Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
07/09/2026, 01:18
General
- Target u89.exe
- Size 671KB
- Sample260907-bn9sqsar21
- SHA256 5711d8f14832bb8d29b1dd23063bd37d64138128c46c362ead290cd898b05480
Score
6/10
Malware Config
Signatures
- 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.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\u89.exe"C:\Users\Admin\AppData\Local\Temp\u89.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004D4 0x00000000000004CC1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp4627.tmp
tmp6A1A.tmp
tmpA148.tmp
tmpD848.tmp
tmpF18.tmp
memory/6788-0-0x0000000074C52000-0x0000000074C53000-memory.dmp
memory/6788-1-0x0000000000FA0000-0x000000000104E000-memory.dmp
memory/6788-2-0x0000000005B30000-0x0000000005BC2000-memory.dmp
memory/6788-6-0x0000000074C40000-0x00000000753FC000-memory.dmp
memory/6788-7-0x0000000074C52000-0x0000000074C53000-memory.dmp
memory/6788-8-0x0000000074C40000-0x00000000753FC000-memory.dmp