Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/03/2024, 04:50
General
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Target
2024-03-28_b022c6940f73455c1e6e091b472abdfe_cryptolocker.exe
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Size
64KB
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MD5
b022c6940f73455c1e6e091b472abdfe
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SHA1
10e8bc17aacf674310d1a4718e650c6383fd2b44
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SHA256
fceca2d658bbbe21f33793edf0ff4bc09eb28523e7e1cc40e9a4380d9f2882e4
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SHA512
269d3d3f98a6d5192e3b390ff76589ca91d4fe7e254a5551f5d9f0dae3989f62555d76a89e8a6d9c8c7e08dfed03e6c6fdce648061492eff2ec683f35eaa4469
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1J:T6a+rdOOtEvwDpjNr
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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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UPX packed file 5 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\2024-03-28_b022c6940f73455c1e6e091b472abdfe_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-28_b022c6940f73455c1e6e091b472abdfe_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
64KB
MD5db51939b5fec012f8811f39b00cd1a3b
SHA105e67acd0899c7a888c75004bc134ba44c96ad82
SHA256e39d9fc77c0b341a3a02bbc5908a5b4734b5a88903e5ebcc218c50cc0ede4e1f
SHA5129e582682d4c7c4dd2cf7fd19364510dd4d760d39d2e77f145ac200abf6f9dad02a5ca0a65e29686514d5846cdb4e9f33c649a15e70873447e88f2dbab5518986
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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