Malware Analysis Report

2025-01-18 02:59

Sample ID 241207-y4heraxjgk
Target c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
SHA256 c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863
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

c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863

Threat Level: Known bad

The file c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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

2024-12-07 20:20

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 20:20

Reported

2024-12-07 20:22

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1380 set thread context of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1380 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe

"C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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 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

Files

memory/1380-0-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2100-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2100-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2100-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2100-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2100-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2100-9-0x0000000074592000-0x0000000074594000-memory.dmp

memory/2100-10-0x0000000074592000-0x0000000074594000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-07 20:20

Reported

2024-12-07 20:22

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1668 set thread context of 1364 N/A C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe

"C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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 8.8.8.8:53 217.106.137.52.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 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 58.55.71.13.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 8.8.8.8:53 154.239.44.20.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 56.163.245.4.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 20.49.80.91.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 8.8.8.8:53 172.210.232.199.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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 22.236.111.52.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/1668-0-0x0000000002320000-0x0000000002321000-memory.dmp

memory/1364-1-0x00000000007C0000-0x00000000007C8000-memory.dmp

memory/1364-5-0x0000000073722000-0x0000000073723000-memory.dmp

memory/1364-6-0x0000000073720000-0x0000000073CD1000-memory.dmp

memory/1364-7-0x0000000073720000-0x0000000073CD1000-memory.dmp

memory/1364-8-0x0000000073722000-0x0000000073723000-memory.dmp

memory/1364-9-0x0000000073720000-0x0000000073CD1000-memory.dmp

memory/1364-10-0x0000000073720000-0x0000000073CD1000-memory.dmp