Analysis
- user interaction
yes - max time kernel
118s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/05/2026, 01:21
General
- Target setup_observation_1.17_(64bit)_(39974).exe
- Size 876KB
- Sample260505-bq5a2aev2w
- SHA256 3dd615a0e72d3e25d05b4d26ec366d12ebe0ba30b1017139b29f4d6b57163712
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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
- Modifies registry class 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup_observation_1.17_(64bit)_(39974).exe"C:\Users\Admin\AppData\Local\Temp\setup_observation_1.17_(64bit)_(39974).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-O355L.tmp\setup_observation_1.17_(64bit)_(39974).tmp"C:\Users\Admin\AppData\Local\Temp\is-O355L.tmp\setup_observation_1.17_(64bit)_(39974).tmp" /SL5="$A00DA,192512,0,C:\Users\Admin\AppData\Local\Temp\setup_observation_1.17_(64bit)_(39974).exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
setup_observation_1.17_(64bit)_(39974).tmp
memory/1908-18-0x00000000004E0000-0x0000000000632000-memory.dmp
memory/1908-5-0x0000000001030000-0x0000000001031000-memory.dmp
memory/1908-10-0x0000000002E90000-0x0000000002F6A000-memory.dmp
memory/1908-9-0x00000000004E0000-0x0000000000632000-memory.dmp
memory/1908-11-0x0000000001030000-0x0000000001031000-memory.dmp
memory/1908-14-0x00000000004E0000-0x0000000000632000-memory.dmp
memory/1908-27-0x0000000002E90000-0x0000000002F6A000-memory.dmp
memory/1908-36-0x00000000004E0000-0x0000000000632000-memory.dmp
memory/1908-40-0x00000000004E0000-0x0000000000632000-memory.dmp
memory/3960-7-0x0000000000410000-0x0000000000449000-memory.dmp
memory/3960-8-0x0000000002FB0000-0x000000000308A000-memory.dmp
memory/3960-0-0x0000000000410000-0x0000000000449000-memory.dmp