Malware Analysis Report

2025-01-18 03:01

Sample ID 241201-dk6b9avmay
Target c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666
SHA256 c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666
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

c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666

Threat Level: Known bad

The file c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666 was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

Revengerat family

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-01 03:05

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

2024-12-01 03:05

Reported

2024-12-01 03:07

Platform

win7-20240903-en

Max time kernel

150s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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 2520 set thread context of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe

"C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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 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 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 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 tcp

Files

memory/2520-0-0x0000000000EC0000-0x0000000000FB3000-memory.dmp

memory/2520-1-0x00000000001A0000-0x00000000001A1000-memory.dmp

memory/2088-2-0x0000000000090000-0x0000000000098000-memory.dmp

memory/2088-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2088-10-0x0000000000090000-0x0000000000098000-memory.dmp

memory/2088-9-0x0000000000090000-0x0000000000098000-memory.dmp

memory/2088-4-0x0000000000090000-0x0000000000098000-memory.dmp

memory/2088-11-0x00000000745E2000-0x00000000745E4000-memory.dmp

memory/2520-12-0x0000000000EC0000-0x0000000000FB3000-memory.dmp

memory/2088-13-0x00000000745E2000-0x00000000745E4000-memory.dmp

memory/2520-17-0x0000000000EC0000-0x0000000000FB3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-01 03:05

Reported

2024-12-01 03:07

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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 3760 set thread context of 3148 N/A C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.exe

"C:\Users\Admin\AppData\Local\Temp\c4e4c659f36aef819028361a3debd3215f3cc997d30ded412a3a5e9bcaf64666.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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 22.160.190.20.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 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 8.8.8.8:53 149.220.183.52.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 8.8.8.8:53 200.163.202.172.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 8.8.8.8:53 172.214.232.199.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 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 105.209.201.84.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 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 8.8.8.8:53 udp

Files

memory/3760-0-0x0000000000AF0000-0x0000000000BE3000-memory.dmp

memory/3760-1-0x0000000002430000-0x0000000002431000-memory.dmp

memory/3148-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3148-6-0x0000000073E22000-0x0000000073E23000-memory.dmp

memory/3148-7-0x0000000073E20000-0x00000000743D1000-memory.dmp

memory/3148-8-0x0000000073E20000-0x00000000743D1000-memory.dmp

memory/3760-9-0x0000000000AF0000-0x0000000000BE3000-memory.dmp

memory/3148-10-0x0000000073E22000-0x0000000073E23000-memory.dmp

memory/3148-11-0x0000000073E20000-0x00000000743D1000-memory.dmp

memory/3148-12-0x0000000073E20000-0x00000000743D1000-memory.dmp

memory/3760-16-0x0000000000AF0000-0x0000000000BE3000-memory.dmp