Malware Analysis Report

2024-10-23 21:20

Sample ID 240824-gsvr9swgmg
Target f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd
SHA256 f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd
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

f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd

Threat Level: Known bad

The file f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

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 SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-24 06:04

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

2024-08-24 06:04

Reported

2024-08-24 06:07

Platform

win7-20240708-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe"

Signatures

RevengeRAT

trojan 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\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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 2668 set thread context of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2668 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe

"C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/2668-0-0x0000000000120000-0x0000000000213000-memory.dmp

memory/2668-1-0x0000000000260000-0x0000000000261000-memory.dmp

memory/2760-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2760-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2760-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2760-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2760-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2760-10-0x00000000748D2000-0x00000000748D4000-memory.dmp

memory/2668-11-0x0000000000120000-0x0000000000213000-memory.dmp

memory/2760-12-0x00000000748D2000-0x00000000748D4000-memory.dmp

memory/2668-16-0x0000000000120000-0x0000000000213000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-24 06:04

Reported

2024-08-24 06:05

Platform

win10v2004-20240802-en

Max time kernel

31s

Max time network

43s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe"

Signatures

RevengeRAT

trojan 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\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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 4340 set thread context of 3880 N/A C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.exe

"C:\Users\Admin\AppData\Local\Temp\f30e56e3c98901a3d11aa99e83cefaad313b0e171f3513a459bd2d93ffa397bd.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp

Files

memory/4340-0-0x0000000000DA0000-0x0000000000E93000-memory.dmp

memory/4340-1-0x0000000000D30000-0x0000000000D31000-memory.dmp

memory/3880-2-0x00000000003D0000-0x00000000003D8000-memory.dmp

memory/3880-6-0x0000000074292000-0x0000000074293000-memory.dmp

memory/3880-7-0x0000000074290000-0x0000000074841000-memory.dmp

memory/3880-8-0x0000000074290000-0x0000000074841000-memory.dmp

memory/4340-9-0x0000000000DA0000-0x0000000000E93000-memory.dmp

memory/3880-10-0x0000000074292000-0x0000000074293000-memory.dmp

memory/3880-11-0x0000000074290000-0x0000000074841000-memory.dmp

memory/4340-15-0x0000000000DA0000-0x0000000000E93000-memory.dmp