Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
14/03/2024, 11:28
General
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Target
2024-03-14_1b6dd98a25d076f0e105c0d8933edcdb_cryptolocker.exe
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Size
108KB
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MD5
1b6dd98a25d076f0e105c0d8933edcdb
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SHA1
2ff6c59d948e01963d6cc4dd6bc8d091c31edbf9
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SHA256
9969aef72014ec59b178e94dd1f62c546dfb2d01461f2aa4ce18187461833de2
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SHA512
86b40fa7d53158d74864552b1de060444896d98d43dcc8d86ef35e4772b704d5ed6ad17983e3992eec96214d2ffd61f1225a6753c11fc87a7d89c3c06c99345b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszfl:1nK6a+qdOOtEvwDpjR
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\2024-03-14_1b6dd98a25d076f0e105c0d8933edcdb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-14_1b6dd98a25d076f0e105c0d8933edcdb_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
108KB
MD57f2f6bbdd63c790b239c3e6c3d6f080c
SHA16c9c202df0f55826006f79aa70680220c51f642e
SHA25626aee6b6fe2090c51791be80dba30b52a5310edd785a0742381f4753f930565b
SHA5124b8cfe6df58de07faeb9edc2e8cc52fe7ec7564336e7dc63b9134f5b2d89b1ceeb79f7e8fcb50c5b1b65f098973c172eb83e0bfd2c967ac5ab487f7a6780bc2c
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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