469d9e98803701be443ab088f24d9e15a9fdb80e1f3a84feb7ddf92486f0773c

Analysis

max time kernel
10s
max time network
17s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 01:02

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Reason

Machine shutdown

Report Analysis Logs

General

Target

981420c30c39594e034e6033ff212666.exe
Size

92KB
MD5

981420c30c39594e034e6033ff212666
SHA1

650b936b99ecfc105c55748c81cc8bff8bd827a6
SHA256

469d9e98803701be443ab088f24d9e15a9fdb80e1f3a84feb7ddf92486f0773c
SHA512

75db850b458843dd2cfda4b6dcbde31573d0704503cc5b07723b8566526b73f941ceaa8a07a980e2fbe62452d0e5484aa01b737612480f6fd68358095b7b4dda
SSDEEP

1536:HlhYWl8pj7w1hN8hpMcTrY4x9C+RXaumAI5aVQkYcsx3eM+42+j8ou4JlI8lDtW:FLl8euMAY4x9nXJmZ5o8On68ou4JlIgo

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\fmwesyc.dll	981420c30c39594e034e6033ff212666.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "235"	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\Explorer\Accent\StartColorMenu = "4288567808"	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\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\ColorizationGlassAttribute = "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\Themes\History\AutoColor = "0"	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\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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\AccentColor = "4292311040"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2656	981420c30c39594e034e6033ff212666.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
860	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\981420c30c39594e034e6033ff212666.exe
"C:\Users\Admin\AppData\Local\Temp\981420c30c39594e034e6033ff212666.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:2656

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa398d055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:860

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/2656-0-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/2656-1-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/2656-2-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/2656-4-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/2656-3-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download