Malware Analysis Report

2024-10-19 08:32

Sample ID 240823-m8cvaashlp
Target 4aed340fcde3602287fb6a9668b7e660N.exe
SHA256 9f24308e249749e356e0cd3ba999737c9e085d889a0873abd16ec0ff7bb9c181
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9f24308e249749e356e0cd3ba999737c9e085d889a0873abd16ec0ff7bb9c181

Threat Level: Known bad

The file 4aed340fcde3602287fb6a9668b7e660N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-23 11:07

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: behavioral2

Detonation Overview

Submitted

2024-08-23 11:07

Reported

2024-08-23 11:09

Platform

win10v2004-20240802-en

Max time kernel

102s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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\4aed340fcde3602287fb6a9668b7e660N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1764 set thread context of 3048 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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\4aed340fcde3602287fb6a9668b7e660N.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\4aed340fcde3602287fb6a9668b7e660N.exe

"C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa 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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
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 13.227.111.52.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 10.28.171.150.in-addr.arpa udp

Files

memory/1764-0-0x0000000001C90000-0x0000000001C91000-memory.dmp

memory/3048-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3048-5-0x00000000734A2000-0x00000000734A3000-memory.dmp

memory/3048-6-0x00000000734A0000-0x0000000073A51000-memory.dmp

memory/3048-7-0x00000000734A0000-0x0000000073A51000-memory.dmp

memory/3048-8-0x00000000734A2000-0x00000000734A3000-memory.dmp

memory/3048-9-0x00000000734A0000-0x0000000073A51000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-23 11:07

Reported

2024-08-23 11:09

Platform

win7-20240705-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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\4aed340fcde3602287fb6a9668b7e660N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2136 set thread context of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2136 wrote to memory of 1776 N/A C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.exe

"C:\Users\Admin\AppData\Local\Temp\4aed340fcde3602287fb6a9668b7e660N.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/2136-0-0x0000000000300000-0x0000000000301000-memory.dmp

memory/1776-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1776-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1776-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1776-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1776-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1776-9-0x0000000074942000-0x0000000074944000-memory.dmp

memory/1776-10-0x0000000074942000-0x0000000074944000-memory.dmp