Analysis
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max time kernel
99s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2024 14:29
Static task
static1
Behavioral task
behavioral1
Sample
f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe
Resource
win7-20240903-en
General
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Target
f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe
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Size
465KB
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MD5
bef7b9cc93d19e58e1e6b85f037c1880
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SHA1
d4dabcb89411255f36e9acc1e28340ce568fcd9a
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SHA256
f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86
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SHA512
7a38da97e14fe1d024513e8b5edc6ab7d0a175d70b18b349433fb390458160410765990fc69050421a89830d73ef969bdd7b0999604d180f412efc9c52dd0f03
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SSDEEP
6144:1apTY8rHhrHzJSiN2253yIqunx6q+wHMr9spcz8AT1GvQKAE3k0D3rAQhg7azirV:1apMMBHIWCIqu5+LK6T1BXE3FYYirXBf
Malware Config
Signatures
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Imminent family
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Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini regasm.exe File opened for modification C:\Windows\assembly\Desktop.ini regasm.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3564 set thread context of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly regasm.exe File created C:\Windows\assembly\Desktop.ini regasm.exe File opened for modification C:\Windows\assembly\Desktop.ini regasm.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regasm.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2768 regasm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2768 regasm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2768 regasm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96 PID 3564 wrote to memory of 2768 3564 f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe"C:\Users\Admin\AppData\Local\Temp\f809ab7cf60ad1e50d4a2a0a9e0a6270c1e20188b2d899194caf2c5a06e85b86.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"2⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2768
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