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
23/02/2024, 13:00
General
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Target
2024-02-23_d088375a7603f36952a0d89d1256f930_cryptolocker.exe
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Size
66KB
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MD5
d088375a7603f36952a0d89d1256f930
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SHA1
04aaca814583159b258933ee9f9d2ba34e94fba0
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SHA256
c5198d1643d428896936f86064901bf30d680e550a78dcb2ec842bcf1d19cd9c
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SHA512
0912ee89f2bc6f82ff89d1bac72001d89d8e2fa8aa0cfafa32b902b6178c6fb47eea79e086b52b895a3407660a918372e7c6e20a2c64db8afb8cef2dc35cfc04
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncE:1nK6a+qdOOtEvwDpjA
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\2024-02-23_d088375a7603f36952a0d89d1256f930_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_d088375a7603f36952a0d89d1256f930_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
66KB
MD529ad3b32242e0293e54ae9ef4f7887e7
SHA137a701a4a7e862d510b7a800297ff65c7196189e
SHA25620a46f0d48e44d0789a0e0adad8099082db49db3d6d7f06e0d0c9b09f549e99b
SHA51244498393a9404955ea1d1826030d406ddc5596548bc14065625a035927ff9562fc135b59e12960a5b2bb2a54b02087d859e0b5e842b58ff6ccfab517101ddc96
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Filesize
60KB
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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
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB