Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
19/02/2024, 13:50
General
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Target
2024-02-19_f9baaed4344613f6bd38f173b2d8235e_cryptolocker.exe
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Size
61KB
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MD5
f9baaed4344613f6bd38f173b2d8235e
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SHA1
e16d60aa6f15c03d0a009d5cbdd2b4bda7200fea
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SHA256
63ad287e60abb689ee4b7433d965f450350635b9added7bb632873b2b203804c
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SHA512
431f05958cd5ff4990c6e5deef805356f12621b03fe1c259f38586ef3e7e05a25f8a2e670a97ebb7d7d69e9aaccb5c86c6175486f43dd784ba9c8514cc53aa48
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKG:P8mnK6QFElP6n+gymddpMOtEvwDpjYs
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\2024-02-19_f9baaed4344613f6bd38f173b2d8235e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-19_f9baaed4344613f6bd38f173b2d8235e_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
61KB
MD5b0ddb121057c7ebb04884d7769709696
SHA1c7de7b023d84409be2fe2db7e7a5996f3ac77390
SHA2566c2a37c1341d7c372c4919b9b45d733221e8c4258310deba33ec23707f4e681f
SHA512d2c4909396bae35eaac5a453aafce5503fbcc674a6e02794cf50840b8108b7cb32c4843922dda2646bb6f544bfc3741b4aa14021720c642c29b98f061d544b3e
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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
60KB
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Filesize
64KB