Analysis
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max time kernel
129s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
03-05-2022 00:13
Behavioral task
behavioral1
Sample
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe
Resource
win10v2004-20220414-en
General
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Target
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe
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Size
105KB
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MD5
287e090c10d97f99f599cb3b23e673a3
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SHA1
e7548469f9878ca94394819904b5067d792db56f
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SHA256
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718
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SHA512
f62236dde879ceb4c442bde71db41ba498c93054d809de612f261d7a77340ca06731d660c24a17ecf39bdc8bc3b6669561caae855f04a4d477d5feac07ec478f
Malware Config
Signatures
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NetWire RAT payload 2 IoCs
Processes:
resource yara_rule behavioral2/files/0x000a000000022ea8-132.dat netwire behavioral2/files/0x000a000000022ea8-131.dat netwire -
Executes dropped EXE 1 IoCs
Processes:
Host.exepid Process 804 Host.exe -
Modifies Installed Components in the registry 2 TTPs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation 16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Host.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Appdata = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe" Host.exe Key created \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ Host.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 2 IoCs
Processes:
16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exedescription pid Process procid_target PID 2148 wrote to memory of 804 2148 16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe 82 PID 2148 wrote to memory of 804 2148 16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe"C:\Users\Admin\AppData\Local\Temp\16073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:804
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
105KB
MD5287e090c10d97f99f599cb3b23e673a3
SHA1e7548469f9878ca94394819904b5067d792db56f
SHA25616073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718
SHA512f62236dde879ceb4c442bde71db41ba498c93054d809de612f261d7a77340ca06731d660c24a17ecf39bdc8bc3b6669561caae855f04a4d477d5feac07ec478f
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Filesize
105KB
MD5287e090c10d97f99f599cb3b23e673a3
SHA1e7548469f9878ca94394819904b5067d792db56f
SHA25616073cff18984bb8027adf38397b92ed06e84082afab7e0f6cc20e8e09ae8718
SHA512f62236dde879ceb4c442bde71db41ba498c93054d809de612f261d7a77340ca06731d660c24a17ecf39bdc8bc3b6669561caae855f04a4d477d5feac07ec478f