Analysis
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max time kernel
159s -
max time network
166s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
12/03/2024, 00:40
General
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Target
2024-03-12_fd4b47312beb79ad78fe75d8ccd589fe_cryptolocker.exe
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Size
56KB
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MD5
fd4b47312beb79ad78fe75d8ccd589fe
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SHA1
ab6fd80780032d01e4d823ac581ebcefb0a20809
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SHA256
b843bb066756b44aaa7b6d79587604f7095a54a2afcdf113e3d341aecd88ac80
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SHA512
fc8b8baf901a440b4374d2dcf712a4e5325599cc820cc9857d46a10cb4a3b2d8b7e89ff3e9a30cd3073ad353a73e627b7c876f7fa0b3ce0daf0e494d8027c599
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iHn:z6QFElP6n+gKmddpMOtEvwDpj9aYa9n
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\2024-03-12_fd4b47312beb79ad78fe75d8ccd589fe_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-12_fd4b47312beb79ad78fe75d8ccd589fe_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
56KB
MD5fac1f3a36e2f78157940f5c7e65e1b50
SHA1816bf699fe5d04266e316b46821a3051d34f6f2e
SHA2566584a840006a0d381403bd46e2a037ef6f9f6bc94759005d740b404decc8e697
SHA512c6cbc5a15f10ae7a2fce2f3136af5f9614cf555674dae014320de865471c65417169ebdf4a6dd2cd768f2e66282ae6915481dd9c8f0e362c63bbad76a28a1659
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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