Malware Analysis Report

2024-11-30 15:58

Sample ID 220712-g3kp2shbh3
Target 4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0
SHA256 4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0
Tags
imminent persistence spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0

Threat Level: Known bad

The file 4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0 was found to be: Known bad.

Malicious Activity Summary

imminent persistence spyware trojan

Modifies WinLogon for persistence

Imminent RAT

Drops desktop.ini file(s)

Suspicious use of SetThreadContext

Drops file in Windows directory

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-12 06:19

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-12 06:19

Reported

2022-07-12 08:42

Platform

win7-20220414-en

Max time kernel

153s

Max time network

52s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

Signatures

Imminent RAT

trojan spyware imminent

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\AuoJc5W0488j6wZ3\\Syo2B3jb4lVH.exe\",explorer.exe" C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 868 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 868 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\wbem\WmiApSrv.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 conserver.duckdns.org udp

Files

memory/868-54-0x0000000076421000-0x0000000076423000-memory.dmp

memory/868-55-0x0000000074640000-0x0000000074BEB000-memory.dmp

memory/996-56-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-57-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-59-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-60-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-61-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-62-0x0000000000451C7E-mapping.dmp

memory/996-64-0x0000000000400000-0x0000000000456000-memory.dmp

memory/996-66-0x0000000000400000-0x0000000000456000-memory.dmp

memory/868-68-0x0000000074640000-0x0000000074BEB000-memory.dmp

memory/996-69-0x0000000074640000-0x0000000074BEB000-memory.dmp

memory/996-70-0x0000000074640000-0x0000000074BEB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-12 06:19

Reported

2022-07-12 08:42

Platform

win10v2004-20220414-en

Max time kernel

157s

Max time network

162s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

Signatures

Imminent RAT

trojan spyware imminent

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\AuoJc5W0488j6wZ3\\3MkBNQN0rAmD.exe\",explorer.exe" C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File created C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A
File opened for modification C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A
File opened for modification C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A
File opened for modification C:\Windows\assembly C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe
PID 4876 wrote to memory of 2340 N/A C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe

"C:\Users\Admin\AppData\Local\Temp\4c67fecabd8eaf45609cc8e63b4b256834c407bdf012ad1ce1ac0625b6844bd0.exe"

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\wbem\WmiApSrv.exe

Network

Country Destination Domain Proto
NL 88.221.144.192:80 tcp
NL 88.221.144.192:80 tcp
US 8.8.8.8:53 106.89.54.20.in-addr.arpa udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp
US 8.8.8.8:53 conserver.duckdns.org udp

Files

memory/4876-130-0x0000000074C10000-0x00000000751C1000-memory.dmp

memory/4876-131-0x0000000074C10000-0x00000000751C1000-memory.dmp

memory/2340-132-0x0000000000000000-mapping.dmp

memory/2340-133-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2340-134-0x0000000074C10000-0x00000000751C1000-memory.dmp

memory/2340-135-0x0000000074C10000-0x00000000751C1000-memory.dmp