Analysis
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max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
26-04-2024 15:45
General
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Target
2024-04-26_fff264b62a79432a396a62b33a9be8f6_cryptolocker.exe
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Size
86KB
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MD5
fff264b62a79432a396a62b33a9be8f6
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SHA1
f21e67aa3050027b92281bd444d95e20a711c52d
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SHA256
01ee09db133bfb41e29e187d4ba7e3f915d626923f6965c9dab32a2fb4c3bb88
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SHA512
317277d31b247222041b4a6baa01876e9a761690f060a7abbcc7c4e02c44d04e8d975ca5af3f9322c0bf72b0691db8818a2613cb3b180393ac7819093c8e004a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/3/:zCsanOtEvwDpj9
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-04-26_fff264b62a79432a396a62b33a9be8f6_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-26_fff264b62a79432a396a62b33a9be8f6_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
86KB
MD57e567d05a776e64db94059ad2a336a04
SHA18e8a4457ac91e10eb48c41028007713267ee269d
SHA2569d6afdf9665947b45ba8733679caee8e540e1c175ec36e1301ce8dc56cdc1620
SHA512b83faa7031bdf3ba197b88db6e162b7fb9b211439cba84485e38a4d158ed584cc4e9f7cf0a56363d6ba097f927609e7db2a2eecc10379eb9281aedbc4168ad1b
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Filesize
24KB
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB