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
28-04-2024 05:39
General
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Target
2024-04-28_93979da96b7ac9fe5fc0ae359ab48c2e_cryptolocker.exe
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Size
47KB
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MD5
93979da96b7ac9fe5fc0ae359ab48c2e
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SHA1
eb24e6d4366b4caaf042ad4c631f59011d3b6aa1
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SHA256
00d7991359dc492f4904dac7295f2e45e32c84ea7f59a9beb7b39d099b39b241
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SHA512
8a6573d19d1edfb3605b899930d84511ae266db859aad1617917ebf071e2538307e9108253523faf03f3e1b0b7b712b46cce76c1618f817aaacc154bf94ff544
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SSDEEP
768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2MoA5:qmbhXDmjr5MOtEvwDpj5cDtKkQZQg
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 4 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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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\2024-04-28_93979da96b7ac9fe5fc0ae359ab48c2e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-28_93979da96b7ac9fe5fc0ae359ab48c2e_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
47KB
MD59d794f60e299a7404fd299581b222ff6
SHA14848053d7793b0e1401d9ffb31e3e35c99101501
SHA25619037b7e0b735035d461b6eda547b9ace7e4a2d5cdb620aa269304195db13825
SHA5121be829d5a9755077084062001fbc91bc583db6756766c1742111f138e40aec58e8bfa7271290351d4876d148a71a4231acbb531a91d4f901a023d9247cc5730e
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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