Malware Analysis Report

2024-10-19 08:33

Sample ID 240817-rrl4vataqj
Target df9270b7f6f6e49e581d8b1df4d24530N.exe
SHA256 71a634addb3423ee2f636108ffb192121287ce0d23edaad8382bb8288602e18c
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

71a634addb3423ee2f636108ffb192121287ce0d23edaad8382bb8288602e18c

Threat Level: Known bad

The file df9270b7f6f6e49e581d8b1df4d24530N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

Suspicious use of SetThreadContext

AutoIT Executable

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

2024-08-17 14:25

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

2024-08-17 14:25

Reported

2024-08-17 14:27

Platform

win7-20240729-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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\df9270b7f6f6e49e581d8b1df4d24530N.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 2336 set thread context of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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\df9270b7f6f6e49e581d8b1df4d24530N.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 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2336 wrote to memory of 2348 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.exe

"C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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/2336-0-0x0000000000820000-0x0000000000913000-memory.dmp

memory/2336-1-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/2348-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2348-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2348-10-0x0000000074772000-0x0000000074774000-memory.dmp

memory/2336-11-0x0000000000820000-0x0000000000913000-memory.dmp

memory/2348-12-0x0000000074772000-0x0000000074774000-memory.dmp

memory/2336-16-0x0000000000820000-0x0000000000913000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-17 14:25

Reported

2024-08-17 14:27

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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\df9270b7f6f6e49e581d8b1df4d24530N.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 1856 set thread context of 2964 N/A C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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\df9270b7f6f6e49e581d8b1df4d24530N.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\df9270b7f6f6e49e581d8b1df4d24530N.exe

"C:\Users\Admin\AppData\Local\Temp\df9270b7f6f6e49e581d8b1df4d24530N.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 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 35.58.20.217.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 22.236.111.52.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 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1856-0-0x0000000000240000-0x0000000000333000-memory.dmp

memory/1856-1-0x00000000037B0000-0x00000000037B1000-memory.dmp

memory/2964-2-0x0000000000770000-0x0000000000778000-memory.dmp

memory/2964-6-0x0000000073B82000-0x0000000073B83000-memory.dmp

memory/2964-7-0x0000000073B80000-0x0000000074131000-memory.dmp

memory/2964-8-0x0000000073B80000-0x0000000074131000-memory.dmp

memory/1856-9-0x0000000000240000-0x0000000000333000-memory.dmp

memory/2964-10-0x0000000073B82000-0x0000000073B83000-memory.dmp

memory/2964-11-0x0000000073B80000-0x0000000074131000-memory.dmp

memory/1856-15-0x0000000000240000-0x0000000000333000-memory.dmp