Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
22/08/2026, 06:16
General
- Target update4_21%5BC%5D.exe
- Size 1.6MB
- Sample260822-g1pafswtft
- SHA256 bc6799d506428dcbb10ca183a1ef33404605d1090585a66d212027d156ef4520
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\update4_21%5BC%5D.exe"C:\Users\Admin\AppData\Local\Temp\update4_21%5BC%5D.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-QPM43.tmp\update4_21%5BC%5D.tmp"C:\Users\Admin\AppData\Local\Temp\is-QPM43.tmp\update4_21%5BC%5D.tmp" /SL5="$40116,1445156,54272,C:\Users\Admin\AppData\Local\Temp\update4_21%5BC%5D.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
update4_21%5BC%5D.tmp
memory/4544-8-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/4544-12-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/4544-15-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/5800-0-0x000000000040D000-0x000000000040E000-memory.dmp
memory/5800-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5800-16-0x0000000000400000-0x0000000000414000-memory.dmp