Malware Analysis Report

2025-01-18 03:01

Sample ID 241202-c3kmtsvndv
Target cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa
SHA256 cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa
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

cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa

Threat Level: Known bad

The file cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa 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

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-02 02:36

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

2024-12-02 02:36

Reported

2024-12-02 02:38

Platform

win7-20240903-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 764 set thread context of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 764 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe

"C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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 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 8.8.8.8:53 marzorevenger.duckdns.org 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

Files

memory/764-0-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2024-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2024-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2024-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2024-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2024-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2024-9-0x00000000742E2000-0x00000000742E4000-memory.dmp

memory/2024-10-0x00000000742E2000-0x00000000742E4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-02 02:36

Reported

2024-12-02 02:38

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 964 set thread context of 2956 N/A C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.exe

"C:\Users\Admin\AppData\Local\Temp\cae7a3b70ef31f5c9cc681d8ec9f3a1efa0c196bba0ebc68156a29356a6d05aa.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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.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 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 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 192.169.69.26:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.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 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
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 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

Files

memory/964-0-0x0000000000C20000-0x0000000000C21000-memory.dmp

memory/2956-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2956-5-0x0000000073DD2000-0x0000000073DD3000-memory.dmp

memory/2956-6-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/2956-7-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/2956-8-0x0000000073DD2000-0x0000000073DD3000-memory.dmp

memory/2956-9-0x0000000073DD0000-0x0000000074381000-memory.dmp

memory/2956-10-0x0000000073DD0000-0x0000000074381000-memory.dmp