Malware Analysis Report

2024-10-23 21:21

Sample ID 240824-y4skqaxdrb
Target c2eb1d928c468694464a42f873a350d0N.exe
SHA256 b01cd67d0606f53c1d53099059d5a289e98db40457a436754aafa587b50bd993
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

b01cd67d0606f53c1d53099059d5a289e98db40457a436754aafa587b50bd993

Threat Level: Known bad

The file c2eb1d928c468694464a42f873a350d0N.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

2024-08-24 20:20

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

2024-08-24 20:20

Reported

2024-08-24 20:22

Platform

win7-20240729-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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\c2eb1d928c468694464a42f873a350d0N.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 2856 set thread context of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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\c2eb1d928c468694464a42f873a350d0N.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 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2856 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.exe

"C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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

Files

memory/2856-0-0x0000000000E80000-0x0000000000F73000-memory.dmp

memory/2856-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/2204-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2204-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2204-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2204-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2204-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2204-10-0x0000000074992000-0x0000000074994000-memory.dmp

memory/2856-11-0x0000000000E80000-0x0000000000F73000-memory.dmp

memory/2204-12-0x0000000074992000-0x0000000074994000-memory.dmp

memory/2856-16-0x0000000000E80000-0x0000000000F73000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-24 20:20

Reported

2024-08-24 20:22

Platform

win10v2004-20240802-en

Max time kernel

103s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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\c2eb1d928c468694464a42f873a350d0N.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 3976 set thread context of 1944 N/A C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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\c2eb1d928c468694464a42f873a350d0N.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\c2eb1d928c468694464a42f873a350d0N.exe

"C:\Users\Admin\AppData\Local\Temp\c2eb1d928c468694464a42f873a350d0N.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 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa 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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 73.144.22.2.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 23.236.111.52.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

Files

memory/3976-0-0x0000000000660000-0x0000000000753000-memory.dmp

memory/1944-2-0x0000000000530000-0x0000000000538000-memory.dmp

memory/3976-1-0x0000000003EA0000-0x0000000003EA1000-memory.dmp

memory/1944-6-0x0000000074132000-0x0000000074133000-memory.dmp

memory/1944-7-0x0000000074130000-0x00000000746E1000-memory.dmp

memory/1944-8-0x0000000074130000-0x00000000746E1000-memory.dmp

memory/3976-9-0x0000000000660000-0x0000000000753000-memory.dmp

memory/1944-10-0x0000000074132000-0x0000000074133000-memory.dmp

memory/1944-11-0x0000000074130000-0x00000000746E1000-memory.dmp

memory/3976-15-0x0000000000660000-0x0000000000753000-memory.dmp