Malware Analysis Report

2024-10-19 08:32

Sample ID 240823-fd47qaybpr
Target 483383fdf50342246c331180c758a7f0N.exe
SHA256 7e014306d6029b0b997f76ef8482aebb3b1105f731a72fb6cd0f79c5c81b52d0
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

7e014306d6029b0b997f76ef8482aebb3b1105f731a72fb6cd0f79c5c81b52d0

Threat Level: Known bad

The file 483383fdf50342246c331180c758a7f0N.exe 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 AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-23 04:46

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

2024-08-23 04:46

Reported

2024-08-23 04:48

Platform

win7-20240704-en

Max time kernel

97s

Max time network

106s

Command Line

"C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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\483383fdf50342246c331180c758a7f0N.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 480 set thread context of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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\483383fdf50342246c331180c758a7f0N.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 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 480 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.exe

"C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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

Files

memory/480-0-0x00000000008C0000-0x00000000009B3000-memory.dmp

memory/480-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/2420-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2420-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2420-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2420-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2420-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2420-10-0x0000000074602000-0x0000000074604000-memory.dmp

memory/480-11-0x00000000008C0000-0x00000000009B3000-memory.dmp

memory/2420-12-0x0000000074602000-0x0000000074604000-memory.dmp

memory/480-16-0x00000000008C0000-0x00000000009B3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-23 04:46

Reported

2024-08-23 04:48

Platform

win10v2004-20240802-en

Max time kernel

102s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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\483383fdf50342246c331180c758a7f0N.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 1940 set thread context of 4500 N/A C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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\483383fdf50342246c331180c758a7f0N.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\483383fdf50342246c331180c758a7f0N.exe

"C:\Users\Admin\AppData\Local\Temp\483383fdf50342246c331180c758a7f0N.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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
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
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp

Files

memory/1940-0-0x0000000000B30000-0x0000000000C23000-memory.dmp

memory/1940-1-0x00000000011E0000-0x00000000011E1000-memory.dmp

memory/4500-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4500-6-0x0000000073A82000-0x0000000073A83000-memory.dmp

memory/4500-7-0x0000000073A80000-0x0000000074031000-memory.dmp

memory/4500-8-0x0000000073A80000-0x0000000074031000-memory.dmp

memory/1940-9-0x0000000000B30000-0x0000000000C23000-memory.dmp

memory/4500-10-0x0000000073A82000-0x0000000073A83000-memory.dmp

memory/4500-11-0x0000000073A80000-0x0000000074031000-memory.dmp

memory/1940-15-0x0000000000B30000-0x0000000000C23000-memory.dmp