Malware Analysis Report

2024-10-19 08:32

Sample ID 240820-pzwl5swenm
Target fad3d4bc220a8a2fd0eada26b90637c0N.exe
SHA256 3ff89d13ca5bdcec69feb52ec01a49e92e699eebfdc1dab98aa71d4115c56df6
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

3ff89d13ca5bdcec69feb52ec01a49e92e699eebfdc1dab98aa71d4115c56df6

Threat Level: Known bad

The file fad3d4bc220a8a2fd0eada26b90637c0N.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 SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-20 12:46

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

2024-08-20 12:46

Reported

2024-08-20 12:48

Platform

win7-20240729-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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\fad3d4bc220a8a2fd0eada26b90637c0N.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 3040 set thread context of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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\fad3d4bc220a8a2fd0eada26b90637c0N.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 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 3040 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.exe

"C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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

Files

memory/3040-0-0x0000000000E70000-0x0000000000F63000-memory.dmp

memory/3040-1-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/2304-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2304-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2304-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2304-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2304-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2304-10-0x0000000073F22000-0x0000000073F24000-memory.dmp

memory/3040-11-0x0000000000E70000-0x0000000000F63000-memory.dmp

memory/2304-12-0x0000000073F22000-0x0000000073F24000-memory.dmp

memory/3040-16-0x0000000000E70000-0x0000000000F63000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-20 12:46

Reported

2024-08-20 12:48

Platform

win10v2004-20240802-en

Max time kernel

110s

Max time network

114s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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\fad3d4bc220a8a2fd0eada26b90637c0N.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 2368 set thread context of 3444 N/A C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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\fad3d4bc220a8a2fd0eada26b90637c0N.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\fad3d4bc220a8a2fd0eada26b90637c0N.exe

"C:\Users\Admin\AppData\Local\Temp\fad3d4bc220a8a2fd0eada26b90637c0N.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 8.8.8.8:53 232.168.11.51.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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
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 11.227.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/2368-0-0x0000000000720000-0x0000000000813000-memory.dmp

memory/2368-1-0x0000000001910000-0x0000000001911000-memory.dmp

memory/3444-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3444-6-0x00000000739A2000-0x00000000739A3000-memory.dmp

memory/3444-7-0x00000000739A0000-0x0000000073F51000-memory.dmp

memory/3444-8-0x00000000739A0000-0x0000000073F51000-memory.dmp

memory/2368-9-0x0000000000720000-0x0000000000813000-memory.dmp

memory/3444-10-0x00000000739A2000-0x00000000739A3000-memory.dmp

memory/3444-11-0x00000000739A0000-0x0000000073F51000-memory.dmp

memory/2368-15-0x0000000000720000-0x0000000000813000-memory.dmp