Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
15/04/2024, 14:50
General
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Target
2024-04-15_8aa4adbe995293359e31f19de4a47717_cryptolocker.exe
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Size
99KB
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MD5
8aa4adbe995293359e31f19de4a47717
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SHA1
4deaada0bf91f7d1b43924ad92b6d0774704c493
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SHA256
42d642e7c4261eeb3062b7e3505b6ac3162ed6a1536fd1e9b76235ae0f374d12
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SHA512
5fbda0db4760ec2d39db9c12147e002868b18f7dafaa85893d14ba66b427bd2cb444a0bc8e8a9af937b833d28307a1df25a825a0eaec3210960527197f9ae507
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX7w:z6a+CdOOtEvwDpjcY
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\2024-04-15_8aa4adbe995293359e31f19de4a47717_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-15_8aa4adbe995293359e31f19de4a47717_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
99KB
MD57429a45947c5affd1a6f60db69061046
SHA1cd0588333917589b695ec349b077153cffcdf80f
SHA256d01f75c5b13e571de7744a99d7d8dbb9f2484ebaa09d8062486d0643d2f34cdb
SHA51236ebf4d76160a878af46e6dbe6de38df4ad7af99cea2beae26422cc5c573cf6ffd0811f423012ca496ddfd45b4e157930ed17dd9815fe4757db1a3b4b55e6111
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB