Malware Analysis Report

2024-10-19 08:32

Sample ID 240818-lv4v6sxhlg
Target 901bacb4295cb61f3e0dbcfd960f2c90N.exe
SHA256 3e80b4162df1e4b358bf0fc9287597663e5e6a68809ea3eeac399555dbf12e43
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

3e80b4162df1e4b358bf0fc9287597663e5e6a68809ea3eeac399555dbf12e43

Threat Level: Known bad

The file 901bacb4295cb61f3e0dbcfd960f2c90N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 09:52

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

2024-08-18 09:52

Reported

2024-08-18 09:54

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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\901bacb4295cb61f3e0dbcfd960f2c90N.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 2712 set thread context of 1480 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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\901bacb4295cb61f3e0dbcfd960f2c90N.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\901bacb4295cb61f3e0dbcfd960f2c90N.exe

"C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
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 26.35.223.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 11.227.111.52.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
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/2712-0-0x0000000000A00000-0x0000000000AF3000-memory.dmp

memory/2712-1-0x0000000004200000-0x0000000004201000-memory.dmp

memory/1480-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1480-6-0x00000000738E2000-0x00000000738E3000-memory.dmp

memory/1480-7-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/1480-8-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/2712-9-0x0000000000A00000-0x0000000000AF3000-memory.dmp

memory/1480-10-0x00000000738E2000-0x00000000738E3000-memory.dmp

memory/1480-11-0x00000000738E0000-0x0000000073E91000-memory.dmp

memory/2712-15-0x0000000000A00000-0x0000000000AF3000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-18 09:52

Reported

2024-08-18 09:54

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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\901bacb4295cb61f3e0dbcfd960f2c90N.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 2256 set thread context of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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\901bacb4295cb61f3e0dbcfd960f2c90N.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 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2256 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.exe

"C:\Users\Admin\AppData\Local\Temp\901bacb4295cb61f3e0dbcfd960f2c90N.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/2256-0-0x0000000000E40000-0x0000000000F33000-memory.dmp

memory/2256-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/2208-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2208-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2208-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2208-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2208-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2208-10-0x0000000073B72000-0x0000000073B74000-memory.dmp

memory/2256-11-0x0000000000E40000-0x0000000000F33000-memory.dmp

memory/2208-12-0x0000000073B72000-0x0000000073B74000-memory.dmp

memory/2256-16-0x0000000000E40000-0x0000000000F33000-memory.dmp