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Analysis
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max time kernel
162s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
07/05/2022, 04:33
General
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Target
yhrtfweadqwa.exe
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Size
4.0MB
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MD5
9e5ab0afc9796bbed8ca5a2f683aae01
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SHA1
7063aaa1901e0ae659c32d33b866684d8282b0d7
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SHA256
648e092b2cea4d5640f151203911536056abcb6a16d0de391528e9bd8842b940
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SHA512
7e00d93ad0b2c54e2a6a86eec37bf654c580ecd68804fa3275fe3072db8eb9ecdcf06c4e01ac74907a631427a418c3a4160625c659fa5615c9ef47052a3dbf30
Malware Config
Signatures
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LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
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suricata: ET MALWARE CerberTear Ransomware CnC Checkin
suricata: ET MALWARE CerberTear Ransomware CnC Checkin
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LoaderBot executable 3 IoCs
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Executes dropped EXE 2 IoCs
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops startup file 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\yhrtfweadqwa.exe"C:\Users\Admin\AppData\Local\Temp\yhrtfweadqwa.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Public\Videos\memory_inject.exe"C:\Users\Public\Videos\memory_inject.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe"C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 45XQiu9A9vmVd5Cy6X35M12NocUr2Hx69X4ZNNu2BsKJYkdksefg2gXJyvBUeEJyDWTfLD6GWmAu4Tab1w4tycfcFMqy8yH -p x -k -v=0 --donate-level=1 -t 13⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
4.0MB
MD55c7bc4cc56f6e6acb801210bc6eda798
SHA1541b6f50091fdc17c2bc8d596c0e202b854fb991
SHA25648f66e13c00038bb2ec12a58bd34cb79f2cf616230c25224c68b81d6c3d7ebf9
SHA51266558bf8679c264c507a1fb8da2fd81347b339d3786487895f902330d63bf9b44be5a136061b0848801b768fea3e525b934d1b04c2cef959cc878b421c6cbd5d
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Filesize
4.0MB
MD55c7bc4cc56f6e6acb801210bc6eda798
SHA1541b6f50091fdc17c2bc8d596c0e202b854fb991
SHA25648f66e13c00038bb2ec12a58bd34cb79f2cf616230c25224c68b81d6c3d7ebf9
SHA51266558bf8679c264c507a1fb8da2fd81347b339d3786487895f902330d63bf9b44be5a136061b0848801b768fea3e525b934d1b04c2cef959cc878b421c6cbd5d
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Filesize
4.0MB
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Filesize
408KB
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Filesize
80KB
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Filesize
128KB
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Filesize
128KB