Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
24-01-2024 02:26
General
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Target
2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker.exe
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Size
62KB
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MD5
35c949ca32f001bdc3df1fa4e35c4840
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SHA1
b152b64688ec0ffd9d6ffe3d98a8fc65381b6a5a
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SHA256
d6b92b76b964f2b1b2d134943e56b758966e891f59f73db3d143381e3ecedcfb
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SHA512
72b6995346be111ab248aa7de1ecd48e0fd01acef04ba89e9ebf4e5e6d757b36ddfdb420252deaf6636fabcf07c2551b2ae63310daf3cd28b4c0828fc4541080
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwfXTT:zj+soPSMOtEvwDpj4kpmeLmnwTT
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\2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_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
63KB
MD57a847c21b139d1ad6d58f2710e43cd6c
SHA19cca7d7aba31ecb7f46edf5ff7dd72c12de3c644
SHA256dfc729f5b55813ec7df09d087833903180c0d46b1dc996c1b1af19d3bfa48eab
SHA512432aab9c2eff24e4e06ef6201a0fe83dd250ade4d3c0806e9dc358d29e2ccaa529224912e7e3ed07e808a6400d60e0af02cd0f844121fe2e2068ea62f44c9f39
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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
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Filesize
64KB