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Threat Group Cards: A Threat Actor Encyclopedia

Tool: Yasso

Names	Yasso
Category	Malware
Type	Vulnerability scanner
Description	(Palo Alto) The emergence of a relatively new penetration testing tool set, Yasso, marked a shift in the tactics employed by TGR-STA-0043. This tool set encompassed a range of functionalities, including the following: • Scanning • Brute forcing • Remote interactive shell capabilities • Arbitrary command execution What set Yasso apart was its unique feature set, incorporating powerful SQL penetration functions and database capabilities. Until the time of this article, this had not been publicly reported as being used in the wild by another threat actor.
Information	<https://unit42.paloaltonetworks.com/operation-diplomatic-specter/>
Malpedia	<https://malpedia.caad.fkie.fraunhofer.de/details/win.yasso>

Last change to this tool card: 19 June 2024

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All groups using tool Yasso

Changed	Name	Country	Observed
APT groups
	Operation Diplomatic Specter		2022

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

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Electronic Transactions Development Agency

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