Malware Analysis Report

2024-10-19 08:33

Sample ID 240817-ttya1avdnc
Target 5477b2e2c5fb67a4694e5b393b7dd450N.exe
SHA256 d280e9591a3807355304dbaefee5dfdc2cae249564e1af3ca6475b7aae802362
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d280e9591a3807355304dbaefee5dfdc2cae249564e1af3ca6475b7aae802362

Threat Level: Known bad

The file 5477b2e2c5fb67a4694e5b393b7dd450N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-17 16:21

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: behavioral2

Detonation Overview

Submitted

2024-08-17 16:21

Reported

2024-08-17 16:23

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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\5477b2e2c5fb67a4694e5b393b7dd450N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4476 set thread context of 4824 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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\5477b2e2c5fb67a4694e5b393b7dd450N.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\5477b2e2c5fb67a4694e5b393b7dd450N.exe

"C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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 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 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 39.58.20.217.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
US 8.8.8.8:53 31.243.111.52.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/4476-0-0x0000000000550000-0x0000000000551000-memory.dmp

memory/4824-1-0x0000000000140000-0x0000000000148000-memory.dmp

memory/4824-5-0x00000000741E2000-0x00000000741E3000-memory.dmp

memory/4824-6-0x00000000741E0000-0x0000000074791000-memory.dmp

memory/4824-7-0x00000000741E0000-0x0000000074791000-memory.dmp

memory/4824-8-0x00000000741E2000-0x00000000741E3000-memory.dmp

memory/4824-9-0x00000000741E0000-0x0000000074791000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-17 16:21

Reported

2024-08-17 16:23

Platform

win7-20240729-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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\5477b2e2c5fb67a4694e5b393b7dd450N.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2636 set thread context of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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\5477b2e2c5fb67a4694e5b393b7dd450N.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 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2636 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.exe

"C:\Users\Admin\AppData\Local\Temp\5477b2e2c5fb67a4694e5b393b7dd450N.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/2636-0-0x0000000000260000-0x0000000000261000-memory.dmp

memory/2752-1-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2752-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2752-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2752-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2752-7-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2752-9-0x0000000073D62000-0x0000000073D64000-memory.dmp

memory/2752-10-0x0000000073D62000-0x0000000073D64000-memory.dmp