Threat Group Cards: A Threat Actor Encyclopedia
Archived: 2026-04-05 15:38:01 UTC
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 Tool: SysKit
Names
SysKit
IvizTech
MANGOPUNCH
Category Malware
Type Backdoor, Downloader
Description
(Symantec) This is a basic backdoor that can download and execute additional tools and
commands. The actors behind it have developed it in both Delphi and .NET.
Information
<https://symantec-blogs.broadcom.com/blogs/threat-intelligence/tortoiseshell-apt-supply-chain>
Malpedia <https://malpedia.caad.fkie.fraunhofer.de/details/win.syskit>
Last change to this tool card: 24 April 2021
Download this tool card in JSON format
All groups using tool SysKit
Changed Name Country Observed
APT groups
  Cutting Kitten, TG-2889 2012-Mar 2016
  Tortoiseshell, Imperial Kitten 2018-Oct 2023
2 groups listed (2 APT, 0 other, 0 unknown)
Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=97eb3ba5-ab2e-4557-980e-6b89a46dbffc
https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=97eb3ba5-ab2e-4557-980e-6b89a46dbffc
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