Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
14/02/2024, 04:08
General
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Target
2024-02-14_a0cd079923e6b6ec098f88dd42fcc2c4_cryptolocker.exe
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Size
105KB
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MD5
a0cd079923e6b6ec098f88dd42fcc2c4
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SHA1
df53449cc59b18035280d58fa95115046d382a40
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SHA256
e05d200d6e0e685b820acf8c60aa1c6b198244dceca3d27875c2328c7e9fd983
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SHA512
d06809c9a8c67676243f9b9d27d8340358a98ab569ed1eed96abe7d2ba4e6a12c878844c000afd813ed07d9fdb98b5e87bce0e54695094ee3785f0723f640568
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksM:1nK6a+qdOOtEvwDpjM
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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Executes dropped EXE 1 IoCs
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Loads dropped DLL 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-14_a0cd079923e6b6ec098f88dd42fcc2c4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_a0cd079923e6b6ec098f88dd42fcc2c4_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
105KB
MD59f5265179fb6130655f3500c834b1785
SHA17ef81c644bdbd10d1d013ec82837873471c759b8
SHA2569ef782b8936d8fbace106ea6804bbfcc4b5b40298d8ba99327cb004f7bbc4493
SHA512ffc365a8b9d88cb7d6312693b032335ee1c5746104defddb9f2bbd58d63e1bb52433ce01599c7a1e55de214f45b4b66671a6ef8fe47eabde22f7ba486d3ac90d
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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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
64KB
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Filesize
60KB