Malware Analysis Report

2025-01-18 02:55

Sample ID 241203-l6ny4awmar
Target 223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
SHA256 223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24
Tags
revengerat marzo26 discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24

Threat Level: Known bad

The file 223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Revengerat family

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-03 10:08

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-03 10:08

Reported

2024-12-03 10:10

Platform

win7-20240903-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2496 set thread context of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2496 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe

"C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp

Files

memory/2496-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

memory/2936-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2936-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2936-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2936-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2936-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2936-9-0x0000000073E22000-0x0000000073E24000-memory.dmp

memory/2936-10-0x0000000073E22000-0x0000000073E24000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-03 10:08

Reported

2024-12-03 10:10

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4640 set thread context of 3628 N/A C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe

"C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 130.238.56.23.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 88.238.56.23.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 114.238.56.23.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 tcp

Files

memory/4640-0-0x0000000000E50000-0x0000000000E51000-memory.dmp

memory/3628-1-0x0000000000630000-0x0000000000638000-memory.dmp

memory/3628-5-0x0000000074242000-0x0000000074243000-memory.dmp

memory/3628-6-0x0000000074240000-0x00000000747F1000-memory.dmp

memory/3628-7-0x0000000074240000-0x00000000747F1000-memory.dmp

memory/3628-8-0x0000000074242000-0x0000000074243000-memory.dmp

memory/3628-9-0x0000000074240000-0x00000000747F1000-memory.dmp

memory/3628-10-0x0000000074240000-0x00000000747F1000-memory.dmp