Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
- submitted
23/06/2026, 23:09
General
- Target backgroundimage.exe
- Size 3.6MB
- Sample260623-245rtsgz21
- SHA256 3e1f54d408f0cce16d52ff3745048e48414b52368ef4456792685315941d10a2
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to get system information as a root user.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- UPX packed file 18 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 46 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\backgroundimage.exe"C:\Users\Admin\AppData\Local\Temp\backgroundimage.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Command "(Get-CimInstance -Namespace root/SecurityCenter2 -ClassName AntivirusProduct).displayName -join ', '"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Roaming\WindowsUpdateService\svchost.exeC:\Users\Admin\AppData\Roaming\WindowsUpdateService\svchost.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Command "(Get-CimInstance -Namespace root/SecurityCenter2 -ClassName AntivirusProduct).displayName -join ', '"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
StartupProfileData-NonInteractive
__PSScriptPolicyTest_fjkqoajg.aqo.ps1
svchost.exe
memory/1480-25-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-18-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-5-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-8-0x0000026F38880000-0x0000026F388A2000-memory.dmp
memory/1480-9-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-10-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-11-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-12-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-15-0x0000026F509F0000-0x0000026F50A0E000-memory.dmp
memory/1480-2-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-17-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-1-0x00007FFAD7BAF000-0x00007FFAD7BB0000-memory.dmp
memory/1480-19-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-20-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-21-0x0000026F50B20000-0x0000026F50B2A000-memory.dmp
memory/1480-23-0x0000026F50B60000-0x0000026F50B84000-memory.dmp
memory/1480-22-0x0000026F50B60000-0x0000026F50B8A000-memory.dmp
memory/1480-16-0x0000026F50A60000-0x0000026F50B12000-memory.dmp
memory/1480-4-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/1480-3-0x00007FFAD7A20000-0x00007FFAD83C4000-memory.dmp
memory/2680-0-0x00007FF794900000-0x00007FF797423000-memory.dmp
memory/2680-31-0x00007FF794900000-0x00007FF797423000-memory.dmp
memory/3656-39-0x0000021BE01D0000-0x0000021BE0282000-memory.dmp
memory/6104-30-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-33-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-41-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-42-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-43-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-44-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-45-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-46-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-47-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-48-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-49-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-50-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-51-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-52-0x00007FF745320000-0x00007FF747E43000-memory.dmp
memory/6104-53-0x00007FF745320000-0x00007FF747E43000-memory.dmp