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Retrohunting APT37: North Korean APT used VBA self decode technique to inject RokRat

🗓️ 06 Jan 2021 15:14:45Reported by Threat Intelligence TeamType 
malwarebytes
 malwarebytes🔗 blog.malwarebytes.com👁 44 Views

APT37 used VBA self-decode technique to inject RokRat into a malicious document uploaded to Virus Total targeting the South Korean government almost a year ago. This technique involves unpacking the malicious macro and executing it dynamically, bypassing several security mechanisms, including modifying the registry to bypass VB object model. This method is a first for APT37

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06 Jan 2021 15:14Current
7.2High risk
Vulners AI Score7.2
apt37vba self-decodingrokratsouth koreagovernmentmalicious documentvirus totalunpacker stubmicrosoft officesecurity mechanismsvb object modelregistry bypass
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