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
02/02/2024, 00:25
General
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Target
2024-02-02_469179b275a0c076c120a5caeea072b6_cryptolocker.exe
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Size
104KB
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MD5
469179b275a0c076c120a5caeea072b6
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SHA1
993cf1f2c3bdeb302fc550847e537908a3a07151
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SHA256
825048ee09ea3271c0eca8d2998d54a5171b6b7706473182ac0a732409fd9556
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SHA512
bdfe2e1f69d141d4730b80735196004decdddc5a960d9118b262992c94adf516a5cfaf7079dbb346cc2e4e566e2d9938387a85a47d95b95851e019749dd3f36e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksuS:1nK6a+qdOOtEvwDpjb
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\2024-02-02_469179b275a0c076c120a5caeea072b6_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-02_469179b275a0c076c120a5caeea072b6_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
104KB
MD5c511fc20b3d192e85b9ae29dd74ffcff
SHA15ce43eeac59116a9ce61e0296c9ba0b57356e2b2
SHA256556a59d36174caa8b78a36f7e10b45f2561ca88a66006fd82c85087e55d99a0c
SHA51296321d65e2072fb4a4c63eb34c84243ba9d0ded0f464c1ed3cb2d933c5c0ad321d588fb993f1bbb36243c46504f624fc92a952c5d1eb798c1f23d47b23ab154f
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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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
60KB
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Filesize
64KB