Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
18-02-2024 11:38
General
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Target
2024-02-18_51d072cca623f565d92a38598c641483_cryptolocker.exe
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Size
64KB
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MD5
51d072cca623f565d92a38598c641483
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SHA1
ba80a793ac3f72b1b8ccd4e9958ec5ed372eba92
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SHA256
33f28e1583ce6142dc26f5c5494edfabd6accf01c787f975617a02233e3364b6
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SHA512
0e17cbf2a76bf9f1f4a9cec514fd1f18de333e4ef90ce13eccde0c3d173bfe9bcb3d34cb877fa7c5051141bd5b9e80cdb49a510b56e93f4970d7a766921563e4
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5km:zj+soPSMOtEvwDpj4kpmeLmQm
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\2024-02-18_51d072cca623f565d92a38598c641483_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-18_51d072cca623f565d92a38598c641483_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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⤵
- 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
64KB
MD5fd3548e37ac69c8c578e9383fe88a426
SHA1b9993f458dd6734ce286e366430a2754a6a32349
SHA25697308913d68bcd5f21c2dfb21326af38dae13ef0b9b9533b8fbf42068e44cbcc
SHA512c46655984cbd160b604c98e27c8edc3d2c76cd833715334127e1d6cbb39b80f4eb9728a95e4df71d34d487dec863948006a712cb8b3a3ba03286f6b80e8c16f5
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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
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB