Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
30/05/2024, 07:08
General
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Target
2024-05-30_ed2fa40df958fa8759e4fcd56275191a_cryptolocker.exe
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Size
70KB
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MD5
ed2fa40df958fa8759e4fcd56275191a
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SHA1
de3f59d183b3db433b30db789bad35cd25c12dd4
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SHA256
ea57617bca48df9579cb9f1177ab59d49a95ce46e8a9ceafe69e83d7e99c8612
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SHA512
ee4d91d4a17b8681e7fe0d25f8128ff532f6609520709cb565ff1cf2fdd49abd347b3669a286bc66c8cfb90fa0af1102c1d2e9d951a13ded6d1777d5c4364bab
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PK:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAK
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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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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-30_ed2fa40df958fa8759e4fcd56275191a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-30_ed2fa40df958fa8759e4fcd56275191a_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
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD5b65668df60eef169f08e6d01e122d7ca
SHA162e05f0bec938f4001494534c2c053e60856b90e
SHA2569b763fae7912074dab651708ccafba1e59516c06520ace9e6175fc6dcefefca2
SHA512544273fc2f0d4fde9ffefb3c28fffbbc756dba7253c5a8829acb3aa20b3db0822ddfc3636c8ebd5978d0d089218d00d6149f6f86877d94b8001fb36be380e0a7
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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