Malware Analysis Report

2024-10-19 08:32

Sample ID 240816-3gnepstgjb
Target 5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d
SHA256 5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d
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

5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d

Threat Level: Known bad

The file 5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d 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 AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-16 23:29

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

2024-08-16 23:29

Reported

2024-08-16 23:31

Platform

win7-20240705-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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 2368 set thread context of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2368 wrote to memory of 904 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe

"C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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/2368-0-0x0000000000EB0000-0x0000000000FA3000-memory.dmp

memory/2368-1-0x0000000000220000-0x0000000000221000-memory.dmp

memory/904-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/904-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/904-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/904-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/904-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/904-10-0x00000000745A2000-0x00000000745A4000-memory.dmp

memory/2368-11-0x0000000000EB0000-0x0000000000FA3000-memory.dmp

memory/904-12-0x00000000745A2000-0x00000000745A4000-memory.dmp

memory/2368-16-0x0000000000EB0000-0x0000000000FA3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-16 23:29

Reported

2024-08-16 23:31

Platform

win10v2004-20240802-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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 872 set thread context of 1456 N/A C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.exe

"C:\Users\Admin\AppData\Local\Temp\5e85e428d5fd914871f907c891133a8fdb8918a4006417f2b56fd588eb6f381d.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.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 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 14.227.111.52.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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp

Files

memory/872-0-0x0000000000660000-0x0000000000753000-memory.dmp

memory/872-1-0x0000000000650000-0x0000000000651000-memory.dmp

memory/1456-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1456-6-0x0000000074332000-0x0000000074333000-memory.dmp

memory/1456-7-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/1456-8-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/872-9-0x0000000000660000-0x0000000000753000-memory.dmp

memory/1456-10-0x0000000074332000-0x0000000074333000-memory.dmp

memory/1456-11-0x0000000074330000-0x00000000748E1000-memory.dmp

memory/872-15-0x0000000000660000-0x0000000000753000-memory.dmp