Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
07/08/2026, 09:21
General
- Target Emerald_AC_Update_Setup.exe
- Size 7.6MB
- Sample260807-lbmsjs1frg
- SHA256 b3bb32c2f09d7309c730e190e46071b65e74e6dd4ec1c01fd06948045680b8d9
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 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. 2 IoCs
Inno Setup installer
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Emerald_AC_Update_Setup.exe"C:\Users\Admin\AppData\Local\Temp\Emerald_AC_Update_Setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-KUFT6.tmp\Emerald_AC_Update_Setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-KUFT6.tmp\Emerald_AC_Update_Setup.tmp" /SL5="$90068,6782941,903168,C:\Users\Admin\AppData\Local\Temp\Emerald_AC_Update_Setup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Emerald_AC_Update_Setup.tmp
memory/1680-0-0x0000000000C40000-0x0000000000D2C000-memory.dmp
memory/1680-8-0x0000000000C40000-0x0000000000D2C000-memory.dmp
memory/2844-5-0x00000000014A0000-0x00000000014A1000-memory.dmp
memory/2844-7-0x0000000000150000-0x00000000004C8000-memory.dmp