Malware Analysis Report

2025-01-18 02:58

Sample ID 241219-fsz7bazkhw
Target 6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe
SHA256 6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf
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

6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf

Threat Level: Known bad

The file 6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Revengerat family

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 FindShellTrayWindow

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-19 05:08

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

2024-12-19 05:08

Reported

2024-12-19 05:10

Platform

win7-20240903-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

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\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2280 set thread context of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.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\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2280 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe

"C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp

Files

memory/2280-0-0x0000000000560000-0x0000000000561000-memory.dmp

memory/2284-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2284-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2284-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2284-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2284-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2284-9-0x0000000074102000-0x0000000074104000-memory.dmp

memory/2284-10-0x0000000074102000-0x0000000074104000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-19 05:08

Reported

2024-12-19 05:10

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

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\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2440 set thread context of 4000 N/A C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.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\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.exe

"C:\Users\Admin\AppData\Local\Temp\6fde994194d60d2eaa3a7da73310e01630b1937559e742b6d14af2dff9d112bf.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 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp

Files

memory/2440-0-0x0000000001470000-0x0000000001471000-memory.dmp

memory/4000-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4000-5-0x0000000073E52000-0x0000000073E53000-memory.dmp

memory/4000-6-0x0000000073E50000-0x0000000074401000-memory.dmp

memory/4000-7-0x0000000073E50000-0x0000000074401000-memory.dmp

memory/4000-8-0x0000000073E52000-0x0000000073E53000-memory.dmp

memory/4000-9-0x0000000073E50000-0x0000000074401000-memory.dmp

memory/4000-10-0x0000000073E50000-0x0000000074401000-memory.dmp