Malware Analysis Report

2024-10-19 08:32

Sample ID 240821-mvpxpatgpc
Target cc6eca3c8a6f131f9b007d366e0f6e40N.exe
SHA256 428624971eb187b20f6c49495ceb4fb25764c4fcd134170ca0ed0a965b87aa88
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

428624971eb187b20f6c49495ceb4fb25764c4fcd134170ca0ed0a965b87aa88

Threat Level: Known bad

The file cc6eca3c8a6f131f9b007d366e0f6e40N.exe 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 WriteProcessMemory

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-21 10:47

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

2024-08-21 10:47

Reported

2024-08-21 10:49

Platform

win7-20240704-en

Max time kernel

120s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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\cc6eca3c8a6f131f9b007d366e0f6e40N.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 2732 set thread context of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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\cc6eca3c8a6f131f9b007d366e0f6e40N.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 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2732 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.exe

"C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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 tcp

Files

memory/2732-0-0x00000000011F0000-0x00000000012E3000-memory.dmp

memory/2732-1-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2860-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2860-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2860-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2860-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2860-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2860-10-0x0000000073B62000-0x0000000073B64000-memory.dmp

memory/2732-11-0x00000000011F0000-0x00000000012E3000-memory.dmp

memory/2860-12-0x0000000073B62000-0x0000000073B64000-memory.dmp

memory/2732-16-0x00000000011F0000-0x00000000012E3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-21 10:47

Reported

2024-08-21 10:49

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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\cc6eca3c8a6f131f9b007d366e0f6e40N.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 4704 set thread context of 5012 N/A C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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\cc6eca3c8a6f131f9b007d366e0f6e40N.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\cc6eca3c8a6f131f9b007d366e0f6e40N.exe

"C:\Users\Admin\AppData\Local\Temp\cc6eca3c8a6f131f9b007d366e0f6e40N.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 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 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.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 18.31.95.13.in-addr.arpa udp
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 55.36.223.20.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 13.227.111.52.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 8.8.8.8:53 205.47.74.20.in-addr.arpa 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

Files

memory/4704-0-0x0000000000180000-0x0000000000273000-memory.dmp

memory/4704-1-0x0000000003950000-0x0000000003951000-memory.dmp

memory/5012-2-0x0000000000730000-0x0000000000738000-memory.dmp

memory/5012-6-0x00000000736C2000-0x00000000736C3000-memory.dmp

memory/5012-7-0x00000000736C0000-0x0000000073C71000-memory.dmp

memory/5012-8-0x00000000736C0000-0x0000000073C71000-memory.dmp

memory/4704-9-0x0000000000180000-0x0000000000273000-memory.dmp

memory/5012-10-0x00000000736C2000-0x00000000736C3000-memory.dmp

memory/5012-11-0x00000000736C0000-0x0000000073C71000-memory.dmp

memory/4704-15-0x0000000000180000-0x0000000000273000-memory.dmp