Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
13/05/2024, 12:25
General
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Target
2024-05-13_1e9a84c7edc546ca3617c1b1e61a29a4_cryptolocker.exe
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Size
78KB
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MD5
1e9a84c7edc546ca3617c1b1e61a29a4
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SHA1
7da09c1c417d1ce26b495da5e95431e2800b525e
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SHA256
3c8bb7241bec12f1e28786bb466483c2827e6686e7cd31bd2ff5bfbeb90b8d07
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SHA512
d90056b4a754bf8c4d5baeb553fadccf39fa87215477611b4871e0b49f2331ca69f7b74f348ff30c83d26075d0268016217859004f94757099e8eb399d320652
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1H:T6a+rdOOtEvwDpjNtHPc
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\2024-05-13_1e9a84c7edc546ca3617c1b1e61a29a4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-13_1e9a84c7edc546ca3617c1b1e61a29a4_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
78KB
MD506e86b89ecee27f20a0b3fe02fc98ce4
SHA1375da6570ed01539c705a47ed471c29b026d611b
SHA256d1b8189c69c86f048ca6c3c77dd5a37d81862ba6e9542fb510cb346c2316dede
SHA512d43c017c90db4a548ec8e722edb83e4223a0a1725c906b6d8d44e339e059d7955a9e9b79cdb425dd3e28e82e5274c0e344dab53d62524e5ef5126440562dff53
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Filesize
24KB
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Filesize
64KB
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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
24KB
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Filesize
64KB
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Filesize
64KB