Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
08-04-2024 18:25
General
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Target
2024-04-08_0b4efc885207c6884d888a076b620c68_cryptolocker.exe
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Size
64KB
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MD5
0b4efc885207c6884d888a076b620c68
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SHA1
1329ff510b97e8aa95afabbf8357adfbb1e33b4b
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SHA256
2992da3f6a6003384c42c112823e6ae861746cac6fac6685df8186fbae970946
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SHA512
16f2fab1a2756ffd005e6d602161d26fa26b03b637d1530b1172db88e289ea2996f2d080886faf84dc96ffff1af9e798a6f4b8c02d597d107d7da03c43793c94
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AKR:zj+soPSMOtEvwDpj4kpmeLmQlAi
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) 5 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 5 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\2024-04-08_0b4efc885207c6884d888a076b620c68_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-08_0b4efc885207c6884d888a076b620c68_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
MD5eddb758386faca97cfcf7e9e666a5fb1
SHA12223d3aac2b7be2963269c14b2fab0cbf41132a2
SHA256b14e0373fdb2550636cedf5e12a295eab9a7a24a86f6424d6ee7b0f71ea99248
SHA512780a0872ab80a36d4b3a2bf8463fe47e6c17729768bf2a5a10bdf18faf3680b39436c049b42cd2e68f96ef6395885f133d4f84971c7ad1e331a5d75251f71c19
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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
64KB
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Filesize
64KB