Malware Analysis Report

2025-01-18 02:58

Sample ID 241204-j842zsvkbr
Target f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
SHA256 f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829
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

f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829

Threat Level: Known bad

The file f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-04 08:21

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

2024-12-04 08:21

Reported

2024-12-04 08:23

Platform

win7-20241010-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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 2524 set thread context of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 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 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2524 wrote to memory of 1232 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe

"C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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/2524-0-0x0000000000220000-0x0000000000313000-memory.dmp

memory/2524-1-0x0000000000320000-0x0000000000321000-memory.dmp

memory/1232-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1232-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1232-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1232-10-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1232-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1232-11-0x0000000074572000-0x0000000074574000-memory.dmp

memory/2524-12-0x0000000000220000-0x0000000000313000-memory.dmp

memory/1232-13-0x0000000074572000-0x0000000074574000-memory.dmp

memory/2524-17-0x0000000000220000-0x0000000000313000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-04 08:21

Reported

2024-12-04 08:23

Platform

win10v2004-20241007-en

Max time kernel

116s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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 4720 set thread context of 512 N/A C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe

"C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.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 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 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.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 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 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/4720-0-0x0000000000740000-0x0000000000833000-memory.dmp

memory/4720-1-0x0000000002100000-0x0000000002101000-memory.dmp

memory/512-2-0x0000000000730000-0x0000000000738000-memory.dmp

memory/512-6-0x00000000736A2000-0x00000000736A3000-memory.dmp

memory/512-7-0x00000000736A0000-0x0000000073C51000-memory.dmp

memory/512-8-0x00000000736A0000-0x0000000073C51000-memory.dmp

memory/4720-9-0x0000000000740000-0x0000000000833000-memory.dmp

memory/512-10-0x00000000736A2000-0x00000000736A3000-memory.dmp

memory/512-11-0x00000000736A0000-0x0000000073C51000-memory.dmp

memory/512-12-0x00000000736A0000-0x0000000073C51000-memory.dmp

memory/4720-16-0x0000000000740000-0x0000000000833000-memory.dmp