Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
19-02-2024 17:32
General
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Target
2024-02-19_69ec62da0503b66e43cd734698c21e8c_cryptolocker.exe
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Size
55KB
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MD5
69ec62da0503b66e43cd734698c21e8c
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SHA1
2af61efb4cf8c74d7ddde29ea63954dc6fcca92a
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SHA256
4a0d3d1c871ef62f3789a6ad48a664bf0e8b7c1f68b034fd4edc34622db4855d
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SHA512
61030d31b7cdb33304e86fc0c1961944af5c4e6c607050c819ed6463061a19d404e234af0b5667df6980d8addd839aeaa9cbda03f9f9d761b50fb3346eb4e983
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7Wwfel:6j+1NMOtEvwDpjr8oxEql
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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Detects executables built or packed with MPress PE compressor 4 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\2024-02-19_69ec62da0503b66e43cd734698c21e8c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-19_69ec62da0503b66e43cd734698c21e8c_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
55KB
MD518e05db05cb3688815df00afd6fb6393
SHA16cddba3283e4d7e6b60443d885323ff8864901d3
SHA25608d310fd410d6ff27aff21e365fabc96a0595741f199cb7c7ef680e608e311f7
SHA51285932361c34bc4874f0506a14afae7309082a5765ba8a3b6c2e6dae7aae9db5d49e6a2b79a3a2f2ac0583ccd32d0b0e22b1f1a709bfd4920b08fce3d8084665e
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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
24KB
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Filesize
60KB