Malware Analysis Report

2025-01-18 03:00

Sample ID 241127-yrbrfatrdq
Target 13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4
SHA256 13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4
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

13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4

Threat Level: Known bad

The file 13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4 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 FindShellTrayWindow

Suspicious use of SendNotifyMessage

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-27 20:00

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

2024-11-27 20:00

Reported

2024-11-27 20:03

Platform

win7-20241010-en

Max time kernel

108s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2116 set thread context of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2116 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe

"C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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 marzorevenger.duckdns.org 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 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

Files

memory/2116-0-0x00000000006F0000-0x00000000006F1000-memory.dmp

memory/1128-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1128-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1128-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1128-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1128-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1128-9-0x0000000074922000-0x0000000074924000-memory.dmp

memory/1128-10-0x0000000074922000-0x0000000074924000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-27 20:00

Reported

2024-11-27 20:03

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1820 set thread context of 5008 N/A C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.exe

"C:\Users\Admin\AppData\Local\Temp\13de2ed0e7e92aef0b90a4357b80072c7fb35a0b207e10570a5d646ec84bc0b4.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.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 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
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 8.8.8.8:53 241.150.49.20.in-addr.arpa 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 50.23.12.20.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 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 8.8.8.8:53 101.210.23.2.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 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 8.8.8.8:53 23.236.111.52.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 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

Files

memory/1820-0-0x00000000040D0000-0x00000000040D1000-memory.dmp

memory/5008-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/5008-5-0x0000000073D32000-0x0000000073D33000-memory.dmp

memory/5008-6-0x0000000073D30000-0x00000000742E1000-memory.dmp

memory/5008-7-0x0000000073D30000-0x00000000742E1000-memory.dmp

memory/5008-8-0x0000000073D32000-0x0000000073D33000-memory.dmp

memory/5008-9-0x0000000073D30000-0x00000000742E1000-memory.dmp

memory/5008-10-0x0000000073D30000-0x00000000742E1000-memory.dmp