Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
27/04/2024, 21:25
General
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Target
2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker.exe
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Size
65KB
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MD5
508cbbc5cb20a598fb57f41b6e8d8d35
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SHA1
6d0ea3bed3f42a4fdad3c4646b3dbd3ed98f05ea
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SHA256
a0e912c8966062a11dab200f8fed208deb601d7051c6f0597c3fd18150f97064
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SHA512
7d3bd23895d43af51dad3d1d635d25b7a0859ede65df15464546cce1e12c5f474089422f76cce015fdca6a79e3e3af36c182b7a1057bd0e1f2ec17515c3f50e3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bh:zj+soPSMOtEvwDpj4kpmeLmQ/h
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\2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_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
65KB
MD52352b82c1c6c0fe083dc21d02ba73bc2
SHA1fbf80dde6bee27488527e4b5ea2f7bfe67eab656
SHA256b4a65a1fe65e181272905992288273cbf11fa39aa782b56f836dc1caf8071e40
SHA512785d760adfe14c1e630e721c36b0649183ca51418881158c804148d4af82a4aed2a06e709b2f1def1b3a95f9769f83dd9c3718431b53ea4e7b7a15da7c441faa
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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