4a17f58414c0bfdc41c6fbde44e9ca65698adf019910a96d54b57b94704a489f

Analysis

max time kernel
68s
max time network
91s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 14:09

Sharing

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Reason

Machine shutdown

Report Analysis Logs

General

Target

394202c55be131e12ba53603e9fc8788.exe
Size

92KB
MD5

394202c55be131e12ba53603e9fc8788
SHA1

071dbb954bf4caed91617c1041108784d3055abf
SHA256

4a17f58414c0bfdc41c6fbde44e9ca65698adf019910a96d54b57b94704a489f
SHA512

9985ee1def8bb8449527d5ccf434185b53841a923ef1579f191a75c1c3db44609493962439a95e7d0cf2199c786afe903262a736a0ebd9fa90b6866d858e1282
SSDEEP

1536:cOVrFES2PHpPgSW9FDk3Y4Z4s1Qee7WAY1IhTtMou4JlI8lDtW:BL2fpobnw3Y4iBeeRYKPMou4JlIgo

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\juweqhc.dll	394202c55be131e12ba53603e9fc8788.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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
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\Explorer\Accent\StartColorMenu = "4288567808"	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 = "63"	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
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
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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4204	394202c55be131e12ba53603e9fc8788.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1908	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\394202c55be131e12ba53603e9fc8788.exe
"C:\Users\Admin\AppData\Local\Temp\394202c55be131e12ba53603e9fc8788.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4204

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa398c855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1908

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/4204-0-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/4204-4-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/4204-3-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/4204-2-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download
memory/4204-1-0x0000000001000000-0x0000000001017200-memory.dmp

Filesize
92KB

Download