Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
01/06/2024, 15:49
General
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Target
2024-06-01_82d686c902a563232c8bdc3ee7946dc1_cryptolocker.exe
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Size
54KB
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MD5
82d686c902a563232c8bdc3ee7946dc1
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SHA1
18d5bf9379109056ac23939293cd06b015b5c787
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SHA256
93a10c823dca786f45f7cf43563d04ab81de3a21d062e164a756a097f6b68fc9
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SHA512
fc792ca7622369c20d8ee34ae08c6c3d061516cf02e018a2e3fcffbaca21ef987fcdefb107e6bc0522d551acdb2f4068f25d5f22096e643210bf984be1ca7141
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vxmlcaTP:X6QFElP6n+gJBMOtEvwDpjBtExmlD
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
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Detection of Cryptolocker Samples 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-01_82d686c902a563232c8bdc3ee7946dc1_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-01_82d686c902a563232c8bdc3ee7946dc1_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
54KB
MD5a53c6101d27ffb0319b3d459c31ad340
SHA1975d74043107a87ea56c9aaa77c4ef4fedd95435
SHA25606437f49c21f39427f7c3dbbf5f889c6fcfb6a2dba7ea92f321c6887acb7ce8d
SHA51226b9298d6606d0f1a8b00bf09c6af54faf0a5206dec7e3dcf89599e53e2c35dd265ffad9bbfab8e3dd1b652fcf79c23e57f666cf21f83f667433c1718f05d28a
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB