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Overview
overview
10Static
static
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Resubmissions
25/03/2025, 15:11
250325-skmbpsxzaw 1025/03/2025, 15:06
250325-sg1d6a1px2 1025/03/2025, 15:01
250325-sd5jpsxyct 1025/03/2025, 14:56
250325-sbdcfaxxgs 1025/03/2025, 14:50
250325-r7ve6a1nv3 1025/03/2025, 14:46
250325-r5ab7sxwhx 1025/03/2025, 14:40
250325-r2c9paxwe1 1005/02/2025, 10:25
250205-mgcefaslhw 1005/02/2025, 10:17
250205-mbs51atmbk 1005/02/2025, 09:15
250205-k785zs1pfn 10Analysis
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max time kernel
102s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2025, 14:46
Static task
static1
Behavioral task
behavioral1
Sample
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
Resource
win7-20241023-en
Behavioral task
behavioral3
Sample
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
Resource
win10v2004-20250313-en
Behavioral task
behavioral4
Sample
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral5
Sample
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral6
Sample
RansomwareSamples/Avos_18_07_2021_403KB.exe
Resource
win7-20240903-en
Behavioral task
behavioral7
Sample
RansomwareSamples/Avos_18_07_2021_403KB.exe
Resource
win7-20250207-en
Behavioral task
behavioral8
Sample
RansomwareSamples/Avos_18_07_2021_403KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral9
Sample
RansomwareSamples/Avos_18_07_2021_403KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral10
Sample
RansomwareSamples/Avos_18_07_2021_403KB.exe
Resource
win11-20250314-en
Behavioral task
behavioral11
Sample
RansomwareSamples/Babik_04_01_2021_31KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral12
Sample
RansomwareSamples/Babik_04_01_2021_31KB.exe
Resource
win7-20241010-en
Behavioral task
behavioral13
Sample
RansomwareSamples/Babik_04_01_2021_31KB.exe
Resource
win10v2004-20250313-en
Behavioral task
behavioral14
Sample
RansomwareSamples/Babik_04_01_2021_31KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral15
Sample
RansomwareSamples/Babik_04_01_2021_31KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral16
Sample
RansomwareSamples/Babuk_20_04_2021_79KB.exe
Resource
win11-20250314-en
Behavioral task
behavioral17
Sample
RansomwareSamples/Babuk_20_04_2021_79KB.exe
Resource
win7-20241023-en
Behavioral task
behavioral18
Sample
RansomwareSamples/Babuk_20_04_2021_79KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral19
Sample
RansomwareSamples/Babuk_20_04_2021_79KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral20
Sample
RansomwareSamples/Babuk_20_04_2021_79KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral21
Sample
RansomwareSamples/BlackKingdom_23_03_2021_12460KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral22
Sample
RansomwareSamples/BlackKingdom_23_03_2021_12460KB.exe
Resource
win7-20250207-en
Behavioral task
behavioral23
Sample
RansomwareSamples/BlackKingdom_23_03_2021_12460KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral24
Sample
RansomwareSamples/BlackKingdom_23_03_2021_12460KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral25
Sample
RansomwareSamples/BlackKingdom_23_03_2021_12460KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral26
Sample
RansomwareSamples/BlackMatter_02_08_2021_67KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral27
Sample
RansomwareSamples/BlackMatter_02_08_2021_67KB.exe
Resource
win7-20241023-en
Behavioral task
behavioral28
Sample
RansomwareSamples/BlackMatter_02_08_2021_67KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral29
Sample
RansomwareSamples/BlackMatter_02_08_2021_67KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral30
Sample
RansomwareSamples/BlackMatter_02_08_2021_67KB.exe
Resource
win11-20250314-en
General
-
Target
RansomwareSamples/Avaddon_09_06_2020_1054KB.exe
-
Size
1.0MB
-
MD5
c9ec0d9ff44f445ce5614cc87398b38d
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SHA1
591ffe54bac2c50af61737a28749ff8435168182
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SHA256
05af0cf40590aef24b28fa04c6b4998b7ab3b7f26e60c507adb84f3d837778f2
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SHA512
c340baeb66fc46830b6b77b2583033ade6e10b3de04d82ece7e241107afe741442585bf2ea9d6496af93143c37e9676d4f1e1d301d55632b88b12daadadd43f0
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SSDEEP
24576:Cs6JmdFn5KLOCgHWcAvcrOcEsKfR9uA7rmFbbbbpccf:Cs6JY5KLOCyWcDUfRAA3mFbbbbpc4
Malware Config
Extracted
C:\Users\Admin\277773-readme.html
avaddon
Signatures
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Avaddon
Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.
