Analysis
- max time kernel
79s - max time network
61s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
19/01/2022, 15:36
General
- Target LdDB7kUaDOaUZ41.exe
- Size 432KB
- Sample220119-s1xsdabbe8
- SHA256 7f2155f4c0d624c036eccd09ec694f8321d01ab87ccca09d981051e986c9e99f
Score
7/10
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.
- 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 16 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\LdDB7kUaDOaUZ41.exe"C:\Users\Admin\AppData\Local\Temp\LdDB7kUaDOaUZ41.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\bATFxE.exe"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bATFxE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6FBA.tmp"2⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2008-130-0x0000000000E80000-0x0000000000EF4000-memory.dmp
memory/2008-131-0x0000000005FB0000-0x0000000006554000-memory.dmp
memory/2008-132-0x0000000005910000-0x00000000059A2000-memory.dmp
memory/2008-133-0x00000000058B0000-0x00000000058BA000-memory.dmp
memory/2008-134-0x0000000005A00000-0x0000000005FA4000-memory.dmp
memory/2008-135-0x0000000007DE0000-0x0000000007E7C000-memory.dmp