b4da6d345f13d199842830797eb3dedf09eb2fee7bd26c0c7d37b70c7715a206

Analysis

max time kernel
2s
max time network
3s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2024 04:15

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Reason

Machine shutdown

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General

Target

7edc44fcc191fe7a9904e4858badee5f.exe
Size

124KB
MD5

7edc44fcc191fe7a9904e4858badee5f
SHA1

5e1ea794470e87218561686d6626aa1dff9d42a1
SHA256

b4da6d345f13d199842830797eb3dedf09eb2fee7bd26c0c7d37b70c7715a206
SHA512

abeefa79de5103a87671ef9852c42fe913fc9b70ffabf3aaae0880bb9b093e5c98169dabde875e98214e347c01bbf88d87b88f7d057b2153f70eef5b5d4641db
SSDEEP

1536:5vft3jmduf7EjKMbxGGVw/luao3ZBgT8C3VrliLFcHo5A4PXHuAkl5zCH:593ymgL/WdopByDiLiHo5LWAE5zY

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\stievdl.dll	7edc44fcc191fe7a9904e4858badee5f.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\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\ColorizationAfterglow = "3288365271"	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\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "24"	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
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\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4492	7edc44fcc191fe7a9904e4858badee5f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4504	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\7edc44fcc191fe7a9904e4858badee5f.exe
"C:\Users\Admin\AppData\Local\Temp\7edc44fcc191fe7a9904e4858badee5f.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4492

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39a7855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4504

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/4492-0-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/4492-2-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/4492-1-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/4492-3-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download