Malware Analysis Report

2024-10-23 21:21

Sample ID 240908-drtl2avbkd
Target df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c
SHA256 df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c
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

df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c

Threat Level: Known bad

The file df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-08 03:14

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

2024-09-08 03:14

Reported

2024-09-08 03:17

Platform

win7-20240903-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe"

Signatures

RevengeRAT

trojan 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\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 348 set thread context of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.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\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.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 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 348 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe

"C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/348-0-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/2084-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2084-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2084-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2084-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2084-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2084-9-0x00000000742D2000-0x00000000742D4000-memory.dmp

memory/2084-10-0x00000000742D2000-0x00000000742D4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-08 03:14

Reported

2024-09-08 03:17

Platform

win10v2004-20240802-en

Max time kernel

131s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe"

Signatures

RevengeRAT

trojan 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\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3548 set thread context of 4872 N/A C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.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\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.exe

"C:\Users\Admin\AppData\Local\Temp\df26aee986e773f2c48b93655272dc7136c3524427eb8006ba1673e295d9500c.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 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/3548-0-0x0000000002310000-0x0000000002311000-memory.dmp

memory/4872-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4872-5-0x0000000073452000-0x0000000073453000-memory.dmp

memory/4872-6-0x0000000073450000-0x0000000073A01000-memory.dmp

memory/4872-7-0x0000000073450000-0x0000000073A01000-memory.dmp

memory/4872-8-0x0000000073452000-0x0000000073453000-memory.dmp

memory/4872-9-0x0000000073450000-0x0000000073A01000-memory.dmp