Analysis
- max time kernel
149s - max time network
104s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 04:35
General
- Target 3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.exe
- Size 8.3MB
- Sample260805-e75jxaybmh
- SHA256 3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02
Malware Config
Signatures
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- UPX packed file 7 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 8 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
- Modifies registry class 6 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of SetWindowsHookEx 64 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.exe"C:\Users\Admin\AppData\Local\Temp\3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-P0I03.tmp\3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.tmp"C:\Users\Admin\AppData\Local\Temp\is-P0I03.tmp\3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.tmp" /SL5="$500F0,7828841,832512,C:\Users\Admin\AppData\Local\Temp\3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Angel BossKey\angelbosskey.exe"C:\Program Files (x86)\Angel BossKey\angelbosskey.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
-
C:\Program Files (x86)\Angel BossKey\angelbosskey.exe"C:\Program Files (x86)\Angel BossKey\angelbosskey.exe" /start1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
SkinH_EL.dll
angelbosskey.exe
config.dat
3595abd0627a31beb5140306a295e5605e55ea6b84e258f90e145d77babdcc02.tmp
newconfig.ini
newconfig.ini
memory/2668-60-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-65-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-95-0x00000000025C0000-0x00000000025DB000-memory.dmp
memory/2668-94-0x0000000002490000-0x00000000024A4000-memory.dmp
memory/2668-36-0x0000000002450000-0x0000000002451000-memory.dmp
memory/2668-43-0x00000000025C0000-0x00000000025DB000-memory.dmp
memory/2668-91-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-42-0x0000000002490000-0x00000000024A4000-memory.dmp
memory/2668-41-0x0000000002490000-0x00000000024A4000-memory.dmp
memory/2668-40-0x0000000002490000-0x00000000024A4000-memory.dmp
memory/2668-38-0x0000000002490000-0x00000000024A4000-memory.dmp
memory/2668-90-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-46-0x0000000003F60000-0x000000000432F000-memory.dmp
memory/2668-88-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-62-0x0000000003BDD000-0x0000000003BDE000-memory.dmp
memory/2668-61-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-87-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-63-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-71-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-86-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-64-0x0000000003BA0000-0x0000000003BDE000-memory.dmp
memory/2668-83-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-80-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-81-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2668-77-0x0000000010000000-0x0000000010663000-memory.dmp
memory/2972-9-0x0000000000400000-0x000000000071C000-memory.dmp
memory/2972-12-0x0000000000400000-0x000000000071C000-memory.dmp
memory/2972-10-0x0000000002630000-0x0000000002631000-memory.dmp
memory/2972-37-0x0000000000400000-0x000000000071C000-memory.dmp
memory/2972-30-0x0000000000400000-0x000000000071C000-memory.dmp
memory/2972-6-0x0000000002630000-0x0000000002631000-memory.dmp
memory/5324-0-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/5324-44-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/5324-8-0x0000000000400000-0x00000000004D8000-memory.dmp
memory/6072-103-0x0000000002290000-0x00000000022A4000-memory.dmp
memory/6072-102-0x0000000002290000-0x00000000022A4000-memory.dmp
memory/6072-100-0x0000000002290000-0x00000000022A4000-memory.dmp
memory/6072-104-0x0000000003E10000-0x00000000041DF000-memory.dmp