Malware Analysis Report

2025-01-18 03:00

Sample ID 241205-y37m9awram
Target a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe
SHA256 a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933
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

a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933

Threat Level: Known bad

The file a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Revengerat family

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-05 20:19

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

2024-12-05 20:19

Reported

2024-12-05 20:21

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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 1968 set thread context of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1968 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe

"C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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/1968-0-0x0000000000300000-0x00000000003F3000-memory.dmp

memory/1968-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/2328-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2328-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2328-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2328-10-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2328-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2328-11-0x0000000073AB2000-0x0000000073AB4000-memory.dmp

memory/1968-12-0x0000000000300000-0x00000000003F3000-memory.dmp

memory/2328-13-0x0000000073AB2000-0x0000000073AB4000-memory.dmp

memory/1968-17-0x0000000000300000-0x00000000003F3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-05 20:19

Reported

2024-12-05 20:21

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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 1148 set thread context of 3924 N/A C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.exe

"C:\Users\Admin\AppData\Local\Temp\a9bacadadaf4fcd9582eb3f30ab9ba6f14335dd00babeae775a7cd7985cd8933N.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 marzorevenger.duckdns.org udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 134.130.81.91.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.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 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 86.49.80.91.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
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/1148-0-0x00000000005F0000-0x00000000006E3000-memory.dmp

memory/1148-1-0x0000000002450000-0x0000000002451000-memory.dmp

memory/3924-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3924-6-0x00000000734D2000-0x00000000734D3000-memory.dmp

memory/3924-7-0x00000000734D0000-0x0000000073A81000-memory.dmp

memory/3924-8-0x00000000734D0000-0x0000000073A81000-memory.dmp

memory/1148-9-0x00000000005F0000-0x00000000006E3000-memory.dmp

memory/3924-10-0x00000000734D2000-0x00000000734D3000-memory.dmp

memory/3924-11-0x00000000734D0000-0x0000000073A81000-memory.dmp

memory/3924-12-0x00000000734D0000-0x0000000073A81000-memory.dmp

memory/1148-16-0x00000000005F0000-0x00000000006E3000-memory.dmp