4274267b6e4f82153a75189c431b79cb19464758e0dc89a8ebd3c2c2a0d0570d

Reason

Machine shutdown

General

Target

counter.bat
Size

922B
MD5

3c0dcc7c834043a507aec027e0c7a08d
SHA1

c59c4912ea297bae786e6150022ee776db917b30
SHA256

4274267b6e4f82153a75189c431b79cb19464758e0dc89a8ebd3c2c2a0d0570d
SHA512

c3bcffb692562d3d715992b96d5cce80447e6c67e0c2d4caca159c07d5855370e10ff4f3769547483783d0bab18adde1410c752f53db83331edc208d9f87abc0

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1052	powershell.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
3488	taskkill.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "91"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1052	powershell.exe
1052	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3488	taskkill.exe
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeShutdownPrivilege	2096	shutdown.exe
Token: SeRemoteShutdownPrivilege	2096	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3000	LogonUI.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 3488	4504	cmd.exe	84
PID 4504 wrote to memory of 3488	4504	cmd.exe	84
PID 4504 wrote to memory of 1052	4504	cmd.exe	86
PID 4504 wrote to memory of 1052	4504	cmd.exe	86
PID 4504 wrote to memory of 2096	4504	cmd.exe	99
PID 4504 wrote to memory of 2096	4504	cmd.exe	99

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\counter.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\system32\taskkill.exe
  taskkill /IM explorer.exe /F
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3488
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "& {Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.MessageBox]::Show('Are you stupid?', 'Counter', 'YesNo', [System.Windows.Forms.MessageBoxIcon]::Warning);}"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1052
- C:\Windows\system32\shutdown.exe
  shutdown /s /f /t 6 /c "System where not found. Performing emergency shutdown."
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2096

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3952055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zjpm2d0y.ekq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1052-0-0x00007FFE9D653000-0x00007FFE9D655000-memory.dmp

Filesize
8KB

Download
memory/1052-10-0x000002435BBE0000-0x000002435BC02000-memory.dmp

Filesize
136KB

Download
memory/1052-11-0x00007FFE9D650000-0x00007FFE9E111000-memory.dmp

Filesize
10.8MB

Download
memory/1052-12-0x00007FFE9D650000-0x00007FFE9E111000-memory.dmp

Filesize
10.8MB

Download
memory/1052-13-0x00007FFE9D653000-0x00007FFE9D655000-memory.dmp

Filesize
8KB

Download
memory/1052-14-0x00007FFE9D650000-0x00007FFE9E111000-memory.dmp

Filesize
10.8MB

Download
memory/1052-18-0x00007FFE9D650000-0x00007FFE9E111000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

Errors