Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
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submitted
22-02-2024 06:05
General
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Target
2024-02-22_c36f08de0e4fd891e5b296fa1aff3ef9_cryptolocker.exe
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Size
60KB
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MD5
c36f08de0e4fd891e5b296fa1aff3ef9
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SHA1
33edd804164f63a79015ddac3581f11b704dd8c0
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SHA256
4b67fec7eb0d4f6994dd39774e22745e3bdc882ba771cd158544732eed16122c
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SHA512
6fcf9bc10adced6c87b1d4307428e3d4dad8d4f0a07f840061cea0e8575b3893c9f2eff94c40be8921f7e63c34ff6cf64fcf4b294aa95b070ef7945fe92c8c24
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMTI3:TCjsIOtEvwDpj5HE/OUHnSMp
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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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\2024-02-22_c36f08de0e4fd891e5b296fa1aff3ef9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_c36f08de0e4fd891e5b296fa1aff3ef9_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⤵
- 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
60KB
MD58c9a6d3cd257796b6f5a745e5b670070
SHA10354224884846d9803a0c0bb5c831f3a38ae85f7
SHA256615b6ea9eea6539b9f351566885da9a091fad08b2964aefe03954c7c30eb5da2
SHA512633dbe5208d799965dd9348eec69cfd59153047b30100106b5a235145f3ebcb980e7750f86852af016e2a5933fee1d48b94cbafba98f11b3e7f7bf2a5265d214
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB