Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
15-03-2024 19:53
General
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Target
2024-03-15_e8a154f09da2d365d91051e8a3683be5_cryptolocker.exe
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Size
71KB
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MD5
e8a154f09da2d365d91051e8a3683be5
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SHA1
e1a5b0522737d8af78621027d20f978de3b9e4cd
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SHA256
c227ce44f7ecaf9db78123b02bb00dd9591f702c6fe5414b62d14c1bc84f7108
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SHA512
54a51c749fc5c2df19beef4af6399fb07168aa00255c1efeb32da8b0d7b14dcc73ee5bc6e1719ef3a44b1f2e7bb3578ce7e4d14d4c5832e627435beff3844add
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal3So:1nK6a+qdOOtEvwDpj8h
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-03-15_e8a154f09da2d365d91051e8a3683be5_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-15_e8a154f09da2d365d91051e8a3683be5_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
71KB
MD51e6882ab54c249f438461cf84dcb81d5
SHA1c8ea2cb6a5143697719faf1639f034e4713c49b4
SHA256bcdb6f709186d0b26d42afdae3e8006ea0256a1149e42c8cac0a50fa6f0df916
SHA512be0bbfba4dab012ffc60c83625f9f9105403dfb7bc19b1120beed587544986fd00d141655f9d9ecd7d383d95bd9feb0fcba55249c7a6ee16a32bbd8df3a9e008
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB