Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
10/05/2024, 23:25
General
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Target
2024-05-10_94728b4d5f8234b02c5d64b338c4714c_cryptolocker.exe
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Size
64KB
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MD5
94728b4d5f8234b02c5d64b338c4714c
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SHA1
890a4bb10d0c2941ca386ac16cefbe9e6cc3e1bc
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SHA256
9540b099f4c7fdadc9b4f80783e099e21ad721f2411667f175de4bfe808605ae
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SHA512
ff77b2fc6ebe2af35a3433b01b12d97f658c0a5b647328cd7ada4150eb79237864271576a59ac2e1d9257837eecfc396430cd6062bd0eed291a51f6f989852f9
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsiR:BbdDmjr+OtEvwDpjM84
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 IoCs
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UPX dump on OEP (original entry point) 5 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\2024-05-10_94728b4d5f8234b02c5d64b338c4714c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-10_94728b4d5f8234b02c5d64b338c4714c_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
64KB
MD58ddbbb082228a50851c6d98b13c70703
SHA17acd0438b6f7302481177720ead8694bc50b72dc
SHA256cc059f09e00926039ee597d782a1cd5c0b32ce567e428ebb378136318515b892
SHA5120401a9a3974328cc312c5484232aaf9bec4dfaff76e5eaba39e3b86b66ecdaf595959d303163a72aa39214b6782e47e00a199a50cc0064e7cb4eee0dc7198928
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB