Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
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submitted
21-02-2024 23:31
General
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Target
2024-02-21_cb9d6c3ec4144a7ce58edf8844255bda_cryptolocker.exe
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Size
55KB
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MD5
cb9d6c3ec4144a7ce58edf8844255bda
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SHA1
4a49175d83dadb6d6acd045ba21d9f6080175492
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SHA256
7967c7153545c3404b8cc96422a7a4b7eb09fab8cd7659467f4843f4c7c0af42
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SHA512
ae8fbdcc5c9a03940e7a161a40a4318e8c8147702ac2eddad58e0449c764954d34cb4438ee6566a28d4fdca3a769e87e6938d92c6bd443d9a9a5a62303469534
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBK/iVTab3GRuv3VylSV/Cd9z3q:79mqyNhQMOtEvwDpjBPY7xv3g8S+
Malware Config
Signatures
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Detection of CryptoLocker Variants 3 IoCs
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Detection of Cryptolocker Samples 3 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\2024-02-21_cb9d6c3ec4144a7ce58edf8844255bda_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-21_cb9d6c3ec4144a7ce58edf8844255bda_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
55KB
MD56676ada171119ad37009a2ba20ae0e7d
SHA1769eb6ca78d9af0eb7c04eb56db13a43ea635ba6
SHA256545c6f9d41022a55ac660e9fb7f3bd6e75057218036ad8c3c7b23283ef6f0da7
SHA5123d747511058d6e2929633688804017d65b3022812e202283005a187ed11249c615db303fedbf8b24dd0d04b75ce73948bae4d40d9c58858bc83e87e95ac982bd
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Filesize
24KB
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Filesize
24KB
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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