Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/02/2024, 22:27
General
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Target
2024-02-28_8aaed63c3bb4c872d354dbc0ad0788a0_cryptolocker.exe
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Size
69KB
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MD5
8aaed63c3bb4c872d354dbc0ad0788a0
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SHA1
ce63f3b463b69625be8d3c4fb5e7712f3a562c96
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SHA256
b0f84bde5e2dc3da5acafd44f167f2740495d5efa2eb3f947f5e8d2ab2a15305
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SHA512
b759448e4d393f9ae0a454f9707cc5ab683c350839e281e6bf59796aa6dcbcde132fea83acfb4ed38a691a02716e32bb269a5bdec40eaffa9dbd24ba8abe86a7
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB8:z6a+CdOOtEvwDpjQ6
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\2024-02-28_8aaed63c3bb4c872d354dbc0ad0788a0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-28_8aaed63c3bb4c872d354dbc0ad0788a0_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
69KB
MD5561df5fa8f89c32978880ffccd59303d
SHA15a947186ee2610e015fbee2c9d2012c29ffafa52
SHA2565b071d191a4a7a98ff6afd70c1633fa4181b40be93a767fab4023e179c755242
SHA512da7e4180a2692092965eaf7a7fc69e93e7294d82e6691ad900af128055ecb6758111dbccf602d78f0c2b61ecfbfaf1d4446b1d5d820027c03aada9f0384a8a65
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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