Analysis
- max time kernel
4264980s - max time network
22s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
15/01/2022, 03:06
General
- Target update status of order 07G050.exe
- Size 329KB
- Sample220115-dlrkgscedp
- SHA256 67f2ac673104bb3b17acde4dc66186d0481c142c9683db3e20c3eceb03b61baf
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\update status of order 07G050.exe"C:\Users\Admin\AppData\Local\Temp\update status of order 07G050.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sEHLvXn.exe"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sEHLvXn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27F2.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\system32\MusNotification.exeC:\Windows\system32\MusNotification.exe1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3208-142-0x00000000031C0000-0x00000000031C1000-memory.dmp
memory/3208-143-0x00000000031C0000-0x00000000031C1000-memory.dmp
memory/3800-133-0x00000000005D0000-0x0000000000628000-memory.dmp
memory/3800-134-0x00000000005D0000-0x0000000000628000-memory.dmp
memory/3800-135-0x0000000005610000-0x0000000005BB4000-memory.dmp
memory/3800-136-0x0000000004EC0000-0x0000000004F52000-memory.dmp
memory/3800-137-0x0000000004F70000-0x0000000004F7A000-memory.dmp
memory/3800-138-0x0000000005300000-0x000000000539C000-memory.dmp
memory/3800-139-0x0000000005060000-0x0000000005604000-memory.dmp