Malicious RTF — malware analysis report

Static analysis result for SHA-256 37c3f1f80793f031…

MALICIOUS

RTF

53.4 KB First seen: 2021-02-23
MD5: 887f462d7933fc9165b32c9df9ce43d6 SHA-1: 7f59bdc26eaf42c989b43fbfd7464b8e3872f1c1 SHA-256: 37c3f1f80793f0312ba7f26a56cfb9148f10b827539e4457b4a9dc0b89938284
120 Risk Score

Heuristics 3

  • ClamAV: Doc.Exploit.CVE_2017_11882-6934206-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Exploit.CVE_2017_11882-6934206-0
  • \objupdate forces OLE activation high RTF_OBJUPDATE
    RTF contains \objupdate — forces automatic OLE object instantiation when the document is opened, bypassing user interaction. Almost exclusively seen in Equation Editor exploit documents.
  • OLE object data medium RTF_OBJDATA
    RTF contains 1 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00000b0e.bin rtf-objdata-decoded RTF \objdata at offset 0xB0E 5061 bytes
SHA-256: d93645f1f75f2833ae04a9c8e490e71ac9a0bcc7a57a0c83461bf46aa909aeed

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