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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
27/04/2024, 05:18
General
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Target
2024-04-27_e69528f772b5dad2626523257bfbd8fb_cryptolocker.exe
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Size
58KB
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MD5
e69528f772b5dad2626523257bfbd8fb
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SHA1
32a5e7b77feaa6904b6b8ddaf39250d706af81a7
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SHA256
c78dc86e837bd2fa7dd104e18890ce86c8c2e20d3421b2e4e3bc516be4e18075
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SHA512
812a7cfea7f295a99bb5bf0b56d4ab69b3da60767a70326778441ee781a0cbf8ccfa98ed1b05f74f8b4b8e4a988e556b2fc57841532df019194bd56525486bba
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPb:H6QFElP6n+gou9cvMOtEvwDpjCpVXO
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\2024-04-27_e69528f772b5dad2626523257bfbd8fb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-27_e69528f772b5dad2626523257bfbd8fb_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
58KB
MD546ad6d8e32d3ffc74f2d698a20b89b3a
SHA1b17f5893503dfe3613491a5941fd5cb5cfc5dffd
SHA2569025a657cf62e010da2784cb29728d98d403e1d59f27a9360315536dc8b198be
SHA5129fd0db3cf67d960ea2bef25dabfbf9d7c0cd71c7195d87b32f769f36c4e2b97dfe9c5770f4576708a17831342fe5927c71788115849a6d92e42e65f8002e0eaf
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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