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Avaddon family
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UAC bypass 3 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Avaddon_09_06_2020_1054KB.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" Avaddon_09_06_2020_1054KB.exe -
Renames multiple (155) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3446877943-4095308722-756223633-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Avaddon_09_06_2020_1054KB.exe" Avaddon_09_06_2020_1054KB.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Avaddon_09_06_2020_1054KB.exe" Avaddon_09_06_2020_1054KB.exe -
Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Avaddon_09_06_2020_1054KB.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-3446877943-4095308722-756223633-1000\desktop.ini Avaddon_09_06_2020_1054KB.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\B: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\E: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\J: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\K: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\O: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\Y: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\A: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\M: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\N: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\Q: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\R: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\T: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\W: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\X: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\H: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\L: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\P: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\S: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\U: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\V: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\Z: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\F: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\G: Avaddon_09_06_2020_1054KB.exe File opened (read-only) \??\I: Avaddon_09_06_2020_1054KB.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 api.myip.com 6 api.myip.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 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 Avaddon_09_06_2020_1054KB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe 3272 Avaddon_09_06_2020_1054KB.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4916 wmic.exe Token: SeSecurityPrivilege 4916 wmic.exe Token: SeTakeOwnershipPrivilege 4916 wmic.exe Token: SeLoadDriverPrivilege 4916 wmic.exe Token: SeSystemProfilePrivilege 4916 wmic.exe Token: SeSystemtimePrivilege 4916 wmic.exe Token: SeProfSingleProcessPrivilege 4916 wmic.exe Token: SeIncBasePriorityPrivilege 4916 wmic.exe Token: SeCreatePagefilePrivilege 4916 wmic.exe Token: SeBackupPrivilege 4916 wmic.exe Token: SeRestorePrivilege 4916 wmic.exe Token: SeShutdownPrivilege 4916 wmic.exe Token: SeDebugPrivilege 4916 wmic.exe Token: SeSystemEnvironmentPrivilege 4916 wmic.exe Token: SeRemoteShutdownPrivilege 4916 wmic.exe Token: SeUndockPrivilege 4916 wmic.exe Token: SeManageVolumePrivilege 4916 wmic.exe Token: 33 4916 wmic.exe Token: 34 4916 wmic.exe Token: 35 4916 wmic.exe Token: 36 4916 wmic.exe Token: SeIncreaseQuotaPrivilege 4556 wmic.exe Token: SeSecurityPrivilege 4556 wmic.exe Token: SeTakeOwnershipPrivilege 4556 wmic.exe Token: SeLoadDriverPrivilege 4556 wmic.exe Token: SeSystemProfilePrivilege 4556 wmic.exe Token: SeSystemtimePrivilege 4556 wmic.exe Token: SeProfSingleProcessPrivilege 4556 wmic.exe Token: SeIncBasePriorityPrivilege 4556 wmic.exe Token: SeCreatePagefilePrivilege 4556 wmic.exe Token: SeBackupPrivilege 4556 wmic.exe Token: SeRestorePrivilege 4556 wmic.exe Token: SeShutdownPrivilege 4556 wmic.exe Token: SeDebugPrivilege 4556 wmic.exe Token: SeSystemEnvironmentPrivilege 4556 wmic.exe Token: SeRemoteShutdownPrivilege 4556 wmic.exe Token: SeUndockPrivilege 4556 wmic.exe Token: SeManageVolumePrivilege 4556 wmic.exe Token: 33 4556 wmic.exe Token: 34 4556 wmic.exe Token: 35 4556 wmic.exe Token: 36 4556 wmic.exe Token: SeIncreaseQuotaPrivilege 4748 wmic.exe Token: SeSecurityPrivilege 4748 wmic.exe Token: SeTakeOwnershipPrivilege 4748 wmic.exe Token: SeLoadDriverPrivilege 4748 wmic.exe Token: SeSystemProfilePrivilege 4748 wmic.exe Token: SeSystemtimePrivilege 4748 wmic.exe Token: SeProfSingleProcessPrivilege 4748 wmic.exe Token: SeIncBasePriorityPrivilege 4748 wmic.exe Token: SeCreatePagefilePrivilege 4748 wmic.exe Token: SeBackupPrivilege 4748 wmic.exe Token: SeRestorePrivilege 4748 wmic.exe Token: SeShutdownPrivilege 4748 wmic.exe Token: SeDebugPrivilege 4748 wmic.exe Token: SeSystemEnvironmentPrivilege 4748 wmic.exe Token: SeRemoteShutdownPrivilege 4748 wmic.exe Token: SeUndockPrivilege 4748 wmic.exe Token: SeManageVolumePrivilege 4748 wmic.exe Token: 33 4748 wmic.exe Token: 34 4748 wmic.exe Token: 35 4748 wmic.exe Token: 36 4748 wmic.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3272 wrote to memory of 4916 3272 Avaddon_09_06_2020_1054KB.exe 90 PID 3272 wrote to memory of 4916 3272 Avaddon_09_06_2020_1054KB.exe 90 PID 3272 wrote to memory of 4916 3272 Avaddon_09_06_2020_1054KB.exe 90 PID 3272 wrote to memory of 4556 3272 Avaddon_09_06_2020_1054KB.exe 93 PID 3272 wrote to memory of 4556 3272 Avaddon_09_06_2020_1054KB.exe 93 PID 3272 wrote to memory of 4556 3272 Avaddon_09_06_2020_1054KB.exe 93 PID 3272 wrote to memory of 4748 3272 Avaddon_09_06_2020_1054KB.exe 95 PID 3272 wrote to memory of 4748 3272 Avaddon_09_06_2020_1054KB.exe 95 PID 3272 wrote to memory of 4748 3272 Avaddon_09_06_2020_1054KB.exe 95 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Avaddon_09_06_2020_1054KB.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" Avaddon_09_06_2020_1054KB.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" Avaddon_09_06_2020_1054KB.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Avaddon_09_06_2020_1054KB.exeC:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Avaddon_09_06_2020_1054KB.exe bcdedit /set shutdown /r /f /t 21⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3272 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4916
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4556
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4748
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
49KB
MD580658c4847e1165570004568d5b56867
SHA1e18422ae07fc1093638965d1ad4086a5e9e69756
SHA256c6f2566f1ec4df9d2d374f9e3c698073ad91e01ed96f7167387e451000f0d368
SHA5120fd2c090af0b2cc9cb171b6d72f8c034e7215beb6577bce963ffb0f8b18e2f516d154868296398722f395cdc01e5300cd259b1ef0c4a789207c397d5e10df268