Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
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submitted
02/05/2024, 09:24
General
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Target
2024-05-02_2eb1e85dc59723d168405ed686e904f5_cryptolocker.exe
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Size
38KB
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MD5
2eb1e85dc59723d168405ed686e904f5
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SHA1
5b44d1856f92ee7533b3d5e511720e9026031a3d
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SHA256
d05fdd38a400a9c4378e77df75844cfe78308e2e2c80e0a1dd0cd3ac40e409c3
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SHA512
9de0c015d0c8dc033a0b20d9ff54b24194a5cc4862aedd554111c575b6d160918c8e7fda744723f2d8757a01d62c5777af64ee7895966f9a41b0fb3a0ec61a27
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan/H:qDdFJy3QMOtEvwDpjjWMl7Tdn/H
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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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UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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\2024-05-02_2eb1e85dc59723d168405ed686e904f5_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-02_2eb1e85dc59723d168405ed686e904f5_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
38KB
MD5d22cfcec0f9a2b98ae192f4e97968cfc
SHA1c862dab6d007828924b5d52a5eb63d156b383af3
SHA256e82c2e530f03cba4b7aa8a58b3616197fe88f980a682d733bb052ba0cbd4cf6f
SHA5126d5b155c2a27512eb77515c280af0ef954eb08318d51dcc97693ee62f3031ab4f00cb37d8851d8d61c65c939560cb7bd6533e438e3a849fc0f66009321fec295
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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
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB