Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13-02-2024 12:51
General
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Target
2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker.exe
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Size
80KB
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MD5
7b8ca7f2f0e3d298e257dc8cbeed1124
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SHA1
58d88a1416e851b78668e3ea40a768f881b9a8bf
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SHA256
018cb42e7dd0f10e8b3f4381c4b5c42f853abc3d04924af2cf432c8f6802e308
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SHA512
6eadd890b8b55b47db2ac912bd03330e37a88d14b0a7c14b9426794fc924ead92f0d19885c6449123591a2af629592fab9ef9114dfce5c6bc80d46ab09bed172
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fF:zCsanOtEvwDpjH
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
MD58cf7672d8e27752d89bafbffca86608c
SHA1db2653cc7048c2585be4707c1e0fc8b2717c5c6d
SHA256cfeb83646bdc25c8e8590c7639bcafce5eee3b6d58b2c83b9c7c5c4f648b22dd
SHA51251dd17253c609e7e77af493e0bd796401d03e48815a51d38d9e544acc19927c53a9c036f1450388345f722fc916d203a046f5c8034f29c3019ee11107c0af0e5
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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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