Analysis
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max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
31-12-2023 00:57
General
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Target
226339d89fe8fe00ad0d5aec1f33850c.exe
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Size
300KB
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MD5
226339d89fe8fe00ad0d5aec1f33850c
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SHA1
4072e38b5af51b2496ffba8b1eaa7c281d6b23ff
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SHA256
e0a0e69c7e25cf105ea3bae60b9bbeecee875bcfa320947f87e8ebd8aa53a7f4
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SHA512
82e84e3b87f1c03e1ea72b57e26cf47d2079f98d33d051eca601ba14d0b6fd85349d455246a87b9f407227fd23f2e10ea1d0231e4c4758a9e5594ceffb7ccee6
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SSDEEP
6144:uCH9NOdbgXLW6ZFZKdgMccCysKJp73/4DDVraoS:uCH9o4yyZgvZCZOQDRaoS
Score
7/10
Malware Config
Signatures
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 1 IoCs
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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.
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Modifies registry key 1 TTPs 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\226339d89fe8fe00ad0d5aec1f33850c.exe"C:\Users\Admin\AppData\Local\Temp\226339d89fe8fe00ad0d5aec1f33850c.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exereg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v MicrosoftWinUpdate /d C:\Users\Admin\AppData\Local\Temp\226339d89fe8fe00ad0d5aec1f33850c.exe /f2⤵
- Adds Run key to start application
- Modifies registry key
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
980KB
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Filesize
4KB
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Filesize
980KB
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Filesize
4KB
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Filesize
980KB
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Filesize
980KB