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Threat Group Cards: A Threat Actor Encyclopedia

Permanent link Tool: TABBYCAT

NamesTABBYCAT
CategoryMalware
TypeDropper
Description(Mandiant) TABBYCAT is a Microsoft Word VBA macro that functions as a dropper. It relies on social engineering in order to be executed as a macro within a decoy Microsoft Word document. It decodes a payload embedded in a UserForm and launches it. TABBYCAT has been observed dropping the VBREVSHELL backdoor.
Information<https://www.mandiant.com/media/17826>

Last change to this tool card: 13 September 2022

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All groups using tool TABBYCAT

ChangedNameCountryObserved

APT groups

 APT 42Iran2015-Feb 2024 

1 group listed (1 APT, 0 other, 0 unknown)

Digital Service Security Center
Electronic Transactions Development Agency

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