Malware Analysis Report

2024-10-19 08:42

Sample ID 240321-3lg4gsfa61
Target b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e
SHA256 b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e
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

b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e

Threat Level: Known bad

The file b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e 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 SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-21 23:35

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 23:35

Reported

2024-03-21 23:38

Platform

win7-20240221-en

Max time kernel

146s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2864 set thread context of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2864 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe

"C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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
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/2864-0-0x00000000006A0000-0x00000000006A1000-memory.dmp

memory/1768-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1768-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1768-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1768-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1768-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1768-9-0x0000000073FC0000-0x000000007456B000-memory.dmp

memory/1768-13-0x0000000073FC0000-0x000000007456B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-21 23:35

Reported

2024-03-21 23:38

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3860 set thread context of 1232 N/A C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.exe

"C:\Users\Admin\AppData\Local\Temp\b7194284ee8fe824d546cdfe3c98ad6f5afe38d1bc0c776520c0a116e7d7aa9e.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 4.159.190.20.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 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 64.134.221.88.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 0.205.248.87.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 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
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 4.173.189.20.in-addr.arpa udp

Files

memory/3860-0-0x00000000009F0000-0x00000000009F1000-memory.dmp

memory/1232-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1232-5-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/1232-6-0x0000000002950000-0x0000000002960000-memory.dmp

memory/1232-7-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/1232-11-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/1232-12-0x0000000002950000-0x0000000002960000-memory.dmp