Analysis
- max time kernel
121s - max time network
126s - platform
windows7_x64 - resource
win7-20241010-en - resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system - submitted
24/03/2025, 12:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dekont.pdf.exe
Resource
win7-20241010-en
6 signatures
150 seconds
General
- Target dekont.pdf.exe
- Size 628KB
- Sample250324-pltwdstkt4
- SHA256 3fbcec3b7e1d2b8efef9e2ab1be54a55e2252166cd357fc2ee9cb42581851365
- MD5 c7c545bdd0ba6aba5dc454df13b928e4
- SHA1 616f2fb37d07cf17c69326fcef5c91005f5b13a0
- SHA512 fc4c382d801fd09dbcea48310ee49990544cfd19f9148c741dbc42f3a137affafc8d631cd5e596bf5d550262e7b377fbbd54065af90188d7643b4fe86b14509a
- SSDEEP 12288:UwQjvOn6nzx1374EIpk7g47RxiLrZd+mcLBz3YJ3WDN9yoX/:jQj2n6n/Spkn7Rkd+mC13S3wyoX
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1300 powershell.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 dekont.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe - Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 2296 dekont.pdf.exe 1300 powershell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2296 dekont.pdf.exe Token: SeDebugPrivilege 1300 powershell.exe - Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2296 wrote to memory of 1300 2296 dekont.pdf.exe 31 PID 2296 wrote to memory of 1300 2296 dekont.pdf.exe 31 PID 2296 wrote to memory of 1300 2296 dekont.pdf.exe 31 PID 2296 wrote to memory of 1300 2296 dekont.pdf.exe 31 PID 2296 wrote to memory of 2700 2296 dekont.pdf.exe 33 PID 2296 wrote to memory of 2700 2296 dekont.pdf.exe 33 PID 2296 wrote to memory of 2700 2296 dekont.pdf.exe 33 PID 2296 wrote to memory of 2700 2296 dekont.pdf.exe 33 PID 2296 wrote to memory of 2812 2296 dekont.pdf.exe 34 PID 2296 wrote to memory of 2812 2296 dekont.pdf.exe 34 PID 2296 wrote to memory of 2812 2296 dekont.pdf.exe 34 PID 2296 wrote to memory of 2812 2296 dekont.pdf.exe 34 PID 2296 wrote to memory of 2816 2296 dekont.pdf.exe 35 PID 2296 wrote to memory of 2816 2296 dekont.pdf.exe 35 PID 2296 wrote to memory of 2816 2296 dekont.pdf.exe 35 PID 2296 wrote to memory of 2816 2296 dekont.pdf.exe 35 PID 2296 wrote to memory of 2856 2296 dekont.pdf.exe 36 PID 2296 wrote to memory of 2856 2296 dekont.pdf.exe 36 PID 2296 wrote to memory of 2856 2296 dekont.pdf.exe 36 PID 2296 wrote to memory of 2856 2296 dekont.pdf.exe 36 PID 2296 wrote to memory of 2872 2296 dekont.pdf.exe 37 PID 2296 wrote to memory of 2872 2296 dekont.pdf.exe 37 PID 2296 wrote to memory of 2872 2296 dekont.pdf.exe 37 PID 2296 wrote to memory of 2872 2296 dekont.pdf.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1300
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵PID:2700
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵PID:2812
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵PID:2816
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵PID:2856
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C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"C:\Users\Admin\AppData\Local\Temp\dekont.pdf.exe"2⤵PID:2872
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