Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13/02/2024, 05:28
General
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Target
2024-02-13_90e3d57c4e615e70211a70cae1260472_cryptolocker.exe
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Size
56KB
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MD5
90e3d57c4e615e70211a70cae1260472
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SHA1
31739156cb3d62202b0981c29cb262c153a0036c
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SHA256
ad9feeb9215b06b14e4d68d29eb37b2b0b5271d32d807908dfe395b1fe844f68
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SHA512
9d50758fecde8aa828d2af26e3ff1600df3fa2c7f310377d1021338302ee49dc4048a635d58f0d765a8699965a1caec038384bc6cba4228cf6aa8737dd1be81e
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ap+LV:z6QFElP6n+gKmddpMOtEvwDpj9aYa0
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\2024-02-13_90e3d57c4e615e70211a70cae1260472_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_90e3d57c4e615e70211a70cae1260472_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
57KB
MD59cf9b967d00e0e622334897337b2d9c9
SHA1cbb5f5779b71ee1c69f68798e9617c4f30f2c6f0
SHA256e4499db77f2998b98a8092da88e66479a3f01da2ac00cac86957c8f101f1d81e
SHA512d0dd047c886b49597a13709af265bd7ffd66baf48a49171cf456023e725275458c4622cc8db4e6d1113e5714822ea1ac2a9c60828aaf2861b89a24d4dd8db9ad
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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