ec5a15cb3b74a79706af4c6592ce7b5fd145aa11d03afb699b35b48ec308f603

Analysis

max time kernel
17s
max time network
22s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 18:17

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Reason

Machine shutdown

Report Analysis Logs

General

Target

c146a3211b790671dce4bcbb33f4d1d0.exe
Size

92KB
MD5

c146a3211b790671dce4bcbb33f4d1d0
SHA1

8af0e6574014e4f68f77202e3fa238e1d7282241
SHA256

ec5a15cb3b74a79706af4c6592ce7b5fd145aa11d03afb699b35b48ec308f603
SHA512

d0cfbb93562d36253cfce744d91202d1f5371f793e55c5d460064bd20d201476b939fd9b4892de6752945eadcce0b08b33f411fbe2432d83968f4d86af2abe74
SSDEEP

1536:td2h0N8B7NfMh9oe7XYD7qu++rX+bkrFq5EPDY0N5u8xIMos+:tdiRNgbID7F+6+whPDY0lIMob

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\uajcohg.dll	c146a3211b790671dce4bcbb33f4d1d0.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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	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\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "30"	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\AccentColor = "4292311040"	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\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\ColorizationAfterglowBalance = "10"	LogonUI.exe
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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4812	c146a3211b790671dce4bcbb33f4d1d0.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1048	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\c146a3211b790671dce4bcbb33f4d1d0.exe
"C:\Users\Admin\AppData\Local\Temp\c146a3211b790671dce4bcbb33f4d1d0.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4812

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39f5855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4812-0-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download
memory/4812-1-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download
memory/4812-2-0x0000000000E40000-0x0000000000E41000-memory.dmp

Filesize
4KB

Download
memory/4812-3-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download