Malware Analysis Report

2025-01-18 03:00

Sample ID 241205-2733eaxkcy
Target eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe
SHA256 eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9
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

eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9

Threat Level: Known bad

The file eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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 SendNotifyMessage

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-05 23:14

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 23:14

Reported

2024-12-05 23:16

Platform

win7-20240903-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2892 set thread context of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2892 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe

"C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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 tcp

Files

memory/2892-0-0x00000000001A0000-0x00000000001A1000-memory.dmp

memory/2268-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2268-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2268-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2268-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2268-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2268-9-0x00000000743E2000-0x00000000743E4000-memory.dmp

memory/2268-10-0x00000000743E2000-0x00000000743E4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-05 23:14

Reported

2024-12-05 23:16

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4928 set thread context of 3312 N/A C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 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\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.exe

"C:\Users\Admin\AppData\Local\Temp\eef922cc79a3cc9884026c41ed1060fa3d45c8abda93a5b60ba38f31ae64a5e9N.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 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.69.169.192.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 8.8.8.8:53 209.205.72.20.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 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 15.164.165.52.in-addr.arpa udp
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 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 8.8.8.8:53 13.227.111.52.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/4928-0-0x00000000017B0000-0x00000000017B1000-memory.dmp

memory/3312-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3312-5-0x0000000073D22000-0x0000000073D23000-memory.dmp

memory/3312-6-0x0000000073D20000-0x00000000742D1000-memory.dmp

memory/3312-7-0x0000000073D20000-0x00000000742D1000-memory.dmp

memory/3312-8-0x0000000073D22000-0x0000000073D23000-memory.dmp

memory/3312-9-0x0000000073D20000-0x00000000742D1000-memory.dmp

memory/3312-10-0x0000000073D20000-0x00000000742D1000-memory.dmp