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Analysis
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max time kernel
93s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
11/04/2024, 07:55
General
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Target
2024-04-11_eb9438a68f6909f174efe04359b5f237_cryptolocker.exe
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Size
47KB
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MD5
eb9438a68f6909f174efe04359b5f237
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SHA1
357cb3b229226451344677604ad3f34ad57e91c8
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SHA256
fd93747bfe35b4daeebafd6bb182ff90616fa54700cc9f3d669bace631045cda
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SHA512
e4d387af31cef3ec14197df3cf0e6311704ec7e368d5be988542f5feeaef3cef256836a4018db8733cc21e3d0b7437397779bdbba82bc082d6378f399187af94
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/BdmR12:XS5nQJ24LR1bytOOtEvwDpjNbP/bmD2
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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Detects executables built or packed with MPress PE compressor 5 IoCs
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-11_eb9438a68f6909f174efe04359b5f237_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-11_eb9438a68f6909f174efe04359b5f237_cryptolocker.exe"1⤵
- Checks computer location settings
- 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⤵
- Checks computer location settings
- 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
47KB
MD546a4b6a679d6ae0a6db84cdb59e37aec
SHA11d4af709864919517ce00d3744049fc291eb907a
SHA256377584b871594da8d18cd8d19ff7ec2d789b3287a06e84db15f05fcbff1ea28a
SHA51266a516982c5ca0f8a4ffcb9bdd394c725b2ffc9dc6638c99aa425d6a68f7e60eb4059c3479df9c4b74c527b2350413204f20bd95f3116e55147d03581669bafd
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Filesize
1KB
MD5850bdf39592f07c41647024a74867312
SHA1265edd1b41fbb329269f1252f2ce32f9a4072c22
SHA25633416d95d3a7588dffdb1470f393be745cdd4cd47e301885249efd736d7d4ed9
SHA5124aada798fbacf0e5099b2bcb7df78d7e78b5ca5d4f47e3436f7a098b3a21d9a4496db00b7767c8d45b0d2544f070dd486cade06dd12b2c2b6fde99188eeb9a7f
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB