Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
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submitted
04-02-2024 08:29
General
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Target
2024-02-04_7951d83c0ab76778efc49ee97753bb56_cryptolocker.exe
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Size
54KB
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MD5
7951d83c0ab76778efc49ee97753bb56
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SHA1
6bab9a77a263f9f711db708880cbf9f210dc8693
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SHA256
12a6578a70bbbe011671deb215b73d13418aaacce2c9d282ad56e2aa2136f3a4
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SHA512
13fb47b254883b46338cd05dbd2d370c0990fa97fb3eacef1951640086d7f3dc1c09364ad97556a9ed9a009d39bfc505e9756d79e064abc371de29142bdbafd2
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBK/iVTab3GRuv3VylSV/CdMFh:79mqyNhQMOtEvwDpjBPY7xv3g8ZFh
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\2024-02-04_7951d83c0ab76778efc49ee97753bb56_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-04_7951d83c0ab76778efc49ee97753bb56_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
MD52c45ab30c682845a97b62ff2c3a46a75
SHA180dc17c4d9f005f6cba0aea03e88afae7a3f8087
SHA256bf0d0c79905519435c69eaae57e30b05344019a902fd62b22a4425069c38ffab
SHA5121e5d83bfe0c132102cabbbaf1a2ff3dfda270c45c46dd565bde540a9798052fdea8b4a0a7cc737e5a0fa6ac931b5df4e9ce8dbc6f375da8c4a38f5950755d505
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Filesize
60KB
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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