Analysis
- max time kernel
121s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
06/10/2022, 11:32
General
- Target 568f70f7d46906254927539c8167977f.exe
- Size 64KB
- Sample221006-nnad4ahdfp
- SHA256 e8b057817c2bbda7191f4b4e53b913caff6f2cbda1a0cbf68f32e2f4d45f1c42
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Drops file in System32 directory 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- 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 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\568f70f7d46906254927539c8167977f.exe"C:\Users\Admin\AppData\Local\Temp\568f70f7d46906254927539c8167977f.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwADsAIABTAGUAdAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAJwBDADoAXAAnAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\568f70f7d46906254927539c8167977f.exeC:\Users\Admin\AppData\Local\Temp\568f70f7d46906254927539c8167977f.exe2⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
568f70f7d46906254927539c8167977f.exe.log
powershell.exe.log
ModuleAnalysisCache
StartupProfileData-NonInteractive
memory/3036-133-0x0000000006340000-0x0000000006362000-memory.dmp
memory/3036-132-0x0000000000760000-0x0000000000776000-memory.dmp
memory/3320-150-0x0000000007780000-0x0000000007816000-memory.dmp
memory/3320-151-0x0000000007710000-0x000000000771E000-memory.dmp
memory/3320-153-0x0000000007750000-0x0000000007758000-memory.dmp
memory/3320-152-0x0000000007820000-0x000000000783A000-memory.dmp
memory/3320-149-0x0000000007470000-0x000000000747A000-memory.dmp
memory/3320-148-0x0000000006780000-0x000000000679E000-memory.dmp
memory/3320-147-0x000000006F650000-0x000000006F69C000-memory.dmp
memory/3320-146-0x00000000074A0000-0x00000000074D2000-memory.dmp
memory/4360-155-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4376-136-0x0000000005920000-0x0000000005F48000-memory.dmp
memory/4376-137-0x0000000005FC0000-0x0000000006026000-memory.dmp
memory/4376-138-0x00000000060E0000-0x0000000006146000-memory.dmp
memory/4376-135-0x0000000005180000-0x00000000051B6000-memory.dmp
memory/4376-139-0x0000000006730000-0x000000000674E000-memory.dmp
memory/4376-141-0x0000000006C50000-0x0000000006C6A000-memory.dmp
memory/4376-140-0x0000000007D70000-0x00000000083EA000-memory.dmp