Malware Analysis Report

2024-10-23 21:20

Sample ID 240909-pf7kaszcjg
Target 9ae91e4d7bcf8c396750fef4d290bd30N
SHA256 d374798ede4ca9021013803cb674267ab76e8f178af1adaa62f769ca481f74bb
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

d374798ede4ca9021013803cb674267ab76e8f178af1adaa62f769ca481f74bb

Threat Level: Known bad

The file 9ae91e4d7bcf8c396750fef4d290bd30N 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 SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-09 12:17

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

2024-09-09 12:17

Reported

2024-09-09 12:19

Platform

win7-20240903-en

Max time kernel

106s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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\9ae91e4d7bcf8c396750fef4d290bd30N.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 1392 set thread context of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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\9ae91e4d7bcf8c396750fef4d290bd30N.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 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1392 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.exe

"C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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 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

Files

memory/1392-0-0x0000000000BC0000-0x0000000000CB3000-memory.dmp

memory/1392-1-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/1780-9-0x0000000000400000-0x0000000000408000-memory.dmp

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

memory/1780-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1780-3-0x0000000000400000-0x0000000000408000-memory.dmp

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

memory/1780-10-0x00000000741D2000-0x00000000741D4000-memory.dmp

memory/1392-11-0x0000000000BC0000-0x0000000000CB3000-memory.dmp

memory/1780-12-0x00000000741D2000-0x00000000741D4000-memory.dmp

memory/1392-16-0x0000000000BC0000-0x0000000000CB3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-09 12:17

Reported

2024-09-09 12:19

Platform

win10v2004-20240802-en

Max time kernel

108s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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\9ae91e4d7bcf8c396750fef4d290bd30N.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 1896 set thread context of 3916 N/A C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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\9ae91e4d7bcf8c396750fef4d290bd30N.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\9ae91e4d7bcf8c396750fef4d290bd30N.exe

"C:\Users\Admin\AppData\Local\Temp\9ae91e4d7bcf8c396750fef4d290bd30N.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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa 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 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

Files

memory/1896-0-0x0000000000F70000-0x0000000001063000-memory.dmp

memory/1896-1-0x0000000003E90000-0x0000000003E91000-memory.dmp

memory/3916-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3916-6-0x0000000073922000-0x0000000073923000-memory.dmp

memory/3916-7-0x0000000073920000-0x0000000073ED1000-memory.dmp

memory/3916-8-0x0000000073920000-0x0000000073ED1000-memory.dmp

memory/1896-9-0x0000000000F70000-0x0000000001063000-memory.dmp

memory/3916-10-0x0000000073922000-0x0000000073923000-memory.dmp

memory/3916-11-0x0000000073920000-0x0000000073ED1000-memory.dmp

memory/3916-12-0x0000000073920000-0x0000000073ED1000-memory.dmp

memory/1896-16-0x0000000000F70000-0x0000000001063000-memory.dmp