Malware Analysis Report

2025-01-18 03:00

Sample ID 241203-wc8fra1rbr
Target 5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe
SHA256 5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292
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

5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292

Threat Level: Known bad

The file 5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

Revengerat family

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SendNotifyMessage

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-03 17:47

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

2024-12-03 17:47

Reported

2024-12-03 17:49

Platform

win7-20240903-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1236 set thread context of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1236 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe

"C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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

Files

memory/1236-0-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/2348-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2348-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-9-0x0000000074562000-0x0000000074564000-memory.dmp

memory/2348-10-0x0000000074562000-0x0000000074564000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-03 17:47

Reported

2024-12-03 17:49

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3144 set thread context of 4460 N/A C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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

Processes

C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.exe

"C:\Users\Admin\AppData\Local\Temp\5ea8b160fd6e567eb8edffc57f73ce9ba4483b69129276f2f51504a85bbc8292N.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.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 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.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 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 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.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 8.8.8.8:53 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 172.210.232.199.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 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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

Files

memory/3144-0-0x0000000001520000-0x0000000001521000-memory.dmp

memory/4460-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4460-5-0x0000000073DD2000-0x0000000073DD3000-memory.dmp

memory/4460-6-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/4460-7-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/4460-8-0x0000000073DD2000-0x0000000073DD3000-memory.dmp

memory/4460-9-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/4460-10-0x0000000073DD0000-0x0000000074381000-memory.dmp