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Analysis
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max time kernel
152s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/03/2024, 06:32
General
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Target
2024-03-28_23bfd1cf518cbb937de8f6fd3521a66a_cryptolocker.exe
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Size
32KB
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MD5
23bfd1cf518cbb937de8f6fd3521a66a
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SHA1
f969f6aae4fb7bbf44961976aa675ec704e99331
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SHA256
50e15c31a69415d3723c60780e20608c4093a28bcb03e3f83649d7ea0e3b954c
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SHA512
0fa4b77df2189710260c02efff58dcaae3893e4df1d04f2cbd43f60dcdc6d9527098b2adbacac42f857e392b671d0d38dad57484d4fdd75a83207f5926c3ee44
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SSDEEP
768:q0ZziOWwULueOSdE8tOOtEvwDpjeWaJIOc+4tHbjyz:q0zizzOSxMOtEvwDpj/arqc
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-03-28_23bfd1cf518cbb937de8f6fd3521a66a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-28_23bfd1cf518cbb937de8f6fd3521a66a_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
33KB
MD559bb36e46e9bf0f78c88a9c1e75508d2
SHA1a70ee3a57ce4dfb8abc82f28f58b95df4a17d8bd
SHA256c32ef29bf45ebd8b14aac0b1ca3f2289696abcea7d5df305a60e444124b97b1b
SHA512b7f5b81416e900587cf51389ba3290ffc578d972a324dea3beecf7cc13f9e7e8f9c200a9e388440dd513afa462217f27328cd2171d4678efce7840f6f69ef764
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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