8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115

Analysis

max time kernel
101s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 12:45

Sharing

Copy URL

Twitter E-mail

Reason

Machine shutdown

Report Analysis Logs

General

Target

8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115.exe
Size

96KB
MD5

c6428bdbb39f75210cd9e96267bce25c
SHA1

4b390f48bbe4bd5734dc4179d7207d87c1ee48ca
SHA256

8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115
SHA512

cb538c068c09ca7d1212ca9ab9bed1d56507d81cb7136eaa5815193e6f8ea178651a4b270e87157b8cb2fc7c6f72900912d10545b81cb47c9e94e8e506b8396c
SSDEEP

1536:ulq/djgFlxt2/E07flcMWSHkp/CKmAfJ4u+xeJdk/zJoiTBgmQB:uGdjqWE0rl/WSHklLJJ+8dEzJoi1gmQ

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\olkmwtb.dll	8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	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\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\ColorizationAfterglow = "3288365271"	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\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\DWM\EnableWindowColorization = "147"	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
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	840	8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2992	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115.exe
"C:\Users\Admin\AppData\Local\Temp\8f436643b23bad056f0ec4113c597d9ba73eff9f270a83c182ba57221fecf115.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:840

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39f6055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2992

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

Loading Replay Monitor...

Downloads

memory/840-132-0x0000000001000000-0x0000000001019000-memory.dmp

Filesize
100KB

Download
memory/840-133-0x0000000001000000-0x0000000001019000-memory.dmp

Filesize
100KB

Download