Malware Analysis Report

2024-10-23 21:21

Sample ID 240905-k3xamaxakp
Target 01a644d9f5e870ccc99d4a54fe6fb420N.exe
SHA256 f00549f644df651ecac7ff553a9f4966ee1e6b3078e44750b5c7c1a907a16bd0
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

f00549f644df651ecac7ff553a9f4966ee1e6b3078e44750b5c7c1a907a16bd0

Threat Level: Known bad

The file 01a644d9f5e870ccc99d4a54fe6fb420N.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 FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-05 09:08

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

2024-09-05 09:08

Reported

2024-09-05 09:10

Platform

win7-20240708-en

Max time kernel

106s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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\01a644d9f5e870ccc99d4a54fe6fb420N.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 2292 set thread context of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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\01a644d9f5e870ccc99d4a54fe6fb420N.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 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 2292 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.exe

"C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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
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/2292-0-0x0000000000800000-0x00000000008F3000-memory.dmp

memory/2292-1-0x00000000000B0000-0x00000000000B1000-memory.dmp

memory/2444-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2444-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2444-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2444-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2444-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2444-10-0x0000000073FC2000-0x0000000073FC4000-memory.dmp

memory/2292-11-0x0000000000800000-0x00000000008F3000-memory.dmp

memory/2444-12-0x0000000073FC2000-0x0000000073FC4000-memory.dmp

memory/2292-16-0x0000000000800000-0x00000000008F3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-05 09:08

Reported

2024-09-05 09:10

Platform

win10v2004-20240802-en

Max time kernel

96s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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\01a644d9f5e870ccc99d4a54fe6fb420N.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 1880 set thread context of 1608 N/A C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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\01a644d9f5e870ccc99d4a54fe6fb420N.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\01a644d9f5e870ccc99d4a54fe6fb420N.exe

"C:\Users\Admin\AppData\Local\Temp\01a644d9f5e870ccc99d4a54fe6fb420N.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 28.118.140.52.in-addr.arpa udp
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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 172.210.232.199.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 30.243.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1880-0-0x0000000000E30000-0x0000000000F23000-memory.dmp

memory/1880-1-0x0000000000F70000-0x0000000000F71000-memory.dmp

memory/1608-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1608-6-0x0000000073E32000-0x0000000073E33000-memory.dmp

memory/1608-7-0x0000000073E30000-0x00000000743E1000-memory.dmp

memory/1608-8-0x0000000073E30000-0x00000000743E1000-memory.dmp

memory/1880-9-0x0000000000E30000-0x0000000000F23000-memory.dmp

memory/1608-10-0x0000000073E32000-0x0000000073E33000-memory.dmp

memory/1608-11-0x0000000073E30000-0x00000000743E1000-memory.dmp

memory/1880-15-0x0000000000E30000-0x0000000000F23000-memory.dmp