Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
21-05-2024 19:23
General
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Target
2024-05-21_197271b6c0ce5eeaabadf01f9262dfe7_cryptolocker.exe
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Size
47KB
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MD5
197271b6c0ce5eeaabadf01f9262dfe7
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SHA1
213d63b55103b514cdfb39ecbda641144d423539
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SHA256
3bbb2c91f03ca847f1af7fb4a91112f07e09176ea8abbf25f585d74258a3ce9c
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SHA512
9f68533630526ab56a88440b307ab5a554b61722748de1f6c9e9e9141875a7fa10de1d268eea3054faa197d5ffb915fd1af4972128d4fef36b1b5b1c2957ddb3
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBKccJVODvy3Sp8i:79mqyNhQMOtEvwDpjBzckqSui
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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Checks computer location settings 2 TTPs 1 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\2024-05-21_197271b6c0ce5eeaabadf01f9262dfe7_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-21_197271b6c0ce5eeaabadf01f9262dfe7_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
47KB
MD523116854284dc4555850117ed0b833c5
SHA14dfb216dcd1df7aae6de8860467fb52a9edfbb69
SHA256f9c87612fb73e53f58a9bdea57d0bc2e0d390072d2f1c3461a1d210670bc1f91
SHA5128e589b8370772e5330c53c861837aaba512250b3d8ce34c0c2635c9953a6ea66b70b539dd19362296d0b01596ee9d2267a091c693a736aed2fafc9599e2f41ea
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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