9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91

Analysis

max time kernel
137s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2022 23:24

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General

Target

9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91.exe
Size

88KB
MD5

bd834dec9df2a51503ccf13f7f6d1cde
SHA1

922faca33eb577a4b01b0f38a1ac2f44ce610ad1
SHA256

9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91
SHA512

0ec5b863438c682762a69703c7ec21d2551a25084420f008babdded56e823d2c78067532b45b548adc495547a665012b083f25a3d8cea589f915341839db7e7c
SSDEEP

1536:7I1sMYAf+qXTzoR3QBmOWU1vjMrveRgKIUJfZbjI8E3/tq7o:7I14KdX3m3lZmuCghKZ1E3/w7o

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\mmaashf.dll	9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\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\EnableWindowColorization = "240"	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\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\ColorizationColor = "3288365271"	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\ColorizationAfterglowBalance = "10"	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\Explorer\Accent	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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2148	9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1244	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91.exe
"C:\Users\Admin\AppData\Local\Temp\9a7b8e529e42815a5904bd993b8c4f5fb259f53f7ef8b2a15eb6274bea560a91.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:2148

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39d6055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1244

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

Replay Monitor

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Downloads

memory/2148-133-0x0000000001000000-0x0000000001017000-memory.dmp

Filesize
92KB

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memory/2148-134-0x0000000001000000-0x0000000001017000-memory.dmp

Filesize
92KB

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