Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
14-02-2024 14:54
General
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Target
2024-02-14_bc47b6c6bfd39b6bc31dfa9fd7fedce1_cryptolocker.exe
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Size
50KB
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MD5
bc47b6c6bfd39b6bc31dfa9fd7fedce1
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SHA1
74cf076e9e23739b1f02c7824036c73cba0950fe
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SHA256
d460320477ffeee8cd065686b453dad84fe5b66ce7b3eaf2b3a230ee976f9f3f
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SHA512
90dc876c6e672eeb71e224a741a7d9c890be40b662d9e64e209dd9b16d39c5ff376bf5e64fa11108dd3c7df5c4b73b0cebe62396e23b6a500c27f73795181102
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBK/rJ+Nw8qn8pKIRcHQ:79mqyNhQMOtEvwDpjBxe8TpXR2Q
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\2024-02-14_bc47b6c6bfd39b6bc31dfa9fd7fedce1_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_bc47b6c6bfd39b6bc31dfa9fd7fedce1_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
50KB
MD570861ebfa683e8b7c20dea4e42e4fceb
SHA154b5a0504bd0845b6cfd52e5e1d90f68218eda3f
SHA2565a0f0caa8c93c875685e7d8480e8e242cda6953e3765acab9bdde55c22f3f07e
SHA512aa5d97cfb2271c831136d211455ea5c16fac03016e361b9c6d5dcfaae73dcd7b8e9d9a41684d9bae4cf4221cd252bb25d8df50aeccfec2a144f7b85171eb108f
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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