5c07255ea9a22c85ccd7b26a6af9237894a41384ca765236ab270399ea15a187

Analysis

max time kernel
3s
max time network
5s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2024 15:49

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Reason

Machine shutdown

Report Analysis Logs

General

Target

7d5fe3dd137c9802bb674f77e0185c98.exe
Size

124KB
MD5

7d5fe3dd137c9802bb674f77e0185c98
SHA1

6b260947dbf57a5eb7cbc53581134693caeef75a
SHA256

5c07255ea9a22c85ccd7b26a6af9237894a41384ca765236ab270399ea15a187
SHA512

466f319de064017c89bd73d3f43d662592a81c21097148a2e44e4c119ec162bdb5aa1a8147951afc3f33cabdedb98b5242066740b2875bb0dc20e9d3169745de
SSDEEP

3072:1gUBWBJoJfjvTjS/1vsXEeNiLiHo5LWAE5zY:17rPje1UXEX6z

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\rohnyzm.dll	7d5fe3dd137c9802bb674f77e0185c98.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "248"	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\ColorizationColor = "3288365271"	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\ColorizationBlurBalance = "1"	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\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	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\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	516	7d5fe3dd137c9802bb674f77e0185c98.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2684	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\7d5fe3dd137c9802bb674f77e0185c98.exe
"C:\Users\Admin\AppData\Local\Temp\7d5fe3dd137c9802bb674f77e0185c98.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:516

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39a3055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2684

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/516-0-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/516-2-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/516-1-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/516-3-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download