Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
27-03-2024 04:01
General
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Target
2024-03-27_9e1c769ece5cca16362a3b985684d637_cryptolocker.exe
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Size
95KB
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MD5
9e1c769ece5cca16362a3b985684d637
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SHA1
4baed4c663e59814a789829795ecc24d8f2015b5
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SHA256
82e5472ee8cf3cf7c3959f47eacfe79bfed10d5df7315605dc138bf0677f172a
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SHA512
e3f571377f83993464196392edffb57a01fff49ac8fe70cb69acf70db5bef1f42b9ecdd1c547c3a14ed72be8ad08210750cfeb7da4358a63e99805ee7729ef34
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01j:AnBdOOtEvwDpj6zB
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\2024-03-27_9e1c769ece5cca16362a3b985684d637_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-27_9e1c769ece5cca16362a3b985684d637_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
95KB
MD504ed42eb262e4fa58c00ad0a73652c30
SHA104eabd7089caef417007e8816870bbcc5bd1bbf5
SHA25632d9d87953ae7a8aa360236b6415fc68e162cfd482ded2b1f0bb14c2ad8ea806
SHA5125c7b5db7aee816f3e02f9d137b1a436a0267a7e1e604a294dee0ad0d813458566efd4ca3f68cab6753b974aa8cc33abf2323b1d0eae8224c3d2f39fe78197bab
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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
60KB
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Filesize
24KB
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Filesize
60KB