Analysis
- user interaction
yes - max time kernel
28s - max time network
253s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260513-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
29/07/2026, 16:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
xylk (1).exe
Resource
win10ltsc2021-20260513-en
2 signatures
600 seconds
Errors
Reason
Machine shutdown
General
- Target xylk (1).exe
- Size 1.4MB
- Sample260729-tk987sbb66
- SHA256 608aff41a7fb84314d7054d1983b5d68c8ded5e3746b15f7dc13eb3b1b4a5e4f
- MD5 7929423957955aeca8f641d5aa578039
- SHA1 ef0f21d6ad178a2fd630ecc80d43f54da07ccbbd
- SHA512 5997fc981e05bc49fc7edda601cd955b1471cc0c35377ec3f43821a9b03f4d31d5350f83c70c7101460234a3e28306c3c13df500b5cf66a9a5ae30b2c58a373c
- SSDEEP 24576:SLKnYAHWmAWshnUuIIA0VW3NA9BGnm8duQ5O3h30MtbC:71shLIBNHMtbC
- TLSH T189650993AACB0EB2D8D327F055C753766338EE508A26CF6BF608C5369F936C56849701
- MD5 SHA1 SHA512 SSDEEP TLSH
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.
description ioc Process File opened for modification \??\PhysicalDrive0 xylk (1).exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xylk (1).exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\xylk (1).exe"C:\Users\Admin\AppData\Local\Temp\xylk (1).exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
PID:4820
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x2f8 0x4401⤵PID:1212