Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
20-03-2024 03:00
General
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Target
2024-03-20_e468d4e55c621a391225c5f1b6692c21_cryptolocker.exe
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Size
92KB
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MD5
e468d4e55c621a391225c5f1b6692c21
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SHA1
7b311e2202d35662fe9a369d8deb9664216676a3
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SHA256
60cb315835fc9b2ff9f7af9670008e9f128970d99eb44b511e684030d54dd424
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SHA512
106994f67cdfcc6d15e424d30af3915857dd536c0ea331cbd9dd7878f52e4851f9f2499a315e67be37815b0310ae2202ebcbaf9c5b57358e1a9d582c4b3c5c64
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87FC:zCsanOtEvwDpjc
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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\2024-03-20_e468d4e55c621a391225c5f1b6692c21_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-20_e468d4e55c621a391225c5f1b6692c21_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
92KB
MD54c7815f4f1f23c4e765465edc79b0c61
SHA1966bd51999ecef49d29b0b2314b057ae871e7207
SHA256f3631707c7cb658362578be46f22dc79bf775ae3d48964c96a1a12b9f1cb0807
SHA5129c5e1782a5f01d5afe14fa012bd151f59415b666386b07f1ba653b369c351ad4133bf07c3e7b3f9e1cde24f09ee679bb4437931ebe56a3310798b031ce3e6237
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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