5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f

Analysis

max time kernel
82s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 10:05

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Reason

Machine shutdown

Report Analysis Logs

General

Target

5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.exe
Size

100KB
MD5

0c3b7409b38286c761c372e26ca02418
SHA1

0b83971262177a216d8143da0d3efa65daa4ec82
SHA256

5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f
SHA512

96f7611e5a50fdc602e928e1e887c84fc25397a33fe331bf14aa2823783d20b3cd23be23983755a036bc498bfd39ae4c32a6d80973419025b5b131e409239c7d
SSDEEP

1536:oqzKVwiVcxCfWlohwwW/64rEJ1bGzbzDxIzh4BPSgQrn/uVJojoe8qte:fKi+cxMhGy4rErqTiNuPO/uV6jowt

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\rmbsaon.dll	5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.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
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "174"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	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\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	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
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\:	5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4956	5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4552	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.exe
"C:\Users\Admin\AppData\Local\Temp\5fb1ca0150b9da7d5f0fd12efa46ce70686cedd1763426cd65152f71257f4f2f.exe"
1⤵
- Drops file in System32 directory
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
PID:4956

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39cf055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4552

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

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Downloads

memory/4956-132-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

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memory/4956-133-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

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