Malware Analysis Report

2024-10-19 08:42

Sample ID 240321-x29wjsfh93
Target 4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc
SHA256 4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc
Tags
revengerat marzo26 trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc

Threat Level: Known bad

The file 4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-21 19:22

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

2024-03-21 19:22

Reported

2024-03-21 19:24

Platform

win7-20240221-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.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\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2792 set thread context of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

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 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2792 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe

"C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.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/544-0-0x0000000000400000-0x0000000000408000-memory.dmp

memory/544-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2792-3-0x00000000000F0000-0x00000000000F1000-memory.dmp

memory/544-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/544-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/544-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/544-9-0x00000000741E0000-0x000000007478B000-memory.dmp

memory/544-13-0x00000000741E0000-0x000000007478B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-21 19:22

Reported

2024-03-21 19:24

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.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\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4820 set thread context of 2020 N/A C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

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\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.exe

"C:\Users\Admin\AppData\Local\Temp\4251d7e26e0ccd808fe2e89588fb03e18ae2fd5d7714ee542ced7e5f5daed9cc.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 22.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 182.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 195.177.78.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 59.179.17.96.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 179.178.17.96.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 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 206.178.17.96.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 72.179.17.96.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 8.173.189.20.in-addr.arpa udp

Files

memory/4820-0-0x0000000000C30000-0x0000000000C31000-memory.dmp

memory/2020-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2020-5-0x0000000073F00000-0x00000000744B1000-memory.dmp

memory/2020-6-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

memory/2020-7-0x0000000073F00000-0x00000000744B1000-memory.dmp

memory/2020-11-0x0000000073F00000-0x00000000744B1000-memory.dmp

memory/2020-12-0x0000000002EA0000-0x0000000002EB0000-memory.dmp