Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
30/04/2024, 06:32
General
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Target
2024-04-30_6bb041101342d81d54f19401653e29ba_cryptolocker.exe
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Size
37KB
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MD5
6bb041101342d81d54f19401653e29ba
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SHA1
7946c39edcc109ad1572694d4208460c87dd42b1
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SHA256
46f298f0c7f5acbdbf16d3541a19ba3f6d27c4f1354bed57b8a8933f08908fc3
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SHA512
5fa9597667b577468c167e188a0c9e8179817b0f3bed955b5644292195818072dbc26c5afb5f10cea4915aca76c7cd6ec91260295906eef58c21b4251b8a0417
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYR:qDdFJy3QMOtEvwDpjjWMl7TM
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\2024-04-30_6bb041101342d81d54f19401653e29ba_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-30_6bb041101342d81d54f19401653e29ba_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
MD590856ce02825b396716e9d05d4d62e1e
SHA1de2c9ebf83fb88acafcd531b3389c6bcb0416950
SHA256e57fd8cd6c1932c719dcfcc896a5266bdc2cbb88fe8f432e2181c499f8ed9058
SHA5122a750f6c0604c63de5045ccf4751683d524704470d763615232a617de508d34a3665f9f976b8b67e0e42f21a9991cb24dd85a7116a4fd3598187027dca0375d8
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Filesize
64KB
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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
24KB
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Filesize
64KB