Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
30/05/2024, 06:32
General
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Target
2024-05-30_2d80b0f01ba71d059f6a6fd4a7e8c7a3_cryptolocker.exe
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Size
91KB
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MD5
2d80b0f01ba71d059f6a6fd4a7e8c7a3
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SHA1
e56a62a8514500c0caa62038d74f68cc7e136bbc
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SHA256
6f2ea47715f6af4c0d499a9138d262bd89dab4f7230d88fef3e8b6d3d995aa79
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SHA512
e0d36a5de5d64730eae14d6fa1a9217c82ab4e82b262ebaff87a30c415c7b65a30897d2ee752b19f001c96b1cacf9a7b1bb862b2498284810e1641572b5384c8
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/c:n6a+1SEOtEvwDpjYYvQd2PD
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-30_2d80b0f01ba71d059f6a6fd4a7e8c7a3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-30_2d80b0f01ba71d059f6a6fd4a7e8c7a3_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
91KB
MD5eded4fd4b4d706e5ec0be53d0b361bef
SHA16f29cae4fede1cfab2da697fc8e0d409e233da60
SHA256780be9718b975b108b9b9c9b7f20c4e6a92bbb4e812d56b7db884ff93c206191
SHA512fafa21ef5e5bac9b670f1e3ac7debd1deac0debf0c641601efb8fbf11b523a8bf5a78df9eef326efa224ef3d98b41869ae87b59ac419c3cd4e40610e6b666d2c
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Filesize
64KB
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB