Analysis
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max time kernel
140s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
12/02/2024, 20:22
General
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Target
2024-02-12_d47598ee9abcd9729faf857677773caf_cryptolocker.exe
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Size
123KB
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MD5
d47598ee9abcd9729faf857677773caf
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SHA1
99951d8df0aebeb017651df3271b2b193193fc1c
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SHA256
7a5152e2716baff3bea5b116fc334c554e4fff13a2b038dba6d89dc73d8f68fa
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SHA512
91323a4a30bc5418168cb4700dc256cf5e091e87df424e8f1b12fb5b326060a14068e73a1616d70c63e3f7506778b8e47b3b56e9d0c1ed2ed61d669c8df217e9
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SSDEEP
1536:gUj+AIMOtEvwDpjNbwQEIPlemUhYwkkxE4q+:vCA9OtEvwDpjA
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
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Detection of Cryptolocker Samples 1 IoCs
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Checks computer location settings 2 TTPs 2 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\2024-02-12_d47598ee9abcd9729faf857677773caf_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_d47598ee9abcd9729faf857677773caf_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⤵
- Checks computer location settings
- 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
123KB
MD52c21bef8218d8c3bce4136a5314c259d
SHA1a00120b398a722f47255f33a3e4494fbb28c9d0d
SHA256de286e88cd96b4cce663a739a4d9f4f3ac2869d9c0ac18aa8e40aee733f653c9
SHA512b1d204ca1fb95b11e0f72b9c258c4b2244d4998cf7d91913289a6d61f82942730c31c045349a7c3da64752d75d8ffded28dc674d601bcf2aa632046311e1a6eb
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB