Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
28/03/2024, 00:29
General
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Target
2024-03-28_2d23d577123d1b6da9d985f24e2c755d_cryptolocker.exe
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Size
80KB
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MD5
2d23d577123d1b6da9d985f24e2c755d
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SHA1
ad3cc8af2f9d179772cef221d10fb8a65bd4608d
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SHA256
38334ca50367b2356dc278cfee2eb5fcf32649895c3921782959b47cb969e113
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SHA512
4e2f5a682e927e1a542d9249d32acabde4cf3e229b0c4871d27798c3d1d88d8c5722b246e2718366799c86444033a086e4911488cca163b4c4ba1e0259172a78
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMMr7:TCjsIOtEvwDpj5HE/OUHnSMR
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\2024-03-28_2d23d577123d1b6da9d985f24e2c755d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-28_2d23d577123d1b6da9d985f24e2c755d_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⤵
- 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
81KB
MD591daa0f2b4cfb75b14dac48afe2d2402
SHA1fabee734e2407145ab0793404949476305dd4841
SHA256c12a1398408bb54a8400f2e6e61b9dee975547ab3ffa91b5a5098d1f4601c341
SHA51245d3de309c090f70b462a84323019dbc5fb746b68f6ad7fb80e3e6271e2ea917028e3c6a71776dd146541196d23c9ae058e2477c938c1fcd8442b29be9cb62ec
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB