Analysis
- max time kernel
6s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
01/07/2026, 15:42
General
- Target 8ff6ee04caacacba2be14396e3a20240a64ce0763cba838b2c2c3da8b4979ebe.exe
- Size 45KB
- Sample260701-s5pbsshv6q
- SHA256 8ff6ee04caacacba2be14396e3a20240a64ce0763cba838b2c2c3da8b4979ebe
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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rfccarparkmanagement.co.uk:80
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rfccarparkmanagement.co.uk:22
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rfccarparkmanagement.co.uk:8080
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rfccarparkmanagement.co.uk:8880
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rfccarparkmanagement.co.uk:2052
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rfccarparkmanagement.co.uk:2082
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rfccarparkmanagement.co.uk:2086
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rfccarparkmanagement.co.uk:2095
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rfccarparkmanagement.co.uk:443
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rfccarparkmanagement.co.uk:2053
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rfccarparkmanagement.co.uk:2083
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rfccarparkmanagement.co.uk:2087
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rfccarparkmanagement.co.uk:2096
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rfccarparkmanagement.co.uk:8443
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www.rfccarparkmanagement.co.uk:80
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www.rfccarparkmanagement.co.uk:22
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www.rfccarparkmanagement.co.uk:8080
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www.rfccarparkmanagement.co.uk:8880
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www.rfccarparkmanagement.co.uk:2052
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www.rfccarparkmanagement.co.uk:2082
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UIEJRJpLctrA
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delay
0
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install
true
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install_file
gum8.exe
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install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 29 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8ff6ee04caacacba2be14396e3a20240a64ce0763cba838b2c2c3da8b4979ebe.exe"C:\Users\Admin\AppData\Local\Temp\8ff6ee04caacacba2be14396e3a20240a64ce0763cba838b2c2c3da8b4979ebe.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "gum8" /tr '"C:\Users\Admin\AppData\Roaming\gum8.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "gum8" /tr '"C:\Users\Admin\AppData\Roaming\gum8.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3781.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\gum8.exe"C:\Users\Admin\AppData\Roaming\gum8.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\gum8.exe"C:\Users\Admin\AppData\Roaming\gum8.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
prep_Activatable Class_Hermes_perf.cache
tmp3781.tmp.bat
gum8.exe
memory/2456-0-0x0000000075162000-0x0000000075163000-memory.dmp
memory/2456-1-0x0000000000ED0000-0x0000000000EE2000-memory.dmp
memory/2456-2-0x0000000075150000-0x000000007590C000-memory.dmp
memory/2456-3-0x0000000005920000-0x00000000059BC000-memory.dmp
memory/2456-8-0x0000000075150000-0x000000007590C000-memory.dmp
memory/3204-14-0x0000000075120000-0x00000000758DC000-memory.dmp
memory/3204-12-0x0000000075120000-0x00000000758DC000-memory.dmp
memory/3324-205-0x000000000EB90000-0x000000000EC0C000-memory.dmp
memory/3380-36-0x000001C9801E0000-0x000001C9802E0000-memory.dmp
memory/3380-35-0x000001C9801E0000-0x000001C9802E0000-memory.dmp
memory/3380-81-0x000001C984180000-0x000001C9841A0000-memory.dmp
memory/3380-49-0x000001C981D80000-0x000001C981E80000-memory.dmp
memory/3380-59-0x000001C981C60000-0x000001C981C80000-memory.dmp
memory/3380-47-0x000001C981920000-0x000001C981940000-memory.dmp
memory/3380-37-0x000001C9801E0000-0x000001C9802E0000-memory.dmp