Malware Analysis Report

2024-10-19 08:33

Sample ID 240819-1tay2axgqg
Target 79c2a480606c4504cf03c5907904a850N.exe
SHA256 07ddd870547e31c3f9d0c6c7046da1ecfdd5536f7e3cef7a92801d51e2368ef4
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

07ddd870547e31c3f9d0c6c7046da1ecfdd5536f7e3cef7a92801d51e2368ef4

Threat Level: Known bad

The file 79c2a480606c4504cf03c5907904a850N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-19 21:56

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

2024-08-19 21:56

Reported

2024-08-19 21:58

Platform

win7-20240705-en

Max time kernel

99s

Max time network

109s

Command Line

"C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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\79c2a480606c4504cf03c5907904a850N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2996 set thread context of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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\79c2a480606c4504cf03c5907904a850N.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 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2996 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.exe

"C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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/2996-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

memory/2088-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2088-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2088-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2088-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2088-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2088-9-0x00000000748C2000-0x00000000748C4000-memory.dmp

memory/2088-10-0x00000000748C2000-0x00000000748C4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-19 21:56

Reported

2024-08-19 21:58

Platform

win10v2004-20240802-en

Max time kernel

115s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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\79c2a480606c4504cf03c5907904a850N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1632 set thread context of 964 N/A C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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\79c2a480606c4504cf03c5907904a850N.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\79c2a480606c4504cf03c5907904a850N.exe

"C:\Users\Admin\AppData\Local\Temp\79c2a480606c4504cf03c5907904a850N.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 g.bing.com udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 28.118.140.52.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 52.111.227.11:443 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 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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1632-0-0x0000000001400000-0x0000000001401000-memory.dmp

memory/964-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/964-5-0x00000000738F2000-0x00000000738F3000-memory.dmp

memory/964-6-0x00000000738F0000-0x0000000073EA1000-memory.dmp

memory/964-7-0x00000000738F0000-0x0000000073EA1000-memory.dmp

memory/964-8-0x00000000738F2000-0x00000000738F3000-memory.dmp

memory/964-9-0x00000000738F0000-0x0000000073EA1000-memory.dmp

memory/964-10-0x00000000738F0000-0x0000000073EA1000-memory.dmp