Malware Analysis Report

2024-10-23 21:21

Sample ID 240824-asd17axepr
Target 9ad5de68f4c7aebba02c97f040338520N.exe
SHA256 4eb8396e855fe29ab13bd2d34c13f35d96eedc54c28b03d72a2ec8f6af7c32d7
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

4eb8396e855fe29ab13bd2d34c13f35d96eedc54c28b03d72a2ec8f6af7c32d7

Threat Level: Known bad

The file 9ad5de68f4c7aebba02c97f040338520N.exe 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 AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-24 00:28

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

2024-08-24 00:28

Reported

2024-08-24 00:30

Platform

win7-20240704-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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\9ad5de68f4c7aebba02c97f040338520N.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 2964 set thread context of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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\9ad5de68f4c7aebba02c97f040338520N.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2964 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.exe

"C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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

Files

memory/2964-0-0x00000000009B0000-0x0000000000AA3000-memory.dmp

memory/2964-1-0x00000000000C0000-0x00000000000C1000-memory.dmp

memory/2692-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2692-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-10-0x0000000074092000-0x0000000074094000-memory.dmp

memory/2964-11-0x00000000009B0000-0x0000000000AA3000-memory.dmp

memory/2692-12-0x0000000074092000-0x0000000074094000-memory.dmp

memory/2964-16-0x00000000009B0000-0x0000000000AA3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-24 00:28

Reported

2024-08-24 00:30

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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\9ad5de68f4c7aebba02c97f040338520N.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 3436 set thread context of 2888 N/A C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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\9ad5de68f4c7aebba02c97f040338520N.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\9ad5de68f4c7aebba02c97f040338520N.exe

"C:\Users\Admin\AppData\Local\Temp\9ad5de68f4c7aebba02c97f040338520N.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
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 88.156.103.20.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 30.243.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/3436-0-0x00000000003F0000-0x00000000004E3000-memory.dmp

memory/3436-1-0x0000000004310000-0x0000000004311000-memory.dmp

memory/2888-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2888-6-0x0000000073932000-0x0000000073933000-memory.dmp

memory/2888-7-0x0000000073930000-0x0000000073EE1000-memory.dmp

memory/2888-8-0x0000000073930000-0x0000000073EE1000-memory.dmp

memory/3436-9-0x00000000003F0000-0x00000000004E3000-memory.dmp

memory/2888-10-0x0000000073932000-0x0000000073933000-memory.dmp

memory/2888-11-0x0000000073930000-0x0000000073EE1000-memory.dmp

memory/3436-15-0x00000000003F0000-0x00000000004E3000-memory.dmp