Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
09-06-2024 23:37
General
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Target
2024-06-09_6f8fe7c0a00b391c88a56b3df299cc8e_cryptolocker.exe
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Size
38KB
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MD5
6f8fe7c0a00b391c88a56b3df299cc8e
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SHA1
d250c9331d8f0bf46fcd46eebecbb4aea94e7c80
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SHA256
2fa1ef53ded5165bf43005ba7c922946a4e1d9750084b47d2804841f19f7f6c5
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SHA512
5b0f5e21c0e2a3ea1eea2ec5817b9c7ef7a90f3e03f6bbdebd53090249b7a53ab908f351f13205704e67c2f17cf39a5a6d1c7fa97d0a837261a186462793cda9
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsO:qDdFJy3QMOtEvwDpjjWMl7Tdt
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\2024-06-09_6f8fe7c0a00b391c88a56b3df299cc8e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-09_6f8fe7c0a00b391c88a56b3df299cc8e_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
38KB
MD5376e7c8ece0bb4d8de3677759fe07576
SHA1be7d148b85d3a50cb7e33c772d303604eaa8a0d3
SHA2565eed963c1c748e66a4cde90d56674dd095a2a85fbc189dab6aa10ec9ef766a12
SHA512c9ede85fdef3f656e86b72f464f9e0c5401cd8bae152361f4b960b04071bf8c9b74991b01c8e0b50ab0f5cf86eb9c71ed9f76c61f671d60c566c4fe3d2e61540
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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
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB