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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
01/06/2024, 13:28
General
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Target
2024-06-01_32b2b3fd2a1a78370d4fec53bb7d2a14_cryptolocker.exe
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Size
40KB
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MD5
32b2b3fd2a1a78370d4fec53bb7d2a14
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SHA1
5b4ea47498dc2f7af58978cd007479ab7e4d2194
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SHA256
0d2fa4dca03312d35baf7a06ebcb0e784d6348aecc628a015067eb0ff473d2c1
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SHA512
3d22a0d43032a45cac2020fd3a187985f6087cdfb58e1ae06c02fd89f0becc4aebc4a71d63fe0528397af946ceb3618a0aa97b17f0e11ca963ed872fb570f7d1
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8g:qDdFJy3QMOtEvwDpjjWMl7Tdn8g
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\2024-06-01_32b2b3fd2a1a78370d4fec53bb7d2a14_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-01_32b2b3fd2a1a78370d4fec53bb7d2a14_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
40KB
MD52d8d68ca2ca9f506ac83dc4d0e6dbf9a
SHA183763c9371d827ca9fe309d189fafb9904a6ab59
SHA256f4a0b67e2b1c32226972c60f69bfd1b13947fcb00ce0d54f11c31dce49cea0c3
SHA5121851c415ce232a6ef0d166147174ec2839b12aa31f54805548dded7224ee1c5b03b913fd9680aa3ecc151f2ef551cd50962511f8b4b9204f4842a9c1a148250c
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Filesize
64KB
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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
24KB
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Filesize
64KB