Malware Analysis Report

2024-10-23 21:20

Sample ID 240902-2tfd7azarj
Target b07ebc073413433b463d1810fb7c58c0N.exe
SHA256 a5abbb929e1056f0a03f304cf7638f723e1d0c80c7e7c97742068dbba7c275b5
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

a5abbb929e1056f0a03f304cf7638f723e1d0c80c7e7c97742068dbba7c275b5

Threat Level: Known bad

The file b07ebc073413433b463d1810fb7c58c0N.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 WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-02 22:52

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: behavioral1

Detonation Overview

Submitted

2024-09-02 22:52

Reported

2024-09-02 22:54

Platform

win7-20240705-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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\b07ebc073413433b463d1810fb7c58c0N.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 1048 set thread context of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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\b07ebc073413433b463d1810fb7c58c0N.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 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1048 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.exe

"C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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/1048-0-0x0000000000C70000-0x0000000000D63000-memory.dmp

memory/1048-1-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2476-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2476-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2476-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2476-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2476-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2476-10-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

memory/1048-11-0x0000000000C70000-0x0000000000D63000-memory.dmp

memory/2476-12-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

memory/1048-16-0x0000000000C70000-0x0000000000D63000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-02 22:52

Reported

2024-09-02 22:54

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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\b07ebc073413433b463d1810fb7c58c0N.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 4168 set thread context of 2572 N/A C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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\b07ebc073413433b463d1810fb7c58c0N.exe

"C:\Users\Admin\AppData\Local\Temp\b07ebc073413433b463d1810fb7c58c0N.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 240.221.184.93.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/4168-0-0x0000000000740000-0x0000000000833000-memory.dmp

memory/4168-1-0x0000000000690000-0x0000000000691000-memory.dmp

memory/2572-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2572-6-0x0000000074372000-0x0000000074373000-memory.dmp

memory/2572-7-0x0000000074370000-0x0000000074921000-memory.dmp

memory/2572-8-0x0000000074370000-0x0000000074921000-memory.dmp

memory/4168-9-0x0000000000740000-0x0000000000833000-memory.dmp

memory/2572-10-0x0000000074372000-0x0000000074373000-memory.dmp

memory/2572-11-0x0000000074370000-0x0000000074921000-memory.dmp

memory/4168-15-0x0000000000740000-0x0000000000833000-memory.dmp