Analysis
- max time kernel
149s - max time network
79s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
29/05/2026, 08:52
General
- Target 6026ddc920e7137068fbe01e57f3cc8b626fdef879257e941aeabfac6f220d64.exe
- Size 1.8MB
- Sample260529-ks3pnafy21
- SHA256 6026ddc920e7137068fbe01e57f3cc8b626fdef879257e941aeabfac6f220d64
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 39 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\6026ddc920e7137068fbe01e57f3cc8b626fdef879257e941aeabfac6f220d64.exe"C:\Users\Admin\AppData\Local\Temp\6026ddc920e7137068fbe01e57f3cc8b626fdef879257e941aeabfac6f220d64.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-1704554.dllC:\Users\Admin\AppData\Local\Temp\data\Bugreport-1704554.dll Bugreport %E7%A7%92%E8%AF%84%E7%A7%92%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-1704554.dll
Bugreport.ini
Bugreport_error.ini
iext1.fnr.bbs.125.la
memory/3132-86-0x0000000000400000-0x0000000000442200-memory.dmp
memory/3132-72-0x0000000000400000-0x0000000000442200-memory.dmp
memory/3132-71-0x0000000000400000-0x0000000000442200-memory.dmp
memory/4404-29-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-19-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-57-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-58-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-51-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-48-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-45-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-41-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-39-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-37-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-35-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-33-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-31-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-0-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-27-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-23-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-21-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-56-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-17-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-13-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-9-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-8-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-7-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-25-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-15-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-11-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-59-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-62-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-53-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-52-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-49-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-50-0x0000000002CF0000-0x0000000002D62000-memory.dmp
memory/4404-43-0x0000000010000000-0x000000001003F000-memory.dmp
memory/4404-1-0x0000000000887000-0x0000000000888000-memory.dmp
memory/4404-88-0x0000000000400000-0x0000000000888200-memory.dmp
memory/4404-90-0x0000000000400000-0x0000000000888200-memory.dmp