Malware Analysis Report

2025-01-18 02:57

Sample ID 241207-hb6zmswnfm
Target b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
SHA256 b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703
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

b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703

Threat Level: Known bad

The file b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Revengerat family

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-07 06:34

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

2024-12-07 06:34

Reported

2024-12-07 06:36

Platform

win7-20240903-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2448 set thread context of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2448 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe

"C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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/2448-0-0x0000000000160000-0x0000000000161000-memory.dmp

memory/1200-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1200-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1200-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1200-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1200-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1200-9-0x0000000073F72000-0x0000000073F74000-memory.dmp

memory/1200-10-0x0000000073F72000-0x0000000073F74000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-07 06:34

Reported

2024-12-07 06:36

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 692 set thread context of 1040 N/A C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe

"C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
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 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 8.8.8.8:53 28.118.140.52.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 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 75.121.18.2.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 8.8.8.8:53 13.227.111.52.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

Files

memory/692-0-0x0000000004120000-0x0000000004121000-memory.dmp

memory/1040-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1040-5-0x00000000734C2000-0x00000000734C3000-memory.dmp

memory/1040-6-0x00000000734C0000-0x0000000073A71000-memory.dmp

memory/1040-7-0x00000000734C0000-0x0000000073A71000-memory.dmp

memory/1040-8-0x00000000734C2000-0x00000000734C3000-memory.dmp

memory/1040-9-0x00000000734C0000-0x0000000073A71000-memory.dmp

memory/1040-10-0x00000000734C0000-0x0000000073A71000-memory.dmp