Analysis
- max time kernel
149s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 07:32
General
- Target c82703a3c12030301101b042c007d527886220f0f151f6bcdb16da3de4379263.exe
- Size 1.7MB
- Sample260808-jc7g8ssfmb
- SHA256 c82703a3c12030301101b042c007d527886220f0f151f6bcdb16da3de4379263
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- UPX packed file 36 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of SetWindowsHookEx 7 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c82703a3c12030301101b042c007d527886220f0f151f6bcdb16da3de4379263.exe"C:\Users\Admin\AppData\Local\Temp\c82703a3c12030301101b042c007d527886220f0f151f6bcdb16da3de4379263.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\data\Bugreport-720964.dllC:\Users\Admin\AppData\Local\Temp\data\Bugreport-720964.dll Bugreport %E9%AA%8C%E8%AF%81%E6%B6%88%202⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Bugreport-720964.dll
Bugreport.ini
Bugreport_error.ini
iext1.fnr.bbs.125.la
memory/1640-86-0x0000000000400000-0x0000000000442200-memory.dmp
memory/1640-72-0x0000000000400000-0x0000000000442200-memory.dmp
memory/5920-11-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-8-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-39-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-31-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-29-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-27-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-54-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-25-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-23-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-56-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-55-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-21-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-19-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-13-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-0-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-10-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-57-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-43-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-7-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-47-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-41-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-37-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-35-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-33-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-17-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-15-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-59-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-60-0x00000000034F0000-0x00000000034F1000-memory.dmp
memory/5920-61-0x0000000002AC0000-0x0000000002AC1000-memory.dmp
memory/5920-67-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-45-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-51-0x0000000003500000-0x0000000003572000-memory.dmp
memory/5920-49-0x0000000010000000-0x000000001003F000-memory.dmp
memory/5920-50-0x0000000000400000-0x0000000000866200-memory.dmp
memory/5920-1-0x0000000000864000-0x0000000000865000-memory.dmp
memory/5920-92-0x0000000000400000-0x0000000000866200-memory.dmp