Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
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submitted
22/02/2024, 09:09
General
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Target
2024-02-22_bc8095797850e812fbd738d5c84a52c8_cryptolocker.exe
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Size
40KB
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MD5
bc8095797850e812fbd738d5c84a52c8
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SHA1
05a7ea1416ba237d48d629ed6f1eae278f17463a
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SHA256
f1a8816ee5b6b71b088308e04ca53f455ad2f636e839fec9893b0a4d09489bae
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SHA512
622c19dfc13f7d3e8b5967a2033e6bfe694bd7bd37a524988a0aa945d3c62cfd78ef383f228166f3a6857ec8f597bab389cc5b82e36c729df669ef12fe9495e1
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtXU:6j+1NMOtEvwDpjrR2XU
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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Detects executables built or packed with MPress PE compressor 4 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-22_bc8095797850e812fbd738d5c84a52c8_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_bc8095797850e812fbd738d5c84a52c8_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
41KB
MD535b50003cbaff3326a9c33b08ca1f375
SHA18ac0f9029b6683fb02294d19ca319f90713d6b9e
SHA256074ea05f60f449545606bc038f16621cab11a3f2cc33da0d5331a993d0611fbe
SHA5128f6bc8bd09965ac2aa5268851216ec983336ed5e576836ff98cf97526d588580eef39374a3b9e048fea5b81d2b2ef817f4619a72e095e712f6d62b42d09cdcf8
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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