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
11/06/2024, 16:11
General
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Target
2024-06-11_c01888efcc1234efbf23fbc4a062055d_cryptolocker.exe
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Size
66KB
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MD5
c01888efcc1234efbf23fbc4a062055d
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SHA1
563f133dbc5534312b8142c60e51b95e9b077fb0
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SHA256
cb0e88fe86dee48bab257cf4c8e3691ba7532ac965ec70cf60110d1ea0a067ae
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SHA512
883175cc91195d7ade7649fe8c54ef1a995bad2d85088668dd472439d916013b56761f3968408e2d1150e360b7e223f1b1e4968b188487229a57fa74cdd9605b
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsijd:BbdDmjr+OtEvwDpjM8Q
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-06-11_c01888efcc1234efbf23fbc4a062055d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-11_c01888efcc1234efbf23fbc4a062055d_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
66KB
MD5a0d76f4705e643d835789f1d096c8360
SHA1e9fd236dad7a331cf2d545afe197ad7a28bf2776
SHA2563f35f8b1613ac1fc01dfe002a3edb84b41c6e92870b1e5c05f52ed31121dd439
SHA512b59466fbfc0c811f24eb8beaf5fe27427c18b45b4a6d61456df32347602f407ece5dc95cb6541e347cb5d859396bffbc1835d6c746865c008e799ac553e56bbf
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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