Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
16/04/2024, 11:32
General
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Target
2024-04-16_996652cd5363ede350dd6d5dc76e0160_cryptolocker.exe
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Size
128KB
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MD5
996652cd5363ede350dd6d5dc76e0160
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SHA1
5d6844bd543a8c2c65c940c946ef86014051c9ea
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SHA256
d3194056c99be838bada2ef98be1fa34d54364072c85547a37678341fa99a45f
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SHA512
5b86b14c192619f7e3e79cdf2c5cdcef42c90485658e99d26c8d0119ef8e941f3c9ffc106369b49b2ea6f7266841e822e128ec22314d391e110f666bf1191834
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1ebHkr:AnBdOOtEvwDpj6zS
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\2024-04-16_996652cd5363ede350dd6d5dc76e0160_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-16_996652cd5363ede350dd6d5dc76e0160_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
128KB
MD57b483d17d0d42675a6f542af2d270511
SHA1867c3ba30e3a4dcbfcb12a2b1de36886b611dd22
SHA2562953517f5f4d2d3df253b227e10bd8f754431b3f1a45c897ab99222c65a3ef32
SHA5127574908b4d4aeec18da10c2a03b7dd7cc1264c42f38741411e6248c383cd59201ed98baa554e0830d84be8f2ac18d40b07935a7b187f0d9c5881724af28b717d
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB