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Analysis
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max time kernel
122s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
13/03/2025, 02:09
Static task
static1
Behavioral task
behavioral1
Sample
20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
Skyldsflelsers.ps1
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Skyldsflelsers.ps1
Resource
win10v2004-20250217-en
General
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Target
20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
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Size
819KB
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MD5
969da5cc61a21e2d5fd00a52254ecd8e
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SHA1
3f3cb9fdf47343f8e4d88e5171ad3b57ed6c4bad
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SHA256
20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18
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SHA512
6df74d8e45b5db927d8962e453f379b18ba79dce91a8e0677b55a36c1a57f38c43f677091d280d1abcbcad2b214299aeb02f2784047411e2d62a6e0912556e60
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SSDEEP
12288:1gP0I82X5K+GDnvy1eSLR0lUEkyZtyj6ittqTH3oEuprboHlExvyBBApy2HIxod3:EFJsDnylcpZk64oYEGc+yTARioCLC
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2488 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2488 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2488 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1868 wrote to memory of 2488 1868 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe 31 PID 1868 wrote to memory of 2488 1868 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe 31 PID 1868 wrote to memory of 2488 1868 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe 31 PID 1868 wrote to memory of 2488 1868 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe"C:\Users\Admin\AppData\Local\Temp\20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle hidden "$Telemeters=GC -raw 'C:\Users\Admin\AppData\Local\Temp\gypsoplast\witherdeed\Skyldsflelsers.Pos';$Gonophorous=$Telemeters.SubString(53202,3);.$Gonophorous($Telemeters)"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2488
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