Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
15/03/2024, 19:33
General
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Target
2024-03-15_3db02094a6d0ec3214df24ee859812c8_cryptolocker.exe
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Size
62KB
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MD5
3db02094a6d0ec3214df24ee859812c8
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SHA1
f60105a793cdad1e0654b9422f8f8982c8306f70
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SHA256
ac66af22dcb1899b3de48014c7fba4a9b29a60ac5db4e9faaaf6929500655036
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SHA512
df08748de17531e6fb2924e7ba3219e6c991564a64deb1bb8781c07c9f855f7b9027419f64d4589e05cfd8328f6f4b5335b12925d22dc05033e7b30930b136a9
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsty:BbdDmjr+OtEvwDpjM8E
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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UPX dump on OEP (original entry point) 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\2024-03-15_3db02094a6d0ec3214df24ee859812c8_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-15_3db02094a6d0ec3214df24ee859812c8_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.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
62KB
MD52d28c7b8c935950c1e6e2fc0e9e7a620
SHA1a5b3e8fde18b1bd7b1803da5f941203e7ae88e2b
SHA256b4e84d412f83748a9e484a367ff59e48f1e3de73a02656c4643496971daaa0f3
SHA5127b648b74d532f2711398e5f7dc9c790342a90aea0a77f885471b49f72a42a4df2798c3874e3f719e78cff759256176ca9cd98a4c8953d9321c65c8d039d7210f
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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
24KB
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Filesize
24KB
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Filesize
64KB