Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/09/2026, 03:15
General
- Target TheseusEQ-Setup-1.0.0.0.exe
- Size 2.6MB
- Sample260905-drwfmabf39
- SHA256 09f9d83c6c38d8763bb9a57b1da5cd4bd32f793b8f17493534131b2b4d2b920d
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 12 IoCs
- 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.
- Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\TheseusEQ-Setup-1.0.0.0.exe"C:\Users\Admin\AppData\Local\Temp\TheseusEQ-Setup-1.0.0.0.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-K8SMGAG24C.tmp\TheseusEQ-Setup-1.0.0.0.tmp"C:\Users\Admin\AppData\Local\Temp\is-K8SMGAG24C.tmp\TheseusEQ-Setup-1.0.0.0.tmp" /SL5="$400B8,1410124,936448,C:\Users\Admin\AppData\Local\Temp\TheseusEQ-Setup-1.0.0.0.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
TheseusEQ-Setup-1.0.0.0.tmp
memory/4696-1-0x0000000000FB0000-0x00000000010A3000-memory.dmp
memory/4696-8-0x0000000000FB0000-0x00000000010A3000-memory.dmp
memory/4696-36-0x0000000000FB0000-0x00000000010A3000-memory.dmp
memory/4984-6-0x0000000000DF0000-0x0000000000DF1000-memory.dmp
memory/4984-10-0x0000000000DF0000-0x0000000000DF1000-memory.dmp
memory/4984-9-0x0000000000E80000-0x00000000012CE000-memory.dmp
memory/4984-34-0x0000000000E80000-0x00000000012CE000-memory.dmp
memory/4984-35-0x0000000000E80000-0x00000000012CE000-memory.dmp