Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
18-02-2024 04:04
General
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Target
2024-02-18_fe36d642ab33139de45e1ad0fcf5c7a0_cryptolocker.exe
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Size
61KB
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MD5
fe36d642ab33139de45e1ad0fcf5c7a0
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SHA1
915891df5656e7dc3a9beb32c088dff2c45df32b
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SHA256
8189a68f84c4b6b07f40993ab23f2a29b02e36898454a2581a4dfa7c139ee018
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SHA512
d5305ccc7b0791deb3ca093e4b9b1be16305671e927a6282e6ac6634dd00615dfc7dad7ad97b30ef0a35251d1a36869e030c3931b329d23dc0a97a10c4bb6521
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsk:BbdDmjr+OtEvwDpjM88
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-02-18_fe36d642ab33139de45e1ad0fcf5c7a0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-18_fe36d642ab33139de45e1ad0fcf5c7a0_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
62KB
MD573588bc3955e6d935bec270f9065f535
SHA16747b32bfea923799c254897b617678bc924a44e
SHA2561a08c8abc35746ca9e42e4fa7ca20d69618fb242293d6979aa54b705b6225925
SHA51240216d2f9401dfc5e8f15f4351e5043ae0b4346e0db968e0b2ebe613019073d5b717ba428b12dfb3e4984a9c7b4223235c0f1d973e82cd0dfb8a8a9569743ebc
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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
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Filesize
64KB