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Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
06/02/2024, 21:33
Behavioral task
behavioral1
Sample
b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe
Resource
win10v2004-20231215-en
General
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Target
b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe
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Size
3.4MB
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MD5
0533236ea3a8f3930c686b66dcb140ed
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SHA1
5383ee99aef644d86f908932f9e772ca75ba759d
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SHA256
b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff
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SHA512
985983db64c19547473e7154126b3d3ade3068d5cf0e92b84ae30740f7d80c9a9f4bd0fb73a2b828b5d29b9a493e0eedf6a5ba8b669eb2d7a82021e9f34eb466
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SSDEEP
49152:6EjEamQb2OguN8Dfk5JEG14wv2QwnN4iTapOcaPKfjtD8cEOxeuxzS2hPV5T1gWQ:6EjlmQbfgSgwvSnN4iVJuS0xJdzYUqx
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 1044 b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\F: b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1044 b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe"C:\Users\Admin\AppData\Local\Temp\b37e00f1cc2944e0844f3af9f2dcb45dfebdd1ed8bfe6ef605fd0633cfa29bff.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
PID:1044
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
74KB
MD52814acbd607ba47bdbcdf6ac3076ee95
SHA150ab892071bed2bb2365ca1d4bf5594e71c6b13b
SHA2565904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67
SHA51234c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498