Malware Analysis Report

2025-01-18 03:00

Sample ID 241204-vkac9axlcj
Target 18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe
SHA256 18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fb
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

18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fb

Threat Level: Known bad

The file 18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

Revengerat family

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-04 17:02

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

2024-12-04 17:02

Reported

2024-12-04 17:04

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2708 set thread context of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2708 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe

"C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp

Files

memory/2708-0-0x00000000010D0000-0x00000000011B7000-memory.dmp

memory/2400-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2400-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2400-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2400-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2400-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2400-9-0x0000000073EA2000-0x0000000073EA4000-memory.dmp

memory/2708-10-0x00000000010D0000-0x00000000011B7000-memory.dmp

memory/2400-11-0x0000000073EA2000-0x0000000073EA4000-memory.dmp

memory/2708-15-0x00000000010D0000-0x00000000011B7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-04 17:02

Reported

2024-12-04 17:04

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3284 set thread context of 1052 N/A C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.exe

"C:\Users\Admin\AppData\Local\Temp\18e12ecf87db5d58357b9f6b0e3d74fa34d4eab2bc7ec273394495f071e6c9fbN.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 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.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 8.8.8.8:53 228.249.119.40.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 85.49.80.91.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 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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp

Files

memory/3284-0-0x00000000015B0000-0x00000000015B1000-memory.dmp

memory/1052-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1052-5-0x0000000074412000-0x0000000074413000-memory.dmp

memory/1052-6-0x0000000074410000-0x00000000749C1000-memory.dmp

memory/1052-7-0x0000000074410000-0x00000000749C1000-memory.dmp

memory/1052-8-0x0000000074412000-0x0000000074413000-memory.dmp

memory/1052-9-0x0000000074410000-0x00000000749C1000-memory.dmp

memory/1052-10-0x0000000074410000-0x00000000749C1000-memory.dmp