Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
23/02/2024, 20:41
General
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Target
2024-02-23_7e5af85e09737a9049032ed496cb1d2c_cryptolocker.exe
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Size
117KB
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MD5
7e5af85e09737a9049032ed496cb1d2c
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SHA1
f6090acd86be9a9124c78a39b31247996820c841
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SHA256
56bbba47f703ff48638c3a56915fb4a0df5f4e6e40b85d5b12edea64bd99f408
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SHA512
469883e72a01b49f163903dd227264e9e9f4d69c9bfb4724198d7185ea8a113f13d03405a608c5c626b14361a2f757ec0683f9c885ff70bd1496727f2f049324
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qai:z6a+CdOOtEvwDpjcz8
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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Executes dropped EXE 1 IoCs
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Loads dropped DLL 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-23_7e5af85e09737a9049032ed496cb1d2c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_7e5af85e09737a9049032ed496cb1d2c_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
117KB
MD5f0e8b4365a351deb557810ff7af9e840
SHA1c29a6e34910c0f4b20ecad38680468c3fec24ac0
SHA256d1be878ac0b779a7913a3c38f0909eed5ce1b910cc824af59954cc50c2eb4855
SHA5120c38df7b1a643dd0bc535a3be8201176a42601c266251023f275ff84030098bd109b9ea4b7e1dfac895a225111ae7c4e00544a138037c99194668c9983232eda
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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