Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
17-02-2024 18:22
General
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Target
2024-02-17_012a829896000de1b5f5f3c3174614df_cryptolocker.exe
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Size
81KB
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MD5
012a829896000de1b5f5f3c3174614df
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SHA1
0326f8c863569baa14b23a9599e5d0c890e7210f
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SHA256
f6ac0382466bea46edf32a9a40f53790abb78675bc591d12ae417129cdf587c1
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SHA512
4a284f7e359c81d26be7f4f6a6c79849d85dd3142404fbeff554405133f9240163929056f8ffc408e53587067895db5e1fd3d49f8ed168563220e3cb4430c37a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0w:T6a+rdOOtEvwDpjNtP
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-02-17_012a829896000de1b5f5f3c3174614df_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-17_012a829896000de1b5f5f3c3174614df_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
81KB
MD50516c610ce8edc1f5213cc536c70a339
SHA156b6aa65eb01a3adb299b5bf5089c04dd15e0764
SHA2568202c5f657103fbf6b738f2ecfd60827474e5e7441c0d100f11b2aade6b95d28
SHA512232a4f914db852b7808654e4742f767b6998aecd0829372944decb4fb9ccd4458e8aa1ee364205f293a508fc2fc04da24ebe41ef910ce48c25b32a3d7aa25f1c
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Filesize
24KB
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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
24KB
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Filesize
64KB