Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
05/06/2024, 19:29
General
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Target
2024-06-05_18b3c6dbe33be67010bb55786b615ce4_cryptolocker.exe
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Size
67KB
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MD5
18b3c6dbe33be67010bb55786b615ce4
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SHA1
13a23f2a4fb841310f6643ee57822fdd64808d6d
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SHA256
a76c00f724fbc46900ac40a2c1ca3009b424fe55850c2f1f87abfbf49ee4905a
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SHA512
d1d8585cb4037a83c8a3332803521d1c08ea0e44596ed732f2cba00822f85e2c9b9d265e942eea13c61b89f0decce4d9e8b52cf3e3ba992f5177af234fdc71dc
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRb:1nK6a+qdOOtEvwDpja
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-06-05_18b3c6dbe33be67010bb55786b615ce4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-05_18b3c6dbe33be67010bb55786b615ce4_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
68KB
MD569c5fb9e9dabca69856f508c1c538061
SHA18b4856bd3085a32a4c56d46b62f69d4079d5d7e6
SHA25610308fb2a089331371588377715351c68f3beec0e35747184aabac65a944efd9
SHA512b49982c0049cd7ab5a86468dfd4db20e45d9689086b3c95eb009386745dd1994a98cc18c0b853db3c04d6d7e8eaee1b6126e3b9fcffe7ee8d13fc05a74e9452f
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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
24KB
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Filesize
60KB