c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8

Analysis

max time kernel
28s
max time network
47s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 06:37

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Reason

Machine shutdown

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General

Target

c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8.exe
Size

96KB
MD5

43818553c02d37ba1c312b658730fcc6
SHA1

4619e3bb7a04107824f99329fc15aed8eabd443d
SHA256

c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8
SHA512

1cc80de33164a694687d1a75484586eb6f952e0273fcc8067b12d785c12a84168908eeaf73511c367ef77ae3a1921265b8ea9b025145ac98ec4c44256cde2533
SSDEEP

1536:91xmO2Wj1KUQMmCsCdAQjpXWhZUgGQltNzl267L4bWb51xXG/NajomBgmQB:91m2mCsCdAmmfUbQlHzl26PnxW/MjoYi

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jwvzega.dll	c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	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\CurrentVersion\Themes\History\AutoColor = "0"	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\EnableWindowColorization = "169"	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\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3212	c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4724	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8.exe
"C:\Users\Admin\AppData\Local\Temp\c40b2e8419d45f19e67d623f581dc8adc02d7e4f8a19969c13c687dc151b5cf8.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:3212

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ee055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3212-132-0x0000000001000000-0x0000000001019000-memory.dmp

Filesize
100KB

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memory/3212-133-0x0000000001000000-0x0000000001019000-memory.dmp

Filesize
100KB

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