General
- Target https://switchromz.com/zelda-skyward-sword-hd-switch-rom/
- Sample260912-vmcamattcv
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://switchromz.com/zelda-skyward-sword-hd-switch-rom/
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
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acrstealer
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4.3.8-alpha2
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imap.brightloop.cc
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azureedge.net
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ddrs
app-api.clearflux.cc
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guids
4d0bf37a-3180-4974-a873-a6ec4d4dc9f9
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.2.6187.130 Safari/537.36
Targets
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- Target https://switchromz.com/zelda-skyward-sword-hd-switch-rom/
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Detects ACRStealer V4.x
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Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Executes dropped EXE
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Indirect Command Execution
Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Defense Evasion
Indirect Command Execution
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2