34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7

Analysis

max time kernel
23s
max time network
30s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 03:57

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Reason

Machine shutdown

Report Analysis Logs

General

Target

34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7.exe
Size

100KB
MD5

d78c47f1f623ccda11436815ece77b67
SHA1

a44e78845ceb80d5caff51a9534fdc3d594d232c
SHA256

34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7
SHA512

278c7423483e456a370f16e30bea16ad96a8e29d4a4d3116ec4631c5ed3db777572def5bfa07c7a62827bae39a4c5e280abc56d1ae2916876a64f6cfd6c4fc51
SSDEEP

3072:aMmGMNk5kGX/97YvIBQWDweesmAnm3oeY:a5i5Z8QBQWre/kkY

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\cmullgc.dll	34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	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\CurrentVersion\Themes\History\AutoColor = "0"	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\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
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\CurrentVersion\Explorer\Accent\AccentColorMenu = "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 = "223"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4236	34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2912	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7.exe
"C:\Users\Admin\AppData\Local\Temp\34a3d74a1cc4d3890f775e266aabc5eb640ddae33551bc5eb3cddd96f87a0cd7.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4236

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39f3855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2912

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/4236-135-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

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memory/4236-136-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

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