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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
12/02/2024, 01:50
General
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Target
2024-02-12_ecb183e5b67019efbac8f4d7c5d44fcf_cryptolocker.exe
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Size
76KB
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MD5
ecb183e5b67019efbac8f4d7c5d44fcf
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SHA1
56a5b2abb40b5866e38e391447ebc8b65e5d8050
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SHA256
bde5155c6acdf8a57f38725b8b955141235a65b3aeebb3678ac41c4a101d4073
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SHA512
4d4b16cb79f5dba78ffc77e85f8b9ee7a3a8d6b808795663e7bdcab84b5a3e89a0549bbf23a2429f35d1af79295436f2ad2dabf043d65b0a8d6537df07b7386f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBh:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyH
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\2024-02-12_ecb183e5b67019efbac8f4d7c5d44fcf_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_ecb183e5b67019efbac8f4d7c5d44fcf_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
76KB
MD53022aff669572924c31583f1843896aa
SHA1f0088f15a86eedd709fc6698bdcf971d0885bf3d
SHA256987722c254d13f9dbbdba1488dfa4270ed7517dc9e3391a6a29d745c9ceae4f5
SHA5120a158da7df6276569854d33442b32f6186071e27092788f7b5de23773931f425f712173361a72a848c778f0c1cf410f1f0de3bf1d76efd1305cdcdc73e77cf38
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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
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