Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
17/05/2024, 06:32
General
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Target
2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker.exe
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Size
78KB
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MD5
ac5a12d6211e98b4b950b8afe6180770
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SHA1
c45bff96e64d2c57f25d3a3e705c546d28da4d7a
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SHA256
da6ad96018452fce965f65fa7eacdf35179480fe199f1c5f3b206fdd96ae729b
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SHA512
dc31ae4fa06732393ecbb5666a99399b981d53fd1f1a3d01e460613d767587a157ae13947124f1c04c7d1b9d4d7b210213efb46ee74be085394abf817032eba4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnF:T6a+rdOOtEvwDpjNtHPO
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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UPX dump on OEP (original entry point) 4 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 4 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\2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-17_ac5a12d6211e98b4b950b8afe6180770_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
78KB
MD52f746d17a31295b50ad0009b98cbfd25
SHA12d475e903ad087476cb3e87d8e758b40f4b2afea
SHA256ab44574cae02491647c4ac6ba68dee859548e0edc82336e3c0740925a93f230a
SHA512e51de827410cad86437d7b0df673e544452394f7802c1370dd90943239a2f37d8576f59c0f76642337eec890ebb8dd73bc7f0b17a37df6a91b590a3ffbd2960c
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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
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Filesize
64KB