID alone because it identifies the malformed record that drives code execution in EQNEDT32.EXE.
  • 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_off00002360.bin
01fa87167cd9895bf521d633bc6534eead6ab11f10536a89f40d2317a4853f68		 rtf-objdata-decoded RTF \objdata at offset 0x2360 3631 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.