Analysis
- user interaction
yes - max time kernel
29s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 15:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Kristonium.exe
Resource
win10v2004-20260130-en
7 signatures
900 seconds
Behavioral task
behavioral2
Sample
Kristonium.exe
Resource
win11-20260130-en
4 signatures
900 seconds
General
- Target Kristonium.exe
- Size 231KB
- Sample260416-stlrjafz21
- SHA256 d0b5b5b6b6a9c1b5743a73c30b02d98080e87c03fc3d6a58373aa5f55a9eba49
- MD5 515c95f749b333836cc295097a010f77
- SHA1 e1c5cac8c951e9df6ad5214a0079a0d1fcb3fe39
- SHA512 9f2efbf991cef649edd3d64a59cafa0f3e91216725693147ddb2f3daab77fe34772f1a1c71ebb18b43d5801724353a932de254ffeaf522c158b524eb7bdabb20
- SSDEEP 3072:eVxO0llDQ4psyidxHZFPYRzv3BNIu8uwZBcifH8Wpy9z:eVxOQljidxHZFPYRzv3BNJVwfcm8t
- TLSH T107348E18F3C0D485DCA22D384DA0DA79123B7D6C2B0B924B36E4BE1FBF756526C5C25A
- 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 Kristonium.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 Kristonium.exe - Kills process with taskkill 64 IoCs
pid Process 1052 taskkill.exe 4800 taskkill.exe 3568 taskkill.exe 4272 taskkill.exe 4052 taskkill.exe 2452 taskkill.exe 840 taskkill.exe 2472 taskkill.exe 1676 taskkill.exe 4980 taskkill.exe 1324 taskkill.exe 1172 taskkill.exe 2876 taskkill.exe 1332 taskkill.exe 784 taskkill.exe 2776 taskkill.exe 3112 taskkill.exe 4768 taskkill.exe 4844 taskkill.exe 1052 taskkill.exe 1248 taskkill.exe 3308 taskkill.exe 4788 taskkill.exe 3360 taskkill.exe 3132 taskkill.exe 1832 taskkill.exe 4780 taskkill.exe 2856 taskkill.exe 3140 taskkill.exe 1220 taskkill.exe 3356 taskkill.exe 2020 taskkill.exe 1636 taskkill.exe 4020 taskkill.exe 4380 taskkill.exe 128 taskkill.exe 2968 taskkill.exe 3356 taskkill.exe 1824 taskkill.exe 4208 taskkill.exe 1048 taskkill.exe 4496 taskkill.exe 2132 taskkill.exe 2336 taskkill.exe 2920 taskkill.exe 1352 taskkill.exe 2984 taskkill.exe 1540 taskkill.exe 2388 taskkill.exe 1568 taskkill.exe 4712 taskkill.exe 1052 taskkill.exe 4596 taskkill.exe 684 taskkill.exe 1440 taskkill.exe 4316 taskkill.exe 1116 taskkill.exe 4460 taskkill.exe 1688 taskkill.exe 3392 taskkill.exe 3364 taskkill.exe 1596 taskkill.exe 3088 taskkill.exe 3348 taskkill.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3100 Kristonium.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Kristonium.exe"C:\Users\Admin\AppData\Local\Temp\Kristonium.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3100 -
C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:5004
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:2056
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵PID:4012
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:3356
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:3648
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3308
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:1688
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:3240
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:2452
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:4380
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1568
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:2776
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:1704
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:2336
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3112
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:2968
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:1880
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4788
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:2936
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:1072
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4768
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:1052
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:4844
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:840
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:3392
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:3360
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:784
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:4800
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:2132
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵PID:2396
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:1352
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:3364
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3568
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:2472
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:1704
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:2336
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:3984
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:4712
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3132
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:5108
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:4404
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1832
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:1052
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:2920
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵PID:2876
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:3356
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1332
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵PID:3572
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:2396
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1352
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4316
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:420
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:4596
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1220
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:4280
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:2984
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1540
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:1116
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:2020
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1636
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:1832
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1052
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1824
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:564
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1676
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4272
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:4780
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:684
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1596
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:2388
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:1656
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4208
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:2980
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1248
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3088
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:4980
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:1324
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:4052
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:2856
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:4020
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1172
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:680
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:4912
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:3348
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:2876
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:3140
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1048
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:1388
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:4268
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵PID:1524
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:4380
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵
- Kills process with taskkill
PID:4496
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:1440
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵PID:4812
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:1792
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im cmd.exe2⤵
- Kills process with taskkill
PID:128
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im taskmgr.exe2⤵
- Kills process with taskkill
PID:4460
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C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im regedit.exe2⤵PID:3788
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004D8 0x00000000000004CC1⤵PID:756