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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
06/06/2024, 19:30
General
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Target
2024-06-06_332a48a2aab180a1be7ec9c71f49acf0_cryptolocker.exe
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Size
75KB
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MD5
332a48a2aab180a1be7ec9c71f49acf0
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SHA1
0786741aa571103696caa33fd72a9dd0df939656
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SHA256
1aa2d04a94e4905e1e088b37ebb10c68fa266bf5b5a53a1b547ac73dbe91cde4
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SHA512
dbded1e7752ab00e2ff56fb0c480e02c3932d394d162cf0339065a0be7db0874d17618eb6c87e9432fe5cf15455a25be135395f0f8e3fe3f77739f266f40838c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaleF6:1nK6a+qdOOtEvwDpjo
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\2024-06-06_332a48a2aab180a1be7ec9c71f49acf0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-06_332a48a2aab180a1be7ec9c71f49acf0_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
76KB
MD52fa14195c3361069af19d89f4ada2286
SHA1c1d090438a6b9c2b4b044f5e9ab46c3d92c69b9a
SHA25604805f6b89b4a2a9816a6bd99a29f37ad989add07615911a65c6c4b98e864f76
SHA51282a96698b582f74a0f7bea185e241240350ffd384b4abbe067b76ca2794deb7d14eae6c36093810b68d4e42c9eaaece81b557bcb6df862eb401fb2b5e53b8bde
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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
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Filesize
60KB