Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
03/10/2026, 14:55
General
- Target Knuckles.exe
- Size 289KB
- Sample261003-sajsts1cph
- SHA256 1f98a3f8852d28ed3b2f64e529c1ae1eafc5ef942a962ec89163f3db2744c8a4
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\Knuckles.exe"C:\Users\Admin\AppData\Local\Temp\Knuckles.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x000000000000050C1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp32AA.tmp
tmp69A9.tmp
tmpA089.tmp
tmpD779.tmp
tmpE59.tmp
memory/4548-0-0x00000000745F2000-0x00000000745F3000-memory.dmp
memory/4548-1-0x00000000002F0000-0x000000000033E000-memory.dmp
memory/4548-2-0x0000000004E80000-0x0000000004F12000-memory.dmp
memory/4548-6-0x00000000745E0000-0x0000000074D9C000-memory.dmp
memory/4548-7-0x00000000745F2000-0x00000000745F3000-memory.dmp
memory/4548-8-0x00000000745E0000-0x0000000074D9C000-memory.dmp