Analysis
- max time kernel
151s - max time network
165s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
28/04/2024, 03:32
General
- Target TLauncher-Installer-1.3.5.exe
- Size 23.0MB
- Sample240428-d3mmvsfe3z
- SHA256 9aaa326da7ca2d0d7015742e3ffe5bce7df63cae147166e52f094a1c20897856
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 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.3.5.exe"C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.3.5.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:1773458 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.3.5.exe" "__IRCT:3" "__IRTSS:24068259" "__IRSID:S-1-5-21-3808065738-1666277613-1125846146-1000"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1040 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
200.ico
BrowserInstaller.exe
IRZip.lmd
Wow64.lmd
irsetup.exe
lua5.1.dll
memory/2172-600-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2172-593-0x0000000006D50000-0x0000000006D53000-memory.dmp
memory/2172-592-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2172-599-0x0000000000680000-0x0000000000A69000-memory.dmp
memory/2172-12-0x0000000000680000-0x0000000000A69000-memory.dmp
memory/2172-610-0x0000000000680000-0x0000000000A69000-memory.dmp
memory/2172-611-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2172-613-0x0000000000680000-0x0000000000A69000-memory.dmp
memory/2172-614-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2172-624-0x0000000010000000-0x0000000010051000-memory.dmp
memory/2172-623-0x0000000000680000-0x0000000000A69000-memory.dmp