06ec5832c19b85a434ffca2b575049b0440fc085ae6dca2220947e5c73028aa8

Analysis

max time kernel
39s
max time network
58s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
21/11/2022, 20:03

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Reason

Machine shutdown

Report Analysis Logs

General

Target

1.ps1
Size

14KB
MD5

9dabf08b2a98dc28bec2ac4e32862beb
SHA1

38f565b36ca1da99c947d20a8eb4ecb200dce76e
SHA256

06ec5832c19b85a434ffca2b575049b0440fc085ae6dca2220947e5c73028aa8
SHA512

53826fb3d7d9e0ea40275050656a76168906b2e3c9ed15d023a8dfcf5aedbc47cad7b5b4d0106b70d2e41a323e2a305ec8b0a016a0cee37cd27e591afc753c06
SSDEEP

384:QnhcaZWyW+ud7of6JwNM7LMVqNGGGMrGMbGba0Neu70xwNhQLMVq9dRrgGGGMrGg:QnhcaZWyW+ud7of61LMV4GGGMrGMbGbD

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
1	2960	powershell.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_qhcvud2_A.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_qhcvud2_AEX.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\_qhcvud2_Ay.lnk	powershell.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	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\CurrentVersion\Themes\History\AutoColor = "0"	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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	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\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2960	powershell.exe
2960	powershell.exe
2960	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2960	powershell.exe
Token: SeShutdownPrivilege	1368	shutdown.exe
Token: SeRemoteShutdownPrivilege	1368	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4920	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1368	2960	powershell.exe	68
PID 2960 wrote to memory of 1368	2960	powershell.exe	68

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\1.ps1
1⤵
- Blocklisted process makes network request
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\system32\shutdown.exe
  "C:\Windows\system32\shutdown.exe" /r /t 10
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1368

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0 /state0:0xa3add855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2960-121-0x00000209E9560000-0x00000209E9582000-memory.dmp

Filesize
136KB

Download
memory/2960-124-0x00000209E9710000-0x00000209E9786000-memory.dmp

Filesize
472KB

Download
memory/2960-131-0x00000209E96E0000-0x00000209E96FE000-memory.dmp

Filesize
120KB

Download