Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 1df65a33ccd8e286…

MALICIOUS

RTF / .DOC

114.9 KB
MD5: e9a6cec1f8bae7bf2fe924c7ab7b5474 SHA-1: 3e23870c4e7dc55b70b9512fcc14f3795f7d739d SHA-256: 1df65a33ccd8e28652eeba4ce116e3940e9b1eb23b13a254f70d1b099f5896d7
140 Risk Score

Heuristics 4

  • Equation Editor CLSID critical RTF_EQUATION_EDITOR
    Equation Editor OLE CLSID found inside an OLE object — exploited by CVE-2017-11882 / CVE-2018-0802 / CVE-2018-0798
  • \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
  • 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_off000018c4.bin
1a3ce8df64c113cf6d46d35c5e92ca303c1bdef62978766fa9909bebd38fb6ad		 rtf-objdata-decoded RTF \objdata at offset 0x18C4 4184 bytes

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