Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
01-05-2024 08:29
General
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Target
2024-05-01_20fcf2cdbfa76a2ef48d43930151c33c_cryptolocker.exe
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Size
48KB
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MD5
20fcf2cdbfa76a2ef48d43930151c33c
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SHA1
bad9e6b2f298517d20f97309f6782b96283dbc77
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SHA256
d9bdb16f90d2b6596ce70a0b19b880e9b63cc0823fa594ad7f9acd69c39d6885
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SHA512
1ab64552be57a939ece6187b9bd123b13447fded332814a61771a2c6dc04ffedca09619535820cc2b5060e182a9e979e14830670d458f28229a1aa41015aa238
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SSDEEP
768:B9inqyNR/QtOOtEvwDpjBK/rJ+Nw8qnTb1AuU:B9mqyNhQMOtEvwDpjBxe8S1AZ
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 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\2024-05-01_20fcf2cdbfa76a2ef48d43930151c33c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-01_20fcf2cdbfa76a2ef48d43930151c33c_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
48KB
MD5252b23872a3845eb0b66796eceff29e6
SHA15514098dba7fb2533e02e3c5a820f65585611c5a
SHA256d5ea0821ef8cbb11566f6f1ff04b84bcb0e5044f7402bc86eb9bc62d92ad3fd3
SHA51231a8e905829e1ef74fe789eeb00d92964d08638b380cac5db719892d8a535429a93fe0b5b587926d21e0648146e47d954bcdd18c3fd86df7aed4f119505b7f89
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB