Analysis
- max time kernel
21s - max time network
17s - platform
windows10-2004_x64 - resource
win10v2004-20250619-en - resource tags
- submitted
02/07/2025, 04:35
General
- Target ExeLock.exe
- Size 1.3MB
- Sample250702-e763qshk41
- SHA256 81e66721d27805184cdfc798b8fd0fa2c9ba7a5e65b040fb2c52071d61fc86e1
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ExeLock.exe"C:\Users\Admin\AppData\Local\Temp\ExeLock.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-87CRT.tmp\is-13CVM.tmp"C:\Users\Admin\AppData\Local\Temp\is-87CRT.tmp\is-13CVM.tmp" /SL4 $C0078 "C:\Users\Admin\AppData\Local\Temp\ExeLock.exe" 1044714 522242⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\ExeLock\ExeLock_EN.exe"C:\Program Files (x86)\ExeLock\ExeLock_EN.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
ExeLock_EN.exe
is-13CVM.tmp
memory/1260-37-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1260-7-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1260-8-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1260-14-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2536-15-0x0000000000400000-0x0000000000413000-memory.dmp
memory/2536-0-0x000000000040C000-0x000000000040D000-memory.dmp
memory/2536-1-0x0000000000400000-0x0000000000413000-memory.dmp
memory/2536-39-0x0000000000400000-0x0000000000413000-memory.dmp
memory/3992-38-0x0000000000400000-0x0000000000662000-memory.dmp
memory/3992-40-0x0000000000400000-0x0000000000662000-memory.dmp
memory/3992-41-0x0000000000400000-0x0000000000662000-memory.dmp