Analysis
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max time kernel
139s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
03/02/2024, 23:21
General
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Target
2024-02-03_0494eeff7aa6c7549bb13bd7e22bbcc3_cryptolocker.exe
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Size
39KB
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MD5
0494eeff7aa6c7549bb13bd7e22bbcc3
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SHA1
d624efc50967a149e8565424404d1c576205391c
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SHA256
7074120985aa0f23205351b5e1016dad4aa9ecdaf4d27911bf5426fc9b9f88b5
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SHA512
ede8786e6de4cfa0fba7506a86e7008d4a7e2cd2266d2b31d46985d6b70cbaedb3631ca93fd7afec1216141979670e448f06998a10d0de708f51e1af36a4e0b0
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/Ct6:6j+1NMOtEvwDpjrR26
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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Detects executables built or packed with MPress PE compressor 4 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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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\2024-02-03_0494eeff7aa6c7549bb13bd7e22bbcc3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-03_0494eeff7aa6c7549bb13bd7e22bbcc3_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Checks computer location settings
- 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
40KB
MD50dbdc76976dbc94e2bd4948e9db19983
SHA1b54322878f7ec0eefd5cca548d5bfa338fb3f5a3
SHA256885a5a477104dffe74dc80bc917c736bd4a2b1b7d135f22c6300ae8c31b87258
SHA512e6e8533291c666dc70c5e12d6c3acccbbd099aa86b08c62e8633fd76a55ad5122dc01728b1b250107a0c6292b9c612064872eca1f9a2afff19eca3ff82d0d49a
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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