Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
12-02-2024 20:04
General
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Target
2024-02-12_7ff07bd79437190f60e27d157b5812ec_cryptolocker.exe
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Size
31KB
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MD5
7ff07bd79437190f60e27d157b5812ec
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SHA1
40ecce7fd3fee479ad07a67a2102366354a2936f
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SHA256
539866a5e63c1e60778e27aee28f53687f6749599357ade2e845ecce2d58fb99
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SHA512
beec26f401a892acf0951b691948cb317781627f8a7b2a8584861bbff19d8585df78053ac49a18f31e1b684b0ed6843f96d5977bd46b9bf663536dcbacbe0552
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SSDEEP
384:bmM0V/YPvnr801TRoUGPh4TKt6ATt1DqgPa3s/zzoCt9/Bud:b7o/2n1TCraU6GD1a4Xt9a
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 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 UnmapMainImage 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-12_7ff07bd79437190f60e27d157b5812ec_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_7ff07bd79437190f60e27d157b5812ec_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\rewok.exe"C:\Users\Admin\AppData\Local\Temp\rewok.exe"2⤵
- Executes dropped EXE
- Suspicious use of UnmapMainImage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
31KB
MD5229af130f58f28cc9bd5704ad8c67865
SHA18067e4efa36b46f06a52074302e89aed73ca02d2
SHA25603b418590214d1e431b7b292d05a4a35bd197f7cdb539bbf371fd0e77bd825ce
SHA5125e288239b2202dc01dd30207e3dfb6dfe15eb06e0dee383379e8e377cc6c6fdee8274d2c39c4ae1c104004d42921d058e8b3c244bcb81dd829a39c41eb8ba40e
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB