Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
08/05/2024, 15:25
General
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Target
2024-05-08_8480381a9564ae7c0cbdda15b7182cfe_cryptolocker.exe
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Size
89KB
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MD5
8480381a9564ae7c0cbdda15b7182cfe
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SHA1
cb25d78cf85d567cc78feab5616ebb93d4d4c2c3
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SHA256
bce0547ab83f04674510b345c2ba86efc6a59e784b23b595df1c74dcbecf8730
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SHA512
4404f79d11c5b23e2c430e223fb724f8991dd97836fa506885b8bd23d71f48d61227fb2d4af844ab8d47254a301f3397450d1794547e41d0165e555530ee5224
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblb:zCsanOtEvwDpjM
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 2 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\2024-05-08_8480381a9564ae7c0cbdda15b7182cfe_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-08_8480381a9564ae7c0cbdda15b7182cfe_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
89KB
MD517399e809fd60fe6541bf2d5a911a58f
SHA13c0311b7a5b571d6f7ebce7ca5f20762fa5ef2b6
SHA2562f1e28145d0ca49846f8d3a07e0af38d649f8b156e0820ed6ae15bcdff09e735
SHA512cbfad79204e11384cad6e6263b4442f4fa8ae302a4576d655a0722649d647a8b3c69fd60e250d520b8e498b9ff53d915cee2b961d13f4e9be7bac4e09be3140d
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Filesize
315B
MD5a34ac19f4afae63adc5d2f7bc970c07f
SHA1a82190fc530c265aa40a045c21770d967f4767b8
SHA256d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3
SHA51242e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765
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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
24KB
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Filesize
64KB