d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1

Analysis

max time kernel
168s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 14:27

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General

Target

d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe
Size

25KB
MD5

631015b2a3d4ab264dba261b4d4e9707
SHA1

1edd6c6ce5d8b6cb807688b02b91eb46018dc7e2
SHA256

d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1
SHA512

6206bb4805db476d9d138b03342c6310d86d92b8bf19681485699fdcb6ff1c5377a4b68eebac09cb51d52f4934addb2f7c2f71766a07a515cb8fa7100cb6e365
SSDEEP

384:ylxz0CFtWnqd+1i6Q6gMdhQx9DWyLRpWepg5rnWNkzs5sgfc9u8zPUmXBaEodV:VCFtMqdS1QWL8BWepCrws8xiP98EA

Score

6^/10

bootkit persistence

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.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	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\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\EnableWindowColorization = "240"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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\ColorizationAfterglowBalance = "10"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1936	shutdown.exe
Token: SeRemoteShutdownPrivilege	1936	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
116	LogonUI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 1936	800	d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe	84
PID 800 wrote to memory of 1936	800	d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe	84
PID 800 wrote to memory of 1936	800	d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe	84

C:\Users\Admin\AppData\Local\Temp\d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe
"C:\Users\Admin\AppData\Local\Temp\d2d0224b8c6d14e994e916d3910f54b5890f62eb93bd036e3034d5e66942b8c1.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\shutdown.exe
  shutdown -r -t 5 -c "Áûäëî, çàáóäü íàâñåãäà ïðî ýòîò ñàéò è ÷èíè êîìï"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1936

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39da855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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