Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
19-06-2024 19:39
General
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Target
2024-06-19_7b55fb701eb7c0e83a6681cfd04c84d3_cryptolocker.exe
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Size
56KB
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MD5
7b55fb701eb7c0e83a6681cfd04c84d3
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SHA1
90a2ad5768c72c7c7f1570098fc0ee85b9b96909
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SHA256
f4fb07b67c938e4c375998662a577351ca20d89404ac8f710dd03b9047902394
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SHA512
7b7a924204419681d9120f8b3b812889d522b8810fa372a8ec82f4597bb13e1ec12c94a961acd07686bc1c2474bc674a383968459f412fcdebb812c35ed3c676
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7/eUi:6j+1NMOtEvwDpjr8oxExet
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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Detects executables built or packed with MPress PE compressor 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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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\2024-06-19_7b55fb701eb7c0e83a6681cfd04c84d3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-19_7b55fb701eb7c0e83a6681cfd04c84d3_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
56KB
MD58802520501b257a0b0a1726afb9e2571
SHA1e27d1ad6739fb9135c10ec209763287ad18f76e5
SHA256107a1ef03f67833bbe4e6946dd1b391466f4c9fa9b9c11f4c9136aee27c2d98f
SHA512168405d829f8d13926a63d79a7e172ceb92b29c1155bc87710af812348bb7e55dfeb23be3b5550c5bbb21404693ead264b606b123529ed0b7d1f0e172242a14c
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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