Malware Analysis Report

2024-10-19 08:32

Sample ID 240818-qcqytavbre
Target 8fa8610bab496de60cedff1577b615c0N.exe
SHA256 ef04facb72076671476e17d2b829eec3f031d54ccbd1d9ba74a0cb3e65179ce2
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

ef04facb72076671476e17d2b829eec3f031d54ccbd1d9ba74a0cb3e65179ce2

Threat Level: Known bad

The file 8fa8610bab496de60cedff1577b615c0N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 13:07

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

2024-08-18 13:07

Reported

2024-08-18 13:09

Platform

win7-20240704-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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\8fa8610bab496de60cedff1577b615c0N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2520 set thread context of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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\8fa8610bab496de60cedff1577b615c0N.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 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2520 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.exe

"C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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/2520-0-0x00000000005E0000-0x00000000005E1000-memory.dmp

memory/1780-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1780-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1780-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1780-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1780-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1780-9-0x0000000074272000-0x0000000074274000-memory.dmp

memory/1780-10-0x0000000074272000-0x0000000074274000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 13:07

Reported

2024-08-18 13:09

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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\8fa8610bab496de60cedff1577b615c0N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3300 set thread context of 2544 N/A C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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\8fa8610bab496de60cedff1577b615c0N.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\8fa8610bab496de60cedff1577b615c0N.exe

"C:\Users\Admin\AppData\Local\Temp\8fa8610bab496de60cedff1577b615c0N.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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
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/3300-0-0x0000000001510000-0x0000000001511000-memory.dmp

memory/2544-2-0x00000000003D0000-0x00000000003D8000-memory.dmp

memory/2544-5-0x0000000073D32000-0x0000000073D33000-memory.dmp

memory/2544-6-0x0000000073D30000-0x00000000742E1000-memory.dmp

memory/2544-7-0x0000000073D30000-0x00000000742E1000-memory.dmp

memory/2544-8-0x0000000073D32000-0x0000000073D33000-memory.dmp

memory/2544-9-0x0000000073D30000-0x00000000742E1000-memory.dmp