Analysis
- max time kernel
145s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
- submitted
19/11/2023, 09:47
General
- Target TLauncher-2.885-Installer-1.1.3.exe
- Size 22.6MB
- Sample231119-lsk1aahd89
- SHA256 f1b132f7ecf06d2aa1dd007fc7736166af3ee7c177c91587ae43930c65e531e0
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 3 IoCs
- UPX packed file 7 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of SetWindowsHookEx 7 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\TLauncher-2.885-Installer-1.1.3.exe"C:\Users\Admin\AppData\Local\Temp\TLauncher-2.885-Installer-1.1.3.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe"C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1910546 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-2.885-Installer-1.1.3.exe" "__IRCT:3" "__IRTSS:23661420" "__IRSID:S-1-5-21-984744499-3605095035-265325720-1000"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
200.ico
BrowserInstaller.exe
IRZip.lmd
IRZip.lmd
Wow64.lmd
Wow64.lmd
irsetup.exe
irsetup.exe
irsetup.exe
lua5.1.dll
lua5.1.dll
memory/2736-328-0x00000000000C0000-0x00000000004A8000-memory.dmp
memory/2736-301-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2736-303-0x0000000006920000-0x0000000006923000-memory.dmp
memory/2736-12-0x00000000000C0000-0x00000000004A8000-memory.dmp
memory/2736-329-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2736-336-0x00000000000C0000-0x00000000004A8000-memory.dmp
memory/2736-337-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2736-338-0x00000000000C0000-0x00000000004A8000-memory.dmp
memory/2736-339-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2736-359-0x0000000010000000-0x0000000010051000-memory.dmp